1 2010-12-07 Ian Lance Taylor <iant@google.com>
3 * archive.cc (Archive::get_elf_object_for_member): Permit
4 punconfigured to be NULL.
5 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
6 (Archive::include_member): Pass NULL to get_elf_object_for_member
7 if we searched for the archive and this is the first included
10 2010-12-01 Ian Lance Taylor <iant@google.com>
12 * dwarf_reader.h (class Sized_dwarf_line_info): Add
13 track_relocs_type_ field.
14 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
15 Set track_relocs_type_.
16 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
17 contents when using RELA relocs.
18 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
20 * reloc.cc (Track_relocs::next_addend): New function.
21 * reloc.h (class Track_relocs): Declare next_addend.
23 2010-12-01 Ian Lance Taylor <iant@google.com>
25 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
28 2010-12-01 Ian Lance Taylor <iant@google.com>
30 * README: Update compilers known to work and fail.
32 2010-11-23 Matthias Klose <doko@ubuntu.com>
34 * configure.in: For --enable-gold, handle value `default' instead of
35 `both*'. Always install ld as ld.bfd, install as ld if gold is
37 * configure: Regenerate.
39 2010-11-18 Doug Kwan <dougkwan@google.com>
41 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
42 and right_alignment to be zero. Store result alignment only if it is
43 greater than existing alignment.
45 2010-11-16 Cary Coutant <ccoutant@google.com>
48 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
49 Check for ".zdebug_line".
51 2010-11-16 Doug Kwan <dougkwan@google.com>
52 Cary Coutant <ccoutant@google.com>
54 * output.h (Output_segment::set_section_addresses): Pass increase_relro
55 by reference; adjust all callers.
56 * output.cc (Output_segment::set_section_addresses): Adjust references
57 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
59 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
62 2010-11-16 Cary Coutant <ccoutant@google.com>
65 * layout.cc (Layout::choose_output_section): Transform names of
66 compressed sections even when using a script with a SECTIONS clause.
67 (Layout::output_section_name): Remove code to transform
68 compressed debug section names.
69 * output.cc (Output_section::add_input_section): Use uncompressed
70 section size when tracking input sections.
72 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
74 * symtab.h (Symbol::NON_PIC_REF): Remove.
75 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
76 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
77 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
78 (Symbol::use_plt_offset): Take a flags argument and pass it
79 directly to needs_dynamic_reloc. Restrict check for undefined
80 weak symbols to function calls.
81 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
82 (Target_arm::Scan::global): Use it.
83 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
84 (Target_arm::Relocate::relocate): Likewise.
85 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
86 parameter with an r_type parameter. Use get_reference_flags
88 (Target_arm::Relocate::relocate): Update accordingly.
89 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
90 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
91 (Target_i386::Scan::global): Likewise.
92 (Target_i386::Relocate::relocate): Likewise.
93 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
94 parameter with an r_type parameter. Use get_reference_flags
96 (Target_i386::Relocate::relocate): Update accordingly.
97 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
98 (Target_powerpc::Scan::global): Use it.
99 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
100 (Target_powerpc::Relocate::relocate): Likewise.
101 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
102 (Target_sparc::Scan::global): Use it.
103 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
104 (Target_sparc::Relocate::relocate): Likewise.
105 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
106 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
107 (Target_x86_64::Scan::global): Likewise.
108 (Target_x86_64::Relocate::relocate): Likewise.
110 2010-11-08 Doug Kwan <dougkwan@google.com>
111 Cary Coutant <ccoutant@google.com>
113 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
114 (Arm_exidx_merge_section::section_contents_): New data member.
115 (Arm_input_section::Arm_input_section): Initialize original_contents_.
116 (Arm_input_section::~Arm_input_section): De-allocate memory.
117 (Arm_input_section::original_contents_): New data member.
118 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
119 in parameters instead of calling Object::section_contents without
121 (Arm_output_section::group_section): New parameter TASK. Pass it
122 to callees that need locking objects.
123 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
124 to lock EXIDX input sections. Fix a formatting issue. Call
125 Arm_exidx_merged_section::build_contents to create merged section
127 (Arm_output_section::create_stub_group): New parameter TASK. Use it
128 to lock object of stub table owner.
129 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
130 TEXT_SIZE to initialize data member TEXT_SIZE_.
131 (Arm_exidx_input_section::addralign): Fix typo in comment.
132 (Arm_exidx_input_section::text_size): New method.
133 (Target_arm::do_relax): New parameter TASK. Pass it to callees
134 that require locking objects. Lock objects before scanning for stubs
135 and updating local symbols.
136 (Arm_input_section<big_endian>::init): Copy contents of original
138 (Arm_input_section<big_endian>::do_write): Use saved contents of
139 original input section instead of calling Object::section_contents
141 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
142 size without calling Object::section_size().
143 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
144 for size. Allocate a buffer for merged EXIDX entries.
145 (Arm_exidx_merged_section::build_contents): New method.
146 (Arm_exidx_merged_section::do_write): Move merge section contents
147 building code to Arm_exidx_merged_section::build_contetns. Write
148 out contetns in buffer instead of building it on the fly.
149 (Arm_relobj::make_exidx_input_section): Also pass text section size
150 to Arm_exidx_input_section constructor.
151 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
152 (Arm_dynobj::do_read_symbols): Fix memory leak.
153 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
154 * target.h: (class Task): Add forward declaration.
155 (Target::relax): Add new parameter TASK and pass it to
157 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
159 2010-11-05 Cary Coutant <ccoutant@google.com>
162 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
163 object when reading from the file.
164 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
166 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
167 when reading section contents.
168 (get_section_contents): Likewise.
169 (icf::find_identical_sections): Likewise.
170 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
171 object when reading from the file.
172 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
173 the object when doing deferred section layout.
175 2010-11-03 Nick Clifton <nickc@redhat.com>
178 * script.h (class Symbol_assignment: name): New member. Returns
179 the name of the symbol.
180 * scrfipt.cc (Script_options::is_pending_assignment): New member.
181 Returns true if the given symbol name is on the list of
182 assignments wating to be processed.
183 * archive.cc (should_incldue_member): If the symbol is undefined,
184 check to see if it is on the list of symbols pending assignment.
186 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
188 * script-sections.cc (Script_sections::find_memory_region): Check
189 for a NULL output section pointer.
191 2010-10-29 Doug Kwan <dougkwan@google.com>
193 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
194 Output_section::add_relaxed_input_section.
195 * output.cc (Output_section::add_relaxed_input_section): Add new
196 arguments LAYOUT and NAME. Set section order index.
197 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
198 Copy section order index.
199 * output.h (Output_section::add_relaxed_input_section): Add new
200 arguments LAYOUT and NAME.
202 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
204 * testsuite/Makefile.am: Move gcctestdir/ld rule to
205 NATIVE_OR_CROSS_LINKER.
206 * testsuite/Makefile.in: Regenerate.
208 2010-10-20 Doug Kwan <dougkwan@google.com>
210 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
211 without SHF_LINK_ORDER flags.
212 * layout.cc (Layout::choose_output_section): Do not filter
213 SHF_LINK_ORDER flag in a relocatable link.
215 2010-10-17 Cary Coutant <ccoutant@google.com>
217 * output.h (Output_segment::set_section_addresses): Change function
218 signature. Update all callers.
219 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
221 (Output_segment::set_section_addresses): Align after last TLS
222 section. Add padding before last relro section instead of after.
224 2010-10-17 Doug Kwan <dougkwan@google.com>
226 * gold/arm.cc (Target_arm::got_section): Use correct order and set
227 GOT output section to be writable.
229 2010-10-14 Cary Coutant <ccoutant@google.com>
231 * debug.h (DEBUG_INCREMENTAL): New flag.
232 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
233 * gold.cc (queue_initial_tasks): Check parameters for incremental link
235 * incremental.cc (report_command_line): Ignore all forms of
237 * layout.cc (Layout::Layout): Check parameters for incremental link
239 * options.cc (General_options::parse_incremental): New function.
240 (General_options::parse_no_incremental): New function.
241 (General_options::parse_incremental_full): New function.
242 (General_options::parse_incremental_update): New function.
243 (General_options::incremental_mode_): New data member.
244 (General_options::finalize): Check incremental_mode_.
245 * options.h (General_options): Update help text for --incremental.
246 Add --no-incremental, --incremental-full, --incremental-update.
247 (General_options::Incremental_mode): New enum type.
248 (General_options::incremental_mode): New function.
249 (General_options::incremental_mode_): New data member.
250 * parameters.cc (Parameters::incremental_mode_): New data member.
251 (Parameters::set_options): Set incremental_mode_.
252 (Parameters::set_incremental_full): New function.
253 (Parameters::incremental): New function.
254 (Parameters::incremental_update): New function.
255 (set_parameters_incremental_full): New function.
256 * parameters.h (Parameters::set_incremental_full): New function.
257 (Parameters::incremental): New function.
258 (Parameters::incremental_update): New function.
259 (Parameters::incremental_mode_): New data member.
260 (set_parameters_incremental_full): New function.
261 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
262 incremental link mode.
263 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
264 (Sized_relobj::do_relocate_sections): Likewise.
265 * testsuite/Makefile.am (incremental_test): Use --incremental-full
267 * testsuite/Makefile.in: Regenerate.
268 * testsuite/incremental_test.sh: Filter all forms of --incremental.
270 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
272 * script-sections.h (class Script_sections): Make
273 Sections_elements typedef public.
274 * script-sections.cc (class Sort_output_sections): Add elements_
275 field. Add constructor which sets it; change all callers.
276 (Sort_output_sections::is_before): New function.
277 (Sort_output_sections::operator()): Call is_before.
278 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
280 * testsuite/script_test_10.sh: New test. Test script section
282 * testsuite/script_test_10.t: Likewise.
283 * testsuite/script_test_10.s: Likewise.
284 * testsuite/Makefile.am: Wrap the cross linker tests and the
285 common tests into NATIVE_OR_CROSS_LINKER.
286 (check_SCRIPTS): Add script_test_10.sh.
287 (check_DATA): Add script_test_10.stdout.
288 (script_test_10.o, script_test_10): New targets.
289 (script_test_10.stdout): New target.
290 * configure, testsuite/Makefile.in: Regenerate.
292 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
294 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
295 error for the deprecated relocations.
296 (Target_arm::Scan::global): Likewise.
297 (Target_arm::Relocate::relocate): Likewise.
299 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
301 * fileread.cc (Input_file::find_file): Initialize *found_name
302 and *namep when using the fallback search for case 4.
304 2010-10-11 Cary Coutant <ccoutant@google.com>
306 * options.h (class General_options): Redefine -z lazy as an alias for
307 the negation of -z now.
309 2010-10-11 Ian Lance Taylor <iant@google.com>
311 * resolve.cc (symbol_to_bits): Report the value of the unsupported
314 2010-10-06 Nick Clifton <nickc@redhat.com>
316 * script-sections.cc(class Memory_region): Remove
317 current_lma_offset_ field. Rename current_vma_offset_ to
318 current_offset_. Add last_section_ field.
319 (Memory_region::get_current_vma_address): Rename to
321 (Memory_region::get_current_lma_address): Delete.
322 (Memory_region::increment_vma_offset): Rename to
324 (Memory_region::increment_lma_offset): Delete.
325 (Memory_region::attributes_compatible): New method. Returns
326 true if the provided section is compatible with the region.
327 (Memory_region::get_last_section): New method. Returns the last
328 section to use the region.
329 (Memory_region::set_last_section): New method. Stores the last
330 section to use the region.
331 (Script_sections::block_in_region): New method. Returns true if
332 a block of memory is contained within a region.
333 (Script_sections::find_memory_region): New method. Locates a
334 memory region to be used to set a VMA or LMA address.
335 (Output_section_definition::set_section_addresses): Add code to
336 check for addresses set by memory regions.
337 (Output_segment::set_section_addresses): Remove memory region
339 (Script_sections::create_segment): Add a warning if a header
340 segment is created outside of any region.
341 * script-sections.h (class Script_sections): Add prototypes for
342 find_memory_region and block_in_region methods.
343 * testsuite/memory_test.s: Use .long instead of .word.
344 * testsuite/memory_test.t: Add some more output sections.
345 * testsuite/memory_test.sh: Update expected output.
347 2010-10-02 Doug Kwan <dougkwan@google.com>
349 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
350 defintion to symtab.h
351 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
352 declaration to defintion.
354 2010-10-01 Nick Clifton <nickc@redhat.com>
356 * expression.cc (eval): Replace dummy argument with NULL.
357 (eval_maybe_dot): Check for a NULL result section pointer.
358 (Symbol_expression::value): Likewise.
359 (Dot_expression::value): Likewise.
360 (BINARY_EXPRESSION): Likewise.
361 (Max_expression::value): Likewise.
362 (Min_expression::value): Likewise.
363 (Absolute_expression::value): Likewise.
364 (Addr_expression::value_from_output_section): Likewise.
365 (Loaddddr_expression::value_from_output_section): Likewise.
366 (Segment_start_expression::value): Likewise.
368 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
370 (Sections_elememt_dot_assignment::set_section_addresses):
372 (Output_data_expression::do_write_to_buffer): Likewise.
373 (Output_section_definition::finalize_symbols): Likewise.
374 (Output_section_definition::set_section_addresses): Likewise.
376 2010-09-30 Doug Kwan <dougkwan@google.com>
378 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
380 2010-09-28 Sriraman Tallam <tmsriram@google.com>
382 * target.h (Target::can_icf_inline_merge_sections): New virtual
384 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
386 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
388 * icf.cc (get_section_contents): Inline merge sections only when
391 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
393 * configure: Regenerate.
395 2010-09-17 Ian Lance Taylor <iant@google.com>
397 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
398 * testsuite/Makefile.am (memory_test.o): New target.
399 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
401 * testsuite/Makefile.in: Rebuild.
403 2010-09-17 Doug Kwan <dougkwan@google.com>
405 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
406 defintion if relocation uses GOT entries of the symbol.
407 * testsuite/icf_safe_test.sh: Fix test.
408 * testsuite/icf_safe_so_test.sh: Fix test.
410 2010-09-16 Cary Coutant <ccoutant@google.com>
412 * script_sections.cc (class Memory_region): Remove "NULL" from
413 vector initializations.
415 2010-09-15 Cary Coutant <ccoutant@google.com>
417 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
418 Resolve forwarding symbols.
420 2010-09-15 Doug Kwan <dougkwan@google.com>
422 * gold/testsuite/script_test_3.t: Add ARM special sections.
423 * gold/testsuite/script_test_4.t: Same.
424 * gold/testsuite/script_test_5.t: Same.
425 * gold/testsuite/script_test_6.t: Same.
426 * gold/testsuite/script_test_7.t: Same.
427 * gold/testsuite/script_test_7.t: Same.
428 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
430 2010-09-14 Cary Coutant <ccoutant@google.com>
432 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
433 (Target_x86_64::Relocate::relocate_tls): Replace check for
434 saw_tls_block_reloc_ with test for executable section.
436 2010-09-12 Cary Coutant <ccoutant@google.com>
438 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
439 position-independent executables to shared libraries need dynamic
441 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
442 position-independent executables.
443 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
444 * testsuite/Makefile.in: Regenerate.
446 2010-09-10 Nick Clifton <nickc@redhat.com>
449 * testsuite/memory_test.t: Discard any sections that are not
452 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
455 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
456 "This::" to work around a bug in gcc 4.2.
458 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
460 2010-09-09 Rafael Espindola <espindola@google.com>
462 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
463 sections with different PF_X flags in the same segment.
464 (Layout::find_first_load_seg): Search all segments to find the first
466 * options.h (rosegment): New.
468 2010-09-08 Rafael Espindola <espindola@google.com>
470 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
472 2010-09-08 Doug Kwan <dougkwan@google.com>
474 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
475 (Arm_relobj::do_relocate_sections): Add new parameter for output
476 file to match the parent.
477 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
478 of local symbols instead of input values. Update code to track
479 changes in gold::relocate_section.
480 * object.cc (Sized_relobj::compute_final_local_value): New methods.
481 (Sized_relobj::compute_final_local_value_internal): New methods.
482 (Sized_relobj::do_finalize_local_symbols): Move code from loop
483 body into private version of Sized_relobj::compute_final_local_value.
484 Call the inline method.
485 * object.h (Symbol_value::Symbol_value): Define destructor. Free
486 merged symbol value if there is one.
487 (Symbol_value::has_output_value): New method defintiion.
488 (Sized_relobj::Compute_final_local_value_status): New enum type.
489 (Sized_relobj::compute_final_local_value): New methods.
490 (Sized_relobj::compute_final_local_value_internal): New methods.
491 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
492 and arm_cortex_a8.sh.
493 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
494 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
496 * Makefile.in: Regenerate.
497 * testsuite/arm_bl_out_of_range.s: Update test.
498 * testsuite/thumb_bl_out_of_range.s: Ditto.
499 * testsuite/thumb_blx_out_of_range.s: Ditto.
500 * testsuite/arm_branch_out_of_range.sh: New file.
501 * testsuite/arm_cortex_a8.sh: Ditto.
502 * testsuite/arm_cortex_a8_b.s: Ditto.
503 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
504 * testsuite/arm_cortex_a8_b_local.s: Ditto.
505 * testsuite/arm_cortex_a8_bl.s: Ditto.
506 * testsuite/arm_cortex_a8_blx.s: Ditto.
507 * testsuite/arm_cortex_a8_local.s: Ditto.
508 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
509 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
511 2010-09-08 Rafael Espindola <espindola@google.com>
513 * Makefile.am (memory_test.stdout): Run readelf with -W.
514 * Makefile.in: Regenerate.
515 * testsuite/memory_test.sh: Make the regexps accept both 32 and
518 2010-09-08 Rafael Espindola <espindola@google.com>
520 * script-sections.cc (Script_sections::add_memory_region): Convert
521 field precision to int.
522 * script.cc (script_set_section_region, script_set_section_region):
523 Convert field precision to int.
525 2010-09-08 Rafael Espindola <espindola@google.com>
527 * arm.cc (do_finalize_sections): Create the __exidx_start and
528 __exdix_end symbols even when the section is missing.
530 2010-09-08 Nick Clifton <nickc@redhat.com>
532 * README: Remove claim that MEMORY is not supported.
533 * expression.cc (script_exp_function_origin)
534 (script_exp_function_length): Move from here to ...
535 * script.cc: ... here.
536 (script_set_section_region, script_add_memory)
537 (script_parse_memory_attr, script_include_directive): New
540 (class Memory_region): New class.
541 (class Output_section_definition): Add set_memory_region,
542 set_section_vma, set_section_lma and get_section_name methods.
543 (class Script_Sections): Add add_memory_region,
544 find_memory_region, find_memory_region_origin,
545 find_memory_region_length and set_memory_region methods.
546 Have set_section_addresses method walk the list of set memory
548 Extend the print methos to display memory regions.
549 * script-sections.h: Add prototypes for new methods.
550 Add enum for MEMORY region attributes.
551 * yyscript.y: Add support for parsing MEMORY regions.
552 * script-c.h: Add prototypes for new functions.
553 * testsuite/Makefile.am: Add test of MEMORY region functionality.
554 * testsuite/Makefile.in: Regenerate.
555 * testsuite/memory_test.sh: New script.
556 * testsuite/memory_test.s: New assembler source file.
557 * testsuite/memory_test.t: New linker script.
559 2010-08-27 Doug Kwan <dougkwan@google.com>
561 * gold/resolve.cc (Symbol_table::should_override): Let a weak
562 reference override an existing dynamic weak reference.
563 * testsuite/Makefile.am: Add new test dyn_weak_ref.
564 * testsuite/Makefile.in: Regenerate.
565 * testsuite/dyn_weak_ref.sh: New file.
566 * testsuite/dyn_weak_ref_1.c: Ditto.
567 * testsuite/dyn_weak_ref_2.c: Ditto.
569 2010-08-27 Ian Lance Taylor <iant@google.com>
571 * incremental.h (class Incremental_input_entry): Add virtual
574 2010-08-27 Ian Lance Taylor <iant@google.com>
576 * testsuite/start_lib_test_3.c: Mark t3 as used.
578 2010-08-27 Nick Clifton <nickc@redhat.com>
580 * options.cc (version_script): Fix small typo in previous
583 2010-08-25 Nick Clifton <nickc@redhat.com>
585 * archive.cc: Formatting fixes: Remove whitespace between
586 typename and following asterisk. Remove whitespace between
587 function name and opening parenthesis.
588 * archive.h: Likewise.
590 * attributes.cc: Likewise.
591 * attributes.h: Likewise.
592 * common.cc: Likewise.
593 * copy-relocs.cc: Likewise.
594 * dirsearch.h: Likewise.
595 * dynobj.cc: Likewise.
596 * ehframe.cc: Likewise.
597 * ehframe.h: Likewise.
598 * expression.cc: Likewise.
599 * fileread.cc: Likewise.
600 * fileread.h: Likewise.
602 * gold-threads.cc: Likewise.
606 * incremental-dump.cc: Likewise.
607 * incremental.cc: Likewise.
608 * layout.cc: Likewise.
609 * layout.h: Likewise.
611 * merge.cc: Likewise.
613 * object.cc: Likewise.
614 * object.h: Likewise.
615 * options.cc: Likewise.
616 * options.h: Likewise.
617 * output.cc: Likewise.
618 * output.h: Likewise.
619 * plugin.cc: Likewise.
620 * plugin.h: Likewise.
621 * powerpc.cc: Likewise.
622 * reloc.cc: Likewise.
623 * script-c.h: Likewise.
624 * script-sections.cc: Likewise.
625 * script.cc: Likewise.
626 * stringpool.cc: Likewise.
627 * symtab.cc: Likewise.
628 * symtab.h: Likewise.
629 * target.cc: Likewise.
630 * timer.cc: Likewise.
632 * version.cc: Likewise.
633 * x86_64.cc: Likewise.
635 2010-08-24 Nick Clifton <nickc@redhat.com>
638 * layout.cc (segment_precedes): Sort segments by their physical
639 addresses, if they have been set.
641 2010-08-23 Cary Coutant <ccoutant@google.com>
643 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
645 (Lib_group::include_member): Unlock object after deleting its
647 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
650 2010-08-19 Neil Vachharajani <nvachhar@google.com>
651 Cary Coutant <ccoutant@google.com>
653 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
654 constructor, and set_blocker.
655 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
657 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
658 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
659 * testsuite/Makefile.am (start_lib_test): New test case.
660 * testsuite/Makefile.in: Regenerate.
661 * testsuite/start_lib_test_main.c: New file.
662 * testsuite/start_lib_test_1.c: New file.
663 * testsuite/start_lib_test_2.c: New file.
664 * testsuite/start_lib_test_3.c: New file.
666 2010-08-19 Ian Lance Taylor <iant@google.com>
668 * Makefile.in: Rebuild with automake 1.11.1.
669 * aclocal.m4: Likewise.
670 * testsuite/Makefile.in: Likewise.
672 2010-08-19 Ian Lance Taylor <iant@google.com>
675 * i386.cc (class Output_data_plt_i386): Update declarations.
676 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
677 local_ifuncs_ fields.
678 (Target_i386::do_plt_section_for_global): New function.
679 (Target_i386::do_plt_section_for_local): New function.
680 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
681 parameter; change all callers. Initialize global_ifuncs_ and
682 local_ifuncs_. If doing a static link define __rel_iplt_start and
684 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
685 (Output_data_plt_i386::add_local_ifunc_entry): New function.
686 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
688 (Target_i386::make_plt_section): New function, broken out of
689 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
690 (Target_i386::make_plt_entry): Call make_plt_section.
691 (Target_i386::make_local_ifunc_plt_entry): New function.
692 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
693 (Target_i386::Scan::local): Handle IFUNC symbols. Add
694 R_386_IRELATIVE to switch.
695 (Target_i386::Scan::global): Likewise.
696 (Target_i386::Relocate::relocate): Likewise.
697 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
699 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
700 (Target_x86_64::do_plt_section_for_global): New function.
701 (Target_x86_64::do_plt_section_for_local): New function.
702 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
703 parameter; change all callers. If doing a static link define
704 __rela_iplt_start and __rela_iplt_end.
705 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
706 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
707 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
709 (Target_x86_64::make_local_ifunc_plt_entry): New function.
710 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
712 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
713 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
714 R_X86_64_IRELATIVE to switch.
715 (Target_x86_64::Scan::global): Likewise.
716 (Target_x86_64::Relocate::relocate): Likewise.
717 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
719 * target.h (class Target): Add plt_section_for_global and
720 plt_section_for_local functions. Add do_plt_section_for_global
721 and do_plt_section_for_local virtual functions.
722 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
724 (Symbol::use_plt_offset): Handle IFUNC symbol.
725 * object.cc (Sized_relobj::Sized_relobj): Initialize
727 (Sized_relobj::local_has_plt_offset): New function.
728 (Sized_relobj::local_plt_offset): New function.
729 (Sized_relobj::set_local_plt_offset): New function.
730 (Sized_relobj::do_count): Handle IFUNC symbol.
731 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
732 a bit away from input_shndx_ field. Add set_is_func_symbol and
733 is_ifunc_symbol functions.
734 (class Sized_relobj): Update declarations. Remove Tls_got_entry
735 and Local_tls_got_offsets. Define Local_plt_offsets. Add
736 local_plt_offsets_ field.
737 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
738 * output.h (class Output_section_data): Add non-const
739 output_section function.
740 (class Output_data_got): Update declarations.
741 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
742 Add use_plt_offset parameter to global and local constructors.
743 Change all callers. Change local_sym_index_ field to 31 bits.
744 Change GSYM_CODE and CONSTANT_CODE accordingly.
745 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
746 doing a static link don't set sh_link field.
747 (Output_data_got::Got_entry::write): Use PLT offset if
749 (Output_data_got::add_global_plt): New function.
750 (Output_data_got::add_local_plt): New function.
751 * target-reloc.h (relocate_section): Handle IFUNC symbol.
752 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
753 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
754 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
755 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
757 * testsuite/ifunc-sel.h: New file.
758 * testsuite/ifuncmain1.c: New file.
759 * testsuite/ifuncmain1vis.c: New file.
760 * testsuite/ifuncmod1.c: New file.
761 * testsuite/ifuncdep2.c: New file.
762 * testsuite/ifuncmain2.c: New file.
763 * testsuite/ifuncmain3.c: New file.
764 * testsuite/ifuncmod3.c: New file.
765 * testsuite/ifuncmain4.c: New file.
766 * testsuite/ifuncmain5.c: New file.
767 * testsuite/ifuncmod5.c: New file.
768 * testsuite/ifuncmain6pie.c: New file.
769 * testsuite/ifuncmod6.c: New file.
770 * testsuite/ifuncmain7.c: New file.
771 * configure, testsuite/Makefile.in: Rebuild.
773 2010-08-18 Ian Lance Taylor <iant@google.com>
776 (Output_section_incremental_inputs::write_input_files): Add cast
777 to avoid signed/unsigned comparison warning.
778 (Output_section_incremental_inputs::write_info_blocks): Likewise.
780 2010-08-12 Cary Coutant <ccoutant@google.com>
782 * common.cc (Sort_commons::operator()): Remove unnecessary code.
784 2010-08-13 Ian Lance Taylor <iant@google.com>
786 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
788 2010-08-12 Cary Coutant <ccoutant@google.com>
789 Doug Kwan <dougkwan@google.com>
791 * resolve.cc (Symbol_table::should_override): When a weak dynamic
792 defintion overrides non-weak undef, remember that the original undef
794 * symtab.cc (Symbol_table::sized_write_global): For undef without
795 an original weak binding, set binding to global in output.
796 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
797 * testsuite/Makefile.in: Regenerate.
798 * testsuite/strong_ref_weak_def.sh: New file.
799 * testsuite/strong_ref_weak_def_1.c: Ditto.
800 * testsuite/strong_ref_weak_def_2.c: Ditto.
802 2010-08-12 Cary Coutant <ccoutant@google.com>
804 * testsuite/incremental_test.sh: Rewrite.
805 * testsuite/incremental_test_1.c: Rewrite.
806 * testsuite/incremental_test_2.c: Rewrite.
808 2010-08-12 Cary Coutant <ccoutant@google.com>
810 * arm.cc (Target_arm::got_size): Add const.
811 (Target_arm::got_entry_count): New function.
812 (Target_arm::plt_entry_count): New function.
813 (Target_arm::first_plt_entry_offset): New function.
814 (Target_arm::plt_entry_size): New function.
815 (Output_data_plt_arm::entry_count): New function.
816 (Output_data_plt_arm::first_plt_entry_offset): New function.
817 (Output_data_plt_arm::get_plt_entry_size): New function.
818 * i386.cc (Target_i386::got_size): Add const.
819 (Target_i386::got_entry_count): New function.
820 (Target_i386::plt_entry_count): New function.
821 (Target_i386::first_plt_entry_offset): New function.
822 (Target_i386::plt_entry_size): New function.
823 (Output_data_plt_i386::entry_count): New function.
824 (Output_data_plt_i386::first_plt_entry_offset): New function.
825 (Output_data_plt_i386::get_plt_entry_size): New function.
826 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
827 find_incremental_inputs_sections. Dump incremental_got_plt section.
828 * incremental.cc: Include target.h.
829 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
830 parameter. Adjust all callers. Find incremental_got_plt section.
831 (Incremental_inputs::create_data_sections): Create incremental_got_plt
833 (Output_section_incremental_inputs::set_final_data_size): Calculate
834 size of incremental_got_plt section.
835 (Output_section_incremental_inputs::do_write): Write the
836 incremental_got_plt section.
837 (Got_plt_view_info): New struct.
838 (Local_got_offset_visitor): New class.
839 (Global_got_offset_visitor): New class.
840 (Global_symbol_visitor_got_plt): New class.
841 (Output_section_incremental_inputs::write_got_plt): New function.
842 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
843 Add parameter. Adjust all callers.
844 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
845 (Incremental_inputs::got_plt_section): New function.
846 (Incremental_inputs::got_plt_section_): New data member.
847 (Incremental_got_plt_reader): New class.
848 * layout.cc (Layout::create_incremental_info_sections): Add the
849 incremental_got_plt section.
850 * object.h (Got_offset_list::get_list): New function.
851 (Got offset_list::for_all_got_offsets): New function.
852 (Sized_relobj::local_got_offset_list): New function.
853 * powerpc.cc (Target_powerpc::got_size): Add const.
854 (Target_powerpc::got_entry_count): New function.
855 (Target_powerpc::plt_entry_count): New function.
856 (Target_powerpc::first_plt_entry_offset): New function.
857 (Target_powerpc::plt_entry_size): New function.
858 (Output_data_plt_powerpc::entry_count): New function.
859 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
860 (Output_data_plt_powerpc::get_plt_entry_size): New function.
861 * sparc.cc (Target_sparc::got_size): Add const.
862 (Target_sparc::got_entry_count): New function.
863 (Target_sparc::plt_entry_count): New function.
864 (Target_sparc::first_plt_entry_offset): New function.
865 (Target_sparc::plt_entry_size): New function.
866 (Output_data_plt_sparc::entry_count): New function.
867 (Output_data_plt_sparc::first_plt_entry_offset): New function.
868 (Output_data_plt_sparc::get_plt_entry_size): New function.
869 * symtab.h (Symbol::got_offset_list): New function.
870 (Symbol_table::for_all_symbols): New function.
871 * target.h (Sized_target::got_entry_count): New function.
872 (Sized_target::plt_entry_count): New function.
873 (Sized_target::plt_entry_size): New function.
874 * x86_64.cc (Target_x86_64::got_size): Add const.
875 (Target_x86_64::got_entry_count): New function.
876 (Target_x86_64::plt_entry_count): New function.
877 (Target_x86_64::first_plt_entry_offset): New function.
878 (Target_x86_64::plt_entry_size): New function.
879 (Output_data_plt_x86_64::entry_count): New function.
880 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
881 (Output_data_plt_x86_64::get_plt_entry_size): New function.
883 2010-08-12 Cary Coutant <ccoutant@google.com>
885 * archive.cc: Include incremental.h.
886 (Archive::Archive): Initialize incremental_info_.
887 (Archive::include_member): Record archive members in incremental info.
888 (Add_archive_symbols::run): Record begin and end of an archive in
890 (Lib_group::include_member): Record objects in incremental info.
891 * archive.h (Incremental_archive_entry): Forward declaration.
892 (Archive::set_incremental_info): New member function.
893 (Archive::incremental_info): New member function.
894 (Archive::Unused_symbol_iterator): New class.
895 (Archive::unused_symbols_begin): New member function.
896 (Archive::unused_symbols_end): New member function.
897 (Archive::incremental_info_): New data member.
898 * incremental-dump.cc (find_input_containing_global): New function.
899 (dump_incremental_inputs): Dump new incremental info sections.
900 * incremental.cc: Include symtab.h.
901 (Output_section_incremental_inputs): New class.
902 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
903 new incremental info sections.
904 (Sized_incremental_binary::do_check_inputs): Likewise.
905 (Incremental_inputs::report_archive): Remove.
906 (Incremental_inputs::report_archive_begin): New function.
907 (Incremental_inputs::report_archive_end): New function.
908 (Incremental_inputs::report_object): New function.
909 (Incremental_inputs::finalize_inputs): Remove.
910 (Incremental_inputs::report_input_section): New function.
911 (Incremental_inputs::report_script): Rewrite.
912 (Incremental_inputs::finalize): Do nothing but finalize string table.
913 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
914 (Incremental_inputs::sized_create_inputs_section_data): Remove.
915 (Incremental_inputs::create_data_sections): New function.
916 (Incremental_inputs::relocs_entsize): New function.
917 (Output_section_incremental_inputs::set_final_data_size): New function.
918 (Output_section_incremental_inputs::do_write): New function.
919 (Output_section_incremental_inputs::write_header): New function.
920 (Output_section_incremental_inputs::write_input_files): New function.
921 (Output_section_incremental_inputs::write_info_blocks): New function.
922 (Output_section_incremental_inputs::write_symtab): New function.
923 * incremental.h (Incremental_script_entry): Forward declaration.
924 (Incremental_object_entry): Forward declaration.
925 (Incremental_archive_entry): Forward declaration.
926 (Incremental_inputs): Forward declaration.
927 (Incremental_inputs_header_data): Remove.
928 (Incremental_inputs_header): Remove.
929 (Incremental_inputs_header_write): Remove.
930 (Incremental_inputs_entry_data): Remove.
931 (Incremental_inputs_entry): Remove.
932 (Incremental_inputs_entry_write): Remove.
933 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
934 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
935 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
936 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
938 (Incremental_input_entry): New class.
939 (Incremental_script_entry): New class.
940 (Incremental_object_entry): New class.
941 (Incremental_archive_entry): New class.
942 (Incremental_inputs::Incremental_inputs): Initialize new data members.
943 (Incremental_inputs::report_inputs): Remove.
944 (Incremental_inputs::report_archive): Remove.
945 (Incremental_inputs::report_archive_begin): New function.
946 (Incremental_inputs::report_archive_end): New function.
947 (Incremental_inputs::report_object): Change prototype.
948 (Incremental_inputs::report_input_section): New function.
949 (Incremental_inputs::report_script): Change prototype.
950 (Incremental_inputs::get_reloc_count): New function.
951 (Incremental_inputs::set_reloc_count): New function.
952 (Incremental_inputs::create_data_sections): New function.
953 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
954 (Incremental_inputs::inputs_section): New function.
955 (Incremental_inputs::symtab_section): New function.
956 (Incremental_inputs::relocs_section): New function.
957 (Incremental_inputs::get_stringpool): Add const.
958 (Incremental_inputs::command_line): Add const.
959 (Incremental_inputs::inputs): Remove.
960 (Incremental_inputs::command_line_key): New function.
961 (Incremental_inputs::input_file_count): New function.
962 (Incremental_inputs::input_files): New function.
963 (Incremental_inputs::relocs_entsize): New function.
964 (Incremental_inputs::sized_create_inputs_section_data): Remove.
965 (Incremental_inputs::finalize_inputs): Remove.
966 (Incremental_inputs::Input_info): Remove.
967 (Incremental_inputs::lock_): Remove.
968 (Incremental_inputs::inputs_): Change type.
969 (Incremental_inputs::inputs_map_): Remove.
970 (Incremental_inputs::current_object_entry_): New data member.
971 (Incremental_inputs::inputs_section_): New data member.
972 (Incremental_inputs::symtab_section_): New data member.
973 (Incremental_inputs::relocs_section_): New data member.
974 (Incremental_inputs::reloc_count_): New data member.
975 (Incremental_inputs_reader): New class.
976 (Incremental_symtab_reader): New class.
977 (Incremental_relocs_reader): New class.
978 * layout.cc (Layout::finalize): Move finalization of incremental info
979 and creation of incremental info sections to follow finalization of
980 symbol table. Set offsets for postprocessing sections.
981 (Layout::create_incremental_info_sections): Call
982 Incremental_inputs::create_data_sections. Add incremental symtab
983 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
984 sections to layout after input sections.
985 * layout.h (struct Timespec): Forward declaration.
986 (Layout::incremental_inputs): Add const.
987 (Layout::create_incremental_info_sections): Add parameter.
988 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
989 * object.cc: Include incremental.h.
990 (Relobj::finalize_incremental_relocs): New function.
991 (Sized_relobj::do_layout): Record input sections in incremental info.
992 * object.h (Object::output_section): New function.
993 (Object::output_section_offset): Moved from Relobj.
994 (Object::get_incremental_reloc_base): New function.
995 (Object::get_incremental_reloc_count): New function.
996 (Object::do_output_section): New function.
997 (Object::do_output_section_offset): Moved from Relobj.
998 (Object::do_get_incremental_reloc_base): New function.
999 (Object::do_get_incremental_reloc_count): New function.
1000 (Object::Object): Initialize new data members.
1001 (Relobj::output_section): Renamed do_output_section and moved to
1003 (Relobj::output_section_offset): Moved to Object.
1004 (Relobj::do_get_incremental_reloc_base): New function.
1005 (Relobj::do_get_incremental_reloc_count): New function.
1006 (Relobj::allocate_incremental_reloc_counts): New function.
1007 (Relobj::count_incremental_reloc): New function.
1008 (Relobj::finalize_incremental_relocs): New function.
1009 (Relobj::next_incremental_reloc_index): New function.
1010 (Relobj::reloc_counts_): New data member.
1011 (Relobj::reloc_bases_): New data member.
1012 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
1013 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
1014 (Sized_relobj::incremental_relocs_scan): New function.
1015 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1016 (Sized_relobj::incremental_relocs_write): New function.
1017 (Sized_relobj::incremental_relocs_write_reltype): New function.
1018 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
1020 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
1021 archives and object files elsewhere.
1022 (Add_symbols::run): Report object files here.
1023 (Finish_group::run): Report end of archive at end of group.
1024 * reloc.cc: Include layout.h, incremental.h.
1025 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
1026 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1027 (Sized_relobj::incremental_relocs_scan): New function.
1028 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1029 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1030 (Sized_relobj::incremental_relocs_write): New function.
1031 (Sized_relobj::incremental_relocs_write_reltype): New function.
1032 * script.cc (read_input_script): Rewrite test for incremental link.
1033 Change call to Incremental_inputs::report_script.
1034 * symtab.h (Symbol_table::first_global_index): New function.
1035 (Symbol_table::output_count): New function.
1037 2010-08-12 Doug Kwan <dougkwan@google.com>
1039 * arm.cc (Target_arm::merge_object_attributes): Check command line
1040 options --no-wchar-size-warning and --no-enum-size-warning.
1041 * options.h (General_options): Add ld-compatible options
1042 --no-enum-size-warning and --no-wchar-size-warning.
1044 2010-08-04 Ian Lance Taylor <iant@google.com>
1046 * x86_64.cc (Target_x86_64::Scan::local): Use
1047 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1048 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1049 (Target_x86_64::Scan::global): Likewise.
1050 (Target_x86_64::Relocate::relocate): Likewise.
1051 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1054 2010-08-03 Cary Coutant <ccoutant@google.com>
1056 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1057 to reserve space in merged_strings vector. Keep total input size
1059 (Output_merge_string::do_print_merge_stats): Print total input size.
1060 * merge.h (Output_merge_string): Add input_size_ field.
1061 * stringpool.cc (Stringpool_template::string_length): Move
1062 implementations out of Stringpool_template class and place in
1064 * stringpool.h (string_length): Move out of Stringpool_template.
1066 2010-08-03 Ian Lance Taylor <iant@google.com>
1069 * layout.cc (relaxation_loop_body): If address of load segment is
1070 set, adjust address to include headers if possible.
1072 2010-08-03 Ian Lance Taylor <iant@google.com>
1074 * version.cc (version_string): Bump to 1.10.
1076 2010-08-03 Ian Lance Taylor <iant@google.com>
1079 * layout.h (enum Output_section_order): Define.
1080 (class Layout): Update declarations.
1081 * layout.cc (Layout::get_output_section): Add order parameter.
1082 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1083 is_first_non_relro parameters. Change all callers.
1084 (Layout::choose_output_section): Likewise.
1085 (Layout::add_output_section_data): Likewise.
1086 (Layout::make_output_section): Likewise. Set order.
1087 (Layout::default_section_order): New function.
1088 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1089 * output.cc (Output_section::Output_section): Initialize order_.
1090 Don't initialize deleted fields.
1091 (Output_segment::Output_segment): Don't initialize deleted
1093 (Output_segment::add_output_section_to_load): New function
1094 replacing add_output_section. Change all callers to call this or
1095 add_output_section_to_nonload.
1096 (Output_segment::add_output_section_to_nonload): New function.
1097 (Output_segment::remove_output_section): Rewrite.
1098 (Output_segment::add_initial_output_data): Likewise.
1099 (Output_segment::has_any_data_sections): Likewise.
1100 (Output_segment::is_first_section_relro): Likewise.
1101 (Output_segment::maximum_alignment): Likewise.
1102 (Output_segment::has_dynamic_reloc): New function replacing
1103 dynamic_reloc_count. Change all callers.
1104 (Output_segment::has_dynamic_reloc_list): New function replacing
1105 dynamic_reloc_count_list. Change all callers.
1106 (Output_segment::set_section_addresses): Rewrite.
1107 (Output_segment::set_offset): Rewrite.
1108 (Output_segment::find_first_and_last_list): Remove.
1109 (Output_segment::set_tls_offsets): Rewrite.
1110 (Output_segment::first_section_load_address): Likewise.
1111 (Output_segment::output_section_count): Likewise.
1112 (Output_segment::section_with_lowest_load_address): Likewise.
1113 (Output_segment::write_section_headers): Likewise.
1114 (Output_segment::print_sections_to_map): Likewise.
1115 * output.h (class Output_data): Remove dynamic_reloc_count_
1116 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1117 (Output_data::add_dynamic_reloc): Rewrite.
1118 (Output_data::has_dynamic_reloc): New function.
1119 (Output_data::dynamic_reloc_count): Remove.
1120 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1121 is_last_relro_, is_first_non_relro_, is_interp_,
1122 is_dynamic_linker_section_ fields. Add order and set_order
1123 functions. Remove is_relro_local, set_is_relro_local,
1124 is_last_relro, set_is_last_relro, is_first_non_relro,
1125 set_is_first_non_relro functions, is_interp, set_is_interp,
1126 is_dynamic_linker_section, and set_is_dynamic_linker_section
1128 (class Output_segment): Change Output_data_list from std::list to
1129 std:;vector. Add output_lists_ field. Remove output_data_ and
1130 output_bss_ fields. Update declarations.
1132 2010-08-02 Ian Lance Taylor <iant@google.com>
1134 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1135 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1136 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1138 2010-08-02 Ian Lance Taylor <iant@google.com>
1141 * script.cc (Script_options::Script_options): Initialize
1142 symbol_definitions_ and symbol_references_.
1143 (Script_options::add_symbol_assignment): Update
1144 symbol_definitions_ and symbol_references_.
1145 (Script_options::add_symbol_reference): New function.
1146 (script_symbol): New function.
1147 * script.h (class Script_options): Add symbol_definitions_ and
1148 symbol_references_ fields.
1149 (Script_options::referenced_const_iterator): New type.
1150 (Script_options::referenced_begin): New function.
1151 (Script_options::referenced_end): New function.
1152 (Script_options::is_referenced): New function.
1153 (Script_options::any_unreferenced): New function.
1154 * script-c.h (script_symbol): Declare.
1155 * yyscript.y (exp): Call script_symbol.
1156 * symtab.cc: Include "script.h".
1157 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1158 Change all callers. Check symbols referenced by scripts.
1159 (Symbol_table::add_undefined_symbols_from_command_line): Add
1160 layout parameter. Change all callers.
1161 (Symbol_table::do_add_undefined_symbols_from_command_line):
1162 Likewise. Break out loop body. Check symbols referenced by
1164 (Symbol_table::add_undefined_symbol_from_command_line): New
1165 function broken out of
1166 do_add_undefined_symbols_from_command_line.
1167 * symtab.h (class Symbol_table): Update declarations.
1168 * archive.cc: Include "layout.h".
1169 (Archive::should_include_member): Add layout parameter. Change
1170 all callers. Check for symbol mentioned in expression.
1171 * archive.h (class Archive): Update declaration.
1172 * object.cc (Sized_relobj::do_should_include_member): Add layout
1174 * object.h (Object::should_include_member): Add layout parameter.
1176 (Object::do_should_include_member): Add layout parameter.
1177 (class Sized_relobj): Update declaration.
1178 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1180 * dynobj.h (class Sized_dynobj): Update declaration.
1181 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1183 * plugin.h (class Sized_pluginobj): Update declaration.
1185 2010-08-02 Ian Lance Taylor <iant@google.com>
1188 * output.cc (Output_segment::set_offset): Search for the first and
1189 last sections rather than assuming that the list is in order.
1190 (Output_segment::find_first_and_last_list): New function.
1191 * output.h (class Output_segment): Update declarations.
1192 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1193 (relro_strip_test_SOURCES): New variable.
1194 (relro_strip_test_DEPENDENCIES): New variable.
1195 (relro_strip_test_LDFLAGS): New variable.
1196 (relro_strip_test_LDADD): New variable.
1197 (relro_strip_test.so): New target.
1199 2010-08-02 Ian Lance Taylor <iant@google.com>
1201 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1202 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1203 (Target_i386::got_tlsdesc_section): New function.
1204 (Target_i386::got_section): Create space for GOT entries for
1205 TLSDESC relocations.
1206 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1208 (Target_i386::Scan::global): Likewise.
1209 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1211 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1212 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1213 (Target_x86_64::got_tlsdesc_section): New function.
1214 (Target_x86_64::got_section): Create space for GOT entries for
1215 TLSDESC relocations.
1216 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1218 (Target_x86_64::Scan::global): Likewise.
1219 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1222 2010-08-02 Ian Lance Taylor <iant@google.com>
1224 * testsuite/final_layout.sh: Use dc to convert from hex to
1227 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1229 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1230 paramter to the call to gold::gc_process_relocs.
1231 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1232 paramter to the call to gold::gc_process_relocs.
1233 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1234 parameter to the call to gold::gc_process_relocs.
1235 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1236 template parameter to the call to gold::gc_process_relocs.
1237 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1238 paramter to the call to gold::gc_process_relocs.
1239 * gc.h (get_embedded_addend_size): New function.
1240 (gc_process_relocs): Save the size of the reloc for use by ICF.
1241 * icf.cc (get_section_contents): Get the addend from the text section
1242 for SHT_REL relocation sections.
1243 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1244 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1245 * int_encoding.h (read_from_pointer): New overloaded function.
1246 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1247 * testsuite/icf_sht_rel_addend_test.sh: New file.
1248 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1249 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1251 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1253 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1254 * Makefile.in: Regenerate.
1255 * testsuite/Makefile.in: Regenerate.
1257 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1259 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1260 * gold/testsuite/debug_msg.cc: Likewise.
1261 * gold/testsuite/odr_violation1.cc
1262 * gold/testsuite/odr_violation2.cc
1264 2010-07-21 Cary Coutant <ccoutant@google.com>
1266 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1267 string, and length fields.
1268 (Output_merge_string::Merged_strings_list): New type.
1269 (Output_merge_string::Merged_strings_lists): New typedef.
1270 (Output_merge_string): Replace merged_strings_ with
1271 merged_strings_lists_.
1272 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1273 Merged_strings_list per input object and section. Don't store pointer
1274 to the string. Don't store length with each merged string entry.
1275 (Output_merge_string::finalize_merged_data): Loop over list of merged
1276 strings lists. Recompute length of each merged string.
1278 2010-07-15 Cary Coutant <ccoutant@google.com>
1280 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1283 2010-07-14 Ian Lance Taylor <iant@google.com>
1285 * descriptors.cc (Descriptors::open): Report correct name in error
1288 2010-07-13 Doug Kwan <dougkwan@google.com>
1290 * arm.cc (Arm_input_section::Arm_input_section): For a
1291 SHT_ARM_EXIDX section, always keeps the input sections.
1292 (Arm_input_section::set_exidx_section_link): New method.
1293 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1294 has_errors_ to false.
1295 (Arm_exidx_input_section::has_errors,
1296 Arm_exidx_input_section::set_has_errors): New methods.
1297 (Arm_exidx_input_section::has_errors_): New data member.
1298 (Arm_relobj::get_exidx_shndx_list): New method.
1299 (Arm_output_section::append_text_sections_to_list): Do not skip
1300 section without SHF_EXECINSTR.
1301 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1303 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1304 section header. Make error messages more verbose. Check for
1305 a non-executable section linked to an EXIDX section.
1306 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1307 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1308 check that there is no deferred EXIDX section if we exit early.
1309 Instead of not making an EXIDX section in case of an error, make one
1310 and set the has_errors flag of it.
1311 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1312 in a relocatable link.
1313 (Target_arm::do_relax): Look for the EXIDX output section instead of
1314 assuming that it is called .ARM.exidx.
1315 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1316 section list. Do not check for SHF_EXECINSTR section flags but
1317 skip any input section with errors.
1318 * output.cc (Output_section::Output_section): Initialize
1319 always_keeps_input_sections_ to false.
1320 (Output_section::add_input_section): Check for
1321 always_keeps_input_sections_.
1322 * output.h (Output_section::always_keeps_input_sections,
1323 Output_section::set_always_keeps_input_sections): New methods.
1324 (Output_section::always_keeps_input_sections): New data member.
1326 2010-07-13 Rafael Espindola <espindola@google.com>
1328 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1329 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1331 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1332 Ian Lance Taylor <iant@google.com>
1334 * output.h (Output_section_lookup_maps::add_merge_section):
1335 Correct check of whether value was inserted.
1336 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1337 (Output_section_lookup_maps::add_relaxed_input_section):
1339 * arm.cc (Target_arm::got_section): Remove used local os.
1340 * i386.cc (Target_i386::got_section): Likewise.
1341 * x86_64.cc (Target_x86_64::got_section): Likewise.
1342 * sparc.cc (Target_sparc::got_section): Likewise.
1343 (Target_sparc::relocate): Remove unused local have_got_offset.
1344 * powerpc.cc (Target_powerpc::relocate): Likewise.
1346 2010-07-13 Ian Lance Taylor <iant@google.com>
1348 * compressed_output.cc (zlib_decompress): Fix signature in
1351 * archive.cc (Archive::include_member): Unlock an external member
1352 of a thin archive. Don't bother to delete an object we know is
1355 2010-07-12 Cary Coutant <ccoutant@google.com>
1357 * compressed_output.cc (zlib_decompress): New function.
1358 (get_uncompressed_size): New function.
1359 (decompress_input_section): New function.
1360 * compressed_output.h (get_uncompressed_size): New function.
1361 (decompress_input_section): New function.
1362 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1363 Handle compressed debug sections.
1364 * layout.cc (is_compressed_debug_section): New function.
1365 (Layout::output_section_name): Map compressed section names to
1367 * layout.h (is_compressed_debug_section): New function.
1368 (is_debug_info_section): Recognize compressed debug sections.
1369 * merge.cc: Include compressed_output.h.
1370 (Output_merge_data::do_add_input_section): Handle compressed
1372 (Output_merge_string::do_add_input_section): Handle compressed
1374 * object.cc: Include compressed_output.h.
1375 (Sized_relobj::Sized_relobj): Initialize new data members.
1376 (build_compressed_section_map): New function.
1377 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1378 * object.h (Object::section_is_compressed): New method.
1379 (Object::do_section_is_compressed): New method.
1380 (Sized_relobj::Compressed_section_map): New type.
1381 (Sized_relobj::do_section_is_compressed): New method.
1382 (Sized_relobj::compressed_sections_): New data member.
1383 * output.cc (Output_section::add_input_section): Handle compressed
1385 * reloc.cc: Include compressed_output.h.
1386 (Sized_relobj::write_sections): Handle compressed debug sections.
1388 2010-07-08 Cary Coutant <ccoutant@google.com>
1390 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1391 weak when resolving to a dynamic def.
1392 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1393 for weak undef/dynamic def cases. Adjust callers.
1394 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1395 undef_binding_weak_.
1396 (Symbol_table::sized_write_globals): Adjust symbol binding.
1397 (Symbol_table::sized_write_symbol): Add binding parameter.
1398 * symtab.h (Symbol::set_undef_binding): New method.
1399 (Symbol::is_undef_binding_weak): New method.
1400 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1401 (Symbol_table::should_override): Add new parameter.
1402 (Symbol_table::sized_write_symbol): Add new parameter.
1404 * testsuite/weak_undef_file1.cc: Add new test case.
1405 * testsuite/weak_undef_file2.cc: Fix header comment.
1406 * testsuite/weak_undef_test.cc: Add new test case.
1408 2010-06-29 Doug Kwan <dougkwan@google.com>
1410 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1411 Initialize USE_SYMBOL_.
1412 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1414 (Arm_reloc_property::uses_symbol_): New data member declaration.
1415 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1416 uses symbol value and symbol is undefined but not weakly undefined.
1418 2010-06-28 Rafael Espindola <espindola@google.com>
1420 * plugin.cc (Plugin::load): Use dlerror.
1422 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1424 * symtab.cc (detect_odr_violations): When reporting an ODR
1425 violation, report an object where the symbol is defined.
1427 2010-06-25 Doug Kwan <dougkwan@google.com>
1429 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1430 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1432 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1433 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1434 target hook to detect function points.
1435 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1436 * icf.h (Icf::check_section_for_function_pointers): Change type of
1437 parameter SECTION_NAME to const reference to std::string. Use
1438 target hook to determine if section may have unsafe pointers.
1439 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1442 2010-06-21 Rafael Espindola <espindola@google.com>
1444 * fileread.cc (Input_file::find_fie): New
1445 (Input_file::open): Use Input_file::find_fie.
1446 * fileread.h (Input_file::find_fie): New
1447 * plugin.cc (set_extra_library_path): New.
1448 (Plugin::load): Add set_extra_library_path to the transfer vector.
1449 (Plugin_manager::set_extra_library_path): New.
1450 (Plugin_manager::add_input_file): Use the extra search path if set.
1451 (set_extra_library_path(): New.
1452 * plugin.h (Plugin_manager): Add set_extra_library_path and
1455 2010-06-19 Cary Coutant <ccoutant@google.com>
1457 * layout.cc (gdb_sections): Add .debug_types.
1458 (lines_only_debug_sections): Likewise.
1460 2010-06-18 Rafael Espindola <espindola@google.com>
1462 * plugin.cc (add_input_file,add_input_library)
1463 (Plugin_manager::add_input_file): Make filename arguments const.
1464 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1467 2010-06-16 Doug Kwan <dougkwan@google.com>
1469 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1470 .ARM.attributes section if we have not merged any input
1471 attributes sections.
1473 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1475 * arm.cc: Allow combining objects with no EABI version
1478 2010-06-15 Rafael Espindola <espindola@google.com>
1480 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1482 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1484 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1485 (struct iovec): Correct !HAVE_READV definition.
1487 2010-06-10 Cary Coutant <ccoutant@google.com>
1489 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1490 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1492 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1495 * symtab.h (Symbol::is_placeholder): New member function.
1496 * target-reloc.h (relocate_section): Check for placeholder symbols.
1498 * testsuite/Makefile.am (plugin_test_8): New test.
1499 (plugin_test_9): New test.
1500 * testsuite/Makefile.in: Regenerate.
1502 2010-06-09 Nick Clifton <nickc@redhat.com>
1504 * yyscript.y (input_list_element): Allow strings prefixed with
1505 the '-' character. Treat these as libraries.
1506 * script.cc (script_add_library): New function. Adds a library
1507 specified by "-l<name>" found in an input script.
1508 * script-c.h: Add prototype for script_add_library.
1510 2010-06-07 Doug Kwan <dougkwan@google.com>
1512 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1513 Restrict stub-group size to be within long conditional branch
1514 range when working around cortex-A8 erratum.
1516 2010-06-07 Damien Diederen <dd@crosstwine.com>
1518 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1521 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1525 (Output_section::Input_section_sort_entry::compare_section_ordering):
1526 Change to return non-zero correctly.
1527 (Output_section::Input_section_sort_section_order_index_compare
1528 ::operator()): Change to fix ambiguity in comparisons.
1530 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1532 * gold.h (is_wildcard_string): New function.
1533 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1534 (Layout::layout_eh_frame): Ditto.
1535 (Layout::find_section_order_index): New method.
1536 (Layout::read_layout_from_file): New method.
1537 * layout.h (Layout::find_section_order_index): New method.
1538 (Layout::read_layout_from_file): New method.
1539 (Layout::input_section_position_): New private member.
1540 (Layout::input_section_glob_): New private member.
1541 * main.cc (main): Call read_layout_from_file here.
1542 * options.h (--section-ordering-file): New option.
1543 * output.cc (Output_section::input_section_order_specified_): New
1545 (Output_section::Output_section): Initialize new member.
1546 (Output_section::add_input_section): Add new parameter.
1547 Keep input sections when --section-ordering-file is used.
1548 (Output_section::set_final_data_size): Sort input sections when
1549 section ordering file is specified.
1550 (Output_section::Input_section_sort_entry): Add new parameter.
1552 (Output_section::Input_section_sort_entry::compare_section_ordering):
1554 (Output_section::Input_section_sort_compare::operator()): Change to
1555 consider section_order_index.
1556 (Output_section::Input_section_sort_init_fini_compare::operator()):
1557 Change to consider section_order_index.
1558 (Output_section::Input_section_sort_section_order_index_compare
1559 ::operator()): New method.
1560 (Output_section::sort_attached_input_sections): Change to sort
1561 according to section order when specified.
1562 (Output_section::add_input_section<32, true>): Add new parameter.
1563 (Output_section::add_input_section<64, true>): Add new parameter.
1564 (Output_section::add_input_section<32, false>): Add new parameter.
1565 (Output_section::add_input_section<64, false>): Add new parameter.
1566 * output.h (Output_section::add_input_section): Add new parameter.
1567 (Output_section::input_section_order_specified): New
1569 (Output_section::set_input_section_order_specified): New method.
1570 (Input_section::Input_section): Initialize section_order_index_.
1571 (Input_section::section_order_index): New method.
1572 (Input_section::set_section_order_index): New method.
1573 (Input_section::section_order_index_): New member.
1574 (Input_section::Input_section_sort_section_order_index_compare): New
1576 (Output_section::input_section_order_specified_): New member.
1577 * script-sections.cc (is_wildcard_string): Delete and move modified
1579 (Output_section_element_input::Output_section_element_input): Modify
1580 call to is_wildcard_string.
1581 (Output_section_element_input::Input_section_pattern
1582 ::Input_section_pattern): Ditto.
1583 (Output_section_element_input::Output_section_element_input): Ditto.
1584 * testsuite/Makefile.am (final_layout): New test case.
1585 * testsuite/Makefile.in: Regenerate.
1586 * testsuite/final_layout.cc: New file.
1587 * testsuite/final_layout.sh: New file.
1589 2010-06-01 Rafael Espindola <espindola@google.com>
1591 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1593 2010-06-01 Rafael Espindola <espindola@google.com>
1595 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1596 visibility of symbols.
1598 2010-05-27 Doug Kwan <dougkwan@google.com>
1600 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1601 from start of output section instead of address for a local symbol
1602 in a merged or relaxed section when doing a relocatable link.
1604 2010-05-26 Rafael Espindola <espindola@google.com>
1607 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1608 adding sections the garbage collector removed.
1609 * gold/testsuite/Makefile.am: Add test.
1610 * gold/testsuite/Makefile.in: Regenerate.
1611 * gold/testsuite/plugin_test_7.sh: New.
1612 * gold/testsuite/plugin_test_7_1.c: New.
1613 * gold/testsuite/plugin_test_7_2.c: New.
1615 2010-05-26 Rafael Espindola <espindola@google.com>
1617 * script-sections.cc (Output_section_definition::set_section_addresses):
1618 Check for --section-start.
1620 2010-05-26 Doug Kwan <dougkwan@google.com>
1622 * arm.cc (Arm_scan_relocatable_relocs): New class.
1623 (Target_arm::relocate_special_relocatable): New method.
1624 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1625 (Arm_relocate_functions::thumb_branch_common): Same.
1626 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1627 instead of Default_scan_relocatable_relocs.
1628 * target-reloc.h (relocate_for_relocatable): Let target handle
1629 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1630 * target.h (Sized_target::relocate_special_relocatable): New method.
1632 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1634 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1636 2010-05-23 Doug Kwan <dougkwan@google.com>
1638 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1640 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1641 with a direct branch, not a conditional branch, to a stub.
1642 * merge.cc (Output_merge_base::record_input_section): New method
1644 (Output_merge_data::do_add_input_section): Record input section if
1645 keeps-input-sections flag is set.
1646 (Output_merge_string::do_add_input_section): Ditto.
1647 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1648 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1650 (Output_merge_base::keeps_input_sections,
1651 Output_merge_base::set_keeps_input_sections,
1652 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1654 (Output_merge_base::Input_sections): New type declaration.
1655 (Output_merge_base::input_sections_begin,
1656 Output_merge_base::input_sections_end,
1657 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1658 (Output_merge_base::bool keeps_input_sections_,
1659 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1660 Output_merge_base::input_sections_): New data members.
1661 (Output_merge_data::do_set_keeps_input_sections): New method
1663 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1664 * output.cc (Output_section::Input_section::relobj): Move method
1665 defintion from class declaration to here and handle merge sections.
1666 (Output_section::Input_section::shndx): Ditto.
1667 (Output_section::Output_section): Remove initializations of removed
1668 data members and initialize new data member LOOKUP_MAPS_.
1669 (Output_section::add_input_section): Set keeps-input-sections flag
1670 for a newly created merge output section as appropriate. Adjust code
1671 to use Output_section_lookup_maps class.
1672 (Output_section::add_relaxed_input_section): Adjst code for lookup
1673 maps code refactoring.
1674 (Output_section::add_merge_input_section): Add a new parameter
1675 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1676 class. If adding input section to a newly created merge output
1677 section fails, remove the new merge section.
1678 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1679 Adjust code for use of the Output_section_lookup_maps class.
1680 (Output_section::find_merge_section): Ditto.
1681 (Output_section::build_lookup_maps): New method defintion.
1682 (Output_section::find_relaxed_input_section): Adjust code to use
1683 Output_section_lookup_maps class.
1684 (Output_section::get_input_sections): Export merge sections. Adjust
1685 code to use Output_section_lookup_maps class.
1686 (Output_section:::add_script_input_section): Adjust code to use
1687 Output_section_lookup_maps class. Update lookup maps for merge
1689 (Output_section::discard_states): Use Output_section_lookup_maps.
1690 (Output_section::restore_states): Same.
1691 * output.h (Merge_section_properties): Move class defintion out of
1693 (Output_section_lookup_maps): New class.
1694 (Output_section::Input_section::is_merge_section): New method
1696 (Output_section::Input_section::relobj): Move defintion out of class
1697 defintion. Declare method only.
1698 (Output_section::Input_section::shndx): Ditto.
1699 (Output_section::Input_section::output_merge_base): New method defintion.
1700 (Output_section::Input_section::u2_.pomb): New union field.
1701 (Output_section::Merge_section_by_properties_map,
1702 Output_section::Output_section_data_by_input_section_map,
1703 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1705 (Output_section::add_merge_input_section): Add new parameter
1706 KEEPS_INPUT_SECTIONS.
1707 (Output_section::build_lookup_maps): New method declaration.
1708 (Output_section::merge_section_map_,
1709 Output_section::merge_section_by_properties_map_,
1710 Output_section::relaxed_input_section_map_,
1711 Output_section::is_relaxed_input_section_map_valid_): Remove data
1713 (Output_section::lookup_maps_): New data member.
1715 2010-05-21 Doug Kwan <dougkwan@google.com>
1718 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1719 avoid a compilation error.
1721 2010-05-19 Rafael Espindola <espindola@google.com>
1723 * script-sections.cc (Output_section_definition::allocate_to_segment):
1724 Update the phdrs_list even when the output section is NULL.
1725 * testsuite/Makefile.am: Add test.
1726 * testsuite/Makefile.in: Regenerate.
1727 * testsuite/script_test_9.cc: New.
1728 * testsuite/script_test_9.sh: New.
1729 * testsuite/script_test_9.t: New.
1731 2010-05-19 Doug Kwan <dougkwan@google.com>
1733 * arm.cc (Arm_input_section::original_size): New method.
1734 (Arm_input_section::do_addralign): Add a cast.
1735 (Arm_input_section::do_output_offset): Remove static cast.
1736 (Arm_input_section::original_addralign,
1737 Arm_input_section::original_size_): Change type to uint32_t.
1738 (Arm_input_section::init): Add safe casts for section alignment
1740 (Arm_input_section::set_final_data_size): Do not set address and
1741 offset of stub table.
1742 (Arm_output_section::fix_exidx_coverage): Change use of of
1743 Output_section::Simple_input_section to that of
1744 Output_section::Input_section.
1745 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1746 except for the first pass.
1747 * output.cc (Output_section::get_input_sections): Change type of
1748 input_sections to std::list<Input_section>.
1749 (Output_section::add_script_input_section): Rename from
1750 Output_section::add_simple_input_section. Change type of SIS
1751 parameter from Simple_input_section to Input_section.
1752 * output.h (Output_section::Simple_input_section): Remove class.
1753 (Output_section::Input_section): Change class visibility to public.
1754 (Output_section::Input_section::addralign): Use stored alignments
1755 for special input sections if set.
1756 (Output_section::Input_section::set_addralign): New method.
1757 (Output_section::get_input_sections): Change parameter type from
1758 list of Simple_input_section to list of Input_section.
1759 (Output_section::add_script_input_section): Rename from
1760 Output_section::add_simple_input_section. Change first parameter's
1761 type from Simple_input_section to Input_section and remove the
1762 second and third parameters.
1763 * script-sections.cc (Input_section::Input_section_list): Change
1764 type to list of Output_section::Input_section/
1765 (Input_section_info::Input_section_info): Change parameter type of
1766 INPUT_SECTION to Output_section::Input_section.
1767 (Input_section_info::input_section): Change return type.
1768 (Input_section_info::input_section_): Change type to
1769 Output_section::Input_section.
1770 (Output_section_element_input::set_section_addresses): Adjust code
1771 to use Output_section::Input_section instead of
1772 Output_section::Simple_input_section. Adjust code for renaming
1773 of Output_section::add_simple_input_section.
1774 (Orphan_output_section::set_section_addresses): Ditto.
1776 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1778 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1779 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1781 2010-05-18 Rafael Espindola <espindola@google.com>
1783 * options.cc (General_options::finalize): Handle -nostdlib.
1784 * options.h (nostdlib): New option.
1785 * script.cc (script_add_search_dir): Handle -nostdlib.
1787 2010-05-12 Doug Kwan <dougkwan@google.com>
1789 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1790 attributes section only if there no attributes section after merging.
1791 (Target_arm::merge_object_attributes): Move value of
1792 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1793 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1794 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1795 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1796 and arm_attr_merge_7.stdout.
1797 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1798 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1799 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1800 arm_attr_merge_7b.o): New rules.
1801 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1803 * testsuite/Makefile.in: Regenerate.
1804 * testsuite/arm_attr_merge.sh: New file.
1805 * testsuite/arm_attr_merge_[67][ab].s: Same.
1807 2010-05-05 Nick Clifton <nickc@redhat.com>
1809 * po/es.po: Updated Spanish translation.
1811 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1813 * Makefile.am (install-exec-local): Properly install gold as
1814 default cross linker.
1815 * Makefile.in: Regenerated.
1817 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1818 Nick Clifton <nickc@redhat.com>
1820 * configure.ac (install_as_default): Define and set to false
1821 unless --enable-gold or --enable-gold=both/gold has been
1823 * configure: Regenerate.
1825 * Makefile.am (install-exec-local): Install the executable as
1826 'ld.gold'. If install_as_default is true then also install it as
1828 * Makefile.in: Regenerated.
1830 2010-04-24 Ian Lance Taylor <iant@google.com>
1832 * layout.cc (Layout::layout_reloc): In relocatable link don't
1833 combine reloc sections for grouped sections.
1835 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1837 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1838 sections that are not ordinary to icf.
1839 * icf.cc (get_section_contents): Handle relocation pointing to section
1840 with no object or shndx information.
1841 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1842 * testsuite/Makefile.in: Regenerate.
1843 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1844 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1846 2010-04-22 Ian Lance Taylor <iant@google.com>
1848 * expression.cc (Expression::Expression_eval_info): Add
1849 result_alignment_pointer field.
1850 (Expression::eval_with_dot): Add result_alignment_pointer
1851 parameter. Change all callers.
1852 (Expression::eval_maybe_dot): Likewise.
1853 (class Binary_expression): Add alignment_pointer parameter to
1854 left_value and right_value. Change all callers.
1855 (BINARY_EXPRESSION): Set result alignment.
1856 (class Trinary_expression): Add alignment_pointer parameter to
1857 arg2_value and arg3_value. Change all callers.
1858 (Trinary_cond::value): Set result alignment.
1859 (Max_expression::value, Min_expression::value): Likewise.
1860 (Align_expression::value): Likewise.
1861 * script-sections.cc (class Sections_element): Add dot_alignment
1862 parameter to set_section_addresses virtual function. Update
1864 (class Output_section_element): Likewise.
1865 (Script_sections::create_segments): Add dot_alignment parameter.
1867 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1868 (Script_sections::set_phdrs_clause_addresses): Likewise.
1869 * script-sections.h: Update declarations.
1870 * script.h: Update declarations.
1871 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1873 * testsuite/script_test_3.t: Set large alignment.
1874 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1875 segment has expected alignment.
1877 2010-04-22 Nick Clifton <nickc@redhat.com>
1879 * po/gold.pot: Updated by the Translation project.
1880 * po/vi.po: Updated Vietnamese translation.
1882 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1884 * testsuite/Makefile.am (check_PROGRAMS): Add
1885 icf_virtual_function_folding_test.
1886 * testsuite/Makefile.in: Regenerated.
1888 2010-04-15 Andrew Haley <aph@redhat.com>
1890 * options.h (merge_exidx_entries): New option.
1891 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1892 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1893 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1894 (Target_arm::merge_exidx_entries): New function.
1895 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1896 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1897 to Arm_exidx_fixup constructor.
1898 Add new arg, merge_exidx_entries.
1899 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1900 Arm_output_section::fix_exidx_coverage.
1902 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1904 * icf.cc (get_section_contents): Check for preemptible functions.
1905 Ignore addend when appropriate.
1906 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1908 (add_from_relobj): Check for section folded.
1909 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1910 * symtab.h (should_add_dynsym_entry): Add new parameter.
1911 * target-reloc.h (scan_relocs): Check for section folded.
1912 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1913 Check reloc types for function pointers in shared objects.
1914 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1916 (icf_preemptible_functions_test): New test case.
1917 (icf_string_merge_test): New test case.
1918 * testsuite.Makefile.in: Regenerate.
1919 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1920 bar_glob. Refactor code.
1921 * testsuite/icf_preemptible_functions_test.cc: New file.
1922 * testsuite/icf_preemptible_functions_test.sh: New file.
1923 * testsuite/icf_string_merge_test.cc: New file.
1924 * testsuite/icf_string_merge_test.sh: New file.
1925 * testsuite/icf_virtual_function_folding_test.cc: New file.
1926 * testsuite/icf_virtual_function_folding_test.sh: New file.
1928 2010-04-14 Doug Kwan <dougkwan@google.com>
1930 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1931 for local symbol recounting if we remove a section due to ICF.
1932 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1933 there are no regular objects in input.
1935 2010-04-13 Doug Kwan <dougkwan@google.com>
1937 * arm.cc (Arm_input_section::set_final_data_size): Compute
1938 accurate final data size instead of using current data size.
1940 2010-04-09 Doug Kwan <dougkwan@google.com>
1942 * layout.cc (Layout::choose_output_section): Handle script section
1944 (Layout::make_output_section_for_script): Add section type parameter.
1945 Handle script section types.
1946 * layout.h (Layout::make_output_section_for_script): Add section
1948 * output.cc (Output_section::Output_section): Initialize data member
1950 (Output_section::do_reset_address_and_file_offset): Do not set address
1951 to 0 if section is a NOLOAD section.
1952 * output.h (Output_section::is_noload): New method.
1953 (Output_section::set_is_noload): Ditto.
1954 (Output_section::is_noload_): New data member.
1955 * script-c.h (Script_section_type): New enum type.
1956 (struct Parser_output_section_header): Add new file section_type.
1957 * script-sections.cc (Sections_element::output_section_name): Add
1958 parameter for returning script section type.
1959 (Output_section_definition::output_section_name): Ditto.
1960 (Output_section_definition::section_type)P; New method.
1961 (Output_section_definiton::script_section_type_name): Ditto.
1962 (Output_section_definition::script_section_type_): New data member.
1963 (Output_section_definition::Output_section_definition): Initialize
1964 data member Output_section_definition::script_section_type_.
1965 (Output_section_definition::create_sections): Pass script section type
1966 to Layout::make_output_section_for_script.
1967 (Output_section_definition::output_section_name): Return script
1968 section type to caller.
1969 (Output_section_definition::set_section_address): Do not advance
1970 dot value and load address if section type is NOLOAD. Set address
1971 of NOLOAD sections regardless of section flags.
1972 (Output_section_definition::print): Print section type if it is
1973 not SCRIPT_SECTION_TYPE_NONE.
1974 (Output_section_definition::section_type): New method.
1975 (Output_section_definition::script_section_type_name): Ditto.
1976 (Script_sections::output_section_name): Add new parameter
1977 PSECTION_TYPE for returning script section type. Pass it to
1978 section elements. Handle discard sections.
1979 (Sort_output_sections::operator()): Handle NOLOAD sections.
1980 * script-sections.h (Script_sections::Section_type): New enum type.
1981 (Script_sections::output_section_name): Add a new parameter for
1982 returning script section type.
1983 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1985 * yyscript.y (union): Add new field SECTION_TYPE.
1986 (COPY, DSECT, INFO, NOLOAD): New tokens.
1987 (opt_address_and_section_type): Change type to output_section_header.
1988 (section_type): New non-terminal
1989 (section_header): Handle section type.
1990 (opt_address_and_section_type): Return section type value.
1992 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1994 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1995 * testsuite/plugin_common_test_2.c (foo): Likewise.
1997 2010-04-08 Doug Kwan <dougkwan@google.com>
1999 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
2001 * output.cc (Output_section::add_merge_input_section): Simplify
2002 code and return status of Output_merge_base::add_input_section.
2003 Update merge section map only if Output_merge_base::add_input_section
2006 2010-04-07 Doug Kwan <dougkwan@google.com>
2008 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
2009 if section is marked as containing instructions but has no mapping
2011 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
2012 correct section index.
2013 (Arm_relobj::find_linked_text_section): Ditto.
2015 2010-04-07 Cary Coutant <ccoutant@google.com>
2017 * archive.cc (include_member): Destroy Read_symbols_data object before
2019 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
2020 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
2021 (Read_symbols_data::~Read_symbols_data) New destructor.
2022 (Section_relocs::Section_relocs) New constructor.
2023 (Section_relocs::~Section_relocs) New destructor.
2024 (Read_relocs_data::Read_relocs_data) New constructor.
2025 (Read_relocs_data::~Read_relocs_data) New destructor.
2026 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2027 pointers to NULL after deleting.
2029 2010-04-07 Doug Kwan <dougkwan@google.com>
2031 * arm.cc: Replace "endianity" with "endianness" in comments.
2032 (Arm_exidx_cantunwind): Ditto.
2033 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2034 (Arm_relobj::merge_flags_and_attributes): New method.
2035 (Arm_relobj::merge_flags_and_attributes_): New data member.
2036 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2037 (Arm_relobj::scan_sections_for_stubs): Ditto.
2038 (Arm_relobj::do_read_symbols): Check to see if we really want to
2039 merge processor-specific flags and attributes. Exit early if
2040 an object is empty except for section names and the undefined symbol.
2041 (Target_arm::do_finalize_sections): Move check for ELF format to
2042 Arm_relobj::do_read_symbols. Merge processor specific flags and
2043 attributes from a regular object only when we have determined that
2044 it is aapropriate. Do not create an .ARM.attributes section in
2045 output if there is no regular input object.
2046 (Target_arm::merge_processor_specific_flags): Check
2047 --warn-mismatch before printing any error.
2048 (Target_arm::merge_object_attributes): Ditto.
2049 * gold.cc (queue_middle_tasks): Handle the case in which there is
2050 no regular object in input.
2051 * options.cc (General_options::parse_EB): New method.
2052 (General_options::parse_EL): Same.
2053 (General_options::General_options): Initialize endianness_.
2054 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2056 (General_options::Endianness): New enum.
2057 (General_options::endianness): New method.
2058 (General_options::endianness_): New data member.
2059 * parameters.cc (Parameters::set_options): Check target endianness.
2060 (Parameters::set_target_once): Ditto.
2061 (Parameters::check_target_endianness): New method.
2062 (parameters_force_valid_target): If either -EL or -EB is specified,
2063 use it to define endianness of default target.
2064 * parameters.h (Parameters::check_target_endianness): New method
2066 * target.h (class Target): Change "endianity" to "endianness"
2069 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2071 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2072 * configure: Regenerate.
2073 * Makefile.in: Regenerate.
2074 * testsuite/Makefile.in: Regenerate.
2076 2010-04-06 Cary Coutant <ccoutant@google.com>
2079 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2080 prevailing definitions of common symbols.
2081 * testsuite/plugin_test_6.sh: New test case.
2082 * testsuite/plugin_common_test_1.c: New test case.
2083 * testsuite/plugin_common_test_2.c: New test case.
2084 * testsuite/Makefile.am (plugin_test_6): New test case.
2085 * testsuite/Makefile.in: Regenerate.
2087 2010-04-06 Nick Clifton <nickc@redhat.com>
2089 * po/vi.po: New Vietnamese translation.
2091 2010-03-30 Doug Kwan <dougkwan@google.com>
2093 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2095 2010-03-25 Doug Kwan <dougkwan@google.com>
2097 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2098 to avoid a conversion warning on a 32-bit host.
2100 2010-03-24 Ian Lance Taylor <iant@google.com>
2102 * testsuite/script_test_3.t: Add a TLS segment.
2103 * testsuite/Makefile.am (check_PROGRAMS): Add
2104 tls_phdrs_script_test.
2105 (tls_phdrs_script_test_SOURCES): Define.
2106 (tls_phdrs_script_test_DEPENDENCIES): Define.
2107 (tls_phdrs_script_test_LDFLAGS): Define.
2108 (tls_phdrs_script_test_LDADD): Define.
2109 * testsuite/Makefile.in: Rebuild.
2111 2010-03-23 Cary Coutant <ccoutant@google.com>
2113 * fileread.cc (find_or_make_view): Fix comment.
2115 2010-03-23 Ian Lance Taylor <iant@google.com>
2117 * script-sections.cc (class Orphan_section_placement): Define
2118 PLACE_TLS and PLACE_TLS_BSS.
2119 (Orphan_section_placement::Orphan_section_placement): Initialize
2121 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2122 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2123 (tls_script_test_SOURCES): Define.
2124 (tls_script_test_DEPENDENCIES): Define.
2125 (tls_script_test_LDFLAGS): Define.
2126 (tls_script_test_LDADD): Define.
2127 * testsuite/Makefile.in: Rebuild.
2129 2010-03-22 Doug Kwan <dougkwan@google.com>
2131 * arm.cc (Arm_relocate_functions::abs8,
2132 Arm_relocate_functions::abs16): Use correct check for overflow
2133 specified in the ARM ELF specs.
2134 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2135 target of a BLX instruction specially.
2136 (Reloc_stub::stub_type_for_reloc): Ditto.
2137 (Relocate::relocate): Use symbolic names instead of numeric relocation
2138 codes to report error.
2139 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2141 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2142 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2143 thumb2_blx_out_of_range.stdout
2144 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2145 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2146 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2147 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2148 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2149 thumb2_blx_in_range, thumb2_blx_in_range.o,
2150 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2151 thumb2_blx_out_of_range.o): New rules.
2152 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2153 thumb2_blx_in_range and thumb2_blx_out_of_range.
2154 * testsuite/Makefile.in: Regenerate.
2155 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2156 * testsuite/thumb_blx_in_range.s: New file.
2157 * testsuite/thumb_blx_out_of_range.s: New file.
2159 2010-03-22 Rafael Espindola <espindola@google.com>
2161 * archive.cc (Should_include): Move to archive.h.
2162 (should_include_member): Make it a member of Archive.
2164 (Add_lib_group_symbols): New.
2165 * archive.h: Include options.h.
2166 (Archive_member): Moved from Archive.
2167 (Should_include): Moved from archive.cc.
2169 (Add_lib_group_symbols): New.
2170 * dynobj.cc (do_should_include_member): New.
2171 * dynobj.h (do_should_include_member): New.
2172 * gold.cc (queue_initial_tasks): Update call to queue.
2173 * main.cc (main): Print lib group stats.
2174 * object.cc (do_should_include_member): New.
2175 * object.h: Include archive.h.
2176 (Object::should_include_member): New.
2177 (Object::do_should_include_member): New.
2178 (Sized_relobj::do_should_include_member): New.
2179 * options.cc (General_options::parse_start_lib): New.
2180 (General_options::parse_end_lib): New.
2181 (Input_arguments::add_file): Handle lib groups.
2182 (Input_arguments::start_group): Check we are not in a lib.
2183 (Input_arguments::start_lib): New.
2184 (Input_arguments::end_lib): New.
2185 * options.h (General_options): Add start_lib and end_lib.
2186 (Input_argument::lib_): New.
2187 (Input_argument::lib): New.
2188 (Input_argument::is_lib): New.
2189 (Input_file_lib): New.
2190 (Input_arguments::in_lib_): New.
2191 (Input_arguments::in_lib): New.
2192 (Input_arguments::start_lib): New.
2193 (Input_arguments::end_lib_): New.
2194 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2195 in unused members as preempted.
2196 (Sized_pluginobj::do_should_include_member): New.
2197 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2198 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2200 (Read_symbols::do_whole_lib_group): New.
2201 (Read_symbols::do_lib_group): New.
2202 (Read_symbols::do_read_symbols): Handle lib groups.
2203 (Read_symbols::get_name): Handle lib groups.
2204 * readsyms.h (Read_symbols): Add an archive member pointer.
2205 (Read_symbols::do_whole_lib_group): New.
2206 (Read_symbols::do_lib_group): New.
2207 (Read_symbols::member_): New.
2208 * script.cc (read_input_script): Update call to queue_soon.
2210 2010-03-19 Doug Kwan <dougkwan@google.com>
2212 * arm.cc (Stub_table::Stub_table): Initialize new data members
2213 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2214 (Stub_table::add_reloc_stub): Assign stub offset and update
2215 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2216 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2218 (Stub_table::update_data_size_and_addralign): Use
2219 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2220 instead of going over all reloc stubs.
2221 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2222 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2223 Stringpool_template::offset_ to size of Stringpool_char.
2224 (Stringpool_template::new_key_offset): Remove code to initialize
2225 Stringpool_template::offset_.
2226 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2227 Stringpool_template::offset_ to zero.
2229 2010-03-15 Doug Kwan <dougkwan@google.com>
2231 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2233 (Stringpool_template::new_key_offset): New method.
2234 (Stringpool_template::add_string): Assign offsets when adding new
2236 (Stringpool_template::set_string_offsets): Do not set string offsets
2237 when not optimizing.
2238 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2240 (Chunked_vector::clear): Clear size_.
2241 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2242 (Chunked_vector::size): Return size_.
2243 (Chunked_vector::push_back): Use size_ to find insert position.
2244 (Chunked_vector::size_): New data member.
2245 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2246 (Stringpool_template::new_key_offset): New method declaration.
2247 (Stringpool_template::offset_): New data member.
2249 2010-03-15 Rafael Espindola <espindola@google.com>
2251 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2252 Add_symbols' constructor.
2253 * readsyms.h (Add_symbols): Remove the input_group member.
2255 2010-03-10 Ian Lance Taylor <iant@google.com>
2257 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2258 target to ask whether a reference to a symbol requires a stack
2260 * target.h (Target::is_call_to_non_split): New function.
2261 (Target::do_is_call_to_non_split): Declare virtual function.
2262 * target.cc: Include "symtab.h".
2263 (Target::do_is_call_to_non_split): New function.
2264 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2266 2010-03-10 Cary Coutant <ccoutant@google.com>
2268 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2269 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2270 (File_read::open[2]): Add whole_file_view_ to list of views.
2271 (File_read::make_view): Remove test of whole_file_view_.
2272 (File_read::find_or_make_view): Create whole_file_view_ if
2274 (File_read::clear_views): Replace bool parameter with enum;
2275 adjust all callers. Don't delete views with permanent data;
2276 do delete cached views and views from archives if
2277 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2278 if clearing the corresponding view.
2279 * fileread.h (File_read::Clear_views_mode): New enum.
2280 (File_read::View::is_permanent_view): New method.
2281 (File_read::clear_views): Replace bool parameter
2282 with enum; adjust all callers.
2283 * options.h (General_options): Change keep_files_mapped option;
2284 add map_whole_files.
2285 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2287 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2290 2010-03-10 David S. Miller <davem@davemloft.net>
2292 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2294 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2296 * icf.cc (get_section_contents): Add '@' marker after processing the
2299 2010-03-08 Doug Kwan <dougkwan@google.com>
2301 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2302 due to a conversion warning.
2303 (Arm_relobj::update_output_local_symbol_count): Check for local
2304 symbol with unset output index.
2306 2010-03-05 Ian Lance Taylor <iant@google.com>
2308 * options.h (class General_options): Add --spare-dynamic-tags.
2309 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2310 --spare-dynamic-tags.
2312 2010-03-05 Ian Lance Taylor <iant@google.com>
2314 * incremental.cc: Include "libiberty.h".
2316 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2319 function, is_info_ member.
2320 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2321 (Versions::Versions): Update caller.
2322 (Versions::define_base_version): Likewise.
2323 (Versions::add_def): Likewise.
2325 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2327 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2328 (Scan::possible_function_pointer_reloc): New function.
2329 (Scan::local_reloc_may_be_function_pointer): Change to call
2330 possible_function_pointer_reloc.
2331 (Scan::global_reloc_may_be_function_pointer): Ditto.
2332 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2333 relocations in ".data.rel.ro._ZTV" section.
2334 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2335 * testsuite/icf_safe_so_test.cc: Ditto.
2336 * testsuite/icf_safe_test.cc: Ditto.
2337 * testsuite/icf_safe_test.sh: Ditto.
2339 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2340 Ian Lance Taylor <iant@google.com>
2342 * target-reloc.h (relocate_section): Check the symbol table index
2343 for -1U before setting the local symbol index.
2344 (scan_relocatable_relocs): If copying the relocation, record that
2345 the local symbol is required.
2346 * object.h (Symbol_value::is_output_symtab_index_set): New
2348 (Symbol_value::may_be_discarded_from_output_symtab): New
2350 (Symbol_value::has_output_symtab_entry): New function.
2351 (Symbol_value::needs_output_symtab_entry): Remove.
2352 (Symbol_value::output_symtab_index): Make sure the symbol index is
2354 (Symbol_value::set_output_symtab_index): Make sure the symbol
2355 index is not set. Make sure the new index is valid.
2356 (Symbol_value::set_must_have_output_symtab_entry): New function.
2357 (Symbol_value::has_output_dynsym_entry): New function.
2358 (Symbol_value::set_output_dynsym_index): Make sure the new index
2360 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2361 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2362 local symbol if permitted.
2363 (Sized_relobj::do_finalize_local_symbols): Call
2364 is_output_symtab_index_set rather than needs_output_symtab_entry.
2365 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2366 rather than needs_output_symtab_entry. Call
2367 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2368 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2369 is_output_symtab_index_set rather than needs_output_symtab_entry.
2370 * testsuite/discard_locals_relocatable_test.c: New file.
2371 * testsuite/discard_locals_test.sh: Test -r.
2372 * testsuite/Makefile.am (check_DATA): Add
2373 discard_locals_relocatable_test1.syms,
2374 discard_local_relocatable_test2.syms.
2375 (MOSTLYCLEANFILES): Likewise. Also add
2376 discard_locals_relocatable_test1.lout and
2377 discard_locals_relocatable_test2.out.
2378 (discard_locals_relocatable_test1.syms): New target.
2379 (discard_locals_relocatable_test.o): New target.
2380 (discard_locals_relocatable_test1.out): New target.
2381 (discard_locals_relocatable_test2.syms): New target.
2382 (discard_locals_relocatable_test2.out): New target.
2383 (various): Add missing ../ld-new dependencies.
2384 * testsuite/Makefile.in: Rebuild.
2386 2010-03-03 Nick Clifton <nickc@redhat.com>
2388 * po/fi.po: New Finnish translation.
2390 2010-03-01 Doug Kwan <dougkwan@google.com>
2392 * layout.cc (Layout::Layout): Force section types of .init_array*,
2393 .preinit_array* and .fini_array* sections.
2394 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2395 Fix check of return value of std::string::find.().
2396 (Output_section::Input_section_sort_compare::operator()): Remove
2397 comment about .init_array.
2398 (Output_section::Input_section_sort_init_fini_compare::operator()):
2400 (Output_section::sort_attached_input_sections): Handle .init_array
2401 and .fini_array specially.
2402 * output.h (Output_section::Inut_section_sort_compare): Update
2404 (Output_section::Input_section_sort_init_fini_compare): New struct.
2406 2010-02-26 Doug Kwan <dougkwan@google.com>
2408 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2409 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2410 * testsuite/debug_msg.sh: Avoid matching source line number for
2411 use of global variable undef_int.
2413 2010-02-26 Doug Kwan <dougkwan@google.com>
2415 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2416 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2417 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2418 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2419 * options.cc (General_options::General_options): Initialize member
2421 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2422 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2423 and rm_no_fix_v4bx.stdout
2424 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2425 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2426 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2427 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2428 and arm_no_fix_v4bx.
2429 * Makefile.in: Regenerate.
2430 * testsuite/arm_fix_v4bx.s: New file.
2431 * testsuite/arm_fix_v4bx.sh: Ditto.
2433 2010-02-24 Doug Kwan <dougkwan@google.com>
2435 * arm.cc (Target_arm::got_section): Make the .got section the first
2436 non RELRO section in the data segment.
2437 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2438 suffixes of section names.
2440 2010-02-24 Doug Kwan <dougkwan@google.com>
2442 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2443 flags and attributes merging if an input file is a binary file.
2444 * fileread.cc (Input_file::open): Record format of original file.
2445 * fileread.h (Input_file::Format): New enum type.
2446 (Input_file::Input_file): Initialize data member format_.
2447 (Input_file::format): New method definition.
2448 (Input_file::format_):: New data member.
2450 2010-02-24 Doug Kwan <dougkwan@google.com>
2452 * arm.cc (Arm_output_data_got): New class.
2453 (ARM_TCB_SIZE): New constant
2454 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2455 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2456 If user uses a script with a SECTIONS clause, issue only a warning
2457 for a misplaced EXIDX input section. Otherwise, issue an error.
2458 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2460 (Target_arm::got_mode_index_entry): Handle static linking.
2461 (Target_arm::Scan::local): Ditto.
2462 (Target_arm::Scan::global): Ditto.
2463 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2464 all incorrectly implemented relocations.
2465 (Target_arm::fix_exidx_coverage): Pass layout to
2466 Arm_output_section::fix_exidx_coverage.
2467 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2468 from ".ARM.exidx." and ".ARM.extab.".
2470 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2472 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2473 section if it does not already exist.
2474 * attributes.cc (Attributes_section_data::Attributes_section_data):
2475 Don't crash if size is zero.
2477 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2478 Ian Lance Taylor <iant@google.com>
2480 * gold.cc (queue_middle_tasks): If no input files were opened,
2482 * workqueue.h (Task_function::Task_function): Assert that there is
2485 2010-02-22 Doug Kwan <dougkwan@google.com>
2487 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2488 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2489 types to avoid warnings due to different uint64_t implementations
2492 2010-02-21 Doug Kwan <dougkwan@google.com>
2494 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2495 handling of the maximum backward branch offset.
2496 (Arm_relocate_functions::thumb_branch_common): Ditto.
2497 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2498 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2499 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2500 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2501 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2502 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2503 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2504 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2505 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2506 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2507 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2508 thumb2_bl_out_of_range.o): New rules.
2509 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2510 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2511 thumb2_bl_out_of_range
2512 * testsuite/Makefile.in: Regenerate.
2513 * testsuite/arm_bl_in_range.s: New file.
2514 * testsuite/arm_bl_out_of_range.s: Ditto.
2515 * testsuite/arm_branch_in_range.sh: Ditto.
2516 * testsuite/arm_branch_range.t: Ditto.
2517 * testsuite/thumb2_branch_range.t: Ditto.
2518 * testsuite/thumb_bl_in_range.s: Ditto.
2519 * testsuite/thumb_bl_out_of_range.s: Ditto.
2520 * testsuite/thumb_branch_range.t: Ditto.
2522 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2524 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2525 Add reloc offset information.
2526 * icf.cc (get_section_contents): Change iterators to point to the new
2527 vectors. Add reloc offset information to the contents.
2528 * icf.h (Icf::Sections_reachable_info): New typedef.
2529 (Icf::Sections_reachable_list): New typedef.
2530 (Icf::Offset_info): New typedef.
2531 (Icf::Reloc_info): New struct typedef.
2532 (Icf::Reloc_info_list): New typedef.
2533 (Icf::symbol_reloc_list): Delete method.
2534 (Icf::addend_reloc_list): Delete method.
2535 (Icf::section_reloc_list): Delete method.
2536 (Icf::reloc_info_list): New method.
2537 (Icf::reloc_info_list_): New member.
2539 2010-02-19 Doug Kwan <dougkwan@google.com>
2541 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2542 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2543 * arm.cc (Arm_relocation_functions): New forward declaration.
2544 (Target_arm::Target_arm): Initialize new data members
2545 got_mod_index_offset_ and tls_base_symbol_defined_.
2546 (Target_arm::Relocate::relocate_tls): New method.
2547 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2548 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2550 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2551 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2552 (Target_arm::got_mod_index_offset_,
2553 Target_arm::tls_base_symbol_defined_): New data members.
2554 (Target_arm::Scan::local, Target::Scan::global,
2555 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2558 2010-02-18 Doug Kwan <dougkwan@google.com>
2560 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2561 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2562 text section as a parameter becuase some broken tools may not set
2563 the link in section header.
2564 (Target_arm::has_got_section): New method.
2565 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2566 without any mapping symbol as data only. Remove warning.
2567 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2568 link in its section header, try to discover the link by inspecting the
2569 REL31 relocation at the beginning of the section.
2570 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2572 (Target_arm::Scan::global): Treat any reference to the symbol
2573 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2575 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2577 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2578 (Scan::global_reloc_may_be_function_pointer): New function.
2579 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2580 (Scan::global_reloc_may_be_function_pointer): New function.
2581 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2582 (Scan::global_reloc_may_be_function_pointer): New function.
2583 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2584 (Scan::global_reloc_may_be_function_pointer): New function.
2585 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2586 (Scan::global_reloc_may_be_function_pointer): New function.
2587 (Scan::possible_function_pointer_reloc): New function.
2588 (Target_x86_64::can_check_for_function_pointers): New function.
2589 * gc.h (gc_process_relocs): Scan relocation types to determine if
2590 function pointers were taken for targets that support it.
2591 * icf.cc (Icf::find_identical_sections): Include functions for
2592 folding in safe ICF whose pointer is not taken.
2593 * icf.h (Secn_fptr_taken_set): New typedef.
2594 (fptr_section_id_): New member.
2595 (section_has_function_pointers): New function.
2596 (set_section_has_function_pointers): New function.
2597 (check_section_for_function_pointers): New function.
2598 * options.h: Fix comment for safe ICF option.
2599 * target.h (can_check_for_function_pointers): New function.
2600 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2601 Modify icf_safe_test for X86-64.
2602 * testsuite/Makefile.in: Regenerate.
2603 * testsuite/icf_safe_so_test.cc: New file.
2604 * testsuite/icf_safe_so_test.sh: New file.
2605 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2606 (main): Change to take pointer to function kept_func_3.
2607 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2608 folding is done correctly for X86-64.
2610 2010-02-12 David S. Miller <davem@davemloft.net>
2612 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2613 is_symbolless parameter.
2614 (Output_reloc<SHT_REL>::is_symbolless): New.
2615 (Output_reloc<SHT_REL>::is_symbolless_): New.
2616 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2617 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2618 (Output_reloc<SHT_RELA>::is_symbolless): New.
2619 (Output_data_reloc::add_global): Handle is_symbolless.
2620 (Output_data_reloc::add_global_relative): Likewise.
2621 (Output_data_reloc::add_local): Likewise.
2622 (Output_data_reloc::add_local_relative): Likewise.
2623 (Output_data_reloc::add_symbolless_global_addend): New.
2624 (Output_data_reloc::add_symbolless_local_addend): New.
2625 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2627 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2628 instead of ->is_relative_
2629 (Output_reloc::write): Likewise.
2630 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2631 (Output_reloc::write_rel): Simplify.
2633 * sparc.cc (Target_sparc::Scan::local): Use
2634 ->add_symbolless_local_addend as needed.
2635 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2636 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2637 based upon relocation offset.
2639 2010-02-11 Doug Kwan <dougkwan@google.com>
2641 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2642 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2643 beginning of function.
2644 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2645 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2646 parameter is_32bit in calls to should_apply_static_reloc.
2647 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2648 (check_DATA): Add arm_abs_global.stdout.
2649 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2650 arm_abs_global.stdout): New rules.
2651 (MOSTLLYCLEANFILES): Add arm_abs_global
2652 * Makefile.in: Regenerate.
2653 * testsuite/arm_abs_global.s: New file.
2654 * testsuite/arm_abs_global.sh: Ditto.
2655 * testsuite/arm_abs_lib.s: Ditto.
2657 2010-02-11 Ian Lance Taylor <iant@google.com>
2659 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2661 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2662 Allocate_commons_task first.
2663 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2664 task, rather than symtab_lock_.
2665 (Gc_process_relocs::~Gc_process_relocs): New function.
2666 (Gc_process_relocs::is_runnable): Check this_blocker_.
2667 (Gc_process_relocs::locks): Use next_blocker_ rather than
2669 (Scan_relocs::~Scan_relocs): New function.
2670 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2672 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2674 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2675 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2676 constructor accordingly.
2677 (class Gc_process_relocs): Likewise.
2678 (class Scan_relocs): Likewise.
2679 * common.h (class Allocate_commons_task): Remove symtab_lock_
2680 field, and corresponding constructor parameter.
2681 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2683 (Allocate_commons_task::locks): Likewise.
2685 2010-02-11 Ian Lance Taylor <iant@google.com>
2687 * gold-threads.h (class Once): Define.
2688 (class Initialize_lock): Rewrite as child of Once.
2689 * gold-threads.cc (class Once_initialize): Define.
2690 (once_pointer_control): New static variable.
2691 (once_pointer, once_arg): New static variables.
2692 (c_run_once): New static function.
2693 (Once::Once, Once::run_once, Once::internal_run): New functions.
2694 (class Initialize_lock_once): Remove.
2695 (initialize_lock_control): Remove.
2696 (initialize_lock_pointer): Remove.
2697 (initialize_lock_once): Remove.
2698 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2699 (Initialize_lock::initialize): Rewrite.
2700 (Initialize_lock::do_run_once): New function.
2701 * archive.cc (Archive::interpret_header): Only clear name if it is
2703 * fileread.cc: Include "gold-threads.h"
2704 (file_counts_lock): New static variable.
2705 (file_counts_initialize_lock): Likewise.
2706 (File_read::release): Only increment counts when using --stats.
2707 Use a lock around the increment.
2708 * parameters.cc (class Set_parameters_target_once): Define.
2709 (set_parameters_target_once): New static variable.
2710 (Parameters::Parameters): Move here from parameters.h.
2711 (Parameters::set_target): Rewrite.
2712 (Parameters::set_target_once): New function.
2713 (Parameters::clear_target): Move here and rewrite.
2714 * parameters.h (class Parameters): Update declarations. Add
2715 set_parameters_target_once_ field.
2716 (Parameters::Parameters): Move to parameters.cc.
2717 (Parameters::clear_target): Likewise.
2718 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2720 (Start_group::~Start_group): New function.
2721 (Start_group::is_runnable): New function.
2722 (Start_group::locks, Start_group::run): New functions.
2723 (Finish_group::run): Change saw_undefined to size_t.
2724 * readsyms.h (class Start_group): Define.
2725 (class Finish_group): Change saw_undefined_ field to size_t.
2726 (Finish_group::Finish_group): Remove saw_undefined and
2727 this_blocker parameters. Change all callers.
2728 (Finish_group::set_saw_undefined): New function.
2729 (Finish_group::set_blocker): New function.
2730 * symtab.h (class Symbol_table): Change saw_undefined to return
2731 size_t. Change saw_undefined_ field to size_t.
2732 * target-select.cc (Set_target_once::do_run_once): New function.
2733 (Target_selector::Target_selector): Initialize set_target_once_
2734 field. Don't initialize lock_ and initialize_lock_ fields.
2735 (Target_selector::instantiate_target): Rewrite.
2736 (Target_selector::set_target): New function.
2737 * target-select.h (class Set_target_once): Define.
2738 (class Target_selector): Update declarations. Make
2739 Set_target_once a friend. Remove lock_ and initialize_lock_
2740 fields. Add set_target_once_ field.
2742 2010-02-10 Ian Lance Taylor <iant@google.com>
2744 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2746 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2747 (queue_middle_tasks): Add all blockers before queueing any tasks.
2748 (queue_final_tasks): Likewise.
2749 * token.h (Task_token::add_blockers): New function.
2750 * object.h (Input_objects::number_of_relobjs): New function.
2752 2010-02-10 Ian Lance Taylor <iant@google.com>
2754 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2755 shared, not if not position independent.
2756 * x86_64.cc (Relocate::relocate_tls): Likewise.
2757 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2758 (tls_pie_pic_test): New target.
2759 * testsuite/Makefile.in: Rebuild.
2761 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2762 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2763 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2764 * testsuite/Makefile.in: Rebuild.
2766 2010-02-09 David S. Miller <davem@davemloft.net>
2768 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2769 R_SPARC_RELATIVE using ->add_local_relative().
2770 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2772 * output.h (Output_data_dynamic::add_section_size): New method
2773 that takes two Output_data objects.
2774 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2775 entry param. Handle it in initializers.
2776 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2777 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2778 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2780 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2781 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2782 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2783 for dynrel_includes_plt.
2784 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2785 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2786 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2788 (Target_sparc::do_finalize_sections): Update to pass true for
2789 dynrel_includes_plt.
2790 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2791 output before .rela.plt
2792 (Target_powerpc::do_finalize_sections): Update to pass true for
2793 dynrel_includes_plt when 32-bit.
2795 2010-02-08 Doug Kwan <dougkwan@google.com>
2797 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2799 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2800 Arm_relobj::scan_section_for_cortex_a8_stubs,
2801 Arm_relobj::do_relocation_section): Instead of calling
2802 Output_section::output_address, use faster
2803 Arm_relobj::simple_input_section_output_address.
2805 2010-02-08 David S. Miller <davem@davemloft.net>
2807 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2808 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2809 relocation helper function.
2811 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2812 just like R_SPARC_GOT{10,13,22}.
2813 (Target_sparc::Scan::local): Likewise.
2814 (Target_sparc::Relocate:relocate): Likewise.
2816 2010-02-06 Ian Lance Taylor <iant@google.com>
2818 * configure.ac: Rewrite targetobjs duplicate removal code to use
2819 only shell constructs.
2820 * configure: Rebuild.
2822 2010-02-05 Doug Kwan <dougkwan@google.com>
2825 * arm.cc (Arm_relobj::section_is_scannable): New method.
2826 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2827 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2829 2010-02-04 Doug Kwan <dougkwan@google.com>
2832 * arm-reloc-property.cc (cstdio): Include.
2833 * configure.ac (targetobjs): Remove duplicates.
2834 * configure: Regenerate.
2835 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2836 big and little endian version for a given address size.
2838 2010-02-03 Doug Kwan <dougkwan@google.com>
2840 * arm-reloc-property.cc
2841 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2843 * arm-reloc-property.h
2844 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2845 New method definition.
2846 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2848 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2850 (GOT_PREL): Change implemented to Y.
2851 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2852 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2853 (Arm_relocate_functions::movw_abs_nc): Remove method.
2854 (Arm_relocate_functions::movt_abs): Ditto.
2855 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2856 (Arm_relocate_functions::thm_movt_abs): Ditto.
2857 (Arm_relocate_functions::movw_rel_nc): Ditto.
2858 (Arm_relocate_functions::movw_rel): Ditto.
2859 (Arm_relocate_functions::movt_rel): Ditto.
2860 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2861 (Arm_relocate_functions:thm_movw_rel): Ditto.
2862 (Arm_relocate_functions:thm_movt_rel): Ditto.
2863 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2864 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2865 New method definitions.
2866 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2867 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2868 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2869 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2870 (Target_arm::Relocate::relocate): Check for non-static or
2871 unimplemented relocation code and exit early. Change calls to
2872 Target_arm::reloc_uses_thumb_bit and
2873 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2874 instead. Refactor code to handle similar relocations to increase
2875 code sharing. Remove check for unsupported relocation code in switch
2877 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2878 relocation property table to find out size. Change error message to
2879 print out the name of a relocation code instead of the numeric value.
2880 (Target_arm::scan_reloc_for_stub): Use relocation property table
2881 instead of calling Target_arm::reloc_uses_thumb_bit().
2883 2010-02-02 Doug Kwan <dougkwan@google.com>
2885 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2886 types of relaxed input section.
2888 2010-02-02 Doug Kwan <dougkwan@google.com>
2890 * Makefile.am (HFILES): Add arm-reloc-property.h.
2892 (TARGETSOURCES): Add arm-reloc-property.cc
2893 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2894 (libgold_a_SOURCES): $(DEFFILES)
2895 * Makefile.in: Regenerate.
2896 * arm-reloc-property.cc: New file.
2897 * arm-reloc-property.h: New file.
2898 * arm-reloc.def: New file.
2899 * arm.cc: Update comments.
2900 (arm-reloc-property.h): New included header.
2901 (arm_reloc_property_table): New global variable.
2902 (Target_arm::do_select_as_default_target): New method definition.
2903 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2904 arm-reloc-property to targ_extra_obj.
2905 * parameters.cc (set_parameters_target): Call
2906 Target::select_as_default_target().
2907 * target.h (Target::select_as_default_target): New method definition.
2908 (Target::do_select_as_default_target): Same.
2910 2010-02-01 Doug Kwan <dougkwan@google.com>
2912 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2913 first_output_text_section_.
2914 (Arm_exidx_fixup::first_output_text_section): New method definition.
2915 (Arm_exidx_fixup::first_output_text_section_): New data member.
2916 (Arm_exidx_fixup::process_exidx_section): Record the first text
2917 output section seen.
2918 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2919 and entsize in output section header.
2921 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2923 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2924 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2925 (Arm_relocate_functions::thm_alu11): New Method.
2926 (Arm_relocate_functions::thm_pc8): New Method.
2927 (Arm_relocate_functions::thm_pc12): New Method.
2928 (Target_arm::Scan::local): Handle the relocations.
2929 (Target_arm::Scan::global): Likewise.
2930 (Target_arm::Relocate::relocate): Likewise.
2931 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2933 2010-01-29 Doug Kwan <dougkwan@google.com>
2935 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2936 of relocation types as ld.
2938 2010-01-29 Doug Kwan <dougkwan@google.com>
2940 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2942 (Arm_relocate_functions::thumb_branch_common): Ditto.
2943 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2944 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2945 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2946 Arm_relocate_functions::jump24): Remove.
2947 (Target_arm::Relocate::relocate): Adjust code to call
2948 Arm_relocation_functions::arm_branch_common and
2949 Arm_relocation_functions::thumb_branch_common instead of their removed
2950 wrappers. Merge switch-cases together to reduce source code size.
2952 2010-01-29 Doug Kwan <dougkwan@google.com>
2954 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2955 output_local_symbol_count_needs_update_.
2956 (Arm_relobj::output_local_symbol_count_needs_update,
2957 Arm_relobj::set_output_local_symbol_count_needs_update,
2958 Arm_relobj::update_output_local_symbol_count): New methods.
2959 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2961 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2962 of pointed function as in a R_ARM_PREL31 relocation.
2963 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2964 for output local symbol count updating.
2965 (Target_arm::do_relax): Update output local symbol counts in objects
2967 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2969 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2971 * arm.cc: Added support for the ARM relocations:
2972 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2973 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2974 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2976 (Arm_relocate_functions::movw_rel): New method.
2977 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2978 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2980 (Arm_relocate_functions::thm_movw_rel): New method.
2981 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2983 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2985 (Target_arm::Scan::global): Likewise.
2986 (Target_arm::Relocate::relocate): Likewise.
2987 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2990 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2992 * arm.cc: Added support for ARM group relocations.
2993 (Target_arm::reloc_needs_sym_origin): New method.
2994 (Arm_relocate_functions::calc_grp_kn): New method.
2995 (Arm_relocate_functions::calc_grp_residual): New method.
2996 (Arm_relocate_functions::calc_grp_gn): New method.
2997 (Arm_relocate_functions::arm_grp_alu): New Method.
2998 (Arm_relocate_functions::arm_grp_ldr): New Method.
2999 (Arm_relocate_functions::arm_grp_ldrs): New Method.
3000 (Arm_relocate_functions::arm_grp_ldc): New Method.
3001 (Target_arm::Scan::local): Handle the ARM group relocations.
3002 (Target_arm::Scan::global): Likewise.
3003 (Target_arm::Relocate::relocate): Likewise.
3004 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3007 2010-01-26 Doug Kwan <dougkwan@google.com>
3009 * arm.cc (set): Include.
3010 (class Arm_exidx_fixup): Change type of last_input_section_ to const
3012 (Arm_output_section::Text_section_list): New type.
3013 (Arm_output_section::append_text_sections_to_list): New method.
3014 (Arm_output_section::fix_exidx_coverage): Ditto.
3015 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
3016 (Arm_relobj::convert_input_section_to_relaxed_section): Use
3017 Relobj::set_section_offset() instead of
3018 Sized_relobj::invalidate_section_offset().
3019 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
3020 parameter for section headers. Ignore relocation sections for
3021 unallocated sections and EXIDX sections.
3022 (Target_arm::fix_exidx_coverage): New method.
3023 (Target_arm::output_section_address_less_than): New type.
3024 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
3025 linked text section instead of the EXIDX section.
3026 (Arm_output_section::create_stub_group): Add an assertion to check
3027 that this is not an EXIDX output section.
3028 (Arm_output_section::append_text_sections_to_list): New method.
3029 (Arm_output_section::fix_exidx_coverage): Ditto.
3030 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3031 Arm_relobj::section_needs_reloc_stub_scanning.
3032 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3034 (Target_arm::fix_exidx_coverage): New method.
3035 * object.h (Relobj::set_output_section): New method.
3036 (Sized_relobj::invalidate_section_offset): Remove method.
3037 (Sized_relobj::do_invalidate_section_offset): Remove method.
3038 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3040 2010-01-25 Doug Kwan <dougkwan@google.com>
3042 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3043 Fix warning due to signed and unsigned comparison on a 32-bit host.
3045 2010-01-22 Doug Kwan <dougkwan@google.com>
3047 * arm.cc (Target_arm::do_relax): Record an output section for section
3048 offset adjustment it contains any stub table that has changed.
3049 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3050 offsets in an output section if necessary.
3051 * output.cc (Output_section::Output_section): Initialize
3052 section_offsets_need_adjustments_.
3053 (Output_section::add_input_section_for_script): Renamed to
3054 Output_section::add_simple_input_section.
3055 (Output_section::save_states): Add a comment.
3056 (Output_section::discard_states): New method defintion.
3057 (Output_section::adjust_section_offsets): Same.
3058 * output.h (Output_section::add_input_section_for_script): Renamed to
3059 Output_section::add_simple_input_section.
3060 (Output_section::discard_states): New method declaration.
3061 (Output_section::adjust_section_offsets): Same.
3062 (Output_section::section_offsets_need_adjustment,
3063 Output_section::set_section_offsets_need_adjustment): New method
3065 (Output_section::section_offsets_need_adjustment_): New data member.
3066 * script-sections.cc
3067 (Output_section_element_input::set_section_address): Adjust code for
3068 renaming of Output_section::add_input_section_for_script.
3069 (Orphan_output_section::set_section_address): Same.
3071 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3073 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3074 Fix_v4bx enum values .
3075 * gold/options.h (General_options): New option definitions.
3076 (General_options::fix_v4bx): New method.
3077 (General_options::Fix_v4bx): New enum.
3078 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3079 (General_options::parse_fix_v4bx_interworking): New method.
3081 2010-01-22 Doug Kwan <dougkwan@google.com>
3083 * arm.cc (Arm_exidx_fixup): New class.
3085 2010-01-21 Doug Kwan <dougkwan@google.com>
3087 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3089 (Arm_exidx_section_offset_map): New type.
3091 2010-01-21 Doug Kwan <dougkwan@google.com>
3093 * arm.cc (Arm_exidx_input_section): New class.
3094 (Arm_relobj::exidx_input_section_by_link,
3095 Arm_relobj::exidx_input_section_by_shndx,
3096 Arm_relobj::make_exidx_input_section): New methods.
3097 (read_arm_attributes_section): Remove.
3098 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3099 information about them.
3100 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3103 2010-01-20 Doug Kwan <dougkwan@google.com>
3105 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3106 Input_section_specifier to Section_id.
3107 (Target_arm::new_arm_input_section: Adjust code for change of key
3109 (Target_arm::find_arm_input_section): Ditto.
3110 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3111 (Section_id): Remove.
3112 (Garbage_collection::Section_id_hash): Remove.
3113 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3114 (Section_id): Remove.
3115 (Icf::Section_id_hash): Remove.
3116 * object.h (Section_id, Const_section_id, Section_id_hash,
3117 Const_section_id_hash): New type definitions.
3118 * output.cc (Output_section::add_relaxed_input_section): Change to
3119 use Const_section_id instead of Input_section_specifier as key type.
3120 (Output_section::add_merge_input_section): Ditto.
3121 (Output_section::build_relaxation_map): Change to use Section_id
3122 instead of Input_section_specifier as key type.
3123 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3125 (Output_section::convert_input_sections_to_relaxed_sections): Change
3126 to use Const_section_id instead of Input_section_specifier as key type.
3127 (Output_section::find_merge_section): Ditto.
3128 (Output_section::find_relaxed_input_section): Ditto.
3129 * output.h (Input_section_specifier): Remove class.
3130 (Output_section::Output_section_data_by_input_section_map): Change
3131 key type to Const_section_id.
3132 (Output_section::Output_relaxed_input_section_by_input_section_map):
3134 (Output_section::Relaxation_map): Change key type to Section_id.
3136 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3138 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3139 (class Arm_v4bx_stub): New class.
3140 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3141 (Stub_factory::make_arm_v4bx_stub): New method.
3142 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3143 (Stub_table::empty): Handle v4bx stubs.
3144 (Stub_table::add_arm_v4bx_stub): New method.
3145 (Stub_table::find_arm_v4bx_stub): New method.
3146 (Arm_relocate_functions::v4bx): New method.
3147 (Target_arm::fix_v4bx): New method.
3148 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3149 (Stub_table::relocate_stubs): Likewise.
3150 (Stub_table::do_write): Likewise.
3151 (Stub_table::update_data_size_and_addralign): Likewise.
3152 (Stub_table::finalize_stubs): Likewise.
3153 (Target_arm::Scan::local): Likewise.
3154 (Target_arm::Scan::global): Likewise.
3155 (Target_arm::do_finalize_sections): Likewise.
3156 (Target_arm::Relocate::relocate): Likewise.
3157 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3159 (Target_arm::scan_reloc_for_stub): Likewise.
3160 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3162 2010-01-19 Ian Lance Taylor <iant@google.com>
3164 * output.cc (Output_section_headers::do_sized_write): Write large
3165 segment count to sh_info field.
3166 (Output_file_header::do_sized_write): For large segment count,
3167 write PN_XNUM to e_phnum field.
3169 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3171 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3172 (Arm_relocate_functions::thm_jump8): New function.
3173 (Arm_relocate_functions::thm_jump11): New function.
3174 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3176 (Target_arm::Scan::global): Likewise.
3177 (Target_arm::Relocate::relocate): Likewise.
3178 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3181 2010-01-14 Doug Kwan <dougkwan@google.com>
3183 * arm.cc (map, utility): Include headers.
3184 (Target_arm::apply_cortex_a8_workaround): New method.
3185 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3186 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3187 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3188 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3189 the --[no-]fix-cortex-a8 command line options.
3190 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3191 (Target_arm::relocate_stub): Use addend in instruction template.
3192 * options.h (DEFINE_bool): Set the user-set flag.
3193 (General_options): Add --[no-]-fix-cortex options.
3194 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3195 : Update fast look-up map after conversion.
3197 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3199 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3200 in the first pass of do_layout.
3202 2010-01-13 Doug Kwan <dougkwan@google.com>
3204 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3205 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3206 apparent compiler problem of not folding static constant integral
3207 data members of elfcpp::Elf_sizes<32>.
3209 2010-01-13 Doug Kwan <dougkwan@google.com>
3211 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3212 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3213 Arm_relobj::scan_section_for_cortex_a8_erratum,
3214 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3215 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3216 sections to scan for relocation stubs into a new method
3217 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3218 relocation and Cortex-A8 stub scanning.
3219 (Target_arm::do_relax): Force stubs to be after stubbed sections
3220 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3221 the beginning of a new relaxation pass. Update a comment.
3222 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3224 2010-01-12 Ian Lance Taylor <iant@google.com>
3226 * target-reloc.h (visibility_error): New inline function.
3227 (relocate_section): Call visibility_error.
3228 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3229 (MOSTLYCLEANFILES): Likewise.
3230 (protected_4_pic.o, protected_3.err): New targets.
3231 * testsuite/protected_4.cc: New file.
3233 2010-01-12 Doug Kwan <dougkwan@google.com>
3235 * arm.cc (Cortex_a8_reloc): New class.
3236 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3237 and cortex_a8_relocs_info_.
3238 (Target_arm::fix_cortex_a8): New method definition.
3239 (Target_arm::Cortex_a8_relocs_info): New type.
3240 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3241 New data member declarations.
3242 (Target_arm::scan_reloc_for_stub): Record information about
3243 relocations for THUMB branches that might be exempted from the
3244 Cortex-A8 workaround.
3245 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3246 at the beginning of a relaxation pass.
3248 2010-01-12 Doug Kwan <dougkwan@google.com>
3250 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3251 (Arm_relobj::Mapping_symbol_position,
3252 Arm_reloj::Mapping_symbol_position_less,
3253 Arm_relobj::Mapping_symbols_info): New types.
3254 (Target_arm::is_mapping_symbol_name): New method definition.
3255 (Arm_relobj::do_count_local_symbols): Save information about mapping
3258 2010-01-11 Doug Kwan <dougkwan@google.com>
3260 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3261 Arm_relocate_functions::thumb32_branch_upper,
3262 Arm_relocate_functions::thumb32_branch_lower,
3263 Arm_relocate_functions::thumb32_cond_branch_offset,
3264 Arm_relocate_functions::thumb32_cond_branch_upper,
3265 Arm_relocate_functions::thumb32_cond_branch_lower,
3266 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3267 branch offset encoding.
3268 (Arm_relocate_functions::thumb_branch_common): Use new branch
3269 offset encoding methods to avoid code duplication.
3270 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3271 (Stub_addend_reader::operator()): Use new branch encoding method
3272 to avoid code duplication.
3274 2010-01-11 Doug Kwan <dougkwan@google.com>
3276 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3277 (Target_arm::do_finalize_sections): Define special EXIDX section
3278 symbols only if referenced.
3279 * gc.h (Garbage_collection::add_reference): New method.
3280 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3283 2010-01-11 Ian Lance Taylor <iant@google.com>
3285 * script.cc (Version_script_info::build_expression_list_lookup):
3286 Change complaing about duplicate wildcard match from error to
3289 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3291 (Version_script_info::Version_script_info): Initialize globs_,
3292 default_version_, default_is_global_, and exact_. Don't
3293 initialize globals_ or locals_.
3294 (Version_script_info::build_lookup_tables): Build local symbols
3296 (Version_script_info::unquote): New function.
3297 (Version_script_info::add_exact_match): New function.
3298 (Version_script_info::build_expression_list_lookup): Remove lookup
3299 parameter. Add is_global parameter. Change all callers. Handle
3300 wildcard pattern specially. Unquote pattern. Call
3302 (Version_script_info::get_name_to_match): New function.
3303 (Version_script_info::get_symbol_version): New function.
3304 (Version_script_info::get_symbol_version_helper): Remove.
3305 (Version_script_info::check_unmatched_names): Call unquote.
3306 * script.h (class Version_script_info): Change get_symbol_version
3307 to be non-inline and add is_global parameter; change all callers.
3308 Rewrite symbol_is_local. Update declarations. Define struct
3309 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3310 Remove globals_ and locals_ members. Add exact_, globs_,
3311 default_version_, is_global_.
3312 (Version_script_info::Glob): Remove pattern, add expression and
3313 is_global. Update constructor. Change all callers.
3314 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3316 (Versions::symbol_section_contents): If a symbol is undefined, or
3317 defined in a dynamic object, set the version index to
3319 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3321 (Symbol_table::add_from_pluginobj): Likewise.
3322 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3324 2010-01-11 Doug Kwan <dougkwan@google.com>
3326 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3327 (incremental_dump_LDADD): Add linking option for libintl.
3328 * Makefile.in: Regenerate.
3330 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3333 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3335 * testsuite/Makefile.in: Regenerated.
3337 2010-01-10 Doug Kwan <dougkwan@google.com>
3339 * options.h (DEFINE_var): Use parentheses around argument varname__
3340 in macro body to avoid any unintended subsequent substitutions.
3342 2010-01-10 Ian Lance Taylor <iant@google.com>
3344 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3345 candidates before doing symbol resolution.
3347 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3348 ODR candidates if only one is weak.
3350 2010-01-08 Ian Lance Taylor <iant@google.com>
3352 * script.cc (Version_script_info::build_expression_list_lookup):
3353 Don't warn about ambiguous version, just record the ambiguity.
3354 (Version_script_info::get_symbol_version_helper): Give error if
3355 version is ambiguous.
3357 2010-01-08 Doug Kwan <dougkwan@google.com>
3359 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3360 prev_data_size_ and prev_addralign_. Remove initializer for
3361 deleted data member has_been_changed_.
3362 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3363 to determine if the table is empty.
3364 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3366 (Stub_table::add_reloc_stub): Define method in class definition
3367 instead of just declaring it there.
3368 (Stub_table::add_cortex_a8_stub): New method definition.
3369 (Stub_table::update_data_size_and_addralign): Ditto.
3370 (Stub_table::finalize_stubs): Ditto.
3371 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3372 (Stub_table::do_addralign_): Return address alignment in the
3373 (Stub_table::do_reset_address_and_file_offset): Define method in
3374 class definition instead of declaring it there. Set current data
3375 size to be the data size of the previous pass.
3376 (Stub_table::set_final_data_size): Use current data size as the
3378 (Stub_table::relocate_stub): Change parameter type of stub from
3379 Reloc_stub pointer to Stub pointer.
3380 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3381 (Stub_table::Cortex_a8_stub_list): New typedef.
3382 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3383 Stub_table::prev_addralign_): New data member.
3384 (Arm_relobj::Arm_relobj): Initialize data member
3385 section_has_cortex_a8_workaround_.
3386 (Arm_relobj::section_has_cortex_a8_workaround,
3387 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3389 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3391 (Target_arm::relocate_stub): Change parameter type of stub from
3392 Reloc_stub pointer to Stub pointer.
3393 (Insn_template::size, Insn_template::alignment): Handle
3394 THUMB16_SPECIAL_TYPE.
3395 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3396 Stub_table::update_data_size_and_addralign,
3397 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3399 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3400 (Stub_table::do_write): Ditto.
3401 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3403 2010-01-08 Ian Lance Taylor <iant@google.com>
3406 * symtab.h (class Symbol): Remove fields is_target_special_ and
3407 has_plt_offset_. Add field is_defined_in_discarded_section_.
3408 (Symbol::is_defined_in_discarded_section): New function.
3409 (Symbol::set_is_defined_in_discarded_section): New function.
3410 (Symbol::has_plt_offset): Rewrite.
3411 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3412 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3413 Don't initialize is_target_special_ or has_plt_offset_.
3414 Initialize is_defined_in_discarded_section_.
3415 (Symbol_table::add_from_relobj): If appropriate, set
3416 is_defined_in_discarded_section.
3417 * resolve.cc (Symbol::override_base_with_special): Don't test
3418 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3419 * target-reloc.h (relocate_section): Do special handling for
3420 symbols defined in discarded sections for global symbols as well
3423 2010-01-08 Ian Lance Taylor <iant@google.com>
3425 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3426 the SHT_SYMTAB case.
3428 2010-01-08 Ian Lance Taylor <iant@google.com>
3430 * object.cc (Sized_relobj::do_layout): Don't get confused if
3431 layout_eh_frame returns NULL.
3433 2010-01-08 Ian Lance Taylor <iant@google.com>
3436 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3437 dynamic symbol table, use the normal symbol table.
3438 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3441 2010-01-08 Ian Lance Taylor <iant@google.com>
3444 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3447 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3449 * version.cc (print_version): Change to "Copyright 2010".
3451 2010-01-08 Ian Lance Taylor <iant@google.com>
3455 * i386.cc (class Target_i386): Change return type of plt_section
3457 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3458 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3459 tls_desc_rel_ field.
3460 (Output_data_plt_i386::rel_tls_desc): New function.
3461 (Target_i386::rel_tls_desc_section): New function.
3462 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3463 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3464 R_386_TLS_DESC reloc in rel_tls_desc_section.
3465 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3466 Define struct Tlsdesc_info.
3467 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3468 (Target_x86_64::do_reloc_symbol_index): New function.
3469 (Target_x86_64::add_tlsdesc_info): New function.
3470 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3471 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3473 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3475 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3476 (Target_x86_64::rela_tlsdesc_section): New function.
3477 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3479 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3480 (Target_x86_64::do_reloc_addend): New function.
3481 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3482 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3483 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3484 (Output_reloc::type): New function.
3485 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3486 (Output_reloc::is_target_specific): New function.
3487 (Output_reloc::target_arg): New function.
3488 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3489 absolute relocs and target specific relocs.
3490 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3491 add_target_specific.
3492 (class Output_data_reloc) [SHT_RELA]: Likewise.
3493 * output.cc (Output_reloc::Output_reloc): Add four new versions
3494 for absolute relocs and target specific relocs.
3495 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3496 (Output_reloc::get_symbol_index): Likewise.
3497 (Output_reloc::local_section_offset): Check that local_sym_index_
3498 is not TARGET_CODE or 0.
3499 (Output_reloc::symbol_value): Likewise.
3500 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3502 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3503 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3505 * layout.cc (add_target_dynamic_tags): Use output section for
3506 DT_PLTRELSZ and DT_JMPREL.
3508 2010-01-07 Ian Lance Taylor <iant@google.com>
3511 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3513 (class Output_data_reloc_generic): Define.
3514 (class Output_data_reloc_base): Change base class to
3515 Output_data_reloc_generic. Change add() method to call
3516 bump_relative_reloc_count for a relative reloc. Remove
3518 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3520 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3521 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3523 * layout.h (class Layout): Update declaration.
3525 2010-01-07 Ian Lance Taylor <iant@google.com>
3527 * output.h (class Output_data): Add const version of
3528 output_section and do_output_section.
3529 (class Output_section_data): Add const version of
3531 (class Output_section): Likewise.
3532 * layout.cc (Layout::add_target_dynamic_tags): New function.
3533 * layout.h (class Layout): Update declarations.
3534 * arm.cc (Target_arm::do_finalize_sections): Use
3535 add_target_dynamic_tags.
3536 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3537 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3538 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3539 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3541 2010-01-07 Ian Lance Taylor <iant@google.com>
3544 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3547 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3548 Ian Lance Taylor <iant@google.com>
3551 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3552 Xindex::read_symtab_xindex.
3554 2010-01-07 Doug Kwan <dougkwan@google.com>
3556 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3557 (Insn_template::thumb16_bcond_insn): New method declaration.
3558 (Insn_template): Fix spelling.
3559 (Stub::thumb16_special): New method declaration.
3560 (Stub::do_write): Define virtual method which was previously pure
3562 (Stub::do_thumb16_special): New method declaration.
3563 (Stub::do_fixed_endian_write): New template member.
3564 (Reloc_stub::do_write): Remove.
3565 (Reloc_stub::do_fixed_endian_write): Remove.
3566 (Cortex_a8_stub): New class definition.
3567 (Stub_factory::make_cortex_a8_stub): New method definition.
3568 (Stub_factory::Stub_factory): Add missing static storage class
3569 qualifier for elf32_arm_stub_a8_veneer_blx.
3571 2010-01-07 Ian Lance Taylor <iant@google.com>
3574 * options.h (class General_options): Add --warn-unresolved-symbols
3575 and --error-unresolved-symbols.
3576 * errors.cc (Errors::undefined_symbol): Implement
3577 --warn-unresolved-symbols.
3579 * options.h (class General_options): Add -z text and -z textoff.
3580 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3582 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3584 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3585 (Garbage_collection::cident_sections): New function.
3586 (Garbage_collection::add_cident_section): New function.
3587 (Garbage_collection::cident_sections_): New member.
3588 (gc_process_relocs): Add references to sections whose names are C
3590 * gold.h (cident_section_start_prefix): New constant.
3591 (cident_section_stop_prefix): New constant.
3592 (is_cident): New function.
3593 * layout.cc (Layout::define_section_symbols): Replace string constants
3594 with the newly defined constants.
3595 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3597 * testsuite/Makefile.am: Add gc_orphan_section_test.
3598 * testsuite/Makefile.in: Regenerate.
3599 * testsuite/gc_orphan_section_test.cc: New file.
3600 * testsuite/gc_orphan_section_test.sh: New file.
3602 2010-01-06 Ian Lance Taylor <iant@google.com>
3605 * options.h (class General_options): Add --warn-shared-textrel.
3606 * layout.cc (Layout::finish_dynamic_section): Implement
3607 --warn-shared-textrel.
3610 * options.h (class General_options): Add --warn-multiple-gp.
3612 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3614 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3615 $(THREADSLIB) and $(LIBDL).
3616 * Makefile.in: Rebuild.
3618 2010-01-06 Ian Lance Taylor <iant@google.com>
3621 * options.cc (General_options::parse_section_start): New function.
3622 (General_options::section_start): New function.
3623 (General_options::General_options): Initialize all members.
3624 * options.h: Include <map>
3625 (class General_options): Add --section-start. Add section_starts_
3627 * layout.cc (Layout::attach_allocated_section_to_segment): If
3628 --section-start was used, set the address of the segment. Remove
3629 local sort_sections.
3630 (Layout::relaxation_loop_body): If the address of the load segment
3631 has been set by --section-start, don't use it.
3632 * output.h (Output_segment::update_flags_for_output_section): New
3634 * output.cc (Output_segment::add_output_section): Call
3635 update_flags_for_output_section.
3637 2010-01-05 Ian Lance Taylor <iant@google.com>
3640 * options.h (class General_options): Add --undefined-version.
3641 * script.cc (struct Version_expression): Add was_matched_by_symbol
3643 (Version_script_info::matched_symbol): New function.
3644 (Version_script_info::get_symbol_version_helper): Call
3646 (Version_script_info::check_unmatched_names): New function.
3647 * script.h (class Version_script_info): Update declarations.
3648 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3650 * options.h (class General_options): Use DEFINE_bool_alias for
3651 allow_multiple_definition.
3652 * resolve.cc (Symbol_table::should_override): Don't test
3653 allow_multiple_definition.
3656 * options.h (class General_options): Add --cref.
3657 * main.cc (main): Print cref table if --cref. Don't close mapfile
3658 until after printing cref table.
3659 * cref.cc: Include "symtab.h".
3660 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3661 (Cref_table_compare::operator()): New function.
3662 (Cref_inputs::gather_cref): New function.
3663 (filecol): New static const.
3664 (Cref_inputs::print_cref): New function.
3665 (Cref::print_cref): New function.
3666 * cref.h: Include <cstdio>.
3667 (class Cref): Update declarations.
3668 * mapfile.h (Mapfile::file): New function.
3669 * object.h (class Object): Define Symbols. Declare virtual
3670 do_get_global_symbols.
3671 (Object::get_global_symbols): New function.
3672 * object.cc (Input_objects::add_object): Pass object to cref_ if
3674 (Input_objects::archive_start): Likewise.
3675 (Input_objects::archive_stop): Likewise.
3676 (Input_objects::print_cref): New function.
3677 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3678 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3680 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3682 * plugin.h (class Sized_pluginobj): Update declarations.
3684 2010-01-05 Ian Lance Taylor <iant@google.com>
3686 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3687 to is_default_version. Rename insdef to insdefault.
3688 (Symbol_table::add_from_relobj): Rename def to is_default_version
3689 and local to is_forced_local.
3690 (Symbol_table::add_from_pluginobj): Likewise.
3691 (Symbol_table::add_from_dynobj): Likewise.
3692 (Symbol_table::define_special_symbol): Rename insdef to
3695 2010-01-04 Ian Lance Taylor <iant@google.com>
3698 * options.h (class General_options): Add
3699 --allow-multiple-definition and -z muldefs.
3700 * resolve.cc (Symbol_table::should_override): Don't warn about a
3701 multiple symbol definition if --allow-multiple-definition or -z
3705 * options.h (class General_options): Add --add-needed and
3706 --copy-dt-needed-entries. Tweak --as-needed help entry.
3707 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3708 error if --copy-dt-needed-entries aka --add-needed is used and
3709 would cause a change in behaviour.
3712 * options.h (class General_options): Add -G as a short version of
3713 --shared. Add no-op options -assert, -g, and -i.
3715 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3717 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3718 check for .text or .gnu.linkonce.t sections.
3719 * icf.cc (Icf::find_identical_sections): Ditto.
3720 Change the detection for mangled function name within the section
3722 * icf.h (is_section_foldable_candidate): New function.
3724 2009-12-30 Ian Lance Taylor <iant@google.com>
3727 * options.h (class General_options): Permit two dashes with
3728 --retain-symbols-file.
3730 2009-12-30 Ian Lance Taylor <iant@google.com>
3733 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3734 don't put the file header and segment headers in the text
3738 * common.cc (Sort_commons::operator()): Stabilize sort when both
3740 (Symbol_table::do_allocate_commons_list): When allocating common
3741 symbols, skip a symbol which is no longer common.
3742 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3743 an object before checking its type.
3744 * testsuite/common_test_2.c: New file.
3745 * testsuite/common_test_3.c: New file.
3746 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3747 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3748 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3749 (common_test_2_pic.o, common_test_2.so): New targets.
3750 (common_test_3_pic.o, common_test_3.so): New targets.
3751 * testsuite/Makefile.in: Rebuild.
3754 * script.cc (read_input_script): If we see a new SECTIONS clause,
3755 and we have added an input section, give an error.
3756 * layout.h (class Layout): Add have_added_input_section function.
3757 Add have_added_input_section_ field.
3758 * layout.cc (Layout::Layout): Initialize
3759 have_added_input_section_.
3760 (Layout::layout): Set have_added_input_section_.
3761 (Layout::layout_eh_frame): Likewise.
3763 2009-12-30 Ian Lance Taylor <iant@google.com>
3766 * options.h (class General_options): Add --sort-common option.
3767 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3768 * common.cc (Sort_common): Add sort_order parameter to
3769 constructor. Add sort_order_ field.
3770 (Sort_commons::operator): Check sort_order_.
3771 (Symbol_table::allocate_commons): Determine the sort order.
3772 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3774 (Symbol_table::do_allocate_commons_list): Likewise.
3776 2009-12-30 Ian Lance Taylor <iant@google.com>
3779 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3780 symbols from this object, don't change the visibility of an
3782 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3784 2009-12-30 Ian Lance Taylor <iant@google.com>
3787 * script.h (class Version_script_info): Define Language enum.
3788 Update declarations. Define Glob, Exact, and Lookup types. Add
3789 new fields globals_, locals_, and is_finalized_.
3790 * script.cc: Various formatting fixes.
3791 (class Parser_closure): Change language_stack_ from a vector of
3792 std::string to one of Version_script_info::Language. Adjust all
3794 (class Lazy_demangler): Remove.
3795 (struct Version_expression): Change language from std::string to
3796 Version_script_info::Language.
3797 (Version_script_info::Version_script_info): New function.
3798 (Version_script_info::~Version_script_info): Don't call clear.
3799 (Version_script_info::finalize): New function.
3800 (Version_script_info::build_lookup_tables): New function.
3801 (Version_script_info::build_expression_list_lookup): New
3803 (Version_script_info::get_symbol_version_helper): Rewrite to use
3805 (Version_script_info::print_expression_list): Adjust to use
3806 Version_script_info::Language.
3807 (script_push_lex_into_version_mode): Check that the version script
3808 has not been finalized.
3809 (version_script_push_lang): Change language string to
3810 Version_script_info::Language.
3811 * options.cc (Command_line::version_script): New function.
3812 * options.h (class General_options): Add finalize_dynamic_list
3813 function. Change version_script from declaration to definition.
3814 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3815 * testsuite/version_script.map: Remove duplicate def of foo.
3816 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3818 * testsuite/Makefile.in: Rebuild.
3820 2009-12-30 Ian Lance Taylor <iant@google.com>
3823 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3824 if the input symbol index is 0, make the output symbol index 0.
3826 2009-12-30 Ian Lance Taylor <iant@google.com>
3829 * options.h (class General_options): Add -x/--discard-all.
3830 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3831 --discard-all. If the local symbol needs a dynamic entry, check
3832 that before handling --discard-locals.
3834 2009-12-30 Ian Lance Taylor <iant@google.com>
3837 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3839 (Output_segment::add_output_section): Don't change the flags if
3843 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3844 GNU hash table if they need a dynamic value. Otherwise, don't add
3845 them if they are defined in a dynamic object or are forced local.
3847 2009-12-29 Ian Lance Taylor <iant@google.com>
3850 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3851 .gnu.hash table for a 32-bit target.
3854 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3855 regular and a dynamic object only needs a dynamic symbol table
3856 entry if it is externally visible.
3859 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3860 constructor. Add global_offset_table_ field.
3861 (Target_i386::got_section): Set global_offset_table_.
3862 (Target_i386::do_finalize_sections): Set global_offset_table_
3864 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3865 in constructor. Add global_offset_table_ field.
3866 (Target_x86_64::got_section): Set global_offset_table_.
3867 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3870 * layout.cc (Layout::Layout): Initialize increase_relro_.
3871 (Layout::get_output_section): Add is_relro, is_last_relro, and
3872 is_first_non_relro parameters. Change all callers.
3873 (Layout::choose_output_section): Likewise.
3874 (Layout::add_output_section_data): Likewise.
3875 (Layout::make_output_section): Likewise.
3876 (Layout::set_segment_offsets): Clear increase_relro when using a
3878 * layout.h (class Layout): Add increase_relro method. Add
3879 increase_relro_ field. Update declarations.
3880 * output.cc (Output_section::Output_section): Initialize
3881 is_last_relro_ and is_first_non_relro_.
3882 (Output_segment::add_output_section): Group relro sections is
3883 do_sort is true. Handle is_last_relro and is_first_non_relro.
3884 (Output_segment::maximum_alignment): Remove relro handling.
3885 (Output_segment::set_section_addresses): Add increase_relro
3886 parameter. Change all callers. Add initial alignment to align
3887 relro sections on separate page. Remove old relro handling.
3888 (Output_segment::set_section_list_addresses): Remove in_relro
3889 parameter. Change all callers.
3890 (Output_segment::set_offset): Add increase parameter. Change all
3891 callers. Remove old relro handling.
3892 * output.h (class Output_section): Add new methods: is_last_relro,
3893 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3894 Add is_last_relro_ and is_first_non_relro_ fields.
3895 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3896 Create separate .got.plt section. Call increase_relro.
3897 * x86_64.cc (Target_x86_64::got_section): Likewise.
3898 * testsuite/relro_script_test.t: Add .got.plt.
3901 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3902 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3903 (Layout::finalize): Call set_dynamic_symbol_size.
3904 (Layout::set_dynamic_symbol_size): New function.
3905 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3906 set_dynamic_symbol_size.
3909 * output.h (class Output_section): Add is_entsize_zero_ field.
3910 * output.cc (Output_section::Output_section): Initialize
3912 (Output_section::set_entsize): If two different entsizes are
3913 requested, force it to zero.
3914 (Output_section::add_input_section): Set flags for .debug_str
3915 before updating section flags. Set entsize.
3916 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3917 and SHF_STRING if all input sections have those flags.
3919 2009-12-29 Rafael Espindola <espindola@google.com>
3921 * main.cc (main): Fix the sys time reporting.
3922 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3925 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3927 * options.cc (General_options::parse_version): Allow -v to exit
3928 without an error if there is nothing to link.
3930 2009-12-29 Ian Lance Taylor <iant@google.com>
3932 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3933 using a version of gcc before 4.1.
3934 * configure: Rebuild.
3936 2009-12-28 Chris Demetriou <cgd@google.com>
3938 * attributes.cc (Output_attributes_section_data::do_write): Use
3939 std::vector::front rather than std::vector::data.
3941 2009-12-28 Ian Lance Taylor <iant@google.com>
3943 * symtab.h (class Symbol_table): Add enum Defined.
3944 * resolve.cc (Symbol_table::should_override): Add defined
3945 parameter. Change all callers. Test whether object is NULL
3946 before calling a method on it.
3947 (Symbol_table::report_resolve_problem): Add defined parameter.
3949 (Symbol_table::should_override_with_special): Likewise.
3950 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3951 parameter. Change all callers.
3952 (Symbol_table::do_define_in_output_data): Likewise.
3953 (Symbol_table::define_in_output_segment): Likewise.
3954 (Symbol_table::do_define_in_output_segment): Likewise.
3955 (Symbol_table::define_as_constant): Likewise.
3956 (Symbol_table::do_define_as_constant): Likewise.
3957 * script.h (class Symbol_assignment): Add is_defsym parameter to
3958 constructor; change all callers.
3959 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3960 parameter. Change all callers. Add is_defsym_ field.
3961 (class Parser_closure): Add parsing_defsym parameter to
3962 constructor; change all callers. Add parsing_defsym accessor
3963 function. Add parsing_defsym_ field.
3965 2009-12-28 Ian Lance Taylor <iant@google.com>
3967 * gold.cc (queue_middle_tasks): Fix formatting.
3968 * object.cc (Relobj::is_section_name_included): Likewise.
3970 2009-12-23 Ian Lance Taylor <iant@google.com>
3972 * i386.cc (Target_i386::do_calls_non_split): Recognize
3973 -fsplit-stack prologue for a function with a static chain.
3974 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3975 -fsplit-stack prologue when using %r11.
3977 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3979 * options.cc (General_options::parse_version): Make -v continue and do
3980 the link like GNU ld does.
3982 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3984 * Makefile.am (CCFILES): Add timer.cc.
3985 (HFILES): Add timer.h.
3986 * configure.ac: Check for sysconf and times.
3987 * main.cc: include timer.h.
3988 (main): Use Timer instead of get_run_time.
3991 * workqueue.cc: include timer.h.
3992 (Workqueue::find_and_run_task):
3993 Report user, sys and wall time.
3994 * Makefile.in: Regenerate.
3995 * config.in: Regenerate.
3996 * configure: Regenerate.
3998 2009-12-16 Doug Kwan <dougkwan@google.com>
4000 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
4002 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
4003 relaxed input sections.
4004 * output.cc (Output_section::find_relaxed_input_section): Change
4005 return type to Output_relaxed_input_section pointer. Adjust code
4006 for new type of relaxed_input_section_map_.
4007 * output.h (Output_section::find_relaxed_input_section): Change
4008 return type to Output_relaxed_input_section pointer.
4009 (Output_section::Output_relaxed_input_section_by_input_section_map):
4011 (Output_section::relaxed_input_section_map_): Change type to
4012 Output_section::Output_relaxed_input_section_by_input_section_map.
4013 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
4016 2009-12-15 Ian Lance Taylor <iant@google.com>
4018 * layout.cc (Layout::create_shstrtab): Only write out after input
4019 sections if we are compressing debug sections.
4021 2009-12-15 Ian Lance Taylor <iant@google.com>
4023 * archive.cc (Archive::add_symbols): Only look up a symbol without
4024 a version if there is, in fact, a version.
4026 2009-12-14 Ian Lance Taylor <iant@google.com>
4028 Revert -Wshadow changes, all changes from:
4029 2009-12-11 Doug Kwan <dougkwan@google.com>
4030 2009-12-11 Nick Clifton <nickc@redhat.com>
4031 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4033 2009-12-11 Doug Kwan <dougkwan@google.com>
4035 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4037 * attributes.cc (Object_attribute::size): Ditto.
4038 (Attributes_section_data::size): Ditto.
4039 (Attributes_section_data::Attributes_section_data): Ditto.
4040 (Output_attributes_section_data::do_write): Ditto.
4041 * attributes.h (Object_attribute::set_type): Ditto.
4042 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4044 2009-12-11 Nick Clifton <nickc@redhat.com>
4046 * archive.cc: Fix shadowed variable warnings.
4048 * compressed_output.cc: Likewise.
4049 * compressed_output.h: Likewise.
4050 * configure: Likewise.
4051 * dwarf_reader.cc: Likewise.
4052 * dynobj.cc: Likewise.
4053 * dynobj.h: Likewise.
4054 * ehframe.cc: Likewise.
4055 * ehframe.h: Likewise.
4056 * errors.cc: Likewise.
4057 * expression.cc: Likewise.
4058 * fileread.cc: Likewise.
4059 * fileread.h: Likewise.
4060 * freebsd.h: Likewise.
4061 * i386.cc: Likewise.
4063 * incremental.h: Likewise.
4064 * layout.cc: Likewise.
4065 * layout.h: Likewise.
4066 * mapfile.cc: Likewise.
4067 * merge.cc: Likewise.
4068 * merge.h: Likewise.
4069 * object.cc: Likewise.
4070 * object.h: Likewise.
4071 * options.h: Likewise.
4072 * output.cc: Likewise.
4073 * output.h: Likewise.
4074 * parameters.cc: Likewise.
4075 * plugin.cc: Likewise.
4076 * powerpc.cc: Likewise.
4077 * reduced_debug_output.cc: Likewise.
4078 * reduced_debug_output.h: Likewise.
4079 * reloc.cc: Likewise.
4080 * reloc.h: Likewise.
4081 * resolve.cc: Likewise.
4082 * script-sections.cc: Likewise.
4083 * script.cc: Likewise.
4084 * script.h: Likewise.
4085 * sparc.cc: Likewise.
4086 * symtab.cc: Likewise.
4087 * symtab.h: Likewise.
4088 * target-select.cc: Likewise.
4089 * target-select.h: Likewise.
4090 * token.h: Likewise.
4091 * workqueue.cc: Likewise.
4092 * workqueue.h: Likewise.
4093 * x86_64.cc: Likewise.
4095 2009-12-10 Doug Kwan <dougkwan@google.com>
4097 * arm.cc (attributes.h): New include.
4098 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4099 (Arm_relobj::~Arm_relobj): Delete object pointed by
4100 attributes_section_data_.
4101 (Arm_relobj::attributes_section_data): New method definition.
4102 (Arm_relobj::attributes_section_data_): New data member declaration.
4103 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4104 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4105 attributes_section_data_.
4106 (Arm_dynobj::attributes_section_data): New method definition.
4107 (Arm_dynobj::attributes_section_data_): New data member declaration.
4108 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4109 initialization value of may_use_blx_ to false.
4110 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4111 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4112 object attributes to compute results instead of hard-coding.
4113 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4114 Target_arm::get_secondary_compatible_arch,
4115 Target_arm::set_secondary_compatible_arch
4116 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4117 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4118 New method declarations.
4119 (Target_arm::get_aeabi_object_attribute): New method definition.
4120 (Target_arm::attributes_section_data_): New data member declaration.
4121 (read_arm_attributes_section): New template definition.
4122 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4123 (Arm_dynobj::do_read_symbols): Ditto.
4124 (Target_arm::do_finalize_sections): Merge attributes sections from
4125 input. Check for BLX use after attributes section merging.
4126 Fix __exidx_start and __exidx_end visibility. Create an
4127 .ARM.attributes section if necessary.
4128 (Target_arm::get_secondary_compatible_arch,
4129 Target_arm::set_secondary_compatible_arch,
4130 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4131 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4132 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4133 New method definitions.
4135 2009-12-09 Ian Lance Taylor <iant@google.com>
4137 * plugin.cc (Plugin::load): Don't cast from void* to a function
4140 2009-12-09 Ian Lance Taylor <iant@google.com>
4142 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4145 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4147 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4148 Replace two_file_shared_1.so with two_file_shared_2.so.
4149 * testsuite/Makefile.in: Regenerated.
4151 2009-12-08 Doug Kwan <dougkwan@google.com>
4153 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4154 (HFILES): Add attributes.h and int_encoding.h.
4155 * Makefile.in: Regenerate.
4156 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4157 function definitions to int_encoding.cc
4158 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4159 prototypes to int_encoding.h
4160 * reduced_debug_output.cc (int_encoding.h): New include.
4161 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4162 function definitions to int_encoding.cc
4163 (insert_into_vector, read_from_pointer): Move template definitions to
4165 * attributes.cc: New file.
4166 * attributes.h: New file.
4167 * int_encoding.cc: New file.
4168 * int_encoding.h: New file.
4170 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4173 * incremental-dump.cc (dump_incremental_inputs): New.
4174 (main): Use dump_incremental_inputs.
4176 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4179 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4180 checking elfcpp::STT_FUNC.
4181 (Target_i386::Relocate::relocate): Likewise.
4182 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4184 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4185 symbols from shared libraries into normal FUNC symbols.
4187 * symtab.h (Symbol): Add is_func and use it.
4189 2009-12-05 Doug Kwan <dougkwan@google.com>
4191 * arm.cc (Target_arm::arm_info): Initialize new fields
4192 attributes_section and attributes_vendor.
4193 * i386.cc (Target_i386::i386_info): Same.
4194 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4195 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4196 fields attributes_section and attributes_vendor.
4197 * sparc.cc (Target_sparc::sparc_info): Same.
4198 * target.h (Target::attributes_section, Target::attributes_vendor,
4199 Target::is_attributes_section, Target::attribute_arg_type,
4200 Target::attributes_order): New method definitions.
4201 (Target::Target_info::attributes_section,
4202 Target::Target_info::attributes_vendor): New fields.
4203 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4204 virtual method definitions.
4205 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4206 attributes_section and attributes_vendor.
4207 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4209 2009-12-05 Doug Kwan <dougkwan@google.com>
4211 * arm.cc: Update comments about interworking and stub generation.
4212 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4213 considered as non-PIC.
4214 (Arm_relocate_functions::base_abs): Fix formatting.
4215 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4216 of function to use GOT entry address instead of offset.
4217 (Target_arm::Scan::global): Issue an error if a symbol would need a
4218 PLT does not get one because it is untyped. Remove code to create
4219 dynamic symbols for relative branches.
4220 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4221 takes unsigned integer instead of boolean.
4223 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4225 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4226 (two_file_test_LDADD): Likewise.
4227 (common_test_1_LDADD): Likewise.
4228 (exception_test_LDADD) Likewise.
4229 (weak_test_LDADD): Likewise.
4230 (many_sections_test_LDADD): Likewise.
4231 (initpri1_LDADD): Likewise.
4232 (script_test_1_LDADD): Likewise.
4233 (script_test_2_LDADD): Likewise.
4234 (justsyms_LDADD): Likewise.
4235 (binary_test_LDADD): Likewise.
4236 (large_LDADD): Likewise.
4237 * testsuite/Makefile.in: Regenerated.
4239 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4241 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4242 (Symbol_table::override_with_special): Likewise.
4243 (Symbol_table::add_from_object): Likewise.
4245 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4247 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4248 Don't set the data_offset twice.
4250 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4252 * testsuite/Makefile.in: Regenerate.
4254 2009-12-03 Doug Kwan <dougkwan@google.com>
4256 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4257 (Target_arm::do_finalize_sections): Add parameter for symbol table
4258 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4259 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4260 parameter for symbol table pointer.
4261 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4262 an additional parameter for a pointer to symbol table.
4263 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4264 parameter for a symbol table pointer.
4265 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4266 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4268 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4269 parameter for a symbol table pointer.
4271 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4273 * incremental.cc (Incremental_inputs_header)
4274 (Incremental_inputs_header_write, Incremental_inputs_entry)
4275 (Incremental_inputs_entry_write): Move ...
4276 * incremental.h (Incremental_inputs_header)
4277 (Incremental_inputs_header_write, Incremental_inputs_entry)
4278 (Incremental_inputs_entry_write): here.
4280 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4282 * incremental.cc (make_sized_incremental_binary): Set the target.
4283 Error if it is incompatible.
4284 * output.h (Output_file): Add filename method.
4286 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4288 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4289 from the get_* methods.
4291 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4293 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4294 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4295 Write 0 for the data_offset of scripts.
4297 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4299 * testsuite/Makefile.am: Add the incremental_test.sh test.
4300 * testsuite/incremental_test.sh: New.
4301 * testsuite/incremental_test_1.c: New.
4302 * testsuite/incremental_test_2.c: New.
4304 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4306 * incremental-dump.cc (main): Fix typos.
4308 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4311 * incremental-dump.cc (main): Use llu to print 64 bit values.
4313 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4314 H.J. Lu <hongjiu.lu@intel.com>
4316 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4318 (incremental_dump_LDADD): Likewise.
4319 * Makefile.in: Regenerated.
4321 2009-11-25 Doug Kwan <dougkwan@google.com>
4325 2009-11-25 Doug Kwan <dougkwan@google.com>
4327 * arm.cc (Target_arm::Target_arm): Move method definition
4328 outside of class definition. Add code to handle
4329 --target1-rel, --target1-abs and --target2= options.
4330 (Target_arm::get_reloc_reloc_type): Change method to be
4331 non-static and const.
4332 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4333 New data member declaration.
4334 (Target_arm::Scan::local, Target_arm::Scan::global,
4335 Target_arm::Relocate::relocate,
4336 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4337 Adjust call to Target_arm::get_real_reloc_type.
4338 (Target_arm::get_real_reloc_type): Use command line options
4339 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4340 * options.h (--target1-rel, --target1-abs, --target2): New
4343 2009-11-25 Doug Kwan <dougkwan@google.com>
4345 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4346 class definition. Add code to handle --target1-rel, --target1-abs
4347 and --target2= options.
4348 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4350 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4352 (Target_arm::Scan::local, Target_arm::Scan::global,
4353 Target_arm::Relocate::relocate,
4354 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4355 call to Target_arm::get_real_reloc_type.
4356 (Target_arm::get_real_reloc_type): Use command line options to
4357 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4358 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4361 2009-11-25 Doug Kwan <dougkwan@google.com>
4363 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4364 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4365 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4367 (Arm_relocate_functions::thm_call): Replace body with a call to
4368 Arm_relocate_functions::thumb_branch_common.
4369 (Arm_relocate_functions::thm_jump24,
4370 Arm_relocate_functions::thm_xpc22): New method definitions.
4371 (Arm_relocate_functions::thumb_branch_common): New method definition.
4372 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4374 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4375 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4377 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4379 * Makefile.am: Build incremental-dump
4380 * Makefile.in: Regenerate.
4381 * incremental-dump.cc: New.
4382 * incremental.cc (Incremental_inputs_header_data,
4383 Incremental_inputs_entry_data): Move to incremental.h
4384 * incremental.h: (Incremental_inputs_header_data,
4385 Incremental_inputs_entry_data): Move from incremental.cc
4387 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4389 * incremental.cc (Incremental_inputs_header,
4390 Incremental_inputs_header_write, Incremental_inputs_entry,
4391 Incremental_inputs_entry_write): Add a typedef with the data type.
4393 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4395 * incremental.cc (Incremental_inputs_header,
4396 Incremental_inputs_header_write, Incremental_inputs_entry,
4397 Incremental_inputs_entry_write): Update comment about which
4398 type has the filed descriptions.
4400 2009-11-15 Doug Kwan <dougkwan@google.com>
4402 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4403 (Arm_relocate_functions::arm_branch_common): Change method defintion
4404 in class definition to a method declaration and update list of formal
4406 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4407 Arm_relocation_functions::jump24): Adjust call to
4408 Arm_relocate_functions::arm_branch_common. Update list of formal
4410 (Arm_relocate_functions::xpc25): New method definition.
4411 (Arm_relocate_functions::arm_branch_common): Move method defintion
4412 out from class definition. Use stubs for mode-switching and extending
4414 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4415 specially. Change code to enable use of stubs in ARM branches.
4417 2009-11-10 Doug Kwan <dougkwan@google.com>
4419 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4420 in method declaration.
4421 (Target_arm::relocate_stub): New method declaration.
4422 (Target_arm::default_target): Change to return a pointer instead of
4424 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4425 Target_arm::default_target.
4426 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4428 (Target_arm::relocate_section): Adjust view.
4429 (Target_arm::relocate_stub): New method definition.
4431 2009-11-10 Doug Kwan <dougkwan@google.com>
4433 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4435 * incremental.cc (open_incremental_binary): Initialized local
4436 variables to avoid warnings.
4437 * object.cc (make_elf_object): Ditto.
4438 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4441 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4444 * testsuite/plugin_test.c: Include "config.h".
4446 2009-11-09 Doug Kwan <dougkwan@google.com>
4448 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4449 (arm_symbol_value): Remove.
4450 (Arm_relocate_functions::arm_branch_common,
4451 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4452 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4453 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4454 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4455 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4456 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4457 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4458 Arm_relocate_functions::thm_mobw_abs_nc,
4459 Arm_relocate_functions::thm_mov_abs,
4460 Arm_relocate_functions::movw_prel_nc,
4461 Arm_relocate_functions::thm_movt_abs,
4462 Arm_relocate_functions::movt_prel,
4463 Arm_relocate_functions::thm_movw_prel_nc,
4464 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4465 (Target_arm::Relocate::relocate): Only decompose address into two
4466 parts if relocation type uses the thumb-bit and pass the actual
4467 bit instead of a flag indicating that the thumb-bit is used. Adjust
4468 calls to methods in Arm_relocate_functions for this change.
4470 2009-11-08 Ian Lance Taylor <iant@google.com>
4473 * reloc.cc: Instantiate
4474 Sized_relobj::initialize_input_to_output_maps and
4475 Sized_relobj:free_input_to_output_maps.
4477 2009-11-06 Ian Lance Taylor <iant@google.com>
4480 * defstd.cc (in_segment): Set only_if_ref true for "end".
4482 2009-11-06 Doug Kwan <dougkwan@google.com>
4484 * arm.cc (class Reloc_stub): Correct a comment.
4485 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4486 (Target_arm::scan_section_for_stubs): New method declaration.
4487 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4488 Change methods from private to protected.
4489 (Target_arm::do_may_relax): New method definition.
4490 (Target_arm::do_relax, Target_arm::group_sections,
4491 Target_arm::scan_reloc_for_stub,
4492 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4493 (Target_arm::arm_input_section_map_): New data member declaration.
4494 (Target_arm::scan_reloc_for_stub,
4495 Target_arm::scan_reloc_section_for_stubs,
4496 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4497 Target_arm::do_relax): New method definitions.
4499 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4501 * configure.ac: Check for (struct stat)::st_mtim
4502 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4503 * config.in: Regenerate.
4504 * configure: Regenerate.
4506 2009-11-05 Ian Lance Taylor <iant@google.com>
4509 * output.cc (Output_segment::add_output_section): Add missing
4512 2009-11-04 Ian Lance Taylor <iant@google.com>
4515 * object.h (class Object): Add is_needed and set_is_needed
4516 methods. Add is_needed_ field. Make bool fields into bitfields.
4517 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4518 defined in a dynamic object and referenced by a regular object,
4519 set is_needed for the dynamic object.
4520 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4521 if the file is marked with as_needed and it is not needed.
4523 2009-11-04 Ian Lance Taylor <iant@google.com>
4526 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4527 tags if data is discarded by linker script.
4528 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4529 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4530 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4531 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4533 2009-11-04 Ian Lance Taylor <iant@google.com>
4535 * layout.cc (Layout::get_output_section): Add is_interp and
4536 is_dynamic_linker_section parameters. Change all callers.
4537 (Layout::choose_output_section): Likewise.
4538 (Layout::make_output_section): Likewise.
4539 (Layout::add_output_section_data): Add is_dynamic_linker_section
4540 parameter. Change all callers.
4541 * layout.h (class Layout): Update declarations.
4542 * output.h (class Output_section): Add is_interp, set_is_interp,
4543 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4544 Add is_interp_, is_dynamic_linker_section_ fields. Change
4545 generate_code_fills_at_write_ to a bitfield.
4546 * output.cc (Output_section::Output_sections): Initialize new
4548 (Output_segment::add_output_section): Add do_sort parameter.
4551 2009-11-03 Ian Lance Taylor <iant@google.com>
4554 * options.h (class General_options): Add --warn-common.
4555 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4556 merging two common symbols.
4557 (Symbol_table::should_override): Handle --warn-common when merging
4558 a common symbol with a defined symbol. Use report_resolve_problem
4559 for multiple definitions.
4560 (Symbol_table::report_resolve_problem): New function.
4561 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4563 2009-11-03 Doug Kwan <dougkwan@google.com>
4565 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4567 (Target_arm::stub_factory): New method definition.
4568 (Target_arm::new_arm_input_section,
4569 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4570 Target_arm::reloc_uses_thumb_bit): New method declarations.
4571 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4572 New type definitions.
4573 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4574 member declarations.
4575 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4576 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4577 New method definitions.
4579 2009-11-03 Ian Lance Taylor <iant@google.com>
4581 * options.h (class General_options): Add --warn_constructors.
4583 2009-11-03 Ian Lance Taylor <iant@google.com>
4586 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4587 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4589 2009-11-03 Ian Lance Taylor <iant@google.com>
4592 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4593 --msgid-bugs-address.
4594 (install-pdf): New target.
4595 (install-data_yes): Look up one directory to find mkinstalldirs.
4597 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4599 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4602 2009-10-30 Doug Kwan <dougkwan@google.com>
4604 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4606 2009-10-30 Doug Kwan <dougkwan@google.com>
4608 * arm.cc (Stub_addend_reader): New struct template definition
4609 and partial specializations.
4610 (Stub_addend_reader::operator()): New method definition for a
4611 partially specialized template.
4613 2009-10-30 Doug Kwan <dougkwan@google.com>
4615 * arm.cc (Arm_relobj::processor_specific_flags): New method
4617 (Arm_relobj::do_read_symbols): New method declaration.
4618 (Arm_relobj::processor_specific_flags_): New data member declaration.
4619 (Arm_dynobj): New class definition.
4620 (Target_arm::do_finalize_sections): Add input_objects parameter.
4621 (Target_arm::do_adjust_elf_header): New method declaration.
4622 (Target_arm::are_eabi_versions_compatible,
4623 (Target_arm::merge_processor_specific_flags): New method declaration.
4624 (Target_arm::do_make_elf_object): New overloaded method definitions
4626 (Arm_relobj::do_read_symbols): New method definition.
4627 (Arm_dynobj::do_read_symbols): Ditto.
4628 (Target_arm::do_finalize_sections): Add input_objects parameters.
4629 Merge processor-specific flags from all input objects.
4630 (Target_arm::are_eabi_versions_compatible,
4631 Target_arm::merge_processor_specific_flags,
4632 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4633 New method definitions.
4634 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4635 Input_objects pointer type parameter.
4636 * layout.cc (Layout::finalize): Pass input objects to target's.
4637 finalize_sections function.
4638 * output.cc (Output_file_header::do_sized_write): Set ELF file
4639 header's processor-specific flags.
4640 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4641 Input_objects pointer type parameter.
4642 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4643 * target.h (Input_objects): New forward class declaration.
4644 (Target::processor_specific_flags,
4645 Target::are_processor_specific_flags_sect): New method definitions.
4646 (Target::finalize_sections): Add input_objects parameter.
4647 (Target::Target): Initialize processor_specific_flags_ and
4648 are_processor_specific_flags_set_.
4649 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4651 (Target::set_processor_specific_flags): New method definition.
4652 (Target::processor_specific_flags_,
4653 Target::are_processor_specific_flags_set_): New data member
4655 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4656 Input_objects pointer type parameter.
4658 2009-10-30 Doug Kwan <dougkwan@google.com>
4660 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4662 2009-10-28 Ian Lance Taylor <iant@google.com>
4664 * object.h (class Relobj): Drop options parameter from
4665 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4666 do_scan_relocs, do_relocate. Change all callers.
4667 (class Sized_relobj): Drop options parameters from
4668 do_gc_process_relocs, do_scan_relocs, do_relocate,
4669 do_relocate_sections, relocate_sections, emit_relocs_scan,
4670 emit_relocs_scan_reltype. Change all callers.
4671 (struct Relocate_info): Remove options field and all references to
4673 * reloc.h (class Read_relocs): Remove options constructor
4674 parameter and options_ field. Change all callers.
4675 (class Gc_process_relocs, class Scan_relocs): Likewise.
4676 (class Relocate_task): Likewise.
4677 * target-reloc.h (scan_relocs): Remove options parameter. Change
4679 (scan_relocatable_relocs): Likewise.
4680 * target.h (class Sized_target): Remove options parameter from
4681 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4683 * gc.h (gc_process_relocs): Remove options parameter. Change all
4685 * arm.cc: Update functions to remove options parameters.
4686 * i386.cc: Likewise.
4687 * powerpc.cc: Likewise.
4688 * sparc.cc: Likewise.
4689 * x86_64.cc: Likewise.
4690 * testsuite/testfile.cc: Likewise.
4692 2009-10-28 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (Arm_relobj): New class definition.
4695 (Arm_relobj::scan_sections_for_stubs,
4696 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4697 New method definitions.
4699 2009-10-28 Cary Coutant <ccoutant@google.com>
4701 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4702 (Plugin::cleanup_done_): New member.
4703 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4704 (Plugin_manager::cleanup_done_): Remove.
4705 (Plugin_manager::add_input_file): Edit error message.
4706 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4707 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4709 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4711 * fileread.cc: (File_read::View::~View): Use the new
4712 data_ownership_ filed.
4713 (File_read::~File_read): Dispose the new whole_file_view_.
4714 (File_read::open): Mmap the whole file if needed.
4715 (File_read::open): Use whole_file_view_ instead of contents_.
4716 (File_read::find_view): Use whole_file_view_ if applicable.
4717 (File_read::do_read): Use whole_file_view_ instead of contents_.
4718 (File_read::make_view): Use whole_file_view_ instead of contents_,
4719 update File_read::View::View call.
4720 (File_read::find_or_make_view): Update File_read::View::View
4722 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4724 (File_read::View::Data_ownership): New enum.
4725 (File_read::View::View): Replace bool mapped_ with Data_ownership
4727 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4728 (File_read::View::data_ownership_): New field.
4729 (File_read::contents_): Remove (replaced by whole_file_view_).
4730 (File_read::whole_file_view_): New field.
4731 * options.h (class General_options): Add --keep-files-mapped.
4733 2009-10-27 Cary Coutant <ccoutant@google.com>
4735 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4736 * testsuite/Makefile.am (plugin_test_5): New test case.
4737 * testsuite/Makefile.in: Regenerate.
4739 2009-10-25 Doug Kwan <dougkwan@google.com>
4741 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4742 from private to protected to allow access by child class.
4743 (Sized_relobj::do_relocate_sections): New method declaration.
4744 (Sized_relobj::relocate_sections): Virtualize.
4745 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4746 Sized_relobj::relocate_sections. Instantiate template explicitly
4747 for different target sizes and endianity.
4749 2009-10-24 Doug Kwan <dougkwan@google.com>
4751 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4752 (Arm_input_section::as_arm_input_section): New method.
4753 (Arm_output_section): New class definition.
4754 (Arm_output_section::create_stub_group,
4755 Arm_output_section::group_sections): New method definitions.
4757 2009-10-22 Doug Kwan <dougkwan@google.com>
4759 * arm.cc (Arm_input_section): New class definition.
4760 (Arm_input_section::init, Arm_input_section:do_write,
4761 Arm_input_section::set_final_data_size,
4762 Arm_input_section::do_reset_address_and_file_offset): New method
4765 2009-10-21 Doug Kwan <dougkwan@google.com>
4767 * arm.cc (Stub_table, Arm_input_section): New forward class
4769 (Stub_table): New class defintion.
4770 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4771 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4772 New method definition.
4774 2009-10-21 Doug Kwan <dougkwan@google.com>
4776 * arm.cc: Update copyright comments.
4777 (Target_arm): New forward class template declaration.
4778 (Arm_address): New type.
4779 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4780 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4781 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4783 (Insn_template): Same.
4784 (DEF_STUBS): New macro.
4785 (Stub_type): New enum type.
4786 (Stub_template): New class definition.
4789 (Stub_factory): Same.
4790 (Target_arm::Target_arm): Initialize may_use_blx_ and
4791 should_force_pic_veneer_.
4792 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4793 Target_arm::should_force_pic_veneer,
4794 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4795 Target_arm::using_thumb_only, Target_arm:;default_target): New
4797 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4798 New data member declarations.
4799 (Insn_template::size, Insn_template::alignment): New method defintions.
4800 (Stub_template::Stub_template): New method definition.
4801 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4802 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4803 (Stub_factory::Stub_factory): New method definition.
4804 * gold.h (string_hash): New template.
4805 * output.h (Input_section_specifier::hash_value): Use
4807 (Input_section_specifier::string_hash): Remove.
4808 * stringpool.cc (Stringpool_template::string_hash): Use
4811 2009-10-20 Doug Kwan <dougkwan@google.com>
4813 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4814 symbols of relaxed input sections.
4815 * output.h (Output_section::find_relaxed_input_section): Make
4818 2009-10-16 Doug Kwan <dougkwan@google.com>
4820 * dynobj.cc (Versions::Versions): Initialize version_script_.
4821 Only insert base version symbol definition for a shared object
4822 if version script defines any version versions.
4823 (Versions::define_base_version): New method definition.
4824 (Versions::add_def): Check that base version is not needed.
4825 (Versions::add_need): Define base version lazily.
4826 * dynobj.h (Versions::define_base_version): New method declaration.
4827 (Versions::needs_base_version_): New data member declaration.
4828 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4829 (check_DATA): Add no_version_test.stdout.
4830 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4832 * testsuite/Makefile.in: Regenerate.
4833 * testsuite/no_version_test.c: New file.
4834 * testsuite/no_version_test.sh: Ditto.
4836 2009-10-16 Doug Kwan <dougkwan@google.com>
4838 * expression.cc (class Segment_start_expression): New class definition.
4839 (Segment_start_expression::value): New method definition.
4840 (script_exp_function_segment_start): Return a new
4841 Segment_start_expression.
4842 * gold/script-c.h (script_saw_segment_start_expression): New function
4844 * script-sections.cc (Script_sections::Script_sections): Initialize
4845 SAW_SEGMENT_START_EXPRESSION_ to false.
4846 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4847 and -Tbbs options to specify section addresses if given in
4848 command line and no SEGMENT_START expression is seen in a script.
4849 * script-sections.h (Script_sections::saw_segment_start_expression,
4850 Script_sections::set_saw_segment_start_expression): New method
4852 (Script_sections::saw_segment_start_expression_): New data member
4854 * script.cc (script_saw_segment_start_expression): New function.
4855 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4856 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4857 script_test_7.sh and script_test_8.sh.
4858 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4859 script_test_8.stdout.
4860 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4861 (script_test_6, script_test_6.stdout, script_test_7,
4862 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4863 * Makefile.in: Regenerate.
4864 * testsuite/script_test_6.sh: New file.
4865 * testsuite/script_test_6.t: Same.
4866 * testsuite/script_test_7.sh: Same.
4867 * testsuite/script_test_7.t: Same.
4868 * testsuite/script_test_8.sh: Same.
4870 2009-10-16 Doug Kwan <dougkwan@google.com>
4872 * output.cc (Output_segment::set_section_list_address): Cast
4873 expressions to unsigned long long type to avoid format warnings.
4875 2009-10-15 Ian Lance Taylor <iant@google.com>
4877 * script.cc (Script_options::add_symbol_assignment): Always add a
4878 dot assignment to script_sections_.
4879 * script-sections.cc (Script_sections::add_dot_assignment):
4880 Initialize if necessary.
4882 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4883 program headers with no load segment if there is a linker script.
4885 * layout.cc (Layout::set_segment_offsets): Align the file offset
4886 to the segment aligment for -N or -n with no load segment.
4887 * output.cc (Output_segment::add_output_section): Don't crash if
4888 the first section is a TLS section.
4889 (Output_segment::set_section_list_addresses): Print an error
4890 message if the address moves backward in a linker script.
4891 * script-sections.cc
4892 (Output_section_element_input::set_section_addresses): Don't
4893 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4894 (Orphan_output_section::set_section_addresses): Likewise.
4896 2009-10-15 Doug Kwan <dougkwan@google.com>
4898 * layout.cc (Layout::finish_dynamic_section): Generate tags
4899 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4900 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4901 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4903 2009-10-14 Ian Lance Taylor <iant@google.com>
4905 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4907 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4908 data_shdr fields of relinfo.
4909 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4910 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4911 R_386_TLS_LDO_32, adjust based on section flags.
4912 (Target_i386::Relocate::fix_up_ldo): Remove.
4914 2009-10-13 Ian Lance Taylor <iant@google.com>
4916 Add support for -pie.
4917 * options.h (class General_options): Add -pie and
4919 (General_options::output_is_position_independent): Test -pie.
4920 (General_options::output_is_executable): Return true if not shared
4921 and not relocatable.
4922 (General_options::output_is_pie): Remove.
4923 * options.cc (General_options::finalize): Reject incompatible uses
4925 * gold.cc (queue_middle_tasks): A -pie link is not static.
4926 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4927 * symtab.cc (Symbol::final_value_is_known): Return false if
4928 output_is_position_independent.
4929 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4930 output_is_position_independent.
4931 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4932 output_is_position_independent.
4933 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4934 output_is_position_independent.
4935 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4937 (basic_pie_test.o, basic_pie_test): New targets.
4938 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4939 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4940 (two_file_pie_test): New target.
4941 * testsuite/Makefile.in: Rebuild.
4942 * README: Remove note saying that -pie is not supported.
4944 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4946 * options.h (class General_options): Add -init and -fini.
4947 * layout.cc (Layout::finish_dynamic_section): Emit
4948 given init and fini functions.
4950 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4952 * gc.h (gc_process_relocs): Check if icf is enabled using new
4954 * gold.cc (queue_initial_tasks): Likewise.
4955 (queue_middle_tasks): Likewise.
4956 * object.cc (do_layout): Likewise.
4957 * symtab.cc (is_section_folded): Likewise.
4958 * main.cc (main): Likewise.
4959 * reloc.cc (Read_relocs::run): Likewise.
4960 (Sized_relobj::do_scan_relocs): Likewise.
4961 * icf.cc (is_function_ctor_or_dtor): New function.
4962 (Icf::find_identical_sections): Check if function is ctor or dtor when
4964 * options.h (General_options::icf): Change option to be an enum.
4965 (Icf_status): New enum.
4966 (icf_enabled): New method.
4967 (icf_safe_folding): New method.
4968 (set_icf_status): New method.
4969 (icf_status_): New variable.
4970 * (options.cc) (General_options::finalize): Set icf_status_.
4971 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4972 icf_test and icf_keep_unique_test to use the --icf enum flag.
4973 * testsuite/icf_safe_test.sh: New file.
4974 * testsuite/icf_safe_test.cc: New file.
4976 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4978 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4979 includes to gc.h and icf.h.
4980 * arm.cc: Include gc.h.
4981 * gold.cc: Likewise.
4982 * i386.cc: Likewise.
4983 * powerpc.cc: Likewise.
4984 * sparc.cc: Likewise.
4985 * x86_64.cc: Likewise.
4986 * gc.h: Include icf.h.
4988 2009-10-11 Ian Lance Taylor <iant@google.com>
4990 * plugin.cc: Include "gold.h" before other header files.
4992 2009-10-10 Chris Demetriou <cgd@google.com>
4994 * options.h (Input_file_argument::Input_file_type): New enum.
4995 (Input_file_argument::is_lib_): Replace with...
4996 (Input_file_argument::type_): New member.
4997 (Input_file_argument::Input_file_argument): Take Input_file_type
4998 'type' rather than boolean 'is_lib' as second argument.
4999 (Input_file_argument::is_lib): Use type_.
5000 (Input_file_argument::is_searched_file): New function.
5001 (Input_file_argument::may_need_search): Handle is_searched_file.
5002 * options.cc (General_options::parse_library): Support -l:filename.
5003 (General_options::parse_just_symbols): Update for Input_file_argument
5005 (Command_line::process): Likewise.
5006 * archive.cc (Archive::get_file_and_offset): Likewise.
5007 * plugin.cc (Plugin_manager::release_input_file): Likewise.
5008 * script.cc (read_script_file, script_add_file): Likewise.
5009 * fileread.cc (Input_file::Input_file): Likewise.
5010 (Input_file::will_search_for): Handle is_searched_file.
5011 (Input_file::open): Likewise.
5012 * readsyms.cc (Read_symbols::get_name): Likewise.
5013 * testsuite/Makefile.am (searched_file_test): New test.
5014 * testsuite/Makefile.in: Regenerate.
5015 * testsuite/searched_file_test.cc: New file.
5016 * testsuite/searched_file_test_lib.cc: New file.
5018 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5019 Ian Lance Taylor <iant@google.com>
5021 * descriptor.cc: Include <cstdio> and "binary-io.h".
5022 (Descriptors::open): Open the files in binary mode always.
5023 * script.cc (Lex::get_token): Treat \r as whitespace.
5025 2009-10-09 Ian Lance Taylor <iant@google.com>
5027 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5029 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5030 Ian Lance Taylor <iant@google.com>
5032 * configure.ac: Check for readv function also.
5033 * fileread.cc (readv): Define if not HAVE_READV.
5034 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5036 * config.in: Regenerate.
5037 * configure: Regenerate.
5039 2009-10-09 Doug Kwan <dougkwan@google.com>
5041 * layout.cc (Layout::make_output_section): Call target hook to make
5042 ordinary output section.
5043 (Layout::finalize): Adjust parameter list of call the
5044 Target::may_relax().
5045 * layout.h (class Layout::section_list): New method.
5046 * merge.h (Output_merge_base::entsize): Change visibility to public.
5047 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5049 (Output_merge_string::do_is_string): New method.
5050 * object.cc (Sized_relobj::do_setup): renamed from
5051 Sized_relobj::set_up.
5052 * object.h (Sized_relobj::adjust_shndx,
5053 Sized_relobj::initializ_input_to_output_maps,
5054 Sized_relobj::free_input_to_output_maps): Change visibilities to
5056 (Sized_relobj::setup): Virtualize.
5057 (Sized_relobj::do_setup): New method declaration.
5058 (Sized_relobj::invalidate_section_offset,
5059 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5060 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5061 * options.cc (parse_int): New function.
5062 * options.h (parse_int): New declaration.
5063 (DEFINE_int): New macro.
5064 (stub_group_size): New option.
5065 * output.cc (Output_section::Output_section): Initialize memebers
5066 merge_section_map_, merge_section_by_properties_map_,
5067 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5068 (Output_section::add_input_section): Handled deferred code-fill
5069 generation and remove an old comment.
5070 (Output_section::add_relaxed_input_section): New method definition.
5071 (Output_section::add_merge_input_section): Use merge section by
5072 properties map to speed to search. Update merge section maps
5074 (Output_section::build_relaxation_map): New method definition.
5075 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5077 (Output_section::relax_input_section): Renamed to
5078 Output_section::convert_input_sections_to_relaxed_sections and change
5079 interface to take a vector of pointers to relaxed sections.
5080 (Output_section::find_merge_section,
5081 Output_section::find_relaxed_input_section): New method definitions.
5082 (Output_section::is_input_address_mapped,
5083 Output_section::output_offset, Output_section::output_address):
5084 Use output section data maps to speed up searching.
5085 (Output_section::find_starting_output_address): Add comments.
5086 (Output_section::do_write,
5087 Output_section::write_to_postprocessing_buffer): Do code-fill
5088 generation as appropriate.
5089 (Output_section::get_input_sections): Invalidate relaxed input section
5091 (Output_section::restore_states): Adjust type of checkpoint .
5092 Invalidate relaxed input section map.
5093 * output.h (Output_merge_base): New class declaration.
5094 (Input_section_specifier): New class defintion.
5095 (class Output_relaxed_input_section) Change base class to
5096 Output_section_data_build.
5097 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5098 base class initializer.
5099 (Output_section::add_relaxed_input_section): New method declaration.
5100 (Output_section::Input_section): Change visibility to protected.
5101 (Output_section::Input_section::relobj,
5102 Output_section::Input_section::shndx): Handle relaxed input sections.
5103 Output_section::input_sections) Change visibility to protected. Also
5104 define overload to return a non-const pointer.
5105 (Output_section::Merge_section_properties): New class defintion.
5106 (Output_section::Merge_section_by_properties_map,
5107 Output_section::Output_section_data_by_input_section_map,
5108 Output_section::Relaxation_map): New types.
5109 (Output_section::relax_input_section): Rename method to
5110 Output_section::convert_input_sections_to_relaxed_sections and change
5111 interface to take a vector of relaxed section pointers.
5112 (Output_section::find_merge_section,
5113 Output_section::find_relaxed_input_section,
5114 Output_section::build_relaxation_map,
5115 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5116 New method declarations.
5117 (Output_section::merge_section_map_
5118 Output_section::merge_section_by_properties_map_,
5119 Output_section::relaxed_input_section_map_,
5120 Output_section::is_relaxed_input_section_map_valid_,
5121 Output_section::generate_code_fills_at_write_): New data members.
5122 * script-sections.cc
5123 (Output_section_element_input::set_section_addresses): Call
5124 current_data_size and addralign methods of relaxed input sections.
5125 (Orphan_output_section::set_section_addresses): Call current_data_size
5126 and addralign methods of relaxed input sections.
5127 * symtab.cc (Symbol_table::compute_final_value): Extract template
5128 from the body of Symbol_table::sized_finalize_symbol.
5129 (Symbol_table::sized_finalized_symbol): Call
5130 Symbol_table::compute_final_value.
5131 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5132 (Symbol_table::compute_final_value): New templated method declaration.
5133 * target.cc (Target::do_make_output_section): New method defintion.
5134 * target.h (Target::make_output_section): New method declaration.
5135 (Target::relax): Add more parameters for input objects, symbol table
5136 and layout. Adjust call to do_relax.
5137 (Target::do_make_output_section): New method declaration.
5138 (Target::do_relax): Add parameters for input objects, symbol table
5141 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5143 * pread.c: Include stdio.h.
5145 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5147 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5150 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5152 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5153 Change read_shndx type to unsigned int.
5154 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5156 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5157 * dwarf_reader.h (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 * layout.cc (Layout::create_symtab_sections): Cast the result of
5163 local_symcount * symsize to off_t in the gold_assert.
5165 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5167 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5168 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5170 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5171 (Arm_relocate_functions::thm_abs5): New function.
5172 (Arm_relocate_functions::abs12): New function.
5173 (Arm_relocate_functions::abs16): New function.
5174 (Arm_relocate_functions::base_abs): New function.
5175 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5176 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5177 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5179 (Scan::global): Likewise.
5180 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5181 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5182 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5183 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5186 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5188 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5189 (Arm_relocate_functions::movt_prel): New function.
5190 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5191 (Arm_relocate_functions::thm_movt_prel): New function.
5192 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5193 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5194 (Scan::global, Relocate::relocate): Likewise.
5195 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5197 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5199 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5200 Incremental_checker.
5201 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5203 (class Incremental_inputs_header): New class.
5204 (Incremental_inputs_header_writer): Edit comment.
5205 (Incremental_inputs_entry): New class.
5206 (Incremental_inputs_entry_writer): Edit comment.
5207 (Sized_incremental_binary::do_find_incremental_inputs_section):
5208 Add *strtab_shndx parameter, fill it.
5209 (Sized_incremental_binary::do_check_inputs): New method.
5210 (Incremental_checker::can_incrementally_link_output_file): Use
5211 Sized_incremental_binary::check_inputs.
5212 (Incremental_inputs::report_command_line): Save command line in
5215 (Incremental_binary::find_incremental_inputs_section): New
5217 (Incremental_binary::do_find_incremental_inputs_section): Add
5218 strtab_shndx parameter.
5219 (Incremental_binary::do_check_inputs): New pure virtual method.
5220 (Sized_incremental_binary::do_check_inputs): Declare.
5221 (Incremental_checker::Incremental_checker): Add incremental_inputs
5222 parameter, use it to initialize incremental_inputs_.
5223 (Incremental_checker::incremental_inputs_): New field.
5224 (Incremental_checker::command_line): New method.
5225 (Incremental_checker::inputs): New method.
5226 (Incremental_checker::command_line_): New field.
5228 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5230 * incremental.cc: Include <cstdarg> and "target-select.h".
5231 (vexplain_no_incremental): New function.
5232 (explain_no_incremental): New function.
5233 (Incremental_binary::error): New method.
5234 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5236 (make_sized_incremental_binary): New function.
5237 (open_incremental_binary): New function.
5238 (can_incrementally_link_file): Add checks if output is ELF and has
5240 * incremental.h: Include "elfcpp_file.h" and "output.h".
5241 (Incremental_binary): New class.
5242 (Sized_incremental_binary): New class.
5243 (open_incremental_binary): Declare.
5244 * object.cc (is_elf_object): Use
5245 elfcpp::Elf_recognizer::is_elf_file.
5246 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5247 * output.h (Output_file::filesize): New method.
5249 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5251 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5253 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5254 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5256 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5258 (Arm_relocate_functions::movw_abs_nc): New function.
5259 (Arm_relocate_functions::movt_abs): New function.
5260 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5261 (Arm_relocate_functions::thm_movt_abs): New function.
5262 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5263 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5264 (Scan::global): Likewise.
5265 (Relocate::relocate): Likewise.
5266 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5268 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5270 * arm.cc (Arm_relocate_functions::got_prel) New function.
5271 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5272 (Relocate::relocate): Likewise.
5273 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5275 2009-10-06 Ian Lance Taylor <iant@google.com>
5277 * options.h (class General_options): Define
5278 split_stack_adjust_size parameter.
5279 * object.h (class Object): Add uses_split_stack_ and
5280 has_no_split_stack_ fields. Add uses_split_stack and
5281 has_no_split_stack accessor functions. Declare
5282 handle_split_stack_section.
5283 (class Reloc_symbol_changes): Define.
5284 (class Sized_relobj): Define Function_offsets. Declare
5285 split_stack_adjust, split_stack_adjust_reltype, and
5287 * object.cc (Object::handle_split_stack_section): New function.
5288 (Sized_relobj::do_layout): Call handle_split_stack_section.
5289 * dynobj.cc (Sized_dynobj::do_layout): Call
5290 handle_split_stack_section.
5291 * reloc.cc (Sized_relobj::relocate_sections): Call
5292 split_stack_adjust for executable sections in split_stack
5293 objects. Pass reloc_map to relocate_section.
5294 (Sized_relobj::split_stack_adjust): New function.
5295 (Sized_relobj::split_stack_adjust_reltype): New function.
5296 (Sized_relobj::find_functions): New function.
5297 * target-reloc.h: Include "object.h".
5298 (relocate_section): Add reloc_symbol_changes parameter. Change
5300 * target.h (class Target): Add calls_non_split method. Declare
5301 do_calls_non_split virtual method. Declare match_view and
5303 * target.cc: Include "elfcpp.h".
5304 (Target::do_calls_non_split): New function.
5305 (Target::match_view): New function.
5306 (Target::set_view_to_nop): New function.
5307 * gold.cc (queue_middle_tasks): Give an error if mixing
5308 split-stack and non-split-stack objects with -r.
5309 * i386.cc (Target_i386::relocate_section): Add
5310 reloc_symbol_changes parameter.
5311 (Target_i386::do_calls_non_split): New function.
5312 * x86_64.cc (Target_x86_64::relocate_section): Add
5313 reloc_symbol_changes parameter.
5314 (Target_x86_64::do_calls_non_split): New function.
5315 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5317 * powerpc.cc (Target_powerpc::relocate_section): Add
5318 reloc_symbol_changes parameter.
5319 * sparc.cc (Target_sparc::relocate_section): Add
5320 reloc_symbol_changes parameter.
5321 * configure.ac: Call AM_CONDITIONAL for the default target.
5322 * configure: Rebuild.
5323 * testsuite/Makefile.am (TEST_AS): New variable.
5324 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5325 (check_DATA): Add split_i386 and split_x86_64 files.
5326 (SPLIT_DEFSYMS): Define.
5327 (split_i386_[1234n].o): New targets.
5328 (split_i386_[124]): New targets.
5329 (split_i386_[1234r].stdout): New targets.
5330 (split_x86_64_[1234n].o): New targets.
5331 (split_x86_64_[124]): New targets.
5332 (split_x86_64_[1234r].stdout): New targets.
5333 (MOSTLYCLEANFILES): Add new executables.
5334 * testsuite/split_i386.sh: New file.
5335 * testsuite/split_x86_64.sh: New file.
5336 * testsuite/split_i386_1.s: New file.
5337 * testsuite/split_i386_2.s: New file.
5338 * testsuite/split_i386_3.s: New file.
5339 * testsuite/split_i386_4.s: New file.
5340 * testsuite/split_i386_n.s: New file.
5341 * testsuite/split_x86_64_1.s: New file.
5342 * testsuite/split_x86_64_2.s: New file.
5343 * testsuite/split_x86_64_3.s: New file.
5344 * testsuite/split_x86_64_4.s: New file.
5345 * testsuite/split_x86_64_n.s: New file.
5346 * testsuite/testfile.cc (Target_test): Update relocation_section
5348 * testsuite/Makefile.in: Rebuild.
5350 2009-10-06 Ian Lance Taylor <iant@google.com>
5352 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5353 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5354 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5355 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5356 the address on ldo_addrs_.
5357 (Target_i386::Relocate::fix_up_ldo): New function.
5359 2009-10-06 Rafael Espindola <espindola@google.com>
5361 * plugin.cc (add_input_library): New.
5362 (Plugin::load): Add add_input_library to tv.
5363 (Plugin_manager::add_input_file): Add the is_lib argument.
5364 (add_input_file): Update call to Plugin_manager::add_input_file.
5365 (add_input_library): New.
5366 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5368 2009-09-30 Doug Kwan <dougkwan@google.com>
5370 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5371 symbol and call Symbol::may_need_copy_reloc to determine if
5372 a copy reloc is needed.
5373 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5374 nocopyreloc is given in command line.
5375 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5376 given in command line.
5377 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5378 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5379 of the removed Target_i386::may_need_copy_reloc.
5380 * options.h (copyreloc): New option with default value false.
5381 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5382 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5383 instead of the removed Target_powerpc::may_need_copy_reloc.
5384 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5385 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5386 instead of the removed Target_sparc::may_need_copy_reloc.
5387 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5388 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5389 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5390 instead of the removed Target_x86_64::may_need_copy_reloc.
5392 2009-09-30 Ian Lance Taylor <iant@google.com>
5394 * object.h (class Object): Remove target_ field, and target,
5395 sized_target, and set_target methods.
5396 (Object::sized_target): Remove.
5397 (class Sized_relobj): Update declarations. Remove sized_target.
5398 * object.cc (Sized_relobj::setup): Remove target parameter.
5400 (Input_objects::add_object): Don't do anything with the target.
5401 (make_elf_sized_object): Add punconfigured parameter. Change all
5402 callers. Set or test parameter target.
5403 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5405 * parameters.cc (Parameters::set_target): Change parameter type to
5407 (Parameters::default_target): Remove.
5408 (set_parameters_target): Change parameter type to be non-const.
5409 (parameters_force_valid_target): New function.
5410 (parameters_clear_target): New function.
5411 * parameters.h (class Parameters): Update declarations. Remove
5412 default_target method. Add sized_target and clear_target
5413 methods. Change target_ to be non-const.
5414 (set_parameters_target): Update declaration.
5415 (parameters_force_valid_target): Declare.
5416 (parameters_clear_target): Declare.
5417 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5418 as NULL if we aren't searching.
5419 (Add_symbols::run): Don't check for compatible target.
5420 * fileread.cc (Input_file::open_binary): Call
5421 parameters_force_valid_target.
5422 * gold.cc (queue_middle_tasks): Likewise.
5423 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5424 set_target on object.
5425 * dynobj.h (class Sized_dynobj): Update declarations.
5426 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5427 make_elf_object returns NULL.
5428 (Archive::include_member): Don't check whether object target is
5430 * output.cc (Output_section::add_input_section): Get target from
5432 (Output_section::relax_input_section): Likewise.
5433 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5435 (Sized_relobj::do_scan_relocs): Likewise.
5436 (Sized_relobj::relocate_sections): Likewise.
5437 * resolve.cc (Symbol_table::resolve): Likewise.
5438 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5439 parameter. Change all callers.
5440 (Symbol_table::add_from_object): Get target from parameters.
5441 (Symbol_table::add_from_relobj): Don't check object target.
5442 (Symbol_table::add_from_dynobj): Likewise.
5443 (Symbol_table::define_special_symbol): Get target from
5445 * symtab.h (class Symbol_table): Update declaration.
5446 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5447 parameter. Change all callers. Clear parameter target.
5448 (Binary_test): Test target here.
5449 * testsuite/object_unittest.cc (gold_testsuite): Remove
5450 target_test_pointer parameter. Change all callers.
5451 (Object_test): Test target here.
5453 2009-09-26 Ian Lance Taylor <iant@google.com>
5455 * testsuite/initpri1.c: Don't try to use constructor priorities if
5456 compiling with gcc before 4.3.
5458 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5460 * testsuite/retain_symbols_file_test.sh (check_present): Change
5461 output file name to retain_symbols_file_test.stdout.
5462 (check_absent): Likewise.
5464 2009-09-18 Craig Silverstein <csilvers@google.com>
5466 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5467 * options.cc: Include <cerrno> and <fstream>.
5468 (General_options::finalize): Parse -retain-symbols-file tag.
5469 * options.h: New flag.
5470 (General_options): New method should_retain_symbol, new
5471 variable symbols_to_retain.
5472 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5473 should_retain_symbol map.
5474 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5475 * testsuite/Makefile.in: Regenerate.
5476 * testsuite/retain_symbols_file_test.sh: New file.
5478 2009-09-18 Nick Clifton <nickc@redhat.com>
5480 * po/es.po: Updated Spanish translation.
5482 2009-09-17 Doug Kwan <dougkwan@google.com>
5484 * debug.h (DEBUG_RELAXATION): New constant.
5485 (DEBUG_ALL): Add DEBUG_RELAXATION.
5486 (debug_string_to_enum): Add relaxation debug option.
5488 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5489 Layout::Relaxation_debug_check::read_sections,
5490 Layout::Relaxation_debug_check::read_sections): New method definitions.
5491 (Layout::Layout): Initialize data members
5492 record_output_section_data_from_scrips_,
5493 script_output_section_data_list_ and relaxation_debug_check_.
5494 (Layout::save_segments, Layout::restore_segments,
5495 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5496 Layout::relaxation_loop_body): New method definitions.
5497 (Layout::finalize): Support relaxation. Move section layout code to
5498 Layout::relaxation_loop_body.
5499 (Layout::set_asection_address_from_script): Move code for orphan
5500 section placement out.
5501 (Layout::place_orphan_sections_in_script): New method definition.
5502 * layout.h (Output_segment_headers, Output_file_header):
5503 New forward class declarations.
5504 (Layout::~Layout): Define.
5505 (Layout::new_output_section_data_from_script): New method definition.
5506 (Layout::place_orphan_sections_in_script): New method declaration.
5507 (Layout::Segment_states): New type declaration.
5508 (Layout::save_segments, Layout::restore_segments,
5509 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5510 Layout::relaxation_loop_body): New method declarations.
5511 (Layout::Output_section_data_list): New type declaration.
5512 (Layout::Relaxation_debug_check): New class definition.
5513 (Layout::record_output_section_data_from_script_,
5514 Layout::script_output_section_data_list_, Layout::segment_states_,
5515 Layout::relaxation_debug_check_): New data members.
5516 * output.cc: (Output_section_headers::do_size): New method definition.
5517 (Output_section_headers::Output_section_headers): Move size
5518 computation to Output_section_headers::do_size.
5519 (Output_segment_headers::do_size): New method definition.
5520 (Output_file_header::Output_file_header): Move size computation to
5521 Output_file_header::do_size and call it.
5522 (Output_file_header::do_size): New method definition.
5523 (Output_data_group::Output_data_group): Adjust call to
5524 Output_section_data.
5525 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5526 (Output_symtab_xindex::do_write): Add array bound check.
5527 (Output_section::Input_section::print_to_mapfile): Handle
5528 RELAXED_INPUT_SECTION_CODE.
5529 (Output_section::Output_section): Initialize data member checkpoint_.
5530 (Output_section::~Output_section): Delete checkpoint object pointed
5532 (Output_section::add_input_section): Always add an Input_section if
5534 (Output_section::add_merge_input_section): Add assert.
5535 (Output_section::relax_input_section): New method definition.
5536 (Output_section::set_final_data_size): Set load address to zero for
5537 an unallocated section.
5538 (Output_section::do_address_and_file_offset_have_reset_values):
5539 New method definition.
5540 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5541 Handle relaxed input section.
5542 (Output_section::sort_attached_input_sections): Checkpoint input
5543 section list lazily.
5544 (Output_section::get_input_sections): Change type of input_sections to
5545 list of Simple_input_section pointers. Checkpoint input section list
5546 lazily. Also handle relaxed input sections.
5547 (Output_section::add_input_section_for_script): Take a reference to
5548 a Simple_input_section object instead of Relobj pointer and section
5549 index as parameter. Handle relaxed input sections.
5550 (Output_section::save_states, Output_section::restore_states): New
5552 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5553 (Output_data::is_data_size_fixed): New method definition.
5554 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5556 (Output_data::address_and_file_offset_have_reset_values): New method
5558 (Output_data::do_address_and_file_offset_have_reset_values): New method
5560 (Output_data::set_data_size): Check that data size is not fixed.
5561 (Output_data::fix_data_size): New method definition.
5562 (Output_data::is_data_size_fixed_): New data member.
5563 (Output_section_headers::set_final_data_size): New method definition.
5564 (Output_section_headers::do_size): New method declaration.
5565 (Output_segment_headers::set_final_data_size): New method definition.
5566 (Output_segment_headers::do_size): New method declaration.
5567 (Output_file_header::set_final_data_size)::New method definition.
5568 (Output_file_header::do_size)::New method declaration.
5569 (Output_section_data::Output_section_data): Add new parameter
5570 is_data_size_fixed and use it to fix data size.
5571 (Output_data_const::Output_data_const): Adjust call to base class
5572 constructor and fix data size.
5573 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5574 base class constructor and fix data size.
5575 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5576 base class constructor and fix data size.
5577 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5578 class constructor and fix data size.
5579 (Output_data_group::set_final_data_size): New method definition.
5580 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5581 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5582 class constructor and fix data size.
5583 (Output_relaxed_input_section): New class definition.
5584 (Output_section::Simple_input_section): New class definition.
5585 (Output_section::get_input_sections): Adjust parameter list.
5586 (Output_section::add_input_section_for_script): Same.
5587 (Output_section::save_states, Output_section::restore_states,
5588 Output_section::do_address_and_file_offset_have_reset_values,
5589 (Output_section::Input_section::Input_section): Handle
5590 RELAXED_INPUT_SECTION_CODE. Add new overload for
5591 Output_relaxed_input_section.
5592 (Output_section::Input_section::is_input_section,
5593 Output_section::Input_section::set_output_section): Handle relaxed
5595 (Output_section::Input_section::is_relaxed_input_section,
5596 Output_section::Input_section::output_section_data,
5597 Output_section::Input_section::relaxed_input_section): New method
5599 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5601 (Output_section::Input_section::u1_): Update comments.
5602 (Output_section::Input_section::u2_): Add new union member poris.
5603 (Output_section::Checkpoint_output_section): New classs definition.
5604 (Output_section::relax_input_section): New method declaration.
5605 (Output_section::checkpoint_): New data member.
5606 (Output_segment): Update comments.
5607 (Output_segment::Output_segment): Un-privatize copy constructor.
5608 (Output_segment::operator=): Un-privatize.
5609 * script-sections.cc (Output_section_element::Input_section_list):
5610 Change element type to Output_section::Simple_input_section.
5611 (Output_section_element_dot_assignment::set_section_addresses):
5612 Register output section data for relaxation clean up.
5613 (Output_data_exression::Output_data_expression): Adjust call to base
5614 constructor to fix data size.
5615 (Output_section_element_data::set_section_addresses): Register
5616 Output_data_expression object for relaxation clean up.
5617 (struct Input_section_info): Replace Relobj pointer and section index
5618 pair with Output_section::Simple_input_section and Convert struct to a
5620 (Input_section_sorter::operator()): Adjust access to
5621 Input_section_info data member to use accessors.
5622 (Output_section_element_input::set_section_addresses): Use layout
5623 parameter. Adjust code to use Output_section::Simple_input_section
5624 and Input_secction_info classes. Register filler for relaxation
5626 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5627 and section index pair with Output_section::Simple_input_section
5628 class. Adjust code accordingly.
5629 (Phdrs_element::release_segment): New method definition.
5630 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5632 (Script_sections::release_segments): New method definition.
5633 * gold/script-sections.h (Script_sections::release_segments): New
5635 * gold/target.h (Target::may_relax, Target::relax,
5636 Target::do_may_relax, Target::do_relax): New method definitions.
5638 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5640 * arm.cc (has_signed_unsigned_overflow): New function.
5641 (Arm_relocate_functions::abs8): New function.
5642 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5643 (Target_arm::Scan::global): Likewise.
5644 (Target_arm::relocate::relocate): Likewise.
5645 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5648 2009-09-16 Cary Coutant <ccoutant@google.com>
5650 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5651 * testsuite/Makefile.in: Regenerate.
5653 2009-09-11 Nick Clifton <nickc@redhat.com>
5655 * po/gold.pot: Updated by the Translation project.
5657 2009-09-08 Cary Coutant <ccoutant@google.com>
5659 * output.cc (Output_file::open): Add execute permission to empty file.
5660 * testsuite/Makefile.am (permission_test): New test.
5661 * testsuite/Makefile.in: Regenerate.
5663 2009-09-02 Ian Lance Taylor <iant@google.com>
5665 * output.cc (Output_file::resize): Call map_no_anonymous rather
5668 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5670 * gold.cc: Include "incremental.h".
5671 (queue_initial_tasks): Call Incremental_checker methods.
5672 * incremental.cc: Include "output.h".
5673 (Incremental_checker::can_incrementally_link_output_file): New
5675 * incremental.h (Incremental_checker): New class.
5677 * output.cc (Output_file::open_for_modification): New method.
5678 (Output_file::map_anonymous): Changed return type to bool. Record
5680 (Output_file::map_no_anonymous): New method, broken out of map.
5681 (Output_file::map): Use map_no_anonymous and map_anonymous.
5682 * output.h (class Output_file): Update declarations.
5684 2009-08-24 Cary Coutant <ccoutant@google.com>
5686 * options.h (Command_line::Pre_options): New class.
5687 (Command_line::pre_options): New member.
5688 * options.cc (gold::options::ready_to_register): New variable.
5689 (One_option::register_option): Do nothing if not registering options.
5690 Assert if same short option registered twice.
5691 (General_options::General_options): Turn off option registration when
5693 (Command_line::Pre_options::Pre_options): New constructor.
5695 2009-08-24 Cary Coutant <ccoutant@google.com>
5697 * options.h (General_options::no_keep_memory): Remove incorrect
5700 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5702 * Makefile.am (am__skiplex, am__skipyacc): New.
5703 * Makefile.in: Regenerate.
5705 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5707 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5708 (INCLUDES): ... this.
5709 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5710 (AM_CPPFLAGS): Renamed from ...
5711 (INCLUDE): ... this.
5712 * Makefile.in, testsuite/Makefile.in: Regenerate.
5714 * Makefile.in: Regenerate.
5715 * aclocal.m4: Likewise.
5716 * config.in: Likewise.
5717 * configure: Likewise.
5718 * testsuite/Makefile.in: Likewise.
5720 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5721 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5722 * Makefile.in: Regenerate.
5723 * testsuite/Makefile.in: Regenerate.
5725 2009-08-19 Cary Coutant <ccoutant@google.com>
5727 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5728 symbols in shared libraries overridden by hidden or internal symbols
5729 in the main program.
5731 2009-08-19 Chris Demetriou <cgd@google.com>
5733 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5734 checking source file names in error messages.
5736 2009-08-18 Doug Kwan <dougkwan@google.com>
5738 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5739 an elcpp::Ehdr as parameter. Adjust call to set_target.
5740 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5741 an elfcpp::Ehdr as parameter.
5742 * object.cc (Object::set_target): Remove the version that looks up
5743 a target and sets it.
5744 (Sized_relobj::setup): Take a Target object instead of
5745 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5746 (make_elf_sized_object): Find target and ask target to
5748 * object.h: (Object::set_target): Remove the version that looks up
5749 a target and sets it.
5750 (Sized_relobj::setup): Take a Target object instead of
5751 an elfcpp:Ehdr as parameter.
5752 * target.cc: Include dynobj.h.
5753 (Target::do_make_elf_object_implementation): New.
5754 (Target::do_make_elf_object): New.
5755 * target.h (Target::make_elf_object): New template declaration.
5756 (Target::do_make_elf_object): New method declarations.
5757 (Target::do_make_elf_object_implementation): New template declaration.
5759 2009-08-14 Ian Lance Taylor <iant@google.com>
5761 * gold.h (FUNCTION_NAME): Define.
5762 (gold_unreachable): Use FUNCTION_NAME.
5764 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5766 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5767 symbol in the --keep-unique list is not found.
5769 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5771 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5772 been maked as --keep-unique.
5773 (Icf::unfold_section): New function.
5774 * icf.h (Icf::unfold_section): New function.
5775 * options.h (General_options::keep_unique): New option.
5776 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5777 * testsuite/Makefile.in: Regenerate.
5778 * testsuite/icf_keep_unique_test.sh: New file.
5779 * testsuite/icf_keep_unique_test.cc: New file.
5781 2009-08-12 Cary Coutant <ccoutant@google.com>
5784 * resolve.cc (Symbol_table::resolve): Check for references from
5785 dynamic objects to hidden and internal symbols.
5786 * testsuite/Makefile.am (hidden_test.sh): New test.
5787 * testsuite/Makefile.in: Regenerate.
5788 * testsuite/hidden_test.sh: New script.
5789 * testsuite/hidden_test_1.c: New test source.
5790 * testsuite/hidden_test_main.c: New test source.
5792 2009-08-11 Doug Kwan <dougkwan@google.com>
5794 * arm.cc: Update comments.
5795 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5796 segment to locate the .ARM.exidx section if present.
5798 2009-08-09 Doug Kwan <dougkwan@google.com>
5800 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5803 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5804 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5807 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5809 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5810 valid tls_segment only for non-debug-section relocations.
5811 * testsuite/Makefile.am: Add gc_tls_test.
5812 * testsuite/Makefile.in: Regenerate.
5813 * testsuite/gc_tls_test.cc: New file.
5814 * testsuite/gc_tls_test.sh: New file.
5816 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5820 * Makefile.am (CCFILES): Add icf.cc.
5822 * Makefile.in: Regenerate.
5823 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5824 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5825 section, symbol and addend information for the relocs.
5826 * gold.cc (queue_middle_tasks): Call identical code folding.
5827 * gold.h: Add defines for multimap.
5828 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5829 to the call of finalize_local_symbols.
5830 * main.cc (main): Create object of class Icf.
5831 * object.cc (Sized_relobj::do_layout): Allow this function to be
5832 called twice during icf.
5833 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5834 to sections marked as identical by icf.
5835 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5837 (Sized_relobj::do_section_entsize): New function.
5838 * object.h (Object::section_entsize): New function.
5839 (Object::do_section_entsize): New pure virtual function.
5840 (Relobj::finalize_local_symbols): Add new parameter.
5841 (Relobj::do_section_entsize): New function.
5842 * options.h (General_options::icf): New option.
5843 (General_options::icf_iterations): New option.
5844 (General_options::print_icf_sections): New option.
5845 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5846 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5847 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5849 * symtab.cc (Symbol_table::is_section_folded): New function.
5850 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5851 to sections marked as identical by icf.
5852 * symtab.h (Symbol_table::set_icf): New function.
5853 (Symbol_table::icf): New function.
5854 (Symbol_table::is_section_folded): New function.
5855 (Symbol_table::icf_): New data member.
5856 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5857 * testsuite/Makefile.am: Add commands to build icf_test.
5858 * testsuite/Makefile.in: Regenerate.
5859 * testsuite/icf_test.sh: New file.
5860 * testsuite/icf_test.cc: New file.
5862 2009-07-24 Chris Demetriou <cgd@google.com>
5864 * layout.cc (is_compressible_debug_section): Fix incorrect
5865 comment about compressed section names.
5867 2009-07-20 Ian Lance Taylor <ian@airs.com>
5870 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5872 2009-07-16 Ian Lance Taylor <iant@google.com>
5875 * layout.h: #include <map>.
5876 (class Kept_section): Change from struct to class. Add accessors
5877 and setters. Add section size to Comdat_group mapping. Change
5878 Comdat_group to std::map. Add is_comdat_ field. Add
5879 linkonce_size field in union.
5880 (class Layout): Update declaration of find_or_add_kept_section.
5881 Don't declare find_kept_object.
5882 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5883 parameter. Add object, shndx, is_comdat, and is_group_name
5884 parameters. Change all callers. Adjust for new Kept_section.
5885 (Layout::find_kept_object): Remove.
5886 * object.cc (Sized_relobj::include_section_group): Update use of
5887 Kept_section. Rename secnum to shndx. Only record
5888 Kept_comdat_section if sections are the same size.
5889 (Sized_relobj::include_linkonce_section): Update use of
5890 Kept_section. Only record Kept_comdat_section if sections are the
5891 same size. Set size of linkonce section.
5892 (Sized_relobj::map_to_kept_section): Update call to
5893 get_kept_comdat_section.
5894 * object.h (class Sized_relobj): Rename fields in
5895 Kept_comdat_section to drop trailing underscores; change object
5896 field to Relobj*. Change Kept_comdat_section_table to store
5897 struct rather than pointer.
5898 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5899 Add kept_object and kept_shndx parameters. Change all callers.
5900 (Sized_relobj::get_kept_comdat_section): Change return type to
5901 bool. Add kept_object and kept_shndx parameters. Change all
5903 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5904 Layout::find_or_add_kept_section.
5906 2009-07-09 Ian Lance Taylor <iant@google.com>
5908 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5909 Reserve space in the hash table.
5911 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5913 * fileread.cc (File_read::get_mtime): New method.
5914 * fileread.h (Timespec): New structure.
5915 (File_read::get_mtime): New method.
5916 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5917 Renamed from timestamp_nsec.
5918 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5920 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5922 (Incremental_inputs::report_archive): Save mtime; style fix.
5923 (Incremental_inputs::report_obejct): Save mtime; style fix.
5924 (Incremental_inputs::report_script): Save mtime; style fix.
5925 (Incremental_inputs::finalize_inputs): Style fix.
5926 (Incremental_inputs::finalize): Style fix.
5927 (Incremental_inputs::create_input_section_data): Store inputs
5929 * incremental.h (Incremental_inputs::report_script): Add mtime
5931 (Incremental_inputs::Input_info::Input_info): Intialize only one
5933 (Incremental_inputs::Input_info::archive): Move to nameless
5935 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5936 (Incremental_inputs::Input_info::script): Move to nameless union.
5937 (Incremental_inputs::mtime): New field.
5938 * script.cc (read_input_script): Pass file mtime to
5940 * script.h (Script_info::inputs): Style fix.
5942 2009-07-01 Ian Lance Taylor <ian@airs.com>
5944 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5947 2009-06-24 Ian Lance Taylor <iant@google.com>
5950 * layout.cc (Layout::choose_output_section): If we find an
5951 existing section, update the flags.
5952 (Layout::create_notes): New function, broken out of
5954 (Layout::finalize): Don't create note sections.
5955 (Layout::create_note): Don't crash if linker script discards
5957 (Layout::create_gold_note): Likewise.
5958 (Layout::create_build_id): Likewise. Don't set
5959 after_input_sections on the section.
5960 (Layout::create_executable_stack_info): Remove target parameter.
5962 * layout.h (class Layout): Declare create_notes. Update
5963 declaration of create_executable_stack_info.
5964 * gold.cc (queue_middle_tasks): Call create_notes.
5965 * output.cc (Output_section::update_flags_for_input_section): Move
5966 here from output.h. If SHF_ALLOC flag is newly set, mark address
5968 * output.h (Output_data::mark_address_invalid): New function.
5969 (class Output_section): Only declare, not define,
5970 update_flags_for_input_section. Remove set_flags.
5972 2009-06-24 Ian Lance Taylor <iant@google.com>
5974 * script-sections.cc (Output_section_definition::
5975 set_section_addresses): Rename shadowing local load_address to
5978 2009-06-24 Ian Lance Taylor <iant@google.com>
5981 * reloc.cc (relocate_sections): Skip empty relocation sections.
5983 2009-06-23 Ian Lance Taylor <iant@google.com>
5986 * layout.cc (Layout::create_note): Use choose_output_section
5987 rather than make_output_section.
5989 2009-06-23 Ian Lance Taylor <iant@google.com>
5992 * options.cc (General_options::parse_V): Set printed_version_.
5993 (General_options::General_options): Initialize printed_version_.
5994 * options.h (class General_options): Add printed_version_ field.
5995 * gold.cc (queue_initial_tasks): If there are no input files,
5996 don't give a fatal error if we printed the version information.
5997 (queue_middle_tasks): If using -r with a shared object, give a
5998 fatal error rather than an ordinary error.
6000 2009-06-23 Ian Lance Taylor <iant@google.com>
6003 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
6004 (Layout::make_output_section): Set have_stabstr_section_ if we see
6005 a .stab*str section.
6006 (Layout::finalize): Call link_stabs_sections.
6007 (Layout::link_stabs_sections): New file.
6008 * layout.h (class Layout): Add have_stabstr_section_ field.
6009 Declare link_stabs_sections.
6011 2009-06-23 Doug Kwan <dougkwan@google.com>
6013 * Makefile.am (libgold_a_LIBADD): New.
6014 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
6015 * Makefile.in: Regenerate.
6016 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
6017 * configure: Regenerate.
6018 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
6019 * fileread.cc: Include sys/state.h
6020 * gold.h: Declare memmem and strndup if found missing.
6021 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
6023 2009-06-23 Ian Lance Taylor <iant@google.com>
6025 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
6026 * configure: Rebuild.
6028 2009-06-23 Ian Lance Taylor <iant@google.com>
6031 * object.cc (Object::section_contents): Don't try to get a view if
6032 the section has length zero.
6033 (Object::handle_gnu_warning_section): If the section is empty, use
6034 the name of the section as the warning.
6036 2009-06-23 Ian Lance Taylor <iant@google.com>
6039 * stringpool.h (class Stringpool_template): Add optimize_ field.
6040 (Stringpool_template::set_optimize): New function.
6041 * stringpool.cc (Stringpool_template::Stringpool_template):
6042 Initialize optimize_ field.
6043 (Stringpool_template::set_string_offsets): Test local optimize
6044 fild rather than parameter.
6045 * layout.cc (Layout::Layout): Call set_optimize on the section
6048 2009-06-22 Ian Lance Taylor <iant@google.com>
6051 * yyscript.y: Parse TARGET.
6052 * script.cc (script_set_target): New function.
6053 * script-c.h (script_set_target): Declare.
6054 * options.cc (General_options::string_to_object_format): Rename
6055 from string_to_object_format in anonymous namespace. Change
6057 * options.h (class General_options): Declare
6058 string_to_object_format.
6060 2009-06-22 Ian Lance Taylor <iant@google.com>
6062 * script-sections.cc (Script_sections::create_segments): Don't put
6063 program headers in a PT_LOAD segment if -n or -N.
6065 2009-06-22 Ian Lance Taylor <iant@google.com>
6068 * options.h (class General_options): Add -z lazy and -z now. Sort
6069 -z options into alphabetical order.
6070 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6072 2009-06-21 Ian Lance Taylor <iant@google.com>
6074 * layout.cc (Layout::make_output_section): Call
6075 Target::new_output_section.
6076 (Layout::attach_allocated_section_to_segment): Put large section
6077 sections in a separate load segment with the large segment flag
6079 (Layout::segment_precedes): Sort large data segments after other
6081 (align_file_offset): New static function.
6082 (Layout::set_segment_offsets): Use align_file_offset.
6083 * output.h (class Output_section): Add is_small_section_ and
6084 is_large_section_ fields.
6085 (Output_section::is_small_section): New function.
6086 (Output_section::set_is_small_section): New function.
6087 (Output_section::is_large_section): New function.
6088 (Output_section::set_is_large_section): New function.
6089 (Output_section::is_large_data_section): New function.
6090 (class Output_segment): Add is_large_data_segment_ field.
6091 (Output_segment::is_large_data_segment): New function.
6092 (Output_segment::set_is_large_data_segment): New function.
6093 * output.cc (Output_section::Output_section): Initialize new
6095 (Output_segment::Output_segment): Likewise.
6096 (Output_segment::add_output_section): Add assertion that large
6097 data sections always go in large data segments. Force small data
6098 sections to the end of the list of data sections. Force small BSS
6099 sections to the start of the list of BSS sections. For large BSS
6100 sections to the end of the list of BSS sections.
6101 * symtab.h (class Symbol): Declare is_common_shndx.
6102 (Symbol::is_defined): Check Symbol::is_common_shndx.
6103 (Symbol::is_common): Likewise.
6104 (class Symbol_table): Define enum Commons_section_type. Update
6105 declarations. Add small_commons_ and large_commons_ fields.
6106 * symtab.cc (Symbol::is_common_shndx): New function.
6107 (Symbol_table::Symbol_table): Initialize new fields.
6108 (Symbol_table::add_from_object): Put small and large common
6109 symbols in the right list.
6110 (Symbol_table::sized_finalized_symbol): Check
6111 Symbol::is_common_shndx.
6112 (Symbol_table::sized_write_globals): Likewise.
6113 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6114 common symbol lists. Don't call do_allocate_commons_list if the
6116 (Symbol_table::do_allocate_commons_list): Remove is_tls
6117 parameter. Add comons_section_type parameter. Change all
6118 callers. Handle small and large common symbols.
6119 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6120 Symbol::is_common_shndx.
6121 * resolve.cc (symbol_to_bits): Likewise.
6122 * target.h (Target::small_common_shndx): New function.
6123 (Target::small_common_section_flags): New function.
6124 (Target::large_common_shndx): New function.
6125 (Target::large_common_section_flags): New function.
6126 (Target::new_output_section): New function.
6127 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6128 small_common_section_flags, and large_common_section_flags
6130 (Target::do_new_output_section): New virtual function.
6131 * arm.cc (Target_arm::arm_info): Initialize new fields.
6132 * i386.cc (Target_i386::i386_info): Likewise.
6133 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6135 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6136 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6137 (Target_x86_64::do_new_output_section): New function.
6138 * configure.ac: Define conditional MCMODEL_MEDIUM.
6139 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6140 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6141 (large_LDFLAGS): Define.
6142 * testsuite/large.c: New file.
6143 * testsuite/testfile.cc (Target_test::test_target_info):
6144 Initialize new fields.
6145 * configure, testsuite/Makefile.in: Rebuild.
6147 2009-06-05 Doug Kwan <dougkwan@google.com>
6149 * Makefile.am (CCFILES): Add target.cc.
6150 * Makefile.in: Regenerate.
6151 * i386.cc (class Target_i386): Define new virtual method to
6152 override do_is_local_label_name in parent.
6153 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6154 local symbols if --discard-locals or -X is given.
6155 * options.h (class General_options): Declare new options
6156 '--discard-locals' and '-X' for discarding locals.
6157 * target.h (class Target): Define new methods is_local_label_name.
6158 Declare new virtual method do_is_local_label_name.
6159 * target.cc: New file.
6160 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6161 (check_SCRIPTS): Add discard_locals_test.sh.
6162 (check_DATA): Add discard_local_tests.syms.
6163 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6164 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6165 * testsuite/Makefile.in: Regenerate.
6166 * testsuite/discard_locals_test.c: New file.
6167 * testsuite/discard_locals_test.sh: Same.
6169 2009-06-05 Doug Kwan <dougkwan@google.com>
6171 * object.cc (Sized_relobj::Sized_relobj): Initialize
6172 discarded_eh_frame_shndx_ to -1U.
6173 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6175 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6176 a discarded .eh_frame section.
6177 (Sized_relobj::do_finalize_local_symbols): Ditto.
6178 * object.h (class Sized_relobj): Declare new member
6179 discarded_eh_frame_shndx_.
6180 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6181 (local_labels_test.o, local_labels_test): New rules.
6182 * testsuite/Makefile.in: Regenerate.
6184 2009-06-04 Doug Kwan <dougkwan@google.com>
6186 * layout.cc (Layout::section_name_mapping): Add mapping for
6187 special ARM sections.
6189 2009-06-03 Doug Kwan <dougkwan@google.com>
6191 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6192 (utils::has_overflow): Same.
6194 2009-06-03 Ian Lance Taylor <iant@google.com>
6196 * layout.cc (Layout::section_name_mapping): New array, replacing
6197 Layout::linkonce_mapping.
6198 (Layout::section_name_mapping_count): New variable, replacing
6199 Layout::linkonce_mapping_count.
6200 (Layout::linkonce_output_name): Remove.
6201 (Layout::output_section_name): Rewrite.
6202 * layout.h (class Layout): Rename Linkonce_mapping to
6203 Section_name_mapping, linkonce_mapping to section_name_mapping,
6204 linkonce_mapping_count to section_name_mapping_count. Don't
6205 declare linkonce_output_name.
6207 2009-06-03 Doug Kwan <dougkwan@google.com>
6209 * gold/arm.cc (namespace utils): New.
6210 (Target_arm::reloc_is_non_pic): Define new method.
6211 (class Arm_relocate_functions): New.
6212 (Target_arm::Relocate::relocate): Handle relocation types used by
6215 2009-06-03 Ian Lance Taylor <iant@google.com>
6217 * arm.cc (Target_arm::scan::global): Use || instead of |.
6219 2009-06-02 Doug Kwan <dougkwan@google.com>
6221 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6222 issued_non_pic_error_.
6223 (class Target_arm::Scan): Declare new method check_non_pic.
6224 Define new method symbol_needs_plt_entry.
6225 Declare new data member issued_non_pic_error_.
6226 (class Target_arm::Relocate): Declare new method
6227 should_apply_static_reloc.
6228 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6229 (Target_arm::Scan::check_non_pic): Define new method.
6230 (Target_arm::Scan::local): Handle a small subset of reloc types used
6232 (Target_arm::Scan::local): Same.
6233 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6235 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6237 * incremental.cc (Incremental_inputs::report_command_line): Filter
6238 out --incremental-* options.
6240 2009-05-29 Doug Kwan <dougkwan@google.com>
6242 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6244 (class Target_arm): Update comment.
6245 (Target_arm::Target_arm): Initialize new data members GOT_,
6246 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6247 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6248 and Target_arm::rel_dyn_section.
6249 Declare new_enum Target_arm::Got_type.
6250 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6252 Update commments for member do_dynsym_value.
6253 (Target_arm::got_size, Target_arm::plt_section,
6254 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6255 new methods inside class defintion.
6256 (Target_arm::got_section): Define new method.
6257 (Target_arm::rel_dyn_section): Same.
6258 (Output_data_plt_arm): New template class.
6259 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6260 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6261 (Output_data_plt_arm::add_entry): Same.
6262 (Output_data_plt_arm::first_plt_entry): Define new
6263 static data member for PLT instruction template.
6264 (Output_data_plt_arm::plt_entry): Same.
6265 (Output_data_plt_arm::do_write): Define new method.
6266 (Target_arm::make_plt_entry): Same.
6267 (Target_arm::do_finalize_sections): Same.
6268 (Target_arm::do_dynsym_value): Same.
6270 2009-05-28 Doug Kwan <dougkwan@google.com>
6272 * Makefile.am (TARGETSOURCES): Add arm.cc.
6273 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6274 * Makefile.in: Regenerate.
6276 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6278 2009-05-26 Doug Kwan <dougkwan@google.com>
6280 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6281 (General_options::check_excluded_libs): Strip off directories in
6282 archive name before matching like GNU ld does.
6283 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6284 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6285 (exclude_libs_test_LDFLAGS): Add linker option
6286 -Wl,--exclude-libs,libexclude_libs_test_3
6287 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6288 an explicit archive without using -l.
6289 (alt/libexclude_libs_test_3.a): New make rule.
6290 * testsuite/Makefile.in: Regenerate.
6291 * testsuite/exclude_libs_test.c : Declare lib3_default().
6293 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6294 * exclude_libs_test_3.c: New file.
6296 2009-05-26 Nick Clifton <nickc@redhat.com>
6298 * po/id.po: New Indonesian translation.
6299 * po/gold.pot: Updated template file.
6301 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6303 * testsuite/Makefile.am: Add -ffunction-sections to compile
6304 gc_comdat_test files. Add -Wl,--gc-sections to build
6306 * testsuite/Makefile.in: Regenerate.
6307 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6309 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6311 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6312 kept comdat section was garbage collected.
6313 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6314 * testsuite/Makefile.in: Regenerate.
6315 * testsuite/gc_comdat_test.sh: New file.
6316 * testsuite/gc_comdat_test_1.cc: New file.
6317 * testsuite/gc_comdat_test_2.cc: New file.
6319 2009-05-19 Doug Kwan <dougkwan@google.com>
6321 * archive.cc (Archive::Archive): Move constructor from archive.h
6322 to here. Initialize no_export_.
6323 (Archive::get_elf_object_for_member): Set no_export flag of object.
6324 * archive.h (Archive::Archive): Move constructor body to
6326 (Archive::no_export): New method.
6327 (Archive::no_export_): New field.
6328 * object.h (Object::Object): Initialize no_export_ to false.
6329 (Object::no_export, Object::set_no_export): New methods.
6330 (Object::no_export_): New field.
6331 * options.cc (General_options::parse_exclude_libs): New method.
6332 (General_options::check_excluded_libs) Same.
6333 * options.h (exclude_libs): New option.
6334 (General_options::check_excluded_libs): New method declaration.
6335 (General_options::excluded_libs_): New field.
6336 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6337 default or protected visibility if an object has no-export flag set.
6338 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6339 (check_SCRIPTS): Add exclude_libs_test.sh.
6340 (check_DATA): Add exclude_libs_test.syms.
6341 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6342 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6343 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6344 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6345 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6346 libexclude_libs_test_2.a): New rules.
6347 * testsuite/Makefile.in: Regenerate.
6348 * testsuite/exclude_libs_test.c: New file.
6349 * testsuite/exclude_libs_test.sh: Ditto.
6350 * testsuite/exclude_libs_test_1.c: Ditto.
6351 * testsuite/exclude_libs_test_2.c: Ditto.
6353 2009-05-15 Ian Lance Taylor <iant@google.com>
6355 * configure.ac: Check for declarations for cases where libiberty.h
6356 checks HAVE_DECL_xxx.
6357 * configure, config.in: Rebuild.
6359 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6361 * gold.h (Incremental_argument_list): Remove (invalid) forward
6363 * incremental.cc (Incremental_inputs::report_achive): New method.
6364 (Incremental_inputs::report_object): New method.
6365 (Incremental_inputs::report_script): New method.
6366 (Incremental_inputs::finalize_inputs): New method.
6367 (Incremental_inputs::finalize): Call finalize_inputs().
6368 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6369 Create inputs entries.
6370 * incremental.h (Incremental_input_type): New enum.
6371 (Incremental_inputs::Incremental_input): Initialize new fields.
6372 (Incremental_inputs::report_inputs): New method.
6373 (Incremental_inputs::report_achive): New method.
6374 (Incremental_inputs::report_object): New method.
6375 (Incremental_inputs::report_script): New method.
6376 (Incremental_inputs::finalize_inputs): New method.
6377 (Incremental_inputs::Input_info): New struct.
6378 (Incremental_inputs::Input_info_map): New typedef.
6379 (Incremental_inputs::lock_): New field.
6380 (Incremental_inputs::Inputs_): New field.
6381 (Incremental_inputs::Inputs_map): New field.
6382 * main.cc (main): Call Incremental_input::report_inputs.
6383 * options.h (Input_argument_list): Typedef moved from
6385 (Input_file_group::Files): Remove, use ::Input_argument_list.
6386 (Input_file_group::Input_argument_list): Remove, use
6387 ::Input_argument_list.
6388 * plugin.cc (Plugin_manager::add_input_file): Add error in
6390 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6392 * script.cc (read_input_script): Call
6393 Incremental_input::report_script.
6394 * script.h (Script_info): New class.
6396 2009-04-27 Ian Lance Taylor <iant@google.com>
6398 * x86_64.cc (do_adjust_output_section): Set entsize to
6401 2009-04-23 Elliott Hughes <enh@google.com>
6403 * output.cc (Output_file::close): After short writes, continue
6404 writing from the correct offset in the buffer being written.
6406 2009-04-23 Chris Demetriou <cgd@google.com>
6408 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6409 * configure: Regenerate.
6410 * config.in: Regenerate.
6411 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6412 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6414 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6416 * incremental.cc (Incremental_inputs_header_data): Renamed from
6417 Incremental_input_header_data.
6418 (Incremental_inputs_header_data::data_size): New field.
6419 (Incremental_inputs_header_data::put_input_file_count): Renamed
6420 from input_file_count.
6421 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6422 from command_line_offset.
6423 (Incremental_inputs_header_data::put_reserved): Renamed from
6425 (Incremental_inputs_entry_data): Renamed from
6426 Incremental_input_entry_data.
6427 (Incremental_inputs_entry_data::data_size): New field.
6428 (Incremental_inputs::report_command_line): New method.
6429 (Incremental_inputs::finalize): New method.
6430 (Incremental_inputs::create_incremental_inputs_data): New method.
6431 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6432 * incremental.h: New file.
6433 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6434 (Layout::finalize): Create incremental inputs section in
6436 (Layout::create_incremental_info_sections): New method.
6437 * layout.h (Layout::incremental_inputs): New method.
6438 (Layout::create_incremental_info_sections): New method.
6439 (Layout::incremental_inputs_): New field.
6440 * main.cc (main): Notify Incremental_input of the command line.
6442 2009-04-01 Ian Lance Taylor <iant@google.com>
6443 Mikolaj Zalewski <mikolajz@google.com>
6445 * gold.h (reserve_unordered_map): Define, three versions, one for
6446 each version of Unordered_map.
6447 * layout.cc (Layout::Layout): Remove options parameter. Add
6448 number_of_input_files parameter. Don't initialize options_.
6449 Initialize number_of_input_files_ and resized_signatures_. Move
6450 sections_are_attached_.
6451 (Layout::layout_group): Reserve space for group_signatures_.
6452 (Layout::find_or_add_kept_section): Change name parameter to be a
6453 reference. Resize signatures_ map when it gets large enough.
6454 (Layout::layout_eh_frame): Use parameters->options() instead of
6456 (Layout::make_output_section): Likewise.
6457 (Layout::attach_allocated_section_to_segment): Likewise.
6458 (Layout::finalize, Layout::create_executable_stack): Likewise.
6459 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6460 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6461 * layout.h (class Layout): Update declarations. Remove options_
6462 field. Add number_of_input_files_ and resized_signatures_
6463 fields. Move sections_are_attached_ field.
6464 * main.cc (main): Pass number of input files to Layout
6465 constructor. Don't pass options.
6467 2009-03-30 Ian Lance Taylor <iant@google.com>
6469 * ffsll.c (ffsll): Correct implementation.
6471 2009-03-27 Ian Lance Taylor <iant@google.com>
6473 * ffsll.c: New file.
6474 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6475 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6476 * ftruncate.c (ftruncate): Declare before definition.
6477 * mremap.c (mremap): Likewise.
6478 * pread.c (pread): Likewise.
6479 * configure, Makefile.in, config.in: Rebuild.
6481 * mremap.c: New file.
6482 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6483 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6484 (mremap): Declare if HAVE_MREMAP is not defined.
6485 * configure, Makefile.in, config.in: Rebuild.
6487 2009-03-27 Cary Coutant <ccoutant@google.com>
6489 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6490 position independent.
6491 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6492 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6494 2009-03-24 Cary Coutant <ccoutant@google.com>
6496 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6498 (needs_dynamic_reloc): Likewise.
6500 2009-03-24 Ian Lance Taylor <iant@google.com>
6502 * yyscript.y (file_cmd): Recognize EXTERN.
6503 (extern_name_list, extern_name_list_body): New nonterminals.
6504 * script.cc (script_add_extern): Define.
6505 * script-c.h (script_add_extern): Declare.
6507 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6509 * object.cc (is_elf_object): Define.
6510 * object.h (is_elf_object): Declare.
6511 * archive.cc (Archive::get_elf_object_for_member): Call
6513 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6515 2009-03-24 Elliott Hughes <enh@google.com>
6517 * output.cc (Output_file::map_anonymous): Define.
6518 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6519 try an anonymous one. Report the size if the mmap fails.
6520 * output.h (class Output_file): Declare map_anonymous.
6522 2009-03-24 Ian Lance Taylor <iant@google.com>
6524 * target-select.cc (instantiate_target): Don't acquire the lock if
6525 the instantiated_target_ field has already been set.
6527 2009-03-23 Ian Lance Taylor <iant@google.com>
6529 * gold-threads.h (class Initialize_lock): Define.
6530 * gold-threads.cc (class Initialize_lock_once): Define.
6531 (initialize_lock_control): New static variable.
6532 (initialize_lock_pointer): New static variable.
6533 (initialize_lock_once): New static function.
6534 (Initialize_lock::Initialize_lock): Define.
6535 (Initialize_lock::initialize): Define.
6536 * target-select.h: Include "gold-threads.h".
6537 (class Target_selector): Add lock_ and initialize_lock_ fields.
6538 Don't define instantiate_target, just declare it.
6539 * target-select.cc (Target_selector::Target_selector): Initialize
6541 (Target_selector::instantiate_target): Define.
6542 * descriptors.h: Include "gold-threads.h".
6543 (class Descriptors): Add initialize_lock_ field.
6544 * descriptors.cc (Descriptors::Descriptors): Initialize new
6546 (Descriptors::open): Use initialize_lock_ field
6547 * errors.h (class Errors): Add initialize_lock_ field.
6548 * errors.cc (Errors::Errors): Initialize new field.
6549 (Errors::initialize_lock): Use initialize_lock_ field.
6550 * powerpc.cc (class Target_selector_powerpc): Remove
6551 instantiated_target_ field. In do_recognize call
6552 instantiate_target rather than do_instantiate_target. In
6553 do_instantiate_target just allocate a new target.
6554 * sparc.cc (class Target_selector_sparc): Likewise.
6556 * freebsd.h: New file.
6557 * i386.cc: Include "freebsd.h".
6558 (Target_i386): Derive from Target_freebsd rather than
6560 (Target_selector_i386): Derive from Target_selector_freebsd rather
6561 than Target_selector.
6562 * x86_64.cc: Include "freebsd.h".
6563 (Target_x86_64): Derive from Target_freebsd rather than
6565 (Target_selector_x86_64): Derive from Target_selector_freebsd
6566 rather than Target_selector.
6567 * target.h (class Target): Add adjust_elf_header and
6568 do_adjust_elf_header.
6569 * output.cc (Output_file_header:: do_sized_write): Call target
6570 adjust_elf_header routine.
6571 * configure.tgt: Set targ_osabi.
6572 * configure.ac: Define GOLD_DEFAULT_OSABI.
6573 * parameters.cc (Parameters::default_target): Pass
6574 GOLD_DEFAULT_OSABI to select_target.
6575 * target-select.h (class Target_selector): Make instantiate_target
6576 protected rather than private.
6577 * Makefile.am (HFILES): Add freebsd.h.
6578 * configure, Makefile.in, config.in: Rebuild.
6580 * merge.cc (do_add_input_section): Correct pend value. Change
6581 message about last entry not being null terminated from error to
6584 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6586 * incremental.cc: New file.
6587 * Makefile.am (CCFILES): Add incremental.cc.
6588 * Makefile.in: Rebuild.
6590 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6592 * layout.cc (Layout::output_section_name): Preserve names
6593 of '.note.' sections.
6595 2009-03-19 Ian Lance Taylor <iant@google.com>
6597 * descriptors.cc (Descriptors::open): Check that the options are
6598 valid before using them.
6600 2009-03-18 Ian Lance Taylor <iant@google.com>
6602 * script-sections.h: Include <list>.
6603 (class Script_sections): Change Sections_elements from std::vector
6604 to std::list. Typedef public Elements_iterator. Add
6605 orphan_section_placement_, data_segment_align_start_, and
6606 saw_data_segment_align_ fields. Remove data_segment_align_index_
6608 * script-sections.cc (class Orphan_section_placement): New class.
6609 (class Sections_element): Add virtual functions is_relro and
6610 orphan_section_init. Remove virtual function place_orphan_here.
6611 (class Output_section_definition): Add is_relro and
6612 orphan_section_init. Remove place_orphan_here.
6613 (class Orphan_output_section): Likewise.
6614 (Script_sections::Script_sections): Update for field changes.
6615 (Script_sections::data_segment_align): Set saw_data_segment_align_
6616 and data_segment_align_start_, not data_segment_align_index.
6617 (Script_sections::data_segment_relro_end): Check
6618 saw_data_segment_align_. Use data_segment_align_start_ rather
6619 than data_segment_align_index_.
6620 (Script_sections::place_orphan): Rewrite to use
6621 Orphan_section_placement.
6623 2009-03-17 Ian Lance Taylor <iant@google.com>
6625 * archive.cc (Archive::add_symbols): Check for a version attached
6626 to the symbol name in the archive map.
6627 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6628 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6629 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6630 (ver_test_11.a): New target.
6631 * testsuite/Makefile.in: Rebuild.
6633 * configure.ac: Check for chsize and posix_fallocate. Replace
6635 * ftruncate.c: New file, from gnulib.
6636 * output.cc (posix_fallocate): Define dummy version if not
6637 HAVE_POSIX_FALLOCATE.
6638 (Output_file::map): Call posix_fallocate rather than lseek and
6640 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6641 * configure, Makefile.in, config.in: Rebuild.
6643 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6645 * layout.h (Layout::create_note): Add section_name parameter.
6646 * layout.cc (Layout::create_note): Likewise.
6647 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6649 2009-03-17 Ian Lance Taylor <iant@google.com>
6651 * descriptors.cc: Include "options.h".
6652 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6653 (Descriptors::open): Always use O_CLOEXEC when opening a new
6654 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6655 then set FD_CLOEXEC.
6657 * sparc.cc (class Target_sparc): Add has_got_section.
6658 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6659 make sure we have a GOT section.
6661 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6662 (Target_sparc::Scan::local): Likewise.
6663 (Target_sparc::Scan::global): Likewise.
6664 (Target_sparc::Relocate::relocate): Likewise.
6665 (Target_sparc::Relocate::relocate_tls): Likewise.
6667 * symtab.cc (Symbol_table::define_default_version): New function,
6668 broken out of add_from_object.
6669 (Symbol_table::add_from_object): Call define_default_version.
6670 (Symbol_table::define_special_symbol): Add resolve_oldsym
6671 parameter. Change all callers. If the version for a symbol comes
6672 from a version script, resolve it with the symbol with the same
6673 name with no version. Also add the symbol without a version if
6675 (do_define_in_output_data): If resolving with oldsym, don't delete
6677 (do_define_in_output_segment): Likewise.
6678 (do_define_as_constant): Likewise.
6679 * symtab.h (class Symbol_table): Update declarations.
6681 2009-03-13 Ian Lance Taylor <iant@google.com>
6683 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6684 (Read_symbols::requeue): New function.
6685 (Read_symbols::do_read_symbols): If make_elf_object fails because
6686 the target type is not configured, and the file was searched for,
6687 issue a warning and retry with the next directory.
6688 (Add_symbols::run): If the file has an incompatible format, and
6689 it was searched for, requeue the Read_symbols task. On error,
6691 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6692 dirindex parameter to constructor. Change all callers. Declare
6693 incompatible_warning and requeue.
6694 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6695 input_argument_ and input_group_ fields. Add them to
6696 constructor. Change all callers.
6697 (class Read_script): Add dirindex_ field. Add it to constructor.
6699 * archive.cc (Archive::setup): Remove input_objects parameter.
6701 (Archive::get_file_and_offset): Likewise.
6702 (Archive::read_all_symbols): Likewise.
6703 (Archive::read_symbols): Likewise.
6704 (Archive::get_elf_object_for_member): Remove input_objects
6705 parameter. Add punconfigured parameter. Change all callers.
6706 (Archive::add_symbols): Change return type to bool. Check return
6707 value of include_member.
6708 (Archive::include_all_members): Likewise.
6709 (Archive::include_member): Change return type to bool. Return
6710 false if first included object has incompatible target. Set
6711 included_member_ field.
6712 (Add_archive_symbols::run): If add_symbols returns false, requeue
6714 * archive.h (class Archive): Add included_member_ field.
6715 Initialize it in constructor. Add input_file and searched_for
6716 methods. Update declarations.
6717 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6718 input_argument_ fields. Add them to constructor. Change all
6720 * script.cc: Include "target-select.h".
6721 (class Parser_closure): Add skip_on_incompatible_target_ and
6722 found_incompatible_target_ fields. Add
6723 skip_on_incompatible_target parameter to constructor. Change all
6724 callers. Add methods skip_on_incompatible_target,
6725 clear_skip_on_incompatible_target, found_incompatible_target, and
6726 set_found_incompatible_target.
6727 (read_input_script): Add dirindex parameter. Change all callers.
6728 If parser finds an incompatible target, requeue Read_symbols
6730 (script_set_symbol): Clear skip_on_incompatible_target in
6732 (script_add_assertion, script_parse_option): Likewise.
6733 (script_start_sections, script_add_phdr): Likewise.
6734 (script_check_output_format): New function.
6735 * script.h (read_input_script): Update declaration.
6736 * script-c.h (script_check_output_format): Declare.
6737 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6738 (ignore_cmd): Remove OUTPUT_FORMAT.
6739 * fileread.cc (Input_file::Input_file): Add explicit this.
6740 (Input_file::will_search_for): New function.
6741 (Input_file::open): Add pindex parameter. Change all callers.
6742 * fileread.h (class Input_file): Add input_file_argument method.
6743 Declare will_search_for. Update declarations.
6744 * object.cc (make_elf_object): Add punconfigured parameter.
6746 * object.h (class Object): Make input_file public. Add
6747 searched_for method.
6748 (make_elf_object): Update declaration.
6749 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6751 * dirsearch.h (class Dirsearch): Update declaration.
6752 * options.h (class General_options): Add --warn-search-mismatch.
6753 * parameters.cc (Parameters::is_compatible_target): New function.
6754 * parameters.h (class Parameters): Declare is_compatible_target.
6755 * workqueue.cc (Workqueue::add_blocker): New function.
6756 * workqueue.h (class Workqueue): Declare add_blocker.
6758 * fileread.cc (Input_file::open): Remove options parameter.
6760 (Input_file::open_binary): Likewise.
6761 * script.cc (read_input_script): Likewise.
6762 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6763 options parameter from constructor. Change all callers.
6764 (class Read_script): Likewise.
6765 * fileread.h (class Input_file): Update declarations.
6766 * script.h (read_input_script): Update declaration.
6768 2009-03-10 Nick Clifton <nickc@redhat.com>
6770 * po/es.po: New Spanish translation.
6772 2009-03-06 Cary Coutant <ccoutant@google.com>
6774 * options.cc (parse_short_option): Keep dash_z from registering itself.
6776 2009-03-03 Ian Lance Taylor <iant@google.com>
6779 * target-reloc.h (relocate_section): Pass output_section to
6781 * i386.cc (Target_i386::should_apply_static_reloc): Add
6782 output_section parameter. Change all callers.
6783 (Target_i386::Relocate::relocate): Add output_section parameter.
6784 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6785 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6786 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6787 * testsuite/two_file_shared.sh: New script.
6788 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6789 (check_DATA): Add two_file_shared.dbg.
6790 (two_file_shared.dbg): New target.
6791 * testsuite/Makefile.in: Rebuild.
6793 2009-03-01 Ian Lance Taylor <iant@google.com>
6795 * configure.ac: Check for byteswap.h.
6796 * configure: Rebuild.
6797 * config.in: Rebuild.
6799 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6801 * layout.cc (Layout::find_or_add_kept_section): New function.
6802 (Layout::add_comdat): Removed.
6803 * layout.h (struct Kept_section): Move out of class Layout.
6804 Remove trailing underscores from field names. Add group_sections
6805 field. Rename group_ field to is_group. Change all uses.
6806 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6807 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6808 comdat_groups_ field.
6809 (Sized_relobj::include_section_group): Use
6810 find_or_add_kept_section and Kept_section::group_sections.
6811 (Sized_relobj::include_linkonce_section): Likewise.
6812 * object.cc (class Sized_relobj): Don't define Comdat_group or
6813 Comdat_group_table. Remove find_comdat_group and
6814 add_comdat_group. Remove comdat_groups_ field.
6815 * plugin.cc (include_comdat_group): Use
6816 Layout::find_or_add_kept_section.
6818 2009-02-28 Ian Lance Taylor <iant@google.com>
6820 * README: --gc-sections and map files are now supported. Document
6821 some build requirements.
6824 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6825 relocatable link set the value of the section symbol to zero.
6826 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6827 relocatable link don't include the section address in the local
6830 2009-02-27 Ian Lance Taylor <iant@google.com>
6833 * options.h (class Search_directory): Add is_system_directory.
6834 (class General_options): Declare is_in_system_directory.
6835 * options.cc (get_relative_sysroot): Make static.
6836 (get_default_sysroot): Make static.
6837 (General_optoins::is_in_system_directory): New function.
6838 * fileread.cc (Input_file::is_in_system_directory): New function.
6839 * fileread.h (class Input_file): Declare is_in_system_directory.
6840 * object.h (class Object): Add is_in_system_directory.
6841 (class Input_objects): Remove system_library_directory_ field.
6842 * object.cc (Input_objects::add_object): Don't set
6843 system_library_directory_.
6844 (input_objects::found_in_system_library_directory): Remove.
6845 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6846 parameter. Change all callers.
6847 (Symbol_table::sized_write_globals): Likewise.
6848 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6849 Call Object::is_in_system_directory.
6850 * symtab.h (class Symbol_table): Update declarations.
6853 * descriptors.h (Open_descriptor): Add is_on_stack field.
6854 * descriptors.cc (Descriptors::open): If the descriptor is on the
6855 top of the stack, remove it. Initialize is_on_stack field.
6856 (Descriptors::release): Only add pod to stack if it is not on the
6858 (Descriptors::close_some_descriptor): Clear stack_next and
6862 * output.cc (Output_section::find_starting_output_address): Rename
6863 from starting_output_address; add PADDR parameter; change return
6865 * output.h (class Output_section): Declare
6866 find_starting_output_address instead of starting_output_address.
6867 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6868 section symbol for which we can't find a merge section.
6871 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6872 hidden or internal, force the symbol to be local.
6873 * resolve.cc (Symbol::override_visibility): Define.
6874 (Symbol::override_base): Use override_visibility.
6875 (Symbol_table::resolve): Likewise.
6876 (Symbol::override_base_with_special): Likewise.
6877 (Symbol_table::override_with_special): If the visibility is hidden
6878 or internal, force the symbol to be local.
6879 * symtab.h (class Symbol): Add set_visibility and
6880 override_visibility.
6881 * testsuite/ver_test_1.sh: New file.
6882 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6883 (check_DATA): Add ver_test_1.syms.
6884 (ver_test_1.syms): New target.
6885 * testsuite/Makefile.in: Rebuild.
6887 2009-02-25 Cary Coutant <ccoutant@google.com>
6889 * layout.cc (Layout::choose_output_section): Don't rename sections
6890 when using a linker script that has a SECTIONS clause.
6891 * Makefile.in: Regenerate.
6893 * testsuite/Makefile.am (script_test_5.sh): New test case.
6894 * testsuite/Makefile.in: Regenerate.
6895 * testsuite/script_test_5.cc: New file.
6896 * testsuite/script_test_5.sh: New file.
6897 * testsuite/script_test_5.t: New file.
6899 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6901 * archive.cc (Archive::include_member): Update calls to add_symbols.
6902 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6903 the Layout argument.
6904 * dynobj.h (do_add_symbols): Add the Layout argument.
6905 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6907 * object.h (Object::add_symbols): Add the Layout argument.
6908 (Object::do_add_symbols): Add the Layout argument.
6909 (Sized_relobj::do_add_symbols): Add the Layout argument.
6910 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6911 Unify the two versions.
6912 (Add_plugin_symbols): Remove.
6913 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6914 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6915 (Add_plugin_symbols): Remove.
6916 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6917 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6918 (Add_symbols::run): Make it work with Pulginobj.
6920 2009-02-06 Ian Lance Taylor <iant@google.com>
6922 * object.cc (Sized_relobj::do_layout): Make info message start
6923 with lower case letter.
6925 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6927 * binary.cc: Fix file comment.
6929 * options.h (enum Incremental_disposition): Define.
6930 (class General_options): Add new options: --incremental,
6931 --incremental_changed, --incremental_unchanged,
6932 --incremental_unknown. Add incremental_disposition_ and
6933 implicit_incremental_ fields.
6934 (General_options::incremental_disposition): New function.
6935 (class Position_dependent_options): Add incremental_disposition
6937 (Position_dependent_options::copy_from_options): Set incremental
6939 * options.cc (General_options::parse_incremental_changed): New
6941 (General_options::parse_incremental_unchanged): New function.
6942 (General_options::parse_incremental_unknown): New function.
6943 (General_options::General_options): Initialize new fields
6944 incremental_disposition_ and implicit_incremental_.
6945 (General_options::finalize): Check for uasge of --incremental-*
6946 without --incremental.
6948 2009-02-06 Chris Demetriou <cgd@google.com>
6950 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6951 pointer and to report location as the file name associated with
6953 (gold_undefined_symbol_at_location): New function to replace the
6954 old gold_undefined_symbol functionality.
6955 * target-reloc.h (relocate_section): Update to use
6956 gold_undefined_symbol_at_location.
6957 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6958 Call gold_undefined_symbol function rather than gold_error.
6959 * errors.h (Errors::undefined_symbol): Take location as a
6960 string, rather than calculating it from a relocation.
6961 * errors.cc (Errors::fatal): Print "fatal error:" before the
6963 (Errors::error, Errors::error_at_location): Print "error: "
6964 before the formatted message.
6965 (Errors::undefined_symbol): Take location as a string, rather
6966 than calculating it from a relocation.
6967 (gold_undefined_symbol_at_location): New function akin to
6968 old gold_undefined_symbol, calculates location from relocation.
6969 (gold_undefined_symbol): Change to take only a Symbol pointer
6970 and to report location as the file name associated with the symbol.
6971 * testsuite/debug_msg.sh: Update for changed error messages.
6972 * testsuite/undef_symbol.sh: Likewise.
6974 2009-02-04 Duncan Sands <baldrick@free.fr>
6977 * reduced_debug_output.h
6978 (Output_reduced_debug_abbrev_section::failed): Use format for
6980 (Output_reduced_debug_info_section::faild): Likewise.
6982 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6984 * script.cc (Lazy_demangler): New class.
6985 (Version_script_info::get_symbol_version_helper): Demangle a
6988 2009-01-29 Cary Coutant <ccoutant@google.com>
6990 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6992 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6994 2009-01-28 Ian Lance Taylor <iant@google.com>
6996 * version.cc (version_string): Bump to 1.9.
6998 * gold.h: Include <cstring> and <stdint.h>.
6999 * version.cc: Include <cstdio>.
7000 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
7002 * reduced_debug_output.cc (insert_into_vector): Rename from
7003 Insert_into_vector; change all callers. Use Swap_unaligned to
7004 avoid aliasing issue; remove union since it is unnecessary.
7006 2009-01-27 Sriraman Tallam <tmsriram@google.com>
7008 * Makefile.am (CCFILES): Add gc.cc.
7010 * Makefile.in: Regenerate.
7011 * gold.cc (Gc_runner): New class.
7012 (queue_initial_tasks): Call garbage collection related tasks
7013 when corresponding options are invoked.
7014 (queue_middle_gc_tasks): New function.
7015 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
7016 processed early before laying out sections during garbage collection.
7017 * gold.h (queue_middle_gc_tasks): New function.
7018 (is_prefix_of): Move from "layout.cc".
7019 * i386.cc (Target_i386::gc_process_relocs): New function.
7020 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
7021 * main.cc (main): Create object of class "Garbage_collection".
7022 * object.cc (Relobj::copy_symbols_data): New function.
7023 (Relobj::is_section_name_included): New function.
7024 (Sized_relobj::do_layout): Allow this function to be called twice
7025 during garbage collection and defer layout of section during the
7027 * object.h (Relobj::get_symbols_data): New function.
7028 (Relobj::is_section_name_included): New function.
7029 (Relobj::copy_symbols_data): New function.
7030 (Relobj::set_symbols_data): New function.
7031 (Relobj::get_relocs_data): New function.
7032 (Relobj::set_relocs_data): New function.
7033 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7034 (Relobj::gc_process_relocs): New function.
7035 (Relobj::do_gc_process_relocs): New pure virtual function.
7036 (Relobj::sd_): New data member.
7037 (Sized_relobj::is_output_section_offset_invalid): New function.
7038 (Sized_relobj::do_gc_process_relocs): New function.
7039 * options.h (General_options::gc_sections): Modify to not be a no-op.
7040 (General_options::print_gc_sections): New option.
7041 * plugin.cc (Plugin_finish::run): Remove function call to
7042 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7043 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7044 * reloc.cc (Read_relocs::run): Add task to process relocs and
7045 determine unreferenced sections when doing garbage collection.
7046 (Gc_process_relocs): New class.
7047 (Sized_relobj::do_gc_process_relocs): New function.
7048 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7049 sections that are garbage collected.
7050 * reloc.h (Gc_process_relocs): New class.
7051 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7052 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7053 symbols whose corresponding sections are garbage collected.
7054 (Symbol_table::Symbol_table): Add new parameter for the garbage
7056 (Symbol_table::gc_mark_undef_symbols): New function.
7057 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7058 (Symbol_table::gc_mark_dyn_syms): New function.
7059 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7061 (Symbol_table::add_from_object): Likewise.
7062 (Symbol_table::add_from_relobj): When building shared objects, do not
7063 treat externally visible symbols as garbage.
7064 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7065 table information for static and relocatable links.
7066 * symtab.h (Symbol_table::set_gc): New function.
7067 (Symbol_table::gc): New function.
7068 (Symbol_table::gc_mark_undef_symbols): New function.
7069 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7070 (Symbol_table::gc_mark_dyn_syms): New function.
7071 (Symbol_table::gc_): New data member.
7072 * target.h (Sized_target::gc_process_relocs): New pure virtual
7074 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7075 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7077 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7079 * options.h (General_options::gc_sections): Define as a no-op for now.
7080 (General_options::no_keep_memory): Ditto.
7081 (General_options::Bshareable): Define.
7082 * options.cc (General_options::finalize): Honor -Bshareable.
7084 2009-01-20 Andreas Schwab <schwab@suse.de>
7086 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7087 read the value in the contents, since we don't use it. Use the
7088 template endianness when writing.
7089 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7091 2009-01-19 Andreas Schwab <schwab@suse.de>
7093 * configure.tgt (powerpc64-*): Fix targ_obj.
7095 2009-01-15 Ian Lance Taylor <iant@google.com>
7097 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7098 local symbols when stripping all symbols.
7100 2009-01-14 Cary Coutant <ccoutant@google.com>
7102 * output.cc (Output_reloc): Add explicit instantiations.
7104 2009-01-14 Cary Coutant <ccoutant@google.com>
7106 * archive.cc (Archive::get_elf_object_for_member): Remove call
7107 to File_read::claim_for_plugin.
7108 * descriptors.cc (Descriptors::open): Remove reference to
7110 (Descriptors::claim_for_plugin): Remove.
7111 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7112 (Descriptors::is_claimed): Remove.
7113 (claim_descriptor_for_plugin): Remove.
7114 * fileread.cc (File_read::claim_for_plugin): Remove.
7115 * fileread.h (File_read::claim_for_plugin): Remove.
7116 (File_read::descriptor): Reopen descriptor if necessary.
7117 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7118 (Plugin_manager::all_symbols_read): Add task parameter. Change
7120 (Plugin_manager::get_input_file): New function.
7121 (Plugin_manager::release_input_file): New function.
7122 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7123 corresponding data member.
7124 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7125 and pass to base constructor. Change all callers.
7126 (get_input_file, release_input_file): New functions.
7127 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7128 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7129 (Plugin_manager::all_symbols_read): Add task parameter.
7130 (Plugin_manager::get_input_file): New function.
7131 (Plugin_manager::release_input_file): New function.
7132 (Plugin_manager::task_): New data member.
7133 (Pluginobj::Pluginobj): Add filesize parameter.
7134 (Pluginobj::filename): New function.
7135 (Pluginobj::descriptor): New function.
7136 (Pluginobj::filesize): New function.
7137 (Pluginobj::filesize_): New data member.
7138 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7139 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7140 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7142 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7143 with archive libraries.
7144 * testsuite/Makefile.in: Regenerate.
7145 * testsuite/plugin_test.c (struct sym_info): New type.
7146 (get_input_file, release_input_file): New static variables.
7147 (onload): Capture new transfer vector entries.
7148 (claim_file_hook): Stop reading at end of file according to filesize.
7149 Factor out parsing of readelf output into separate function.
7150 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7151 APIs and get the source file name from the symbol table. Convert
7152 source file name to corresponding object file name. Print info
7153 message when adding new input files.
7154 (parse_readelf_line): New function.
7155 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7156 * testsuite/plugin_test_2.sh: Likewise.
7157 * testsuite/plugin_test_3.sh: Likewise.
7158 * testsuite/plugin_test_4.sh: New test case.
7160 2009-01-07 Ian Lance Taylor <iant@google.com>
7162 * version.cc (version_string): Bump to 1.8.
7164 2008-12-23 Cary Coutant <ccoutant@google.com>
7166 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7167 * plugin.cc (Plugin_manager::finish): Rename as
7168 layout_deferred_objects. Move cleanup to separate function.
7169 (Plugin_manager::cleanup): New function.
7170 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7172 * plugin.h (Plugin_manager::finish): Rename as
7173 layout_deferred_objects.
7174 (Plugin_manager::cleanup): New function.
7175 (Plugin_manager::cleanup_done): New field.
7177 2008-12-23 Cary Coutant <ccoutant@google.com>
7179 * plugin.cc (is_visible_from_outside): New function.
7180 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7181 so we don't return "IR only" status for exported symbols or -r links.
7183 * testsuite/Makefile.am (plugin_test_3): New test case.
7184 * testsuite/Makefile.in: Regenerate.
7185 * testsuite/plugin_test_3.sh: New file.
7187 2008-12-22 Cary Coutant <ccoutant@google.com>
7189 * object.cc (Sized_relobj::layout_section): New function.
7190 (Sized_relobj::do_layout): Defer layout of input sections until after
7191 plugin has provided replacement files.
7192 (Sized_relobj::do_layout_deferred_sections): New function.
7193 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7194 (Relobj::layout_deferred_sections): New function.
7195 (Relobj::do_layout_deferred_sections): New function.
7196 (Sized_relobj::do_layout_deferred_sections): New function.
7197 (Sized_relobj::layout_section): New function.
7198 (Sized_relobj::Deferred_layout): New structure.
7199 (Sized_relobj::deferred_layout_): New field.
7200 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7201 Change all callers. Layout deferred sections.
7202 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7204 (Plugin_hook::run): Move code from do_plugin_hook inline.
7205 (Plugin_hook::do_plugin_hook): Remove.
7206 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7207 (Plugin_manager::finish): Renamed, was cleanup.
7208 (Plugin_manager::should_defer_layout): New function.
7209 (Plugin_manager::add_deferred_layout_object): New function.
7210 (Plugin_manager::Deferred_layout_list): New type.
7211 (Plugin_manager::deferred_layout_objects_): New field.
7212 (Plugin_hook::do_plugin_hook): Remove.
7214 2008-12-17 Ian Lance Taylor <iant@google.com>
7216 * options.h (class General_options): Add --no case for
7219 2008-12-16 Cary Coutant <ccoutant@google.com>
7221 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7223 (Plugin_manager::claim_file): Create plugin object even if
7224 plugin did not call the add_symbols callback.
7225 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7226 asking for more symbols than were added.
7227 * testsuite/Makefile.am (plugin_test_1): Add test case with
7229 (empty.syms): New target.
7230 * testsuite/Makefile.in: Regenerate.
7231 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7232 message. Don't call add_symbols if no globals.
7233 (all_symbols_read_hook): Don't provide replacement for empty
7236 2008-12-12 Ian Lance Taylor <iant@google.com>
7238 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7239 r_type == 0 for a local symbol with r_sym == 0.
7240 (scan_relocatable_relocs): Pass r_sym to
7241 local_non_section_strategy.
7242 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7245 * configure.ac: Update test for TLS descriptors: they are
7246 supported as of glibc 2.9.
7247 * configure: Rebuild.
7249 2008-12-11 Ian Lance Taylor <iant@google.com>
7252 * target-reloc.h (Default_scan_relocatable_relocs): For each
7253 function, map r_type == 0 to RELOC_DISCARD.
7255 2008-12-10 Cary Coutant <ccoutant@google.com>
7257 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7258 object to override a kept COMDAT group from a plugin object.
7260 2008-12-09 Ian Lance Taylor <iant@google.com>
7263 * yyscript.y (file_cmd): Handle INPUT.
7265 * testsuite/initpri1.c: Change all declarations to be full
7266 prototypes by adding void, to avoid compiler warnings.
7268 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7270 * options.cc (General_options::parse_plugin_opt): New.
7271 (General_options::add_plugin): The argument now is just the filename.
7272 (General_options::add_plugin_option): New.
7273 * options.h (plugin_opt): New.
7274 (add_plugin): Change argument name.
7275 (add_plugin_option): New.
7276 * plugin.cc (Plugin::load): Don't parse the plugin option.
7277 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7278 (Plugin::add_option): New.
7279 (Plugin::args_): Change type.
7280 (Plugin::filename_): New.
7281 (Plugin_manager::add_plugin_option): New.
7282 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7283 * testsuite/Makefile.in: Regenerate.
7285 2008-12-05 Cary Coutant <ccoutant@google.com>
7287 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7288 Handle --strip-lto-sections option.
7289 * options.h (strip_lto_sections): New option.
7291 2008-12-01 Cary Coutant <ccoutant@google.com>
7293 * plugin.cc (ld_plugin_message): Change format parameter to const.
7294 Fix mismatch between new[] and delete.
7296 2008-11-14 Cary Coutant <ccoutant@google.com>
7298 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7301 2008-11-05 Craig Silverstein <csilvers@google.com>
7303 * options.cc (General_options::parse_dynamic_list): New function.
7304 * options.h (General_options): New flags dynamic_list,
7305 dynamic_list_data, dynamic_list_cpp_new, and
7306 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7307 (General_options::in_dynamic_list): New function.
7308 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7309 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7310 (Lex::can_continue_name): Likewise.
7312 (read_script_file): New parameter script_options.
7313 (read_dynamic_list): New function.
7314 (Script_options::define_dynamic_list): New function.
7315 (dynamic_list_keyword_parsecodes): New variable.
7316 (dynamic_list_keywords): New variable.
7317 * script.h (Script_options::define_dynamic_list): New function
7319 (read_dynamic_list): New function prototype.
7320 * symtab.cc (strprefix): New macro.
7321 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7322 dynamic_list_data, dynamic_list_cpp_new, and
7323 dynamic_list_cpp_typeinfo.
7324 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7325 (dynamic_list_expr): New rule.
7326 (dynamic_list_nodes): Likewise.
7327 (dynamic_list_node): Likewise.
7328 * testsuite/Makefile.am (dynamic_list): New test.
7329 * testsuite/Makefile.in: Regenerated.
7330 * testsuite/dynamic_list.t: New file.
7331 * testsuite/dynamic_list.sh: New file.
7333 2008-11-05 Craig Silverstein <csilvers@google.com>
7335 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7336 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7337 (t11_last): Likewise.
7338 * testsuite/ver_test_6.c (main): Likewise.
7340 2008-10-07 Cary Coutant <ccoutant@google.com>
7342 * options.c (General_options::finalize): Add check for -static and
7344 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7347 2008-10-02 Cary Coutant <ccoutant@google.com>
7349 * plugin.cc (make_sized_plugin_object): Fix conditional
7350 compilation to work when not all targets are enabled.
7352 2008-09-29 Cary Coutant <ccoutant@google.com>
7354 * archive.cc (Archive::get_file_and_offset): Use filename instead
7355 of name to get library path.
7356 (Archive::include_member): Unlock external member of a thin archive.
7358 * testsuite/Makefile.am (TEST_AR): New variable.
7359 (thin_archive_test_1): New test.
7360 (thin_archive_test_2): New test.
7361 * testsuite/Makefile.in: Regenerate.
7362 * testsuite/thin_archive_main.cc: New file.
7363 * testsuite/thin_archive_test_1.cc: New file.
7364 * testsuite/thin_archive_test_2.cc: New file.
7365 * testsuite/thin_archive_test_3.cc: New file.
7366 * testsuite/thin_archive_test_4.cc: New file.
7368 2008-09-29 Cary Coutant <ccoutant@google.com>
7370 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7371 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7373 (Sized_relobj::do_finalize_local_symbols): Likewise.
7374 (Sized_relobj::map_to_kept_section): Likewise.
7375 * object.h (Sized_relobj::invalid_address): New constant.
7376 (Sized_relobj::do_output_section_offset): Check for invalid_address
7378 * output.cc (Output_reloc::local_section_offset): Use constant
7379 invalid_address instead of -1U.
7380 (Output_reloc::get_address): Likewise.
7381 (Output_section::output_address): Change -1U to -1ULL.
7382 * output.h (Output_reloc::invalid_address): New constant.
7383 * reloc.cc (Sized_relobj::write_sections): Use constant
7384 invalid_address instead of -1U.
7385 (Sized_relobj::relocate_sections): Likewise.
7386 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7387 values for merge sections.
7388 * target-reloc.h (relocate_for_relocatable): Use constant
7389 invalid_address instead of -1U.
7391 2008-09-19 Cary Coutant <ccoutant@google.com>
7393 Add plugin functionality for link-time optimization (LTO).
7394 * configure.ac (plugins): Add --enable-plugins option.
7395 * configure: Regenerate.
7396 * config.in: Regenerate.
7397 * Makefile.am (LIBDL): New variable.
7398 (CCFILES): Add plugin.cc.
7399 (HFILES): Add plugin.h.
7400 (ldadd_var): Add LIBDL.
7401 * Makefile.in: Regenerate.
7403 * archive.cc: Include "plugin.h".
7404 (Archive::setup): Don't preread archive symbols when using a plugin.
7405 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7406 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7408 (Archive::include_member): Add symbols from plugin objects.
7409 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7410 * descriptors.cc (Descriptors::open): Check for file descriptors
7411 abandoned by plugins.
7412 (Descriptors::claim_for_plugin): New function.
7413 * descriptors.h (Descriptors::claim_for_plugin): New function.
7414 (Open_descriptor::is_claimed): New field.
7415 (claim_descriptor_for_plugin): New function.
7416 * fileread.cc (File_read::claim_for_plugin): New function.
7417 * fileread.h (File_read::claim_for_plugin): New function.
7418 (File_read::descriptor): New function.
7419 * gold.cc: Include "plugin.h".
7420 (queue_initial_tasks): Add task to call plugin hooks for generating
7422 * main.cc: Include "plugin.h".
7423 (main): Load plugin libraries.
7424 * object.h (Pluginobj): Declare.
7425 (Object::pluginobj): New function.
7426 (Object::do_pluginobj): New function.
7427 (Object::set_target): New function.
7428 * options.cc: Include "plugin.h".
7429 (General_options::parse_plugin): New function.
7430 (General_options::General_options): Initialize plugins_ field.
7431 (General_options::add_plugin): New function.
7432 * options.h (Plugin_manager): Declare.
7433 (General_options): Add --plugin option.
7434 (General_options::has_plugins): New function.
7435 (General_options::plugins): New function.
7436 (General_options::add_plugin): New function.
7437 (General_options::plugins_): New field.
7438 * plugin.cc: New file.
7439 * plugin.h: New file.
7440 * readsyms.cc: Include "plugin.h".
7441 (Read_symbols::do_read_symbols): Check for archive before checking
7442 for ELF file. Call plugin hooks to claim files.
7443 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7444 from a real object file; force override when processing replacement
7446 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7447 (Symbol::init_base_object): Likewise.
7448 (Symbol::init_base_output_data): Likewise.
7449 (Symbol::init_base_output_segment): Likewise.
7450 (Symbol::init_base_constant): Likewise.
7451 (Symbol::init_base_undefined): Likewise.
7452 (Symbol::output_section): Assert that object is not a plugin.
7453 (Symbol_table::add_from_pluginobj): New function.
7454 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7456 (Symbol_table::sized_write_globals): Likewise.
7457 (Symbol_table::add_from_pluginobj): Instantiate template.
7458 * symtab.h (Sized_pluginobj): Declare.
7459 (Symbol::in_real_elf): New function.
7460 (Symbol::set_in_real_elf): New function.
7461 (Symbol::in_real_elf_): New field.
7462 (Symbol_table::add_from_pluginobj): New function.
7464 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7465 (LIBDL): New variable.
7467 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7468 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7469 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7470 (MOSTLYCLEANFILES): Likewise.
7471 * testsuite/Makefile.in: Regenerate.
7472 * testsuite/plugin_test.c: New file.
7473 * testsuite/plugin_test_1.sh: New file.
7474 * testsuite/plugin_test_2.sh: New file.
7476 2008-09-16 Ian Lance Taylor <iant@google.com>
7478 * target-reloc.h (relocate_section): Check whether a symbol is
7479 defined by the ABI before reporting an undefined symbol error.
7480 * target.h (Target::is_defined_by_abi): Make parameter const.
7481 (Target::do_is_defined_by_abi): Likewise.
7482 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7483 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7484 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7485 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7486 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7487 * testsuite/Makefile.in: Rebuild.
7489 * fileread.cc (make_view): Add casts to avoid warning.
7491 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7493 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7494 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7496 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7498 * options.h (General_options::output_is_executable): New.
7499 (General_options::output_is_pie): New.
7500 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7501 for shared libraries.
7502 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7504 2008-09-11 Chris Demetriou <cgd@google.com>
7506 * options.h (origin): New -z option.
7507 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7508 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7511 2008-09-05 Cary Coutant <ccoutant@google.com>
7513 * fileread.cc (File_read::make_view): Add check for attempt to map
7516 2008-09-05 Cary Coutant <ccoutant@google.com>
7518 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7519 explicit instantiations.
7521 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7524 * options.cc (General_options::finalize): Allow undefined symbols
7525 in shlibs if linking -shared.
7528 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7529 symbols as not needing a dynsym entry.
7531 2008-08-20 Craig Silverstein <csilvers@google.com>
7533 * fileread.cc (File_read::open): Do not lock the file unless it
7534 was successfully opened.
7536 2008-08-14 Cary Coutant <ccoutant@google.com>
7538 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7539 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7540 * testsuite/tls_test.cc (struct int128): 128-bit struct
7541 for testing TLS relocs with non-zero addend.
7542 (v12): New TLS variable.
7544 (t_last): Add check for v12.
7545 * testsuite/tls_test.h (t12): New function.
7546 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7548 2008-08-13 Ian Lance Taylor <iant@google.com>
7550 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7551 set tls_segment_ or relro_segment_.
7552 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7554 * output.h (Output_section::clear_is_relro): New function.
7555 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7556 sections specially even when output_data_ is empty.
7557 (Output_segment::maximum_alignment): When first section is relro,
7558 only force alignment for PT_LOAD segments.
7559 * script.cc (script_data_segment_align): New function.
7560 (script_data_segment_relro_end): New function.
7561 * script-c.h (script_data_segment_align): Declare.
7562 (script_data_segment_relro_end): Declare.
7563 * script-sections.h (class Script_sections): Declare
7564 data_segment_align and data_segment_relro_end. Add fields
7565 segment_align_index_ and saw_relro_end_.
7566 * script-sections.cc (class Sections_element): Add set_is_relro
7567 virtual function. Add new bool* parameter to place_orphan_here.
7568 Add get_output_section virtual function.
7569 (class Output_section_definition): Add set_is_relro. Add new
7570 bool* parameter to place_orphan_here. Add get_output_section.
7571 Add is_relro_ field.
7572 (Output_section_definition::Output_section_definition): Initialize
7573 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7574 and is_relro_ fields.
7575 (Output_section_definition::place_orphan_here): Add is_relro
7577 (Output_section_definition::set_section_addresses): Set relro for
7579 (Output_section_definition::alternate_constraint): Likewise.
7580 (class Orphan_output_section): Add new bool* parameter to
7581 place_orphan_here. Add get_output_section.
7582 (Orphan_output_section::place_orphan_here): Add is_relro
7584 (Script_sections::Script_sections): Initialize
7585 data_segment_align_index_ and saw_relro_end_.
7586 (Script_sections::data_segment_align): New function.
7587 (Script_sections::data_segment_relro_end): New function.
7588 (Script_sections::place_orphan): Set or clear is_relro.
7589 (Script_sections::set_section_addresses): Force alignment of first
7591 * yyscript.y (exp): Call script_data_segment_align and
7592 script_data_segment_relro_end.
7593 * testsuite/relro_script_test.t: New file.
7594 * testsuite/relro_test.cc (using_script): Declare.
7595 (t1, t2): Test using_script.
7596 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7597 (relro_script_test_SOURCES): Define.
7598 (relro_script_test_DEPENDENCIES): Define.
7599 (relro_script_test_LDFLAGS): Define.
7600 (relro_script_test_LDADD): Define.
7601 (relro_script_test.so): New target.
7602 * testsuite/Makefile.in: Rebuild.
7604 2008-08-06 Cary Coutant <ccoutant@google.com>
7606 * archive.cc (Archive::total_archives, Archive::total_members)
7607 (Archive::total_members_loaded): New variables.
7608 (Archive::setup): Add parameter. Add option to preread
7610 (Archive::read_armap): Add counter.
7611 (Archive::get_file_and_offset): New function.
7612 (Archive::get_elf_object_for_member): New function.
7613 (Archive::read_all_symbols): New function.
7614 (Archive::read_symbols): New function.
7615 (Archive::add_symbols): Add counters.
7616 (Archive::include_all_members): Use armap to find members if it's
7618 (Archive::include_member): Skip reading symbols if already read.
7619 Factored code into Archive::get_file_and_offset and
7620 Archive::get_elf_object_for_member. Changed call to
7621 Mapfile::report_include_archive_member.
7622 (Archive::print_stats): New function.
7623 * archive.h: Declare Object and Read_symbols_data classes.
7624 (Archive::Archive): Add initializers for new members.
7625 (Archive::setup): Add parameter.
7626 (Archive::print_stats): New function.
7627 (Archive::total_archives, Archive::total_members)
7628 (Archive::total_members_loaded): New variables.
7629 (Archive::get_file_and_offset): New function.
7630 (Archive::get_elf_object_for_member): New function.
7631 (Archive::read_all_symbols): New function.
7632 (Archive::read_symbols): New function.
7633 (Archive::Archive_member): New class.
7634 (Archive::members_): New member.
7635 (Archive::num_members_): New member.
7636 * main.cc: Include archive.h.
7637 (main): Call Archive::print_stats.
7638 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7639 archive parameter; member_name is now the fully-decorated name.
7640 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7641 * options.h: (General_options): Add --preread-archive-symbols option.
7642 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7645 2008-08-04 Ian Lance Taylor <iant@google.com>
7647 * symtab.h (Symbol::use_plt_offset): New function.
7648 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7649 * powerpc.cc (Relocate::relocate): Likewise.
7650 * sparc.cc (Relocate::relocate): Likewise.
7651 * x86_64.cc (Relocate::relocate): Likewise.
7652 * testsuite/weak_plt.sh: New test.
7653 * testsuite/weak_plt_main.cc: New test.
7654 * testsuite/weak_plt_shared.cc: New test.
7655 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7656 (check_PROGRAMS): Add weak_plt.
7657 (check_DATA): Add weak_plt_shared.so.
7658 (weak_plt_main_pic.o, weak_plt): New targets.
7659 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7660 * testsuite/Makefile.in: Rebuild.
7662 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7664 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7665 * testsuite/Makefile.in: Rebuild.
7667 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7669 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7670 * Makefile.in: Regenerate.
7671 * po/POTFILES.in: Regenerate.
7673 2008-07-29 Ian Lance Taylor <iant@google.com>
7675 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7676 symbols before other symbols.
7677 * testsuite/script_test_2.cc (test_addr): Declare.
7678 (test_addr_alias): Declare.
7679 (main): Check that test_addr and test_addr_alias have the right
7681 * testsuite/script_test_2.t: Define test_addr_alias and
7684 2008-07-24 Ian Lance Taylor <iant@google.com>
7687 * descriptors.cc: New file.
7688 * descriptors.h: New file.
7689 * gold-threads.h (class Hold_optional_lock): New class.
7690 * fileread.cc: Include "descriptors.h".
7691 (File_read::~File_read): Release descriptor rather than closing
7693 (File_read::open) [file]: Call open_descriptor rather than open.
7694 Set is_descriptor_opened_.
7695 (File_read::open) [memory]: Assert that descriptor is not open.
7696 (File_read::reopen_descriptor): New function.
7697 (File_read::release): Release descriptor.
7698 (File_read::do_read): Make non-const. Reopen descriptor.
7699 (File_read::read): Make non-const.
7700 (File_read::make_view): Reopen descriptor.
7701 (File_read::do_readv): Likewise.
7702 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7703 Update declarations.
7704 * layout.cc: Include "descriptors.h".
7705 (Layout::create_build_id): Use open_descriptor rather than open.
7706 * output.cc: Include "descriptors.h".
7707 (Output_file::open): Use open_descriptor rather than open.
7708 * archive.cc (Archive::const_iterator): Change Archive to be
7710 (Archive::begin, Archive::end): Make non-const.
7711 (Archive::count_members): Likewise.
7712 * archive.h (class Archive): Update declarations.
7713 * object.h (Object::read): Make non-const.
7714 * Makefile.am (CCFILES): Add descriptors.cc.
7715 (HFILES): Add descriptors.h.
7716 * Makefile.in: Rebuild.
7719 * gold.h: Always include <clocale>. Add Solaris workarounds
7720 following code in binutils/sysdep.h.
7723 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7724 this->eh_frame_hdr_ is NULL before using it.
7726 * dynobj.cc (Versions::Versions): Update comment.
7728 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7729 the base version name.
7731 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7732 array size plus one.
7733 (Stringpool_template::set_string_offsets): Subtract one from key
7734 before using it as an array index.
7735 (Stringpool_template::get_offset_with_length): Likewise.
7736 (Stringpool_template::write_to_buffer): Likewise.
7737 * stringpool.h (Stringpool_template::get_offset_from_key):
7740 2008-07-23 Ian Lance Taylor <iant@google.com>
7743 * object.h (Merged_symbol_value::value): Do our best to handle a
7747 * script.cc (Version_script_info::get_versions): Don't add empty
7748 version tag to return value.
7749 (Version_script_info::get_symbol_version_helper): Change return
7750 type to bool. Add pversion parameter. Change all callers.
7751 (script_register_vers_node): Don't require a non-NULL tag.
7752 * script.h (class Version_script_info): Update declarations.
7753 (Version_script_info::get_symbol_version): Change return type to
7754 bool. Add version parameter. Change all callers.
7755 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7756 handling. Handle an empty version from a version script.
7757 (Symbol_table::define_special_symbol): Likewise.
7758 * testsuite/ver_test_10.script: New file.
7759 * testsuite/ver_test_10.sh: New file.
7760 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7761 (check_DATA): Add ver_test_10.syms.
7762 (ver_test_10.syms, ver_test_10.so): New target.
7763 * testsuite/Makefile.in: Rebuild.
7765 2008-07-23 Simon Baldwin <simonb@google.com>
7767 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7768 to zero for undefined symbols from dynamic libraries.
7770 2008-07-23 Ian Lance Taylor <iant@google.com>
7772 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7774 * symtab.h (class Symbol_table): Update declaration.
7775 * testsuite/ver_test_9.cc: New file.
7776 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7777 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7778 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7779 (ver_test_9.so, ver_test_9.o): New targets.
7780 * testsuite/Makefile.in: Rebuild.
7782 2008-07-22 Ian Lance Taylor <iant@google.com>
7784 * options.h (class General_options): Define --check-sections.
7785 * layout.cc (Layout::set_segment_offsets): Handle
7788 * options.h (class General_options): Define -n/--nmagic and
7790 * options.cc (General_options::finalize): For -n/--nmagic or
7791 -N/--omagic, set -static.
7792 * layout.cc (Layout::attach_allocated_section_to_segment): If
7793 -N/--omagic, don't put read-only and read-write sections in
7795 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7796 finding a read-only segment.
7797 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7798 don't set the minimum segment alignment to the common page size,
7799 and don't set the file offset to the address modulo the page size.
7800 * script-sections.cc (Script_sections::create_segments): If
7801 -n/--omagic, don't put read-only and read-write sections in
7804 * cref.cc: New file.
7806 * options.h (class General_options): Add --print-symbol-counts.
7807 * main.cc (main): Issue defined symbol report if requested.
7808 * archive.cc (Archive::interpret_header): Make into a const member
7810 (Archive::add_symbols): Call Input_objects::archive_start and
7812 (Archive::const_iterator): Define new class.
7813 (Archive::begin, Archive::end): New functions.
7814 (Archive::include_all_members): Rewrite to use iterator.
7815 (Archive::count_members): New function.
7816 * archive.h (class Archive): Update declarations.
7817 (Archive::filename): New function.
7818 * object.cc: Include "cref.h".
7819 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7820 (Sized_relobj::do_get_global_symbol_counts): New function.
7821 (Input_objects::add_object): Add object to cross-referencer.
7822 (Input_objects::archive_start): New function.
7823 (Input_objects::archive_stop): New function.
7824 (Input_objects::print_symbol_counts): New function.
7825 * object.h: Declare Cref and Archive.
7826 (Object::get_global_symbol_counts): New function.
7827 (Object::do_get_global_symbol_counts): New pure virtual function.
7828 (class Sized_relobj): Add defined_count_ field. Update
7830 (class Input_objects): Add cref_ field. Update constructor.
7831 Update declarations.
7832 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7834 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7836 (Sized_dynobj::do_get_global_symbol_counts): New function.
7837 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7838 defined_count_. Update declarations. Define Symbols typedef.
7839 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7840 parameter. Change all callers.
7841 (Symbol_table::add_from_dynobj): Add sympointers and defined
7842 parameters. Change all callers.
7843 * symtab.h (class Symbol_table): Update declarations.
7844 * Makefile.am (CCFILES): Add cref.cc.
7845 (HFILES): Add cref.h.
7846 * Makefile.in: Rebuild.
7848 2008-07-22 Simon Baldwin <simonb@google.com>
7850 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7851 to zero when writing undefined symbols.
7853 2008-07-22 Ian Lance Taylor <iant@google.com>
7855 * output.cc (Output_section::add_input_section): Don't try to
7856 merge empty merge sections.
7858 2008-07-21 Craig Silverstein <csilvers@google.com>
7860 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7861 Include symbol version in error message.
7863 2008-07-20 Chris Demetriou <cgd@google.com>
7865 * configure.ac (gold_cv_c_random_seed): New configured variable.
7866 (RANDOM_SEED_CFLAGS): New substituted variable.
7867 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7868 * configure: Rebuild.
7869 * Makefile.in: Likewise.
7870 * testsuite/Makefile.in: Likewise.
7872 2008-07-18 Ian Lance Taylor <iant@google.com>
7874 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7875 where we see NAME/NULL and NAME/VERSION as separate symbols.
7876 * testsuite/ver_test_main.cc (main): Call t4.
7877 (t4, t4_2a): Define.
7878 * testsuite/ver_test_2.cc (t4_2): Define.
7879 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7880 * testsuite/ver_test_4.cc (t4_2a): Define.
7881 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7882 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7884 2008-07-17 Ian Lance Taylor <iant@google.com>
7886 * dynobj.cc (Versions::add_def): If we give an error about a
7887 missing version, go ahead and create the version anyhow.
7889 2008-07-10 Ian Lance Taylor <iant@google.com>
7891 Handle output sections with more than 0x7fffffff bytes.
7892 * object.h (class Relobj): Change map_to_output_ to
7893 output_sections_, and just keep a section pointer. Change all
7894 uses. Move comdat group support to Sized_relobj.
7895 (Relobj::is_section_specially_mapped): Remove.
7896 (Relobj::output_section): Remove poff parameter. Change all
7898 (Relobj::output_section_offset): New function.
7899 (Relobj::set_section_offset): Rewrite.
7900 (Relobj::map_to_output): Remove.
7901 (Relobj::output_sections): New function.
7902 (Relobj::do_output_section_offset): New pure virtual function.
7903 (Relobj::do_set_section_offset): Likewise.
7904 (class Sized_relobj): Add section_offsets_ field. Add comdat
7905 group support from Relobj. Update declarations.
7906 (Sized_relobj::get_output_section_offset): New function.
7907 (Sized_relobj::do_output_section_offset): New function.
7908 (Sized_relobj::do_set_section_offset): New function.
7909 * object.cc (Relobj::output_section_address): Remove.
7910 (Sized_relobj::Sized_relobj): Initialize new fields.
7911 (Sized_relobj::include_section_group): Cast find_kept_object to
7913 (Sized_relobj::include_linkonce_section): Likewise.
7914 (Sized_relobj::do_layout): Use separate arrays for output section
7916 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7918 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7919 output_sections and section_offsets.
7920 (Sized_relobj::write_local_symbols): Likewise.
7921 (map_to_kept_section): Compute output address directly.
7922 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7923 output_sections and section_offsets.
7924 (Sized_relobj::write_sections): Likewise.
7925 (Sized_relobj::relocate_sections): Likewise.
7926 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7927 * output.h (class Output_reloc): Update declarations. Change
7928 u2_.relobj to Sized_relobj*.
7929 (class Output_data_reloc): Change add functions to use
7931 * output.cc (Output_reloc::Output_reloc): Change relobj to
7933 (Output_reloc::local_section_offset): Change return type to
7934 Elf_Addr. Use get_output_section_offset.
7935 (Output_reloc::get_address): Likewise.
7936 (Output_section::is_input_address_mapped): Don't call
7937 is_section_specially_mapped.
7938 (Output_section::output_offset): Likewise.
7939 (Output_section::output_address): Likewise.
7940 (Output_section::starting_output_address): Likewise.
7941 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7942 parameter to Sized_relobj*.
7943 (Copy_relocs::need_copy_reloc): Likewise.
7944 (Copy_relocs::save): Likewise.
7945 * copy-relocs.h (class Copy_relocs): Update declarations.
7946 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7947 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7948 * target-reloc.h (relocate_for_relocatable): Change
7949 offset_in_output_section type to Elf_Addr. Change code that uses
7951 * layout.cc (Layout::layout): Always set *off.
7952 * mapfile.cc (Mapfile::print_input_section): Use
7953 output_section_offset.
7954 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7956 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7957 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7958 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7960 2008-07-03 Ian Lance Taylor <iant@google.com>
7962 * layout.cc (Layout::include_section): Do not discard unrecognized
7963 SHT_STRTAB sections.
7965 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7967 * script.cc (Lex::can_continue_name): Make '?' allowable in
7968 version-script names.
7969 * testsuite/version_script.map: Change glob pattern to use '?'
7971 2008-06-30 Manish Singh <yosh@gimp.org>
7974 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7977 2008-06-30 Ian Lance Taylor <iant@google.com>
7981 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7982 versions]: Don't try to read the value in the contents, since we
7983 don't use it. Use the template endianness when writing.
7985 2008-06-25 Cary Coutant <ccoutant@google.com>
7987 * fileread.cc (File_read::make_view): Assert on zero-length view.
7988 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7989 symbol table when there are no symbols to read.
7991 2008-06-23 Craig Silverstein <csilvers@google.com>
7993 * version.cc (version_string): Bump to 1.7
7995 2008-06-18 Craig Silverstein <csilvers@google.com>
7997 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7998 constant 0xFFFF to type Valtype.
7999 (Powerpc_relocate_functions::rel16_ha): Likewise.
8001 2008-06-17 Ian Lance Taylor <iant@google.com>
8003 * output.h (Output_section::Input_section): Initialize p2align_ to
8004 zero for Output_section_data constructors.
8005 (Output_section::Input_section::addralign): If not an input
8006 section, return the alignment of the Output_section_data.
8007 * testsuite/copy_test.cc: New file.
8008 * testsuite/copy_test_1.cc: New file.
8009 * testsuite/copy_test_2.cc: New file.
8010 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
8011 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
8012 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
8013 (copy_test_1_pic.o, copy_test_1.so): New targets.
8014 (copy_test_2_pic.o, copy_test_2.so): New targets.
8015 * testsuite/Makefile.in: Rebuild.
8017 * script-sections.cc (Script_sections::place_orphan): Initialize
8018 local variable exact.
8020 2008-06-13 David Edelsohn <edelsohn@gnu.org>
8022 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
8024 2008-06-12 David Edelsohn <edelsohn@gnu.org>
8025 David S. Miller <davem@davemloft.net>
8027 * powerpc.cc: New file.
8028 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8029 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8030 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8031 * Makefile.in: Rebuild.
8033 2008-06-09 Ian Lance Taylor <iant@google.com>
8035 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8037 (throwing, orig_terminate): New static variables.
8038 (terminate_handler): New static function.
8039 (t2): Set terminate handler.
8041 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8044 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8047 2008-05-30 Cary Coutant <ccoutant@google.com>
8049 * archive.cc (Archive::include_all_members) Correct to step
8050 over symbol table and extended name table in thin archives.
8052 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8055 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8058 2008-05-28 Caleb Howe <cshowe@google.com>
8060 * reduced_debug_output.cc: New file.
8061 * reduced_debug_output.h: New file.
8062 * options.h (class General_options): Add --strip-debug-non-line.
8063 * options.cc (General_options::finalize): Add strip_debug_non_line
8064 to the strip heirarchy.
8065 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8067 * layout.cc: Include "reduced_debug_output.h".
8068 (Layout::Layout): Initialize new fields.
8069 (line_only_debug_sections): New static array.
8070 (is_lines_only_debug_sections): New static inline function.
8071 (Layout::include_section): Handle --strip-debug-non-line.
8072 (Layout::make_output_section): If --strip-debug-non-line, build
8073 new output sections for .debug_abbrev and .debug_info.
8074 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8075 gold. Warn about possible overflow.
8076 (read_signed_LEB_128): Likewise.
8077 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8078 (read_signed_LEB_128): Declare.
8079 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8080 (HFILES): Add reduced_debug_output.h.
8081 * Makefile.in: Rebuild.
8083 2008-05-21 Ian Lance Taylor <iant@google.com>
8085 * mapfile.cc: New file.
8086 * mapfile.h: New file.
8087 * options.h (class General_options): Add -M/--print-map and -Map.
8088 * options.cc (General_options::finalize): Make -M equivalent to
8090 * main.cc: Include <cstdio> and "mapfile.h".
8091 (main): Open mapfile if requested.
8092 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8093 constructor. Change caller.
8094 (queue_initial_tasks): Add mapfile parameter. Change caller.
8095 (queue_middle_tasks): Likewise.
8096 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8098 * archive.cc: Include "mapfile.h".
8099 (Archive::add_symbols): Add mapfile parameter. Change all
8100 callers. Pass mapfile, symbol, and reason to include_member.
8101 (Archive::include_all_members): Add mapfile parameter. Change all
8103 (Archive::include_member): Add mapfile, sym, and why parameters.
8104 Change all callers. Report inclusion to map file.
8105 * archive.h: Include "fileread.h".
8106 (class Archive): Update declarations.
8107 (Archive::file): New const method.
8108 (class Add_archive_symbols): Add mapfile_ field. Update
8109 constructor. Change all callers.
8110 * readsyms.h (class Read_symbols): Likewise.
8111 (class Finish_group): Likewise.
8112 (class Read_script): Likewise.
8113 * common.cc: Include "mapfile.h".
8114 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8116 (Symbol_table::do_allocate_commons): Likewise.
8117 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8118 symbol allocation to mapfile.
8119 * common.h (class Allocate_commons_task): Add mapfile_ field.
8120 Update constructor. Change all callers.
8121 * symtab.h (class Symbol_table): Update declarations.
8122 * layout.cc: Include "mapfile.h".
8123 (Layout_task_runner::run): Print information to mapfile.
8124 (Layout::create_gold_note): Change Output_data_fixed_space to
8125 Output_data_zero_fill.
8126 (Layout::create_build_id): Likewise.
8127 (Layout::print_to_mapfile): New function.
8128 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8129 constructor. Change caller.
8130 (class Layout): Declare print_to_mapfile.
8131 * output.cc (Output_section::Input_section::print_to_mapfile): New
8133 (Output_section::add_input_section): If producing a map, always
8134 add to input_sections_ list.
8135 (Output_section::do_print_to_mapfile): New function.
8136 (Output_segment::print_sections_to_mapfile): New function.
8137 (Output_segment::print_section_list_to_mapfile): New function.
8138 * output.h: Include "mapfile.h".
8139 (Output_data::print_to_mapfile): New function.
8140 (Output_data::do_print_to_mapfile): New virtual function.
8141 (Output_segment_headers::do_print_to_mapfile): New function.
8142 (Output_file_header::do_print_to_mapfile): New function.
8143 (Output_data_const::do_print_to_mapfile): New function.
8144 (class Output_data_const_buffer): Add map_name_ field. Update
8145 constructor. Change all callers. Add do_print_to_mapfile
8147 (class Output_data_fixed_space): Likewise.
8148 (class Output_data_space): Likewise.
8149 (class Output_data_zero_fill): New class.
8150 (Output_data_strtab::do_print_to_mapfile): New function.
8151 (Output_data_reloc_base::do_print_to_mapfile): New function.
8152 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8153 (Output_data_group::do_print_to_mapfile): New function.
8154 (Output_data_got::do_print_to_mapfile): New function.
8155 (Output_data_dynamic::do_print_to_mapfile): New function.
8156 (Output_symtab_xindex::do_print_to_mapfile): New function.
8157 (class Output_section): Declare do_print_to_mapflie. Declare
8158 print_to_mapfile in Input_section.
8159 (class Output_segment): Declare new functions.
8160 * object.h (Sized_relobj::symbol_count): New function.
8161 * script-sections.cc
8162 (Output_section_element_dot_assignment::set_section_addresses):
8163 Change Output_data_fixed_space to Output_data_zero_fill.
8164 (Output_data_expression::do_print_to_mapfile): New function.
8165 * script.cc (read_input_script): Add mapfile parameter. Change
8167 * script.h (read_input_script): Update declaration.
8168 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8169 (Eh_frame::do_print_to_mapfile): New function.
8170 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8171 (Output_merge_string::do_print_to_mapfile): New function.
8172 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8174 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8176 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8178 * Makefile.am (CCFILES): Add mapfile.cc.
8179 (HFILES): Add mapfile.h.
8180 * Makefile.in: Rebuild.
8182 2008-05-19 Ian Lance Taylor <iant@google.com>
8184 * options.h (class General_options): Add -z relro.
8185 * layout.cc (Layout::Layout): Initialize relro_segment_.
8186 (Layout::add_output_section_data): Return the output section.
8187 (Layout::make_output_section): Rcognize relro sections and mark
8189 (Layout::attach_allocated_section_to_segment): Put relro sections
8190 in a PT_GNU_RELRO segment.
8191 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8193 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8195 (Layout::linkonce_mapping): Map d.rel.ro.local to
8197 (Layout::output_section_name): Us .data.rel.ro.local for any
8198 section which begins with that.
8199 * layout.h (class Layout): Update add_output_section_data
8200 declaration. Add relro_segment_ field.
8201 * output.cc (Output_section::Output_section): Initialize is_relro_
8202 and is_relro_local_ fields.
8203 (Output_segment::add_output_section): Group relro sections.
8204 (Output_segment::is_first_section_relro): New function.
8205 (Output_segment::maximum_alignment): If there is a relro section,
8206 align the segment to the common page size.
8207 (Output_segment::set_section_addresses): Track whether we are
8208 looking at relro sections. If the last section is a relro
8209 section, align to the common page size.
8210 (Output_segment::set_section_list_addresses): Add in_relro
8211 parameter. Change all callers. Align to the page size when
8212 moving from relro to non-relro section.
8213 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8215 * output.h (class Output_section): Add is_relro_ and
8216 is_relro_local_ fields.
8217 (Output_section::is_relro): New function.
8218 (Output_section::set_is_relro): New function.
8219 (Output_section::is_relro_local): New function.
8220 (Output_section::set_is_relro_local): New function.
8221 (class Output_segment): Update declarations.
8222 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8223 * sparc.cc (Target_sparc::got_section): Likewise.
8224 * x86_64.cc (Target_x86_64::got_section): Likewise.
8225 * testsuite/relro_test_main.cc: New file.
8226 * testsuite/relro_test.cc: New file.
8227 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8228 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8229 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8230 (relro_test.so, relro_test_pic.o): New targets.
8231 * testsuite/Makefile.in: Rebuild.
8233 2008-05-16 Ian Lance Taylor <iant@google.com>
8235 * output.cc (Output_segment::add_output_section): Remove front
8237 * output.h (class Output_segment): Remove
8238 add_initial_output_section and overloaded add_output_section.
8239 Update declaration of remaining add_output_section.
8240 * layout.cc (Layout::create_interp): Call add_output_section
8241 rather than add_initial_output_section.
8242 (Layout::finish_dynamic_section): Likewise.
8244 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8245 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8246 know the dynamic type.
8247 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8248 field. Initialize it in constructor.
8249 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8250 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8251 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8254 * output.cc (Output_reloc::get_address): Change return type to
8256 * output.h (class Output_reloc): Update get_address declaration.
8257 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8258 for section addresses.
8260 2008-05-09 Ian Lance Taylor <iant@google.com>
8263 * gold.cc (gold_nomem): Use return value of write.
8265 2008-05-08 Ian Lance Taylor <iant@google.com>
8267 * symtab.c (Symbol::init_base_output_data): Add version
8268 parameter. Change all callers.
8269 (Symbol::init_base_output_segment): Likewise.
8270 (Symbol::init_base_constant): Likewise.
8271 (Symbol::init_base_undefined): Likewise.
8272 (Sized_symbol::init_output_data): Likewise.
8273 (Sized_symbol::init_output_segment): Likewise.
8274 (Sized_symbol::init_constant): Likewise.
8275 (Sized_symbol::init_undefined): Likewise.
8276 (Symbol_table::do_define_in_output_data): If the new symbol has a
8277 version, mark it as the default.
8278 (Symbol_table::do_define_in_output_segment): Likewise.
8279 (Symbol_table::do_define_as_constant): Likewise.
8280 * symtab.h (class Symbol): Update declarations.
8281 (class Sized_symbol): Likewise.
8282 * resolve.cc (Symbol::override_version): New function.
8283 (Symbol::override_base): Call override_version.
8284 (Symbol::override_base_with_special): Likewise.
8285 * testsuite/ver_script_8.script: New file.
8286 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8287 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8288 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8289 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8291 2008-05-06 Ian Lance Taylor <iant@google.com>
8294 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8296 (class General_options): Remove existing --undefined, and add
8297 --no-undefined instead. Add new --undefined as synonym for -u.
8298 * archive.cc (Archive::add_symbols): Check whether symbol was
8300 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8301 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8302 all uses. Add IS_UNDEFINED. Update declarations to split
8303 different versions of init_base. Declare init_base_undefined.
8304 (Symbol::is_defined): Handle IS_UNDEFINED.
8305 (Symbol::is_undefined): Likewise.
8306 (Symbol::is_weak_undefined): Call is_undefined.
8307 (Symbol::is_absolute): Handle IS_CONSTANT.
8308 (class Sized_symbol): Update declarations to split different
8309 versions of init. Declare init_undefined.
8310 (class Symbol_table): Declare new functions.
8311 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8313 (Symbol::init_base_output_data): Likewise.
8314 (Symbol::init_base_output_segment): Likewise.
8315 (Symbol::init_base_constant): Likewise.
8316 (Symbol::init_base_undefined): New function.
8317 (Sized_symbol::init_object): Rename from init. Change all
8319 (Sized_symbol::init_output_data): Likewise.
8320 (Sized_symbol::init_output_segment): Likewise.
8321 (Sized_symbol::init_constant): Likewise.
8322 (Sized_symbol::init_undefined): New function.
8323 (Symbol_table::add_undefined_symbols_from_command_line): New
8325 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8327 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8328 (Symbol::output_section): Likewise.
8329 (Symbol::set_output_section): Likewise.
8330 (Symbol_table::sized_finalize_symbol): Likewise.
8331 (Symbol_table::sized_write_globals): Likewise.
8332 * resolve.cc (Symbol_table::should_override): Likewise.
8333 (Symbol::override_base_with_special): Likewise.
8335 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8336 symbol, change it to have default visibility.
8337 * testsuite/protected_1.cc: New file.
8338 * testsuite/protected_2.cc: New file.
8339 * testsuite/protected_3.cc: New file.
8340 * testsuite/protected_main_1.cc: New file.
8341 * testsuite/protected_main_2.cc: New file.
8342 * testsuite/protected_main_3.cc: New file.
8343 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8344 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8345 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8346 (protected_1.so): New target.
8347 (protected_1_pic.o, protected_2_pic.o): New targets.
8348 (protected_3_pic.o): New target.
8349 (check_PROGRAMS): Add protected_2.
8350 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8351 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8352 * testsuite/Makefile.in: Rebuild.
8354 * options.h (DEFINE_var): Add set_user_set_##varname__.
8355 (DEFINE_bool_alias): New macro.
8356 (class General_options): Define -Bstatic using DEFINE_bool_alias
8357 rather than DEFINE_special. Add --undefined as an alias for -z
8359 * options.cc (General_options::parse_Bstatic): Remove.
8361 * options.h (class General_options): Add --fatal-warnings.
8362 * main.cc (main): Implement --fatal-warnings.
8363 * errors.h (Errors::warning_count): New function.
8365 * options.h (class General_options): Add -Bsymbolic-functions.
8366 * symtab.h (Symbol::is_preemptible): Check for
8367 -Bsymbolic-functions.
8369 2008-05-05 Ian Lance Taylor <iant@google.com>
8371 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8372 as noVARNAME rather than no-VARNAME.
8373 (class General_options): Add option -z combreloc.
8374 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8376 (Output_reloc::sort_before) [SHT_REL]: New function.
8377 (Output_reloc::sort_before) [SHT_RELA]: New function.
8378 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8379 Sort_relocs_comparison.
8380 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8381 parameter. Change all callers.
8382 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8383 sort_relocs parameter. Change all callers.
8384 * output.cc (Output_reloc::get_address): New function, broken out
8386 (Output_reloc::write_rel): Call it.
8387 (Output_reloc::compare): New function.
8388 (Output_data_reloc_base::do_write): Optionally sort relocs.
8390 * configure.ac: If targ_extra_obj is set, link it in.
8391 * configure.tgt: Initialize all variables.
8392 (x86_64*): Set targ_extra_obj and targ_extra_size.
8393 * configure: Rebuild.
8395 * object.cc (Sized_relobj::include_section_group): Adjust section
8396 indexes read from group data. Build vector to pass to
8398 * layout.cc (Layout::layout_group): Add flags and shndxes
8399 parameters. Remove contents parameter. Change caller. Update
8400 explicit instantiations.
8401 * layout.h (class Layout): Update layout_group declaration.
8402 * output.cc (Output_data_group::Output_data_group): Add flags and
8403 input_shndxes parameters. Remove contents parameter. Change
8405 (Output_data_group::do_write): Change input_sections_ to
8407 * output.h (class Output_data_group): Update constructor
8408 declaration. Rename input_sections_ to input_shndxes_.
8409 * testsuite/many_sections_test.cc: Add template.
8411 2008-04-30 Cary Coutant <ccoutant@google.com>
8413 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8415 * layout.cc (Layout::include_section): Refactored check for debug
8417 (Layout::add_comdat): Add new parameters. Change type
8418 of signature parameter. Add object and shndx to signatures table.
8419 (Layout::find_kept_object): New function.
8420 * layout.h: Include <cstring>.
8421 (Layout::is_debug_info_section): New function.
8422 (Layout::add_comdat): Add new parameters.
8423 (Layout::find_kept_object): New function.
8424 (Layout::Kept_section): New struct.
8425 (Layout::Signatures): Change type of map range.
8426 * object.cc (Relobj::output_section_address): New function.
8427 (Sized_relobj::include_section_group): Add new parameters. Change
8428 calls to Layout::add_comdat. Change to build table of kept comdat
8429 groups and table mapping discarded sections to kept sections.
8430 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8431 (Sized_relobj::do_layout): Change calls to include_section_group and
8432 include_linkonce_section.
8433 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8434 value to zero when section is discarded.
8435 (Sized_relobj::map_to_kept_section): New function.
8436 * object.h (Relobj::output_section_address): New function.
8437 (Relobj::Comdat_group): New type.
8438 (Relobj::find_comdat_group): New function.
8439 (Relobj::Comdat_group_table): New type.
8440 (Relobj::Kept_comdat_section): New type.
8441 (Relobj::Kept_comdat_section_table): New type.
8442 (Relobj::add_comdat_group): New function.
8443 (Relobj::set_kept_comdat_section): New function.
8444 (Relobj::get_kept_comdat_section): New function.
8445 (Relobj::comdat_groups_): New field.
8446 (Relobj::kept_comdat_sections_): New field.
8447 (Symbol_value::input_value): Update comment.
8448 (Sized_relobj::map_to_kept_section) New function.
8449 (Sized_relobj::include_linkonce_section): Add new parameter.
8450 * target-reloc.h (Comdat_behavior): New type.
8451 (get_comdat_behavior): New function.
8452 (relocate_section): Add code to map a discarded section to the
8453 corresponding kept section when applying a relocation.
8455 2008-04-30 Craig Silverstein <csilvers@google.com>
8457 * dwarf_reader.cc (next_generation_count): New static var.
8458 (Addr2line_cache_entry): New struct.
8459 (addr2line_cache): New static var.
8460 (Dwarf_line_info::one_addr2line): Added caching.
8461 (Dwarf_line_info::clear_addr2line_cache): New function.
8462 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8463 cache-size parameter.
8464 (Dwarf_line_info::one_addr2line_cache): New function.
8465 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8466 new cache-size argument to one_addr2line(), and clear cache.
8468 2008-04-28 Cary Coutant <ccoutant@google.com>
8470 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8471 R_386_PC8 relocations.
8473 2008-04-23 Ian Lance Taylor <iant@google.com>
8475 * object.cc (Sized_relobj::include_section_group): Check for
8476 invalid section group.
8478 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8481 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8482 than read for file header.
8483 * archive.cc (Archive::include_member): Likewise.
8485 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8487 * aclocal.m4: Regenerate.
8488 * configure: Regenerate.
8490 2008-04-19 Ian Lance Taylor <iant@google.com>
8492 * version.cc (version_string): Bump to 1.6.
8494 * testsuite/Makefile.am (many_sections_r_test): New target.
8495 (many_sections_r_test_SOURCES): Remove.
8496 (many_sections_r_test_DEPENDENCIES): Remove.
8497 (many_sections_r_test_LDFLAGS): Remove.
8498 (many_sections_r_test_LDADD): Remove.
8500 * object.cc (Sized_relobj::do_add_symbols): Always pass
8501 local_symbol_count_ to add_from_relobj.
8503 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8504 every thousand variables.
8505 * testsuite/Makefile.in: Rebuild.
8507 * object.cc (Xindex::initialize_symtab_xindex): New function.
8508 (Xindex::read_symtab_xindex): New function.
8509 (Xindex::sym_xindex_to_shndx): New function.
8510 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8512 (Sized_relobj::do_initialize_xindex): New function.
8513 (Sized_relobj::do_read_symbols): Adjust section links.
8514 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8515 parameter. Change all callers.
8516 (Sized_relobj::include_section_group): Adjust section links and
8517 symbol section indexes.
8518 (Sized_relobj::do_layout): Adjust section links.
8519 (Sized_relobj::do_count_local_symbols): Adjust section links and
8520 symbol section indexes.
8521 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8522 ordinary and special symbols.
8523 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8524 dynsym_xindex parameters. Change all callers. Adjust section
8525 links. Use SHN_XINDEX when needed.
8526 (Sized_relobj::get_symbol_location_info): Adjust section links.
8527 Don't get fooled by special symbols.
8528 * object.h (class Xindex): Define.
8529 (class Object): Add xindex_ parameter. Declare virtual functoin
8530 do_initialize_xindex.
8531 (Object::adjust_sym_shndx): New function.
8532 (Object::set_xindex): New protected function.
8533 (class Symbol_value): Add is_ordinary_shndx_ field.
8534 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8535 (Symbol_value::value): Assert ordinary section.
8536 (Symbol_value::initialize_input_to_output_map): Likewise.
8537 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8539 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8541 (class Sized_relobj): Update declarations.
8542 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8543 parameter. Change all callers.
8544 (Sized_relobj::adjust_shndx): New function.
8545 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8547 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8548 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8549 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8550 (Sized_dynobj::read_dynsym_section): Adjust section links.
8551 (Sized_dynobj::read_dynamic): Likewise.
8552 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8554 (Sized_dynobj::do_initialize_xindex): New function.
8555 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8556 do_initialize_xindex.
8557 (Sized_dynobj::adjust_shndx): New function.
8558 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8559 dynsym_xindex_ fields.
8560 (Layout::finalize): Add a call to set_section_indexes before
8561 creating the symtab sections.
8562 (Layout::set_section_indexes): Don't do anything if the section
8563 already has a section index.
8564 (Layout::create_symtab_sections): Add shnum parameter. Change
8565 caller. Create .symtab_shndx section if needed.
8566 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8568 (Layout::allocated_output_section_count): New function.
8569 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8571 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8572 fields. Update declarations.
8573 (Layout::symtab_xindex): New function.
8574 (Layout::dynsym_xindex): New function.
8575 (class Write_symbols_task): Add layout_ field.
8576 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8578 * output.cc (Output_section_headers::Output_section_headers): Add
8579 shstrtab_section parameter. Change all callers.
8580 (Output_section_headers::do_sized_write): Store overflow values
8581 for section count and section string table section index in
8582 section header zero.
8583 (Output_file_header::do_sized_write): Check for overflow of
8584 section count and section string table section index.
8585 (Output_symtab_xindex::do_write): New function.
8586 (Output_symtab_xindex::endian_do_write): New function.
8587 * output.h (class Output_section_headers): Add shstrtab_section_.
8588 Update declarations.
8589 (class Output_symtab_xindex): Define.
8590 (Output_section::has_out_shndx): New function.
8591 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8593 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8595 (Sized_symbol::init): Likewise.
8596 (Symbol::output_section): Check for ordinary symbol.
8597 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8598 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8600 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8601 Change all callers. Simplify handling of symbols from sections
8602 not included in the link.
8603 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8605 (Weak_alias_sorter::operator()): Assert that symbols are
8607 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8609 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8610 parameters. Change all callers.
8611 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8612 symbol distinction. Use SHN_XINDEX when needed.
8613 (Symbol_table::write_section_symbol): Add symtab_xindex
8614 parameter. Change all callers.
8615 (Symbol_table::sized_write_section_symbol): Likewise. Use
8616 SHN_XINDEX when needed.
8617 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8619 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8620 (Symbol::is_defined): Check is_ordinary.
8621 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8622 (Symbol::is_absolute, Symbol::is_common): Likewise.
8623 (class Sized_symbol): Update declarations.
8624 (class Symbol_table): Update declarations.
8625 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8626 parameters. Change all callers.
8627 (Sized_symbol::override): Likewise.
8628 (Symbol_table::override): Likewise.
8629 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8630 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8631 is_ordinary, and orig_st_shndx parameters. Change all callers.
8632 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8633 to be in an ordinary section.
8634 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8635 object and is_ordinary parameters. Change all callers.
8636 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8637 Change all callers. Don't add undefined or non-ordinary symbols
8639 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8641 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8643 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8644 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8645 (Sized_relobj::relocate_sections): Likewise.
8646 * target-reloc.h (scan_relocs): Adjust section symbol index.
8647 (scan_relocatable_relocs): Likewise.
8648 * i386.cc (Scan::local): Check for ordinary symbols.
8649 * sparc.cc (Scan::local): Likewise.
8650 * x86_64.cc (Scan::local): Likewise.
8651 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8652 to symbol_section_and_value.
8653 * testsuite/many_sections_test.cc: New file.
8654 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8655 (check_PROGRAMS): Add many_sections_test.
8656 (many_sections_test_SOURCES): Define.
8657 (many_sections_test_DEPENDENCIES): Define.
8658 (many_sections_test_LDFLAGS): Define.
8659 (BUILT_SOURCES): Add many_sections_define.h.
8660 (many_sections_define.h): New target.
8661 (BUILT_SOURCES): Add many_sections_check.h.
8662 (many_sections_check.h): New target.
8663 (check_PROGRAMS): Add many_sections_r_test.
8664 (many_sections_r_test_SOURCES): Define.
8665 (many_sections_r_test_DEPENDENCIES): Define.
8666 (many_sections_r_test_LDFLAGS): Define.
8667 (many_sections_r_test_LDADD): Define.
8668 (many_sections_r_test.o): New target.
8669 * testsuite/Makefile.in: Rebuild.
8671 2008-04-17 Cary Coutant <ccoutant@google.com>
8673 * errors.cc (Errors::info): New function.
8674 (gold_info): New function.
8675 * errors.h (Errors::info): New function.
8676 * gold.h (gold_info): New function.
8677 * object.cc (Input_objects::add_object): Print trace output.
8678 * options.cc (options::parse_set): New function.
8679 (General_options::parse_wrap): Deleted.
8680 (General_options::General_options): Deleted initializer.
8681 * options.h (options::String_set): New typedef.
8682 (options::parse_set): New function.
8683 (DEFINE_set): New macro.
8684 (General_options::wrap): Changed to use DEFINE_set. Changed
8685 callers of any_wrap_symbols and is_wrap_symbol.
8686 (General_options::trace, General_options::trace_symbol):
8688 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8689 (General_options::wrap_symbols_): Deleted.
8690 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8692 2008-04-17 David S. Miller <davem@davemloft.net>
8694 * options.cc (General_options::parse_V): New function.
8695 * options.h: Add entries for -V and -Qy.
8697 2008-04-17 Ian Lance Taylor <iant@google.com>
8699 * common.cc (Symbol_table::allocate_commons): Remove options
8700 parameter. Change caller.
8701 (Symbol_table::do_allocate_commons): Remove options parameter.
8702 Change caller. Just call do_allocate_commons_list twice.
8703 (Symbol_table::do_allocate_commons_list): New function, broken out
8704 of do_allocate_commons.
8705 * common.h (class Allocate_commons_task): Remove options_ field.
8707 * symtab.cc (Symbol_table::Symbol_table): Initialize
8709 (Symbol_table::add_from_object): Put TLS common symbols on
8711 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8712 which are IN_OUTPUT_DATA.
8713 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8714 allocate_commons and do_allocate_commons declarations. Declare
8715 do_allocate_commons_list.
8716 * gold.cc (queue_middle_tasks): Update creation of
8717 Allocate_commons_task to not pass options.
8718 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8719 (TLS_TEST_C_FLAGS): New variable.
8720 (tls_test_c_pic.o): New target.
8721 (tls_test_shared.so): Link in tls_test_c_pic.o.
8722 (tls_test_c_pic_ie.o): New target.
8723 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8724 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8725 (tls_test_c.o): New target.
8726 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8727 (tls_pic_test_LDADD): Likewise.
8728 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8729 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8730 (tls_test_c_gnu2.o): New target.
8731 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8733 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8734 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8735 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8736 * testsuite/tls_test.cc: Include "config.h".
8737 (t_last): Call t11_last.
8738 * testsuite/tls_test.h (t11, t11_last): Declare.
8739 * testsuite/tls_test_c.c: New file.
8740 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8741 * configure.ac: Check for OpenMP support.
8742 * configure, config.in, Makefile.in: Rebuild.
8743 * testsuite/Makefile.in: Rebuild.
8745 2008-04-16 Cary Coutant <ccoutant@google.com>
8747 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8748 (Target_i386::tls_base_symbol_defined_): New field.
8749 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8750 (Target_i386::Scan::global): Likewise.
8751 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8752 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8753 (Target_x86_64::tls_base_symbol_defined_): New field.
8754 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8755 (Target_x86_64::Scan::global): Likewise.
8757 2008-04-16 Cary Coutant <ccoutant@google.com>
8759 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8760 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8761 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8762 building shared libraries.
8763 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8764 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8765 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8766 * testsuite/Makefile.in: Rebuild.
8767 * testsuite/weak_undef.h: New file.
8768 * testsuite/weak_undef_file1.cc: Add extra test cases.
8769 * testsuite/weak_undef_file2.cc: Likewise.
8770 * testsuite/weak_undef_test.cc: Likewise.
8772 2008-04-16 David S. Miller <davem@davemloft.net>
8774 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8775 Add issued_non_pic_error_ field. Declare check_non_pic.
8776 (Target_sparc::Scan::check_non_pic): New function.
8777 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8778 (Target_sparc::Scan::global): Likewise.
8780 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8781 * configure: Rebuild.
8783 * options.h (DEFINE_enable): New macro.
8784 (new_dtags): New enable option.
8785 (initfirst, interpose, loadfltr, nodefaultlib,
8786 nodelete, nodlopen, nodump): New -z options.
8787 * layout.cc (Layout:finish_dynamic_section): If new
8788 dtags enabled, emit DT_RUNPATH. Also, emit a
8789 DT_FLAGS_1 containing any specified -z flags.
8791 2008-04-16 Ian Lance Taylor <iant@google.com>
8793 * copy-relocs.cc: New file.
8794 * copy-relocs.h: New file.
8795 * reloc.cc: Remove Copy_relocs code.
8796 * reloc.h: Likewise.
8797 * reloc-types.h (struct Reloc_types) [both versions]: Add
8798 get_reloc_addend_noerror.
8799 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8800 variants of add_global which take an addend which must be zero.
8801 * i386.cc: Include "copy-relocs.h".
8802 (class Target_i386): Change type of copy_relocs_ to variable,
8804 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8806 (Target_i386::do_finalize_sections): Change handling of
8808 * sparc.cc: Include "copy-relocs.h".
8809 (class Target_sparc): Change type of copy_relocs_ to variable,
8811 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8813 (Target_sparc::do_finalize_sections): Change handling of
8815 * x86_64.cc: Include "copy-relocs.h".
8816 (class Target_x86_64): Change type of copy_relocs_ to variable,
8818 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8819 class. Change all callers.
8820 (Target_x86_64::do_finalize_sections): Change handling of
8822 * Makefile.am (CCFILES): Add copy-relocs.cc.
8823 (HFILES): Add copy-relocs.h.
8825 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8827 * testsuite/script_test_4.sh: Permit leading zeroes.
8829 2008-04-15 Ian Lance Taylor <iant@google.com>
8831 * script-sections.cc (Script_sections::create_segments): Use
8832 header_size_adjustment even when there is enough room for the
8834 * testsuite/script_test_4.sh: New file.
8835 * testsuite/script_test_4.t: New file.
8836 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8837 (check_DATA): Add script_test_4.stdout.
8838 (MOSTLYCLEANFILES): Likewise.
8839 (script_test_4): New target.
8840 (script_test_4.stdout): New target.
8841 * testsuite/Makefile.in: Rebuild.
8843 * sparc.cc: Add definitions for Output_data_plt_sparc class
8846 2008-04-14 David S. Miller <davem@davemloft.net>
8848 * sparc.cc: New file.
8849 * Makefile.am (TARGETSOURCES): Add sparc.cc
8850 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8851 * configure.tgt: Document targ_extra_size and
8852 targ_extra_big_endian. Add entries for sparc-* and
8854 * configure.ac: Handle targ_extra_size and
8855 targ_extra_big_endian.
8856 * Makefile.in: Rebuild.
8857 * configure: Likewise.
8858 * po/POTFILES.in: Likewise.
8859 * po/gold.pot: Likewise.
8861 2008-04-14 Ian Lance Taylor <iant@google.com>
8863 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8864 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8865 in the name/type/flags to section mapping. Don't call
8866 allocate_output_section.
8867 (Layout::choose_output_section): Change parameter from adjust_name
8868 to is_input_section. Don't permit input sections after sections
8869 are attached to segments. Don't call allocate_output_section.
8870 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8871 not write_enable_output_section.
8872 (Layout::make_output_section): Don't push to
8873 unattached_section_list_ nor call attach_to_segment. Call
8874 attach_section_to_segment if sections are attached.
8875 (Layout::attach_sections_to_segments): New function.
8876 (Layout::attach_section_to_segment): New function.
8877 (Layout::attach_allocated_section_to_segment): Rename from
8878 attach_to_segment. Remove flags parameter.
8879 (Layout::allocate_output_section): Remove function.
8880 (Layout::write_enable_output_section): Remove function.
8881 * layout.h (class Layout): Update for above changes. Add new
8882 field sections_are_attached_.
8883 * output.h (Output_section::update_flags_for_input_section): New
8885 * output.cc (Output_section::add_input_section): Call
8886 update_flags_for_input_section.
8887 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8889 2008-04-11 Cary Coutant <ccoutant@google.com>
8891 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8892 thought unnecessary.
8893 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8895 2008-04-11 Ian Lance Taylor <iant@google.com>
8897 * output.h (class Output_section_data): Remove inline definition
8899 * output.cc (Output_section_data::set_addralign): New function.
8901 2008-04-11 Cary Coutant <ccoutant@google.com>
8903 Add support for TLS descriptors for i386 and x86_64.
8904 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8905 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8906 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8908 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8909 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8910 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8912 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8913 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8914 Fix problem with initial-exec relocations.
8915 (Target_i386::Relocate::relocate_tls): Likewise.
8916 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8918 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8919 support for section-plus-offset dynamic table entries.
8920 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8921 (Output_data_dynamic::Dynamic_entry): Add support for
8922 section-plus-offset dynamic table entries.
8923 (Output_data_dynamic::Classification): Likewise.
8924 (Output_data_dynamic::classification_): Renamed offset_.
8925 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8926 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8927 (Target_x86_64::make_plt_section): New function.
8928 (Target_x86_64::reserve_tlsdesc_entries): New function.
8929 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8930 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8931 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8932 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8933 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8934 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8935 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8936 add extra PLT entry for TLS descriptors.
8937 (Output_data_plt_x86_64::got_): New field.
8938 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8939 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8941 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8943 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8944 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8945 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8946 R_386_TLS_DESC_CALL relocations.
8947 (Target_x86_64::Scan::global): Likewise.
8948 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8949 for TLS descriptors.
8950 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8951 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8952 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8953 GD-to-IE relaxation.
8954 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8955 and TLS_DESCRIPTORS.
8956 * Makefile.in: Rebuild.
8957 * configure: Rebuild.
8958 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8959 (tls_test_shared2.so): New target.
8960 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8961 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8962 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8963 (tls_shared_gd_to_ie_test_LDADD): New variable.
8964 (tls_shared_gnu2_gd_to_ie_test): New target.
8965 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8967 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8968 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8969 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8970 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8971 (tls_shared_gnu2_test): New target.
8972 (tls_test_gnu2_shared.so): New target.
8973 (tls_shared_gnu2_test_SOURCES): New variable.
8974 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8975 (tls_shared_gnu2_test_LDFLAGS): New variable.
8976 (tls_shared_gnu2_test_LDADD): New variable.
8977 * testsuite/Makefile.in: Rebuild.
8978 * testsuite/Makefile.
8980 2008-04-11 Ian Lance Taylor <iant@google.com>
8982 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8984 * testsuite/Makefile.in: Rebuild.
8986 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8988 * testsuite/script_test_2.cc (main): Adjust test.
8990 2008-04-11 David S. Miller <davem@davemloft.net>
8991 Ian Lance Taylor <iant@google.com>
8993 * options.h (General_options): Add entries for '-Y' and
8995 * options.cc (General_options:finalize): If -Y was used, add those
8996 entries to the library path instead of the default "/lib" and
8999 2008-04-11 David S. Miller <davem@davemloft.net>
9001 * testsuite/justsyms.t: Start at 0x100.
9002 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
9003 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
9005 * testsuite/script_test_2.cc: Adjust string and section length
9008 2008-04-09 Ian Lance Taylor <iant@google.com>
9011 * script-sections.cc (Sections_element::allocate_to_segment): Add
9013 (Output_section_definition::allocate_to_segment): Likewise.
9014 (Orphan_output_section::allocate_to_segment): Likewise.
9015 (Script_sections::attach_sections_using_phdrs_clause): Don't
9016 propagate non-PT_LOAD segments to orphan sections.
9017 * testsuite/Makefile.am (script_test_3.stdout): Generate using
9018 readelf rather than objdump.
9019 * testsuite/script_test_3.sh: Adjust accordingly. Test that
9020 .interp section and PT_INTERP segment are the same size.
9021 * testsuite/Makefile.in: Rebuild.
9023 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
9024 aliases for symbols defined in the same object.
9025 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
9026 (weak_alias_test_SOURCES): New variable.
9027 (weak_alias_test_DEPENDENCIES): New variable.
9028 (weak_alias_test_LDFLAGS): New variable.
9029 (weak_alias_test_LDADD): New variable.
9030 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9031 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9032 (weak_alias_test_3.o): New target.
9033 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9034 * testsuite/weak_alias_test_main.cc: New file.
9035 * testsuite/weak_alias_test_1.cc: New file.
9036 * testsuite/weak_alias_test_2.cc: New file.
9037 * testsuite/weak_alias_test_3.cc: New file.
9039 2008-04-08 Ian Lance Taylor <iant@google.com>
9041 * options.h (class General_options): Add --noinhibit-exec option.
9042 * main.cc (main): Check --noinhibit-exec.
9044 * options.h (class General_options): Define --wrap as a special
9045 option. Add wrap_symbols_ field.
9046 (General_options::any_wrap_symbols): New function.
9047 (General_options::is_wrap_symbol): New function.
9048 * options.cc (General_options::parse_wrap): New function.
9049 (General_options::General_options): Initialize wrap_symbols_.
9050 * symtab.cc (Symbol_table::wrap_symbol): New function.
9051 (Symbol_table::add_from_object): Handle --wrap.
9052 * symtab.h (class Symbol_table): Declare wrap_symbol.
9053 * target.h (Target::wrap_char): New function.
9054 (Target::Target_info): Add wrap_char field.
9055 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9056 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9057 * testsuite/testfile.cc (Target_test::test_target_info):
9060 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9063 * layout.h (class Layout): Add added_eh_frame_data_ field.
9064 * layout.cc (Layout::Layout): Initialize new field.
9065 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9066 output section until we find a section we merged successfully.
9067 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9068 that the size be non-zero.
9070 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9073 2008-04-08 Craig Silverstein <csilvers@google.com>
9075 * configure.ac: Export new conditional variable HAVE_ZLIB.
9076 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9078 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9079 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9081 2008-04-07 Ian Lance Taylor <iant@google.com>
9083 * version.cc (version_string): Set to "1.5".
9085 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9086 Add issued_non_pic_error_ field. Declare check_non_pic.
9087 (Target_x86_64::Scan::check_non_pic): New function.
9088 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9089 (Target_x86_64::Scan::global): Likewise.
9091 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9092 addend parameter. Change caller. Handle merge sections.
9093 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9094 Address to Addend. Don't add in the result of
9095 local_section_offset, pass down the addend and use the returned
9097 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9098 Update declarations of local_section_offset and symbol_value.
9099 * testsuite/two_file_test_1.cc (t18): New function.
9100 * testsuite/two_file_test_2.cc (f18): New function.
9101 * testsuite/two_file_test_main.cc (main): Call t18.
9102 * testsuite/two_file_test.h (t18, f18): Declare.
9104 * configure.ac: Don't test for objdump, c++filt, or readelf.
9105 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9107 (TEST_READELF): New variable.
9108 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9109 (check_PROGRAMS): Add two_file_strip_test.
9110 (two_file_strip_test): New target.
9111 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9112 (two_file_same_shared_strip_test_SOURCES): New variable.
9113 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9114 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9115 (two_file_same_shared_strip_test_LDADD): New variable.
9116 (two_file_shared_strip.so): New target.
9117 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9118 (ver_test_5.syms, ver_test_7.syms): Likewise.
9119 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9120 (strip_test_3.stdout): Use TEST_OBJDUMP.
9121 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9123 2008-04-04 Cary Coutant <ccoutant@google.com>
9125 * symtab.h (Symbol::is_weak_undefined): New function.
9126 (Symbol::is_strong_undefined): New function.
9127 (Symbol::is_absolute): New function.
9128 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9129 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9131 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9132 (weak_undef_test): New target.
9133 * testsuite/Makefile.in: Rebuild.
9134 * testsuite/weak_undef_file1.cc: New file.
9135 * testsuite/weak_undef_file2.cc: New file.
9136 * testsuite/weak_undef_test.cc: New file.
9138 2008-04-03 Craig Silverstein <csilvers@google.com>
9140 * compressed_output.h (class Output_compressed_section): Use
9142 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9144 (zlib_compressed_suffix): Removed.
9145 (Output_compressed_section::set_final_data_size): Use unsigned
9147 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9148 Fix linker invocation.
9149 (flagstest_o_specialfile_and_compress_debug_sections):
9151 * testsuite/Makefile.in: Regenerated.
9153 2008-04-02 David S. Miller <davem@davemloft.net>
9155 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9156 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9158 2008-04-02 Craig Silverstein <csilvers@google.com>
9162 2008-04-02 Ian Lance Taylor <iant@google.com>
9164 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9165 parameters. Update for new key type to views_. Change all
9167 (File_read::read): Adjust for byteshift in returned view.
9168 (File_read::add_view): New function, broken out of
9170 (File_read::make_view): New function, broken out of
9172 (File_read::find_or_make_view): Add offset and aligned
9173 parameters. Rewrite accordingly. Change all callers.
9174 (File_read::get_view): Add offset and aligned parameters. Adjust
9175 for byteshift in return value.
9176 (File_read::get_lasting_view): Likewise.
9177 * fileread.h (class File_read): Update declarations.
9178 (class File_read::View): Add byteshift_ field. Add byteshift to
9179 constructor. Add byteshift method.
9180 * archive.h (Archive::clear_uncached_views): New function.
9181 (Archive::get_view): Add aligned parameter. Change all callers.
9182 * object.h (Object::get_view): Add aligned parameter. Change all
9184 (Object::get_lasting_view): Likewise.
9186 * fileread.cc (File_read::release): Don't call clear_views if
9187 there are multiple objects.
9188 * fileread.h (File_read::clear_uncached_views): New function.
9189 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9192 2008-03-31 Cary Coutant <ccoutant@google.com>
9194 Add thin archive support.
9195 * archive.cc (Archive::armagt): New const.
9196 (Archive::setup): Remove task parameter and calls to unlock.
9197 (Archive::unlock_nested_archives): New function.
9198 (Archive::read_header): Add nested_off parameter. Change
9200 (Archive::interpret_header): Likewise.
9201 (Archive::include_all_members): Change to handle thin
9203 (Archive::include_member): Likewise.
9204 * archive.h (Archive::Archive): Add new parameters and
9206 (Archive::armagt): New const.
9207 (Archive::setup): Remove task parameter.
9208 (Archive::unlock_nested_archives): New function.
9209 (Archive::read_header): Add nested_off parameter.
9210 (Archive::interpret_header): Likewise.
9211 (Archive::Nested_archive_table): New typedef.
9212 (Archive::is_thin_archive_): New field.
9213 (Archive::nested_archives_): New field.
9214 (Archive::options_): New field.
9215 (Archive::dirpath_): New field.
9216 (Archive::task_): New field.
9217 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9218 for thin archives. Pass additional parameters to
9219 Archive::Archive. Unlock the archive file after calling
9222 2008-03-29 Ian Lance Taylor <iant@google.com>
9224 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9225 version symbol to be local.
9226 * testsuite/ver_test_4.sh: New file.
9227 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9228 (check_DATA): Add ver_test_4.syms.
9229 (ver_test_4.syms): New target.
9230 * testsuite/Makefile.in: Rebuild.
9233 (Output_section::Input_section_sort_entry::has_priority): New
9235 (Output_section::Input_section_sort_entry::match_file_name): New
9237 (Output_section::Input_section_sort_entry::match_section_name):
9239 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9241 (Output_section::Input_section_sort_entry::match_section_file):
9243 (Output_section::Input_section_sort_compare::operator()): Rewrite
9244 using new Input_section_sort_entry functions. Sort crtbegin and
9245 crtend first. Sort sections with no priority before sections with
9247 * testsuite/initpri1.c (d3): Check j != 4.
9248 (cd5): New constructor/destructor function.
9249 (main): Check j != 2.
9251 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9252 new symbol when resolving, don't call set_is_default.
9253 * testsuite/ver_test_7.cc: New file.
9254 * testsuite/ver_test_7.sh: New file.
9255 * testsuite/Makefile.am (ver_test_7.so): New target.
9256 (ver_test_7.o): New target.
9257 (check_SCRIPTS): Add ver_test_7.sh.
9258 (check_DATA): Add ver_test_7.syms.
9259 (ver_test_7.syms): New target.
9261 2008-03-28 Ian Lance Taylor <iant@google.com>
9263 * layout.cc (Layout::layout): If we see an input section with a
9264 name that needs sorting, set the must_sort flag for the output
9266 (Layout::make_output_section): If the name of the output section
9267 indicates that it might require sorting, set the may_sort flag.
9268 * output.h (Output_section::may_sort_attached_input_sections): New
9270 (Output_section::set_may_sort_attached_input_sections): New
9272 (Output_section::must_sort_attached_input_sections): New
9274 (Output_section::set_must_sort_attached_input_sections): New
9276 (class Output_section): Declare Input_section_sort_entry. Define
9277 Input_section_sort_compare. Declare
9278 sort_attached_input_sections. Add new fields:
9279 may_sort_attached_input_sections_,
9280 must_sort_attached_input_sections_,
9281 attached_input_sections_are_sorted_.
9282 * output.cc (Output_section::Output_section): Initialize new
9284 (Output_section::add_input_section): Add an entry to
9285 input_sections_ if may_sort or must_sort are true.
9286 (Output_section::set_final_data_size): Call
9287 sort_attached_input_sections if necessary.
9288 (Output_section::Input_section_sort_entry): Define new class.
9289 (Output_section::Input_section_sort_compare::operator()): New
9291 (Output_section::sort_attached_input_sections): New function.
9292 * configure.ac: Check whether the compiler supports constructor
9293 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9294 * testsuite/initpri1.c: New file.
9295 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9296 CONSTRUCTOR_PRIORITY.
9297 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9298 (initpri1_LDFLAGS): New variable.
9299 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9301 2008-03-27 Ian Lance Taylor <iant@google.com>
9303 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9304 * testsuite/common_test_1.c: New file.
9305 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9306 (common_test_1_SOURCES): New variable.
9307 (common_test_1_DEPENDENCIES): New variable.
9308 (common_test_1_LDFLAGS): New variable.
9310 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9311 and commons_ correctly when NAME/VERSION does not override
9313 * testsuite/ver_test_6.c: New file.
9314 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9315 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9316 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9318 2008-03-26 Ian Lance Taylor <iant@google.com>
9320 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9321 of an undefined symbol from a version script.
9322 * testsuite/Makefile.am (ver_test_5.so): New target.
9323 (ver_test_5.o): New target.
9324 (check_SCRIPTS): Add ver_test_5.sh.
9325 (check_DATA): Add ver_test_5.syms.
9326 (ver_test_5.syms): New target.
9327 * testsuite/ver_test_5.cc: New file.
9328 * testsuite/ver_test_5.script: New file.
9329 * testsuite/ver_test_5.sh: New file.
9330 * Makefile.in, testsuite/Makefile.in: Rebuild.
9333 Fix problems building gold with gcc 4.3.0.
9334 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9335 (gold_error_at_location, gold_warning_at_location): Use it.
9336 * configure.ac: Check whether we can compile and use a template
9337 function with a printf attribute.
9338 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9339 when jumping over bytes.
9340 * object.cc: Instantiate Object::read_section_data.
9341 * debug.h: Include <cstring>
9342 * dwarf_reader.cc: Include <algorithm>
9343 * main.cc: Include <cstring>.
9344 * options.cc: Include <cstring>.
9345 * output.cc: Include <cstring>.
9346 * script.cc: Include <cstring>.
9347 * script.h: Include <string>.
9348 * symtab.cc: Include <cstring> and <algorithm>.
9349 * target-select.cc: Include <cstring>.
9350 * version.cc: Include <string>.
9351 * testsuite/testmain.cc: Include <cstdlib>.
9352 * configure, config.in: Rebuild.
9354 2008-03-25 Ian Lance Taylor <iant@google.com>
9356 * options.cc: Include "../bfd/bfdver.h".
9357 (options::help): Print bug reporting address.
9359 * version.cc (print_version): Adjust output for current value of
9364 * options.cc (options::help): Print list of supported targets.
9365 * target-select.h: Include <vector>.
9366 (class Target_selector): Make machine_, size_, and is_big_endian_
9367 fields const. Add bfd_name_ and instantiated_target_ fields.
9368 (Target_selector::Target_selector): Add bfd_name parameter.
9369 (Target_selector::recognize): Make non-virtual, call
9371 (Target_selector::recognize_by_name): Make non-virtual, call
9372 do_recognize_by_name.
9373 (Target_selector::supported_names): New function.
9374 (Target_selector::bfd_name): New function.
9375 (Target_selector::do_instantiate_target): New pure virtual
9377 (Target_selector::do_recognize): New virtual function.
9378 (Target_selector::do_recognize_by_name): New virtual function.
9379 (Target_selector::instantiate_target): New private function.
9380 (supported_target_names): Declare.
9381 * target-select.cc (Target_selector::Target_selector): Update for
9382 new parameter and fields.
9383 (select_target_by_name): Check that the name matches before
9384 calling recognize_by_name.
9385 (supported_target_names): New function.
9386 * i386.cc (class Target_selector_i386): Update Target_selector
9387 constructor call. Remove recognize and recognize_by_name. Add
9388 do_instantiate_target.
9389 * x86_64.cc (class Target_selector_x86_64): Likewise.
9390 * testsuite/testfile.cc (class Target_selector_test): Update for
9391 changes to Target_selector.
9393 * README: Rewrite, with some notes on unsupported features.
9395 2008-03-24 Cary Coutant <ccoutant@google.com>
9397 * i386.cc (Target_i386::Got_type): New enum declaration.
9398 (Target_i386::Scan::local): Updated callers of Output_data_got
9400 (Target_i386::Scan::global): Likewise.
9401 (Target_i386::Relocate::relocate): Likewise.
9402 (Target_i386::Relocate::relocate_tls): Likewise.
9403 * object.h (Got_offset_list): New class.
9404 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9405 (Sized_relobj::local_got_offset): Likewise.
9406 (Sized_relobj::set_local_got_offset): Likewise.
9407 (Sized_relobj::local_has_tls_got_offset): Removed.
9408 (Sized_relobj::local_tls_got_offset): Removed.
9409 (Sized_relobj::set_local_tls_got_offset): Removed.
9410 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9411 * output.cc (Output_data_got::add_global): Added got_type parameter.
9412 (Output_data_got::add_global_with_rel): Likewise.
9413 (Output_data_got::add_global_with_rela): Likewise.
9414 (Output_data_got::add_global_pair_with_rel): New function.
9415 (Output_data_got::add_global_pair_with_rela): New function.
9416 (Output_data_got::add_local): Added got_type parameter.
9417 (Output_data_got::add_local_with_rel): Likewise.
9418 (Output_data_got::add_local_with_rela): Likewise.
9419 (Output_data_got::add_local_pair_with_rel): New function.
9420 (Output_data_got::add_local_pair_with_rela): New function.
9421 (Output_data_got::add_global_tls): Removed.
9422 (Output_data_got::add_global_tls_with_rel): Removed.
9423 (Output_data_got::add_global_tls_with_rela): Removed.
9424 (Output_data_got::add_local_tls): Removed.
9425 (Output_data_got::add_local_tls_with_rel): Removed.
9426 (Output_data_got::add_local_tls_with_rela): Removed.
9427 * output.h (Output_data_got::add_global): Added got_type parameter.
9428 (Output_data_got::add_global_with_rel): Likewise.
9429 (Output_data_got::add_global_with_rela): Likewise.
9430 (Output_data_got::add_global_pair_with_rel): New function.
9431 (Output_data_got::add_global_pair_with_rela): New function.
9432 (Output_data_got::add_local): Added got_type parameter.
9433 (Output_data_got::add_local_with_rel): Likewise.
9434 (Output_data_got::add_local_with_rela): Likewise.
9435 (Output_data_got::add_local_pair_with_rel): New function.
9436 (Output_data_got::add_local_pair_with_rela): New function.
9437 (Output_data_got::add_global_tls): Removed.
9438 (Output_data_got::add_global_tls_with_rel): Removed.
9439 (Output_data_got::add_global_tls_with_rela): Removed.
9440 (Output_data_got::add_local_tls): Removed.
9441 (Output_data_got::add_local_tls_with_rel): Removed.
9442 (Output_data_got::add_local_tls_with_rela): Removed.
9443 * resolve.cc (Symbol::override_base_with_special): Removed
9444 reference to has_got_offset_ field.
9445 * symtab.cc (Symbol::init_fields): Replaced initialization
9446 of got_offset_ with got_offsets_. Removed initialization
9448 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9449 (Symbol::got_offset): Likewise.
9450 (Symbol::set_got_offset): Likewise.
9451 (Symbol::has_tls_got_offset): Removed.
9452 (Symbol::tls_got_offset): Removed.
9453 (Symbol::set_tls_got_offset): Removed.
9454 (Symbol::got_offset_): Removed.
9455 (Symbol::tls_mod_got_offset_): Removed.
9456 (Symbol::tls_pair_got_offset_): Removed.
9457 (Symbol::got_offsets_): New field.
9458 (Symbol::has_got_offset): Removed.
9459 (Symbol::has_tls_mod_got_offset): Removed.
9460 (Symbol::has_tls_pair_got_offset): Removed.
9461 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9462 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9464 (Target_x86_64::Scan::global): Likewise.
9465 (Target_x86_64::Relocate::relocate): Likewise.
9466 (Target_x86_64::Relocate::relocate_tls): Likewise.
9468 2008-03-25 Ben Elliston <bje@au.ibm.com>
9470 * yyscript.y: Fix spelling error in comment.
9472 2008-03-24 Ian Lance Taylor <iant@google.com>
9474 * options.h (class General_options): Define build_id option.
9475 * layout.h (class Layout): Declare write_build_id, create_note,
9476 create_build_id. Add build_id_note_ member.
9477 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9478 "libiberty.h", "md5.h", "sha1.h".
9479 (Layout::Layout): Initialize eh_frame_data_,
9480 eh_frame_hdr_section_, and build_id_note_.
9481 (Layout::finalize): Call create_build_id.
9482 (Layout::create_note): New function, broken out of
9483 Layout::create_gold_note.
9484 (Layout::create_gold_note): Call create_note.
9485 (Layout::create_build_id): New function.
9486 (Layout::write_build_id): New function.
9487 (Close_task_runner::run): Call write_build_id.
9489 * x86_64.cc: Correct license to GPLv3.
9491 2008-03-23 Ian Lance Taylor <iant@google.com>
9493 * options.cc: Include "demangle.h".
9494 (parse_optional_string): New function.
9495 (parse_long_option): Handle takes_optional_argument.
9496 (parse_short_option): Update dash_z initializer. Handle
9497 takes_optional_argument.
9498 (General_options::General_options): Initialize do_demangle_.
9499 (General_options::finalize): Set do_demangle_. Handle demangling
9501 * options.h (parse_optional_string): Declare.
9502 (struct One_option): Add optional_arg field. Update constructor.
9503 Update call constructor calls. Add takes_optional_argument
9505 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9506 (DEFINE_optional_string): Define.
9507 (General_options::demangle): Change from DEFINE_bool to
9508 DEFINE_optional_string.
9509 (General_options::no_demangle): New function.
9510 (General_options::do_demangle): New function.
9511 (General_options::set_do_demangle): New function.
9512 (General_options::execstack_status_): Move definition to end of
9514 (General_options::static_): Likewise.
9515 (General_options::do_demangle_): New field.
9516 * object.cc (big_endian>::get_symbol_location_info): Call
9517 Options::do_demangle, not Options::demangle.
9518 * symtab.cc (demangle): Likewise.
9520 2008-03-22 Ian Lance Taylor <iant@google.com>
9522 * gold.h: Include <cstddef> and <sys/types.h>
9523 * options.h: Include <cstring>.
9525 2008-03-21 Ian Lance Taylor <iant@google.com>
9527 * Added source code to GNU binutils.