1 2010-12-07 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
4 like function call relocations.
6 2010-12-07 Ian Lance Taylor <iant@google.com>
8 * archive.cc (Archive::get_elf_object_for_member): Permit
9 punconfigured to be NULL.
10 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
11 (Archive::include_member): Pass NULL to get_elf_object_for_member
12 if we searched for the archive and this is the first included
15 2010-12-01 Ian Lance Taylor <iant@google.com>
17 * dwarf_reader.h (class Sized_dwarf_line_info): Add
18 track_relocs_type_ field.
19 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
20 Set track_relocs_type_.
21 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
22 contents when using RELA relocs.
23 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
25 * reloc.cc (Track_relocs::next_addend): New function.
26 * reloc.h (class Track_relocs): Declare next_addend.
28 2010-12-01 Ian Lance Taylor <iant@google.com>
30 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
33 2010-12-01 Ian Lance Taylor <iant@google.com>
35 * README: Update compilers known to work and fail.
37 2010-11-23 Matthias Klose <doko@ubuntu.com>
39 * configure.in: For --enable-gold, handle value `default' instead of
40 `both*'. Always install ld as ld.bfd, install as ld if gold is
42 * configure: Regenerate.
44 2010-11-18 Doug Kwan <dougkwan@google.com>
46 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
47 and right_alignment to be zero. Store result alignment only if it is
48 greater than existing alignment.
50 2010-11-16 Cary Coutant <ccoutant@google.com>
53 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
54 Check for ".zdebug_line".
56 2010-11-16 Doug Kwan <dougkwan@google.com>
57 Cary Coutant <ccoutant@google.com>
59 * output.h (Output_segment::set_section_addresses): Pass increase_relro
60 by reference; adjust all callers.
61 * output.cc (Output_segment::set_section_addresses): Adjust references
62 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
64 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
67 2010-11-16 Cary Coutant <ccoutant@google.com>
70 * layout.cc (Layout::choose_output_section): Transform names of
71 compressed sections even when using a script with a SECTIONS clause.
72 (Layout::output_section_name): Remove code to transform
73 compressed debug section names.
74 * output.cc (Output_section::add_input_section): Use uncompressed
75 section size when tracking input sections.
77 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
79 * symtab.h (Symbol::NON_PIC_REF): Remove.
80 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
81 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
82 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
83 (Symbol::use_plt_offset): Take a flags argument and pass it
84 directly to needs_dynamic_reloc. Restrict check for undefined
85 weak symbols to function calls.
86 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
87 (Target_arm::Scan::global): Use it.
88 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
89 (Target_arm::Relocate::relocate): Likewise.
90 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
91 parameter with an r_type parameter. Use get_reference_flags
93 (Target_arm::Relocate::relocate): Update accordingly.
94 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
95 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
96 (Target_i386::Scan::global): Likewise.
97 (Target_i386::Relocate::relocate): Likewise.
98 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
99 parameter with an r_type parameter. Use get_reference_flags
101 (Target_i386::Relocate::relocate): Update accordingly.
102 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
103 (Target_powerpc::Scan::global): Use it.
104 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
105 (Target_powerpc::Relocate::relocate): Likewise.
106 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
107 (Target_sparc::Scan::global): Use it.
108 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
109 (Target_sparc::Relocate::relocate): Likewise.
110 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
111 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
112 (Target_x86_64::Scan::global): Likewise.
113 (Target_x86_64::Relocate::relocate): Likewise.
115 2010-11-08 Doug Kwan <dougkwan@google.com>
116 Cary Coutant <ccoutant@google.com>
118 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
119 (Arm_exidx_merge_section::section_contents_): New data member.
120 (Arm_input_section::Arm_input_section): Initialize original_contents_.
121 (Arm_input_section::~Arm_input_section): De-allocate memory.
122 (Arm_input_section::original_contents_): New data member.
123 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
124 in parameters instead of calling Object::section_contents without
126 (Arm_output_section::group_section): New parameter TASK. Pass it
127 to callees that need locking objects.
128 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
129 to lock EXIDX input sections. Fix a formatting issue. Call
130 Arm_exidx_merged_section::build_contents to create merged section
132 (Arm_output_section::create_stub_group): New parameter TASK. Use it
133 to lock object of stub table owner.
134 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
135 TEXT_SIZE to initialize data member TEXT_SIZE_.
136 (Arm_exidx_input_section::addralign): Fix typo in comment.
137 (Arm_exidx_input_section::text_size): New method.
138 (Target_arm::do_relax): New parameter TASK. Pass it to callees
139 that require locking objects. Lock objects before scanning for stubs
140 and updating local symbols.
141 (Arm_input_section<big_endian>::init): Copy contents of original
143 (Arm_input_section<big_endian>::do_write): Use saved contents of
144 original input section instead of calling Object::section_contents
146 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
147 size without calling Object::section_size().
148 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
149 for size. Allocate a buffer for merged EXIDX entries.
150 (Arm_exidx_merged_section::build_contents): New method.
151 (Arm_exidx_merged_section::do_write): Move merge section contents
152 building code to Arm_exidx_merged_section::build_contetns. Write
153 out contetns in buffer instead of building it on the fly.
154 (Arm_relobj::make_exidx_input_section): Also pass text section size
155 to Arm_exidx_input_section constructor.
156 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
157 (Arm_dynobj::do_read_symbols): Fix memory leak.
158 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
159 * target.h: (class Task): Add forward declaration.
160 (Target::relax): Add new parameter TASK and pass it to
162 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
164 2010-11-05 Cary Coutant <ccoutant@google.com>
167 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
168 object when reading from the file.
169 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
171 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
172 when reading section contents.
173 (get_section_contents): Likewise.
174 (icf::find_identical_sections): Likewise.
175 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
176 object when reading from the file.
177 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
178 the object when doing deferred section layout.
180 2010-11-03 Nick Clifton <nickc@redhat.com>
183 * script.h (class Symbol_assignment: name): New member. Returns
184 the name of the symbol.
185 * scrfipt.cc (Script_options::is_pending_assignment): New member.
186 Returns true if the given symbol name is on the list of
187 assignments wating to be processed.
188 * archive.cc (should_incldue_member): If the symbol is undefined,
189 check to see if it is on the list of symbols pending assignment.
191 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
193 * script-sections.cc (Script_sections::find_memory_region): Check
194 for a NULL output section pointer.
196 2010-10-29 Doug Kwan <dougkwan@google.com>
198 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
199 Output_section::add_relaxed_input_section.
200 * output.cc (Output_section::add_relaxed_input_section): Add new
201 arguments LAYOUT and NAME. Set section order index.
202 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
203 Copy section order index.
204 * output.h (Output_section::add_relaxed_input_section): Add new
205 arguments LAYOUT and NAME.
207 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
209 * testsuite/Makefile.am: Move gcctestdir/ld rule to
210 NATIVE_OR_CROSS_LINKER.
211 * testsuite/Makefile.in: Regenerate.
213 2010-10-20 Doug Kwan <dougkwan@google.com>
215 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
216 without SHF_LINK_ORDER flags.
217 * layout.cc (Layout::choose_output_section): Do not filter
218 SHF_LINK_ORDER flag in a relocatable link.
220 2010-10-17 Cary Coutant <ccoutant@google.com>
222 * output.h (Output_segment::set_section_addresses): Change function
223 signature. Update all callers.
224 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
226 (Output_segment::set_section_addresses): Align after last TLS
227 section. Add padding before last relro section instead of after.
229 2010-10-17 Doug Kwan <dougkwan@google.com>
231 * gold/arm.cc (Target_arm::got_section): Use correct order and set
232 GOT output section to be writable.
234 2010-10-14 Cary Coutant <ccoutant@google.com>
236 * debug.h (DEBUG_INCREMENTAL): New flag.
237 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
238 * gold.cc (queue_initial_tasks): Check parameters for incremental link
240 * incremental.cc (report_command_line): Ignore all forms of
242 * layout.cc (Layout::Layout): Check parameters for incremental link
244 * options.cc (General_options::parse_incremental): New function.
245 (General_options::parse_no_incremental): New function.
246 (General_options::parse_incremental_full): New function.
247 (General_options::parse_incremental_update): New function.
248 (General_options::incremental_mode_): New data member.
249 (General_options::finalize): Check incremental_mode_.
250 * options.h (General_options): Update help text for --incremental.
251 Add --no-incremental, --incremental-full, --incremental-update.
252 (General_options::Incremental_mode): New enum type.
253 (General_options::incremental_mode): New function.
254 (General_options::incremental_mode_): New data member.
255 * parameters.cc (Parameters::incremental_mode_): New data member.
256 (Parameters::set_options): Set incremental_mode_.
257 (Parameters::set_incremental_full): New function.
258 (Parameters::incremental): New function.
259 (Parameters::incremental_update): New function.
260 (set_parameters_incremental_full): New function.
261 * parameters.h (Parameters::set_incremental_full): New function.
262 (Parameters::incremental): New function.
263 (Parameters::incremental_update): New function.
264 (Parameters::incremental_mode_): New data member.
265 (set_parameters_incremental_full): New function.
266 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
267 incremental link mode.
268 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
269 (Sized_relobj::do_relocate_sections): Likewise.
270 * testsuite/Makefile.am (incremental_test): Use --incremental-full
272 * testsuite/Makefile.in: Regenerate.
273 * testsuite/incremental_test.sh: Filter all forms of --incremental.
275 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
277 * script-sections.h (class Script_sections): Make
278 Sections_elements typedef public.
279 * script-sections.cc (class Sort_output_sections): Add elements_
280 field. Add constructor which sets it; change all callers.
281 (Sort_output_sections::is_before): New function.
282 (Sort_output_sections::operator()): Call is_before.
283 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
285 * testsuite/script_test_10.sh: New test. Test script section
287 * testsuite/script_test_10.t: Likewise.
288 * testsuite/script_test_10.s: Likewise.
289 * testsuite/Makefile.am: Wrap the cross linker tests and the
290 common tests into NATIVE_OR_CROSS_LINKER.
291 (check_SCRIPTS): Add script_test_10.sh.
292 (check_DATA): Add script_test_10.stdout.
293 (script_test_10.o, script_test_10): New targets.
294 (script_test_10.stdout): New target.
295 * configure, testsuite/Makefile.in: Regenerate.
297 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
299 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
300 error for the deprecated relocations.
301 (Target_arm::Scan::global): Likewise.
302 (Target_arm::Relocate::relocate): Likewise.
304 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
306 * fileread.cc (Input_file::find_file): Initialize *found_name
307 and *namep when using the fallback search for case 4.
309 2010-10-11 Cary Coutant <ccoutant@google.com>
311 * options.h (class General_options): Redefine -z lazy as an alias for
312 the negation of -z now.
314 2010-10-11 Ian Lance Taylor <iant@google.com>
316 * resolve.cc (symbol_to_bits): Report the value of the unsupported
319 2010-10-06 Nick Clifton <nickc@redhat.com>
321 * script-sections.cc(class Memory_region): Remove
322 current_lma_offset_ field. Rename current_vma_offset_ to
323 current_offset_. Add last_section_ field.
324 (Memory_region::get_current_vma_address): Rename to
326 (Memory_region::get_current_lma_address): Delete.
327 (Memory_region::increment_vma_offset): Rename to
329 (Memory_region::increment_lma_offset): Delete.
330 (Memory_region::attributes_compatible): New method. Returns
331 true if the provided section is compatible with the region.
332 (Memory_region::get_last_section): New method. Returns the last
333 section to use the region.
334 (Memory_region::set_last_section): New method. Stores the last
335 section to use the region.
336 (Script_sections::block_in_region): New method. Returns true if
337 a block of memory is contained within a region.
338 (Script_sections::find_memory_region): New method. Locates a
339 memory region to be used to set a VMA or LMA address.
340 (Output_section_definition::set_section_addresses): Add code to
341 check for addresses set by memory regions.
342 (Output_segment::set_section_addresses): Remove memory region
344 (Script_sections::create_segment): Add a warning if a header
345 segment is created outside of any region.
346 * script-sections.h (class Script_sections): Add prototypes for
347 find_memory_region and block_in_region methods.
348 * testsuite/memory_test.s: Use .long instead of .word.
349 * testsuite/memory_test.t: Add some more output sections.
350 * testsuite/memory_test.sh: Update expected output.
352 2010-10-02 Doug Kwan <dougkwan@google.com>
354 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
355 defintion to symtab.h
356 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
357 declaration to defintion.
359 2010-10-01 Nick Clifton <nickc@redhat.com>
361 * expression.cc (eval): Replace dummy argument with NULL.
362 (eval_maybe_dot): Check for a NULL result section pointer.
363 (Symbol_expression::value): Likewise.
364 (Dot_expression::value): Likewise.
365 (BINARY_EXPRESSION): Likewise.
366 (Max_expression::value): Likewise.
367 (Min_expression::value): Likewise.
368 (Absolute_expression::value): Likewise.
369 (Addr_expression::value_from_output_section): Likewise.
370 (Loaddddr_expression::value_from_output_section): Likewise.
371 (Segment_start_expression::value): Likewise.
373 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
375 (Sections_elememt_dot_assignment::set_section_addresses):
377 (Output_data_expression::do_write_to_buffer): Likewise.
378 (Output_section_definition::finalize_symbols): Likewise.
379 (Output_section_definition::set_section_addresses): Likewise.
381 2010-09-30 Doug Kwan <dougkwan@google.com>
383 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
385 2010-09-28 Sriraman Tallam <tmsriram@google.com>
387 * target.h (Target::can_icf_inline_merge_sections): New virtual
389 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
391 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
393 * icf.cc (get_section_contents): Inline merge sections only when
396 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
398 * configure: Regenerate.
400 2010-09-17 Ian Lance Taylor <iant@google.com>
402 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
403 * testsuite/Makefile.am (memory_test.o): New target.
404 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
406 * testsuite/Makefile.in: Rebuild.
408 2010-09-17 Doug Kwan <dougkwan@google.com>
410 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
411 defintion if relocation uses GOT entries of the symbol.
412 * testsuite/icf_safe_test.sh: Fix test.
413 * testsuite/icf_safe_so_test.sh: Fix test.
415 2010-09-16 Cary Coutant <ccoutant@google.com>
417 * script_sections.cc (class Memory_region): Remove "NULL" from
418 vector initializations.
420 2010-09-15 Cary Coutant <ccoutant@google.com>
422 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
423 Resolve forwarding symbols.
425 2010-09-15 Doug Kwan <dougkwan@google.com>
427 * gold/testsuite/script_test_3.t: Add ARM special sections.
428 * gold/testsuite/script_test_4.t: Same.
429 * gold/testsuite/script_test_5.t: Same.
430 * gold/testsuite/script_test_6.t: Same.
431 * gold/testsuite/script_test_7.t: Same.
432 * gold/testsuite/script_test_7.t: Same.
433 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
435 2010-09-14 Cary Coutant <ccoutant@google.com>
437 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
438 (Target_x86_64::Relocate::relocate_tls): Replace check for
439 saw_tls_block_reloc_ with test for executable section.
441 2010-09-12 Cary Coutant <ccoutant@google.com>
443 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
444 position-independent executables to shared libraries need dynamic
446 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
447 position-independent executables.
448 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
449 * testsuite/Makefile.in: Regenerate.
451 2010-09-10 Nick Clifton <nickc@redhat.com>
454 * testsuite/memory_test.t: Discard any sections that are not
457 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
460 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
461 "This::" to work around a bug in gcc 4.2.
463 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
465 2010-09-09 Rafael Espindola <espindola@google.com>
467 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
468 sections with different PF_X flags in the same segment.
469 (Layout::find_first_load_seg): Search all segments to find the first
471 * options.h (rosegment): New.
473 2010-09-08 Rafael Espindola <espindola@google.com>
475 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
477 2010-09-08 Doug Kwan <dougkwan@google.com>
479 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
480 (Arm_relobj::do_relocate_sections): Add new parameter for output
481 file to match the parent.
482 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
483 of local symbols instead of input values. Update code to track
484 changes in gold::relocate_section.
485 * object.cc (Sized_relobj::compute_final_local_value): New methods.
486 (Sized_relobj::compute_final_local_value_internal): New methods.
487 (Sized_relobj::do_finalize_local_symbols): Move code from loop
488 body into private version of Sized_relobj::compute_final_local_value.
489 Call the inline method.
490 * object.h (Symbol_value::Symbol_value): Define destructor. Free
491 merged symbol value if there is one.
492 (Symbol_value::has_output_value): New method defintiion.
493 (Sized_relobj::Compute_final_local_value_status): New enum type.
494 (Sized_relobj::compute_final_local_value): New methods.
495 (Sized_relobj::compute_final_local_value_internal): New methods.
496 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
497 and arm_cortex_a8.sh.
498 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
499 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
501 * Makefile.in: Regenerate.
502 * testsuite/arm_bl_out_of_range.s: Update test.
503 * testsuite/thumb_bl_out_of_range.s: Ditto.
504 * testsuite/thumb_blx_out_of_range.s: Ditto.
505 * testsuite/arm_branch_out_of_range.sh: New file.
506 * testsuite/arm_cortex_a8.sh: Ditto.
507 * testsuite/arm_cortex_a8_b.s: Ditto.
508 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
509 * testsuite/arm_cortex_a8_b_local.s: Ditto.
510 * testsuite/arm_cortex_a8_bl.s: Ditto.
511 * testsuite/arm_cortex_a8_blx.s: Ditto.
512 * testsuite/arm_cortex_a8_local.s: Ditto.
513 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
514 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
516 2010-09-08 Rafael Espindola <espindola@google.com>
518 * Makefile.am (memory_test.stdout): Run readelf with -W.
519 * Makefile.in: Regenerate.
520 * testsuite/memory_test.sh: Make the regexps accept both 32 and
523 2010-09-08 Rafael Espindola <espindola@google.com>
525 * script-sections.cc (Script_sections::add_memory_region): Convert
526 field precision to int.
527 * script.cc (script_set_section_region, script_set_section_region):
528 Convert field precision to int.
530 2010-09-08 Rafael Espindola <espindola@google.com>
532 * arm.cc (do_finalize_sections): Create the __exidx_start and
533 __exdix_end symbols even when the section is missing.
535 2010-09-08 Nick Clifton <nickc@redhat.com>
537 * README: Remove claim that MEMORY is not supported.
538 * expression.cc (script_exp_function_origin)
539 (script_exp_function_length): Move from here to ...
540 * script.cc: ... here.
541 (script_set_section_region, script_add_memory)
542 (script_parse_memory_attr, script_include_directive): New
545 (class Memory_region): New class.
546 (class Output_section_definition): Add set_memory_region,
547 set_section_vma, set_section_lma and get_section_name methods.
548 (class Script_Sections): Add add_memory_region,
549 find_memory_region, find_memory_region_origin,
550 find_memory_region_length and set_memory_region methods.
551 Have set_section_addresses method walk the list of set memory
553 Extend the print methos to display memory regions.
554 * script-sections.h: Add prototypes for new methods.
555 Add enum for MEMORY region attributes.
556 * yyscript.y: Add support for parsing MEMORY regions.
557 * script-c.h: Add prototypes for new functions.
558 * testsuite/Makefile.am: Add test of MEMORY region functionality.
559 * testsuite/Makefile.in: Regenerate.
560 * testsuite/memory_test.sh: New script.
561 * testsuite/memory_test.s: New assembler source file.
562 * testsuite/memory_test.t: New linker script.
564 2010-08-27 Doug Kwan <dougkwan@google.com>
566 * gold/resolve.cc (Symbol_table::should_override): Let a weak
567 reference override an existing dynamic weak reference.
568 * testsuite/Makefile.am: Add new test dyn_weak_ref.
569 * testsuite/Makefile.in: Regenerate.
570 * testsuite/dyn_weak_ref.sh: New file.
571 * testsuite/dyn_weak_ref_1.c: Ditto.
572 * testsuite/dyn_weak_ref_2.c: Ditto.
574 2010-08-27 Ian Lance Taylor <iant@google.com>
576 * incremental.h (class Incremental_input_entry): Add virtual
579 2010-08-27 Ian Lance Taylor <iant@google.com>
581 * testsuite/start_lib_test_3.c: Mark t3 as used.
583 2010-08-27 Nick Clifton <nickc@redhat.com>
585 * options.cc (version_script): Fix small typo in previous
588 2010-08-25 Nick Clifton <nickc@redhat.com>
590 * archive.cc: Formatting fixes: Remove whitespace between
591 typename and following asterisk. Remove whitespace between
592 function name and opening parenthesis.
593 * archive.h: Likewise.
595 * attributes.cc: Likewise.
596 * attributes.h: Likewise.
597 * common.cc: Likewise.
598 * copy-relocs.cc: Likewise.
599 * dirsearch.h: Likewise.
600 * dynobj.cc: Likewise.
601 * ehframe.cc: Likewise.
602 * ehframe.h: Likewise.
603 * expression.cc: Likewise.
604 * fileread.cc: Likewise.
605 * fileread.h: Likewise.
607 * gold-threads.cc: Likewise.
611 * incremental-dump.cc: Likewise.
612 * incremental.cc: Likewise.
613 * layout.cc: Likewise.
614 * layout.h: Likewise.
616 * merge.cc: Likewise.
618 * object.cc: Likewise.
619 * object.h: Likewise.
620 * options.cc: Likewise.
621 * options.h: Likewise.
622 * output.cc: Likewise.
623 * output.h: Likewise.
624 * plugin.cc: Likewise.
625 * plugin.h: Likewise.
626 * powerpc.cc: Likewise.
627 * reloc.cc: Likewise.
628 * script-c.h: Likewise.
629 * script-sections.cc: Likewise.
630 * script.cc: Likewise.
631 * stringpool.cc: Likewise.
632 * symtab.cc: Likewise.
633 * symtab.h: Likewise.
634 * target.cc: Likewise.
635 * timer.cc: Likewise.
637 * version.cc: Likewise.
638 * x86_64.cc: Likewise.
640 2010-08-24 Nick Clifton <nickc@redhat.com>
643 * layout.cc (segment_precedes): Sort segments by their physical
644 addresses, if they have been set.
646 2010-08-23 Cary Coutant <ccoutant@google.com>
648 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
650 (Lib_group::include_member): Unlock object after deleting its
652 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
655 2010-08-19 Neil Vachharajani <nvachhar@google.com>
656 Cary Coutant <ccoutant@google.com>
658 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
659 constructor, and set_blocker.
660 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
662 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
663 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
664 * testsuite/Makefile.am (start_lib_test): New test case.
665 * testsuite/Makefile.in: Regenerate.
666 * testsuite/start_lib_test_main.c: New file.
667 * testsuite/start_lib_test_1.c: New file.
668 * testsuite/start_lib_test_2.c: New file.
669 * testsuite/start_lib_test_3.c: New file.
671 2010-08-19 Ian Lance Taylor <iant@google.com>
673 * Makefile.in: Rebuild with automake 1.11.1.
674 * aclocal.m4: Likewise.
675 * testsuite/Makefile.in: Likewise.
677 2010-08-19 Ian Lance Taylor <iant@google.com>
680 * i386.cc (class Output_data_plt_i386): Update declarations.
681 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
682 local_ifuncs_ fields.
683 (Target_i386::do_plt_section_for_global): New function.
684 (Target_i386::do_plt_section_for_local): New function.
685 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
686 parameter; change all callers. Initialize global_ifuncs_ and
687 local_ifuncs_. If doing a static link define __rel_iplt_start and
689 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
690 (Output_data_plt_i386::add_local_ifunc_entry): New function.
691 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
693 (Target_i386::make_plt_section): New function, broken out of
694 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
695 (Target_i386::make_plt_entry): Call make_plt_section.
696 (Target_i386::make_local_ifunc_plt_entry): New function.
697 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
698 (Target_i386::Scan::local): Handle IFUNC symbols. Add
699 R_386_IRELATIVE to switch.
700 (Target_i386::Scan::global): Likewise.
701 (Target_i386::Relocate::relocate): Likewise.
702 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
704 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
705 (Target_x86_64::do_plt_section_for_global): New function.
706 (Target_x86_64::do_plt_section_for_local): New function.
707 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
708 parameter; change all callers. If doing a static link define
709 __rela_iplt_start and __rela_iplt_end.
710 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
711 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
712 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
714 (Target_x86_64::make_local_ifunc_plt_entry): New function.
715 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
717 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
718 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
719 R_X86_64_IRELATIVE to switch.
720 (Target_x86_64::Scan::global): Likewise.
721 (Target_x86_64::Relocate::relocate): Likewise.
722 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
724 * target.h (class Target): Add plt_section_for_global and
725 plt_section_for_local functions. Add do_plt_section_for_global
726 and do_plt_section_for_local virtual functions.
727 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
729 (Symbol::use_plt_offset): Handle IFUNC symbol.
730 * object.cc (Sized_relobj::Sized_relobj): Initialize
732 (Sized_relobj::local_has_plt_offset): New function.
733 (Sized_relobj::local_plt_offset): New function.
734 (Sized_relobj::set_local_plt_offset): New function.
735 (Sized_relobj::do_count): Handle IFUNC symbol.
736 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
737 a bit away from input_shndx_ field. Add set_is_func_symbol and
738 is_ifunc_symbol functions.
739 (class Sized_relobj): Update declarations. Remove Tls_got_entry
740 and Local_tls_got_offsets. Define Local_plt_offsets. Add
741 local_plt_offsets_ field.
742 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
743 * output.h (class Output_section_data): Add non-const
744 output_section function.
745 (class Output_data_got): Update declarations.
746 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
747 Add use_plt_offset parameter to global and local constructors.
748 Change all callers. Change local_sym_index_ field to 31 bits.
749 Change GSYM_CODE and CONSTANT_CODE accordingly.
750 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
751 doing a static link don't set sh_link field.
752 (Output_data_got::Got_entry::write): Use PLT offset if
754 (Output_data_got::add_global_plt): New function.
755 (Output_data_got::add_local_plt): New function.
756 * target-reloc.h (relocate_section): Handle IFUNC symbol.
757 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
758 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
759 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
760 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
762 * testsuite/ifunc-sel.h: New file.
763 * testsuite/ifuncmain1.c: New file.
764 * testsuite/ifuncmain1vis.c: New file.
765 * testsuite/ifuncmod1.c: New file.
766 * testsuite/ifuncdep2.c: New file.
767 * testsuite/ifuncmain2.c: New file.
768 * testsuite/ifuncmain3.c: New file.
769 * testsuite/ifuncmod3.c: New file.
770 * testsuite/ifuncmain4.c: New file.
771 * testsuite/ifuncmain5.c: New file.
772 * testsuite/ifuncmod5.c: New file.
773 * testsuite/ifuncmain6pie.c: New file.
774 * testsuite/ifuncmod6.c: New file.
775 * testsuite/ifuncmain7.c: New file.
776 * configure, testsuite/Makefile.in: Rebuild.
778 2010-08-18 Ian Lance Taylor <iant@google.com>
781 (Output_section_incremental_inputs::write_input_files): Add cast
782 to avoid signed/unsigned comparison warning.
783 (Output_section_incremental_inputs::write_info_blocks): Likewise.
785 2010-08-12 Cary Coutant <ccoutant@google.com>
787 * common.cc (Sort_commons::operator()): Remove unnecessary code.
789 2010-08-13 Ian Lance Taylor <iant@google.com>
791 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
793 2010-08-12 Cary Coutant <ccoutant@google.com>
794 Doug Kwan <dougkwan@google.com>
796 * resolve.cc (Symbol_table::should_override): When a weak dynamic
797 defintion overrides non-weak undef, remember that the original undef
799 * symtab.cc (Symbol_table::sized_write_global): For undef without
800 an original weak binding, set binding to global in output.
801 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
802 * testsuite/Makefile.in: Regenerate.
803 * testsuite/strong_ref_weak_def.sh: New file.
804 * testsuite/strong_ref_weak_def_1.c: Ditto.
805 * testsuite/strong_ref_weak_def_2.c: Ditto.
807 2010-08-12 Cary Coutant <ccoutant@google.com>
809 * testsuite/incremental_test.sh: Rewrite.
810 * testsuite/incremental_test_1.c: Rewrite.
811 * testsuite/incremental_test_2.c: Rewrite.
813 2010-08-12 Cary Coutant <ccoutant@google.com>
815 * arm.cc (Target_arm::got_size): Add const.
816 (Target_arm::got_entry_count): New function.
817 (Target_arm::plt_entry_count): New function.
818 (Target_arm::first_plt_entry_offset): New function.
819 (Target_arm::plt_entry_size): New function.
820 (Output_data_plt_arm::entry_count): New function.
821 (Output_data_plt_arm::first_plt_entry_offset): New function.
822 (Output_data_plt_arm::get_plt_entry_size): New function.
823 * i386.cc (Target_i386::got_size): Add const.
824 (Target_i386::got_entry_count): New function.
825 (Target_i386::plt_entry_count): New function.
826 (Target_i386::first_plt_entry_offset): New function.
827 (Target_i386::plt_entry_size): New function.
828 (Output_data_plt_i386::entry_count): New function.
829 (Output_data_plt_i386::first_plt_entry_offset): New function.
830 (Output_data_plt_i386::get_plt_entry_size): New function.
831 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
832 find_incremental_inputs_sections. Dump incremental_got_plt section.
833 * incremental.cc: Include target.h.
834 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
835 parameter. Adjust all callers. Find incremental_got_plt section.
836 (Incremental_inputs::create_data_sections): Create incremental_got_plt
838 (Output_section_incremental_inputs::set_final_data_size): Calculate
839 size of incremental_got_plt section.
840 (Output_section_incremental_inputs::do_write): Write the
841 incremental_got_plt section.
842 (Got_plt_view_info): New struct.
843 (Local_got_offset_visitor): New class.
844 (Global_got_offset_visitor): New class.
845 (Global_symbol_visitor_got_plt): New class.
846 (Output_section_incremental_inputs::write_got_plt): New function.
847 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
848 Add parameter. Adjust all callers.
849 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
850 (Incremental_inputs::got_plt_section): New function.
851 (Incremental_inputs::got_plt_section_): New data member.
852 (Incremental_got_plt_reader): New class.
853 * layout.cc (Layout::create_incremental_info_sections): Add the
854 incremental_got_plt section.
855 * object.h (Got_offset_list::get_list): New function.
856 (Got offset_list::for_all_got_offsets): New function.
857 (Sized_relobj::local_got_offset_list): New function.
858 * powerpc.cc (Target_powerpc::got_size): Add const.
859 (Target_powerpc::got_entry_count): New function.
860 (Target_powerpc::plt_entry_count): New function.
861 (Target_powerpc::first_plt_entry_offset): New function.
862 (Target_powerpc::plt_entry_size): New function.
863 (Output_data_plt_powerpc::entry_count): New function.
864 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
865 (Output_data_plt_powerpc::get_plt_entry_size): New function.
866 * sparc.cc (Target_sparc::got_size): Add const.
867 (Target_sparc::got_entry_count): New function.
868 (Target_sparc::plt_entry_count): New function.
869 (Target_sparc::first_plt_entry_offset): New function.
870 (Target_sparc::plt_entry_size): New function.
871 (Output_data_plt_sparc::entry_count): New function.
872 (Output_data_plt_sparc::first_plt_entry_offset): New function.
873 (Output_data_plt_sparc::get_plt_entry_size): New function.
874 * symtab.h (Symbol::got_offset_list): New function.
875 (Symbol_table::for_all_symbols): New function.
876 * target.h (Sized_target::got_entry_count): New function.
877 (Sized_target::plt_entry_count): New function.
878 (Sized_target::plt_entry_size): New function.
879 * x86_64.cc (Target_x86_64::got_size): Add const.
880 (Target_x86_64::got_entry_count): New function.
881 (Target_x86_64::plt_entry_count): New function.
882 (Target_x86_64::first_plt_entry_offset): New function.
883 (Target_x86_64::plt_entry_size): New function.
884 (Output_data_plt_x86_64::entry_count): New function.
885 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
886 (Output_data_plt_x86_64::get_plt_entry_size): New function.
888 2010-08-12 Cary Coutant <ccoutant@google.com>
890 * archive.cc: Include incremental.h.
891 (Archive::Archive): Initialize incremental_info_.
892 (Archive::include_member): Record archive members in incremental info.
893 (Add_archive_symbols::run): Record begin and end of an archive in
895 (Lib_group::include_member): Record objects in incremental info.
896 * archive.h (Incremental_archive_entry): Forward declaration.
897 (Archive::set_incremental_info): New member function.
898 (Archive::incremental_info): New member function.
899 (Archive::Unused_symbol_iterator): New class.
900 (Archive::unused_symbols_begin): New member function.
901 (Archive::unused_symbols_end): New member function.
902 (Archive::incremental_info_): New data member.
903 * incremental-dump.cc (find_input_containing_global): New function.
904 (dump_incremental_inputs): Dump new incremental info sections.
905 * incremental.cc: Include symtab.h.
906 (Output_section_incremental_inputs): New class.
907 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
908 new incremental info sections.
909 (Sized_incremental_binary::do_check_inputs): Likewise.
910 (Incremental_inputs::report_archive): Remove.
911 (Incremental_inputs::report_archive_begin): New function.
912 (Incremental_inputs::report_archive_end): New function.
913 (Incremental_inputs::report_object): New function.
914 (Incremental_inputs::finalize_inputs): Remove.
915 (Incremental_inputs::report_input_section): New function.
916 (Incremental_inputs::report_script): Rewrite.
917 (Incremental_inputs::finalize): Do nothing but finalize string table.
918 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
919 (Incremental_inputs::sized_create_inputs_section_data): Remove.
920 (Incremental_inputs::create_data_sections): New function.
921 (Incremental_inputs::relocs_entsize): New function.
922 (Output_section_incremental_inputs::set_final_data_size): New function.
923 (Output_section_incremental_inputs::do_write): New function.
924 (Output_section_incremental_inputs::write_header): New function.
925 (Output_section_incremental_inputs::write_input_files): New function.
926 (Output_section_incremental_inputs::write_info_blocks): New function.
927 (Output_section_incremental_inputs::write_symtab): New function.
928 * incremental.h (Incremental_script_entry): Forward declaration.
929 (Incremental_object_entry): Forward declaration.
930 (Incremental_archive_entry): Forward declaration.
931 (Incremental_inputs): Forward declaration.
932 (Incremental_inputs_header_data): Remove.
933 (Incremental_inputs_header): Remove.
934 (Incremental_inputs_header_write): Remove.
935 (Incremental_inputs_entry_data): Remove.
936 (Incremental_inputs_entry): Remove.
937 (Incremental_inputs_entry_write): Remove.
938 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
939 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
940 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
941 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
943 (Incremental_input_entry): New class.
944 (Incremental_script_entry): New class.
945 (Incremental_object_entry): New class.
946 (Incremental_archive_entry): New class.
947 (Incremental_inputs::Incremental_inputs): Initialize new data members.
948 (Incremental_inputs::report_inputs): Remove.
949 (Incremental_inputs::report_archive): Remove.
950 (Incremental_inputs::report_archive_begin): New function.
951 (Incremental_inputs::report_archive_end): New function.
952 (Incremental_inputs::report_object): Change prototype.
953 (Incremental_inputs::report_input_section): New function.
954 (Incremental_inputs::report_script): Change prototype.
955 (Incremental_inputs::get_reloc_count): New function.
956 (Incremental_inputs::set_reloc_count): New function.
957 (Incremental_inputs::create_data_sections): New function.
958 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
959 (Incremental_inputs::inputs_section): New function.
960 (Incremental_inputs::symtab_section): New function.
961 (Incremental_inputs::relocs_section): New function.
962 (Incremental_inputs::get_stringpool): Add const.
963 (Incremental_inputs::command_line): Add const.
964 (Incremental_inputs::inputs): Remove.
965 (Incremental_inputs::command_line_key): New function.
966 (Incremental_inputs::input_file_count): New function.
967 (Incremental_inputs::input_files): New function.
968 (Incremental_inputs::relocs_entsize): New function.
969 (Incremental_inputs::sized_create_inputs_section_data): Remove.
970 (Incremental_inputs::finalize_inputs): Remove.
971 (Incremental_inputs::Input_info): Remove.
972 (Incremental_inputs::lock_): Remove.
973 (Incremental_inputs::inputs_): Change type.
974 (Incremental_inputs::inputs_map_): Remove.
975 (Incremental_inputs::current_object_entry_): New data member.
976 (Incremental_inputs::inputs_section_): New data member.
977 (Incremental_inputs::symtab_section_): New data member.
978 (Incremental_inputs::relocs_section_): New data member.
979 (Incremental_inputs::reloc_count_): New data member.
980 (Incremental_inputs_reader): New class.
981 (Incremental_symtab_reader): New class.
982 (Incremental_relocs_reader): New class.
983 * layout.cc (Layout::finalize): Move finalization of incremental info
984 and creation of incremental info sections to follow finalization of
985 symbol table. Set offsets for postprocessing sections.
986 (Layout::create_incremental_info_sections): Call
987 Incremental_inputs::create_data_sections. Add incremental symtab
988 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
989 sections to layout after input sections.
990 * layout.h (struct Timespec): Forward declaration.
991 (Layout::incremental_inputs): Add const.
992 (Layout::create_incremental_info_sections): Add parameter.
993 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
994 * object.cc: Include incremental.h.
995 (Relobj::finalize_incremental_relocs): New function.
996 (Sized_relobj::do_layout): Record input sections in incremental info.
997 * object.h (Object::output_section): New function.
998 (Object::output_section_offset): Moved from Relobj.
999 (Object::get_incremental_reloc_base): New function.
1000 (Object::get_incremental_reloc_count): New function.
1001 (Object::do_output_section): New function.
1002 (Object::do_output_section_offset): Moved from Relobj.
1003 (Object::do_get_incremental_reloc_base): New function.
1004 (Object::do_get_incremental_reloc_count): New function.
1005 (Object::Object): Initialize new data members.
1006 (Relobj::output_section): Renamed do_output_section and moved to
1008 (Relobj::output_section_offset): Moved to Object.
1009 (Relobj::do_get_incremental_reloc_base): New function.
1010 (Relobj::do_get_incremental_reloc_count): New function.
1011 (Relobj::allocate_incremental_reloc_counts): New function.
1012 (Relobj::count_incremental_reloc): New function.
1013 (Relobj::finalize_incremental_relocs): New function.
1014 (Relobj::next_incremental_reloc_index): New function.
1015 (Relobj::reloc_counts_): New data member.
1016 (Relobj::reloc_bases_): New data member.
1017 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1018 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1019 (Sized_relobj::incremental_relocs_scan): New function.
1020 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1021 (Sized_relobj::incremental_relocs_write): New function.
1022 (Sized_relobj::incremental_relocs_write_reltype): New function.
1023 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1025 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1026 archives and object files elsewhere.
1027 (Add_symbols::run): Report object files here.
1028 (Finish_group::run): Report end of archive at end of group.
1029 * reloc.cc: Include layout.h, incremental.h.
1030 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1031 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1032 (Sized_relobj::incremental_relocs_scan): New function.
1033 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1034 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1035 (Sized_relobj::incremental_relocs_write): New function.
1036 (Sized_relobj::incremental_relocs_write_reltype): New function.
1037 * script.cc (read_input_script): Rewrite test for incremental link.
1038 Change call to Incremental_inputs::report_script.
1039 * symtab.h (Symbol_table::first_global_index): New function.
1040 (Symbol_table::output_count): New function.
1042 2010-08-12 Doug Kwan <dougkwan@google.com>
1044 * arm.cc (Target_arm::merge_object_attributes): Check command line
1045 options --no-wchar-size-warning and --no-enum-size-warning.
1046 * options.h (General_options): Add ld-compatible options
1047 --no-enum-size-warning and --no-wchar-size-warning.
1049 2010-08-04 Ian Lance Taylor <iant@google.com>
1051 * x86_64.cc (Target_x86_64::Scan::local): Use
1052 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1053 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1054 (Target_x86_64::Scan::global): Likewise.
1055 (Target_x86_64::Relocate::relocate): Likewise.
1056 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1059 2010-08-03 Cary Coutant <ccoutant@google.com>
1061 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1062 to reserve space in merged_strings vector. Keep total input size
1064 (Output_merge_string::do_print_merge_stats): Print total input size.
1065 * merge.h (Output_merge_string): Add input_size_ field.
1066 * stringpool.cc (Stringpool_template::string_length): Move
1067 implementations out of Stringpool_template class and place in
1069 * stringpool.h (string_length): Move out of Stringpool_template.
1071 2010-08-03 Ian Lance Taylor <iant@google.com>
1074 * layout.cc (relaxation_loop_body): If address of load segment is
1075 set, adjust address to include headers if possible.
1077 2010-08-03 Ian Lance Taylor <iant@google.com>
1079 * version.cc (version_string): Bump to 1.10.
1081 2010-08-03 Ian Lance Taylor <iant@google.com>
1084 * layout.h (enum Output_section_order): Define.
1085 (class Layout): Update declarations.
1086 * layout.cc (Layout::get_output_section): Add order parameter.
1087 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1088 is_first_non_relro parameters. Change all callers.
1089 (Layout::choose_output_section): Likewise.
1090 (Layout::add_output_section_data): Likewise.
1091 (Layout::make_output_section): Likewise. Set order.
1092 (Layout::default_section_order): New function.
1093 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1094 * output.cc (Output_section::Output_section): Initialize order_.
1095 Don't initialize deleted fields.
1096 (Output_segment::Output_segment): Don't initialize deleted
1098 (Output_segment::add_output_section_to_load): New function
1099 replacing add_output_section. Change all callers to call this or
1100 add_output_section_to_nonload.
1101 (Output_segment::add_output_section_to_nonload): New function.
1102 (Output_segment::remove_output_section): Rewrite.
1103 (Output_segment::add_initial_output_data): Likewise.
1104 (Output_segment::has_any_data_sections): Likewise.
1105 (Output_segment::is_first_section_relro): Likewise.
1106 (Output_segment::maximum_alignment): Likewise.
1107 (Output_segment::has_dynamic_reloc): New function replacing
1108 dynamic_reloc_count. Change all callers.
1109 (Output_segment::has_dynamic_reloc_list): New function replacing
1110 dynamic_reloc_count_list. Change all callers.
1111 (Output_segment::set_section_addresses): Rewrite.
1112 (Output_segment::set_offset): Rewrite.
1113 (Output_segment::find_first_and_last_list): Remove.
1114 (Output_segment::set_tls_offsets): Rewrite.
1115 (Output_segment::first_section_load_address): Likewise.
1116 (Output_segment::output_section_count): Likewise.
1117 (Output_segment::section_with_lowest_load_address): Likewise.
1118 (Output_segment::write_section_headers): Likewise.
1119 (Output_segment::print_sections_to_map): Likewise.
1120 * output.h (class Output_data): Remove dynamic_reloc_count_
1121 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1122 (Output_data::add_dynamic_reloc): Rewrite.
1123 (Output_data::has_dynamic_reloc): New function.
1124 (Output_data::dynamic_reloc_count): Remove.
1125 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1126 is_last_relro_, is_first_non_relro_, is_interp_,
1127 is_dynamic_linker_section_ fields. Add order and set_order
1128 functions. Remove is_relro_local, set_is_relro_local,
1129 is_last_relro, set_is_last_relro, is_first_non_relro,
1130 set_is_first_non_relro functions, is_interp, set_is_interp,
1131 is_dynamic_linker_section, and set_is_dynamic_linker_section
1133 (class Output_segment): Change Output_data_list from std::list to
1134 std:;vector. Add output_lists_ field. Remove output_data_ and
1135 output_bss_ fields. Update declarations.
1137 2010-08-02 Ian Lance Taylor <iant@google.com>
1139 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1140 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1141 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1143 2010-08-02 Ian Lance Taylor <iant@google.com>
1146 * script.cc (Script_options::Script_options): Initialize
1147 symbol_definitions_ and symbol_references_.
1148 (Script_options::add_symbol_assignment): Update
1149 symbol_definitions_ and symbol_references_.
1150 (Script_options::add_symbol_reference): New function.
1151 (script_symbol): New function.
1152 * script.h (class Script_options): Add symbol_definitions_ and
1153 symbol_references_ fields.
1154 (Script_options::referenced_const_iterator): New type.
1155 (Script_options::referenced_begin): New function.
1156 (Script_options::referenced_end): New function.
1157 (Script_options::is_referenced): New function.
1158 (Script_options::any_unreferenced): New function.
1159 * script-c.h (script_symbol): Declare.
1160 * yyscript.y (exp): Call script_symbol.
1161 * symtab.cc: Include "script.h".
1162 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1163 Change all callers. Check symbols referenced by scripts.
1164 (Symbol_table::add_undefined_symbols_from_command_line): Add
1165 layout parameter. Change all callers.
1166 (Symbol_table::do_add_undefined_symbols_from_command_line):
1167 Likewise. Break out loop body. Check symbols referenced by
1169 (Symbol_table::add_undefined_symbol_from_command_line): New
1170 function broken out of
1171 do_add_undefined_symbols_from_command_line.
1172 * symtab.h (class Symbol_table): Update declarations.
1173 * archive.cc: Include "layout.h".
1174 (Archive::should_include_member): Add layout parameter. Change
1175 all callers. Check for symbol mentioned in expression.
1176 * archive.h (class Archive): Update declaration.
1177 * object.cc (Sized_relobj::do_should_include_member): Add layout
1179 * object.h (Object::should_include_member): Add layout parameter.
1181 (Object::do_should_include_member): Add layout parameter.
1182 (class Sized_relobj): Update declaration.
1183 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1185 * dynobj.h (class Sized_dynobj): Update declaration.
1186 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1188 * plugin.h (class Sized_pluginobj): Update declaration.
1190 2010-08-02 Ian Lance Taylor <iant@google.com>
1193 * output.cc (Output_segment::set_offset): Search for the first and
1194 last sections rather than assuming that the list is in order.
1195 (Output_segment::find_first_and_last_list): New function.
1196 * output.h (class Output_segment): Update declarations.
1197 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1198 (relro_strip_test_SOURCES): New variable.
1199 (relro_strip_test_DEPENDENCIES): New variable.
1200 (relro_strip_test_LDFLAGS): New variable.
1201 (relro_strip_test_LDADD): New variable.
1202 (relro_strip_test.so): New target.
1204 2010-08-02 Ian Lance Taylor <iant@google.com>
1206 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1207 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1208 (Target_i386::got_tlsdesc_section): New function.
1209 (Target_i386::got_section): Create space for GOT entries for
1210 TLSDESC relocations.
1211 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1213 (Target_i386::Scan::global): Likewise.
1214 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1216 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1217 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1218 (Target_x86_64::got_tlsdesc_section): New function.
1219 (Target_x86_64::got_section): Create space for GOT entries for
1220 TLSDESC relocations.
1221 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1223 (Target_x86_64::Scan::global): Likewise.
1224 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1227 2010-08-02 Ian Lance Taylor <iant@google.com>
1229 * testsuite/final_layout.sh: Use dc to convert from hex to
1232 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1234 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1235 paramter to the call to gold::gc_process_relocs.
1236 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1237 paramter to the call to gold::gc_process_relocs.
1238 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1239 parameter to the call to gold::gc_process_relocs.
1240 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1241 template parameter to the call to gold::gc_process_relocs.
1242 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1243 paramter to the call to gold::gc_process_relocs.
1244 * gc.h (get_embedded_addend_size): New function.
1245 (gc_process_relocs): Save the size of the reloc for use by ICF.
1246 * icf.cc (get_section_contents): Get the addend from the text section
1247 for SHT_REL relocation sections.
1248 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1249 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1250 * int_encoding.h (read_from_pointer): New overloaded function.
1251 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1252 * testsuite/icf_sht_rel_addend_test.sh: New file.
1253 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1254 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1256 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1258 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1259 * Makefile.in: Regenerate.
1260 * testsuite/Makefile.in: Regenerate.
1262 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1264 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1265 * gold/testsuite/debug_msg.cc: Likewise.
1266 * gold/testsuite/odr_violation1.cc
1267 * gold/testsuite/odr_violation2.cc
1269 2010-07-21 Cary Coutant <ccoutant@google.com>
1271 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1272 string, and length fields.
1273 (Output_merge_string::Merged_strings_list): New type.
1274 (Output_merge_string::Merged_strings_lists): New typedef.
1275 (Output_merge_string): Replace merged_strings_ with
1276 merged_strings_lists_.
1277 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1278 Merged_strings_list per input object and section. Don't store pointer
1279 to the string. Don't store length with each merged string entry.
1280 (Output_merge_string::finalize_merged_data): Loop over list of merged
1281 strings lists. Recompute length of each merged string.
1283 2010-07-15 Cary Coutant <ccoutant@google.com>
1285 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1288 2010-07-14 Ian Lance Taylor <iant@google.com>
1290 * descriptors.cc (Descriptors::open): Report correct name in error
1293 2010-07-13 Doug Kwan <dougkwan@google.com>
1295 * arm.cc (Arm_input_section::Arm_input_section): For a
1296 SHT_ARM_EXIDX section, always keeps the input sections.
1297 (Arm_input_section::set_exidx_section_link): New method.
1298 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1299 has_errors_ to false.
1300 (Arm_exidx_input_section::has_errors,
1301 Arm_exidx_input_section::set_has_errors): New methods.
1302 (Arm_exidx_input_section::has_errors_): New data member.
1303 (Arm_relobj::get_exidx_shndx_list): New method.
1304 (Arm_output_section::append_text_sections_to_list): Do not skip
1305 section without SHF_EXECINSTR.
1306 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1308 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1309 section header. Make error messages more verbose. Check for
1310 a non-executable section linked to an EXIDX section.
1311 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1312 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1313 check that there is no deferred EXIDX section if we exit early.
1314 Instead of not making an EXIDX section in case of an error, make one
1315 and set the has_errors flag of it.
1316 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1317 in a relocatable link.
1318 (Target_arm::do_relax): Look for the EXIDX output section instead of
1319 assuming that it is called .ARM.exidx.
1320 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1321 section list. Do not check for SHF_EXECINSTR section flags but
1322 skip any input section with errors.
1323 * output.cc (Output_section::Output_section): Initialize
1324 always_keeps_input_sections_ to false.
1325 (Output_section::add_input_section): Check for
1326 always_keeps_input_sections_.
1327 * output.h (Output_section::always_keeps_input_sections,
1328 Output_section::set_always_keeps_input_sections): New methods.
1329 (Output_section::always_keeps_input_sections): New data member.
1331 2010-07-13 Rafael Espindola <espindola@google.com>
1333 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1334 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1336 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1337 Ian Lance Taylor <iant@google.com>
1339 * output.h (Output_section_lookup_maps::add_merge_section):
1340 Correct check of whether value was inserted.
1341 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1342 (Output_section_lookup_maps::add_relaxed_input_section):
1344 * arm.cc (Target_arm::got_section): Remove used local os.
1345 * i386.cc (Target_i386::got_section): Likewise.
1346 * x86_64.cc (Target_x86_64::got_section): Likewise.
1347 * sparc.cc (Target_sparc::got_section): Likewise.
1348 (Target_sparc::relocate): Remove unused local have_got_offset.
1349 * powerpc.cc (Target_powerpc::relocate): Likewise.
1351 2010-07-13 Ian Lance Taylor <iant@google.com>
1353 * compressed_output.cc (zlib_decompress): Fix signature in
1356 * archive.cc (Archive::include_member): Unlock an external member
1357 of a thin archive. Don't bother to delete an object we know is
1360 2010-07-12 Cary Coutant <ccoutant@google.com>
1362 * compressed_output.cc (zlib_decompress): New function.
1363 (get_uncompressed_size): New function.
1364 (decompress_input_section): New function.
1365 * compressed_output.h (get_uncompressed_size): New function.
1366 (decompress_input_section): New function.
1367 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1368 Handle compressed debug sections.
1369 * layout.cc (is_compressed_debug_section): New function.
1370 (Layout::output_section_name): Map compressed section names to
1372 * layout.h (is_compressed_debug_section): New function.
1373 (is_debug_info_section): Recognize compressed debug sections.
1374 * merge.cc: Include compressed_output.h.
1375 (Output_merge_data::do_add_input_section): Handle compressed
1377 (Output_merge_string::do_add_input_section): Handle compressed
1379 * object.cc: Include compressed_output.h.
1380 (Sized_relobj::Sized_relobj): Initialize new data members.
1381 (build_compressed_section_map): New function.
1382 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1383 * object.h (Object::section_is_compressed): New method.
1384 (Object::do_section_is_compressed): New method.
1385 (Sized_relobj::Compressed_section_map): New type.
1386 (Sized_relobj::do_section_is_compressed): New method.
1387 (Sized_relobj::compressed_sections_): New data member.
1388 * output.cc (Output_section::add_input_section): Handle compressed
1390 * reloc.cc: Include compressed_output.h.
1391 (Sized_relobj::write_sections): Handle compressed debug sections.
1393 2010-07-08 Cary Coutant <ccoutant@google.com>
1395 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1396 weak when resolving to a dynamic def.
1397 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1398 for weak undef/dynamic def cases. Adjust callers.
1399 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1400 undef_binding_weak_.
1401 (Symbol_table::sized_write_globals): Adjust symbol binding.
1402 (Symbol_table::sized_write_symbol): Add binding parameter.
1403 * symtab.h (Symbol::set_undef_binding): New method.
1404 (Symbol::is_undef_binding_weak): New method.
1405 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1406 (Symbol_table::should_override): Add new parameter.
1407 (Symbol_table::sized_write_symbol): Add new parameter.
1409 * testsuite/weak_undef_file1.cc: Add new test case.
1410 * testsuite/weak_undef_file2.cc: Fix header comment.
1411 * testsuite/weak_undef_test.cc: Add new test case.
1413 2010-06-29 Doug Kwan <dougkwan@google.com>
1415 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1416 Initialize USE_SYMBOL_.
1417 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1419 (Arm_reloc_property::uses_symbol_): New data member declaration.
1420 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1421 uses symbol value and symbol is undefined but not weakly undefined.
1423 2010-06-28 Rafael Espindola <espindola@google.com>
1425 * plugin.cc (Plugin::load): Use dlerror.
1427 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1429 * symtab.cc (detect_odr_violations): When reporting an ODR
1430 violation, report an object where the symbol is defined.
1432 2010-06-25 Doug Kwan <dougkwan@google.com>
1434 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1435 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1437 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1438 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1439 target hook to detect function points.
1440 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1441 * icf.h (Icf::check_section_for_function_pointers): Change type of
1442 parameter SECTION_NAME to const reference to std::string. Use
1443 target hook to determine if section may have unsafe pointers.
1444 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1447 2010-06-21 Rafael Espindola <espindola@google.com>
1449 * fileread.cc (Input_file::find_fie): New
1450 (Input_file::open): Use Input_file::find_fie.
1451 * fileread.h (Input_file::find_fie): New
1452 * plugin.cc (set_extra_library_path): New.
1453 (Plugin::load): Add set_extra_library_path to the transfer vector.
1454 (Plugin_manager::set_extra_library_path): New.
1455 (Plugin_manager::add_input_file): Use the extra search path if set.
1456 (set_extra_library_path(): New.
1457 * plugin.h (Plugin_manager): Add set_extra_library_path and
1460 2010-06-19 Cary Coutant <ccoutant@google.com>
1462 * layout.cc (gdb_sections): Add .debug_types.
1463 (lines_only_debug_sections): Likewise.
1465 2010-06-18 Rafael Espindola <espindola@google.com>
1467 * plugin.cc (add_input_file,add_input_library)
1468 (Plugin_manager::add_input_file): Make filename arguments const.
1469 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1472 2010-06-16 Doug Kwan <dougkwan@google.com>
1474 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1475 .ARM.attributes section if we have not merged any input
1476 attributes sections.
1478 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1480 * arm.cc: Allow combining objects with no EABI version
1483 2010-06-15 Rafael Espindola <espindola@google.com>
1485 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1487 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1489 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1490 (struct iovec): Correct !HAVE_READV definition.
1492 2010-06-10 Cary Coutant <ccoutant@google.com>
1494 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1495 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1497 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1500 * symtab.h (Symbol::is_placeholder): New member function.
1501 * target-reloc.h (relocate_section): Check for placeholder symbols.
1503 * testsuite/Makefile.am (plugin_test_8): New test.
1504 (plugin_test_9): New test.
1505 * testsuite/Makefile.in: Regenerate.
1507 2010-06-09 Nick Clifton <nickc@redhat.com>
1509 * yyscript.y (input_list_element): Allow strings prefixed with
1510 the '-' character. Treat these as libraries.
1511 * script.cc (script_add_library): New function. Adds a library
1512 specified by "-l<name>" found in an input script.
1513 * script-c.h: Add prototype for script_add_library.
1515 2010-06-07 Doug Kwan <dougkwan@google.com>
1517 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1518 Restrict stub-group size to be within long conditional branch
1519 range when working around cortex-A8 erratum.
1521 2010-06-07 Damien Diederen <dd@crosstwine.com>
1523 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1526 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1530 (Output_section::Input_section_sort_entry::compare_section_ordering):
1531 Change to return non-zero correctly.
1532 (Output_section::Input_section_sort_section_order_index_compare
1533 ::operator()): Change to fix ambiguity in comparisons.
1535 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1537 * gold.h (is_wildcard_string): New function.
1538 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1539 (Layout::layout_eh_frame): Ditto.
1540 (Layout::find_section_order_index): New method.
1541 (Layout::read_layout_from_file): New method.
1542 * layout.h (Layout::find_section_order_index): New method.
1543 (Layout::read_layout_from_file): New method.
1544 (Layout::input_section_position_): New private member.
1545 (Layout::input_section_glob_): New private member.
1546 * main.cc (main): Call read_layout_from_file here.
1547 * options.h (--section-ordering-file): New option.
1548 * output.cc (Output_section::input_section_order_specified_): New
1550 (Output_section::Output_section): Initialize new member.
1551 (Output_section::add_input_section): Add new parameter.
1552 Keep input sections when --section-ordering-file is used.
1553 (Output_section::set_final_data_size): Sort input sections when
1554 section ordering file is specified.
1555 (Output_section::Input_section_sort_entry): Add new parameter.
1557 (Output_section::Input_section_sort_entry::compare_section_ordering):
1559 (Output_section::Input_section_sort_compare::operator()): Change to
1560 consider section_order_index.
1561 (Output_section::Input_section_sort_init_fini_compare::operator()):
1562 Change to consider section_order_index.
1563 (Output_section::Input_section_sort_section_order_index_compare
1564 ::operator()): New method.
1565 (Output_section::sort_attached_input_sections): Change to sort
1566 according to section order when specified.
1567 (Output_section::add_input_section<32, true>): Add new parameter.
1568 (Output_section::add_input_section<64, true>): Add new parameter.
1569 (Output_section::add_input_section<32, false>): Add new parameter.
1570 (Output_section::add_input_section<64, false>): Add new parameter.
1571 * output.h (Output_section::add_input_section): Add new parameter.
1572 (Output_section::input_section_order_specified): New
1574 (Output_section::set_input_section_order_specified): New method.
1575 (Input_section::Input_section): Initialize section_order_index_.
1576 (Input_section::section_order_index): New method.
1577 (Input_section::set_section_order_index): New method.
1578 (Input_section::section_order_index_): New member.
1579 (Input_section::Input_section_sort_section_order_index_compare): New
1581 (Output_section::input_section_order_specified_): New member.
1582 * script-sections.cc (is_wildcard_string): Delete and move modified
1584 (Output_section_element_input::Output_section_element_input): Modify
1585 call to is_wildcard_string.
1586 (Output_section_element_input::Input_section_pattern
1587 ::Input_section_pattern): Ditto.
1588 (Output_section_element_input::Output_section_element_input): Ditto.
1589 * testsuite/Makefile.am (final_layout): New test case.
1590 * testsuite/Makefile.in: Regenerate.
1591 * testsuite/final_layout.cc: New file.
1592 * testsuite/final_layout.sh: New file.
1594 2010-06-01 Rafael Espindola <espindola@google.com>
1596 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1598 2010-06-01 Rafael Espindola <espindola@google.com>
1600 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1601 visibility of symbols.
1603 2010-05-27 Doug Kwan <dougkwan@google.com>
1605 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1606 from start of output section instead of address for a local symbol
1607 in a merged or relaxed section when doing a relocatable link.
1609 2010-05-26 Rafael Espindola <espindola@google.com>
1612 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1613 adding sections the garbage collector removed.
1614 * gold/testsuite/Makefile.am: Add test.
1615 * gold/testsuite/Makefile.in: Regenerate.
1616 * gold/testsuite/plugin_test_7.sh: New.
1617 * gold/testsuite/plugin_test_7_1.c: New.
1618 * gold/testsuite/plugin_test_7_2.c: New.
1620 2010-05-26 Rafael Espindola <espindola@google.com>
1622 * script-sections.cc (Output_section_definition::set_section_addresses):
1623 Check for --section-start.
1625 2010-05-26 Doug Kwan <dougkwan@google.com>
1627 * arm.cc (Arm_scan_relocatable_relocs): New class.
1628 (Target_arm::relocate_special_relocatable): New method.
1629 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1630 (Arm_relocate_functions::thumb_branch_common): Same.
1631 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1632 instead of Default_scan_relocatable_relocs.
1633 * target-reloc.h (relocate_for_relocatable): Let target handle
1634 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1635 * target.h (Sized_target::relocate_special_relocatable): New method.
1637 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1639 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1641 2010-05-23 Doug Kwan <dougkwan@google.com>
1643 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1645 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1646 with a direct branch, not a conditional branch, to a stub.
1647 * merge.cc (Output_merge_base::record_input_section): New method
1649 (Output_merge_data::do_add_input_section): Record input section if
1650 keeps-input-sections flag is set.
1651 (Output_merge_string::do_add_input_section): Ditto.
1652 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1653 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1655 (Output_merge_base::keeps_input_sections,
1656 Output_merge_base::set_keeps_input_sections,
1657 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1659 (Output_merge_base::Input_sections): New type declaration.
1660 (Output_merge_base::input_sections_begin,
1661 Output_merge_base::input_sections_end,
1662 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1663 (Output_merge_base::bool keeps_input_sections_,
1664 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1665 Output_merge_base::input_sections_): New data members.
1666 (Output_merge_data::do_set_keeps_input_sections): New method
1668 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1669 * output.cc (Output_section::Input_section::relobj): Move method
1670 defintion from class declaration to here and handle merge sections.
1671 (Output_section::Input_section::shndx): Ditto.
1672 (Output_section::Output_section): Remove initializations of removed
1673 data members and initialize new data member LOOKUP_MAPS_.
1674 (Output_section::add_input_section): Set keeps-input-sections flag
1675 for a newly created merge output section as appropriate. Adjust code
1676 to use Output_section_lookup_maps class.
1677 (Output_section::add_relaxed_input_section): Adjst code for lookup
1678 maps code refactoring.
1679 (Output_section::add_merge_input_section): Add a new parameter
1680 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1681 class. If adding input section to a newly created merge output
1682 section fails, remove the new merge section.
1683 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1684 Adjust code for use of the Output_section_lookup_maps class.
1685 (Output_section::find_merge_section): Ditto.
1686 (Output_section::build_lookup_maps): New method defintion.
1687 (Output_section::find_relaxed_input_section): Adjust code to use
1688 Output_section_lookup_maps class.
1689 (Output_section::get_input_sections): Export merge sections. Adjust
1690 code to use Output_section_lookup_maps class.
1691 (Output_section:::add_script_input_section): Adjust code to use
1692 Output_section_lookup_maps class. Update lookup maps for merge
1694 (Output_section::discard_states): Use Output_section_lookup_maps.
1695 (Output_section::restore_states): Same.
1696 * output.h (Merge_section_properties): Move class defintion out of
1698 (Output_section_lookup_maps): New class.
1699 (Output_section::Input_section::is_merge_section): New method
1701 (Output_section::Input_section::relobj): Move defintion out of class
1702 defintion. Declare method only.
1703 (Output_section::Input_section::shndx): Ditto.
1704 (Output_section::Input_section::output_merge_base): New method defintion.
1705 (Output_section::Input_section::u2_.pomb): New union field.
1706 (Output_section::Merge_section_by_properties_map,
1707 Output_section::Output_section_data_by_input_section_map,
1708 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1710 (Output_section::add_merge_input_section): Add new parameter
1711 KEEPS_INPUT_SECTIONS.
1712 (Output_section::build_lookup_maps): New method declaration.
1713 (Output_section::merge_section_map_,
1714 Output_section::merge_section_by_properties_map_,
1715 Output_section::relaxed_input_section_map_,
1716 Output_section::is_relaxed_input_section_map_valid_): Remove data
1718 (Output_section::lookup_maps_): New data member.
1720 2010-05-21 Doug Kwan <dougkwan@google.com>
1723 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1724 avoid a compilation error.
1726 2010-05-19 Rafael Espindola <espindola@google.com>
1728 * script-sections.cc (Output_section_definition::allocate_to_segment):
1729 Update the phdrs_list even when the output section is NULL.
1730 * testsuite/Makefile.am: Add test.
1731 * testsuite/Makefile.in: Regenerate.
1732 * testsuite/script_test_9.cc: New.
1733 * testsuite/script_test_9.sh: New.
1734 * testsuite/script_test_9.t: New.
1736 2010-05-19 Doug Kwan <dougkwan@google.com>
1738 * arm.cc (Arm_input_section::original_size): New method.
1739 (Arm_input_section::do_addralign): Add a cast.
1740 (Arm_input_section::do_output_offset): Remove static cast.
1741 (Arm_input_section::original_addralign,
1742 Arm_input_section::original_size_): Change type to uint32_t.
1743 (Arm_input_section::init): Add safe casts for section alignment
1745 (Arm_input_section::set_final_data_size): Do not set address and
1746 offset of stub table.
1747 (Arm_output_section::fix_exidx_coverage): Change use of of
1748 Output_section::Simple_input_section to that of
1749 Output_section::Input_section.
1750 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1751 except for the first pass.
1752 * output.cc (Output_section::get_input_sections): Change type of
1753 input_sections to std::list<Input_section>.
1754 (Output_section::add_script_input_section): Rename from
1755 Output_section::add_simple_input_section. Change type of SIS
1756 parameter from Simple_input_section to Input_section.
1757 * output.h (Output_section::Simple_input_section): Remove class.
1758 (Output_section::Input_section): Change class visibility to public.
1759 (Output_section::Input_section::addralign): Use stored alignments
1760 for special input sections if set.
1761 (Output_section::Input_section::set_addralign): New method.
1762 (Output_section::get_input_sections): Change parameter type from
1763 list of Simple_input_section to list of Input_section.
1764 (Output_section::add_script_input_section): Rename from
1765 Output_section::add_simple_input_section. Change first parameter's
1766 type from Simple_input_section to Input_section and remove the
1767 second and third parameters.
1768 * script-sections.cc (Input_section::Input_section_list): Change
1769 type to list of Output_section::Input_section/
1770 (Input_section_info::Input_section_info): Change parameter type of
1771 INPUT_SECTION to Output_section::Input_section.
1772 (Input_section_info::input_section): Change return type.
1773 (Input_section_info::input_section_): Change type to
1774 Output_section::Input_section.
1775 (Output_section_element_input::set_section_addresses): Adjust code
1776 to use Output_section::Input_section instead of
1777 Output_section::Simple_input_section. Adjust code for renaming
1778 of Output_section::add_simple_input_section.
1779 (Orphan_output_section::set_section_addresses): Ditto.
1781 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1783 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1784 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1786 2010-05-18 Rafael Espindola <espindola@google.com>
1788 * options.cc (General_options::finalize): Handle -nostdlib.
1789 * options.h (nostdlib): New option.
1790 * script.cc (script_add_search_dir): Handle -nostdlib.
1792 2010-05-12 Doug Kwan <dougkwan@google.com>
1794 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1795 attributes section only if there no attributes section after merging.
1796 (Target_arm::merge_object_attributes): Move value of
1797 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1798 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1799 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1800 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1801 and arm_attr_merge_7.stdout.
1802 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1803 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1804 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1805 arm_attr_merge_7b.o): New rules.
1806 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1808 * testsuite/Makefile.in: Regenerate.
1809 * testsuite/arm_attr_merge.sh: New file.
1810 * testsuite/arm_attr_merge_[67][ab].s: Same.
1812 2010-05-05 Nick Clifton <nickc@redhat.com>
1814 * po/es.po: Updated Spanish translation.
1816 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1818 * Makefile.am (install-exec-local): Properly install gold as
1819 default cross linker.
1820 * Makefile.in: Regenerated.
1822 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1823 Nick Clifton <nickc@redhat.com>
1825 * configure.ac (install_as_default): Define and set to false
1826 unless --enable-gold or --enable-gold=both/gold has been
1828 * configure: Regenerate.
1830 * Makefile.am (install-exec-local): Install the executable as
1831 'ld.gold'. If install_as_default is true then also install it as
1833 * Makefile.in: Regenerated.
1835 2010-04-24 Ian Lance Taylor <iant@google.com>
1837 * layout.cc (Layout::layout_reloc): In relocatable link don't
1838 combine reloc sections for grouped sections.
1840 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1842 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1843 sections that are not ordinary to icf.
1844 * icf.cc (get_section_contents): Handle relocation pointing to section
1845 with no object or shndx information.
1846 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1847 * testsuite/Makefile.in: Regenerate.
1848 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1849 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1851 2010-04-22 Ian Lance Taylor <iant@google.com>
1853 * expression.cc (Expression::Expression_eval_info): Add
1854 result_alignment_pointer field.
1855 (Expression::eval_with_dot): Add result_alignment_pointer
1856 parameter. Change all callers.
1857 (Expression::eval_maybe_dot): Likewise.
1858 (class Binary_expression): Add alignment_pointer parameter to
1859 left_value and right_value. Change all callers.
1860 (BINARY_EXPRESSION): Set result alignment.
1861 (class Trinary_expression): Add alignment_pointer parameter to
1862 arg2_value and arg3_value. Change all callers.
1863 (Trinary_cond::value): Set result alignment.
1864 (Max_expression::value, Min_expression::value): Likewise.
1865 (Align_expression::value): Likewise.
1866 * script-sections.cc (class Sections_element): Add dot_alignment
1867 parameter to set_section_addresses virtual function. Update
1869 (class Output_section_element): Likewise.
1870 (Script_sections::create_segments): Add dot_alignment parameter.
1872 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1873 (Script_sections::set_phdrs_clause_addresses): Likewise.
1874 * script-sections.h: Update declarations.
1875 * script.h: Update declarations.
1876 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1878 * testsuite/script_test_3.t: Set large alignment.
1879 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1880 segment has expected alignment.
1882 2010-04-22 Nick Clifton <nickc@redhat.com>
1884 * po/gold.pot: Updated by the Translation project.
1885 * po/vi.po: Updated Vietnamese translation.
1887 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1889 * testsuite/Makefile.am (check_PROGRAMS): Add
1890 icf_virtual_function_folding_test.
1891 * testsuite/Makefile.in: Regenerated.
1893 2010-04-15 Andrew Haley <aph@redhat.com>
1895 * options.h (merge_exidx_entries): New option.
1896 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1897 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1898 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1899 (Target_arm::merge_exidx_entries): New function.
1900 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1901 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1902 to Arm_exidx_fixup constructor.
1903 Add new arg, merge_exidx_entries.
1904 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1905 Arm_output_section::fix_exidx_coverage.
1907 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1909 * icf.cc (get_section_contents): Check for preemptible functions.
1910 Ignore addend when appropriate.
1911 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1913 (add_from_relobj): Check for section folded.
1914 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1915 * symtab.h (should_add_dynsym_entry): Add new parameter.
1916 * target-reloc.h (scan_relocs): Check for section folded.
1917 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1918 Check reloc types for function pointers in shared objects.
1919 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1921 (icf_preemptible_functions_test): New test case.
1922 (icf_string_merge_test): New test case.
1923 * testsuite.Makefile.in: Regenerate.
1924 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1925 bar_glob. Refactor code.
1926 * testsuite/icf_preemptible_functions_test.cc: New file.
1927 * testsuite/icf_preemptible_functions_test.sh: New file.
1928 * testsuite/icf_string_merge_test.cc: New file.
1929 * testsuite/icf_string_merge_test.sh: New file.
1930 * testsuite/icf_virtual_function_folding_test.cc: New file.
1931 * testsuite/icf_virtual_function_folding_test.sh: New file.
1933 2010-04-14 Doug Kwan <dougkwan@google.com>
1935 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1936 for local symbol recounting if we remove a section due to ICF.
1937 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1938 there are no regular objects in input.
1940 2010-04-13 Doug Kwan <dougkwan@google.com>
1942 * arm.cc (Arm_input_section::set_final_data_size): Compute
1943 accurate final data size instead of using current data size.
1945 2010-04-09 Doug Kwan <dougkwan@google.com>
1947 * layout.cc (Layout::choose_output_section): Handle script section
1949 (Layout::make_output_section_for_script): Add section type parameter.
1950 Handle script section types.
1951 * layout.h (Layout::make_output_section_for_script): Add section
1953 * output.cc (Output_section::Output_section): Initialize data member
1955 (Output_section::do_reset_address_and_file_offset): Do not set address
1956 to 0 if section is a NOLOAD section.
1957 * output.h (Output_section::is_noload): New method.
1958 (Output_section::set_is_noload): Ditto.
1959 (Output_section::is_noload_): New data member.
1960 * script-c.h (Script_section_type): New enum type.
1961 (struct Parser_output_section_header): Add new file section_type.
1962 * script-sections.cc (Sections_element::output_section_name): Add
1963 parameter for returning script section type.
1964 (Output_section_definition::output_section_name): Ditto.
1965 (Output_section_definition::section_type)P; New method.
1966 (Output_section_definiton::script_section_type_name): Ditto.
1967 (Output_section_definition::script_section_type_): New data member.
1968 (Output_section_definition::Output_section_definition): Initialize
1969 data member Output_section_definition::script_section_type_.
1970 (Output_section_definition::create_sections): Pass script section type
1971 to Layout::make_output_section_for_script.
1972 (Output_section_definition::output_section_name): Return script
1973 section type to caller.
1974 (Output_section_definition::set_section_address): Do not advance
1975 dot value and load address if section type is NOLOAD. Set address
1976 of NOLOAD sections regardless of section flags.
1977 (Output_section_definition::print): Print section type if it is
1978 not SCRIPT_SECTION_TYPE_NONE.
1979 (Output_section_definition::section_type): New method.
1980 (Output_section_definition::script_section_type_name): Ditto.
1981 (Script_sections::output_section_name): Add new parameter
1982 PSECTION_TYPE for returning script section type. Pass it to
1983 section elements. Handle discard sections.
1984 (Sort_output_sections::operator()): Handle NOLOAD sections.
1985 * script-sections.h (Script_sections::Section_type): New enum type.
1986 (Script_sections::output_section_name): Add a new parameter for
1987 returning script section type.
1988 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1990 * yyscript.y (union): Add new field SECTION_TYPE.
1991 (COPY, DSECT, INFO, NOLOAD): New tokens.
1992 (opt_address_and_section_type): Change type to output_section_header.
1993 (section_type): New non-terminal
1994 (section_header): Handle section type.
1995 (opt_address_and_section_type): Return section type value.
1997 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1999 * testsuite/plugin_common_test_1.c (foo): Add prototype.
2000 * testsuite/plugin_common_test_2.c (foo): Likewise.
2002 2010-04-08 Doug Kwan <dougkwan@google.com>
2004 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2006 * output.cc (Output_section::add_merge_input_section): Simplify
2007 code and return status of Output_merge_base::add_input_section.
2008 Update merge section map only if Output_merge_base::add_input_section
2011 2010-04-07 Doug Kwan <dougkwan@google.com>
2013 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2014 if section is marked as containing instructions but has no mapping
2016 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2017 correct section index.
2018 (Arm_relobj::find_linked_text_section): Ditto.
2020 2010-04-07 Cary Coutant <ccoutant@google.com>
2022 * archive.cc (include_member): Destroy Read_symbols_data object before
2024 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2025 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2026 (Read_symbols_data::~Read_symbols_data) New destructor.
2027 (Section_relocs::Section_relocs) New constructor.
2028 (Section_relocs::~Section_relocs) New destructor.
2029 (Read_relocs_data::Read_relocs_data) New constructor.
2030 (Read_relocs_data::~Read_relocs_data) New destructor.
2031 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2032 pointers to NULL after deleting.
2034 2010-04-07 Doug Kwan <dougkwan@google.com>
2036 * arm.cc: Replace "endianity" with "endianness" in comments.
2037 (Arm_exidx_cantunwind): Ditto.
2038 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2039 (Arm_relobj::merge_flags_and_attributes): New method.
2040 (Arm_relobj::merge_flags_and_attributes_): New data member.
2041 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2042 (Arm_relobj::scan_sections_for_stubs): Ditto.
2043 (Arm_relobj::do_read_symbols): Check to see if we really want to
2044 merge processor-specific flags and attributes. Exit early if
2045 an object is empty except for section names and the undefined symbol.
2046 (Target_arm::do_finalize_sections): Move check for ELF format to
2047 Arm_relobj::do_read_symbols. Merge processor specific flags and
2048 attributes from a regular object only when we have determined that
2049 it is aapropriate. Do not create an .ARM.attributes section in
2050 output if there is no regular input object.
2051 (Target_arm::merge_processor_specific_flags): Check
2052 --warn-mismatch before printing any error.
2053 (Target_arm::merge_object_attributes): Ditto.
2054 * gold.cc (queue_middle_tasks): Handle the case in which there is
2055 no regular object in input.
2056 * options.cc (General_options::parse_EB): New method.
2057 (General_options::parse_EL): Same.
2058 (General_options::General_options): Initialize endianness_.
2059 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2061 (General_options::Endianness): New enum.
2062 (General_options::endianness): New method.
2063 (General_options::endianness_): New data member.
2064 * parameters.cc (Parameters::set_options): Check target endianness.
2065 (Parameters::set_target_once): Ditto.
2066 (Parameters::check_target_endianness): New method.
2067 (parameters_force_valid_target): If either -EL or -EB is specified,
2068 use it to define endianness of default target.
2069 * parameters.h (Parameters::check_target_endianness): New method
2071 * target.h (class Target): Change "endianity" to "endianness"
2074 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2076 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2077 * configure: Regenerate.
2078 * Makefile.in: Regenerate.
2079 * testsuite/Makefile.in: Regenerate.
2081 2010-04-06 Cary Coutant <ccoutant@google.com>
2084 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2085 prevailing definitions of common symbols.
2086 * testsuite/plugin_test_6.sh: New test case.
2087 * testsuite/plugin_common_test_1.c: New test case.
2088 * testsuite/plugin_common_test_2.c: New test case.
2089 * testsuite/Makefile.am (plugin_test_6): New test case.
2090 * testsuite/Makefile.in: Regenerate.
2092 2010-04-06 Nick Clifton <nickc@redhat.com>
2094 * po/vi.po: New Vietnamese translation.
2096 2010-03-30 Doug Kwan <dougkwan@google.com>
2098 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2100 2010-03-25 Doug Kwan <dougkwan@google.com>
2102 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2103 to avoid a conversion warning on a 32-bit host.
2105 2010-03-24 Ian Lance Taylor <iant@google.com>
2107 * testsuite/script_test_3.t: Add a TLS segment.
2108 * testsuite/Makefile.am (check_PROGRAMS): Add
2109 tls_phdrs_script_test.
2110 (tls_phdrs_script_test_SOURCES): Define.
2111 (tls_phdrs_script_test_DEPENDENCIES): Define.
2112 (tls_phdrs_script_test_LDFLAGS): Define.
2113 (tls_phdrs_script_test_LDADD): Define.
2114 * testsuite/Makefile.in: Rebuild.
2116 2010-03-23 Cary Coutant <ccoutant@google.com>
2118 * fileread.cc (find_or_make_view): Fix comment.
2120 2010-03-23 Ian Lance Taylor <iant@google.com>
2122 * script-sections.cc (class Orphan_section_placement): Define
2123 PLACE_TLS and PLACE_TLS_BSS.
2124 (Orphan_section_placement::Orphan_section_placement): Initialize
2126 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2127 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2128 (tls_script_test_SOURCES): Define.
2129 (tls_script_test_DEPENDENCIES): Define.
2130 (tls_script_test_LDFLAGS): Define.
2131 (tls_script_test_LDADD): Define.
2132 * testsuite/Makefile.in: Rebuild.
2134 2010-03-22 Doug Kwan <dougkwan@google.com>
2136 * arm.cc (Arm_relocate_functions::abs8,
2137 Arm_relocate_functions::abs16): Use correct check for overflow
2138 specified in the ARM ELF specs.
2139 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2140 target of a BLX instruction specially.
2141 (Reloc_stub::stub_type_for_reloc): Ditto.
2142 (Relocate::relocate): Use symbolic names instead of numeric relocation
2143 codes to report error.
2144 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2146 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2147 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2148 thumb2_blx_out_of_range.stdout
2149 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2150 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2151 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2152 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2153 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2154 thumb2_blx_in_range, thumb2_blx_in_range.o,
2155 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2156 thumb2_blx_out_of_range.o): New rules.
2157 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2158 thumb2_blx_in_range and thumb2_blx_out_of_range.
2159 * testsuite/Makefile.in: Regenerate.
2160 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2161 * testsuite/thumb_blx_in_range.s: New file.
2162 * testsuite/thumb_blx_out_of_range.s: New file.
2164 2010-03-22 Rafael Espindola <espindola@google.com>
2166 * archive.cc (Should_include): Move to archive.h.
2167 (should_include_member): Make it a member of Archive.
2169 (Add_lib_group_symbols): New.
2170 * archive.h: Include options.h.
2171 (Archive_member): Moved from Archive.
2172 (Should_include): Moved from archive.cc.
2174 (Add_lib_group_symbols): New.
2175 * dynobj.cc (do_should_include_member): New.
2176 * dynobj.h (do_should_include_member): New.
2177 * gold.cc (queue_initial_tasks): Update call to queue.
2178 * main.cc (main): Print lib group stats.
2179 * object.cc (do_should_include_member): New.
2180 * object.h: Include archive.h.
2181 (Object::should_include_member): New.
2182 (Object::do_should_include_member): New.
2183 (Sized_relobj::do_should_include_member): New.
2184 * options.cc (General_options::parse_start_lib): New.
2185 (General_options::parse_end_lib): New.
2186 (Input_arguments::add_file): Handle lib groups.
2187 (Input_arguments::start_group): Check we are not in a lib.
2188 (Input_arguments::start_lib): New.
2189 (Input_arguments::end_lib): New.
2190 * options.h (General_options): Add start_lib and end_lib.
2191 (Input_argument::lib_): New.
2192 (Input_argument::lib): New.
2193 (Input_argument::is_lib): New.
2194 (Input_file_lib): New.
2195 (Input_arguments::in_lib_): New.
2196 (Input_arguments::in_lib): New.
2197 (Input_arguments::start_lib): New.
2198 (Input_arguments::end_lib_): New.
2199 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2200 in unused members as preempted.
2201 (Sized_pluginobj::do_should_include_member): New.
2202 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2203 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2205 (Read_symbols::do_whole_lib_group): New.
2206 (Read_symbols::do_lib_group): New.
2207 (Read_symbols::do_read_symbols): Handle lib groups.
2208 (Read_symbols::get_name): Handle lib groups.
2209 * readsyms.h (Read_symbols): Add an archive member pointer.
2210 (Read_symbols::do_whole_lib_group): New.
2211 (Read_symbols::do_lib_group): New.
2212 (Read_symbols::member_): New.
2213 * script.cc (read_input_script): Update call to queue_soon.
2215 2010-03-19 Doug Kwan <dougkwan@google.com>
2217 * arm.cc (Stub_table::Stub_table): Initialize new data members
2218 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2219 (Stub_table::add_reloc_stub): Assign stub offset and update
2220 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2221 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2223 (Stub_table::update_data_size_and_addralign): Use
2224 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2225 instead of going over all reloc stubs.
2226 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2227 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2228 Stringpool_template::offset_ to size of Stringpool_char.
2229 (Stringpool_template::new_key_offset): Remove code to initialize
2230 Stringpool_template::offset_.
2231 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2232 Stringpool_template::offset_ to zero.
2234 2010-03-15 Doug Kwan <dougkwan@google.com>
2236 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2238 (Stringpool_template::new_key_offset): New method.
2239 (Stringpool_template::add_string): Assign offsets when adding new
2241 (Stringpool_template::set_string_offsets): Do not set string offsets
2242 when not optimizing.
2243 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2245 (Chunked_vector::clear): Clear size_.
2246 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2247 (Chunked_vector::size): Return size_.
2248 (Chunked_vector::push_back): Use size_ to find insert position.
2249 (Chunked_vector::size_): New data member.
2250 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2251 (Stringpool_template::new_key_offset): New method declaration.
2252 (Stringpool_template::offset_): New data member.
2254 2010-03-15 Rafael Espindola <espindola@google.com>
2256 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2257 Add_symbols' constructor.
2258 * readsyms.h (Add_symbols): Remove the input_group member.
2260 2010-03-10 Ian Lance Taylor <iant@google.com>
2262 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2263 target to ask whether a reference to a symbol requires a stack
2265 * target.h (Target::is_call_to_non_split): New function.
2266 (Target::do_is_call_to_non_split): Declare virtual function.
2267 * target.cc: Include "symtab.h".
2268 (Target::do_is_call_to_non_split): New function.
2269 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2271 2010-03-10 Cary Coutant <ccoutant@google.com>
2273 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2274 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2275 (File_read::open[2]): Add whole_file_view_ to list of views.
2276 (File_read::make_view): Remove test of whole_file_view_.
2277 (File_read::find_or_make_view): Create whole_file_view_ if
2279 (File_read::clear_views): Replace bool parameter with enum;
2280 adjust all callers. Don't delete views with permanent data;
2281 do delete cached views and views from archives if
2282 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2283 if clearing the corresponding view.
2284 * fileread.h (File_read::Clear_views_mode): New enum.
2285 (File_read::View::is_permanent_view): New method.
2286 (File_read::clear_views): Replace bool parameter
2287 with enum; adjust all callers.
2288 * options.h (General_options): Change keep_files_mapped option;
2289 add map_whole_files.
2290 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2292 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2295 2010-03-10 David S. Miller <davem@davemloft.net>
2297 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2299 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2301 * icf.cc (get_section_contents): Add '@' marker after processing the
2304 2010-03-08 Doug Kwan <dougkwan@google.com>
2306 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2307 due to a conversion warning.
2308 (Arm_relobj::update_output_local_symbol_count): Check for local
2309 symbol with unset output index.
2311 2010-03-05 Ian Lance Taylor <iant@google.com>
2313 * options.h (class General_options): Add --spare-dynamic-tags.
2314 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2315 --spare-dynamic-tags.
2317 2010-03-05 Ian Lance Taylor <iant@google.com>
2319 * incremental.cc: Include "libiberty.h".
2321 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2323 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2324 function, is_info_ member.
2325 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2326 (Versions::Versions): Update caller.
2327 (Versions::define_base_version): Likewise.
2328 (Versions::add_def): Likewise.
2330 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2332 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2333 (Scan::possible_function_pointer_reloc): New function.
2334 (Scan::local_reloc_may_be_function_pointer): Change to call
2335 possible_function_pointer_reloc.
2336 (Scan::global_reloc_may_be_function_pointer): Ditto.
2337 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2338 relocations in ".data.rel.ro._ZTV" section.
2339 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2340 * testsuite/icf_safe_so_test.cc: Ditto.
2341 * testsuite/icf_safe_test.cc: Ditto.
2342 * testsuite/icf_safe_test.sh: Ditto.
2344 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2345 Ian Lance Taylor <iant@google.com>
2347 * target-reloc.h (relocate_section): Check the symbol table index
2348 for -1U before setting the local symbol index.
2349 (scan_relocatable_relocs): If copying the relocation, record that
2350 the local symbol is required.
2351 * object.h (Symbol_value::is_output_symtab_index_set): New
2353 (Symbol_value::may_be_discarded_from_output_symtab): New
2355 (Symbol_value::has_output_symtab_entry): New function.
2356 (Symbol_value::needs_output_symtab_entry): Remove.
2357 (Symbol_value::output_symtab_index): Make sure the symbol index is
2359 (Symbol_value::set_output_symtab_index): Make sure the symbol
2360 index is not set. Make sure the new index is valid.
2361 (Symbol_value::set_must_have_output_symtab_entry): New function.
2362 (Symbol_value::has_output_dynsym_entry): New function.
2363 (Symbol_value::set_output_dynsym_index): Make sure the new index
2365 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2366 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2367 local symbol if permitted.
2368 (Sized_relobj::do_finalize_local_symbols): Call
2369 is_output_symtab_index_set rather than needs_output_symtab_entry.
2370 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2371 rather than needs_output_symtab_entry. Call
2372 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2373 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2374 is_output_symtab_index_set rather than needs_output_symtab_entry.
2375 * testsuite/discard_locals_relocatable_test.c: New file.
2376 * testsuite/discard_locals_test.sh: Test -r.
2377 * testsuite/Makefile.am (check_DATA): Add
2378 discard_locals_relocatable_test1.syms,
2379 discard_local_relocatable_test2.syms.
2380 (MOSTLYCLEANFILES): Likewise. Also add
2381 discard_locals_relocatable_test1.lout and
2382 discard_locals_relocatable_test2.out.
2383 (discard_locals_relocatable_test1.syms): New target.
2384 (discard_locals_relocatable_test.o): New target.
2385 (discard_locals_relocatable_test1.out): New target.
2386 (discard_locals_relocatable_test2.syms): New target.
2387 (discard_locals_relocatable_test2.out): New target.
2388 (various): Add missing ../ld-new dependencies.
2389 * testsuite/Makefile.in: Rebuild.
2391 2010-03-03 Nick Clifton <nickc@redhat.com>
2393 * po/fi.po: New Finnish translation.
2395 2010-03-01 Doug Kwan <dougkwan@google.com>
2397 * layout.cc (Layout::Layout): Force section types of .init_array*,
2398 .preinit_array* and .fini_array* sections.
2399 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2400 Fix check of return value of std::string::find.().
2401 (Output_section::Input_section_sort_compare::operator()): Remove
2402 comment about .init_array.
2403 (Output_section::Input_section_sort_init_fini_compare::operator()):
2405 (Output_section::sort_attached_input_sections): Handle .init_array
2406 and .fini_array specially.
2407 * output.h (Output_section::Inut_section_sort_compare): Update
2409 (Output_section::Input_section_sort_init_fini_compare): New struct.
2411 2010-02-26 Doug Kwan <dougkwan@google.com>
2413 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2414 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2415 * testsuite/debug_msg.sh: Avoid matching source line number for
2416 use of global variable undef_int.
2418 2010-02-26 Doug Kwan <dougkwan@google.com>
2420 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2421 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2422 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2423 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2424 * options.cc (General_options::General_options): Initialize member
2426 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2427 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2428 and rm_no_fix_v4bx.stdout
2429 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2430 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2431 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2432 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2433 and arm_no_fix_v4bx.
2434 * Makefile.in: Regenerate.
2435 * testsuite/arm_fix_v4bx.s: New file.
2436 * testsuite/arm_fix_v4bx.sh: Ditto.
2438 2010-02-24 Doug Kwan <dougkwan@google.com>
2440 * arm.cc (Target_arm::got_section): Make the .got section the first
2441 non RELRO section in the data segment.
2442 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2443 suffixes of section names.
2445 2010-02-24 Doug Kwan <dougkwan@google.com>
2447 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2448 flags and attributes merging if an input file is a binary file.
2449 * fileread.cc (Input_file::open): Record format of original file.
2450 * fileread.h (Input_file::Format): New enum type.
2451 (Input_file::Input_file): Initialize data member format_.
2452 (Input_file::format): New method definition.
2453 (Input_file::format_):: New data member.
2455 2010-02-24 Doug Kwan <dougkwan@google.com>
2457 * arm.cc (Arm_output_data_got): New class.
2458 (ARM_TCB_SIZE): New constant
2459 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2460 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2461 If user uses a script with a SECTIONS clause, issue only a warning
2462 for a misplaced EXIDX input section. Otherwise, issue an error.
2463 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2465 (Target_arm::got_mode_index_entry): Handle static linking.
2466 (Target_arm::Scan::local): Ditto.
2467 (Target_arm::Scan::global): Ditto.
2468 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2469 all incorrectly implemented relocations.
2470 (Target_arm::fix_exidx_coverage): Pass layout to
2471 Arm_output_section::fix_exidx_coverage.
2472 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2473 from ".ARM.exidx." and ".ARM.extab.".
2475 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2477 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2478 section if it does not already exist.
2479 * attributes.cc (Attributes_section_data::Attributes_section_data):
2480 Don't crash if size is zero.
2482 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2483 Ian Lance Taylor <iant@google.com>
2485 * gold.cc (queue_middle_tasks): If no input files were opened,
2487 * workqueue.h (Task_function::Task_function): Assert that there is
2490 2010-02-22 Doug Kwan <dougkwan@google.com>
2492 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2493 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2494 types to avoid warnings due to different uint64_t implementations
2497 2010-02-21 Doug Kwan <dougkwan@google.com>
2499 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2500 handling of the maximum backward branch offset.
2501 (Arm_relocate_functions::thumb_branch_common): Ditto.
2502 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2503 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2504 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2505 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2506 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2507 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2508 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2509 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2510 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2511 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2512 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2513 thumb2_bl_out_of_range.o): New rules.
2514 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2515 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2516 thumb2_bl_out_of_range
2517 * testsuite/Makefile.in: Regenerate.
2518 * testsuite/arm_bl_in_range.s: New file.
2519 * testsuite/arm_bl_out_of_range.s: Ditto.
2520 * testsuite/arm_branch_in_range.sh: Ditto.
2521 * testsuite/arm_branch_range.t: Ditto.
2522 * testsuite/thumb2_branch_range.t: Ditto.
2523 * testsuite/thumb_bl_in_range.s: Ditto.
2524 * testsuite/thumb_bl_out_of_range.s: Ditto.
2525 * testsuite/thumb_branch_range.t: Ditto.
2527 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2529 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2530 Add reloc offset information.
2531 * icf.cc (get_section_contents): Change iterators to point to the new
2532 vectors. Add reloc offset information to the contents.
2533 * icf.h (Icf::Sections_reachable_info): New typedef.
2534 (Icf::Sections_reachable_list): New typedef.
2535 (Icf::Offset_info): New typedef.
2536 (Icf::Reloc_info): New struct typedef.
2537 (Icf::Reloc_info_list): New typedef.
2538 (Icf::symbol_reloc_list): Delete method.
2539 (Icf::addend_reloc_list): Delete method.
2540 (Icf::section_reloc_list): Delete method.
2541 (Icf::reloc_info_list): New method.
2542 (Icf::reloc_info_list_): New member.
2544 2010-02-19 Doug Kwan <dougkwan@google.com>
2546 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2547 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2548 * arm.cc (Arm_relocation_functions): New forward declaration.
2549 (Target_arm::Target_arm): Initialize new data members
2550 got_mod_index_offset_ and tls_base_symbol_defined_.
2551 (Target_arm::Relocate::relocate_tls): New method.
2552 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2553 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2555 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2556 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2557 (Target_arm::got_mod_index_offset_,
2558 Target_arm::tls_base_symbol_defined_): New data members.
2559 (Target_arm::Scan::local, Target::Scan::global,
2560 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2563 2010-02-18 Doug Kwan <dougkwan@google.com>
2565 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2566 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2567 text section as a parameter becuase some broken tools may not set
2568 the link in section header.
2569 (Target_arm::has_got_section): New method.
2570 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2571 without any mapping symbol as data only. Remove warning.
2572 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2573 link in its section header, try to discover the link by inspecting the
2574 REL31 relocation at the beginning of the section.
2575 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2577 (Target_arm::Scan::global): Treat any reference to the symbol
2578 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2580 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2582 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2583 (Scan::global_reloc_may_be_function_pointer): New function.
2584 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2585 (Scan::global_reloc_may_be_function_pointer): New function.
2586 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2587 (Scan::global_reloc_may_be_function_pointer): New function.
2588 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2589 (Scan::global_reloc_may_be_function_pointer): New function.
2590 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2591 (Scan::global_reloc_may_be_function_pointer): New function.
2592 (Scan::possible_function_pointer_reloc): New function.
2593 (Target_x86_64::can_check_for_function_pointers): New function.
2594 * gc.h (gc_process_relocs): Scan relocation types to determine if
2595 function pointers were taken for targets that support it.
2596 * icf.cc (Icf::find_identical_sections): Include functions for
2597 folding in safe ICF whose pointer is not taken.
2598 * icf.h (Secn_fptr_taken_set): New typedef.
2599 (fptr_section_id_): New member.
2600 (section_has_function_pointers): New function.
2601 (set_section_has_function_pointers): New function.
2602 (check_section_for_function_pointers): New function.
2603 * options.h: Fix comment for safe ICF option.
2604 * target.h (can_check_for_function_pointers): New function.
2605 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2606 Modify icf_safe_test for X86-64.
2607 * testsuite/Makefile.in: Regenerate.
2608 * testsuite/icf_safe_so_test.cc: New file.
2609 * testsuite/icf_safe_so_test.sh: New file.
2610 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2611 (main): Change to take pointer to function kept_func_3.
2612 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2613 folding is done correctly for X86-64.
2615 2010-02-12 David S. Miller <davem@davemloft.net>
2617 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2618 is_symbolless parameter.
2619 (Output_reloc<SHT_REL>::is_symbolless): New.
2620 (Output_reloc<SHT_REL>::is_symbolless_): New.
2621 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2622 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2623 (Output_reloc<SHT_RELA>::is_symbolless): New.
2624 (Output_data_reloc::add_global): Handle is_symbolless.
2625 (Output_data_reloc::add_global_relative): Likewise.
2626 (Output_data_reloc::add_local): Likewise.
2627 (Output_data_reloc::add_local_relative): Likewise.
2628 (Output_data_reloc::add_symbolless_global_addend): New.
2629 (Output_data_reloc::add_symbolless_local_addend): New.
2630 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2632 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2633 instead of ->is_relative_
2634 (Output_reloc::write): Likewise.
2635 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2636 (Output_reloc::write_rel): Simplify.
2638 * sparc.cc (Target_sparc::Scan::local): Use
2639 ->add_symbolless_local_addend as needed.
2640 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2641 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2642 based upon relocation offset.
2644 2010-02-11 Doug Kwan <dougkwan@google.com>
2646 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2647 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2648 beginning of function.
2649 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2650 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2651 parameter is_32bit in calls to should_apply_static_reloc.
2652 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2653 (check_DATA): Add arm_abs_global.stdout.
2654 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2655 arm_abs_global.stdout): New rules.
2656 (MOSTLLYCLEANFILES): Add arm_abs_global
2657 * Makefile.in: Regenerate.
2658 * testsuite/arm_abs_global.s: New file.
2659 * testsuite/arm_abs_global.sh: Ditto.
2660 * testsuite/arm_abs_lib.s: Ditto.
2662 2010-02-11 Ian Lance Taylor <iant@google.com>
2664 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2666 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2667 Allocate_commons_task first.
2668 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2669 task, rather than symtab_lock_.
2670 (Gc_process_relocs::~Gc_process_relocs): New function.
2671 (Gc_process_relocs::is_runnable): Check this_blocker_.
2672 (Gc_process_relocs::locks): Use next_blocker_ rather than
2674 (Scan_relocs::~Scan_relocs): New function.
2675 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2677 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2679 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2680 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2681 constructor accordingly.
2682 (class Gc_process_relocs): Likewise.
2683 (class Scan_relocs): Likewise.
2684 * common.h (class Allocate_commons_task): Remove symtab_lock_
2685 field, and corresponding constructor parameter.
2686 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2688 (Allocate_commons_task::locks): Likewise.
2690 2010-02-11 Ian Lance Taylor <iant@google.com>
2692 * gold-threads.h (class Once): Define.
2693 (class Initialize_lock): Rewrite as child of Once.
2694 * gold-threads.cc (class Once_initialize): Define.
2695 (once_pointer_control): New static variable.
2696 (once_pointer, once_arg): New static variables.
2697 (c_run_once): New static function.
2698 (Once::Once, Once::run_once, Once::internal_run): New functions.
2699 (class Initialize_lock_once): Remove.
2700 (initialize_lock_control): Remove.
2701 (initialize_lock_pointer): Remove.
2702 (initialize_lock_once): Remove.
2703 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2704 (Initialize_lock::initialize): Rewrite.
2705 (Initialize_lock::do_run_once): New function.
2706 * archive.cc (Archive::interpret_header): Only clear name if it is
2708 * fileread.cc: Include "gold-threads.h"
2709 (file_counts_lock): New static variable.
2710 (file_counts_initialize_lock): Likewise.
2711 (File_read::release): Only increment counts when using --stats.
2712 Use a lock around the increment.
2713 * parameters.cc (class Set_parameters_target_once): Define.
2714 (set_parameters_target_once): New static variable.
2715 (Parameters::Parameters): Move here from parameters.h.
2716 (Parameters::set_target): Rewrite.
2717 (Parameters::set_target_once): New function.
2718 (Parameters::clear_target): Move here and rewrite.
2719 * parameters.h (class Parameters): Update declarations. Add
2720 set_parameters_target_once_ field.
2721 (Parameters::Parameters): Move to parameters.cc.
2722 (Parameters::clear_target): Likewise.
2723 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2725 (Start_group::~Start_group): New function.
2726 (Start_group::is_runnable): New function.
2727 (Start_group::locks, Start_group::run): New functions.
2728 (Finish_group::run): Change saw_undefined to size_t.
2729 * readsyms.h (class Start_group): Define.
2730 (class Finish_group): Change saw_undefined_ field to size_t.
2731 (Finish_group::Finish_group): Remove saw_undefined and
2732 this_blocker parameters. Change all callers.
2733 (Finish_group::set_saw_undefined): New function.
2734 (Finish_group::set_blocker): New function.
2735 * symtab.h (class Symbol_table): Change saw_undefined to return
2736 size_t. Change saw_undefined_ field to size_t.
2737 * target-select.cc (Set_target_once::do_run_once): New function.
2738 (Target_selector::Target_selector): Initialize set_target_once_
2739 field. Don't initialize lock_ and initialize_lock_ fields.
2740 (Target_selector::instantiate_target): Rewrite.
2741 (Target_selector::set_target): New function.
2742 * target-select.h (class Set_target_once): Define.
2743 (class Target_selector): Update declarations. Make
2744 Set_target_once a friend. Remove lock_ and initialize_lock_
2745 fields. Add set_target_once_ field.
2747 2010-02-10 Ian Lance Taylor <iant@google.com>
2749 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2751 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2752 (queue_middle_tasks): Add all blockers before queueing any tasks.
2753 (queue_final_tasks): Likewise.
2754 * token.h (Task_token::add_blockers): New function.
2755 * object.h (Input_objects::number_of_relobjs): New function.
2757 2010-02-10 Ian Lance Taylor <iant@google.com>
2759 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2760 shared, not if not position independent.
2761 * x86_64.cc (Relocate::relocate_tls): Likewise.
2762 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2763 (tls_pie_pic_test): New target.
2764 * testsuite/Makefile.in: Rebuild.
2766 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2767 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2768 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2769 * testsuite/Makefile.in: Rebuild.
2771 2010-02-09 David S. Miller <davem@davemloft.net>
2773 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2774 R_SPARC_RELATIVE using ->add_local_relative().
2775 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2777 * output.h (Output_data_dynamic::add_section_size): New method
2778 that takes two Output_data objects.
2779 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2780 entry param. Handle it in initializers.
2781 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2782 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2783 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2785 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2786 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2787 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2788 for dynrel_includes_plt.
2789 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2790 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2791 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2793 (Target_sparc::do_finalize_sections): Update to pass true for
2794 dynrel_includes_plt.
2795 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2796 output before .rela.plt
2797 (Target_powerpc::do_finalize_sections): Update to pass true for
2798 dynrel_includes_plt when 32-bit.
2800 2010-02-08 Doug Kwan <dougkwan@google.com>
2802 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2804 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2805 Arm_relobj::scan_section_for_cortex_a8_stubs,
2806 Arm_relobj::do_relocation_section): Instead of calling
2807 Output_section::output_address, use faster
2808 Arm_relobj::simple_input_section_output_address.
2810 2010-02-08 David S. Miller <davem@davemloft.net>
2812 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2813 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2814 relocation helper function.
2816 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2817 just like R_SPARC_GOT{10,13,22}.
2818 (Target_sparc::Scan::local): Likewise.
2819 (Target_sparc::Relocate:relocate): Likewise.
2821 2010-02-06 Ian Lance Taylor <iant@google.com>
2823 * configure.ac: Rewrite targetobjs duplicate removal code to use
2824 only shell constructs.
2825 * configure: Rebuild.
2827 2010-02-05 Doug Kwan <dougkwan@google.com>
2830 * arm.cc (Arm_relobj::section_is_scannable): New method.
2831 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2832 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2834 2010-02-04 Doug Kwan <dougkwan@google.com>
2837 * arm-reloc-property.cc (cstdio): Include.
2838 * configure.ac (targetobjs): Remove duplicates.
2839 * configure: Regenerate.
2840 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2841 big and little endian version for a given address size.
2843 2010-02-03 Doug Kwan <dougkwan@google.com>
2845 * arm-reloc-property.cc
2846 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2848 * arm-reloc-property.h
2849 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2850 New method definition.
2851 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2853 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2855 (GOT_PREL): Change implemented to Y.
2856 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2857 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2858 (Arm_relocate_functions::movw_abs_nc): Remove method.
2859 (Arm_relocate_functions::movt_abs): Ditto.
2860 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2861 (Arm_relocate_functions::thm_movt_abs): Ditto.
2862 (Arm_relocate_functions::movw_rel_nc): Ditto.
2863 (Arm_relocate_functions::movw_rel): Ditto.
2864 (Arm_relocate_functions::movt_rel): Ditto.
2865 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2866 (Arm_relocate_functions:thm_movw_rel): Ditto.
2867 (Arm_relocate_functions:thm_movt_rel): Ditto.
2868 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2869 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2870 New method definitions.
2871 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2872 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2873 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2874 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2875 (Target_arm::Relocate::relocate): Check for non-static or
2876 unimplemented relocation code and exit early. Change calls to
2877 Target_arm::reloc_uses_thumb_bit and
2878 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2879 instead. Refactor code to handle similar relocations to increase
2880 code sharing. Remove check for unsupported relocation code in switch
2882 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2883 relocation property table to find out size. Change error message to
2884 print out the name of a relocation code instead of the numeric value.
2885 (Target_arm::scan_reloc_for_stub): Use relocation property table
2886 instead of calling Target_arm::reloc_uses_thumb_bit().
2888 2010-02-02 Doug Kwan <dougkwan@google.com>
2890 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2891 types of relaxed input section.
2893 2010-02-02 Doug Kwan <dougkwan@google.com>
2895 * Makefile.am (HFILES): Add arm-reloc-property.h.
2897 (TARGETSOURCES): Add arm-reloc-property.cc
2898 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2899 (libgold_a_SOURCES): $(DEFFILES)
2900 * Makefile.in: Regenerate.
2901 * arm-reloc-property.cc: New file.
2902 * arm-reloc-property.h: New file.
2903 * arm-reloc.def: New file.
2904 * arm.cc: Update comments.
2905 (arm-reloc-property.h): New included header.
2906 (arm_reloc_property_table): New global variable.
2907 (Target_arm::do_select_as_default_target): New method definition.
2908 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2909 arm-reloc-property to targ_extra_obj.
2910 * parameters.cc (set_parameters_target): Call
2911 Target::select_as_default_target().
2912 * target.h (Target::select_as_default_target): New method definition.
2913 (Target::do_select_as_default_target): Same.
2915 2010-02-01 Doug Kwan <dougkwan@google.com>
2917 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2918 first_output_text_section_.
2919 (Arm_exidx_fixup::first_output_text_section): New method definition.
2920 (Arm_exidx_fixup::first_output_text_section_): New data member.
2921 (Arm_exidx_fixup::process_exidx_section): Record the first text
2922 output section seen.
2923 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2924 and entsize in output section header.
2926 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2928 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2929 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2930 (Arm_relocate_functions::thm_alu11): New Method.
2931 (Arm_relocate_functions::thm_pc8): New Method.
2932 (Arm_relocate_functions::thm_pc12): New Method.
2933 (Target_arm::Scan::local): Handle the relocations.
2934 (Target_arm::Scan::global): Likewise.
2935 (Target_arm::Relocate::relocate): Likewise.
2936 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2938 2010-01-29 Doug Kwan <dougkwan@google.com>
2940 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2941 of relocation types as ld.
2943 2010-01-29 Doug Kwan <dougkwan@google.com>
2945 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2947 (Arm_relocate_functions::thumb_branch_common): Ditto.
2948 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2949 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2950 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2951 Arm_relocate_functions::jump24): Remove.
2952 (Target_arm::Relocate::relocate): Adjust code to call
2953 Arm_relocation_functions::arm_branch_common and
2954 Arm_relocation_functions::thumb_branch_common instead of their removed
2955 wrappers. Merge switch-cases together to reduce source code size.
2957 2010-01-29 Doug Kwan <dougkwan@google.com>
2959 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2960 output_local_symbol_count_needs_update_.
2961 (Arm_relobj::output_local_symbol_count_needs_update,
2962 Arm_relobj::set_output_local_symbol_count_needs_update,
2963 Arm_relobj::update_output_local_symbol_count): New methods.
2964 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2966 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2967 of pointed function as in a R_ARM_PREL31 relocation.
2968 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2969 for output local symbol count updating.
2970 (Target_arm::do_relax): Update output local symbol counts in objects
2972 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2974 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2976 * arm.cc: Added support for the ARM relocations:
2977 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2978 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2979 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2981 (Arm_relocate_functions::movw_rel): New method.
2982 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2983 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2985 (Arm_relocate_functions::thm_movw_rel): New method.
2986 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2988 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2990 (Target_arm::Scan::global): Likewise.
2991 (Target_arm::Relocate::relocate): Likewise.
2992 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2995 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2997 * arm.cc: Added support for ARM group relocations.
2998 (Target_arm::reloc_needs_sym_origin): New method.
2999 (Arm_relocate_functions::calc_grp_kn): New method.
3000 (Arm_relocate_functions::calc_grp_residual): New method.
3001 (Arm_relocate_functions::calc_grp_gn): New method.
3002 (Arm_relocate_functions::arm_grp_alu): New Method.
3003 (Arm_relocate_functions::arm_grp_ldr): New Method.
3004 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3005 (Arm_relocate_functions::arm_grp_ldc): New Method.
3006 (Target_arm::Scan::local): Handle the ARM group relocations.
3007 (Target_arm::Scan::global): Likewise.
3008 (Target_arm::Relocate::relocate): Likewise.
3009 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3012 2010-01-26 Doug Kwan <dougkwan@google.com>
3014 * arm.cc (set): Include.
3015 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3017 (Arm_output_section::Text_section_list): New type.
3018 (Arm_output_section::append_text_sections_to_list): New method.
3019 (Arm_output_section::fix_exidx_coverage): Ditto.
3020 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3021 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3022 Relobj::set_section_offset() instead of
3023 Sized_relobj::invalidate_section_offset().
3024 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3025 parameter for section headers. Ignore relocation sections for
3026 unallocated sections and EXIDX sections.
3027 (Target_arm::fix_exidx_coverage): New method.
3028 (Target_arm::output_section_address_less_than): New type.
3029 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3030 linked text section instead of the EXIDX section.
3031 (Arm_output_section::create_stub_group): Add an assertion to check
3032 that this is not an EXIDX output section.
3033 (Arm_output_section::append_text_sections_to_list): New method.
3034 (Arm_output_section::fix_exidx_coverage): Ditto.
3035 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3036 Arm_relobj::section_needs_reloc_stub_scanning.
3037 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3039 (Target_arm::fix_exidx_coverage): New method.
3040 * object.h (Relobj::set_output_section): New method.
3041 (Sized_relobj::invalidate_section_offset): Remove method.
3042 (Sized_relobj::do_invalidate_section_offset): Remove method.
3043 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3045 2010-01-25 Doug Kwan <dougkwan@google.com>
3047 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3048 Fix warning due to signed and unsigned comparison on a 32-bit host.
3050 2010-01-22 Doug Kwan <dougkwan@google.com>
3052 * arm.cc (Target_arm::do_relax): Record an output section for section
3053 offset adjustment it contains any stub table that has changed.
3054 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3055 offsets in an output section if necessary.
3056 * output.cc (Output_section::Output_section): Initialize
3057 section_offsets_need_adjustments_.
3058 (Output_section::add_input_section_for_script): Renamed to
3059 Output_section::add_simple_input_section.
3060 (Output_section::save_states): Add a comment.
3061 (Output_section::discard_states): New method defintion.
3062 (Output_section::adjust_section_offsets): Same.
3063 * output.h (Output_section::add_input_section_for_script): Renamed to
3064 Output_section::add_simple_input_section.
3065 (Output_section::discard_states): New method declaration.
3066 (Output_section::adjust_section_offsets): Same.
3067 (Output_section::section_offsets_need_adjustment,
3068 Output_section::set_section_offsets_need_adjustment): New method
3070 (Output_section::section_offsets_need_adjustment_): New data member.
3071 * script-sections.cc
3072 (Output_section_element_input::set_section_address): Adjust code for
3073 renaming of Output_section::add_input_section_for_script.
3074 (Orphan_output_section::set_section_address): Same.
3076 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3078 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3079 Fix_v4bx enum values .
3080 * gold/options.h (General_options): New option definitions.
3081 (General_options::fix_v4bx): New method.
3082 (General_options::Fix_v4bx): New enum.
3083 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3084 (General_options::parse_fix_v4bx_interworking): New method.
3086 2010-01-22 Doug Kwan <dougkwan@google.com>
3088 * arm.cc (Arm_exidx_fixup): New class.
3090 2010-01-21 Doug Kwan <dougkwan@google.com>
3092 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3094 (Arm_exidx_section_offset_map): New type.
3096 2010-01-21 Doug Kwan <dougkwan@google.com>
3098 * arm.cc (Arm_exidx_input_section): New class.
3099 (Arm_relobj::exidx_input_section_by_link,
3100 Arm_relobj::exidx_input_section_by_shndx,
3101 Arm_relobj::make_exidx_input_section): New methods.
3102 (read_arm_attributes_section): Remove.
3103 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3104 information about them.
3105 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3108 2010-01-20 Doug Kwan <dougkwan@google.com>
3110 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3111 Input_section_specifier to Section_id.
3112 (Target_arm::new_arm_input_section: Adjust code for change of key
3114 (Target_arm::find_arm_input_section): Ditto.
3115 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3116 (Section_id): Remove.
3117 (Garbage_collection::Section_id_hash): Remove.
3118 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3119 (Section_id): Remove.
3120 (Icf::Section_id_hash): Remove.
3121 * object.h (Section_id, Const_section_id, Section_id_hash,
3122 Const_section_id_hash): New type definitions.
3123 * output.cc (Output_section::add_relaxed_input_section): Change to
3124 use Const_section_id instead of Input_section_specifier as key type.
3125 (Output_section::add_merge_input_section): Ditto.
3126 (Output_section::build_relaxation_map): Change to use Section_id
3127 instead of Input_section_specifier as key type.
3128 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3130 (Output_section::convert_input_sections_to_relaxed_sections): Change
3131 to use Const_section_id instead of Input_section_specifier as key type.
3132 (Output_section::find_merge_section): Ditto.
3133 (Output_section::find_relaxed_input_section): Ditto.
3134 * output.h (Input_section_specifier): Remove class.
3135 (Output_section::Output_section_data_by_input_section_map): Change
3136 key type to Const_section_id.
3137 (Output_section::Output_relaxed_input_section_by_input_section_map):
3139 (Output_section::Relaxation_map): Change key type to Section_id.
3141 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3143 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3144 (class Arm_v4bx_stub): New class.
3145 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3146 (Stub_factory::make_arm_v4bx_stub): New method.
3147 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3148 (Stub_table::empty): Handle v4bx stubs.
3149 (Stub_table::add_arm_v4bx_stub): New method.
3150 (Stub_table::find_arm_v4bx_stub): New method.
3151 (Arm_relocate_functions::v4bx): New method.
3152 (Target_arm::fix_v4bx): New method.
3153 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3154 (Stub_table::relocate_stubs): Likewise.
3155 (Stub_table::do_write): Likewise.
3156 (Stub_table::update_data_size_and_addralign): Likewise.
3157 (Stub_table::finalize_stubs): Likewise.
3158 (Target_arm::Scan::local): Likewise.
3159 (Target_arm::Scan::global): Likewise.
3160 (Target_arm::do_finalize_sections): Likewise.
3161 (Target_arm::Relocate::relocate): Likewise.
3162 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3164 (Target_arm::scan_reloc_for_stub): Likewise.
3165 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3167 2010-01-19 Ian Lance Taylor <iant@google.com>
3169 * output.cc (Output_section_headers::do_sized_write): Write large
3170 segment count to sh_info field.
3171 (Output_file_header::do_sized_write): For large segment count,
3172 write PN_XNUM to e_phnum field.
3174 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3176 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3177 (Arm_relocate_functions::thm_jump8): New function.
3178 (Arm_relocate_functions::thm_jump11): New function.
3179 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3181 (Target_arm::Scan::global): Likewise.
3182 (Target_arm::Relocate::relocate): Likewise.
3183 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3186 2010-01-14 Doug Kwan <dougkwan@google.com>
3188 * arm.cc (map, utility): Include headers.
3189 (Target_arm::apply_cortex_a8_workaround): New method.
3190 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3191 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3192 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3193 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3194 the --[no-]fix-cortex-a8 command line options.
3195 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3196 (Target_arm::relocate_stub): Use addend in instruction template.
3197 * options.h (DEFINE_bool): Set the user-set flag.
3198 (General_options): Add --[no-]-fix-cortex options.
3199 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3200 : Update fast look-up map after conversion.
3202 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3204 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3205 in the first pass of do_layout.
3207 2010-01-13 Doug Kwan <dougkwan@google.com>
3209 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3210 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3211 apparent compiler problem of not folding static constant integral
3212 data members of elfcpp::Elf_sizes<32>.
3214 2010-01-13 Doug Kwan <dougkwan@google.com>
3216 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3217 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3218 Arm_relobj::scan_section_for_cortex_a8_erratum,
3219 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3220 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3221 sections to scan for relocation stubs into a new method
3222 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3223 relocation and Cortex-A8 stub scanning.
3224 (Target_arm::do_relax): Force stubs to be after stubbed sections
3225 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3226 the beginning of a new relaxation pass. Update a comment.
3227 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3229 2010-01-12 Ian Lance Taylor <iant@google.com>
3231 * target-reloc.h (visibility_error): New inline function.
3232 (relocate_section): Call visibility_error.
3233 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3234 (MOSTLYCLEANFILES): Likewise.
3235 (protected_4_pic.o, protected_3.err): New targets.
3236 * testsuite/protected_4.cc: New file.
3238 2010-01-12 Doug Kwan <dougkwan@google.com>
3240 * arm.cc (Cortex_a8_reloc): New class.
3241 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3242 and cortex_a8_relocs_info_.
3243 (Target_arm::fix_cortex_a8): New method definition.
3244 (Target_arm::Cortex_a8_relocs_info): New type.
3245 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3246 New data member declarations.
3247 (Target_arm::scan_reloc_for_stub): Record information about
3248 relocations for THUMB branches that might be exempted from the
3249 Cortex-A8 workaround.
3250 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3251 at the beginning of a relaxation pass.
3253 2010-01-12 Doug Kwan <dougkwan@google.com>
3255 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3256 (Arm_relobj::Mapping_symbol_position,
3257 Arm_reloj::Mapping_symbol_position_less,
3258 Arm_relobj::Mapping_symbols_info): New types.
3259 (Target_arm::is_mapping_symbol_name): New method definition.
3260 (Arm_relobj::do_count_local_symbols): Save information about mapping
3263 2010-01-11 Doug Kwan <dougkwan@google.com>
3265 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3266 Arm_relocate_functions::thumb32_branch_upper,
3267 Arm_relocate_functions::thumb32_branch_lower,
3268 Arm_relocate_functions::thumb32_cond_branch_offset,
3269 Arm_relocate_functions::thumb32_cond_branch_upper,
3270 Arm_relocate_functions::thumb32_cond_branch_lower,
3271 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3272 branch offset encoding.
3273 (Arm_relocate_functions::thumb_branch_common): Use new branch
3274 offset encoding methods to avoid code duplication.
3275 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3276 (Stub_addend_reader::operator()): Use new branch encoding method
3277 to avoid code duplication.
3279 2010-01-11 Doug Kwan <dougkwan@google.com>
3281 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3282 (Target_arm::do_finalize_sections): Define special EXIDX section
3283 symbols only if referenced.
3284 * gc.h (Garbage_collection::add_reference): New method.
3285 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3288 2010-01-11 Ian Lance Taylor <iant@google.com>
3290 * script.cc (Version_script_info::build_expression_list_lookup):
3291 Change complaing about duplicate wildcard match from error to
3294 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3296 (Version_script_info::Version_script_info): Initialize globs_,
3297 default_version_, default_is_global_, and exact_. Don't
3298 initialize globals_ or locals_.
3299 (Version_script_info::build_lookup_tables): Build local symbols
3301 (Version_script_info::unquote): New function.
3302 (Version_script_info::add_exact_match): New function.
3303 (Version_script_info::build_expression_list_lookup): Remove lookup
3304 parameter. Add is_global parameter. Change all callers. Handle
3305 wildcard pattern specially. Unquote pattern. Call
3307 (Version_script_info::get_name_to_match): New function.
3308 (Version_script_info::get_symbol_version): New function.
3309 (Version_script_info::get_symbol_version_helper): Remove.
3310 (Version_script_info::check_unmatched_names): Call unquote.
3311 * script.h (class Version_script_info): Change get_symbol_version
3312 to be non-inline and add is_global parameter; change all callers.
3313 Rewrite symbol_is_local. Update declarations. Define struct
3314 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3315 Remove globals_ and locals_ members. Add exact_, globs_,
3316 default_version_, is_global_.
3317 (Version_script_info::Glob): Remove pattern, add expression and
3318 is_global. Update constructor. Change all callers.
3319 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3321 (Versions::symbol_section_contents): If a symbol is undefined, or
3322 defined in a dynamic object, set the version index to
3324 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3326 (Symbol_table::add_from_pluginobj): Likewise.
3327 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3329 2010-01-11 Doug Kwan <dougkwan@google.com>
3331 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3332 (incremental_dump_LDADD): Add linking option for libintl.
3333 * Makefile.in: Regenerate.
3335 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3338 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3340 * testsuite/Makefile.in: Regenerated.
3342 2010-01-10 Doug Kwan <dougkwan@google.com>
3344 * options.h (DEFINE_var): Use parentheses around argument varname__
3345 in macro body to avoid any unintended subsequent substitutions.
3347 2010-01-10 Ian Lance Taylor <iant@google.com>
3349 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3350 candidates before doing symbol resolution.
3352 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3353 ODR candidates if only one is weak.
3355 2010-01-08 Ian Lance Taylor <iant@google.com>
3357 * script.cc (Version_script_info::build_expression_list_lookup):
3358 Don't warn about ambiguous version, just record the ambiguity.
3359 (Version_script_info::get_symbol_version_helper): Give error if
3360 version is ambiguous.
3362 2010-01-08 Doug Kwan <dougkwan@google.com>
3364 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3365 prev_data_size_ and prev_addralign_. Remove initializer for
3366 deleted data member has_been_changed_.
3367 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3368 to determine if the table is empty.
3369 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3371 (Stub_table::add_reloc_stub): Define method in class definition
3372 instead of just declaring it there.
3373 (Stub_table::add_cortex_a8_stub): New method definition.
3374 (Stub_table::update_data_size_and_addralign): Ditto.
3375 (Stub_table::finalize_stubs): Ditto.
3376 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3377 (Stub_table::do_addralign_): Return address alignment in the
3378 (Stub_table::do_reset_address_and_file_offset): Define method in
3379 class definition instead of declaring it there. Set current data
3380 size to be the data size of the previous pass.
3381 (Stub_table::set_final_data_size): Use current data size as the
3383 (Stub_table::relocate_stub): Change parameter type of stub from
3384 Reloc_stub pointer to Stub pointer.
3385 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3386 (Stub_table::Cortex_a8_stub_list): New typedef.
3387 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3388 Stub_table::prev_addralign_): New data member.
3389 (Arm_relobj::Arm_relobj): Initialize data member
3390 section_has_cortex_a8_workaround_.
3391 (Arm_relobj::section_has_cortex_a8_workaround,
3392 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3394 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3396 (Target_arm::relocate_stub): Change parameter type of stub from
3397 Reloc_stub pointer to Stub pointer.
3398 (Insn_template::size, Insn_template::alignment): Handle
3399 THUMB16_SPECIAL_TYPE.
3400 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3401 Stub_table::update_data_size_and_addralign,
3402 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3404 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3405 (Stub_table::do_write): Ditto.
3406 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3408 2010-01-08 Ian Lance Taylor <iant@google.com>
3411 * symtab.h (class Symbol): Remove fields is_target_special_ and
3412 has_plt_offset_. Add field is_defined_in_discarded_section_.
3413 (Symbol::is_defined_in_discarded_section): New function.
3414 (Symbol::set_is_defined_in_discarded_section): New function.
3415 (Symbol::has_plt_offset): Rewrite.
3416 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3417 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3418 Don't initialize is_target_special_ or has_plt_offset_.
3419 Initialize is_defined_in_discarded_section_.
3420 (Symbol_table::add_from_relobj): If appropriate, set
3421 is_defined_in_discarded_section.
3422 * resolve.cc (Symbol::override_base_with_special): Don't test
3423 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3424 * target-reloc.h (relocate_section): Do special handling for
3425 symbols defined in discarded sections for global symbols as well
3428 2010-01-08 Ian Lance Taylor <iant@google.com>
3430 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3431 the SHT_SYMTAB case.
3433 2010-01-08 Ian Lance Taylor <iant@google.com>
3435 * object.cc (Sized_relobj::do_layout): Don't get confused if
3436 layout_eh_frame returns NULL.
3438 2010-01-08 Ian Lance Taylor <iant@google.com>
3441 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3442 dynamic symbol table, use the normal symbol table.
3443 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3446 2010-01-08 Ian Lance Taylor <iant@google.com>
3449 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3452 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3454 * version.cc (print_version): Change to "Copyright 2010".
3456 2010-01-08 Ian Lance Taylor <iant@google.com>
3460 * i386.cc (class Target_i386): Change return type of plt_section
3462 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3463 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3464 tls_desc_rel_ field.
3465 (Output_data_plt_i386::rel_tls_desc): New function.
3466 (Target_i386::rel_tls_desc_section): New function.
3467 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3468 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3469 R_386_TLS_DESC reloc in rel_tls_desc_section.
3470 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3471 Define struct Tlsdesc_info.
3472 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3473 (Target_x86_64::do_reloc_symbol_index): New function.
3474 (Target_x86_64::add_tlsdesc_info): New function.
3475 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3476 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3478 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3480 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3481 (Target_x86_64::rela_tlsdesc_section): New function.
3482 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3484 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3485 (Target_x86_64::do_reloc_addend): New function.
3486 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3487 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3488 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3489 (Output_reloc::type): New function.
3490 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3491 (Output_reloc::is_target_specific): New function.
3492 (Output_reloc::target_arg): New function.
3493 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3494 absolute relocs and target specific relocs.
3495 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3496 add_target_specific.
3497 (class Output_data_reloc) [SHT_RELA]: Likewise.
3498 * output.cc (Output_reloc::Output_reloc): Add four new versions
3499 for absolute relocs and target specific relocs.
3500 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3501 (Output_reloc::get_symbol_index): Likewise.
3502 (Output_reloc::local_section_offset): Check that local_sym_index_
3503 is not TARGET_CODE or 0.
3504 (Output_reloc::symbol_value): Likewise.
3505 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3507 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3508 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3510 * layout.cc (add_target_dynamic_tags): Use output section for
3511 DT_PLTRELSZ and DT_JMPREL.
3513 2010-01-07 Ian Lance Taylor <iant@google.com>
3516 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3518 (class Output_data_reloc_generic): Define.
3519 (class Output_data_reloc_base): Change base class to
3520 Output_data_reloc_generic. Change add() method to call
3521 bump_relative_reloc_count for a relative reloc. Remove
3523 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3525 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3526 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3528 * layout.h (class Layout): Update declaration.
3530 2010-01-07 Ian Lance Taylor <iant@google.com>
3532 * output.h (class Output_data): Add const version of
3533 output_section and do_output_section.
3534 (class Output_section_data): Add const version of
3536 (class Output_section): Likewise.
3537 * layout.cc (Layout::add_target_dynamic_tags): New function.
3538 * layout.h (class Layout): Update declarations.
3539 * arm.cc (Target_arm::do_finalize_sections): Use
3540 add_target_dynamic_tags.
3541 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3542 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3543 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3544 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3546 2010-01-07 Ian Lance Taylor <iant@google.com>
3549 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3552 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3553 Ian Lance Taylor <iant@google.com>
3556 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3557 Xindex::read_symtab_xindex.
3559 2010-01-07 Doug Kwan <dougkwan@google.com>
3561 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3562 (Insn_template::thumb16_bcond_insn): New method declaration.
3563 (Insn_template): Fix spelling.
3564 (Stub::thumb16_special): New method declaration.
3565 (Stub::do_write): Define virtual method which was previously pure
3567 (Stub::do_thumb16_special): New method declaration.
3568 (Stub::do_fixed_endian_write): New template member.
3569 (Reloc_stub::do_write): Remove.
3570 (Reloc_stub::do_fixed_endian_write): Remove.
3571 (Cortex_a8_stub): New class definition.
3572 (Stub_factory::make_cortex_a8_stub): New method definition.
3573 (Stub_factory::Stub_factory): Add missing static storage class
3574 qualifier for elf32_arm_stub_a8_veneer_blx.
3576 2010-01-07 Ian Lance Taylor <iant@google.com>
3579 * options.h (class General_options): Add --warn-unresolved-symbols
3580 and --error-unresolved-symbols.
3581 * errors.cc (Errors::undefined_symbol): Implement
3582 --warn-unresolved-symbols.
3584 * options.h (class General_options): Add -z text and -z textoff.
3585 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3587 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3589 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3590 (Garbage_collection::cident_sections): New function.
3591 (Garbage_collection::add_cident_section): New function.
3592 (Garbage_collection::cident_sections_): New member.
3593 (gc_process_relocs): Add references to sections whose names are C
3595 * gold.h (cident_section_start_prefix): New constant.
3596 (cident_section_stop_prefix): New constant.
3597 (is_cident): New function.
3598 * layout.cc (Layout::define_section_symbols): Replace string constants
3599 with the newly defined constants.
3600 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3602 * testsuite/Makefile.am: Add gc_orphan_section_test.
3603 * testsuite/Makefile.in: Regenerate.
3604 * testsuite/gc_orphan_section_test.cc: New file.
3605 * testsuite/gc_orphan_section_test.sh: New file.
3607 2010-01-06 Ian Lance Taylor <iant@google.com>
3610 * options.h (class General_options): Add --warn-shared-textrel.
3611 * layout.cc (Layout::finish_dynamic_section): Implement
3612 --warn-shared-textrel.
3615 * options.h (class General_options): Add --warn-multiple-gp.
3617 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3619 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3620 $(THREADSLIB) and $(LIBDL).
3621 * Makefile.in: Rebuild.
3623 2010-01-06 Ian Lance Taylor <iant@google.com>
3626 * options.cc (General_options::parse_section_start): New function.
3627 (General_options::section_start): New function.
3628 (General_options::General_options): Initialize all members.
3629 * options.h: Include <map>
3630 (class General_options): Add --section-start. Add section_starts_
3632 * layout.cc (Layout::attach_allocated_section_to_segment): If
3633 --section-start was used, set the address of the segment. Remove
3634 local sort_sections.
3635 (Layout::relaxation_loop_body): If the address of the load segment
3636 has been set by --section-start, don't use it.
3637 * output.h (Output_segment::update_flags_for_output_section): New
3639 * output.cc (Output_segment::add_output_section): Call
3640 update_flags_for_output_section.
3642 2010-01-05 Ian Lance Taylor <iant@google.com>
3645 * options.h (class General_options): Add --undefined-version.
3646 * script.cc (struct Version_expression): Add was_matched_by_symbol
3648 (Version_script_info::matched_symbol): New function.
3649 (Version_script_info::get_symbol_version_helper): Call
3651 (Version_script_info::check_unmatched_names): New function.
3652 * script.h (class Version_script_info): Update declarations.
3653 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3655 * options.h (class General_options): Use DEFINE_bool_alias for
3656 allow_multiple_definition.
3657 * resolve.cc (Symbol_table::should_override): Don't test
3658 allow_multiple_definition.
3661 * options.h (class General_options): Add --cref.
3662 * main.cc (main): Print cref table if --cref. Don't close mapfile
3663 until after printing cref table.
3664 * cref.cc: Include "symtab.h".
3665 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3666 (Cref_table_compare::operator()): New function.
3667 (Cref_inputs::gather_cref): New function.
3668 (filecol): New static const.
3669 (Cref_inputs::print_cref): New function.
3670 (Cref::print_cref): New function.
3671 * cref.h: Include <cstdio>.
3672 (class Cref): Update declarations.
3673 * mapfile.h (Mapfile::file): New function.
3674 * object.h (class Object): Define Symbols. Declare virtual
3675 do_get_global_symbols.
3676 (Object::get_global_symbols): New function.
3677 * object.cc (Input_objects::add_object): Pass object to cref_ if
3679 (Input_objects::archive_start): Likewise.
3680 (Input_objects::archive_stop): Likewise.
3681 (Input_objects::print_cref): New function.
3682 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3683 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3685 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3687 * plugin.h (class Sized_pluginobj): Update declarations.
3689 2010-01-05 Ian Lance Taylor <iant@google.com>
3691 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3692 to is_default_version. Rename insdef to insdefault.
3693 (Symbol_table::add_from_relobj): Rename def to is_default_version
3694 and local to is_forced_local.
3695 (Symbol_table::add_from_pluginobj): Likewise.
3696 (Symbol_table::add_from_dynobj): Likewise.
3697 (Symbol_table::define_special_symbol): Rename insdef to
3700 2010-01-04 Ian Lance Taylor <iant@google.com>
3703 * options.h (class General_options): Add
3704 --allow-multiple-definition and -z muldefs.
3705 * resolve.cc (Symbol_table::should_override): Don't warn about a
3706 multiple symbol definition if --allow-multiple-definition or -z
3710 * options.h (class General_options): Add --add-needed and
3711 --copy-dt-needed-entries. Tweak --as-needed help entry.
3712 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3713 error if --copy-dt-needed-entries aka --add-needed is used and
3714 would cause a change in behaviour.
3717 * options.h (class General_options): Add -G as a short version of
3718 --shared. Add no-op options -assert, -g, and -i.
3720 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3722 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3723 check for .text or .gnu.linkonce.t sections.
3724 * icf.cc (Icf::find_identical_sections): Ditto.
3725 Change the detection for mangled function name within the section
3727 * icf.h (is_section_foldable_candidate): New function.
3729 2009-12-30 Ian Lance Taylor <iant@google.com>
3732 * options.h (class General_options): Permit two dashes with
3733 --retain-symbols-file.
3735 2009-12-30 Ian Lance Taylor <iant@google.com>
3738 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3739 don't put the file header and segment headers in the text
3743 * common.cc (Sort_commons::operator()): Stabilize sort when both
3745 (Symbol_table::do_allocate_commons_list): When allocating common
3746 symbols, skip a symbol which is no longer common.
3747 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3748 an object before checking its type.
3749 * testsuite/common_test_2.c: New file.
3750 * testsuite/common_test_3.c: New file.
3751 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3752 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3753 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3754 (common_test_2_pic.o, common_test_2.so): New targets.
3755 (common_test_3_pic.o, common_test_3.so): New targets.
3756 * testsuite/Makefile.in: Rebuild.
3759 * script.cc (read_input_script): If we see a new SECTIONS clause,
3760 and we have added an input section, give an error.
3761 * layout.h (class Layout): Add have_added_input_section function.
3762 Add have_added_input_section_ field.
3763 * layout.cc (Layout::Layout): Initialize
3764 have_added_input_section_.
3765 (Layout::layout): Set have_added_input_section_.
3766 (Layout::layout_eh_frame): Likewise.
3768 2009-12-30 Ian Lance Taylor <iant@google.com>
3771 * options.h (class General_options): Add --sort-common option.
3772 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3773 * common.cc (Sort_common): Add sort_order parameter to
3774 constructor. Add sort_order_ field.
3775 (Sort_commons::operator): Check sort_order_.
3776 (Symbol_table::allocate_commons): Determine the sort order.
3777 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3779 (Symbol_table::do_allocate_commons_list): Likewise.
3781 2009-12-30 Ian Lance Taylor <iant@google.com>
3784 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3785 symbols from this object, don't change the visibility of an
3787 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3789 2009-12-30 Ian Lance Taylor <iant@google.com>
3792 * script.h (class Version_script_info): Define Language enum.
3793 Update declarations. Define Glob, Exact, and Lookup types. Add
3794 new fields globals_, locals_, and is_finalized_.
3795 * script.cc: Various formatting fixes.
3796 (class Parser_closure): Change language_stack_ from a vector of
3797 std::string to one of Version_script_info::Language. Adjust all
3799 (class Lazy_demangler): Remove.
3800 (struct Version_expression): Change language from std::string to
3801 Version_script_info::Language.
3802 (Version_script_info::Version_script_info): New function.
3803 (Version_script_info::~Version_script_info): Don't call clear.
3804 (Version_script_info::finalize): New function.
3805 (Version_script_info::build_lookup_tables): New function.
3806 (Version_script_info::build_expression_list_lookup): New
3808 (Version_script_info::get_symbol_version_helper): Rewrite to use
3810 (Version_script_info::print_expression_list): Adjust to use
3811 Version_script_info::Language.
3812 (script_push_lex_into_version_mode): Check that the version script
3813 has not been finalized.
3814 (version_script_push_lang): Change language string to
3815 Version_script_info::Language.
3816 * options.cc (Command_line::version_script): New function.
3817 * options.h (class General_options): Add finalize_dynamic_list
3818 function. Change version_script from declaration to definition.
3819 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3820 * testsuite/version_script.map: Remove duplicate def of foo.
3821 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3823 * testsuite/Makefile.in: Rebuild.
3825 2009-12-30 Ian Lance Taylor <iant@google.com>
3828 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3829 if the input symbol index is 0, make the output symbol index 0.
3831 2009-12-30 Ian Lance Taylor <iant@google.com>
3834 * options.h (class General_options): Add -x/--discard-all.
3835 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3836 --discard-all. If the local symbol needs a dynamic entry, check
3837 that before handling --discard-locals.
3839 2009-12-30 Ian Lance Taylor <iant@google.com>
3842 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3844 (Output_segment::add_output_section): Don't change the flags if
3848 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3849 GNU hash table if they need a dynamic value. Otherwise, don't add
3850 them if they are defined in a dynamic object or are forced local.
3852 2009-12-29 Ian Lance Taylor <iant@google.com>
3855 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3856 .gnu.hash table for a 32-bit target.
3859 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3860 regular and a dynamic object only needs a dynamic symbol table
3861 entry if it is externally visible.
3864 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3865 constructor. Add global_offset_table_ field.
3866 (Target_i386::got_section): Set global_offset_table_.
3867 (Target_i386::do_finalize_sections): Set global_offset_table_
3869 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3870 in constructor. Add global_offset_table_ field.
3871 (Target_x86_64::got_section): Set global_offset_table_.
3872 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3875 * layout.cc (Layout::Layout): Initialize increase_relro_.
3876 (Layout::get_output_section): Add is_relro, is_last_relro, and
3877 is_first_non_relro parameters. Change all callers.
3878 (Layout::choose_output_section): Likewise.
3879 (Layout::add_output_section_data): Likewise.
3880 (Layout::make_output_section): Likewise.
3881 (Layout::set_segment_offsets): Clear increase_relro when using a
3883 * layout.h (class Layout): Add increase_relro method. Add
3884 increase_relro_ field. Update declarations.
3885 * output.cc (Output_section::Output_section): Initialize
3886 is_last_relro_ and is_first_non_relro_.
3887 (Output_segment::add_output_section): Group relro sections is
3888 do_sort is true. Handle is_last_relro and is_first_non_relro.
3889 (Output_segment::maximum_alignment): Remove relro handling.
3890 (Output_segment::set_section_addresses): Add increase_relro
3891 parameter. Change all callers. Add initial alignment to align
3892 relro sections on separate page. Remove old relro handling.
3893 (Output_segment::set_section_list_addresses): Remove in_relro
3894 parameter. Change all callers.
3895 (Output_segment::set_offset): Add increase parameter. Change all
3896 callers. Remove old relro handling.
3897 * output.h (class Output_section): Add new methods: is_last_relro,
3898 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3899 Add is_last_relro_ and is_first_non_relro_ fields.
3900 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3901 Create separate .got.plt section. Call increase_relro.
3902 * x86_64.cc (Target_x86_64::got_section): Likewise.
3903 * testsuite/relro_script_test.t: Add .got.plt.
3906 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3907 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3908 (Layout::finalize): Call set_dynamic_symbol_size.
3909 (Layout::set_dynamic_symbol_size): New function.
3910 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3911 set_dynamic_symbol_size.
3914 * output.h (class Output_section): Add is_entsize_zero_ field.
3915 * output.cc (Output_section::Output_section): Initialize
3917 (Output_section::set_entsize): If two different entsizes are
3918 requested, force it to zero.
3919 (Output_section::add_input_section): Set flags for .debug_str
3920 before updating section flags. Set entsize.
3921 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3922 and SHF_STRING if all input sections have those flags.
3924 2009-12-29 Rafael Espindola <espindola@google.com>
3926 * main.cc (main): Fix the sys time reporting.
3927 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3930 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3932 * options.cc (General_options::parse_version): Allow -v to exit
3933 without an error if there is nothing to link.
3935 2009-12-29 Ian Lance Taylor <iant@google.com>
3937 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3938 using a version of gcc before 4.1.
3939 * configure: Rebuild.
3941 2009-12-28 Chris Demetriou <cgd@google.com>
3943 * attributes.cc (Output_attributes_section_data::do_write): Use
3944 std::vector::front rather than std::vector::data.
3946 2009-12-28 Ian Lance Taylor <iant@google.com>
3948 * symtab.h (class Symbol_table): Add enum Defined.
3949 * resolve.cc (Symbol_table::should_override): Add defined
3950 parameter. Change all callers. Test whether object is NULL
3951 before calling a method on it.
3952 (Symbol_table::report_resolve_problem): Add defined parameter.
3954 (Symbol_table::should_override_with_special): Likewise.
3955 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3956 parameter. Change all callers.
3957 (Symbol_table::do_define_in_output_data): Likewise.
3958 (Symbol_table::define_in_output_segment): Likewise.
3959 (Symbol_table::do_define_in_output_segment): Likewise.
3960 (Symbol_table::define_as_constant): Likewise.
3961 (Symbol_table::do_define_as_constant): Likewise.
3962 * script.h (class Symbol_assignment): Add is_defsym parameter to
3963 constructor; change all callers.
3964 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3965 parameter. Change all callers. Add is_defsym_ field.
3966 (class Parser_closure): Add parsing_defsym parameter to
3967 constructor; change all callers. Add parsing_defsym accessor
3968 function. Add parsing_defsym_ field.
3970 2009-12-28 Ian Lance Taylor <iant@google.com>
3972 * gold.cc (queue_middle_tasks): Fix formatting.
3973 * object.cc (Relobj::is_section_name_included): Likewise.
3975 2009-12-23 Ian Lance Taylor <iant@google.com>
3977 * i386.cc (Target_i386::do_calls_non_split): Recognize
3978 -fsplit-stack prologue for a function with a static chain.
3979 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3980 -fsplit-stack prologue when using %r11.
3982 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3984 * options.cc (General_options::parse_version): Make -v continue and do
3985 the link like GNU ld does.
3987 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3989 * Makefile.am (CCFILES): Add timer.cc.
3990 (HFILES): Add timer.h.
3991 * configure.ac: Check for sysconf and times.
3992 * main.cc: include timer.h.
3993 (main): Use Timer instead of get_run_time.
3996 * workqueue.cc: include timer.h.
3997 (Workqueue::find_and_run_task):
3998 Report user, sys and wall time.
3999 * Makefile.in: Regenerate.
4000 * config.in: Regenerate.
4001 * configure: Regenerate.
4003 2009-12-16 Doug Kwan <dougkwan@google.com>
4005 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4007 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4008 relaxed input sections.
4009 * output.cc (Output_section::find_relaxed_input_section): Change
4010 return type to Output_relaxed_input_section pointer. Adjust code
4011 for new type of relaxed_input_section_map_.
4012 * output.h (Output_section::find_relaxed_input_section): Change
4013 return type to Output_relaxed_input_section pointer.
4014 (Output_section::Output_relaxed_input_section_by_input_section_map):
4016 (Output_section::relaxed_input_section_map_): Change type to
4017 Output_section::Output_relaxed_input_section_by_input_section_map.
4018 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4021 2009-12-15 Ian Lance Taylor <iant@google.com>
4023 * layout.cc (Layout::create_shstrtab): Only write out after input
4024 sections if we are compressing debug sections.
4026 2009-12-15 Ian Lance Taylor <iant@google.com>
4028 * archive.cc (Archive::add_symbols): Only look up a symbol without
4029 a version if there is, in fact, a version.
4031 2009-12-14 Ian Lance Taylor <iant@google.com>
4033 Revert -Wshadow changes, all changes from:
4034 2009-12-11 Doug Kwan <dougkwan@google.com>
4035 2009-12-11 Nick Clifton <nickc@redhat.com>
4036 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4038 2009-12-11 Doug Kwan <dougkwan@google.com>
4040 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4042 * attributes.cc (Object_attribute::size): Ditto.
4043 (Attributes_section_data::size): Ditto.
4044 (Attributes_section_data::Attributes_section_data): Ditto.
4045 (Output_attributes_section_data::do_write): Ditto.
4046 * attributes.h (Object_attribute::set_type): Ditto.
4047 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4049 2009-12-11 Nick Clifton <nickc@redhat.com>
4051 * archive.cc: Fix shadowed variable warnings.
4053 * compressed_output.cc: Likewise.
4054 * compressed_output.h: Likewise.
4055 * configure: Likewise.
4056 * dwarf_reader.cc: Likewise.
4057 * dynobj.cc: Likewise.
4058 * dynobj.h: Likewise.
4059 * ehframe.cc: Likewise.
4060 * ehframe.h: Likewise.
4061 * errors.cc: Likewise.
4062 * expression.cc: Likewise.
4063 * fileread.cc: Likewise.
4064 * fileread.h: Likewise.
4065 * freebsd.h: Likewise.
4066 * i386.cc: Likewise.
4068 * incremental.h: Likewise.
4069 * layout.cc: Likewise.
4070 * layout.h: Likewise.
4071 * mapfile.cc: Likewise.
4072 * merge.cc: Likewise.
4073 * merge.h: Likewise.
4074 * object.cc: Likewise.
4075 * object.h: Likewise.
4076 * options.h: Likewise.
4077 * output.cc: Likewise.
4078 * output.h: Likewise.
4079 * parameters.cc: Likewise.
4080 * plugin.cc: Likewise.
4081 * powerpc.cc: Likewise.
4082 * reduced_debug_output.cc: Likewise.
4083 * reduced_debug_output.h: Likewise.
4084 * reloc.cc: Likewise.
4085 * reloc.h: Likewise.
4086 * resolve.cc: Likewise.
4087 * script-sections.cc: Likewise.
4088 * script.cc: Likewise.
4089 * script.h: Likewise.
4090 * sparc.cc: Likewise.
4091 * symtab.cc: Likewise.
4092 * symtab.h: Likewise.
4093 * target-select.cc: Likewise.
4094 * target-select.h: Likewise.
4095 * token.h: Likewise.
4096 * workqueue.cc: Likewise.
4097 * workqueue.h: Likewise.
4098 * x86_64.cc: Likewise.
4100 2009-12-10 Doug Kwan <dougkwan@google.com>
4102 * arm.cc (attributes.h): New include.
4103 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4104 (Arm_relobj::~Arm_relobj): Delete object pointed by
4105 attributes_section_data_.
4106 (Arm_relobj::attributes_section_data): New method definition.
4107 (Arm_relobj::attributes_section_data_): New data member declaration.
4108 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4109 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4110 attributes_section_data_.
4111 (Arm_dynobj::attributes_section_data): New method definition.
4112 (Arm_dynobj::attributes_section_data_): New data member declaration.
4113 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4114 initialization value of may_use_blx_ to false.
4115 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4116 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4117 object attributes to compute results instead of hard-coding.
4118 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4119 Target_arm::get_secondary_compatible_arch,
4120 Target_arm::set_secondary_compatible_arch
4121 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4122 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4123 New method declarations.
4124 (Target_arm::get_aeabi_object_attribute): New method definition.
4125 (Target_arm::attributes_section_data_): New data member declaration.
4126 (read_arm_attributes_section): New template definition.
4127 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4128 (Arm_dynobj::do_read_symbols): Ditto.
4129 (Target_arm::do_finalize_sections): Merge attributes sections from
4130 input. Check for BLX use after attributes section merging.
4131 Fix __exidx_start and __exidx_end visibility. Create an
4132 .ARM.attributes section if necessary.
4133 (Target_arm::get_secondary_compatible_arch,
4134 Target_arm::set_secondary_compatible_arch,
4135 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4136 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4137 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4138 New method definitions.
4140 2009-12-09 Ian Lance Taylor <iant@google.com>
4142 * plugin.cc (Plugin::load): Don't cast from void* to a function
4145 2009-12-09 Ian Lance Taylor <iant@google.com>
4147 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4150 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4152 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4153 Replace two_file_shared_1.so with two_file_shared_2.so.
4154 * testsuite/Makefile.in: Regenerated.
4156 2009-12-08 Doug Kwan <dougkwan@google.com>
4158 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4159 (HFILES): Add attributes.h and int_encoding.h.
4160 * Makefile.in: Regenerate.
4161 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4162 function definitions to int_encoding.cc
4163 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4164 prototypes to int_encoding.h
4165 * reduced_debug_output.cc (int_encoding.h): New include.
4166 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4167 function definitions to int_encoding.cc
4168 (insert_into_vector, read_from_pointer): Move template definitions to
4170 * attributes.cc: New file.
4171 * attributes.h: New file.
4172 * int_encoding.cc: New file.
4173 * int_encoding.h: New file.
4175 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4178 * incremental-dump.cc (dump_incremental_inputs): New.
4179 (main): Use dump_incremental_inputs.
4181 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4184 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4185 checking elfcpp::STT_FUNC.
4186 (Target_i386::Relocate::relocate): Likewise.
4187 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4189 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4190 symbols from shared libraries into normal FUNC symbols.
4192 * symtab.h (Symbol): Add is_func and use it.
4194 2009-12-05 Doug Kwan <dougkwan@google.com>
4196 * arm.cc (Target_arm::arm_info): Initialize new fields
4197 attributes_section and attributes_vendor.
4198 * i386.cc (Target_i386::i386_info): Same.
4199 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4200 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4201 fields attributes_section and attributes_vendor.
4202 * sparc.cc (Target_sparc::sparc_info): Same.
4203 * target.h (Target::attributes_section, Target::attributes_vendor,
4204 Target::is_attributes_section, Target::attribute_arg_type,
4205 Target::attributes_order): New method definitions.
4206 (Target::Target_info::attributes_section,
4207 Target::Target_info::attributes_vendor): New fields.
4208 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4209 virtual method definitions.
4210 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4211 attributes_section and attributes_vendor.
4212 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4214 2009-12-05 Doug Kwan <dougkwan@google.com>
4216 * arm.cc: Update comments about interworking and stub generation.
4217 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4218 considered as non-PIC.
4219 (Arm_relocate_functions::base_abs): Fix formatting.
4220 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4221 of function to use GOT entry address instead of offset.
4222 (Target_arm::Scan::global): Issue an error if a symbol would need a
4223 PLT does not get one because it is untyped. Remove code to create
4224 dynamic symbols for relative branches.
4225 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4226 takes unsigned integer instead of boolean.
4228 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4230 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4231 (two_file_test_LDADD): Likewise.
4232 (common_test_1_LDADD): Likewise.
4233 (exception_test_LDADD) Likewise.
4234 (weak_test_LDADD): Likewise.
4235 (many_sections_test_LDADD): Likewise.
4236 (initpri1_LDADD): Likewise.
4237 (script_test_1_LDADD): Likewise.
4238 (script_test_2_LDADD): Likewise.
4239 (justsyms_LDADD): Likewise.
4240 (binary_test_LDADD): Likewise.
4241 (large_LDADD): Likewise.
4242 * testsuite/Makefile.in: Regenerated.
4244 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4246 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4247 (Symbol_table::override_with_special): Likewise.
4248 (Symbol_table::add_from_object): Likewise.
4250 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4252 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4253 Don't set the data_offset twice.
4255 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4257 * testsuite/Makefile.in: Regenerate.
4259 2009-12-03 Doug Kwan <dougkwan@google.com>
4261 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4262 (Target_arm::do_finalize_sections): Add parameter for symbol table
4263 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4264 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4265 parameter for symbol table pointer.
4266 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4267 an additional parameter for a pointer to symbol table.
4268 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4269 parameter for a symbol table pointer.
4270 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4271 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4273 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4274 parameter for a symbol table pointer.
4276 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4278 * incremental.cc (Incremental_inputs_header)
4279 (Incremental_inputs_header_write, Incremental_inputs_entry)
4280 (Incremental_inputs_entry_write): Move ...
4281 * incremental.h (Incremental_inputs_header)
4282 (Incremental_inputs_header_write, Incremental_inputs_entry)
4283 (Incremental_inputs_entry_write): here.
4285 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4287 * incremental.cc (make_sized_incremental_binary): Set the target.
4288 Error if it is incompatible.
4289 * output.h (Output_file): Add filename method.
4291 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4293 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4294 from the get_* methods.
4296 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4298 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4299 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4300 Write 0 for the data_offset of scripts.
4302 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4304 * testsuite/Makefile.am: Add the incremental_test.sh test.
4305 * testsuite/incremental_test.sh: New.
4306 * testsuite/incremental_test_1.c: New.
4307 * testsuite/incremental_test_2.c: New.
4309 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4311 * incremental-dump.cc (main): Fix typos.
4313 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4316 * incremental-dump.cc (main): Use llu to print 64 bit values.
4318 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4319 H.J. Lu <hongjiu.lu@intel.com>
4321 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4323 (incremental_dump_LDADD): Likewise.
4324 * Makefile.in: Regenerated.
4326 2009-11-25 Doug Kwan <dougkwan@google.com>
4330 2009-11-25 Doug Kwan <dougkwan@google.com>
4332 * arm.cc (Target_arm::Target_arm): Move method definition
4333 outside of class definition. Add code to handle
4334 --target1-rel, --target1-abs and --target2= options.
4335 (Target_arm::get_reloc_reloc_type): Change method to be
4336 non-static and const.
4337 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4338 New data member declaration.
4339 (Target_arm::Scan::local, Target_arm::Scan::global,
4340 Target_arm::Relocate::relocate,
4341 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4342 Adjust call to Target_arm::get_real_reloc_type.
4343 (Target_arm::get_real_reloc_type): Use command line options
4344 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4345 * options.h (--target1-rel, --target1-abs, --target2): New
4348 2009-11-25 Doug Kwan <dougkwan@google.com>
4350 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4351 class definition. Add code to handle --target1-rel, --target1-abs
4352 and --target2= options.
4353 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4355 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4357 (Target_arm::Scan::local, Target_arm::Scan::global,
4358 Target_arm::Relocate::relocate,
4359 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4360 call to Target_arm::get_real_reloc_type.
4361 (Target_arm::get_real_reloc_type): Use command line options to
4362 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4363 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4366 2009-11-25 Doug Kwan <dougkwan@google.com>
4368 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4369 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4370 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4372 (Arm_relocate_functions::thm_call): Replace body with a call to
4373 Arm_relocate_functions::thumb_branch_common.
4374 (Arm_relocate_functions::thm_jump24,
4375 Arm_relocate_functions::thm_xpc22): New method definitions.
4376 (Arm_relocate_functions::thumb_branch_common): New method definition.
4377 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4379 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4380 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4382 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4384 * Makefile.am: Build incremental-dump
4385 * Makefile.in: Regenerate.
4386 * incremental-dump.cc: New.
4387 * incremental.cc (Incremental_inputs_header_data,
4388 Incremental_inputs_entry_data): Move to incremental.h
4389 * incremental.h: (Incremental_inputs_header_data,
4390 Incremental_inputs_entry_data): Move from incremental.cc
4392 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4394 * incremental.cc (Incremental_inputs_header,
4395 Incremental_inputs_header_write, Incremental_inputs_entry,
4396 Incremental_inputs_entry_write): Add a typedef with the data type.
4398 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4400 * incremental.cc (Incremental_inputs_header,
4401 Incremental_inputs_header_write, Incremental_inputs_entry,
4402 Incremental_inputs_entry_write): Update comment about which
4403 type has the filed descriptions.
4405 2009-11-15 Doug Kwan <dougkwan@google.com>
4407 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4408 (Arm_relocate_functions::arm_branch_common): Change method defintion
4409 in class definition to a method declaration and update list of formal
4411 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4412 Arm_relocation_functions::jump24): Adjust call to
4413 Arm_relocate_functions::arm_branch_common. Update list of formal
4415 (Arm_relocate_functions::xpc25): New method definition.
4416 (Arm_relocate_functions::arm_branch_common): Move method defintion
4417 out from class definition. Use stubs for mode-switching and extending
4419 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4420 specially. Change code to enable use of stubs in ARM branches.
4422 2009-11-10 Doug Kwan <dougkwan@google.com>
4424 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4425 in method declaration.
4426 (Target_arm::relocate_stub): New method declaration.
4427 (Target_arm::default_target): Change to return a pointer instead of
4429 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4430 Target_arm::default_target.
4431 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4433 (Target_arm::relocate_section): Adjust view.
4434 (Target_arm::relocate_stub): New method definition.
4436 2009-11-10 Doug Kwan <dougkwan@google.com>
4438 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4440 * incremental.cc (open_incremental_binary): Initialized local
4441 variables to avoid warnings.
4442 * object.cc (make_elf_object): Ditto.
4443 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4446 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4449 * testsuite/plugin_test.c: Include "config.h".
4451 2009-11-09 Doug Kwan <dougkwan@google.com>
4453 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4454 (arm_symbol_value): Remove.
4455 (Arm_relocate_functions::arm_branch_common,
4456 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4457 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4458 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4459 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4460 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4461 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4462 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4463 Arm_relocate_functions::thm_mobw_abs_nc,
4464 Arm_relocate_functions::thm_mov_abs,
4465 Arm_relocate_functions::movw_prel_nc,
4466 Arm_relocate_functions::thm_movt_abs,
4467 Arm_relocate_functions::movt_prel,
4468 Arm_relocate_functions::thm_movw_prel_nc,
4469 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4470 (Target_arm::Relocate::relocate): Only decompose address into two
4471 parts if relocation type uses the thumb-bit and pass the actual
4472 bit instead of a flag indicating that the thumb-bit is used. Adjust
4473 calls to methods in Arm_relocate_functions for this change.
4475 2009-11-08 Ian Lance Taylor <iant@google.com>
4478 * reloc.cc: Instantiate
4479 Sized_relobj::initialize_input_to_output_maps and
4480 Sized_relobj:free_input_to_output_maps.
4482 2009-11-06 Ian Lance Taylor <iant@google.com>
4485 * defstd.cc (in_segment): Set only_if_ref true for "end".
4487 2009-11-06 Doug Kwan <dougkwan@google.com>
4489 * arm.cc (class Reloc_stub): Correct a comment.
4490 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4491 (Target_arm::scan_section_for_stubs): New method declaration.
4492 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4493 Change methods from private to protected.
4494 (Target_arm::do_may_relax): New method definition.
4495 (Target_arm::do_relax, Target_arm::group_sections,
4496 Target_arm::scan_reloc_for_stub,
4497 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4498 (Target_arm::arm_input_section_map_): New data member declaration.
4499 (Target_arm::scan_reloc_for_stub,
4500 Target_arm::scan_reloc_section_for_stubs,
4501 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4502 Target_arm::do_relax): New method definitions.
4504 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4506 * configure.ac: Check for (struct stat)::st_mtim
4507 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4508 * config.in: Regenerate.
4509 * configure: Regenerate.
4511 2009-11-05 Ian Lance Taylor <iant@google.com>
4514 * output.cc (Output_segment::add_output_section): Add missing
4517 2009-11-04 Ian Lance Taylor <iant@google.com>
4520 * object.h (class Object): Add is_needed and set_is_needed
4521 methods. Add is_needed_ field. Make bool fields into bitfields.
4522 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4523 defined in a dynamic object and referenced by a regular object,
4524 set is_needed for the dynamic object.
4525 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4526 if the file is marked with as_needed and it is not needed.
4528 2009-11-04 Ian Lance Taylor <iant@google.com>
4531 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4532 tags if data is discarded by linker script.
4533 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4534 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4535 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4536 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4538 2009-11-04 Ian Lance Taylor <iant@google.com>
4540 * layout.cc (Layout::get_output_section): Add is_interp and
4541 is_dynamic_linker_section parameters. Change all callers.
4542 (Layout::choose_output_section): Likewise.
4543 (Layout::make_output_section): Likewise.
4544 (Layout::add_output_section_data): Add is_dynamic_linker_section
4545 parameter. Change all callers.
4546 * layout.h (class Layout): Update declarations.
4547 * output.h (class Output_section): Add is_interp, set_is_interp,
4548 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4549 Add is_interp_, is_dynamic_linker_section_ fields. Change
4550 generate_code_fills_at_write_ to a bitfield.
4551 * output.cc (Output_section::Output_sections): Initialize new
4553 (Output_segment::add_output_section): Add do_sort parameter.
4556 2009-11-03 Ian Lance Taylor <iant@google.com>
4559 * options.h (class General_options): Add --warn-common.
4560 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4561 merging two common symbols.
4562 (Symbol_table::should_override): Handle --warn-common when merging
4563 a common symbol with a defined symbol. Use report_resolve_problem
4564 for multiple definitions.
4565 (Symbol_table::report_resolve_problem): New function.
4566 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4568 2009-11-03 Doug Kwan <dougkwan@google.com>
4570 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4572 (Target_arm::stub_factory): New method definition.
4573 (Target_arm::new_arm_input_section,
4574 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4575 Target_arm::reloc_uses_thumb_bit): New method declarations.
4576 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4577 New type definitions.
4578 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4579 member declarations.
4580 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4581 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4582 New method definitions.
4584 2009-11-03 Ian Lance Taylor <iant@google.com>
4586 * options.h (class General_options): Add --warn_constructors.
4588 2009-11-03 Ian Lance Taylor <iant@google.com>
4591 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4592 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4594 2009-11-03 Ian Lance Taylor <iant@google.com>
4597 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4598 --msgid-bugs-address.
4599 (install-pdf): New target.
4600 (install-data_yes): Look up one directory to find mkinstalldirs.
4602 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4604 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4607 2009-10-30 Doug Kwan <dougkwan@google.com>
4609 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4611 2009-10-30 Doug Kwan <dougkwan@google.com>
4613 * arm.cc (Stub_addend_reader): New struct template definition
4614 and partial specializations.
4615 (Stub_addend_reader::operator()): New method definition for a
4616 partially specialized template.
4618 2009-10-30 Doug Kwan <dougkwan@google.com>
4620 * arm.cc (Arm_relobj::processor_specific_flags): New method
4622 (Arm_relobj::do_read_symbols): New method declaration.
4623 (Arm_relobj::processor_specific_flags_): New data member declaration.
4624 (Arm_dynobj): New class definition.
4625 (Target_arm::do_finalize_sections): Add input_objects parameter.
4626 (Target_arm::do_adjust_elf_header): New method declaration.
4627 (Target_arm::are_eabi_versions_compatible,
4628 (Target_arm::merge_processor_specific_flags): New method declaration.
4629 (Target_arm::do_make_elf_object): New overloaded method definitions
4631 (Arm_relobj::do_read_symbols): New method definition.
4632 (Arm_dynobj::do_read_symbols): Ditto.
4633 (Target_arm::do_finalize_sections): Add input_objects parameters.
4634 Merge processor-specific flags from all input objects.
4635 (Target_arm::are_eabi_versions_compatible,
4636 Target_arm::merge_processor_specific_flags,
4637 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4638 New method definitions.
4639 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4640 Input_objects pointer type parameter.
4641 * layout.cc (Layout::finalize): Pass input objects to target's.
4642 finalize_sections function.
4643 * output.cc (Output_file_header::do_sized_write): Set ELF file
4644 header's processor-specific flags.
4645 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4646 Input_objects pointer type parameter.
4647 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4648 * target.h (Input_objects): New forward class declaration.
4649 (Target::processor_specific_flags,
4650 Target::are_processor_specific_flags_sect): New method definitions.
4651 (Target::finalize_sections): Add input_objects parameter.
4652 (Target::Target): Initialize processor_specific_flags_ and
4653 are_processor_specific_flags_set_.
4654 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4656 (Target::set_processor_specific_flags): New method definition.
4657 (Target::processor_specific_flags_,
4658 Target::are_processor_specific_flags_set_): New data member
4660 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4661 Input_objects pointer type parameter.
4663 2009-10-30 Doug Kwan <dougkwan@google.com>
4665 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4667 2009-10-28 Ian Lance Taylor <iant@google.com>
4669 * object.h (class Relobj): Drop options parameter from
4670 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4671 do_scan_relocs, do_relocate. Change all callers.
4672 (class Sized_relobj): Drop options parameters from
4673 do_gc_process_relocs, do_scan_relocs, do_relocate,
4674 do_relocate_sections, relocate_sections, emit_relocs_scan,
4675 emit_relocs_scan_reltype. Change all callers.
4676 (struct Relocate_info): Remove options field and all references to
4678 * reloc.h (class Read_relocs): Remove options constructor
4679 parameter and options_ field. Change all callers.
4680 (class Gc_process_relocs, class Scan_relocs): Likewise.
4681 (class Relocate_task): Likewise.
4682 * target-reloc.h (scan_relocs): Remove options parameter. Change
4684 (scan_relocatable_relocs): Likewise.
4685 * target.h (class Sized_target): Remove options parameter from
4686 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4688 * gc.h (gc_process_relocs): Remove options parameter. Change all
4690 * arm.cc: Update functions to remove options parameters.
4691 * i386.cc: Likewise.
4692 * powerpc.cc: Likewise.
4693 * sparc.cc: Likewise.
4694 * x86_64.cc: Likewise.
4695 * testsuite/testfile.cc: Likewise.
4697 2009-10-28 Doug Kwan <dougkwan@google.com>
4699 * arm.cc (Arm_relobj): New class definition.
4700 (Arm_relobj::scan_sections_for_stubs,
4701 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4702 New method definitions.
4704 2009-10-28 Cary Coutant <ccoutant@google.com>
4706 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4707 (Plugin::cleanup_done_): New member.
4708 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4709 (Plugin_manager::cleanup_done_): Remove.
4710 (Plugin_manager::add_input_file): Edit error message.
4711 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4712 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4714 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4716 * fileread.cc: (File_read::View::~View): Use the new
4717 data_ownership_ filed.
4718 (File_read::~File_read): Dispose the new whole_file_view_.
4719 (File_read::open): Mmap the whole file if needed.
4720 (File_read::open): Use whole_file_view_ instead of contents_.
4721 (File_read::find_view): Use whole_file_view_ if applicable.
4722 (File_read::do_read): Use whole_file_view_ instead of contents_.
4723 (File_read::make_view): Use whole_file_view_ instead of contents_,
4724 update File_read::View::View call.
4725 (File_read::find_or_make_view): Update File_read::View::View
4727 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4729 (File_read::View::Data_ownership): New enum.
4730 (File_read::View::View): Replace bool mapped_ with Data_ownership
4732 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4733 (File_read::View::data_ownership_): New field.
4734 (File_read::contents_): Remove (replaced by whole_file_view_).
4735 (File_read::whole_file_view_): New field.
4736 * options.h (class General_options): Add --keep-files-mapped.
4738 2009-10-27 Cary Coutant <ccoutant@google.com>
4740 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4741 * testsuite/Makefile.am (plugin_test_5): New test case.
4742 * testsuite/Makefile.in: Regenerate.
4744 2009-10-25 Doug Kwan <dougkwan@google.com>
4746 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4747 from private to protected to allow access by child class.
4748 (Sized_relobj::do_relocate_sections): New method declaration.
4749 (Sized_relobj::relocate_sections): Virtualize.
4750 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4751 Sized_relobj::relocate_sections. Instantiate template explicitly
4752 for different target sizes and endianity.
4754 2009-10-24 Doug Kwan <dougkwan@google.com>
4756 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4757 (Arm_input_section::as_arm_input_section): New method.
4758 (Arm_output_section): New class definition.
4759 (Arm_output_section::create_stub_group,
4760 Arm_output_section::group_sections): New method definitions.
4762 2009-10-22 Doug Kwan <dougkwan@google.com>
4764 * arm.cc (Arm_input_section): New class definition.
4765 (Arm_input_section::init, Arm_input_section:do_write,
4766 Arm_input_section::set_final_data_size,
4767 Arm_input_section::do_reset_address_and_file_offset): New method
4770 2009-10-21 Doug Kwan <dougkwan@google.com>
4772 * arm.cc (Stub_table, Arm_input_section): New forward class
4774 (Stub_table): New class defintion.
4775 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4776 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4777 New method definition.
4779 2009-10-21 Doug Kwan <dougkwan@google.com>
4781 * arm.cc: Update copyright comments.
4782 (Target_arm): New forward class template declaration.
4783 (Arm_address): New type.
4784 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4785 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4786 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4788 (Insn_template): Same.
4789 (DEF_STUBS): New macro.
4790 (Stub_type): New enum type.
4791 (Stub_template): New class definition.
4794 (Stub_factory): Same.
4795 (Target_arm::Target_arm): Initialize may_use_blx_ and
4796 should_force_pic_veneer_.
4797 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4798 Target_arm::should_force_pic_veneer,
4799 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4800 Target_arm::using_thumb_only, Target_arm:;default_target): New
4802 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4803 New data member declarations.
4804 (Insn_template::size, Insn_template::alignment): New method defintions.
4805 (Stub_template::Stub_template): New method definition.
4806 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4807 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4808 (Stub_factory::Stub_factory): New method definition.
4809 * gold.h (string_hash): New template.
4810 * output.h (Input_section_specifier::hash_value): Use
4812 (Input_section_specifier::string_hash): Remove.
4813 * stringpool.cc (Stringpool_template::string_hash): Use
4816 2009-10-20 Doug Kwan <dougkwan@google.com>
4818 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4819 symbols of relaxed input sections.
4820 * output.h (Output_section::find_relaxed_input_section): Make
4823 2009-10-16 Doug Kwan <dougkwan@google.com>
4825 * dynobj.cc (Versions::Versions): Initialize version_script_.
4826 Only insert base version symbol definition for a shared object
4827 if version script defines any version versions.
4828 (Versions::define_base_version): New method definition.
4829 (Versions::add_def): Check that base version is not needed.
4830 (Versions::add_need): Define base version lazily.
4831 * dynobj.h (Versions::define_base_version): New method declaration.
4832 (Versions::needs_base_version_): New data member declaration.
4833 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4834 (check_DATA): Add no_version_test.stdout.
4835 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4837 * testsuite/Makefile.in: Regenerate.
4838 * testsuite/no_version_test.c: New file.
4839 * testsuite/no_version_test.sh: Ditto.
4841 2009-10-16 Doug Kwan <dougkwan@google.com>
4843 * expression.cc (class Segment_start_expression): New class definition.
4844 (Segment_start_expression::value): New method definition.
4845 (script_exp_function_segment_start): Return a new
4846 Segment_start_expression.
4847 * gold/script-c.h (script_saw_segment_start_expression): New function
4849 * script-sections.cc (Script_sections::Script_sections): Initialize
4850 SAW_SEGMENT_START_EXPRESSION_ to false.
4851 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4852 and -Tbbs options to specify section addresses if given in
4853 command line and no SEGMENT_START expression is seen in a script.
4854 * script-sections.h (Script_sections::saw_segment_start_expression,
4855 Script_sections::set_saw_segment_start_expression): New method
4857 (Script_sections::saw_segment_start_expression_): New data member
4859 * script.cc (script_saw_segment_start_expression): New function.
4860 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4861 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4862 script_test_7.sh and script_test_8.sh.
4863 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4864 script_test_8.stdout.
4865 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4866 (script_test_6, script_test_6.stdout, script_test_7,
4867 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4868 * Makefile.in: Regenerate.
4869 * testsuite/script_test_6.sh: New file.
4870 * testsuite/script_test_6.t: Same.
4871 * testsuite/script_test_7.sh: Same.
4872 * testsuite/script_test_7.t: Same.
4873 * testsuite/script_test_8.sh: Same.
4875 2009-10-16 Doug Kwan <dougkwan@google.com>
4877 * output.cc (Output_segment::set_section_list_address): Cast
4878 expressions to unsigned long long type to avoid format warnings.
4880 2009-10-15 Ian Lance Taylor <iant@google.com>
4882 * script.cc (Script_options::add_symbol_assignment): Always add a
4883 dot assignment to script_sections_.
4884 * script-sections.cc (Script_sections::add_dot_assignment):
4885 Initialize if necessary.
4887 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4888 program headers with no load segment if there is a linker script.
4890 * layout.cc (Layout::set_segment_offsets): Align the file offset
4891 to the segment aligment for -N or -n with no load segment.
4892 * output.cc (Output_segment::add_output_section): Don't crash if
4893 the first section is a TLS section.
4894 (Output_segment::set_section_list_addresses): Print an error
4895 message if the address moves backward in a linker script.
4896 * script-sections.cc
4897 (Output_section_element_input::set_section_addresses): Don't
4898 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4899 (Orphan_output_section::set_section_addresses): Likewise.
4901 2009-10-15 Doug Kwan <dougkwan@google.com>
4903 * layout.cc (Layout::finish_dynamic_section): Generate tags
4904 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4905 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4906 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4908 2009-10-14 Ian Lance Taylor <iant@google.com>
4910 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4912 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4913 data_shdr fields of relinfo.
4914 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4915 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4916 R_386_TLS_LDO_32, adjust based on section flags.
4917 (Target_i386::Relocate::fix_up_ldo): Remove.
4919 2009-10-13 Ian Lance Taylor <iant@google.com>
4921 Add support for -pie.
4922 * options.h (class General_options): Add -pie and
4924 (General_options::output_is_position_independent): Test -pie.
4925 (General_options::output_is_executable): Return true if not shared
4926 and not relocatable.
4927 (General_options::output_is_pie): Remove.
4928 * options.cc (General_options::finalize): Reject incompatible uses
4930 * gold.cc (queue_middle_tasks): A -pie link is not static.
4931 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4932 * symtab.cc (Symbol::final_value_is_known): Return false if
4933 output_is_position_independent.
4934 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4935 output_is_position_independent.
4936 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4937 output_is_position_independent.
4938 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4939 output_is_position_independent.
4940 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4942 (basic_pie_test.o, basic_pie_test): New targets.
4943 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4944 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4945 (two_file_pie_test): New target.
4946 * testsuite/Makefile.in: Rebuild.
4947 * README: Remove note saying that -pie is not supported.
4949 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4951 * options.h (class General_options): Add -init and -fini.
4952 * layout.cc (Layout::finish_dynamic_section): Emit
4953 given init and fini functions.
4955 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4957 * gc.h (gc_process_relocs): Check if icf is enabled using new
4959 * gold.cc (queue_initial_tasks): Likewise.
4960 (queue_middle_tasks): Likewise.
4961 * object.cc (do_layout): Likewise.
4962 * symtab.cc (is_section_folded): Likewise.
4963 * main.cc (main): Likewise.
4964 * reloc.cc (Read_relocs::run): Likewise.
4965 (Sized_relobj::do_scan_relocs): Likewise.
4966 * icf.cc (is_function_ctor_or_dtor): New function.
4967 (Icf::find_identical_sections): Check if function is ctor or dtor when
4969 * options.h (General_options::icf): Change option to be an enum.
4970 (Icf_status): New enum.
4971 (icf_enabled): New method.
4972 (icf_safe_folding): New method.
4973 (set_icf_status): New method.
4974 (icf_status_): New variable.
4975 * (options.cc) (General_options::finalize): Set icf_status_.
4976 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4977 icf_test and icf_keep_unique_test to use the --icf enum flag.
4978 * testsuite/icf_safe_test.sh: New file.
4979 * testsuite/icf_safe_test.cc: New file.
4981 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4983 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4984 includes to gc.h and icf.h.
4985 * arm.cc: Include gc.h.
4986 * gold.cc: Likewise.
4987 * i386.cc: Likewise.
4988 * powerpc.cc: Likewise.
4989 * sparc.cc: Likewise.
4990 * x86_64.cc: Likewise.
4991 * gc.h: Include icf.h.
4993 2009-10-11 Ian Lance Taylor <iant@google.com>
4995 * plugin.cc: Include "gold.h" before other header files.
4997 2009-10-10 Chris Demetriou <cgd@google.com>
4999 * options.h (Input_file_argument::Input_file_type): New enum.
5000 (Input_file_argument::is_lib_): Replace with...
5001 (Input_file_argument::type_): New member.
5002 (Input_file_argument::Input_file_argument): Take Input_file_type
5003 'type' rather than boolean 'is_lib' as second argument.
5004 (Input_file_argument::is_lib): Use type_.
5005 (Input_file_argument::is_searched_file): New function.
5006 (Input_file_argument::may_need_search): Handle is_searched_file.
5007 * options.cc (General_options::parse_library): Support -l:filename.
5008 (General_options::parse_just_symbols): Update for Input_file_argument
5010 (Command_line::process): Likewise.
5011 * archive.cc (Archive::get_file_and_offset): Likewise.
5012 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5013 * script.cc (read_script_file, script_add_file): Likewise.
5014 * fileread.cc (Input_file::Input_file): Likewise.
5015 (Input_file::will_search_for): Handle is_searched_file.
5016 (Input_file::open): Likewise.
5017 * readsyms.cc (Read_symbols::get_name): Likewise.
5018 * testsuite/Makefile.am (searched_file_test): New test.
5019 * testsuite/Makefile.in: Regenerate.
5020 * testsuite/searched_file_test.cc: New file.
5021 * testsuite/searched_file_test_lib.cc: New file.
5023 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5024 Ian Lance Taylor <iant@google.com>
5026 * descriptor.cc: Include <cstdio> and "binary-io.h".
5027 (Descriptors::open): Open the files in binary mode always.
5028 * script.cc (Lex::get_token): Treat \r as whitespace.
5030 2009-10-09 Ian Lance Taylor <iant@google.com>
5032 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5034 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5035 Ian Lance Taylor <iant@google.com>
5037 * configure.ac: Check for readv function also.
5038 * fileread.cc (readv): Define if not HAVE_READV.
5039 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5041 * config.in: Regenerate.
5042 * configure: Regenerate.
5044 2009-10-09 Doug Kwan <dougkwan@google.com>
5046 * layout.cc (Layout::make_output_section): Call target hook to make
5047 ordinary output section.
5048 (Layout::finalize): Adjust parameter list of call the
5049 Target::may_relax().
5050 * layout.h (class Layout::section_list): New method.
5051 * merge.h (Output_merge_base::entsize): Change visibility to public.
5052 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5054 (Output_merge_string::do_is_string): New method.
5055 * object.cc (Sized_relobj::do_setup): renamed from
5056 Sized_relobj::set_up.
5057 * object.h (Sized_relobj::adjust_shndx,
5058 Sized_relobj::initializ_input_to_output_maps,
5059 Sized_relobj::free_input_to_output_maps): Change visibilities to
5061 (Sized_relobj::setup): Virtualize.
5062 (Sized_relobj::do_setup): New method declaration.
5063 (Sized_relobj::invalidate_section_offset,
5064 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5065 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5066 * options.cc (parse_int): New function.
5067 * options.h (parse_int): New declaration.
5068 (DEFINE_int): New macro.
5069 (stub_group_size): New option.
5070 * output.cc (Output_section::Output_section): Initialize memebers
5071 merge_section_map_, merge_section_by_properties_map_,
5072 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5073 (Output_section::add_input_section): Handled deferred code-fill
5074 generation and remove an old comment.
5075 (Output_section::add_relaxed_input_section): New method definition.
5076 (Output_section::add_merge_input_section): Use merge section by
5077 properties map to speed to search. Update merge section maps
5079 (Output_section::build_relaxation_map): New method definition.
5080 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5082 (Output_section::relax_input_section): Renamed to
5083 Output_section::convert_input_sections_to_relaxed_sections and change
5084 interface to take a vector of pointers to relaxed sections.
5085 (Output_section::find_merge_section,
5086 Output_section::find_relaxed_input_section): New method definitions.
5087 (Output_section::is_input_address_mapped,
5088 Output_section::output_offset, Output_section::output_address):
5089 Use output section data maps to speed up searching.
5090 (Output_section::find_starting_output_address): Add comments.
5091 (Output_section::do_write,
5092 Output_section::write_to_postprocessing_buffer): Do code-fill
5093 generation as appropriate.
5094 (Output_section::get_input_sections): Invalidate relaxed input section
5096 (Output_section::restore_states): Adjust type of checkpoint .
5097 Invalidate relaxed input section map.
5098 * output.h (Output_merge_base): New class declaration.
5099 (Input_section_specifier): New class defintion.
5100 (class Output_relaxed_input_section) Change base class to
5101 Output_section_data_build.
5102 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5103 base class initializer.
5104 (Output_section::add_relaxed_input_section): New method declaration.
5105 (Output_section::Input_section): Change visibility to protected.
5106 (Output_section::Input_section::relobj,
5107 Output_section::Input_section::shndx): Handle relaxed input sections.
5108 Output_section::input_sections) Change visibility to protected. Also
5109 define overload to return a non-const pointer.
5110 (Output_section::Merge_section_properties): New class defintion.
5111 (Output_section::Merge_section_by_properties_map,
5112 Output_section::Output_section_data_by_input_section_map,
5113 Output_section::Relaxation_map): New types.
5114 (Output_section::relax_input_section): Rename method to
5115 Output_section::convert_input_sections_to_relaxed_sections and change
5116 interface to take a vector of relaxed section pointers.
5117 (Output_section::find_merge_section,
5118 Output_section::find_relaxed_input_section,
5119 Output_section::build_relaxation_map,
5120 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5121 New method declarations.
5122 (Output_section::merge_section_map_
5123 Output_section::merge_section_by_properties_map_,
5124 Output_section::relaxed_input_section_map_,
5125 Output_section::is_relaxed_input_section_map_valid_,
5126 Output_section::generate_code_fills_at_write_): New data members.
5127 * script-sections.cc
5128 (Output_section_element_input::set_section_addresses): Call
5129 current_data_size and addralign methods of relaxed input sections.
5130 (Orphan_output_section::set_section_addresses): Call current_data_size
5131 and addralign methods of relaxed input sections.
5132 * symtab.cc (Symbol_table::compute_final_value): Extract template
5133 from the body of Symbol_table::sized_finalize_symbol.
5134 (Symbol_table::sized_finalized_symbol): Call
5135 Symbol_table::compute_final_value.
5136 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5137 (Symbol_table::compute_final_value): New templated method declaration.
5138 * target.cc (Target::do_make_output_section): New method defintion.
5139 * target.h (Target::make_output_section): New method declaration.
5140 (Target::relax): Add more parameters for input objects, symbol table
5141 and layout. Adjust call to do_relax.
5142 (Target::do_make_output_section): New method declaration.
5143 (Target::do_relax): Add parameters for input objects, symbol table
5146 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5148 * pread.c: Include stdio.h.
5150 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5152 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5155 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5157 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5158 Change read_shndx type to unsigned int.
5159 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5161 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5162 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5163 Change read_shndx type to unsigned int.
5164 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5166 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5167 * layout.cc (Layout::create_symtab_sections): Cast the result of
5168 local_symcount * symsize to off_t in the gold_assert.
5170 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5172 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5173 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5175 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5176 (Arm_relocate_functions::thm_abs5): New function.
5177 (Arm_relocate_functions::abs12): New function.
5178 (Arm_relocate_functions::abs16): New function.
5179 (Arm_relocate_functions::base_abs): New function.
5180 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5181 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5182 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5184 (Scan::global): Likewise.
5185 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5186 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5187 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5188 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5191 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5193 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5194 (Arm_relocate_functions::movt_prel): New function.
5195 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5196 (Arm_relocate_functions::thm_movt_prel): New function.
5197 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5198 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5199 (Scan::global, Relocate::relocate): Likewise.
5200 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5202 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5204 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5205 Incremental_checker.
5206 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5208 (class Incremental_inputs_header): New class.
5209 (Incremental_inputs_header_writer): Edit comment.
5210 (Incremental_inputs_entry): New class.
5211 (Incremental_inputs_entry_writer): Edit comment.
5212 (Sized_incremental_binary::do_find_incremental_inputs_section):
5213 Add *strtab_shndx parameter, fill it.
5214 (Sized_incremental_binary::do_check_inputs): New method.
5215 (Incremental_checker::can_incrementally_link_output_file): Use
5216 Sized_incremental_binary::check_inputs.
5217 (Incremental_inputs::report_command_line): Save command line in
5220 (Incremental_binary::find_incremental_inputs_section): New
5222 (Incremental_binary::do_find_incremental_inputs_section): Add
5223 strtab_shndx parameter.
5224 (Incremental_binary::do_check_inputs): New pure virtual method.
5225 (Sized_incremental_binary::do_check_inputs): Declare.
5226 (Incremental_checker::Incremental_checker): Add incremental_inputs
5227 parameter, use it to initialize incremental_inputs_.
5228 (Incremental_checker::incremental_inputs_): New field.
5229 (Incremental_checker::command_line): New method.
5230 (Incremental_checker::inputs): New method.
5231 (Incremental_checker::command_line_): New field.
5233 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5235 * incremental.cc: Include <cstdarg> and "target-select.h".
5236 (vexplain_no_incremental): New function.
5237 (explain_no_incremental): New function.
5238 (Incremental_binary::error): New method.
5239 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5241 (make_sized_incremental_binary): New function.
5242 (open_incremental_binary): New function.
5243 (can_incrementally_link_file): Add checks if output is ELF and has
5245 * incremental.h: Include "elfcpp_file.h" and "output.h".
5246 (Incremental_binary): New class.
5247 (Sized_incremental_binary): New class.
5248 (open_incremental_binary): Declare.
5249 * object.cc (is_elf_object): Use
5250 elfcpp::Elf_recognizer::is_elf_file.
5251 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5252 * output.h (Output_file::filesize): New method.
5254 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5256 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5258 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5259 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5261 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5263 (Arm_relocate_functions::movw_abs_nc): New function.
5264 (Arm_relocate_functions::movt_abs): New function.
5265 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5266 (Arm_relocate_functions::thm_movt_abs): New function.
5267 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5268 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5269 (Scan::global): Likewise.
5270 (Relocate::relocate): Likewise.
5271 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5273 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5275 * arm.cc (Arm_relocate_functions::got_prel) New function.
5276 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5277 (Relocate::relocate): Likewise.
5278 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5280 2009-10-06 Ian Lance Taylor <iant@google.com>
5282 * options.h (class General_options): Define
5283 split_stack_adjust_size parameter.
5284 * object.h (class Object): Add uses_split_stack_ and
5285 has_no_split_stack_ fields. Add uses_split_stack and
5286 has_no_split_stack accessor functions. Declare
5287 handle_split_stack_section.
5288 (class Reloc_symbol_changes): Define.
5289 (class Sized_relobj): Define Function_offsets. Declare
5290 split_stack_adjust, split_stack_adjust_reltype, and
5292 * object.cc (Object::handle_split_stack_section): New function.
5293 (Sized_relobj::do_layout): Call handle_split_stack_section.
5294 * dynobj.cc (Sized_dynobj::do_layout): Call
5295 handle_split_stack_section.
5296 * reloc.cc (Sized_relobj::relocate_sections): Call
5297 split_stack_adjust for executable sections in split_stack
5298 objects. Pass reloc_map to relocate_section.
5299 (Sized_relobj::split_stack_adjust): New function.
5300 (Sized_relobj::split_stack_adjust_reltype): New function.
5301 (Sized_relobj::find_functions): New function.
5302 * target-reloc.h: Include "object.h".
5303 (relocate_section): Add reloc_symbol_changes parameter. Change
5305 * target.h (class Target): Add calls_non_split method. Declare
5306 do_calls_non_split virtual method. Declare match_view and
5308 * target.cc: Include "elfcpp.h".
5309 (Target::do_calls_non_split): New function.
5310 (Target::match_view): New function.
5311 (Target::set_view_to_nop): New function.
5312 * gold.cc (queue_middle_tasks): Give an error if mixing
5313 split-stack and non-split-stack objects with -r.
5314 * i386.cc (Target_i386::relocate_section): Add
5315 reloc_symbol_changes parameter.
5316 (Target_i386::do_calls_non_split): New function.
5317 * x86_64.cc (Target_x86_64::relocate_section): Add
5318 reloc_symbol_changes parameter.
5319 (Target_x86_64::do_calls_non_split): New function.
5320 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5322 * powerpc.cc (Target_powerpc::relocate_section): Add
5323 reloc_symbol_changes parameter.
5324 * sparc.cc (Target_sparc::relocate_section): Add
5325 reloc_symbol_changes parameter.
5326 * configure.ac: Call AM_CONDITIONAL for the default target.
5327 * configure: Rebuild.
5328 * testsuite/Makefile.am (TEST_AS): New variable.
5329 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5330 (check_DATA): Add split_i386 and split_x86_64 files.
5331 (SPLIT_DEFSYMS): Define.
5332 (split_i386_[1234n].o): New targets.
5333 (split_i386_[124]): New targets.
5334 (split_i386_[1234r].stdout): New targets.
5335 (split_x86_64_[1234n].o): New targets.
5336 (split_x86_64_[124]): New targets.
5337 (split_x86_64_[1234r].stdout): New targets.
5338 (MOSTLYCLEANFILES): Add new executables.
5339 * testsuite/split_i386.sh: New file.
5340 * testsuite/split_x86_64.sh: New file.
5341 * testsuite/split_i386_1.s: New file.
5342 * testsuite/split_i386_2.s: New file.
5343 * testsuite/split_i386_3.s: New file.
5344 * testsuite/split_i386_4.s: New file.
5345 * testsuite/split_i386_n.s: New file.
5346 * testsuite/split_x86_64_1.s: New file.
5347 * testsuite/split_x86_64_2.s: New file.
5348 * testsuite/split_x86_64_3.s: New file.
5349 * testsuite/split_x86_64_4.s: New file.
5350 * testsuite/split_x86_64_n.s: New file.
5351 * testsuite/testfile.cc (Target_test): Update relocation_section
5353 * testsuite/Makefile.in: Rebuild.
5355 2009-10-06 Ian Lance Taylor <iant@google.com>
5357 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5358 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5359 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5360 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5361 the address on ldo_addrs_.
5362 (Target_i386::Relocate::fix_up_ldo): New function.
5364 2009-10-06 Rafael Espindola <espindola@google.com>
5366 * plugin.cc (add_input_library): New.
5367 (Plugin::load): Add add_input_library to tv.
5368 (Plugin_manager::add_input_file): Add the is_lib argument.
5369 (add_input_file): Update call to Plugin_manager::add_input_file.
5370 (add_input_library): New.
5371 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5373 2009-09-30 Doug Kwan <dougkwan@google.com>
5375 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5376 symbol and call Symbol::may_need_copy_reloc to determine if
5377 a copy reloc is needed.
5378 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5379 nocopyreloc is given in command line.
5380 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5381 given in command line.
5382 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5383 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5384 of the removed Target_i386::may_need_copy_reloc.
5385 * options.h (copyreloc): New option with default value false.
5386 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5387 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5388 instead of the removed Target_powerpc::may_need_copy_reloc.
5389 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5390 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5391 instead of the removed Target_sparc::may_need_copy_reloc.
5392 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5393 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5394 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5395 instead of the removed Target_x86_64::may_need_copy_reloc.
5397 2009-09-30 Ian Lance Taylor <iant@google.com>
5399 * object.h (class Object): Remove target_ field, and target,
5400 sized_target, and set_target methods.
5401 (Object::sized_target): Remove.
5402 (class Sized_relobj): Update declarations. Remove sized_target.
5403 * object.cc (Sized_relobj::setup): Remove target parameter.
5405 (Input_objects::add_object): Don't do anything with the target.
5406 (make_elf_sized_object): Add punconfigured parameter. Change all
5407 callers. Set or test parameter target.
5408 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5410 * parameters.cc (Parameters::set_target): Change parameter type to
5412 (Parameters::default_target): Remove.
5413 (set_parameters_target): Change parameter type to be non-const.
5414 (parameters_force_valid_target): New function.
5415 (parameters_clear_target): New function.
5416 * parameters.h (class Parameters): Update declarations. Remove
5417 default_target method. Add sized_target and clear_target
5418 methods. Change target_ to be non-const.
5419 (set_parameters_target): Update declaration.
5420 (parameters_force_valid_target): Declare.
5421 (parameters_clear_target): Declare.
5422 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5423 as NULL if we aren't searching.
5424 (Add_symbols::run): Don't check for compatible target.
5425 * fileread.cc (Input_file::open_binary): Call
5426 parameters_force_valid_target.
5427 * gold.cc (queue_middle_tasks): Likewise.
5428 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5429 set_target on object.
5430 * dynobj.h (class Sized_dynobj): Update declarations.
5431 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5432 make_elf_object returns NULL.
5433 (Archive::include_member): Don't check whether object target is
5435 * output.cc (Output_section::add_input_section): Get target from
5437 (Output_section::relax_input_section): Likewise.
5438 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5440 (Sized_relobj::do_scan_relocs): Likewise.
5441 (Sized_relobj::relocate_sections): Likewise.
5442 * resolve.cc (Symbol_table::resolve): Likewise.
5443 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5444 parameter. Change all callers.
5445 (Symbol_table::add_from_object): Get target from parameters.
5446 (Symbol_table::add_from_relobj): Don't check object target.
5447 (Symbol_table::add_from_dynobj): Likewise.
5448 (Symbol_table::define_special_symbol): Get target from
5450 * symtab.h (class Symbol_table): Update declaration.
5451 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5452 parameter. Change all callers. Clear parameter target.
5453 (Binary_test): Test target here.
5454 * testsuite/object_unittest.cc (gold_testsuite): Remove
5455 target_test_pointer parameter. Change all callers.
5456 (Object_test): Test target here.
5458 2009-09-26 Ian Lance Taylor <iant@google.com>
5460 * testsuite/initpri1.c: Don't try to use constructor priorities if
5461 compiling with gcc before 4.3.
5463 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5465 * testsuite/retain_symbols_file_test.sh (check_present): Change
5466 output file name to retain_symbols_file_test.stdout.
5467 (check_absent): Likewise.
5469 2009-09-18 Craig Silverstein <csilvers@google.com>
5471 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5472 * options.cc: Include <cerrno> and <fstream>.
5473 (General_options::finalize): Parse -retain-symbols-file tag.
5474 * options.h: New flag.
5475 (General_options): New method should_retain_symbol, new
5476 variable symbols_to_retain.
5477 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5478 should_retain_symbol map.
5479 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5480 * testsuite/Makefile.in: Regenerate.
5481 * testsuite/retain_symbols_file_test.sh: New file.
5483 2009-09-18 Nick Clifton <nickc@redhat.com>
5485 * po/es.po: Updated Spanish translation.
5487 2009-09-17 Doug Kwan <dougkwan@google.com>
5489 * debug.h (DEBUG_RELAXATION): New constant.
5490 (DEBUG_ALL): Add DEBUG_RELAXATION.
5491 (debug_string_to_enum): Add relaxation debug option.
5493 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5494 Layout::Relaxation_debug_check::read_sections,
5495 Layout::Relaxation_debug_check::read_sections): New method definitions.
5496 (Layout::Layout): Initialize data members
5497 record_output_section_data_from_scrips_,
5498 script_output_section_data_list_ and relaxation_debug_check_.
5499 (Layout::save_segments, Layout::restore_segments,
5500 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5501 Layout::relaxation_loop_body): New method definitions.
5502 (Layout::finalize): Support relaxation. Move section layout code to
5503 Layout::relaxation_loop_body.
5504 (Layout::set_asection_address_from_script): Move code for orphan
5505 section placement out.
5506 (Layout::place_orphan_sections_in_script): New method definition.
5507 * layout.h (Output_segment_headers, Output_file_header):
5508 New forward class declarations.
5509 (Layout::~Layout): Define.
5510 (Layout::new_output_section_data_from_script): New method definition.
5511 (Layout::place_orphan_sections_in_script): New method declaration.
5512 (Layout::Segment_states): New type declaration.
5513 (Layout::save_segments, Layout::restore_segments,
5514 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5515 Layout::relaxation_loop_body): New method declarations.
5516 (Layout::Output_section_data_list): New type declaration.
5517 (Layout::Relaxation_debug_check): New class definition.
5518 (Layout::record_output_section_data_from_script_,
5519 Layout::script_output_section_data_list_, Layout::segment_states_,
5520 Layout::relaxation_debug_check_): New data members.
5521 * output.cc: (Output_section_headers::do_size): New method definition.
5522 (Output_section_headers::Output_section_headers): Move size
5523 computation to Output_section_headers::do_size.
5524 (Output_segment_headers::do_size): New method definition.
5525 (Output_file_header::Output_file_header): Move size computation to
5526 Output_file_header::do_size and call it.
5527 (Output_file_header::do_size): New method definition.
5528 (Output_data_group::Output_data_group): Adjust call to
5529 Output_section_data.
5530 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5531 (Output_symtab_xindex::do_write): Add array bound check.
5532 (Output_section::Input_section::print_to_mapfile): Handle
5533 RELAXED_INPUT_SECTION_CODE.
5534 (Output_section::Output_section): Initialize data member checkpoint_.
5535 (Output_section::~Output_section): Delete checkpoint object pointed
5537 (Output_section::add_input_section): Always add an Input_section if
5539 (Output_section::add_merge_input_section): Add assert.
5540 (Output_section::relax_input_section): New method definition.
5541 (Output_section::set_final_data_size): Set load address to zero for
5542 an unallocated section.
5543 (Output_section::do_address_and_file_offset_have_reset_values):
5544 New method definition.
5545 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5546 Handle relaxed input section.
5547 (Output_section::sort_attached_input_sections): Checkpoint input
5548 section list lazily.
5549 (Output_section::get_input_sections): Change type of input_sections to
5550 list of Simple_input_section pointers. Checkpoint input section list
5551 lazily. Also handle relaxed input sections.
5552 (Output_section::add_input_section_for_script): Take a reference to
5553 a Simple_input_section object instead of Relobj pointer and section
5554 index as parameter. Handle relaxed input sections.
5555 (Output_section::save_states, Output_section::restore_states): New
5557 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5558 (Output_data::is_data_size_fixed): New method definition.
5559 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5561 (Output_data::address_and_file_offset_have_reset_values): New method
5563 (Output_data::do_address_and_file_offset_have_reset_values): New method
5565 (Output_data::set_data_size): Check that data size is not fixed.
5566 (Output_data::fix_data_size): New method definition.
5567 (Output_data::is_data_size_fixed_): New data member.
5568 (Output_section_headers::set_final_data_size): New method definition.
5569 (Output_section_headers::do_size): New method declaration.
5570 (Output_segment_headers::set_final_data_size): New method definition.
5571 (Output_segment_headers::do_size): New method declaration.
5572 (Output_file_header::set_final_data_size)::New method definition.
5573 (Output_file_header::do_size)::New method declaration.
5574 (Output_section_data::Output_section_data): Add new parameter
5575 is_data_size_fixed and use it to fix data size.
5576 (Output_data_const::Output_data_const): Adjust call to base class
5577 constructor and fix data size.
5578 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5579 base class constructor and fix data size.
5580 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5581 base class constructor and fix data size.
5582 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5583 class constructor and fix data size.
5584 (Output_data_group::set_final_data_size): New method definition.
5585 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5586 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5587 class constructor and fix data size.
5588 (Output_relaxed_input_section): New class definition.
5589 (Output_section::Simple_input_section): New class definition.
5590 (Output_section::get_input_sections): Adjust parameter list.
5591 (Output_section::add_input_section_for_script): Same.
5592 (Output_section::save_states, Output_section::restore_states,
5593 Output_section::do_address_and_file_offset_have_reset_values,
5594 (Output_section::Input_section::Input_section): Handle
5595 RELAXED_INPUT_SECTION_CODE. Add new overload for
5596 Output_relaxed_input_section.
5597 (Output_section::Input_section::is_input_section,
5598 Output_section::Input_section::set_output_section): Handle relaxed
5600 (Output_section::Input_section::is_relaxed_input_section,
5601 Output_section::Input_section::output_section_data,
5602 Output_section::Input_section::relaxed_input_section): New method
5604 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5606 (Output_section::Input_section::u1_): Update comments.
5607 (Output_section::Input_section::u2_): Add new union member poris.
5608 (Output_section::Checkpoint_output_section): New classs definition.
5609 (Output_section::relax_input_section): New method declaration.
5610 (Output_section::checkpoint_): New data member.
5611 (Output_segment): Update comments.
5612 (Output_segment::Output_segment): Un-privatize copy constructor.
5613 (Output_segment::operator=): Un-privatize.
5614 * script-sections.cc (Output_section_element::Input_section_list):
5615 Change element type to Output_section::Simple_input_section.
5616 (Output_section_element_dot_assignment::set_section_addresses):
5617 Register output section data for relaxation clean up.
5618 (Output_data_exression::Output_data_expression): Adjust call to base
5619 constructor to fix data size.
5620 (Output_section_element_data::set_section_addresses): Register
5621 Output_data_expression object for relaxation clean up.
5622 (struct Input_section_info): Replace Relobj pointer and section index
5623 pair with Output_section::Simple_input_section and Convert struct to a
5625 (Input_section_sorter::operator()): Adjust access to
5626 Input_section_info data member to use accessors.
5627 (Output_section_element_input::set_section_addresses): Use layout
5628 parameter. Adjust code to use Output_section::Simple_input_section
5629 and Input_secction_info classes. Register filler for relaxation
5631 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5632 and section index pair with Output_section::Simple_input_section
5633 class. Adjust code accordingly.
5634 (Phdrs_element::release_segment): New method definition.
5635 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5637 (Script_sections::release_segments): New method definition.
5638 * gold/script-sections.h (Script_sections::release_segments): New
5640 * gold/target.h (Target::may_relax, Target::relax,
5641 Target::do_may_relax, Target::do_relax): New method definitions.
5643 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5645 * arm.cc (has_signed_unsigned_overflow): New function.
5646 (Arm_relocate_functions::abs8): New function.
5647 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5648 (Target_arm::Scan::global): Likewise.
5649 (Target_arm::relocate::relocate): Likewise.
5650 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5653 2009-09-16 Cary Coutant <ccoutant@google.com>
5655 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5656 * testsuite/Makefile.in: Regenerate.
5658 2009-09-11 Nick Clifton <nickc@redhat.com>
5660 * po/gold.pot: Updated by the Translation project.
5662 2009-09-08 Cary Coutant <ccoutant@google.com>
5664 * output.cc (Output_file::open): Add execute permission to empty file.
5665 * testsuite/Makefile.am (permission_test): New test.
5666 * testsuite/Makefile.in: Regenerate.
5668 2009-09-02 Ian Lance Taylor <iant@google.com>
5670 * output.cc (Output_file::resize): Call map_no_anonymous rather
5673 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5675 * gold.cc: Include "incremental.h".
5676 (queue_initial_tasks): Call Incremental_checker methods.
5677 * incremental.cc: Include "output.h".
5678 (Incremental_checker::can_incrementally_link_output_file): New
5680 * incremental.h (Incremental_checker): New class.
5682 * output.cc (Output_file::open_for_modification): New method.
5683 (Output_file::map_anonymous): Changed return type to bool. Record
5685 (Output_file::map_no_anonymous): New method, broken out of map.
5686 (Output_file::map): Use map_no_anonymous and map_anonymous.
5687 * output.h (class Output_file): Update declarations.
5689 2009-08-24 Cary Coutant <ccoutant@google.com>
5691 * options.h (Command_line::Pre_options): New class.
5692 (Command_line::pre_options): New member.
5693 * options.cc (gold::options::ready_to_register): New variable.
5694 (One_option::register_option): Do nothing if not registering options.
5695 Assert if same short option registered twice.
5696 (General_options::General_options): Turn off option registration when
5698 (Command_line::Pre_options::Pre_options): New constructor.
5700 2009-08-24 Cary Coutant <ccoutant@google.com>
5702 * options.h (General_options::no_keep_memory): Remove incorrect
5705 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5707 * Makefile.am (am__skiplex, am__skipyacc): New.
5708 * Makefile.in: Regenerate.
5710 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5712 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5713 (INCLUDES): ... this.
5714 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5715 (AM_CPPFLAGS): Renamed from ...
5716 (INCLUDE): ... this.
5717 * Makefile.in, testsuite/Makefile.in: Regenerate.
5719 * Makefile.in: Regenerate.
5720 * aclocal.m4: Likewise.
5721 * config.in: Likewise.
5722 * configure: Likewise.
5723 * testsuite/Makefile.in: Likewise.
5725 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5726 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5727 * Makefile.in: Regenerate.
5728 * testsuite/Makefile.in: Regenerate.
5730 2009-08-19 Cary Coutant <ccoutant@google.com>
5732 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5733 symbols in shared libraries overridden by hidden or internal symbols
5734 in the main program.
5736 2009-08-19 Chris Demetriou <cgd@google.com>
5738 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5739 checking source file names in error messages.
5741 2009-08-18 Doug Kwan <dougkwan@google.com>
5743 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5744 an elcpp::Ehdr as parameter. Adjust call to set_target.
5745 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5746 an elfcpp::Ehdr as parameter.
5747 * object.cc (Object::set_target): Remove the version that looks up
5748 a target and sets it.
5749 (Sized_relobj::setup): Take a Target object instead of
5750 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5751 (make_elf_sized_object): Find target and ask target to
5753 * object.h: (Object::set_target): Remove the version that looks up
5754 a target and sets it.
5755 (Sized_relobj::setup): Take a Target object instead of
5756 an elfcpp:Ehdr as parameter.
5757 * target.cc: Include dynobj.h.
5758 (Target::do_make_elf_object_implementation): New.
5759 (Target::do_make_elf_object): New.
5760 * target.h (Target::make_elf_object): New template declaration.
5761 (Target::do_make_elf_object): New method declarations.
5762 (Target::do_make_elf_object_implementation): New template declaration.
5764 2009-08-14 Ian Lance Taylor <iant@google.com>
5766 * gold.h (FUNCTION_NAME): Define.
5767 (gold_unreachable): Use FUNCTION_NAME.
5769 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5771 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5772 symbol in the --keep-unique list is not found.
5774 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5776 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5777 been maked as --keep-unique.
5778 (Icf::unfold_section): New function.
5779 * icf.h (Icf::unfold_section): New function.
5780 * options.h (General_options::keep_unique): New option.
5781 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5782 * testsuite/Makefile.in: Regenerate.
5783 * testsuite/icf_keep_unique_test.sh: New file.
5784 * testsuite/icf_keep_unique_test.cc: New file.
5786 2009-08-12 Cary Coutant <ccoutant@google.com>
5789 * resolve.cc (Symbol_table::resolve): Check for references from
5790 dynamic objects to hidden and internal symbols.
5791 * testsuite/Makefile.am (hidden_test.sh): New test.
5792 * testsuite/Makefile.in: Regenerate.
5793 * testsuite/hidden_test.sh: New script.
5794 * testsuite/hidden_test_1.c: New test source.
5795 * testsuite/hidden_test_main.c: New test source.
5797 2009-08-11 Doug Kwan <dougkwan@google.com>
5799 * arm.cc: Update comments.
5800 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5801 segment to locate the .ARM.exidx section if present.
5803 2009-08-09 Doug Kwan <dougkwan@google.com>
5805 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5808 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5809 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5812 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5814 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5815 valid tls_segment only for non-debug-section relocations.
5816 * testsuite/Makefile.am: Add gc_tls_test.
5817 * testsuite/Makefile.in: Regenerate.
5818 * testsuite/gc_tls_test.cc: New file.
5819 * testsuite/gc_tls_test.sh: New file.
5821 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5825 * Makefile.am (CCFILES): Add icf.cc.
5827 * Makefile.in: Regenerate.
5828 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5829 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5830 section, symbol and addend information for the relocs.
5831 * gold.cc (queue_middle_tasks): Call identical code folding.
5832 * gold.h: Add defines for multimap.
5833 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5834 to the call of finalize_local_symbols.
5835 * main.cc (main): Create object of class Icf.
5836 * object.cc (Sized_relobj::do_layout): Allow this function to be
5837 called twice during icf.
5838 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5839 to sections marked as identical by icf.
5840 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5842 (Sized_relobj::do_section_entsize): New function.
5843 * object.h (Object::section_entsize): New function.
5844 (Object::do_section_entsize): New pure virtual function.
5845 (Relobj::finalize_local_symbols): Add new parameter.
5846 (Relobj::do_section_entsize): New function.
5847 * options.h (General_options::icf): New option.
5848 (General_options::icf_iterations): New option.
5849 (General_options::print_icf_sections): New option.
5850 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5851 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5852 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5854 * symtab.cc (Symbol_table::is_section_folded): New function.
5855 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5856 to sections marked as identical by icf.
5857 * symtab.h (Symbol_table::set_icf): New function.
5858 (Symbol_table::icf): New function.
5859 (Symbol_table::is_section_folded): New function.
5860 (Symbol_table::icf_): New data member.
5861 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5862 * testsuite/Makefile.am: Add commands to build icf_test.
5863 * testsuite/Makefile.in: Regenerate.
5864 * testsuite/icf_test.sh: New file.
5865 * testsuite/icf_test.cc: New file.
5867 2009-07-24 Chris Demetriou <cgd@google.com>
5869 * layout.cc (is_compressible_debug_section): Fix incorrect
5870 comment about compressed section names.
5872 2009-07-20 Ian Lance Taylor <ian@airs.com>
5875 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5877 2009-07-16 Ian Lance Taylor <iant@google.com>
5880 * layout.h: #include <map>.
5881 (class Kept_section): Change from struct to class. Add accessors
5882 and setters. Add section size to Comdat_group mapping. Change
5883 Comdat_group to std::map. Add is_comdat_ field. Add
5884 linkonce_size field in union.
5885 (class Layout): Update declaration of find_or_add_kept_section.
5886 Don't declare find_kept_object.
5887 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5888 parameter. Add object, shndx, is_comdat, and is_group_name
5889 parameters. Change all callers. Adjust for new Kept_section.
5890 (Layout::find_kept_object): Remove.
5891 * object.cc (Sized_relobj::include_section_group): Update use of
5892 Kept_section. Rename secnum to shndx. Only record
5893 Kept_comdat_section if sections are the same size.
5894 (Sized_relobj::include_linkonce_section): Update use of
5895 Kept_section. Only record Kept_comdat_section if sections are the
5896 same size. Set size of linkonce section.
5897 (Sized_relobj::map_to_kept_section): Update call to
5898 get_kept_comdat_section.
5899 * object.h (class Sized_relobj): Rename fields in
5900 Kept_comdat_section to drop trailing underscores; change object
5901 field to Relobj*. Change Kept_comdat_section_table to store
5902 struct rather than pointer.
5903 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5904 Add kept_object and kept_shndx parameters. Change all callers.
5905 (Sized_relobj::get_kept_comdat_section): Change return type to
5906 bool. Add kept_object and kept_shndx parameters. Change all
5908 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5909 Layout::find_or_add_kept_section.
5911 2009-07-09 Ian Lance Taylor <iant@google.com>
5913 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5914 Reserve space in the hash table.
5916 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5918 * fileread.cc (File_read::get_mtime): New method.
5919 * fileread.h (Timespec): New structure.
5920 (File_read::get_mtime): New method.
5921 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5922 Renamed from timestamp_nsec.
5923 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5925 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5927 (Incremental_inputs::report_archive): Save mtime; style fix.
5928 (Incremental_inputs::report_obejct): Save mtime; style fix.
5929 (Incremental_inputs::report_script): Save mtime; style fix.
5930 (Incremental_inputs::finalize_inputs): Style fix.
5931 (Incremental_inputs::finalize): Style fix.
5932 (Incremental_inputs::create_input_section_data): Store inputs
5934 * incremental.h (Incremental_inputs::report_script): Add mtime
5936 (Incremental_inputs::Input_info::Input_info): Intialize only one
5938 (Incremental_inputs::Input_info::archive): Move to nameless
5940 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5941 (Incremental_inputs::Input_info::script): Move to nameless union.
5942 (Incremental_inputs::mtime): New field.
5943 * script.cc (read_input_script): Pass file mtime to
5945 * script.h (Script_info::inputs): Style fix.
5947 2009-07-01 Ian Lance Taylor <ian@airs.com>
5949 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5952 2009-06-24 Ian Lance Taylor <iant@google.com>
5955 * layout.cc (Layout::choose_output_section): If we find an
5956 existing section, update the flags.
5957 (Layout::create_notes): New function, broken out of
5959 (Layout::finalize): Don't create note sections.
5960 (Layout::create_note): Don't crash if linker script discards
5962 (Layout::create_gold_note): Likewise.
5963 (Layout::create_build_id): Likewise. Don't set
5964 after_input_sections on the section.
5965 (Layout::create_executable_stack_info): Remove target parameter.
5967 * layout.h (class Layout): Declare create_notes. Update
5968 declaration of create_executable_stack_info.
5969 * gold.cc (queue_middle_tasks): Call create_notes.
5970 * output.cc (Output_section::update_flags_for_input_section): Move
5971 here from output.h. If SHF_ALLOC flag is newly set, mark address
5973 * output.h (Output_data::mark_address_invalid): New function.
5974 (class Output_section): Only declare, not define,
5975 update_flags_for_input_section. Remove set_flags.
5977 2009-06-24 Ian Lance Taylor <iant@google.com>
5979 * script-sections.cc (Output_section_definition::
5980 set_section_addresses): Rename shadowing local load_address to
5983 2009-06-24 Ian Lance Taylor <iant@google.com>
5986 * reloc.cc (relocate_sections): Skip empty relocation sections.
5988 2009-06-23 Ian Lance Taylor <iant@google.com>
5991 * layout.cc (Layout::create_note): Use choose_output_section
5992 rather than make_output_section.
5994 2009-06-23 Ian Lance Taylor <iant@google.com>
5997 * options.cc (General_options::parse_V): Set printed_version_.
5998 (General_options::General_options): Initialize printed_version_.
5999 * options.h (class General_options): Add printed_version_ field.
6000 * gold.cc (queue_initial_tasks): If there are no input files,
6001 don't give a fatal error if we printed the version information.
6002 (queue_middle_tasks): If using -r with a shared object, give a
6003 fatal error rather than an ordinary error.
6005 2009-06-23 Ian Lance Taylor <iant@google.com>
6008 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6009 (Layout::make_output_section): Set have_stabstr_section_ if we see
6010 a .stab*str section.
6011 (Layout::finalize): Call link_stabs_sections.
6012 (Layout::link_stabs_sections): New file.
6013 * layout.h (class Layout): Add have_stabstr_section_ field.
6014 Declare link_stabs_sections.
6016 2009-06-23 Doug Kwan <dougkwan@google.com>
6018 * Makefile.am (libgold_a_LIBADD): New.
6019 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6020 * Makefile.in: Regenerate.
6021 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6022 * configure: Regenerate.
6023 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6024 * fileread.cc: Include sys/state.h
6025 * gold.h: Declare memmem and strndup if found missing.
6026 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6028 2009-06-23 Ian Lance Taylor <iant@google.com>
6030 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6031 * configure: Rebuild.
6033 2009-06-23 Ian Lance Taylor <iant@google.com>
6036 * object.cc (Object::section_contents): Don't try to get a view if
6037 the section has length zero.
6038 (Object::handle_gnu_warning_section): If the section is empty, use
6039 the name of the section as the warning.
6041 2009-06-23 Ian Lance Taylor <iant@google.com>
6044 * stringpool.h (class Stringpool_template): Add optimize_ field.
6045 (Stringpool_template::set_optimize): New function.
6046 * stringpool.cc (Stringpool_template::Stringpool_template):
6047 Initialize optimize_ field.
6048 (Stringpool_template::set_string_offsets): Test local optimize
6049 fild rather than parameter.
6050 * layout.cc (Layout::Layout): Call set_optimize on the section
6053 2009-06-22 Ian Lance Taylor <iant@google.com>
6056 * yyscript.y: Parse TARGET.
6057 * script.cc (script_set_target): New function.
6058 * script-c.h (script_set_target): Declare.
6059 * options.cc (General_options::string_to_object_format): Rename
6060 from string_to_object_format in anonymous namespace. Change
6062 * options.h (class General_options): Declare
6063 string_to_object_format.
6065 2009-06-22 Ian Lance Taylor <iant@google.com>
6067 * script-sections.cc (Script_sections::create_segments): Don't put
6068 program headers in a PT_LOAD segment if -n or -N.
6070 2009-06-22 Ian Lance Taylor <iant@google.com>
6073 * options.h (class General_options): Add -z lazy and -z now. Sort
6074 -z options into alphabetical order.
6075 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6077 2009-06-21 Ian Lance Taylor <iant@google.com>
6079 * layout.cc (Layout::make_output_section): Call
6080 Target::new_output_section.
6081 (Layout::attach_allocated_section_to_segment): Put large section
6082 sections in a separate load segment with the large segment flag
6084 (Layout::segment_precedes): Sort large data segments after other
6086 (align_file_offset): New static function.
6087 (Layout::set_segment_offsets): Use align_file_offset.
6088 * output.h (class Output_section): Add is_small_section_ and
6089 is_large_section_ fields.
6090 (Output_section::is_small_section): New function.
6091 (Output_section::set_is_small_section): New function.
6092 (Output_section::is_large_section): New function.
6093 (Output_section::set_is_large_section): New function.
6094 (Output_section::is_large_data_section): New function.
6095 (class Output_segment): Add is_large_data_segment_ field.
6096 (Output_segment::is_large_data_segment): New function.
6097 (Output_segment::set_is_large_data_segment): New function.
6098 * output.cc (Output_section::Output_section): Initialize new
6100 (Output_segment::Output_segment): Likewise.
6101 (Output_segment::add_output_section): Add assertion that large
6102 data sections always go in large data segments. Force small data
6103 sections to the end of the list of data sections. Force small BSS
6104 sections to the start of the list of BSS sections. For large BSS
6105 sections to the end of the list of BSS sections.
6106 * symtab.h (class Symbol): Declare is_common_shndx.
6107 (Symbol::is_defined): Check Symbol::is_common_shndx.
6108 (Symbol::is_common): Likewise.
6109 (class Symbol_table): Define enum Commons_section_type. Update
6110 declarations. Add small_commons_ and large_commons_ fields.
6111 * symtab.cc (Symbol::is_common_shndx): New function.
6112 (Symbol_table::Symbol_table): Initialize new fields.
6113 (Symbol_table::add_from_object): Put small and large common
6114 symbols in the right list.
6115 (Symbol_table::sized_finalized_symbol): Check
6116 Symbol::is_common_shndx.
6117 (Symbol_table::sized_write_globals): Likewise.
6118 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6119 common symbol lists. Don't call do_allocate_commons_list if the
6121 (Symbol_table::do_allocate_commons_list): Remove is_tls
6122 parameter. Add comons_section_type parameter. Change all
6123 callers. Handle small and large common symbols.
6124 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6125 Symbol::is_common_shndx.
6126 * resolve.cc (symbol_to_bits): Likewise.
6127 * target.h (Target::small_common_shndx): New function.
6128 (Target::small_common_section_flags): New function.
6129 (Target::large_common_shndx): New function.
6130 (Target::large_common_section_flags): New function.
6131 (Target::new_output_section): New function.
6132 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6133 small_common_section_flags, and large_common_section_flags
6135 (Target::do_new_output_section): New virtual function.
6136 * arm.cc (Target_arm::arm_info): Initialize new fields.
6137 * i386.cc (Target_i386::i386_info): Likewise.
6138 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6140 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6141 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6142 (Target_x86_64::do_new_output_section): New function.
6143 * configure.ac: Define conditional MCMODEL_MEDIUM.
6144 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6145 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6146 (large_LDFLAGS): Define.
6147 * testsuite/large.c: New file.
6148 * testsuite/testfile.cc (Target_test::test_target_info):
6149 Initialize new fields.
6150 * configure, testsuite/Makefile.in: Rebuild.
6152 2009-06-05 Doug Kwan <dougkwan@google.com>
6154 * Makefile.am (CCFILES): Add target.cc.
6155 * Makefile.in: Regenerate.
6156 * i386.cc (class Target_i386): Define new virtual method to
6157 override do_is_local_label_name in parent.
6158 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6159 local symbols if --discard-locals or -X is given.
6160 * options.h (class General_options): Declare new options
6161 '--discard-locals' and '-X' for discarding locals.
6162 * target.h (class Target): Define new methods is_local_label_name.
6163 Declare new virtual method do_is_local_label_name.
6164 * target.cc: New file.
6165 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6166 (check_SCRIPTS): Add discard_locals_test.sh.
6167 (check_DATA): Add discard_local_tests.syms.
6168 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6169 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6170 * testsuite/Makefile.in: Regenerate.
6171 * testsuite/discard_locals_test.c: New file.
6172 * testsuite/discard_locals_test.sh: Same.
6174 2009-06-05 Doug Kwan <dougkwan@google.com>
6176 * object.cc (Sized_relobj::Sized_relobj): Initialize
6177 discarded_eh_frame_shndx_ to -1U.
6178 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6180 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6181 a discarded .eh_frame section.
6182 (Sized_relobj::do_finalize_local_symbols): Ditto.
6183 * object.h (class Sized_relobj): Declare new member
6184 discarded_eh_frame_shndx_.
6185 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6186 (local_labels_test.o, local_labels_test): New rules.
6187 * testsuite/Makefile.in: Regenerate.
6189 2009-06-04 Doug Kwan <dougkwan@google.com>
6191 * layout.cc (Layout::section_name_mapping): Add mapping for
6192 special ARM sections.
6194 2009-06-03 Doug Kwan <dougkwan@google.com>
6196 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6197 (utils::has_overflow): Same.
6199 2009-06-03 Ian Lance Taylor <iant@google.com>
6201 * layout.cc (Layout::section_name_mapping): New array, replacing
6202 Layout::linkonce_mapping.
6203 (Layout::section_name_mapping_count): New variable, replacing
6204 Layout::linkonce_mapping_count.
6205 (Layout::linkonce_output_name): Remove.
6206 (Layout::output_section_name): Rewrite.
6207 * layout.h (class Layout): Rename Linkonce_mapping to
6208 Section_name_mapping, linkonce_mapping to section_name_mapping,
6209 linkonce_mapping_count to section_name_mapping_count. Don't
6210 declare linkonce_output_name.
6212 2009-06-03 Doug Kwan <dougkwan@google.com>
6214 * gold/arm.cc (namespace utils): New.
6215 (Target_arm::reloc_is_non_pic): Define new method.
6216 (class Arm_relocate_functions): New.
6217 (Target_arm::Relocate::relocate): Handle relocation types used by
6220 2009-06-03 Ian Lance Taylor <iant@google.com>
6222 * arm.cc (Target_arm::scan::global): Use || instead of |.
6224 2009-06-02 Doug Kwan <dougkwan@google.com>
6226 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6227 issued_non_pic_error_.
6228 (class Target_arm::Scan): Declare new method check_non_pic.
6229 Define new method symbol_needs_plt_entry.
6230 Declare new data member issued_non_pic_error_.
6231 (class Target_arm::Relocate): Declare new method
6232 should_apply_static_reloc.
6233 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6234 (Target_arm::Scan::check_non_pic): Define new method.
6235 (Target_arm::Scan::local): Handle a small subset of reloc types used
6237 (Target_arm::Scan::local): Same.
6238 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6240 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6242 * incremental.cc (Incremental_inputs::report_command_line): Filter
6243 out --incremental-* options.
6245 2009-05-29 Doug Kwan <dougkwan@google.com>
6247 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6249 (class Target_arm): Update comment.
6250 (Target_arm::Target_arm): Initialize new data members GOT_,
6251 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6252 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6253 and Target_arm::rel_dyn_section.
6254 Declare new_enum Target_arm::Got_type.
6255 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6257 Update commments for member do_dynsym_value.
6258 (Target_arm::got_size, Target_arm::plt_section,
6259 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6260 new methods inside class defintion.
6261 (Target_arm::got_section): Define new method.
6262 (Target_arm::rel_dyn_section): Same.
6263 (Output_data_plt_arm): New template class.
6264 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6265 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6266 (Output_data_plt_arm::add_entry): Same.
6267 (Output_data_plt_arm::first_plt_entry): Define new
6268 static data member for PLT instruction template.
6269 (Output_data_plt_arm::plt_entry): Same.
6270 (Output_data_plt_arm::do_write): Define new method.
6271 (Target_arm::make_plt_entry): Same.
6272 (Target_arm::do_finalize_sections): Same.
6273 (Target_arm::do_dynsym_value): Same.
6275 2009-05-28 Doug Kwan <dougkwan@google.com>
6277 * Makefile.am (TARGETSOURCES): Add arm.cc.
6278 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6279 * Makefile.in: Regenerate.
6281 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6283 2009-05-26 Doug Kwan <dougkwan@google.com>
6285 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6286 (General_options::check_excluded_libs): Strip off directories in
6287 archive name before matching like GNU ld does.
6288 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6289 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6290 (exclude_libs_test_LDFLAGS): Add linker option
6291 -Wl,--exclude-libs,libexclude_libs_test_3
6292 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6293 an explicit archive without using -l.
6294 (alt/libexclude_libs_test_3.a): New make rule.
6295 * testsuite/Makefile.in: Regenerate.
6296 * testsuite/exclude_libs_test.c : Declare lib3_default().
6298 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6299 * exclude_libs_test_3.c: New file.
6301 2009-05-26 Nick Clifton <nickc@redhat.com>
6303 * po/id.po: New Indonesian translation.
6304 * po/gold.pot: Updated template file.
6306 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6308 * testsuite/Makefile.am: Add -ffunction-sections to compile
6309 gc_comdat_test files. Add -Wl,--gc-sections to build
6311 * testsuite/Makefile.in: Regenerate.
6312 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6314 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6316 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6317 kept comdat section was garbage collected.
6318 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6319 * testsuite/Makefile.in: Regenerate.
6320 * testsuite/gc_comdat_test.sh: New file.
6321 * testsuite/gc_comdat_test_1.cc: New file.
6322 * testsuite/gc_comdat_test_2.cc: New file.
6324 2009-05-19 Doug Kwan <dougkwan@google.com>
6326 * archive.cc (Archive::Archive): Move constructor from archive.h
6327 to here. Initialize no_export_.
6328 (Archive::get_elf_object_for_member): Set no_export flag of object.
6329 * archive.h (Archive::Archive): Move constructor body to
6331 (Archive::no_export): New method.
6332 (Archive::no_export_): New field.
6333 * object.h (Object::Object): Initialize no_export_ to false.
6334 (Object::no_export, Object::set_no_export): New methods.
6335 (Object::no_export_): New field.
6336 * options.cc (General_options::parse_exclude_libs): New method.
6337 (General_options::check_excluded_libs) Same.
6338 * options.h (exclude_libs): New option.
6339 (General_options::check_excluded_libs): New method declaration.
6340 (General_options::excluded_libs_): New field.
6341 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6342 default or protected visibility if an object has no-export flag set.
6343 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6344 (check_SCRIPTS): Add exclude_libs_test.sh.
6345 (check_DATA): Add exclude_libs_test.syms.
6346 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6347 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6348 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6349 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6350 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6351 libexclude_libs_test_2.a): New rules.
6352 * testsuite/Makefile.in: Regenerate.
6353 * testsuite/exclude_libs_test.c: New file.
6354 * testsuite/exclude_libs_test.sh: Ditto.
6355 * testsuite/exclude_libs_test_1.c: Ditto.
6356 * testsuite/exclude_libs_test_2.c: Ditto.
6358 2009-05-15 Ian Lance Taylor <iant@google.com>
6360 * configure.ac: Check for declarations for cases where libiberty.h
6361 checks HAVE_DECL_xxx.
6362 * configure, config.in: Rebuild.
6364 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6366 * gold.h (Incremental_argument_list): Remove (invalid) forward
6368 * incremental.cc (Incremental_inputs::report_achive): New method.
6369 (Incremental_inputs::report_object): New method.
6370 (Incremental_inputs::report_script): New method.
6371 (Incremental_inputs::finalize_inputs): New method.
6372 (Incremental_inputs::finalize): Call finalize_inputs().
6373 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6374 Create inputs entries.
6375 * incremental.h (Incremental_input_type): New enum.
6376 (Incremental_inputs::Incremental_input): Initialize new fields.
6377 (Incremental_inputs::report_inputs): New method.
6378 (Incremental_inputs::report_achive): New method.
6379 (Incremental_inputs::report_object): New method.
6380 (Incremental_inputs::report_script): New method.
6381 (Incremental_inputs::finalize_inputs): New method.
6382 (Incremental_inputs::Input_info): New struct.
6383 (Incremental_inputs::Input_info_map): New typedef.
6384 (Incremental_inputs::lock_): New field.
6385 (Incremental_inputs::Inputs_): New field.
6386 (Incremental_inputs::Inputs_map): New field.
6387 * main.cc (main): Call Incremental_input::report_inputs.
6388 * options.h (Input_argument_list): Typedef moved from
6390 (Input_file_group::Files): Remove, use ::Input_argument_list.
6391 (Input_file_group::Input_argument_list): Remove, use
6392 ::Input_argument_list.
6393 * plugin.cc (Plugin_manager::add_input_file): Add error in
6395 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6397 * script.cc (read_input_script): Call
6398 Incremental_input::report_script.
6399 * script.h (Script_info): New class.
6401 2009-04-27 Ian Lance Taylor <iant@google.com>
6403 * x86_64.cc (do_adjust_output_section): Set entsize to
6406 2009-04-23 Elliott Hughes <enh@google.com>
6408 * output.cc (Output_file::close): After short writes, continue
6409 writing from the correct offset in the buffer being written.
6411 2009-04-23 Chris Demetriou <cgd@google.com>
6413 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6414 * configure: Regenerate.
6415 * config.in: Regenerate.
6416 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6417 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6419 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6421 * incremental.cc (Incremental_inputs_header_data): Renamed from
6422 Incremental_input_header_data.
6423 (Incremental_inputs_header_data::data_size): New field.
6424 (Incremental_inputs_header_data::put_input_file_count): Renamed
6425 from input_file_count.
6426 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6427 from command_line_offset.
6428 (Incremental_inputs_header_data::put_reserved): Renamed from
6430 (Incremental_inputs_entry_data): Renamed from
6431 Incremental_input_entry_data.
6432 (Incremental_inputs_entry_data::data_size): New field.
6433 (Incremental_inputs::report_command_line): New method.
6434 (Incremental_inputs::finalize): New method.
6435 (Incremental_inputs::create_incremental_inputs_data): New method.
6436 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6437 * incremental.h: New file.
6438 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6439 (Layout::finalize): Create incremental inputs section in
6441 (Layout::create_incremental_info_sections): New method.
6442 * layout.h (Layout::incremental_inputs): New method.
6443 (Layout::create_incremental_info_sections): New method.
6444 (Layout::incremental_inputs_): New field.
6445 * main.cc (main): Notify Incremental_input of the command line.
6447 2009-04-01 Ian Lance Taylor <iant@google.com>
6448 Mikolaj Zalewski <mikolajz@google.com>
6450 * gold.h (reserve_unordered_map): Define, three versions, one for
6451 each version of Unordered_map.
6452 * layout.cc (Layout::Layout): Remove options parameter. Add
6453 number_of_input_files parameter. Don't initialize options_.
6454 Initialize number_of_input_files_ and resized_signatures_. Move
6455 sections_are_attached_.
6456 (Layout::layout_group): Reserve space for group_signatures_.
6457 (Layout::find_or_add_kept_section): Change name parameter to be a
6458 reference. Resize signatures_ map when it gets large enough.
6459 (Layout::layout_eh_frame): Use parameters->options() instead of
6461 (Layout::make_output_section): Likewise.
6462 (Layout::attach_allocated_section_to_segment): Likewise.
6463 (Layout::finalize, Layout::create_executable_stack): Likewise.
6464 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6465 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6466 * layout.h (class Layout): Update declarations. Remove options_
6467 field. Add number_of_input_files_ and resized_signatures_
6468 fields. Move sections_are_attached_ field.
6469 * main.cc (main): Pass number of input files to Layout
6470 constructor. Don't pass options.
6472 2009-03-30 Ian Lance Taylor <iant@google.com>
6474 * ffsll.c (ffsll): Correct implementation.
6476 2009-03-27 Ian Lance Taylor <iant@google.com>
6478 * ffsll.c: New file.
6479 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6480 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6481 * ftruncate.c (ftruncate): Declare before definition.
6482 * mremap.c (mremap): Likewise.
6483 * pread.c (pread): Likewise.
6484 * configure, Makefile.in, config.in: Rebuild.
6486 * mremap.c: New file.
6487 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6488 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6489 (mremap): Declare if HAVE_MREMAP is not defined.
6490 * configure, Makefile.in, config.in: Rebuild.
6492 2009-03-27 Cary Coutant <ccoutant@google.com>
6494 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6495 position independent.
6496 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6497 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6499 2009-03-24 Cary Coutant <ccoutant@google.com>
6501 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6503 (needs_dynamic_reloc): Likewise.
6505 2009-03-24 Ian Lance Taylor <iant@google.com>
6507 * yyscript.y (file_cmd): Recognize EXTERN.
6508 (extern_name_list, extern_name_list_body): New nonterminals.
6509 * script.cc (script_add_extern): Define.
6510 * script-c.h (script_add_extern): Declare.
6512 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6514 * object.cc (is_elf_object): Define.
6515 * object.h (is_elf_object): Declare.
6516 * archive.cc (Archive::get_elf_object_for_member): Call
6518 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6520 2009-03-24 Elliott Hughes <enh@google.com>
6522 * output.cc (Output_file::map_anonymous): Define.
6523 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6524 try an anonymous one. Report the size if the mmap fails.
6525 * output.h (class Output_file): Declare map_anonymous.
6527 2009-03-24 Ian Lance Taylor <iant@google.com>
6529 * target-select.cc (instantiate_target): Don't acquire the lock if
6530 the instantiated_target_ field has already been set.
6532 2009-03-23 Ian Lance Taylor <iant@google.com>
6534 * gold-threads.h (class Initialize_lock): Define.
6535 * gold-threads.cc (class Initialize_lock_once): Define.
6536 (initialize_lock_control): New static variable.
6537 (initialize_lock_pointer): New static variable.
6538 (initialize_lock_once): New static function.
6539 (Initialize_lock::Initialize_lock): Define.
6540 (Initialize_lock::initialize): Define.
6541 * target-select.h: Include "gold-threads.h".
6542 (class Target_selector): Add lock_ and initialize_lock_ fields.
6543 Don't define instantiate_target, just declare it.
6544 * target-select.cc (Target_selector::Target_selector): Initialize
6546 (Target_selector::instantiate_target): Define.
6547 * descriptors.h: Include "gold-threads.h".
6548 (class Descriptors): Add initialize_lock_ field.
6549 * descriptors.cc (Descriptors::Descriptors): Initialize new
6551 (Descriptors::open): Use initialize_lock_ field
6552 * errors.h (class Errors): Add initialize_lock_ field.
6553 * errors.cc (Errors::Errors): Initialize new field.
6554 (Errors::initialize_lock): Use initialize_lock_ field.
6555 * powerpc.cc (class Target_selector_powerpc): Remove
6556 instantiated_target_ field. In do_recognize call
6557 instantiate_target rather than do_instantiate_target. In
6558 do_instantiate_target just allocate a new target.
6559 * sparc.cc (class Target_selector_sparc): Likewise.
6561 * freebsd.h: New file.
6562 * i386.cc: Include "freebsd.h".
6563 (Target_i386): Derive from Target_freebsd rather than
6565 (Target_selector_i386): Derive from Target_selector_freebsd rather
6566 than Target_selector.
6567 * x86_64.cc: Include "freebsd.h".
6568 (Target_x86_64): Derive from Target_freebsd rather than
6570 (Target_selector_x86_64): Derive from Target_selector_freebsd
6571 rather than Target_selector.
6572 * target.h (class Target): Add adjust_elf_header and
6573 do_adjust_elf_header.
6574 * output.cc (Output_file_header:: do_sized_write): Call target
6575 adjust_elf_header routine.
6576 * configure.tgt: Set targ_osabi.
6577 * configure.ac: Define GOLD_DEFAULT_OSABI.
6578 * parameters.cc (Parameters::default_target): Pass
6579 GOLD_DEFAULT_OSABI to select_target.
6580 * target-select.h (class Target_selector): Make instantiate_target
6581 protected rather than private.
6582 * Makefile.am (HFILES): Add freebsd.h.
6583 * configure, Makefile.in, config.in: Rebuild.
6585 * merge.cc (do_add_input_section): Correct pend value. Change
6586 message about last entry not being null terminated from error to
6589 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6591 * incremental.cc: New file.
6592 * Makefile.am (CCFILES): Add incremental.cc.
6593 * Makefile.in: Rebuild.
6595 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6597 * layout.cc (Layout::output_section_name): Preserve names
6598 of '.note.' sections.
6600 2009-03-19 Ian Lance Taylor <iant@google.com>
6602 * descriptors.cc (Descriptors::open): Check that the options are
6603 valid before using them.
6605 2009-03-18 Ian Lance Taylor <iant@google.com>
6607 * script-sections.h: Include <list>.
6608 (class Script_sections): Change Sections_elements from std::vector
6609 to std::list. Typedef public Elements_iterator. Add
6610 orphan_section_placement_, data_segment_align_start_, and
6611 saw_data_segment_align_ fields. Remove data_segment_align_index_
6613 * script-sections.cc (class Orphan_section_placement): New class.
6614 (class Sections_element): Add virtual functions is_relro and
6615 orphan_section_init. Remove virtual function place_orphan_here.
6616 (class Output_section_definition): Add is_relro and
6617 orphan_section_init. Remove place_orphan_here.
6618 (class Orphan_output_section): Likewise.
6619 (Script_sections::Script_sections): Update for field changes.
6620 (Script_sections::data_segment_align): Set saw_data_segment_align_
6621 and data_segment_align_start_, not data_segment_align_index.
6622 (Script_sections::data_segment_relro_end): Check
6623 saw_data_segment_align_. Use data_segment_align_start_ rather
6624 than data_segment_align_index_.
6625 (Script_sections::place_orphan): Rewrite to use
6626 Orphan_section_placement.
6628 2009-03-17 Ian Lance Taylor <iant@google.com>
6630 * archive.cc (Archive::add_symbols): Check for a version attached
6631 to the symbol name in the archive map.
6632 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6633 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6634 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6635 (ver_test_11.a): New target.
6636 * testsuite/Makefile.in: Rebuild.
6638 * configure.ac: Check for chsize and posix_fallocate. Replace
6640 * ftruncate.c: New file, from gnulib.
6641 * output.cc (posix_fallocate): Define dummy version if not
6642 HAVE_POSIX_FALLOCATE.
6643 (Output_file::map): Call posix_fallocate rather than lseek and
6645 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6646 * configure, Makefile.in, config.in: Rebuild.
6648 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6650 * layout.h (Layout::create_note): Add section_name parameter.
6651 * layout.cc (Layout::create_note): Likewise.
6652 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6654 2009-03-17 Ian Lance Taylor <iant@google.com>
6656 * descriptors.cc: Include "options.h".
6657 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6658 (Descriptors::open): Always use O_CLOEXEC when opening a new
6659 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6660 then set FD_CLOEXEC.
6662 * sparc.cc (class Target_sparc): Add has_got_section.
6663 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6664 make sure we have a GOT section.
6666 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6667 (Target_sparc::Scan::local): Likewise.
6668 (Target_sparc::Scan::global): Likewise.
6669 (Target_sparc::Relocate::relocate): Likewise.
6670 (Target_sparc::Relocate::relocate_tls): Likewise.
6672 * symtab.cc (Symbol_table::define_default_version): New function,
6673 broken out of add_from_object.
6674 (Symbol_table::add_from_object): Call define_default_version.
6675 (Symbol_table::define_special_symbol): Add resolve_oldsym
6676 parameter. Change all callers. If the version for a symbol comes
6677 from a version script, resolve it with the symbol with the same
6678 name with no version. Also add the symbol without a version if
6680 (do_define_in_output_data): If resolving with oldsym, don't delete
6682 (do_define_in_output_segment): Likewise.
6683 (do_define_as_constant): Likewise.
6684 * symtab.h (class Symbol_table): Update declarations.
6686 2009-03-13 Ian Lance Taylor <iant@google.com>
6688 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6689 (Read_symbols::requeue): New function.
6690 (Read_symbols::do_read_symbols): If make_elf_object fails because
6691 the target type is not configured, and the file was searched for,
6692 issue a warning and retry with the next directory.
6693 (Add_symbols::run): If the file has an incompatible format, and
6694 it was searched for, requeue the Read_symbols task. On error,
6696 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6697 dirindex parameter to constructor. Change all callers. Declare
6698 incompatible_warning and requeue.
6699 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6700 input_argument_ and input_group_ fields. Add them to
6701 constructor. Change all callers.
6702 (class Read_script): Add dirindex_ field. Add it to constructor.
6704 * archive.cc (Archive::setup): Remove input_objects parameter.
6706 (Archive::get_file_and_offset): Likewise.
6707 (Archive::read_all_symbols): Likewise.
6708 (Archive::read_symbols): Likewise.
6709 (Archive::get_elf_object_for_member): Remove input_objects
6710 parameter. Add punconfigured parameter. Change all callers.
6711 (Archive::add_symbols): Change return type to bool. Check return
6712 value of include_member.
6713 (Archive::include_all_members): Likewise.
6714 (Archive::include_member): Change return type to bool. Return
6715 false if first included object has incompatible target. Set
6716 included_member_ field.
6717 (Add_archive_symbols::run): If add_symbols returns false, requeue
6719 * archive.h (class Archive): Add included_member_ field.
6720 Initialize it in constructor. Add input_file and searched_for
6721 methods. Update declarations.
6722 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6723 input_argument_ fields. Add them to constructor. Change all
6725 * script.cc: Include "target-select.h".
6726 (class Parser_closure): Add skip_on_incompatible_target_ and
6727 found_incompatible_target_ fields. Add
6728 skip_on_incompatible_target parameter to constructor. Change all
6729 callers. Add methods skip_on_incompatible_target,
6730 clear_skip_on_incompatible_target, found_incompatible_target, and
6731 set_found_incompatible_target.
6732 (read_input_script): Add dirindex parameter. Change all callers.
6733 If parser finds an incompatible target, requeue Read_symbols
6735 (script_set_symbol): Clear skip_on_incompatible_target in
6737 (script_add_assertion, script_parse_option): Likewise.
6738 (script_start_sections, script_add_phdr): Likewise.
6739 (script_check_output_format): New function.
6740 * script.h (read_input_script): Update declaration.
6741 * script-c.h (script_check_output_format): Declare.
6742 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6743 (ignore_cmd): Remove OUTPUT_FORMAT.
6744 * fileread.cc (Input_file::Input_file): Add explicit this.
6745 (Input_file::will_search_for): New function.
6746 (Input_file::open): Add pindex parameter. Change all callers.
6747 * fileread.h (class Input_file): Add input_file_argument method.
6748 Declare will_search_for. Update declarations.
6749 * object.cc (make_elf_object): Add punconfigured parameter.
6751 * object.h (class Object): Make input_file public. Add
6752 searched_for method.
6753 (make_elf_object): Update declaration.
6754 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6756 * dirsearch.h (class Dirsearch): Update declaration.
6757 * options.h (class General_options): Add --warn-search-mismatch.
6758 * parameters.cc (Parameters::is_compatible_target): New function.
6759 * parameters.h (class Parameters): Declare is_compatible_target.
6760 * workqueue.cc (Workqueue::add_blocker): New function.
6761 * workqueue.h (class Workqueue): Declare add_blocker.
6763 * fileread.cc (Input_file::open): Remove options parameter.
6765 (Input_file::open_binary): Likewise.
6766 * script.cc (read_input_script): Likewise.
6767 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6768 options parameter from constructor. Change all callers.
6769 (class Read_script): Likewise.
6770 * fileread.h (class Input_file): Update declarations.
6771 * script.h (read_input_script): Update declaration.
6773 2009-03-10 Nick Clifton <nickc@redhat.com>
6775 * po/es.po: New Spanish translation.
6777 2009-03-06 Cary Coutant <ccoutant@google.com>
6779 * options.cc (parse_short_option): Keep dash_z from registering itself.
6781 2009-03-03 Ian Lance Taylor <iant@google.com>
6784 * target-reloc.h (relocate_section): Pass output_section to
6786 * i386.cc (Target_i386::should_apply_static_reloc): Add
6787 output_section parameter. Change all callers.
6788 (Target_i386::Relocate::relocate): Add output_section parameter.
6789 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6790 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6791 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6792 * testsuite/two_file_shared.sh: New script.
6793 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6794 (check_DATA): Add two_file_shared.dbg.
6795 (two_file_shared.dbg): New target.
6796 * testsuite/Makefile.in: Rebuild.
6798 2009-03-01 Ian Lance Taylor <iant@google.com>
6800 * configure.ac: Check for byteswap.h.
6801 * configure: Rebuild.
6802 * config.in: Rebuild.
6804 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6806 * layout.cc (Layout::find_or_add_kept_section): New function.
6807 (Layout::add_comdat): Removed.
6808 * layout.h (struct Kept_section): Move out of class Layout.
6809 Remove trailing underscores from field names. Add group_sections
6810 field. Rename group_ field to is_group. Change all uses.
6811 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6812 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6813 comdat_groups_ field.
6814 (Sized_relobj::include_section_group): Use
6815 find_or_add_kept_section and Kept_section::group_sections.
6816 (Sized_relobj::include_linkonce_section): Likewise.
6817 * object.cc (class Sized_relobj): Don't define Comdat_group or
6818 Comdat_group_table. Remove find_comdat_group and
6819 add_comdat_group. Remove comdat_groups_ field.
6820 * plugin.cc (include_comdat_group): Use
6821 Layout::find_or_add_kept_section.
6823 2009-02-28 Ian Lance Taylor <iant@google.com>
6825 * README: --gc-sections and map files are now supported. Document
6826 some build requirements.
6829 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6830 relocatable link set the value of the section symbol to zero.
6831 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6832 relocatable link don't include the section address in the local
6835 2009-02-27 Ian Lance Taylor <iant@google.com>
6838 * options.h (class Search_directory): Add is_system_directory.
6839 (class General_options): Declare is_in_system_directory.
6840 * options.cc (get_relative_sysroot): Make static.
6841 (get_default_sysroot): Make static.
6842 (General_optoins::is_in_system_directory): New function.
6843 * fileread.cc (Input_file::is_in_system_directory): New function.
6844 * fileread.h (class Input_file): Declare is_in_system_directory.
6845 * object.h (class Object): Add is_in_system_directory.
6846 (class Input_objects): Remove system_library_directory_ field.
6847 * object.cc (Input_objects::add_object): Don't set
6848 system_library_directory_.
6849 (input_objects::found_in_system_library_directory): Remove.
6850 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6851 parameter. Change all callers.
6852 (Symbol_table::sized_write_globals): Likewise.
6853 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6854 Call Object::is_in_system_directory.
6855 * symtab.h (class Symbol_table): Update declarations.
6858 * descriptors.h (Open_descriptor): Add is_on_stack field.
6859 * descriptors.cc (Descriptors::open): If the descriptor is on the
6860 top of the stack, remove it. Initialize is_on_stack field.
6861 (Descriptors::release): Only add pod to stack if it is not on the
6863 (Descriptors::close_some_descriptor): Clear stack_next and
6867 * output.cc (Output_section::find_starting_output_address): Rename
6868 from starting_output_address; add PADDR parameter; change return
6870 * output.h (class Output_section): Declare
6871 find_starting_output_address instead of starting_output_address.
6872 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6873 section symbol for which we can't find a merge section.
6876 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6877 hidden or internal, force the symbol to be local.
6878 * resolve.cc (Symbol::override_visibility): Define.
6879 (Symbol::override_base): Use override_visibility.
6880 (Symbol_table::resolve): Likewise.
6881 (Symbol::override_base_with_special): Likewise.
6882 (Symbol_table::override_with_special): If the visibility is hidden
6883 or internal, force the symbol to be local.
6884 * symtab.h (class Symbol): Add set_visibility and
6885 override_visibility.
6886 * testsuite/ver_test_1.sh: New file.
6887 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6888 (check_DATA): Add ver_test_1.syms.
6889 (ver_test_1.syms): New target.
6890 * testsuite/Makefile.in: Rebuild.
6892 2009-02-25 Cary Coutant <ccoutant@google.com>
6894 * layout.cc (Layout::choose_output_section): Don't rename sections
6895 when using a linker script that has a SECTIONS clause.
6896 * Makefile.in: Regenerate.
6898 * testsuite/Makefile.am (script_test_5.sh): New test case.
6899 * testsuite/Makefile.in: Regenerate.
6900 * testsuite/script_test_5.cc: New file.
6901 * testsuite/script_test_5.sh: New file.
6902 * testsuite/script_test_5.t: New file.
6904 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6906 * archive.cc (Archive::include_member): Update calls to add_symbols.
6907 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6908 the Layout argument.
6909 * dynobj.h (do_add_symbols): Add the Layout argument.
6910 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6912 * object.h (Object::add_symbols): Add the Layout argument.
6913 (Object::do_add_symbols): Add the Layout argument.
6914 (Sized_relobj::do_add_symbols): Add the Layout argument.
6915 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6916 Unify the two versions.
6917 (Add_plugin_symbols): Remove.
6918 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6919 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6920 (Add_plugin_symbols): Remove.
6921 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6922 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6923 (Add_symbols::run): Make it work with Pulginobj.
6925 2009-02-06 Ian Lance Taylor <iant@google.com>
6927 * object.cc (Sized_relobj::do_layout): Make info message start
6928 with lower case letter.
6930 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6932 * binary.cc: Fix file comment.
6934 * options.h (enum Incremental_disposition): Define.
6935 (class General_options): Add new options: --incremental,
6936 --incremental_changed, --incremental_unchanged,
6937 --incremental_unknown. Add incremental_disposition_ and
6938 implicit_incremental_ fields.
6939 (General_options::incremental_disposition): New function.
6940 (class Position_dependent_options): Add incremental_disposition
6942 (Position_dependent_options::copy_from_options): Set incremental
6944 * options.cc (General_options::parse_incremental_changed): New
6946 (General_options::parse_incremental_unchanged): New function.
6947 (General_options::parse_incremental_unknown): New function.
6948 (General_options::General_options): Initialize new fields
6949 incremental_disposition_ and implicit_incremental_.
6950 (General_options::finalize): Check for uasge of --incremental-*
6951 without --incremental.
6953 2009-02-06 Chris Demetriou <cgd@google.com>
6955 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6956 pointer and to report location as the file name associated with
6958 (gold_undefined_symbol_at_location): New function to replace the
6959 old gold_undefined_symbol functionality.
6960 * target-reloc.h (relocate_section): Update to use
6961 gold_undefined_symbol_at_location.
6962 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6963 Call gold_undefined_symbol function rather than gold_error.
6964 * errors.h (Errors::undefined_symbol): Take location as a
6965 string, rather than calculating it from a relocation.
6966 * errors.cc (Errors::fatal): Print "fatal error:" before the
6968 (Errors::error, Errors::error_at_location): Print "error: "
6969 before the formatted message.
6970 (Errors::undefined_symbol): Take location as a string, rather
6971 than calculating it from a relocation.
6972 (gold_undefined_symbol_at_location): New function akin to
6973 old gold_undefined_symbol, calculates location from relocation.
6974 (gold_undefined_symbol): Change to take only a Symbol pointer
6975 and to report location as the file name associated with the symbol.
6976 * testsuite/debug_msg.sh: Update for changed error messages.
6977 * testsuite/undef_symbol.sh: Likewise.
6979 2009-02-04 Duncan Sands <baldrick@free.fr>
6982 * reduced_debug_output.h
6983 (Output_reduced_debug_abbrev_section::failed): Use format for
6985 (Output_reduced_debug_info_section::faild): Likewise.
6987 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6989 * script.cc (Lazy_demangler): New class.
6990 (Version_script_info::get_symbol_version_helper): Demangle a
6993 2009-01-29 Cary Coutant <ccoutant@google.com>
6995 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6997 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6999 2009-01-28 Ian Lance Taylor <iant@google.com>
7001 * version.cc (version_string): Bump to 1.9.
7003 * gold.h: Include <cstring> and <stdint.h>.
7004 * version.cc: Include <cstdio>.
7005 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7007 * reduced_debug_output.cc (insert_into_vector): Rename from
7008 Insert_into_vector; change all callers. Use Swap_unaligned to
7009 avoid aliasing issue; remove union since it is unnecessary.
7011 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7013 * Makefile.am (CCFILES): Add gc.cc.
7015 * Makefile.in: Regenerate.
7016 * gold.cc (Gc_runner): New class.
7017 (queue_initial_tasks): Call garbage collection related tasks
7018 when corresponding options are invoked.
7019 (queue_middle_gc_tasks): New function.
7020 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7021 processed early before laying out sections during garbage collection.
7022 * gold.h (queue_middle_gc_tasks): New function.
7023 (is_prefix_of): Move from "layout.cc".
7024 * i386.cc (Target_i386::gc_process_relocs): New function.
7025 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7026 * main.cc (main): Create object of class "Garbage_collection".
7027 * object.cc (Relobj::copy_symbols_data): New function.
7028 (Relobj::is_section_name_included): New function.
7029 (Sized_relobj::do_layout): Allow this function to be called twice
7030 during garbage collection and defer layout of section during the
7032 * object.h (Relobj::get_symbols_data): New function.
7033 (Relobj::is_section_name_included): New function.
7034 (Relobj::copy_symbols_data): New function.
7035 (Relobj::set_symbols_data): New function.
7036 (Relobj::get_relocs_data): New function.
7037 (Relobj::set_relocs_data): New function.
7038 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7039 (Relobj::gc_process_relocs): New function.
7040 (Relobj::do_gc_process_relocs): New pure virtual function.
7041 (Relobj::sd_): New data member.
7042 (Sized_relobj::is_output_section_offset_invalid): New function.
7043 (Sized_relobj::do_gc_process_relocs): New function.
7044 * options.h (General_options::gc_sections): Modify to not be a no-op.
7045 (General_options::print_gc_sections): New option.
7046 * plugin.cc (Plugin_finish::run): Remove function call to
7047 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7048 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7049 * reloc.cc (Read_relocs::run): Add task to process relocs and
7050 determine unreferenced sections when doing garbage collection.
7051 (Gc_process_relocs): New class.
7052 (Sized_relobj::do_gc_process_relocs): New function.
7053 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7054 sections that are garbage collected.
7055 * reloc.h (Gc_process_relocs): New class.
7056 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7057 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7058 symbols whose corresponding sections are garbage collected.
7059 (Symbol_table::Symbol_table): Add new parameter for the garbage
7061 (Symbol_table::gc_mark_undef_symbols): New function.
7062 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7063 (Symbol_table::gc_mark_dyn_syms): New function.
7064 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7066 (Symbol_table::add_from_object): Likewise.
7067 (Symbol_table::add_from_relobj): When building shared objects, do not
7068 treat externally visible symbols as garbage.
7069 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7070 table information for static and relocatable links.
7071 * symtab.h (Symbol_table::set_gc): New function.
7072 (Symbol_table::gc): New function.
7073 (Symbol_table::gc_mark_undef_symbols): New function.
7074 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7075 (Symbol_table::gc_mark_dyn_syms): New function.
7076 (Symbol_table::gc_): New data member.
7077 * target.h (Sized_target::gc_process_relocs): New pure virtual
7079 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7080 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7082 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7084 * options.h (General_options::gc_sections): Define as a no-op for now.
7085 (General_options::no_keep_memory): Ditto.
7086 (General_options::Bshareable): Define.
7087 * options.cc (General_options::finalize): Honor -Bshareable.
7089 2009-01-20 Andreas Schwab <schwab@suse.de>
7091 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7092 read the value in the contents, since we don't use it. Use the
7093 template endianness when writing.
7094 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7096 2009-01-19 Andreas Schwab <schwab@suse.de>
7098 * configure.tgt (powerpc64-*): Fix targ_obj.
7100 2009-01-15 Ian Lance Taylor <iant@google.com>
7102 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7103 local symbols when stripping all symbols.
7105 2009-01-14 Cary Coutant <ccoutant@google.com>
7107 * output.cc (Output_reloc): Add explicit instantiations.
7109 2009-01-14 Cary Coutant <ccoutant@google.com>
7111 * archive.cc (Archive::get_elf_object_for_member): Remove call
7112 to File_read::claim_for_plugin.
7113 * descriptors.cc (Descriptors::open): Remove reference to
7115 (Descriptors::claim_for_plugin): Remove.
7116 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7117 (Descriptors::is_claimed): Remove.
7118 (claim_descriptor_for_plugin): Remove.
7119 * fileread.cc (File_read::claim_for_plugin): Remove.
7120 * fileread.h (File_read::claim_for_plugin): Remove.
7121 (File_read::descriptor): Reopen descriptor if necessary.
7122 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7123 (Plugin_manager::all_symbols_read): Add task parameter. Change
7125 (Plugin_manager::get_input_file): New function.
7126 (Plugin_manager::release_input_file): New function.
7127 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7128 corresponding data member.
7129 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7130 and pass to base constructor. Change all callers.
7131 (get_input_file, release_input_file): New functions.
7132 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7133 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7134 (Plugin_manager::all_symbols_read): Add task parameter.
7135 (Plugin_manager::get_input_file): New function.
7136 (Plugin_manager::release_input_file): New function.
7137 (Plugin_manager::task_): New data member.
7138 (Pluginobj::Pluginobj): Add filesize parameter.
7139 (Pluginobj::filename): New function.
7140 (Pluginobj::descriptor): New function.
7141 (Pluginobj::filesize): New function.
7142 (Pluginobj::filesize_): New data member.
7143 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7144 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7145 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7147 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7148 with archive libraries.
7149 * testsuite/Makefile.in: Regenerate.
7150 * testsuite/plugin_test.c (struct sym_info): New type.
7151 (get_input_file, release_input_file): New static variables.
7152 (onload): Capture new transfer vector entries.
7153 (claim_file_hook): Stop reading at end of file according to filesize.
7154 Factor out parsing of readelf output into separate function.
7155 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7156 APIs and get the source file name from the symbol table. Convert
7157 source file name to corresponding object file name. Print info
7158 message when adding new input files.
7159 (parse_readelf_line): New function.
7160 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7161 * testsuite/plugin_test_2.sh: Likewise.
7162 * testsuite/plugin_test_3.sh: Likewise.
7163 * testsuite/plugin_test_4.sh: New test case.
7165 2009-01-07 Ian Lance Taylor <iant@google.com>
7167 * version.cc (version_string): Bump to 1.8.
7169 2008-12-23 Cary Coutant <ccoutant@google.com>
7171 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7172 * plugin.cc (Plugin_manager::finish): Rename as
7173 layout_deferred_objects. Move cleanup to separate function.
7174 (Plugin_manager::cleanup): New function.
7175 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7177 * plugin.h (Plugin_manager::finish): Rename as
7178 layout_deferred_objects.
7179 (Plugin_manager::cleanup): New function.
7180 (Plugin_manager::cleanup_done): New field.
7182 2008-12-23 Cary Coutant <ccoutant@google.com>
7184 * plugin.cc (is_visible_from_outside): New function.
7185 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7186 so we don't return "IR only" status for exported symbols or -r links.
7188 * testsuite/Makefile.am (plugin_test_3): New test case.
7189 * testsuite/Makefile.in: Regenerate.
7190 * testsuite/plugin_test_3.sh: New file.
7192 2008-12-22 Cary Coutant <ccoutant@google.com>
7194 * object.cc (Sized_relobj::layout_section): New function.
7195 (Sized_relobj::do_layout): Defer layout of input sections until after
7196 plugin has provided replacement files.
7197 (Sized_relobj::do_layout_deferred_sections): New function.
7198 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7199 (Relobj::layout_deferred_sections): New function.
7200 (Relobj::do_layout_deferred_sections): New function.
7201 (Sized_relobj::do_layout_deferred_sections): New function.
7202 (Sized_relobj::layout_section): New function.
7203 (Sized_relobj::Deferred_layout): New structure.
7204 (Sized_relobj::deferred_layout_): New field.
7205 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7206 Change all callers. Layout deferred sections.
7207 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7209 (Plugin_hook::run): Move code from do_plugin_hook inline.
7210 (Plugin_hook::do_plugin_hook): Remove.
7211 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7212 (Plugin_manager::finish): Renamed, was cleanup.
7213 (Plugin_manager::should_defer_layout): New function.
7214 (Plugin_manager::add_deferred_layout_object): New function.
7215 (Plugin_manager::Deferred_layout_list): New type.
7216 (Plugin_manager::deferred_layout_objects_): New field.
7217 (Plugin_hook::do_plugin_hook): Remove.
7219 2008-12-17 Ian Lance Taylor <iant@google.com>
7221 * options.h (class General_options): Add --no case for
7224 2008-12-16 Cary Coutant <ccoutant@google.com>
7226 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7228 (Plugin_manager::claim_file): Create plugin object even if
7229 plugin did not call the add_symbols callback.
7230 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7231 asking for more symbols than were added.
7232 * testsuite/Makefile.am (plugin_test_1): Add test case with
7234 (empty.syms): New target.
7235 * testsuite/Makefile.in: Regenerate.
7236 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7237 message. Don't call add_symbols if no globals.
7238 (all_symbols_read_hook): Don't provide replacement for empty
7241 2008-12-12 Ian Lance Taylor <iant@google.com>
7243 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7244 r_type == 0 for a local symbol with r_sym == 0.
7245 (scan_relocatable_relocs): Pass r_sym to
7246 local_non_section_strategy.
7247 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7250 * configure.ac: Update test for TLS descriptors: they are
7251 supported as of glibc 2.9.
7252 * configure: Rebuild.
7254 2008-12-11 Ian Lance Taylor <iant@google.com>
7257 * target-reloc.h (Default_scan_relocatable_relocs): For each
7258 function, map r_type == 0 to RELOC_DISCARD.
7260 2008-12-10 Cary Coutant <ccoutant@google.com>
7262 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7263 object to override a kept COMDAT group from a plugin object.
7265 2008-12-09 Ian Lance Taylor <iant@google.com>
7268 * yyscript.y (file_cmd): Handle INPUT.
7270 * testsuite/initpri1.c: Change all declarations to be full
7271 prototypes by adding void, to avoid compiler warnings.
7273 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7275 * options.cc (General_options::parse_plugin_opt): New.
7276 (General_options::add_plugin): The argument now is just the filename.
7277 (General_options::add_plugin_option): New.
7278 * options.h (plugin_opt): New.
7279 (add_plugin): Change argument name.
7280 (add_plugin_option): New.
7281 * plugin.cc (Plugin::load): Don't parse the plugin option.
7282 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7283 (Plugin::add_option): New.
7284 (Plugin::args_): Change type.
7285 (Plugin::filename_): New.
7286 (Plugin_manager::add_plugin_option): New.
7287 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7288 * testsuite/Makefile.in: Regenerate.
7290 2008-12-05 Cary Coutant <ccoutant@google.com>
7292 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7293 Handle --strip-lto-sections option.
7294 * options.h (strip_lto_sections): New option.
7296 2008-12-01 Cary Coutant <ccoutant@google.com>
7298 * plugin.cc (ld_plugin_message): Change format parameter to const.
7299 Fix mismatch between new[] and delete.
7301 2008-11-14 Cary Coutant <ccoutant@google.com>
7303 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7306 2008-11-05 Craig Silverstein <csilvers@google.com>
7308 * options.cc (General_options::parse_dynamic_list): New function.
7309 * options.h (General_options): New flags dynamic_list,
7310 dynamic_list_data, dynamic_list_cpp_new, and
7311 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7312 (General_options::in_dynamic_list): New function.
7313 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7314 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7315 (Lex::can_continue_name): Likewise.
7317 (read_script_file): New parameter script_options.
7318 (read_dynamic_list): New function.
7319 (Script_options::define_dynamic_list): New function.
7320 (dynamic_list_keyword_parsecodes): New variable.
7321 (dynamic_list_keywords): New variable.
7322 * script.h (Script_options::define_dynamic_list): New function
7324 (read_dynamic_list): New function prototype.
7325 * symtab.cc (strprefix): New macro.
7326 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7327 dynamic_list_data, dynamic_list_cpp_new, and
7328 dynamic_list_cpp_typeinfo.
7329 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7330 (dynamic_list_expr): New rule.
7331 (dynamic_list_nodes): Likewise.
7332 (dynamic_list_node): Likewise.
7333 * testsuite/Makefile.am (dynamic_list): New test.
7334 * testsuite/Makefile.in: Regenerated.
7335 * testsuite/dynamic_list.t: New file.
7336 * testsuite/dynamic_list.sh: New file.
7338 2008-11-05 Craig Silverstein <csilvers@google.com>
7340 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7341 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7342 (t11_last): Likewise.
7343 * testsuite/ver_test_6.c (main): Likewise.
7345 2008-10-07 Cary Coutant <ccoutant@google.com>
7347 * options.c (General_options::finalize): Add check for -static and
7349 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7352 2008-10-02 Cary Coutant <ccoutant@google.com>
7354 * plugin.cc (make_sized_plugin_object): Fix conditional
7355 compilation to work when not all targets are enabled.
7357 2008-09-29 Cary Coutant <ccoutant@google.com>
7359 * archive.cc (Archive::get_file_and_offset): Use filename instead
7360 of name to get library path.
7361 (Archive::include_member): Unlock external member of a thin archive.
7363 * testsuite/Makefile.am (TEST_AR): New variable.
7364 (thin_archive_test_1): New test.
7365 (thin_archive_test_2): New test.
7366 * testsuite/Makefile.in: Regenerate.
7367 * testsuite/thin_archive_main.cc: New file.
7368 * testsuite/thin_archive_test_1.cc: New file.
7369 * testsuite/thin_archive_test_2.cc: New file.
7370 * testsuite/thin_archive_test_3.cc: New file.
7371 * testsuite/thin_archive_test_4.cc: New file.
7373 2008-09-29 Cary Coutant <ccoutant@google.com>
7375 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7376 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7378 (Sized_relobj::do_finalize_local_symbols): Likewise.
7379 (Sized_relobj::map_to_kept_section): Likewise.
7380 * object.h (Sized_relobj::invalid_address): New constant.
7381 (Sized_relobj::do_output_section_offset): Check for invalid_address
7383 * output.cc (Output_reloc::local_section_offset): Use constant
7384 invalid_address instead of -1U.
7385 (Output_reloc::get_address): Likewise.
7386 (Output_section::output_address): Change -1U to -1ULL.
7387 * output.h (Output_reloc::invalid_address): New constant.
7388 * reloc.cc (Sized_relobj::write_sections): Use constant
7389 invalid_address instead of -1U.
7390 (Sized_relobj::relocate_sections): Likewise.
7391 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7392 values for merge sections.
7393 * target-reloc.h (relocate_for_relocatable): Use constant
7394 invalid_address instead of -1U.
7396 2008-09-19 Cary Coutant <ccoutant@google.com>
7398 Add plugin functionality for link-time optimization (LTO).
7399 * configure.ac (plugins): Add --enable-plugins option.
7400 * configure: Regenerate.
7401 * config.in: Regenerate.
7402 * Makefile.am (LIBDL): New variable.
7403 (CCFILES): Add plugin.cc.
7404 (HFILES): Add plugin.h.
7405 (ldadd_var): Add LIBDL.
7406 * Makefile.in: Regenerate.
7408 * archive.cc: Include "plugin.h".
7409 (Archive::setup): Don't preread archive symbols when using a plugin.
7410 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7411 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7413 (Archive::include_member): Add symbols from plugin objects.
7414 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7415 * descriptors.cc (Descriptors::open): Check for file descriptors
7416 abandoned by plugins.
7417 (Descriptors::claim_for_plugin): New function.
7418 * descriptors.h (Descriptors::claim_for_plugin): New function.
7419 (Open_descriptor::is_claimed): New field.
7420 (claim_descriptor_for_plugin): New function.
7421 * fileread.cc (File_read::claim_for_plugin): New function.
7422 * fileread.h (File_read::claim_for_plugin): New function.
7423 (File_read::descriptor): New function.
7424 * gold.cc: Include "plugin.h".
7425 (queue_initial_tasks): Add task to call plugin hooks for generating
7427 * main.cc: Include "plugin.h".
7428 (main): Load plugin libraries.
7429 * object.h (Pluginobj): Declare.
7430 (Object::pluginobj): New function.
7431 (Object::do_pluginobj): New function.
7432 (Object::set_target): New function.
7433 * options.cc: Include "plugin.h".
7434 (General_options::parse_plugin): New function.
7435 (General_options::General_options): Initialize plugins_ field.
7436 (General_options::add_plugin): New function.
7437 * options.h (Plugin_manager): Declare.
7438 (General_options): Add --plugin option.
7439 (General_options::has_plugins): New function.
7440 (General_options::plugins): New function.
7441 (General_options::add_plugin): New function.
7442 (General_options::plugins_): New field.
7443 * plugin.cc: New file.
7444 * plugin.h: New file.
7445 * readsyms.cc: Include "plugin.h".
7446 (Read_symbols::do_read_symbols): Check for archive before checking
7447 for ELF file. Call plugin hooks to claim files.
7448 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7449 from a real object file; force override when processing replacement
7451 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7452 (Symbol::init_base_object): Likewise.
7453 (Symbol::init_base_output_data): Likewise.
7454 (Symbol::init_base_output_segment): Likewise.
7455 (Symbol::init_base_constant): Likewise.
7456 (Symbol::init_base_undefined): Likewise.
7457 (Symbol::output_section): Assert that object is not a plugin.
7458 (Symbol_table::add_from_pluginobj): New function.
7459 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7461 (Symbol_table::sized_write_globals): Likewise.
7462 (Symbol_table::add_from_pluginobj): Instantiate template.
7463 * symtab.h (Sized_pluginobj): Declare.
7464 (Symbol::in_real_elf): New function.
7465 (Symbol::set_in_real_elf): New function.
7466 (Symbol::in_real_elf_): New field.
7467 (Symbol_table::add_from_pluginobj): New function.
7469 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7470 (LIBDL): New variable.
7472 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7473 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7474 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7475 (MOSTLYCLEANFILES): Likewise.
7476 * testsuite/Makefile.in: Regenerate.
7477 * testsuite/plugin_test.c: New file.
7478 * testsuite/plugin_test_1.sh: New file.
7479 * testsuite/plugin_test_2.sh: New file.
7481 2008-09-16 Ian Lance Taylor <iant@google.com>
7483 * target-reloc.h (relocate_section): Check whether a symbol is
7484 defined by the ABI before reporting an undefined symbol error.
7485 * target.h (Target::is_defined_by_abi): Make parameter const.
7486 (Target::do_is_defined_by_abi): Likewise.
7487 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7488 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7489 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7490 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7491 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7492 * testsuite/Makefile.in: Rebuild.
7494 * fileread.cc (make_view): Add casts to avoid warning.
7496 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7498 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7499 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7501 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7503 * options.h (General_options::output_is_executable): New.
7504 (General_options::output_is_pie): New.
7505 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7506 for shared libraries.
7507 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7509 2008-09-11 Chris Demetriou <cgd@google.com>
7511 * options.h (origin): New -z option.
7512 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7513 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7516 2008-09-05 Cary Coutant <ccoutant@google.com>
7518 * fileread.cc (File_read::make_view): Add check for attempt to map
7521 2008-09-05 Cary Coutant <ccoutant@google.com>
7523 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7524 explicit instantiations.
7526 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7529 * options.cc (General_options::finalize): Allow undefined symbols
7530 in shlibs if linking -shared.
7533 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7534 symbols as not needing a dynsym entry.
7536 2008-08-20 Craig Silverstein <csilvers@google.com>
7538 * fileread.cc (File_read::open): Do not lock the file unless it
7539 was successfully opened.
7541 2008-08-14 Cary Coutant <ccoutant@google.com>
7543 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7544 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7545 * testsuite/tls_test.cc (struct int128): 128-bit struct
7546 for testing TLS relocs with non-zero addend.
7547 (v12): New TLS variable.
7549 (t_last): Add check for v12.
7550 * testsuite/tls_test.h (t12): New function.
7551 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7553 2008-08-13 Ian Lance Taylor <iant@google.com>
7555 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7556 set tls_segment_ or relro_segment_.
7557 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7559 * output.h (Output_section::clear_is_relro): New function.
7560 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7561 sections specially even when output_data_ is empty.
7562 (Output_segment::maximum_alignment): When first section is relro,
7563 only force alignment for PT_LOAD segments.
7564 * script.cc (script_data_segment_align): New function.
7565 (script_data_segment_relro_end): New function.
7566 * script-c.h (script_data_segment_align): Declare.
7567 (script_data_segment_relro_end): Declare.
7568 * script-sections.h (class Script_sections): Declare
7569 data_segment_align and data_segment_relro_end. Add fields
7570 segment_align_index_ and saw_relro_end_.
7571 * script-sections.cc (class Sections_element): Add set_is_relro
7572 virtual function. Add new bool* parameter to place_orphan_here.
7573 Add get_output_section virtual function.
7574 (class Output_section_definition): Add set_is_relro. Add new
7575 bool* parameter to place_orphan_here. Add get_output_section.
7576 Add is_relro_ field.
7577 (Output_section_definition::Output_section_definition): Initialize
7578 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7579 and is_relro_ fields.
7580 (Output_section_definition::place_orphan_here): Add is_relro
7582 (Output_section_definition::set_section_addresses): Set relro for
7584 (Output_section_definition::alternate_constraint): Likewise.
7585 (class Orphan_output_section): Add new bool* parameter to
7586 place_orphan_here. Add get_output_section.
7587 (Orphan_output_section::place_orphan_here): Add is_relro
7589 (Script_sections::Script_sections): Initialize
7590 data_segment_align_index_ and saw_relro_end_.
7591 (Script_sections::data_segment_align): New function.
7592 (Script_sections::data_segment_relro_end): New function.
7593 (Script_sections::place_orphan): Set or clear is_relro.
7594 (Script_sections::set_section_addresses): Force alignment of first
7596 * yyscript.y (exp): Call script_data_segment_align and
7597 script_data_segment_relro_end.
7598 * testsuite/relro_script_test.t: New file.
7599 * testsuite/relro_test.cc (using_script): Declare.
7600 (t1, t2): Test using_script.
7601 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7602 (relro_script_test_SOURCES): Define.
7603 (relro_script_test_DEPENDENCIES): Define.
7604 (relro_script_test_LDFLAGS): Define.
7605 (relro_script_test_LDADD): Define.
7606 (relro_script_test.so): New target.
7607 * testsuite/Makefile.in: Rebuild.
7609 2008-08-06 Cary Coutant <ccoutant@google.com>
7611 * archive.cc (Archive::total_archives, Archive::total_members)
7612 (Archive::total_members_loaded): New variables.
7613 (Archive::setup): Add parameter. Add option to preread
7615 (Archive::read_armap): Add counter.
7616 (Archive::get_file_and_offset): New function.
7617 (Archive::get_elf_object_for_member): New function.
7618 (Archive::read_all_symbols): New function.
7619 (Archive::read_symbols): New function.
7620 (Archive::add_symbols): Add counters.
7621 (Archive::include_all_members): Use armap to find members if it's
7623 (Archive::include_member): Skip reading symbols if already read.
7624 Factored code into Archive::get_file_and_offset and
7625 Archive::get_elf_object_for_member. Changed call to
7626 Mapfile::report_include_archive_member.
7627 (Archive::print_stats): New function.
7628 * archive.h: Declare Object and Read_symbols_data classes.
7629 (Archive::Archive): Add initializers for new members.
7630 (Archive::setup): Add parameter.
7631 (Archive::print_stats): New function.
7632 (Archive::total_archives, Archive::total_members)
7633 (Archive::total_members_loaded): New variables.
7634 (Archive::get_file_and_offset): New function.
7635 (Archive::get_elf_object_for_member): New function.
7636 (Archive::read_all_symbols): New function.
7637 (Archive::read_symbols): New function.
7638 (Archive::Archive_member): New class.
7639 (Archive::members_): New member.
7640 (Archive::num_members_): New member.
7641 * main.cc: Include archive.h.
7642 (main): Call Archive::print_stats.
7643 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7644 archive parameter; member_name is now the fully-decorated name.
7645 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7646 * options.h: (General_options): Add --preread-archive-symbols option.
7647 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7650 2008-08-04 Ian Lance Taylor <iant@google.com>
7652 * symtab.h (Symbol::use_plt_offset): New function.
7653 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7654 * powerpc.cc (Relocate::relocate): Likewise.
7655 * sparc.cc (Relocate::relocate): Likewise.
7656 * x86_64.cc (Relocate::relocate): Likewise.
7657 * testsuite/weak_plt.sh: New test.
7658 * testsuite/weak_plt_main.cc: New test.
7659 * testsuite/weak_plt_shared.cc: New test.
7660 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7661 (check_PROGRAMS): Add weak_plt.
7662 (check_DATA): Add weak_plt_shared.so.
7663 (weak_plt_main_pic.o, weak_plt): New targets.
7664 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7665 * testsuite/Makefile.in: Rebuild.
7667 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7669 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7670 * testsuite/Makefile.in: Rebuild.
7672 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7674 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7675 * Makefile.in: Regenerate.
7676 * po/POTFILES.in: Regenerate.
7678 2008-07-29 Ian Lance Taylor <iant@google.com>
7680 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7681 symbols before other symbols.
7682 * testsuite/script_test_2.cc (test_addr): Declare.
7683 (test_addr_alias): Declare.
7684 (main): Check that test_addr and test_addr_alias have the right
7686 * testsuite/script_test_2.t: Define test_addr_alias and
7689 2008-07-24 Ian Lance Taylor <iant@google.com>
7692 * descriptors.cc: New file.
7693 * descriptors.h: New file.
7694 * gold-threads.h (class Hold_optional_lock): New class.
7695 * fileread.cc: Include "descriptors.h".
7696 (File_read::~File_read): Release descriptor rather than closing
7698 (File_read::open) [file]: Call open_descriptor rather than open.
7699 Set is_descriptor_opened_.
7700 (File_read::open) [memory]: Assert that descriptor is not open.
7701 (File_read::reopen_descriptor): New function.
7702 (File_read::release): Release descriptor.
7703 (File_read::do_read): Make non-const. Reopen descriptor.
7704 (File_read::read): Make non-const.
7705 (File_read::make_view): Reopen descriptor.
7706 (File_read::do_readv): Likewise.
7707 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7708 Update declarations.
7709 * layout.cc: Include "descriptors.h".
7710 (Layout::create_build_id): Use open_descriptor rather than open.
7711 * output.cc: Include "descriptors.h".
7712 (Output_file::open): Use open_descriptor rather than open.
7713 * archive.cc (Archive::const_iterator): Change Archive to be
7715 (Archive::begin, Archive::end): Make non-const.
7716 (Archive::count_members): Likewise.
7717 * archive.h (class Archive): Update declarations.
7718 * object.h (Object::read): Make non-const.
7719 * Makefile.am (CCFILES): Add descriptors.cc.
7720 (HFILES): Add descriptors.h.
7721 * Makefile.in: Rebuild.
7724 * gold.h: Always include <clocale>. Add Solaris workarounds
7725 following code in binutils/sysdep.h.
7728 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7729 this->eh_frame_hdr_ is NULL before using it.
7731 * dynobj.cc (Versions::Versions): Update comment.
7733 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7734 the base version name.
7736 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7737 array size plus one.
7738 (Stringpool_template::set_string_offsets): Subtract one from key
7739 before using it as an array index.
7740 (Stringpool_template::get_offset_with_length): Likewise.
7741 (Stringpool_template::write_to_buffer): Likewise.
7742 * stringpool.h (Stringpool_template::get_offset_from_key):
7745 2008-07-23 Ian Lance Taylor <iant@google.com>
7748 * object.h (Merged_symbol_value::value): Do our best to handle a
7752 * script.cc (Version_script_info::get_versions): Don't add empty
7753 version tag to return value.
7754 (Version_script_info::get_symbol_version_helper): Change return
7755 type to bool. Add pversion parameter. Change all callers.
7756 (script_register_vers_node): Don't require a non-NULL tag.
7757 * script.h (class Version_script_info): Update declarations.
7758 (Version_script_info::get_symbol_version): Change return type to
7759 bool. Add version parameter. Change all callers.
7760 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7761 handling. Handle an empty version from a version script.
7762 (Symbol_table::define_special_symbol): Likewise.
7763 * testsuite/ver_test_10.script: New file.
7764 * testsuite/ver_test_10.sh: New file.
7765 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7766 (check_DATA): Add ver_test_10.syms.
7767 (ver_test_10.syms, ver_test_10.so): New target.
7768 * testsuite/Makefile.in: Rebuild.
7770 2008-07-23 Simon Baldwin <simonb@google.com>
7772 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7773 to zero for undefined symbols from dynamic libraries.
7775 2008-07-23 Ian Lance Taylor <iant@google.com>
7777 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7779 * symtab.h (class Symbol_table): Update declaration.
7780 * testsuite/ver_test_9.cc: New file.
7781 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7782 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7783 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7784 (ver_test_9.so, ver_test_9.o): New targets.
7785 * testsuite/Makefile.in: Rebuild.
7787 2008-07-22 Ian Lance Taylor <iant@google.com>
7789 * options.h (class General_options): Define --check-sections.
7790 * layout.cc (Layout::set_segment_offsets): Handle
7793 * options.h (class General_options): Define -n/--nmagic and
7795 * options.cc (General_options::finalize): For -n/--nmagic or
7796 -N/--omagic, set -static.
7797 * layout.cc (Layout::attach_allocated_section_to_segment): If
7798 -N/--omagic, don't put read-only and read-write sections in
7800 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7801 finding a read-only segment.
7802 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7803 don't set the minimum segment alignment to the common page size,
7804 and don't set the file offset to the address modulo the page size.
7805 * script-sections.cc (Script_sections::create_segments): If
7806 -n/--omagic, don't put read-only and read-write sections in
7809 * cref.cc: New file.
7811 * options.h (class General_options): Add --print-symbol-counts.
7812 * main.cc (main): Issue defined symbol report if requested.
7813 * archive.cc (Archive::interpret_header): Make into a const member
7815 (Archive::add_symbols): Call Input_objects::archive_start and
7817 (Archive::const_iterator): Define new class.
7818 (Archive::begin, Archive::end): New functions.
7819 (Archive::include_all_members): Rewrite to use iterator.
7820 (Archive::count_members): New function.
7821 * archive.h (class Archive): Update declarations.
7822 (Archive::filename): New function.
7823 * object.cc: Include "cref.h".
7824 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7825 (Sized_relobj::do_get_global_symbol_counts): New function.
7826 (Input_objects::add_object): Add object to cross-referencer.
7827 (Input_objects::archive_start): New function.
7828 (Input_objects::archive_stop): New function.
7829 (Input_objects::print_symbol_counts): New function.
7830 * object.h: Declare Cref and Archive.
7831 (Object::get_global_symbol_counts): New function.
7832 (Object::do_get_global_symbol_counts): New pure virtual function.
7833 (class Sized_relobj): Add defined_count_ field. Update
7835 (class Input_objects): Add cref_ field. Update constructor.
7836 Update declarations.
7837 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7839 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7841 (Sized_dynobj::do_get_global_symbol_counts): New function.
7842 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7843 defined_count_. Update declarations. Define Symbols typedef.
7844 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7845 parameter. Change all callers.
7846 (Symbol_table::add_from_dynobj): Add sympointers and defined
7847 parameters. Change all callers.
7848 * symtab.h (class Symbol_table): Update declarations.
7849 * Makefile.am (CCFILES): Add cref.cc.
7850 (HFILES): Add cref.h.
7851 * Makefile.in: Rebuild.
7853 2008-07-22 Simon Baldwin <simonb@google.com>
7855 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7856 to zero when writing undefined symbols.
7858 2008-07-22 Ian Lance Taylor <iant@google.com>
7860 * output.cc (Output_section::add_input_section): Don't try to
7861 merge empty merge sections.
7863 2008-07-21 Craig Silverstein <csilvers@google.com>
7865 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7866 Include symbol version in error message.
7868 2008-07-20 Chris Demetriou <cgd@google.com>
7870 * configure.ac (gold_cv_c_random_seed): New configured variable.
7871 (RANDOM_SEED_CFLAGS): New substituted variable.
7872 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7873 * configure: Rebuild.
7874 * Makefile.in: Likewise.
7875 * testsuite/Makefile.in: Likewise.
7877 2008-07-18 Ian Lance Taylor <iant@google.com>
7879 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7880 where we see NAME/NULL and NAME/VERSION as separate symbols.
7881 * testsuite/ver_test_main.cc (main): Call t4.
7882 (t4, t4_2a): Define.
7883 * testsuite/ver_test_2.cc (t4_2): Define.
7884 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7885 * testsuite/ver_test_4.cc (t4_2a): Define.
7886 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7887 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7889 2008-07-17 Ian Lance Taylor <iant@google.com>
7891 * dynobj.cc (Versions::add_def): If we give an error about a
7892 missing version, go ahead and create the version anyhow.
7894 2008-07-10 Ian Lance Taylor <iant@google.com>
7896 Handle output sections with more than 0x7fffffff bytes.
7897 * object.h (class Relobj): Change map_to_output_ to
7898 output_sections_, and just keep a section pointer. Change all
7899 uses. Move comdat group support to Sized_relobj.
7900 (Relobj::is_section_specially_mapped): Remove.
7901 (Relobj::output_section): Remove poff parameter. Change all
7903 (Relobj::output_section_offset): New function.
7904 (Relobj::set_section_offset): Rewrite.
7905 (Relobj::map_to_output): Remove.
7906 (Relobj::output_sections): New function.
7907 (Relobj::do_output_section_offset): New pure virtual function.
7908 (Relobj::do_set_section_offset): Likewise.
7909 (class Sized_relobj): Add section_offsets_ field. Add comdat
7910 group support from Relobj. Update declarations.
7911 (Sized_relobj::get_output_section_offset): New function.
7912 (Sized_relobj::do_output_section_offset): New function.
7913 (Sized_relobj::do_set_section_offset): New function.
7914 * object.cc (Relobj::output_section_address): Remove.
7915 (Sized_relobj::Sized_relobj): Initialize new fields.
7916 (Sized_relobj::include_section_group): Cast find_kept_object to
7918 (Sized_relobj::include_linkonce_section): Likewise.
7919 (Sized_relobj::do_layout): Use separate arrays for output section
7921 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7923 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7924 output_sections and section_offsets.
7925 (Sized_relobj::write_local_symbols): Likewise.
7926 (map_to_kept_section): Compute output address directly.
7927 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7928 output_sections and section_offsets.
7929 (Sized_relobj::write_sections): Likewise.
7930 (Sized_relobj::relocate_sections): Likewise.
7931 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7932 * output.h (class Output_reloc): Update declarations. Change
7933 u2_.relobj to Sized_relobj*.
7934 (class Output_data_reloc): Change add functions to use
7936 * output.cc (Output_reloc::Output_reloc): Change relobj to
7938 (Output_reloc::local_section_offset): Change return type to
7939 Elf_Addr. Use get_output_section_offset.
7940 (Output_reloc::get_address): Likewise.
7941 (Output_section::is_input_address_mapped): Don't call
7942 is_section_specially_mapped.
7943 (Output_section::output_offset): Likewise.
7944 (Output_section::output_address): Likewise.
7945 (Output_section::starting_output_address): Likewise.
7946 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7947 parameter to Sized_relobj*.
7948 (Copy_relocs::need_copy_reloc): Likewise.
7949 (Copy_relocs::save): Likewise.
7950 * copy-relocs.h (class Copy_relocs): Update declarations.
7951 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7952 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7953 * target-reloc.h (relocate_for_relocatable): Change
7954 offset_in_output_section type to Elf_Addr. Change code that uses
7956 * layout.cc (Layout::layout): Always set *off.
7957 * mapfile.cc (Mapfile::print_input_section): Use
7958 output_section_offset.
7959 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7961 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7962 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7963 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7965 2008-07-03 Ian Lance Taylor <iant@google.com>
7967 * layout.cc (Layout::include_section): Do not discard unrecognized
7968 SHT_STRTAB sections.
7970 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7972 * script.cc (Lex::can_continue_name): Make '?' allowable in
7973 version-script names.
7974 * testsuite/version_script.map: Change glob pattern to use '?'
7976 2008-06-30 Manish Singh <yosh@gimp.org>
7979 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7982 2008-06-30 Ian Lance Taylor <iant@google.com>
7986 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7987 versions]: Don't try to read the value in the contents, since we
7988 don't use it. Use the template endianness when writing.
7990 2008-06-25 Cary Coutant <ccoutant@google.com>
7992 * fileread.cc (File_read::make_view): Assert on zero-length view.
7993 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7994 symbol table when there are no symbols to read.
7996 2008-06-23 Craig Silverstein <csilvers@google.com>
7998 * version.cc (version_string): Bump to 1.7
8000 2008-06-18 Craig Silverstein <csilvers@google.com>
8002 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
8003 constant 0xFFFF to type Valtype.
8004 (Powerpc_relocate_functions::rel16_ha): Likewise.
8006 2008-06-17 Ian Lance Taylor <iant@google.com>
8008 * output.h (Output_section::Input_section): Initialize p2align_ to
8009 zero for Output_section_data constructors.
8010 (Output_section::Input_section::addralign): If not an input
8011 section, return the alignment of the Output_section_data.
8012 * testsuite/copy_test.cc: New file.
8013 * testsuite/copy_test_1.cc: New file.
8014 * testsuite/copy_test_2.cc: New file.
8015 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8016 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8017 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8018 (copy_test_1_pic.o, copy_test_1.so): New targets.
8019 (copy_test_2_pic.o, copy_test_2.so): New targets.
8020 * testsuite/Makefile.in: Rebuild.
8022 * script-sections.cc (Script_sections::place_orphan): Initialize
8023 local variable exact.
8025 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8027 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8029 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8030 David S. Miller <davem@davemloft.net>
8032 * powerpc.cc: New file.
8033 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8034 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8035 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8036 * Makefile.in: Rebuild.
8038 2008-06-09 Ian Lance Taylor <iant@google.com>
8040 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8042 (throwing, orig_terminate): New static variables.
8043 (terminate_handler): New static function.
8044 (t2): Set terminate handler.
8046 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8049 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8052 2008-05-30 Cary Coutant <ccoutant@google.com>
8054 * archive.cc (Archive::include_all_members) Correct to step
8055 over symbol table and extended name table in thin archives.
8057 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8060 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8063 2008-05-28 Caleb Howe <cshowe@google.com>
8065 * reduced_debug_output.cc: New file.
8066 * reduced_debug_output.h: New file.
8067 * options.h (class General_options): Add --strip-debug-non-line.
8068 * options.cc (General_options::finalize): Add strip_debug_non_line
8069 to the strip heirarchy.
8070 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8072 * layout.cc: Include "reduced_debug_output.h".
8073 (Layout::Layout): Initialize new fields.
8074 (line_only_debug_sections): New static array.
8075 (is_lines_only_debug_sections): New static inline function.
8076 (Layout::include_section): Handle --strip-debug-non-line.
8077 (Layout::make_output_section): If --strip-debug-non-line, build
8078 new output sections for .debug_abbrev and .debug_info.
8079 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8080 gold. Warn about possible overflow.
8081 (read_signed_LEB_128): Likewise.
8082 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8083 (read_signed_LEB_128): Declare.
8084 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8085 (HFILES): Add reduced_debug_output.h.
8086 * Makefile.in: Rebuild.
8088 2008-05-21 Ian Lance Taylor <iant@google.com>
8090 * mapfile.cc: New file.
8091 * mapfile.h: New file.
8092 * options.h (class General_options): Add -M/--print-map and -Map.
8093 * options.cc (General_options::finalize): Make -M equivalent to
8095 * main.cc: Include <cstdio> and "mapfile.h".
8096 (main): Open mapfile if requested.
8097 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8098 constructor. Change caller.
8099 (queue_initial_tasks): Add mapfile parameter. Change caller.
8100 (queue_middle_tasks): Likewise.
8101 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8103 * archive.cc: Include "mapfile.h".
8104 (Archive::add_symbols): Add mapfile parameter. Change all
8105 callers. Pass mapfile, symbol, and reason to include_member.
8106 (Archive::include_all_members): Add mapfile parameter. Change all
8108 (Archive::include_member): Add mapfile, sym, and why parameters.
8109 Change all callers. Report inclusion to map file.
8110 * archive.h: Include "fileread.h".
8111 (class Archive): Update declarations.
8112 (Archive::file): New const method.
8113 (class Add_archive_symbols): Add mapfile_ field. Update
8114 constructor. Change all callers.
8115 * readsyms.h (class Read_symbols): Likewise.
8116 (class Finish_group): Likewise.
8117 (class Read_script): Likewise.
8118 * common.cc: Include "mapfile.h".
8119 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8121 (Symbol_table::do_allocate_commons): Likewise.
8122 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8123 symbol allocation to mapfile.
8124 * common.h (class Allocate_commons_task): Add mapfile_ field.
8125 Update constructor. Change all callers.
8126 * symtab.h (class Symbol_table): Update declarations.
8127 * layout.cc: Include "mapfile.h".
8128 (Layout_task_runner::run): Print information to mapfile.
8129 (Layout::create_gold_note): Change Output_data_fixed_space to
8130 Output_data_zero_fill.
8131 (Layout::create_build_id): Likewise.
8132 (Layout::print_to_mapfile): New function.
8133 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8134 constructor. Change caller.
8135 (class Layout): Declare print_to_mapfile.
8136 * output.cc (Output_section::Input_section::print_to_mapfile): New
8138 (Output_section::add_input_section): If producing a map, always
8139 add to input_sections_ list.
8140 (Output_section::do_print_to_mapfile): New function.
8141 (Output_segment::print_sections_to_mapfile): New function.
8142 (Output_segment::print_section_list_to_mapfile): New function.
8143 * output.h: Include "mapfile.h".
8144 (Output_data::print_to_mapfile): New function.
8145 (Output_data::do_print_to_mapfile): New virtual function.
8146 (Output_segment_headers::do_print_to_mapfile): New function.
8147 (Output_file_header::do_print_to_mapfile): New function.
8148 (Output_data_const::do_print_to_mapfile): New function.
8149 (class Output_data_const_buffer): Add map_name_ field. Update
8150 constructor. Change all callers. Add do_print_to_mapfile
8152 (class Output_data_fixed_space): Likewise.
8153 (class Output_data_space): Likewise.
8154 (class Output_data_zero_fill): New class.
8155 (Output_data_strtab::do_print_to_mapfile): New function.
8156 (Output_data_reloc_base::do_print_to_mapfile): New function.
8157 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8158 (Output_data_group::do_print_to_mapfile): New function.
8159 (Output_data_got::do_print_to_mapfile): New function.
8160 (Output_data_dynamic::do_print_to_mapfile): New function.
8161 (Output_symtab_xindex::do_print_to_mapfile): New function.
8162 (class Output_section): Declare do_print_to_mapflie. Declare
8163 print_to_mapfile in Input_section.
8164 (class Output_segment): Declare new functions.
8165 * object.h (Sized_relobj::symbol_count): New function.
8166 * script-sections.cc
8167 (Output_section_element_dot_assignment::set_section_addresses):
8168 Change Output_data_fixed_space to Output_data_zero_fill.
8169 (Output_data_expression::do_print_to_mapfile): New function.
8170 * script.cc (read_input_script): Add mapfile parameter. Change
8172 * script.h (read_input_script): Update declaration.
8173 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8174 (Eh_frame::do_print_to_mapfile): New function.
8175 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8176 (Output_merge_string::do_print_to_mapfile): New function.
8177 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8179 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8181 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8183 * Makefile.am (CCFILES): Add mapfile.cc.
8184 (HFILES): Add mapfile.h.
8185 * Makefile.in: Rebuild.
8187 2008-05-19 Ian Lance Taylor <iant@google.com>
8189 * options.h (class General_options): Add -z relro.
8190 * layout.cc (Layout::Layout): Initialize relro_segment_.
8191 (Layout::add_output_section_data): Return the output section.
8192 (Layout::make_output_section): Rcognize relro sections and mark
8194 (Layout::attach_allocated_section_to_segment): Put relro sections
8195 in a PT_GNU_RELRO segment.
8196 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8198 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8200 (Layout::linkonce_mapping): Map d.rel.ro.local to
8202 (Layout::output_section_name): Us .data.rel.ro.local for any
8203 section which begins with that.
8204 * layout.h (class Layout): Update add_output_section_data
8205 declaration. Add relro_segment_ field.
8206 * output.cc (Output_section::Output_section): Initialize is_relro_
8207 and is_relro_local_ fields.
8208 (Output_segment::add_output_section): Group relro sections.
8209 (Output_segment::is_first_section_relro): New function.
8210 (Output_segment::maximum_alignment): If there is a relro section,
8211 align the segment to the common page size.
8212 (Output_segment::set_section_addresses): Track whether we are
8213 looking at relro sections. If the last section is a relro
8214 section, align to the common page size.
8215 (Output_segment::set_section_list_addresses): Add in_relro
8216 parameter. Change all callers. Align to the page size when
8217 moving from relro to non-relro section.
8218 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8220 * output.h (class Output_section): Add is_relro_ and
8221 is_relro_local_ fields.
8222 (Output_section::is_relro): New function.
8223 (Output_section::set_is_relro): New function.
8224 (Output_section::is_relro_local): New function.
8225 (Output_section::set_is_relro_local): New function.
8226 (class Output_segment): Update declarations.
8227 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8228 * sparc.cc (Target_sparc::got_section): Likewise.
8229 * x86_64.cc (Target_x86_64::got_section): Likewise.
8230 * testsuite/relro_test_main.cc: New file.
8231 * testsuite/relro_test.cc: New file.
8232 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8233 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8234 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8235 (relro_test.so, relro_test_pic.o): New targets.
8236 * testsuite/Makefile.in: Rebuild.
8238 2008-05-16 Ian Lance Taylor <iant@google.com>
8240 * output.cc (Output_segment::add_output_section): Remove front
8242 * output.h (class Output_segment): Remove
8243 add_initial_output_section and overloaded add_output_section.
8244 Update declaration of remaining add_output_section.
8245 * layout.cc (Layout::create_interp): Call add_output_section
8246 rather than add_initial_output_section.
8247 (Layout::finish_dynamic_section): Likewise.
8249 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8250 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8251 know the dynamic type.
8252 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8253 field. Initialize it in constructor.
8254 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8255 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8256 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8259 * output.cc (Output_reloc::get_address): Change return type to
8261 * output.h (class Output_reloc): Update get_address declaration.
8262 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8263 for section addresses.
8265 2008-05-09 Ian Lance Taylor <iant@google.com>
8268 * gold.cc (gold_nomem): Use return value of write.
8270 2008-05-08 Ian Lance Taylor <iant@google.com>
8272 * symtab.c (Symbol::init_base_output_data): Add version
8273 parameter. Change all callers.
8274 (Symbol::init_base_output_segment): Likewise.
8275 (Symbol::init_base_constant): Likewise.
8276 (Symbol::init_base_undefined): Likewise.
8277 (Sized_symbol::init_output_data): Likewise.
8278 (Sized_symbol::init_output_segment): Likewise.
8279 (Sized_symbol::init_constant): Likewise.
8280 (Sized_symbol::init_undefined): Likewise.
8281 (Symbol_table::do_define_in_output_data): If the new symbol has a
8282 version, mark it as the default.
8283 (Symbol_table::do_define_in_output_segment): Likewise.
8284 (Symbol_table::do_define_as_constant): Likewise.
8285 * symtab.h (class Symbol): Update declarations.
8286 (class Sized_symbol): Likewise.
8287 * resolve.cc (Symbol::override_version): New function.
8288 (Symbol::override_base): Call override_version.
8289 (Symbol::override_base_with_special): Likewise.
8290 * testsuite/ver_script_8.script: New file.
8291 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8292 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8293 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8294 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8296 2008-05-06 Ian Lance Taylor <iant@google.com>
8299 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8301 (class General_options): Remove existing --undefined, and add
8302 --no-undefined instead. Add new --undefined as synonym for -u.
8303 * archive.cc (Archive::add_symbols): Check whether symbol was
8305 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8306 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8307 all uses. Add IS_UNDEFINED. Update declarations to split
8308 different versions of init_base. Declare init_base_undefined.
8309 (Symbol::is_defined): Handle IS_UNDEFINED.
8310 (Symbol::is_undefined): Likewise.
8311 (Symbol::is_weak_undefined): Call is_undefined.
8312 (Symbol::is_absolute): Handle IS_CONSTANT.
8313 (class Sized_symbol): Update declarations to split different
8314 versions of init. Declare init_undefined.
8315 (class Symbol_table): Declare new functions.
8316 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8318 (Symbol::init_base_output_data): Likewise.
8319 (Symbol::init_base_output_segment): Likewise.
8320 (Symbol::init_base_constant): Likewise.
8321 (Symbol::init_base_undefined): New function.
8322 (Sized_symbol::init_object): Rename from init. Change all
8324 (Sized_symbol::init_output_data): Likewise.
8325 (Sized_symbol::init_output_segment): Likewise.
8326 (Sized_symbol::init_constant): Likewise.
8327 (Sized_symbol::init_undefined): New function.
8328 (Symbol_table::add_undefined_symbols_from_command_line): New
8330 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8332 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8333 (Symbol::output_section): Likewise.
8334 (Symbol::set_output_section): Likewise.
8335 (Symbol_table::sized_finalize_symbol): Likewise.
8336 (Symbol_table::sized_write_globals): Likewise.
8337 * resolve.cc (Symbol_table::should_override): Likewise.
8338 (Symbol::override_base_with_special): Likewise.
8340 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8341 symbol, change it to have default visibility.
8342 * testsuite/protected_1.cc: New file.
8343 * testsuite/protected_2.cc: New file.
8344 * testsuite/protected_3.cc: New file.
8345 * testsuite/protected_main_1.cc: New file.
8346 * testsuite/protected_main_2.cc: New file.
8347 * testsuite/protected_main_3.cc: New file.
8348 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8349 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8350 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8351 (protected_1.so): New target.
8352 (protected_1_pic.o, protected_2_pic.o): New targets.
8353 (protected_3_pic.o): New target.
8354 (check_PROGRAMS): Add protected_2.
8355 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8356 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8357 * testsuite/Makefile.in: Rebuild.
8359 * options.h (DEFINE_var): Add set_user_set_##varname__.
8360 (DEFINE_bool_alias): New macro.
8361 (class General_options): Define -Bstatic using DEFINE_bool_alias
8362 rather than DEFINE_special. Add --undefined as an alias for -z
8364 * options.cc (General_options::parse_Bstatic): Remove.
8366 * options.h (class General_options): Add --fatal-warnings.
8367 * main.cc (main): Implement --fatal-warnings.
8368 * errors.h (Errors::warning_count): New function.
8370 * options.h (class General_options): Add -Bsymbolic-functions.
8371 * symtab.h (Symbol::is_preemptible): Check for
8372 -Bsymbolic-functions.
8374 2008-05-05 Ian Lance Taylor <iant@google.com>
8376 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8377 as noVARNAME rather than no-VARNAME.
8378 (class General_options): Add option -z combreloc.
8379 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8381 (Output_reloc::sort_before) [SHT_REL]: New function.
8382 (Output_reloc::sort_before) [SHT_RELA]: New function.
8383 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8384 Sort_relocs_comparison.
8385 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8386 parameter. Change all callers.
8387 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8388 sort_relocs parameter. Change all callers.
8389 * output.cc (Output_reloc::get_address): New function, broken out
8391 (Output_reloc::write_rel): Call it.
8392 (Output_reloc::compare): New function.
8393 (Output_data_reloc_base::do_write): Optionally sort relocs.
8395 * configure.ac: If targ_extra_obj is set, link it in.
8396 * configure.tgt: Initialize all variables.
8397 (x86_64*): Set targ_extra_obj and targ_extra_size.
8398 * configure: Rebuild.
8400 * object.cc (Sized_relobj::include_section_group): Adjust section
8401 indexes read from group data. Build vector to pass to
8403 * layout.cc (Layout::layout_group): Add flags and shndxes
8404 parameters. Remove contents parameter. Change caller. Update
8405 explicit instantiations.
8406 * layout.h (class Layout): Update layout_group declaration.
8407 * output.cc (Output_data_group::Output_data_group): Add flags and
8408 input_shndxes parameters. Remove contents parameter. Change
8410 (Output_data_group::do_write): Change input_sections_ to
8412 * output.h (class Output_data_group): Update constructor
8413 declaration. Rename input_sections_ to input_shndxes_.
8414 * testsuite/many_sections_test.cc: Add template.
8416 2008-04-30 Cary Coutant <ccoutant@google.com>
8418 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8420 * layout.cc (Layout::include_section): Refactored check for debug
8422 (Layout::add_comdat): Add new parameters. Change type
8423 of signature parameter. Add object and shndx to signatures table.
8424 (Layout::find_kept_object): New function.
8425 * layout.h: Include <cstring>.
8426 (Layout::is_debug_info_section): New function.
8427 (Layout::add_comdat): Add new parameters.
8428 (Layout::find_kept_object): New function.
8429 (Layout::Kept_section): New struct.
8430 (Layout::Signatures): Change type of map range.
8431 * object.cc (Relobj::output_section_address): New function.
8432 (Sized_relobj::include_section_group): Add new parameters. Change
8433 calls to Layout::add_comdat. Change to build table of kept comdat
8434 groups and table mapping discarded sections to kept sections.
8435 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8436 (Sized_relobj::do_layout): Change calls to include_section_group and
8437 include_linkonce_section.
8438 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8439 value to zero when section is discarded.
8440 (Sized_relobj::map_to_kept_section): New function.
8441 * object.h (Relobj::output_section_address): New function.
8442 (Relobj::Comdat_group): New type.
8443 (Relobj::find_comdat_group): New function.
8444 (Relobj::Comdat_group_table): New type.
8445 (Relobj::Kept_comdat_section): New type.
8446 (Relobj::Kept_comdat_section_table): New type.
8447 (Relobj::add_comdat_group): New function.
8448 (Relobj::set_kept_comdat_section): New function.
8449 (Relobj::get_kept_comdat_section): New function.
8450 (Relobj::comdat_groups_): New field.
8451 (Relobj::kept_comdat_sections_): New field.
8452 (Symbol_value::input_value): Update comment.
8453 (Sized_relobj::map_to_kept_section) New function.
8454 (Sized_relobj::include_linkonce_section): Add new parameter.
8455 * target-reloc.h (Comdat_behavior): New type.
8456 (get_comdat_behavior): New function.
8457 (relocate_section): Add code to map a discarded section to the
8458 corresponding kept section when applying a relocation.
8460 2008-04-30 Craig Silverstein <csilvers@google.com>
8462 * dwarf_reader.cc (next_generation_count): New static var.
8463 (Addr2line_cache_entry): New struct.
8464 (addr2line_cache): New static var.
8465 (Dwarf_line_info::one_addr2line): Added caching.
8466 (Dwarf_line_info::clear_addr2line_cache): New function.
8467 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8468 cache-size parameter.
8469 (Dwarf_line_info::one_addr2line_cache): New function.
8470 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8471 new cache-size argument to one_addr2line(), and clear cache.
8473 2008-04-28 Cary Coutant <ccoutant@google.com>
8475 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8476 R_386_PC8 relocations.
8478 2008-04-23 Ian Lance Taylor <iant@google.com>
8480 * object.cc (Sized_relobj::include_section_group): Check for
8481 invalid section group.
8483 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8486 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8487 than read for file header.
8488 * archive.cc (Archive::include_member): Likewise.
8490 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8492 * aclocal.m4: Regenerate.
8493 * configure: Regenerate.
8495 2008-04-19 Ian Lance Taylor <iant@google.com>
8497 * version.cc (version_string): Bump to 1.6.
8499 * testsuite/Makefile.am (many_sections_r_test): New target.
8500 (many_sections_r_test_SOURCES): Remove.
8501 (many_sections_r_test_DEPENDENCIES): Remove.
8502 (many_sections_r_test_LDFLAGS): Remove.
8503 (many_sections_r_test_LDADD): Remove.
8505 * object.cc (Sized_relobj::do_add_symbols): Always pass
8506 local_symbol_count_ to add_from_relobj.
8508 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8509 every thousand variables.
8510 * testsuite/Makefile.in: Rebuild.
8512 * object.cc (Xindex::initialize_symtab_xindex): New function.
8513 (Xindex::read_symtab_xindex): New function.
8514 (Xindex::sym_xindex_to_shndx): New function.
8515 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8517 (Sized_relobj::do_initialize_xindex): New function.
8518 (Sized_relobj::do_read_symbols): Adjust section links.
8519 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8520 parameter. Change all callers.
8521 (Sized_relobj::include_section_group): Adjust section links and
8522 symbol section indexes.
8523 (Sized_relobj::do_layout): Adjust section links.
8524 (Sized_relobj::do_count_local_symbols): Adjust section links and
8525 symbol section indexes.
8526 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8527 ordinary and special symbols.
8528 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8529 dynsym_xindex parameters. Change all callers. Adjust section
8530 links. Use SHN_XINDEX when needed.
8531 (Sized_relobj::get_symbol_location_info): Adjust section links.
8532 Don't get fooled by special symbols.
8533 * object.h (class Xindex): Define.
8534 (class Object): Add xindex_ parameter. Declare virtual functoin
8535 do_initialize_xindex.
8536 (Object::adjust_sym_shndx): New function.
8537 (Object::set_xindex): New protected function.
8538 (class Symbol_value): Add is_ordinary_shndx_ field.
8539 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8540 (Symbol_value::value): Assert ordinary section.
8541 (Symbol_value::initialize_input_to_output_map): Likewise.
8542 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8544 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8546 (class Sized_relobj): Update declarations.
8547 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8548 parameter. Change all callers.
8549 (Sized_relobj::adjust_shndx): New function.
8550 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8552 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8553 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8554 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8555 (Sized_dynobj::read_dynsym_section): Adjust section links.
8556 (Sized_dynobj::read_dynamic): Likewise.
8557 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8559 (Sized_dynobj::do_initialize_xindex): New function.
8560 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8561 do_initialize_xindex.
8562 (Sized_dynobj::adjust_shndx): New function.
8563 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8564 dynsym_xindex_ fields.
8565 (Layout::finalize): Add a call to set_section_indexes before
8566 creating the symtab sections.
8567 (Layout::set_section_indexes): Don't do anything if the section
8568 already has a section index.
8569 (Layout::create_symtab_sections): Add shnum parameter. Change
8570 caller. Create .symtab_shndx section if needed.
8571 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8573 (Layout::allocated_output_section_count): New function.
8574 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8576 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8577 fields. Update declarations.
8578 (Layout::symtab_xindex): New function.
8579 (Layout::dynsym_xindex): New function.
8580 (class Write_symbols_task): Add layout_ field.
8581 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8583 * output.cc (Output_section_headers::Output_section_headers): Add
8584 shstrtab_section parameter. Change all callers.
8585 (Output_section_headers::do_sized_write): Store overflow values
8586 for section count and section string table section index in
8587 section header zero.
8588 (Output_file_header::do_sized_write): Check for overflow of
8589 section count and section string table section index.
8590 (Output_symtab_xindex::do_write): New function.
8591 (Output_symtab_xindex::endian_do_write): New function.
8592 * output.h (class Output_section_headers): Add shstrtab_section_.
8593 Update declarations.
8594 (class Output_symtab_xindex): Define.
8595 (Output_section::has_out_shndx): New function.
8596 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8598 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8600 (Sized_symbol::init): Likewise.
8601 (Symbol::output_section): Check for ordinary symbol.
8602 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8603 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8605 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8606 Change all callers. Simplify handling of symbols from sections
8607 not included in the link.
8608 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8610 (Weak_alias_sorter::operator()): Assert that symbols are
8612 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8614 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8615 parameters. Change all callers.
8616 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8617 symbol distinction. Use SHN_XINDEX when needed.
8618 (Symbol_table::write_section_symbol): Add symtab_xindex
8619 parameter. Change all callers.
8620 (Symbol_table::sized_write_section_symbol): Likewise. Use
8621 SHN_XINDEX when needed.
8622 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8624 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8625 (Symbol::is_defined): Check is_ordinary.
8626 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8627 (Symbol::is_absolute, Symbol::is_common): Likewise.
8628 (class Sized_symbol): Update declarations.
8629 (class Symbol_table): Update declarations.
8630 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8631 parameters. Change all callers.
8632 (Sized_symbol::override): Likewise.
8633 (Symbol_table::override): Likewise.
8634 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8635 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8636 is_ordinary, and orig_st_shndx parameters. Change all callers.
8637 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8638 to be in an ordinary section.
8639 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8640 object and is_ordinary parameters. Change all callers.
8641 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8642 Change all callers. Don't add undefined or non-ordinary symbols
8644 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8646 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8648 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8649 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8650 (Sized_relobj::relocate_sections): Likewise.
8651 * target-reloc.h (scan_relocs): Adjust section symbol index.
8652 (scan_relocatable_relocs): Likewise.
8653 * i386.cc (Scan::local): Check for ordinary symbols.
8654 * sparc.cc (Scan::local): Likewise.
8655 * x86_64.cc (Scan::local): Likewise.
8656 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8657 to symbol_section_and_value.
8658 * testsuite/many_sections_test.cc: New file.
8659 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8660 (check_PROGRAMS): Add many_sections_test.
8661 (many_sections_test_SOURCES): Define.
8662 (many_sections_test_DEPENDENCIES): Define.
8663 (many_sections_test_LDFLAGS): Define.
8664 (BUILT_SOURCES): Add many_sections_define.h.
8665 (many_sections_define.h): New target.
8666 (BUILT_SOURCES): Add many_sections_check.h.
8667 (many_sections_check.h): New target.
8668 (check_PROGRAMS): Add many_sections_r_test.
8669 (many_sections_r_test_SOURCES): Define.
8670 (many_sections_r_test_DEPENDENCIES): Define.
8671 (many_sections_r_test_LDFLAGS): Define.
8672 (many_sections_r_test_LDADD): Define.
8673 (many_sections_r_test.o): New target.
8674 * testsuite/Makefile.in: Rebuild.
8676 2008-04-17 Cary Coutant <ccoutant@google.com>
8678 * errors.cc (Errors::info): New function.
8679 (gold_info): New function.
8680 * errors.h (Errors::info): New function.
8681 * gold.h (gold_info): New function.
8682 * object.cc (Input_objects::add_object): Print trace output.
8683 * options.cc (options::parse_set): New function.
8684 (General_options::parse_wrap): Deleted.
8685 (General_options::General_options): Deleted initializer.
8686 * options.h (options::String_set): New typedef.
8687 (options::parse_set): New function.
8688 (DEFINE_set): New macro.
8689 (General_options::wrap): Changed to use DEFINE_set. Changed
8690 callers of any_wrap_symbols and is_wrap_symbol.
8691 (General_options::trace, General_options::trace_symbol):
8693 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8694 (General_options::wrap_symbols_): Deleted.
8695 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8697 2008-04-17 David S. Miller <davem@davemloft.net>
8699 * options.cc (General_options::parse_V): New function.
8700 * options.h: Add entries for -V and -Qy.
8702 2008-04-17 Ian Lance Taylor <iant@google.com>
8704 * common.cc (Symbol_table::allocate_commons): Remove options
8705 parameter. Change caller.
8706 (Symbol_table::do_allocate_commons): Remove options parameter.
8707 Change caller. Just call do_allocate_commons_list twice.
8708 (Symbol_table::do_allocate_commons_list): New function, broken out
8709 of do_allocate_commons.
8710 * common.h (class Allocate_commons_task): Remove options_ field.
8712 * symtab.cc (Symbol_table::Symbol_table): Initialize
8714 (Symbol_table::add_from_object): Put TLS common symbols on
8716 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8717 which are IN_OUTPUT_DATA.
8718 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8719 allocate_commons and do_allocate_commons declarations. Declare
8720 do_allocate_commons_list.
8721 * gold.cc (queue_middle_tasks): Update creation of
8722 Allocate_commons_task to not pass options.
8723 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8724 (TLS_TEST_C_FLAGS): New variable.
8725 (tls_test_c_pic.o): New target.
8726 (tls_test_shared.so): Link in tls_test_c_pic.o.
8727 (tls_test_c_pic_ie.o): New target.
8728 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8729 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8730 (tls_test_c.o): New target.
8731 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8732 (tls_pic_test_LDADD): Likewise.
8733 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8734 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8735 (tls_test_c_gnu2.o): New target.
8736 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8738 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8739 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8740 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8741 * testsuite/tls_test.cc: Include "config.h".
8742 (t_last): Call t11_last.
8743 * testsuite/tls_test.h (t11, t11_last): Declare.
8744 * testsuite/tls_test_c.c: New file.
8745 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8746 * configure.ac: Check for OpenMP support.
8747 * configure, config.in, Makefile.in: Rebuild.
8748 * testsuite/Makefile.in: Rebuild.
8750 2008-04-16 Cary Coutant <ccoutant@google.com>
8752 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8753 (Target_i386::tls_base_symbol_defined_): New field.
8754 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8755 (Target_i386::Scan::global): Likewise.
8756 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8757 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8758 (Target_x86_64::tls_base_symbol_defined_): New field.
8759 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8760 (Target_x86_64::Scan::global): Likewise.
8762 2008-04-16 Cary Coutant <ccoutant@google.com>
8764 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8765 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8766 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8767 building shared libraries.
8768 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8769 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8770 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8771 * testsuite/Makefile.in: Rebuild.
8772 * testsuite/weak_undef.h: New file.
8773 * testsuite/weak_undef_file1.cc: Add extra test cases.
8774 * testsuite/weak_undef_file2.cc: Likewise.
8775 * testsuite/weak_undef_test.cc: Likewise.
8777 2008-04-16 David S. Miller <davem@davemloft.net>
8779 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8780 Add issued_non_pic_error_ field. Declare check_non_pic.
8781 (Target_sparc::Scan::check_non_pic): New function.
8782 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8783 (Target_sparc::Scan::global): Likewise.
8785 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8786 * configure: Rebuild.
8788 * options.h (DEFINE_enable): New macro.
8789 (new_dtags): New enable option.
8790 (initfirst, interpose, loadfltr, nodefaultlib,
8791 nodelete, nodlopen, nodump): New -z options.
8792 * layout.cc (Layout:finish_dynamic_section): If new
8793 dtags enabled, emit DT_RUNPATH. Also, emit a
8794 DT_FLAGS_1 containing any specified -z flags.
8796 2008-04-16 Ian Lance Taylor <iant@google.com>
8798 * copy-relocs.cc: New file.
8799 * copy-relocs.h: New file.
8800 * reloc.cc: Remove Copy_relocs code.
8801 * reloc.h: Likewise.
8802 * reloc-types.h (struct Reloc_types) [both versions]: Add
8803 get_reloc_addend_noerror.
8804 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8805 variants of add_global which take an addend which must be zero.
8806 * i386.cc: Include "copy-relocs.h".
8807 (class Target_i386): Change type of copy_relocs_ to variable,
8809 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8811 (Target_i386::do_finalize_sections): Change handling of
8813 * sparc.cc: Include "copy-relocs.h".
8814 (class Target_sparc): Change type of copy_relocs_ to variable,
8816 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8818 (Target_sparc::do_finalize_sections): Change handling of
8820 * x86_64.cc: Include "copy-relocs.h".
8821 (class Target_x86_64): Change type of copy_relocs_ to variable,
8823 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8824 class. Change all callers.
8825 (Target_x86_64::do_finalize_sections): Change handling of
8827 * Makefile.am (CCFILES): Add copy-relocs.cc.
8828 (HFILES): Add copy-relocs.h.
8830 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8832 * testsuite/script_test_4.sh: Permit leading zeroes.
8834 2008-04-15 Ian Lance Taylor <iant@google.com>
8836 * script-sections.cc (Script_sections::create_segments): Use
8837 header_size_adjustment even when there is enough room for the
8839 * testsuite/script_test_4.sh: New file.
8840 * testsuite/script_test_4.t: New file.
8841 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8842 (check_DATA): Add script_test_4.stdout.
8843 (MOSTLYCLEANFILES): Likewise.
8844 (script_test_4): New target.
8845 (script_test_4.stdout): New target.
8846 * testsuite/Makefile.in: Rebuild.
8848 * sparc.cc: Add definitions for Output_data_plt_sparc class
8851 2008-04-14 David S. Miller <davem@davemloft.net>
8853 * sparc.cc: New file.
8854 * Makefile.am (TARGETSOURCES): Add sparc.cc
8855 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8856 * configure.tgt: Document targ_extra_size and
8857 targ_extra_big_endian. Add entries for sparc-* and
8859 * configure.ac: Handle targ_extra_size and
8860 targ_extra_big_endian.
8861 * Makefile.in: Rebuild.
8862 * configure: Likewise.
8863 * po/POTFILES.in: Likewise.
8864 * po/gold.pot: Likewise.
8866 2008-04-14 Ian Lance Taylor <iant@google.com>
8868 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8869 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8870 in the name/type/flags to section mapping. Don't call
8871 allocate_output_section.
8872 (Layout::choose_output_section): Change parameter from adjust_name
8873 to is_input_section. Don't permit input sections after sections
8874 are attached to segments. Don't call allocate_output_section.
8875 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8876 not write_enable_output_section.
8877 (Layout::make_output_section): Don't push to
8878 unattached_section_list_ nor call attach_to_segment. Call
8879 attach_section_to_segment if sections are attached.
8880 (Layout::attach_sections_to_segments): New function.
8881 (Layout::attach_section_to_segment): New function.
8882 (Layout::attach_allocated_section_to_segment): Rename from
8883 attach_to_segment. Remove flags parameter.
8884 (Layout::allocate_output_section): Remove function.
8885 (Layout::write_enable_output_section): Remove function.
8886 * layout.h (class Layout): Update for above changes. Add new
8887 field sections_are_attached_.
8888 * output.h (Output_section::update_flags_for_input_section): New
8890 * output.cc (Output_section::add_input_section): Call
8891 update_flags_for_input_section.
8892 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8894 2008-04-11 Cary Coutant <ccoutant@google.com>
8896 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8897 thought unnecessary.
8898 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8900 2008-04-11 Ian Lance Taylor <iant@google.com>
8902 * output.h (class Output_section_data): Remove inline definition
8904 * output.cc (Output_section_data::set_addralign): New function.
8906 2008-04-11 Cary Coutant <ccoutant@google.com>
8908 Add support for TLS descriptors for i386 and x86_64.
8909 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8910 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8911 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8913 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8914 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8915 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8917 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8918 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8919 Fix problem with initial-exec relocations.
8920 (Target_i386::Relocate::relocate_tls): Likewise.
8921 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8923 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8924 support for section-plus-offset dynamic table entries.
8925 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8926 (Output_data_dynamic::Dynamic_entry): Add support for
8927 section-plus-offset dynamic table entries.
8928 (Output_data_dynamic::Classification): Likewise.
8929 (Output_data_dynamic::classification_): Renamed offset_.
8930 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8931 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8932 (Target_x86_64::make_plt_section): New function.
8933 (Target_x86_64::reserve_tlsdesc_entries): New function.
8934 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8935 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8936 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8937 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8938 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8939 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8940 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8941 add extra PLT entry for TLS descriptors.
8942 (Output_data_plt_x86_64::got_): New field.
8943 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8944 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8946 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8948 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8949 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8950 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8951 R_386_TLS_DESC_CALL relocations.
8952 (Target_x86_64::Scan::global): Likewise.
8953 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8954 for TLS descriptors.
8955 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8956 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8957 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8958 GD-to-IE relaxation.
8959 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8960 and TLS_DESCRIPTORS.
8961 * Makefile.in: Rebuild.
8962 * configure: Rebuild.
8963 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8964 (tls_test_shared2.so): New target.
8965 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8966 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8967 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8968 (tls_shared_gd_to_ie_test_LDADD): New variable.
8969 (tls_shared_gnu2_gd_to_ie_test): New target.
8970 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8972 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8973 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8974 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8975 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8976 (tls_shared_gnu2_test): New target.
8977 (tls_test_gnu2_shared.so): New target.
8978 (tls_shared_gnu2_test_SOURCES): New variable.
8979 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8980 (tls_shared_gnu2_test_LDFLAGS): New variable.
8981 (tls_shared_gnu2_test_LDADD): New variable.
8982 * testsuite/Makefile.in: Rebuild.
8983 * testsuite/Makefile.
8985 2008-04-11 Ian Lance Taylor <iant@google.com>
8987 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8989 * testsuite/Makefile.in: Rebuild.
8991 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8993 * testsuite/script_test_2.cc (main): Adjust test.
8995 2008-04-11 David S. Miller <davem@davemloft.net>
8996 Ian Lance Taylor <iant@google.com>
8998 * options.h (General_options): Add entries for '-Y' and
9000 * options.cc (General_options:finalize): If -Y was used, add those
9001 entries to the library path instead of the default "/lib" and
9004 2008-04-11 David S. Miller <davem@davemloft.net>
9006 * testsuite/justsyms.t: Start at 0x100.
9007 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9008 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9010 * testsuite/script_test_2.cc: Adjust string and section length
9013 2008-04-09 Ian Lance Taylor <iant@google.com>
9016 * script-sections.cc (Sections_element::allocate_to_segment): Add
9018 (Output_section_definition::allocate_to_segment): Likewise.
9019 (Orphan_output_section::allocate_to_segment): Likewise.
9020 (Script_sections::attach_sections_using_phdrs_clause): Don't
9021 propagate non-PT_LOAD segments to orphan sections.
9022 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9023 readelf rather than objdump.
9024 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9025 .interp section and PT_INTERP segment are the same size.
9026 * testsuite/Makefile.in: Rebuild.
9028 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9029 aliases for symbols defined in the same object.
9030 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9031 (weak_alias_test_SOURCES): New variable.
9032 (weak_alias_test_DEPENDENCIES): New variable.
9033 (weak_alias_test_LDFLAGS): New variable.
9034 (weak_alias_test_LDADD): New variable.
9035 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9036 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9037 (weak_alias_test_3.o): New target.
9038 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9039 * testsuite/weak_alias_test_main.cc: New file.
9040 * testsuite/weak_alias_test_1.cc: New file.
9041 * testsuite/weak_alias_test_2.cc: New file.
9042 * testsuite/weak_alias_test_3.cc: New file.
9044 2008-04-08 Ian Lance Taylor <iant@google.com>
9046 * options.h (class General_options): Add --noinhibit-exec option.
9047 * main.cc (main): Check --noinhibit-exec.
9049 * options.h (class General_options): Define --wrap as a special
9050 option. Add wrap_symbols_ field.
9051 (General_options::any_wrap_symbols): New function.
9052 (General_options::is_wrap_symbol): New function.
9053 * options.cc (General_options::parse_wrap): New function.
9054 (General_options::General_options): Initialize wrap_symbols_.
9055 * symtab.cc (Symbol_table::wrap_symbol): New function.
9056 (Symbol_table::add_from_object): Handle --wrap.
9057 * symtab.h (class Symbol_table): Declare wrap_symbol.
9058 * target.h (Target::wrap_char): New function.
9059 (Target::Target_info): Add wrap_char field.
9060 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9061 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9062 * testsuite/testfile.cc (Target_test::test_target_info):
9065 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9068 * layout.h (class Layout): Add added_eh_frame_data_ field.
9069 * layout.cc (Layout::Layout): Initialize new field.
9070 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9071 output section until we find a section we merged successfully.
9072 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9073 that the size be non-zero.
9075 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9078 2008-04-08 Craig Silverstein <csilvers@google.com>
9080 * configure.ac: Export new conditional variable HAVE_ZLIB.
9081 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9083 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9084 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9086 2008-04-07 Ian Lance Taylor <iant@google.com>
9088 * version.cc (version_string): Set to "1.5".
9090 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9091 Add issued_non_pic_error_ field. Declare check_non_pic.
9092 (Target_x86_64::Scan::check_non_pic): New function.
9093 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9094 (Target_x86_64::Scan::global): Likewise.
9096 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9097 addend parameter. Change caller. Handle merge sections.
9098 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9099 Address to Addend. Don't add in the result of
9100 local_section_offset, pass down the addend and use the returned
9102 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9103 Update declarations of local_section_offset and symbol_value.
9104 * testsuite/two_file_test_1.cc (t18): New function.
9105 * testsuite/two_file_test_2.cc (f18): New function.
9106 * testsuite/two_file_test_main.cc (main): Call t18.
9107 * testsuite/two_file_test.h (t18, f18): Declare.
9109 * configure.ac: Don't test for objdump, c++filt, or readelf.
9110 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9112 (TEST_READELF): New variable.
9113 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9114 (check_PROGRAMS): Add two_file_strip_test.
9115 (two_file_strip_test): New target.
9116 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9117 (two_file_same_shared_strip_test_SOURCES): New variable.
9118 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9119 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9120 (two_file_same_shared_strip_test_LDADD): New variable.
9121 (two_file_shared_strip.so): New target.
9122 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9123 (ver_test_5.syms, ver_test_7.syms): Likewise.
9124 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9125 (strip_test_3.stdout): Use TEST_OBJDUMP.
9126 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9128 2008-04-04 Cary Coutant <ccoutant@google.com>
9130 * symtab.h (Symbol::is_weak_undefined): New function.
9131 (Symbol::is_strong_undefined): New function.
9132 (Symbol::is_absolute): New function.
9133 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9134 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9136 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9137 (weak_undef_test): New target.
9138 * testsuite/Makefile.in: Rebuild.
9139 * testsuite/weak_undef_file1.cc: New file.
9140 * testsuite/weak_undef_file2.cc: New file.
9141 * testsuite/weak_undef_test.cc: New file.
9143 2008-04-03 Craig Silverstein <csilvers@google.com>
9145 * compressed_output.h (class Output_compressed_section): Use
9147 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9149 (zlib_compressed_suffix): Removed.
9150 (Output_compressed_section::set_final_data_size): Use unsigned
9152 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9153 Fix linker invocation.
9154 (flagstest_o_specialfile_and_compress_debug_sections):
9156 * testsuite/Makefile.in: Regenerated.
9158 2008-04-02 David S. Miller <davem@davemloft.net>
9160 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9161 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9163 2008-04-02 Craig Silverstein <csilvers@google.com>
9167 2008-04-02 Ian Lance Taylor <iant@google.com>
9169 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9170 parameters. Update for new key type to views_. Change all
9172 (File_read::read): Adjust for byteshift in returned view.
9173 (File_read::add_view): New function, broken out of
9175 (File_read::make_view): New function, broken out of
9177 (File_read::find_or_make_view): Add offset and aligned
9178 parameters. Rewrite accordingly. Change all callers.
9179 (File_read::get_view): Add offset and aligned parameters. Adjust
9180 for byteshift in return value.
9181 (File_read::get_lasting_view): Likewise.
9182 * fileread.h (class File_read): Update declarations.
9183 (class File_read::View): Add byteshift_ field. Add byteshift to
9184 constructor. Add byteshift method.
9185 * archive.h (Archive::clear_uncached_views): New function.
9186 (Archive::get_view): Add aligned parameter. Change all callers.
9187 * object.h (Object::get_view): Add aligned parameter. Change all
9189 (Object::get_lasting_view): Likewise.
9191 * fileread.cc (File_read::release): Don't call clear_views if
9192 there are multiple objects.
9193 * fileread.h (File_read::clear_uncached_views): New function.
9194 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9197 2008-03-31 Cary Coutant <ccoutant@google.com>
9199 Add thin archive support.
9200 * archive.cc (Archive::armagt): New const.
9201 (Archive::setup): Remove task parameter and calls to unlock.
9202 (Archive::unlock_nested_archives): New function.
9203 (Archive::read_header): Add nested_off parameter. Change
9205 (Archive::interpret_header): Likewise.
9206 (Archive::include_all_members): Change to handle thin
9208 (Archive::include_member): Likewise.
9209 * archive.h (Archive::Archive): Add new parameters and
9211 (Archive::armagt): New const.
9212 (Archive::setup): Remove task parameter.
9213 (Archive::unlock_nested_archives): New function.
9214 (Archive::read_header): Add nested_off parameter.
9215 (Archive::interpret_header): Likewise.
9216 (Archive::Nested_archive_table): New typedef.
9217 (Archive::is_thin_archive_): New field.
9218 (Archive::nested_archives_): New field.
9219 (Archive::options_): New field.
9220 (Archive::dirpath_): New field.
9221 (Archive::task_): New field.
9222 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9223 for thin archives. Pass additional parameters to
9224 Archive::Archive. Unlock the archive file after calling
9227 2008-03-29 Ian Lance Taylor <iant@google.com>
9229 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9230 version symbol to be local.
9231 * testsuite/ver_test_4.sh: New file.
9232 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9233 (check_DATA): Add ver_test_4.syms.
9234 (ver_test_4.syms): New target.
9235 * testsuite/Makefile.in: Rebuild.
9238 (Output_section::Input_section_sort_entry::has_priority): New
9240 (Output_section::Input_section_sort_entry::match_file_name): New
9242 (Output_section::Input_section_sort_entry::match_section_name):
9244 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9246 (Output_section::Input_section_sort_entry::match_section_file):
9248 (Output_section::Input_section_sort_compare::operator()): Rewrite
9249 using new Input_section_sort_entry functions. Sort crtbegin and
9250 crtend first. Sort sections with no priority before sections with
9252 * testsuite/initpri1.c (d3): Check j != 4.
9253 (cd5): New constructor/destructor function.
9254 (main): Check j != 2.
9256 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9257 new symbol when resolving, don't call set_is_default.
9258 * testsuite/ver_test_7.cc: New file.
9259 * testsuite/ver_test_7.sh: New file.
9260 * testsuite/Makefile.am (ver_test_7.so): New target.
9261 (ver_test_7.o): New target.
9262 (check_SCRIPTS): Add ver_test_7.sh.
9263 (check_DATA): Add ver_test_7.syms.
9264 (ver_test_7.syms): New target.
9266 2008-03-28 Ian Lance Taylor <iant@google.com>
9268 * layout.cc (Layout::layout): If we see an input section with a
9269 name that needs sorting, set the must_sort flag for the output
9271 (Layout::make_output_section): If the name of the output section
9272 indicates that it might require sorting, set the may_sort flag.
9273 * output.h (Output_section::may_sort_attached_input_sections): New
9275 (Output_section::set_may_sort_attached_input_sections): New
9277 (Output_section::must_sort_attached_input_sections): New
9279 (Output_section::set_must_sort_attached_input_sections): New
9281 (class Output_section): Declare Input_section_sort_entry. Define
9282 Input_section_sort_compare. Declare
9283 sort_attached_input_sections. Add new fields:
9284 may_sort_attached_input_sections_,
9285 must_sort_attached_input_sections_,
9286 attached_input_sections_are_sorted_.
9287 * output.cc (Output_section::Output_section): Initialize new
9289 (Output_section::add_input_section): Add an entry to
9290 input_sections_ if may_sort or must_sort are true.
9291 (Output_section::set_final_data_size): Call
9292 sort_attached_input_sections if necessary.
9293 (Output_section::Input_section_sort_entry): Define new class.
9294 (Output_section::Input_section_sort_compare::operator()): New
9296 (Output_section::sort_attached_input_sections): New function.
9297 * configure.ac: Check whether the compiler supports constructor
9298 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9299 * testsuite/initpri1.c: New file.
9300 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9301 CONSTRUCTOR_PRIORITY.
9302 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9303 (initpri1_LDFLAGS): New variable.
9304 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9306 2008-03-27 Ian Lance Taylor <iant@google.com>
9308 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9309 * testsuite/common_test_1.c: New file.
9310 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9311 (common_test_1_SOURCES): New variable.
9312 (common_test_1_DEPENDENCIES): New variable.
9313 (common_test_1_LDFLAGS): New variable.
9315 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9316 and commons_ correctly when NAME/VERSION does not override
9318 * testsuite/ver_test_6.c: New file.
9319 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9320 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9321 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9323 2008-03-26 Ian Lance Taylor <iant@google.com>
9325 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9326 of an undefined symbol from a version script.
9327 * testsuite/Makefile.am (ver_test_5.so): New target.
9328 (ver_test_5.o): New target.
9329 (check_SCRIPTS): Add ver_test_5.sh.
9330 (check_DATA): Add ver_test_5.syms.
9331 (ver_test_5.syms): New target.
9332 * testsuite/ver_test_5.cc: New file.
9333 * testsuite/ver_test_5.script: New file.
9334 * testsuite/ver_test_5.sh: New file.
9335 * Makefile.in, testsuite/Makefile.in: Rebuild.
9338 Fix problems building gold with gcc 4.3.0.
9339 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9340 (gold_error_at_location, gold_warning_at_location): Use it.
9341 * configure.ac: Check whether we can compile and use a template
9342 function with a printf attribute.
9343 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9344 when jumping over bytes.
9345 * object.cc: Instantiate Object::read_section_data.
9346 * debug.h: Include <cstring>
9347 * dwarf_reader.cc: Include <algorithm>
9348 * main.cc: Include <cstring>.
9349 * options.cc: Include <cstring>.
9350 * output.cc: Include <cstring>.
9351 * script.cc: Include <cstring>.
9352 * script.h: Include <string>.
9353 * symtab.cc: Include <cstring> and <algorithm>.
9354 * target-select.cc: Include <cstring>.
9355 * version.cc: Include <string>.
9356 * testsuite/testmain.cc: Include <cstdlib>.
9357 * configure, config.in: Rebuild.
9359 2008-03-25 Ian Lance Taylor <iant@google.com>
9361 * options.cc: Include "../bfd/bfdver.h".
9362 (options::help): Print bug reporting address.
9364 * version.cc (print_version): Adjust output for current value of
9369 * options.cc (options::help): Print list of supported targets.
9370 * target-select.h: Include <vector>.
9371 (class Target_selector): Make machine_, size_, and is_big_endian_
9372 fields const. Add bfd_name_ and instantiated_target_ fields.
9373 (Target_selector::Target_selector): Add bfd_name parameter.
9374 (Target_selector::recognize): Make non-virtual, call
9376 (Target_selector::recognize_by_name): Make non-virtual, call
9377 do_recognize_by_name.
9378 (Target_selector::supported_names): New function.
9379 (Target_selector::bfd_name): New function.
9380 (Target_selector::do_instantiate_target): New pure virtual
9382 (Target_selector::do_recognize): New virtual function.
9383 (Target_selector::do_recognize_by_name): New virtual function.
9384 (Target_selector::instantiate_target): New private function.
9385 (supported_target_names): Declare.
9386 * target-select.cc (Target_selector::Target_selector): Update for
9387 new parameter and fields.
9388 (select_target_by_name): Check that the name matches before
9389 calling recognize_by_name.
9390 (supported_target_names): New function.
9391 * i386.cc (class Target_selector_i386): Update Target_selector
9392 constructor call. Remove recognize and recognize_by_name. Add
9393 do_instantiate_target.
9394 * x86_64.cc (class Target_selector_x86_64): Likewise.
9395 * testsuite/testfile.cc (class Target_selector_test): Update for
9396 changes to Target_selector.
9398 * README: Rewrite, with some notes on unsupported features.
9400 2008-03-24 Cary Coutant <ccoutant@google.com>
9402 * i386.cc (Target_i386::Got_type): New enum declaration.
9403 (Target_i386::Scan::local): Updated callers of Output_data_got
9405 (Target_i386::Scan::global): Likewise.
9406 (Target_i386::Relocate::relocate): Likewise.
9407 (Target_i386::Relocate::relocate_tls): Likewise.
9408 * object.h (Got_offset_list): New class.
9409 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9410 (Sized_relobj::local_got_offset): Likewise.
9411 (Sized_relobj::set_local_got_offset): Likewise.
9412 (Sized_relobj::local_has_tls_got_offset): Removed.
9413 (Sized_relobj::local_tls_got_offset): Removed.
9414 (Sized_relobj::set_local_tls_got_offset): Removed.
9415 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9416 * output.cc (Output_data_got::add_global): Added got_type parameter.
9417 (Output_data_got::add_global_with_rel): Likewise.
9418 (Output_data_got::add_global_with_rela): Likewise.
9419 (Output_data_got::add_global_pair_with_rel): New function.
9420 (Output_data_got::add_global_pair_with_rela): New function.
9421 (Output_data_got::add_local): Added got_type parameter.
9422 (Output_data_got::add_local_with_rel): Likewise.
9423 (Output_data_got::add_local_with_rela): Likewise.
9424 (Output_data_got::add_local_pair_with_rel): New function.
9425 (Output_data_got::add_local_pair_with_rela): New function.
9426 (Output_data_got::add_global_tls): Removed.
9427 (Output_data_got::add_global_tls_with_rel): Removed.
9428 (Output_data_got::add_global_tls_with_rela): Removed.
9429 (Output_data_got::add_local_tls): Removed.
9430 (Output_data_got::add_local_tls_with_rel): Removed.
9431 (Output_data_got::add_local_tls_with_rela): Removed.
9432 * output.h (Output_data_got::add_global): Added got_type parameter.
9433 (Output_data_got::add_global_with_rel): Likewise.
9434 (Output_data_got::add_global_with_rela): Likewise.
9435 (Output_data_got::add_global_pair_with_rel): New function.
9436 (Output_data_got::add_global_pair_with_rela): New function.
9437 (Output_data_got::add_local): Added got_type parameter.
9438 (Output_data_got::add_local_with_rel): Likewise.
9439 (Output_data_got::add_local_with_rela): Likewise.
9440 (Output_data_got::add_local_pair_with_rel): New function.
9441 (Output_data_got::add_local_pair_with_rela): New function.
9442 (Output_data_got::add_global_tls): Removed.
9443 (Output_data_got::add_global_tls_with_rel): Removed.
9444 (Output_data_got::add_global_tls_with_rela): Removed.
9445 (Output_data_got::add_local_tls): Removed.
9446 (Output_data_got::add_local_tls_with_rel): Removed.
9447 (Output_data_got::add_local_tls_with_rela): Removed.
9448 * resolve.cc (Symbol::override_base_with_special): Removed
9449 reference to has_got_offset_ field.
9450 * symtab.cc (Symbol::init_fields): Replaced initialization
9451 of got_offset_ with got_offsets_. Removed initialization
9453 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9454 (Symbol::got_offset): Likewise.
9455 (Symbol::set_got_offset): Likewise.
9456 (Symbol::has_tls_got_offset): Removed.
9457 (Symbol::tls_got_offset): Removed.
9458 (Symbol::set_tls_got_offset): Removed.
9459 (Symbol::got_offset_): Removed.
9460 (Symbol::tls_mod_got_offset_): Removed.
9461 (Symbol::tls_pair_got_offset_): Removed.
9462 (Symbol::got_offsets_): New field.
9463 (Symbol::has_got_offset): Removed.
9464 (Symbol::has_tls_mod_got_offset): Removed.
9465 (Symbol::has_tls_pair_got_offset): Removed.
9466 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9467 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9469 (Target_x86_64::Scan::global): Likewise.
9470 (Target_x86_64::Relocate::relocate): Likewise.
9471 (Target_x86_64::Relocate::relocate_tls): Likewise.
9473 2008-03-25 Ben Elliston <bje@au.ibm.com>
9475 * yyscript.y: Fix spelling error in comment.
9477 2008-03-24 Ian Lance Taylor <iant@google.com>
9479 * options.h (class General_options): Define build_id option.
9480 * layout.h (class Layout): Declare write_build_id, create_note,
9481 create_build_id. Add build_id_note_ member.
9482 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9483 "libiberty.h", "md5.h", "sha1.h".
9484 (Layout::Layout): Initialize eh_frame_data_,
9485 eh_frame_hdr_section_, and build_id_note_.
9486 (Layout::finalize): Call create_build_id.
9487 (Layout::create_note): New function, broken out of
9488 Layout::create_gold_note.
9489 (Layout::create_gold_note): Call create_note.
9490 (Layout::create_build_id): New function.
9491 (Layout::write_build_id): New function.
9492 (Close_task_runner::run): Call write_build_id.
9494 * x86_64.cc: Correct license to GPLv3.
9496 2008-03-23 Ian Lance Taylor <iant@google.com>
9498 * options.cc: Include "demangle.h".
9499 (parse_optional_string): New function.
9500 (parse_long_option): Handle takes_optional_argument.
9501 (parse_short_option): Update dash_z initializer. Handle
9502 takes_optional_argument.
9503 (General_options::General_options): Initialize do_demangle_.
9504 (General_options::finalize): Set do_demangle_. Handle demangling
9506 * options.h (parse_optional_string): Declare.
9507 (struct One_option): Add optional_arg field. Update constructor.
9508 Update call constructor calls. Add takes_optional_argument
9510 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9511 (DEFINE_optional_string): Define.
9512 (General_options::demangle): Change from DEFINE_bool to
9513 DEFINE_optional_string.
9514 (General_options::no_demangle): New function.
9515 (General_options::do_demangle): New function.
9516 (General_options::set_do_demangle): New function.
9517 (General_options::execstack_status_): Move definition to end of
9519 (General_options::static_): Likewise.
9520 (General_options::do_demangle_): New field.
9521 * object.cc (big_endian>::get_symbol_location_info): Call
9522 Options::do_demangle, not Options::demangle.
9523 * symtab.cc (demangle): Likewise.
9525 2008-03-22 Ian Lance Taylor <iant@google.com>
9527 * gold.h: Include <cstddef> and <sys/types.h>
9528 * options.h: Include <cstring>.
9530 2008-03-21 Ian Lance Taylor <iant@google.com>
9532 * Added source code to GNU binutils.