1 2010-12-01 Ian Lance Taylor <iant@google.com>
3 * README: Update compilers known to work and fail.
5 2010-11-23 Matthias Klose <doko@ubuntu.com>
7 * configure.in: For --enable-gold, handle value `default' instead of
8 `both*'. Always install ld as ld.bfd, install as ld if gold is
10 * configure: Regenerate.
12 2010-11-18 Doug Kwan <dougkwan@google.com>
14 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
15 and right_alignment to be zero. Store result alignment only if it is
16 greater than existing alignment.
18 2010-11-16 Cary Coutant <ccoutant@google.com>
21 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
22 Check for ".zdebug_line".
24 2010-11-16 Doug Kwan <dougkwan@google.com>
25 Cary Coutant <ccoutant@google.com>
27 * output.h (Output_segment::set_section_addresses): Pass increase_relro
28 by reference; adjust all callers.
29 * output.cc (Output_segment::set_section_addresses): Adjust references
30 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
32 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
35 2010-11-16 Cary Coutant <ccoutant@google.com>
38 * layout.cc (Layout::choose_output_section): Transform names of
39 compressed sections even when using a script with a SECTIONS clause.
40 (Layout::output_section_name): Remove code to transform
41 compressed debug section names.
42 * output.cc (Output_section::add_input_section): Use uncompressed
43 section size when tracking input sections.
45 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
47 * symtab.h (Symbol::NON_PIC_REF): Remove.
48 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
49 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
50 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
51 (Symbol::use_plt_offset): Take a flags argument and pass it
52 directly to needs_dynamic_reloc. Restrict check for undefined
53 weak symbols to function calls.
54 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
55 (Target_arm::Scan::global): Use it.
56 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
57 (Target_arm::Relocate::relocate): Likewise.
58 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
59 parameter with an r_type parameter. Use get_reference_flags
61 (Target_arm::Relocate::relocate): Update accordingly.
62 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
63 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
64 (Target_i386::Scan::global): Likewise.
65 (Target_i386::Relocate::relocate): Likewise.
66 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
67 parameter with an r_type parameter. Use get_reference_flags
69 (Target_i386::Relocate::relocate): Update accordingly.
70 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
71 (Target_powerpc::Scan::global): Use it.
72 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
73 (Target_powerpc::Relocate::relocate): Likewise.
74 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
75 (Target_sparc::Scan::global): Use it.
76 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
77 (Target_sparc::Relocate::relocate): Likewise.
78 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
79 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
80 (Target_x86_64::Scan::global): Likewise.
81 (Target_x86_64::Relocate::relocate): Likewise.
83 2010-11-08 Doug Kwan <dougkwan@google.com>
84 Cary Coutant <ccoutant@google.com>
86 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
87 (Arm_exidx_merge_section::section_contents_): New data member.
88 (Arm_input_section::Arm_input_section): Initialize original_contents_.
89 (Arm_input_section::~Arm_input_section): De-allocate memory.
90 (Arm_input_section::original_contents_): New data member.
91 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
92 in parameters instead of calling Object::section_contents without
94 (Arm_output_section::group_section): New parameter TASK. Pass it
95 to callees that need locking objects.
96 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
97 to lock EXIDX input sections. Fix a formatting issue. Call
98 Arm_exidx_merged_section::build_contents to create merged section
100 (Arm_output_section::create_stub_group): New parameter TASK. Use it
101 to lock object of stub table owner.
102 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
103 TEXT_SIZE to initialize data member TEXT_SIZE_.
104 (Arm_exidx_input_section::addralign): Fix typo in comment.
105 (Arm_exidx_input_section::text_size): New method.
106 (Target_arm::do_relax): New parameter TASK. Pass it to callees
107 that require locking objects. Lock objects before scanning for stubs
108 and updating local symbols.
109 (Arm_input_section<big_endian>::init): Copy contents of original
111 (Arm_input_section<big_endian>::do_write): Use saved contents of
112 original input section instead of calling Object::section_contents
114 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
115 size without calling Object::section_size().
116 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
117 for size. Allocate a buffer for merged EXIDX entries.
118 (Arm_exidx_merged_section::build_contents): New method.
119 (Arm_exidx_merged_section::do_write): Move merge section contents
120 building code to Arm_exidx_merged_section::build_contetns. Write
121 out contetns in buffer instead of building it on the fly.
122 (Arm_relobj::make_exidx_input_section): Also pass text section size
123 to Arm_exidx_input_section constructor.
124 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
125 (Arm_dynobj::do_read_symbols): Fix memory leak.
126 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
127 * target.h: (class Task): Add forward declaration.
128 (Target::relax): Add new parameter TASK and pass it to
130 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
132 2010-11-05 Cary Coutant <ccoutant@google.com>
135 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
136 object when reading from the file.
137 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
139 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
140 when reading section contents.
141 (get_section_contents): Likewise.
142 (icf::find_identical_sections): Likewise.
143 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
144 object when reading from the file.
145 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
146 the object when doing deferred section layout.
148 2010-11-03 Nick Clifton <nickc@redhat.com>
151 * script.h (class Symbol_assignment: name): New member. Returns
152 the name of the symbol.
153 * scrfipt.cc (Script_options::is_pending_assignment): New member.
154 Returns true if the given symbol name is on the list of
155 assignments wating to be processed.
156 * archive.cc (should_incldue_member): If the symbol is undefined,
157 check to see if it is on the list of symbols pending assignment.
159 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
161 * script-sections.cc (Script_sections::find_memory_region): Check
162 for a NULL output section pointer.
164 2010-10-29 Doug Kwan <dougkwan@google.com>
166 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
167 Output_section::add_relaxed_input_section.
168 * output.cc (Output_section::add_relaxed_input_section): Add new
169 arguments LAYOUT and NAME. Set section order index.
170 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
171 Copy section order index.
172 * output.h (Output_section::add_relaxed_input_section): Add new
173 arguments LAYOUT and NAME.
175 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
177 * testsuite/Makefile.am: Move gcctestdir/ld rule to
178 NATIVE_OR_CROSS_LINKER.
179 * testsuite/Makefile.in: Regenerate.
181 2010-10-20 Doug Kwan <dougkwan@google.com>
183 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
184 without SHF_LINK_ORDER flags.
185 * layout.cc (Layout::choose_output_section): Do not filter
186 SHF_LINK_ORDER flag in a relocatable link.
188 2010-10-17 Cary Coutant <ccoutant@google.com>
190 * output.h (Output_segment::set_section_addresses): Change function
191 signature. Update all callers.
192 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
194 (Output_segment::set_section_addresses): Align after last TLS
195 section. Add padding before last relro section instead of after.
197 2010-10-17 Doug Kwan <dougkwan@google.com>
199 * gold/arm.cc (Target_arm::got_section): Use correct order and set
200 GOT output section to be writable.
202 2010-10-14 Cary Coutant <ccoutant@google.com>
204 * debug.h (DEBUG_INCREMENTAL): New flag.
205 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
206 * gold.cc (queue_initial_tasks): Check parameters for incremental link
208 * incremental.cc (report_command_line): Ignore all forms of
210 * layout.cc (Layout::Layout): Check parameters for incremental link
212 * options.cc (General_options::parse_incremental): New function.
213 (General_options::parse_no_incremental): New function.
214 (General_options::parse_incremental_full): New function.
215 (General_options::parse_incremental_update): New function.
216 (General_options::incremental_mode_): New data member.
217 (General_options::finalize): Check incremental_mode_.
218 * options.h (General_options): Update help text for --incremental.
219 Add --no-incremental, --incremental-full, --incremental-update.
220 (General_options::Incremental_mode): New enum type.
221 (General_options::incremental_mode): New function.
222 (General_options::incremental_mode_): New data member.
223 * parameters.cc (Parameters::incremental_mode_): New data member.
224 (Parameters::set_options): Set incremental_mode_.
225 (Parameters::set_incremental_full): New function.
226 (Parameters::incremental): New function.
227 (Parameters::incremental_update): New function.
228 (set_parameters_incremental_full): New function.
229 * parameters.h (Parameters::set_incremental_full): New function.
230 (Parameters::incremental): New function.
231 (Parameters::incremental_update): New function.
232 (Parameters::incremental_mode_): New data member.
233 (set_parameters_incremental_full): New function.
234 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
235 incremental link mode.
236 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
237 (Sized_relobj::do_relocate_sections): Likewise.
238 * testsuite/Makefile.am (incremental_test): Use --incremental-full
240 * testsuite/Makefile.in: Regenerate.
241 * testsuite/incremental_test.sh: Filter all forms of --incremental.
243 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
245 * script-sections.h (class Script_sections): Make
246 Sections_elements typedef public.
247 * script-sections.cc (class Sort_output_sections): Add elements_
248 field. Add constructor which sets it; change all callers.
249 (Sort_output_sections::is_before): New function.
250 (Sort_output_sections::operator()): Call is_before.
251 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
253 * testsuite/script_test_10.sh: New test. Test script section
255 * testsuite/script_test_10.t: Likewise.
256 * testsuite/script_test_10.s: Likewise.
257 * testsuite/Makefile.am: Wrap the cross linker tests and the
258 common tests into NATIVE_OR_CROSS_LINKER.
259 (check_SCRIPTS): Add script_test_10.sh.
260 (check_DATA): Add script_test_10.stdout.
261 (script_test_10.o, script_test_10): New targets.
262 (script_test_10.stdout): New target.
263 * configure, testsuite/Makefile.in: Regenerate.
265 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
267 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
268 error for the deprecated relocations.
269 (Target_arm::Scan::global): Likewise.
270 (Target_arm::Relocate::relocate): Likewise.
272 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
274 * fileread.cc (Input_file::find_file): Initialize *found_name
275 and *namep when using the fallback search for case 4.
277 2010-10-11 Cary Coutant <ccoutant@google.com>
279 * options.h (class General_options): Redefine -z lazy as an alias for
280 the negation of -z now.
282 2010-10-11 Ian Lance Taylor <iant@google.com>
284 * resolve.cc (symbol_to_bits): Report the value of the unsupported
287 2010-10-06 Nick Clifton <nickc@redhat.com>
289 * script-sections.cc(class Memory_region): Remove
290 current_lma_offset_ field. Rename current_vma_offset_ to
291 current_offset_. Add last_section_ field.
292 (Memory_region::get_current_vma_address): Rename to
294 (Memory_region::get_current_lma_address): Delete.
295 (Memory_region::increment_vma_offset): Rename to
297 (Memory_region::increment_lma_offset): Delete.
298 (Memory_region::attributes_compatible): New method. Returns
299 true if the provided section is compatible with the region.
300 (Memory_region::get_last_section): New method. Returns the last
301 section to use the region.
302 (Memory_region::set_last_section): New method. Stores the last
303 section to use the region.
304 (Script_sections::block_in_region): New method. Returns true if
305 a block of memory is contained within a region.
306 (Script_sections::find_memory_region): New method. Locates a
307 memory region to be used to set a VMA or LMA address.
308 (Output_section_definition::set_section_addresses): Add code to
309 check for addresses set by memory regions.
310 (Output_segment::set_section_addresses): Remove memory region
312 (Script_sections::create_segment): Add a warning if a header
313 segment is created outside of any region.
314 * script-sections.h (class Script_sections): Add prototypes for
315 find_memory_region and block_in_region methods.
316 * testsuite/memory_test.s: Use .long instead of .word.
317 * testsuite/memory_test.t: Add some more output sections.
318 * testsuite/memory_test.sh: Update expected output.
320 2010-10-02 Doug Kwan <dougkwan@google.com>
322 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
323 defintion to symtab.h
324 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
325 declaration to defintion.
327 2010-10-01 Nick Clifton <nickc@redhat.com>
329 * expression.cc (eval): Replace dummy argument with NULL.
330 (eval_maybe_dot): Check for a NULL result section pointer.
331 (Symbol_expression::value): Likewise.
332 (Dot_expression::value): Likewise.
333 (BINARY_EXPRESSION): Likewise.
334 (Max_expression::value): Likewise.
335 (Min_expression::value): Likewise.
336 (Absolute_expression::value): Likewise.
337 (Addr_expression::value_from_output_section): Likewise.
338 (Loaddddr_expression::value_from_output_section): Likewise.
339 (Segment_start_expression::value): Likewise.
341 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
343 (Sections_elememt_dot_assignment::set_section_addresses):
345 (Output_data_expression::do_write_to_buffer): Likewise.
346 (Output_section_definition::finalize_symbols): Likewise.
347 (Output_section_definition::set_section_addresses): Likewise.
349 2010-09-30 Doug Kwan <dougkwan@google.com>
351 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
353 2010-09-28 Sriraman Tallam <tmsriram@google.com>
355 * target.h (Target::can_icf_inline_merge_sections): New virtual
357 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
359 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
361 * icf.cc (get_section_contents): Inline merge sections only when
364 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
366 * configure: Regenerate.
368 2010-09-17 Ian Lance Taylor <iant@google.com>
370 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
371 * testsuite/Makefile.am (memory_test.o): New target.
372 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
374 * testsuite/Makefile.in: Rebuild.
376 2010-09-17 Doug Kwan <dougkwan@google.com>
378 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
379 defintion if relocation uses GOT entries of the symbol.
380 * testsuite/icf_safe_test.sh: Fix test.
381 * testsuite/icf_safe_so_test.sh: Fix test.
383 2010-09-16 Cary Coutant <ccoutant@google.com>
385 * script_sections.cc (class Memory_region): Remove "NULL" from
386 vector initializations.
388 2010-09-15 Cary Coutant <ccoutant@google.com>
390 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
391 Resolve forwarding symbols.
393 2010-09-15 Doug Kwan <dougkwan@google.com>
395 * gold/testsuite/script_test_3.t: Add ARM special sections.
396 * gold/testsuite/script_test_4.t: Same.
397 * gold/testsuite/script_test_5.t: Same.
398 * gold/testsuite/script_test_6.t: Same.
399 * gold/testsuite/script_test_7.t: Same.
400 * gold/testsuite/script_test_7.t: Same.
401 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
403 2010-09-14 Cary Coutant <ccoutant@google.com>
405 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
406 (Target_x86_64::Relocate::relocate_tls): Replace check for
407 saw_tls_block_reloc_ with test for executable section.
409 2010-09-12 Cary Coutant <ccoutant@google.com>
411 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
412 position-independent executables to shared libraries need dynamic
414 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
415 position-independent executables.
416 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
417 * testsuite/Makefile.in: Regenerate.
419 2010-09-10 Nick Clifton <nickc@redhat.com>
422 * testsuite/memory_test.t: Discard any sections that are not
425 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
428 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
429 "This::" to work around a bug in gcc 4.2.
431 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
433 2010-09-09 Rafael Espindola <espindola@google.com>
435 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
436 sections with different PF_X flags in the same segment.
437 (Layout::find_first_load_seg): Search all segments to find the first
439 * options.h (rosegment): New.
441 2010-09-08 Rafael Espindola <espindola@google.com>
443 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
445 2010-09-08 Doug Kwan <dougkwan@google.com>
447 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
448 (Arm_relobj::do_relocate_sections): Add new parameter for output
449 file to match the parent.
450 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
451 of local symbols instead of input values. Update code to track
452 changes in gold::relocate_section.
453 * object.cc (Sized_relobj::compute_final_local_value): New methods.
454 (Sized_relobj::compute_final_local_value_internal): New methods.
455 (Sized_relobj::do_finalize_local_symbols): Move code from loop
456 body into private version of Sized_relobj::compute_final_local_value.
457 Call the inline method.
458 * object.h (Symbol_value::Symbol_value): Define destructor. Free
459 merged symbol value if there is one.
460 (Symbol_value::has_output_value): New method defintiion.
461 (Sized_relobj::Compute_final_local_value_status): New enum type.
462 (Sized_relobj::compute_final_local_value): New methods.
463 (Sized_relobj::compute_final_local_value_internal): New methods.
464 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
465 and arm_cortex_a8.sh.
466 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
467 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
469 * Makefile.in: Regenerate.
470 * testsuite/arm_bl_out_of_range.s: Update test.
471 * testsuite/thumb_bl_out_of_range.s: Ditto.
472 * testsuite/thumb_blx_out_of_range.s: Ditto.
473 * testsuite/arm_branch_out_of_range.sh: New file.
474 * testsuite/arm_cortex_a8.sh: Ditto.
475 * testsuite/arm_cortex_a8_b.s: Ditto.
476 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
477 * testsuite/arm_cortex_a8_b_local.s: Ditto.
478 * testsuite/arm_cortex_a8_bl.s: Ditto.
479 * testsuite/arm_cortex_a8_blx.s: Ditto.
480 * testsuite/arm_cortex_a8_local.s: Ditto.
481 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
482 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
484 2010-09-08 Rafael Espindola <espindola@google.com>
486 * Makefile.am (memory_test.stdout): Run readelf with -W.
487 * Makefile.in: Regenerate.
488 * testsuite/memory_test.sh: Make the regexps accept both 32 and
491 2010-09-08 Rafael Espindola <espindola@google.com>
493 * script-sections.cc (Script_sections::add_memory_region): Convert
494 field precision to int.
495 * script.cc (script_set_section_region, script_set_section_region):
496 Convert field precision to int.
498 2010-09-08 Rafael Espindola <espindola@google.com>
500 * arm.cc (do_finalize_sections): Create the __exidx_start and
501 __exdix_end symbols even when the section is missing.
503 2010-09-08 Nick Clifton <nickc@redhat.com>
505 * README: Remove claim that MEMORY is not supported.
506 * expression.cc (script_exp_function_origin)
507 (script_exp_function_length): Move from here to ...
508 * script.cc: ... here.
509 (script_set_section_region, script_add_memory)
510 (script_parse_memory_attr, script_include_directive): New
513 (class Memory_region): New class.
514 (class Output_section_definition): Add set_memory_region,
515 set_section_vma, set_section_lma and get_section_name methods.
516 (class Script_Sections): Add add_memory_region,
517 find_memory_region, find_memory_region_origin,
518 find_memory_region_length and set_memory_region methods.
519 Have set_section_addresses method walk the list of set memory
521 Extend the print methos to display memory regions.
522 * script-sections.h: Add prototypes for new methods.
523 Add enum for MEMORY region attributes.
524 * yyscript.y: Add support for parsing MEMORY regions.
525 * script-c.h: Add prototypes for new functions.
526 * testsuite/Makefile.am: Add test of MEMORY region functionality.
527 * testsuite/Makefile.in: Regenerate.
528 * testsuite/memory_test.sh: New script.
529 * testsuite/memory_test.s: New assembler source file.
530 * testsuite/memory_test.t: New linker script.
532 2010-08-27 Doug Kwan <dougkwan@google.com>
534 * gold/resolve.cc (Symbol_table::should_override): Let a weak
535 reference override an existing dynamic weak reference.
536 * testsuite/Makefile.am: Add new test dyn_weak_ref.
537 * testsuite/Makefile.in: Regenerate.
538 * testsuite/dyn_weak_ref.sh: New file.
539 * testsuite/dyn_weak_ref_1.c: Ditto.
540 * testsuite/dyn_weak_ref_2.c: Ditto.
542 2010-08-27 Ian Lance Taylor <iant@google.com>
544 * incremental.h (class Incremental_input_entry): Add virtual
547 2010-08-27 Ian Lance Taylor <iant@google.com>
549 * testsuite/start_lib_test_3.c: Mark t3 as used.
551 2010-08-27 Nick Clifton <nickc@redhat.com>
553 * options.cc (version_script): Fix small typo in previous
556 2010-08-25 Nick Clifton <nickc@redhat.com>
558 * archive.cc: Formatting fixes: Remove whitespace between
559 typename and following asterisk. Remove whitespace between
560 function name and opening parenthesis.
561 * archive.h: Likewise.
563 * attributes.cc: Likewise.
564 * attributes.h: Likewise.
565 * common.cc: Likewise.
566 * copy-relocs.cc: Likewise.
567 * dirsearch.h: Likewise.
568 * dynobj.cc: Likewise.
569 * ehframe.cc: Likewise.
570 * ehframe.h: Likewise.
571 * expression.cc: Likewise.
572 * fileread.cc: Likewise.
573 * fileread.h: Likewise.
575 * gold-threads.cc: Likewise.
579 * incremental-dump.cc: Likewise.
580 * incremental.cc: Likewise.
581 * layout.cc: Likewise.
582 * layout.h: Likewise.
584 * merge.cc: Likewise.
586 * object.cc: Likewise.
587 * object.h: Likewise.
588 * options.cc: Likewise.
589 * options.h: Likewise.
590 * output.cc: Likewise.
591 * output.h: Likewise.
592 * plugin.cc: Likewise.
593 * plugin.h: Likewise.
594 * powerpc.cc: Likewise.
595 * reloc.cc: Likewise.
596 * script-c.h: Likewise.
597 * script-sections.cc: Likewise.
598 * script.cc: Likewise.
599 * stringpool.cc: Likewise.
600 * symtab.cc: Likewise.
601 * symtab.h: Likewise.
602 * target.cc: Likewise.
603 * timer.cc: Likewise.
605 * version.cc: Likewise.
606 * x86_64.cc: Likewise.
608 2010-08-24 Nick Clifton <nickc@redhat.com>
611 * layout.cc (segment_precedes): Sort segments by their physical
612 addresses, if they have been set.
614 2010-08-23 Cary Coutant <ccoutant@google.com>
616 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
618 (Lib_group::include_member): Unlock object after deleting its
620 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
623 2010-08-19 Neil Vachharajani <nvachhar@google.com>
624 Cary Coutant <ccoutant@google.com>
626 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
627 constructor, and set_blocker.
628 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
630 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
631 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
632 * testsuite/Makefile.am (start_lib_test): New test case.
633 * testsuite/Makefile.in: Regenerate.
634 * testsuite/start_lib_test_main.c: New file.
635 * testsuite/start_lib_test_1.c: New file.
636 * testsuite/start_lib_test_2.c: New file.
637 * testsuite/start_lib_test_3.c: New file.
639 2010-08-19 Ian Lance Taylor <iant@google.com>
641 * Makefile.in: Rebuild with automake 1.11.1.
642 * aclocal.m4: Likewise.
643 * testsuite/Makefile.in: Likewise.
645 2010-08-19 Ian Lance Taylor <iant@google.com>
648 * i386.cc (class Output_data_plt_i386): Update declarations.
649 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
650 local_ifuncs_ fields.
651 (Target_i386::do_plt_section_for_global): New function.
652 (Target_i386::do_plt_section_for_local): New function.
653 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
654 parameter; change all callers. Initialize global_ifuncs_ and
655 local_ifuncs_. If doing a static link define __rel_iplt_start and
657 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
658 (Output_data_plt_i386::add_local_ifunc_entry): New function.
659 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
661 (Target_i386::make_plt_section): New function, broken out of
662 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
663 (Target_i386::make_plt_entry): Call make_plt_section.
664 (Target_i386::make_local_ifunc_plt_entry): New function.
665 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
666 (Target_i386::Scan::local): Handle IFUNC symbols. Add
667 R_386_IRELATIVE to switch.
668 (Target_i386::Scan::global): Likewise.
669 (Target_i386::Relocate::relocate): Likewise.
670 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
672 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
673 (Target_x86_64::do_plt_section_for_global): New function.
674 (Target_x86_64::do_plt_section_for_local): New function.
675 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
676 parameter; change all callers. If doing a static link define
677 __rela_iplt_start and __rela_iplt_end.
678 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
679 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
680 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
682 (Target_x86_64::make_local_ifunc_plt_entry): New function.
683 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
685 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
686 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
687 R_X86_64_IRELATIVE to switch.
688 (Target_x86_64::Scan::global): Likewise.
689 (Target_x86_64::Relocate::relocate): Likewise.
690 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
692 * target.h (class Target): Add plt_section_for_global and
693 plt_section_for_local functions. Add do_plt_section_for_global
694 and do_plt_section_for_local virtual functions.
695 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
697 (Symbol::use_plt_offset): Handle IFUNC symbol.
698 * object.cc (Sized_relobj::Sized_relobj): Initialize
700 (Sized_relobj::local_has_plt_offset): New function.
701 (Sized_relobj::local_plt_offset): New function.
702 (Sized_relobj::set_local_plt_offset): New function.
703 (Sized_relobj::do_count): Handle IFUNC symbol.
704 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
705 a bit away from input_shndx_ field. Add set_is_func_symbol and
706 is_ifunc_symbol functions.
707 (class Sized_relobj): Update declarations. Remove Tls_got_entry
708 and Local_tls_got_offsets. Define Local_plt_offsets. Add
709 local_plt_offsets_ field.
710 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
711 * output.h (class Output_section_data): Add non-const
712 output_section function.
713 (class Output_data_got): Update declarations.
714 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
715 Add use_plt_offset parameter to global and local constructors.
716 Change all callers. Change local_sym_index_ field to 31 bits.
717 Change GSYM_CODE and CONSTANT_CODE accordingly.
718 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
719 doing a static link don't set sh_link field.
720 (Output_data_got::Got_entry::write): Use PLT offset if
722 (Output_data_got::add_global_plt): New function.
723 (Output_data_got::add_local_plt): New function.
724 * target-reloc.h (relocate_section): Handle IFUNC symbol.
725 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
726 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
727 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
728 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
730 * testsuite/ifunc-sel.h: New file.
731 * testsuite/ifuncmain1.c: New file.
732 * testsuite/ifuncmain1vis.c: New file.
733 * testsuite/ifuncmod1.c: New file.
734 * testsuite/ifuncdep2.c: New file.
735 * testsuite/ifuncmain2.c: New file.
736 * testsuite/ifuncmain3.c: New file.
737 * testsuite/ifuncmod3.c: New file.
738 * testsuite/ifuncmain4.c: New file.
739 * testsuite/ifuncmain5.c: New file.
740 * testsuite/ifuncmod5.c: New file.
741 * testsuite/ifuncmain6pie.c: New file.
742 * testsuite/ifuncmod6.c: New file.
743 * testsuite/ifuncmain7.c: New file.
744 * configure, testsuite/Makefile.in: Rebuild.
746 2010-08-18 Ian Lance Taylor <iant@google.com>
749 (Output_section_incremental_inputs::write_input_files): Add cast
750 to avoid signed/unsigned comparison warning.
751 (Output_section_incremental_inputs::write_info_blocks): Likewise.
753 2010-08-12 Cary Coutant <ccoutant@google.com>
755 * common.cc (Sort_commons::operator()): Remove unnecessary code.
757 2010-08-13 Ian Lance Taylor <iant@google.com>
759 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
761 2010-08-12 Cary Coutant <ccoutant@google.com>
762 Doug Kwan <dougkwan@google.com>
764 * resolve.cc (Symbol_table::should_override): When a weak dynamic
765 defintion overrides non-weak undef, remember that the original undef
767 * symtab.cc (Symbol_table::sized_write_global): For undef without
768 an original weak binding, set binding to global in output.
769 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
770 * testsuite/Makefile.in: Regenerate.
771 * testsuite/strong_ref_weak_def.sh: New file.
772 * testsuite/strong_ref_weak_def_1.c: Ditto.
773 * testsuite/strong_ref_weak_def_2.c: Ditto.
775 2010-08-12 Cary Coutant <ccoutant@google.com>
777 * testsuite/incremental_test.sh: Rewrite.
778 * testsuite/incremental_test_1.c: Rewrite.
779 * testsuite/incremental_test_2.c: Rewrite.
781 2010-08-12 Cary Coutant <ccoutant@google.com>
783 * arm.cc (Target_arm::got_size): Add const.
784 (Target_arm::got_entry_count): New function.
785 (Target_arm::plt_entry_count): New function.
786 (Target_arm::first_plt_entry_offset): New function.
787 (Target_arm::plt_entry_size): New function.
788 (Output_data_plt_arm::entry_count): New function.
789 (Output_data_plt_arm::first_plt_entry_offset): New function.
790 (Output_data_plt_arm::get_plt_entry_size): New function.
791 * i386.cc (Target_i386::got_size): Add const.
792 (Target_i386::got_entry_count): New function.
793 (Target_i386::plt_entry_count): New function.
794 (Target_i386::first_plt_entry_offset): New function.
795 (Target_i386::plt_entry_size): New function.
796 (Output_data_plt_i386::entry_count): New function.
797 (Output_data_plt_i386::first_plt_entry_offset): New function.
798 (Output_data_plt_i386::get_plt_entry_size): New function.
799 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
800 find_incremental_inputs_sections. Dump incremental_got_plt section.
801 * incremental.cc: Include target.h.
802 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
803 parameter. Adjust all callers. Find incremental_got_plt section.
804 (Incremental_inputs::create_data_sections): Create incremental_got_plt
806 (Output_section_incremental_inputs::set_final_data_size): Calculate
807 size of incremental_got_plt section.
808 (Output_section_incremental_inputs::do_write): Write the
809 incremental_got_plt section.
810 (Got_plt_view_info): New struct.
811 (Local_got_offset_visitor): New class.
812 (Global_got_offset_visitor): New class.
813 (Global_symbol_visitor_got_plt): New class.
814 (Output_section_incremental_inputs::write_got_plt): New function.
815 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
816 Add parameter. Adjust all callers.
817 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
818 (Incremental_inputs::got_plt_section): New function.
819 (Incremental_inputs::got_plt_section_): New data member.
820 (Incremental_got_plt_reader): New class.
821 * layout.cc (Layout::create_incremental_info_sections): Add the
822 incremental_got_plt section.
823 * object.h (Got_offset_list::get_list): New function.
824 (Got offset_list::for_all_got_offsets): New function.
825 (Sized_relobj::local_got_offset_list): New function.
826 * powerpc.cc (Target_powerpc::got_size): Add const.
827 (Target_powerpc::got_entry_count): New function.
828 (Target_powerpc::plt_entry_count): New function.
829 (Target_powerpc::first_plt_entry_offset): New function.
830 (Target_powerpc::plt_entry_size): New function.
831 (Output_data_plt_powerpc::entry_count): New function.
832 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
833 (Output_data_plt_powerpc::get_plt_entry_size): New function.
834 * sparc.cc (Target_sparc::got_size): Add const.
835 (Target_sparc::got_entry_count): New function.
836 (Target_sparc::plt_entry_count): New function.
837 (Target_sparc::first_plt_entry_offset): New function.
838 (Target_sparc::plt_entry_size): New function.
839 (Output_data_plt_sparc::entry_count): New function.
840 (Output_data_plt_sparc::first_plt_entry_offset): New function.
841 (Output_data_plt_sparc::get_plt_entry_size): New function.
842 * symtab.h (Symbol::got_offset_list): New function.
843 (Symbol_table::for_all_symbols): New function.
844 * target.h (Sized_target::got_entry_count): New function.
845 (Sized_target::plt_entry_count): New function.
846 (Sized_target::plt_entry_size): New function.
847 * x86_64.cc (Target_x86_64::got_size): Add const.
848 (Target_x86_64::got_entry_count): New function.
849 (Target_x86_64::plt_entry_count): New function.
850 (Target_x86_64::first_plt_entry_offset): New function.
851 (Target_x86_64::plt_entry_size): New function.
852 (Output_data_plt_x86_64::entry_count): New function.
853 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
854 (Output_data_plt_x86_64::get_plt_entry_size): New function.
856 2010-08-12 Cary Coutant <ccoutant@google.com>
858 * archive.cc: Include incremental.h.
859 (Archive::Archive): Initialize incremental_info_.
860 (Archive::include_member): Record archive members in incremental info.
861 (Add_archive_symbols::run): Record begin and end of an archive in
863 (Lib_group::include_member): Record objects in incremental info.
864 * archive.h (Incremental_archive_entry): Forward declaration.
865 (Archive::set_incremental_info): New member function.
866 (Archive::incremental_info): New member function.
867 (Archive::Unused_symbol_iterator): New class.
868 (Archive::unused_symbols_begin): New member function.
869 (Archive::unused_symbols_end): New member function.
870 (Archive::incremental_info_): New data member.
871 * incremental-dump.cc (find_input_containing_global): New function.
872 (dump_incremental_inputs): Dump new incremental info sections.
873 * incremental.cc: Include symtab.h.
874 (Output_section_incremental_inputs): New class.
875 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
876 new incremental info sections.
877 (Sized_incremental_binary::do_check_inputs): Likewise.
878 (Incremental_inputs::report_archive): Remove.
879 (Incremental_inputs::report_archive_begin): New function.
880 (Incremental_inputs::report_archive_end): New function.
881 (Incremental_inputs::report_object): New function.
882 (Incremental_inputs::finalize_inputs): Remove.
883 (Incremental_inputs::report_input_section): New function.
884 (Incremental_inputs::report_script): Rewrite.
885 (Incremental_inputs::finalize): Do nothing but finalize string table.
886 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
887 (Incremental_inputs::sized_create_inputs_section_data): Remove.
888 (Incremental_inputs::create_data_sections): New function.
889 (Incremental_inputs::relocs_entsize): New function.
890 (Output_section_incremental_inputs::set_final_data_size): New function.
891 (Output_section_incremental_inputs::do_write): New function.
892 (Output_section_incremental_inputs::write_header): New function.
893 (Output_section_incremental_inputs::write_input_files): New function.
894 (Output_section_incremental_inputs::write_info_blocks): New function.
895 (Output_section_incremental_inputs::write_symtab): New function.
896 * incremental.h (Incremental_script_entry): Forward declaration.
897 (Incremental_object_entry): Forward declaration.
898 (Incremental_archive_entry): Forward declaration.
899 (Incremental_inputs): Forward declaration.
900 (Incremental_inputs_header_data): Remove.
901 (Incremental_inputs_header): Remove.
902 (Incremental_inputs_header_write): Remove.
903 (Incremental_inputs_entry_data): Remove.
904 (Incremental_inputs_entry): Remove.
905 (Incremental_inputs_entry_write): Remove.
906 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
907 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
908 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
909 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
911 (Incremental_input_entry): New class.
912 (Incremental_script_entry): New class.
913 (Incremental_object_entry): New class.
914 (Incremental_archive_entry): New class.
915 (Incremental_inputs::Incremental_inputs): Initialize new data members.
916 (Incremental_inputs::report_inputs): Remove.
917 (Incremental_inputs::report_archive): Remove.
918 (Incremental_inputs::report_archive_begin): New function.
919 (Incremental_inputs::report_archive_end): New function.
920 (Incremental_inputs::report_object): Change prototype.
921 (Incremental_inputs::report_input_section): New function.
922 (Incremental_inputs::report_script): Change prototype.
923 (Incremental_inputs::get_reloc_count): New function.
924 (Incremental_inputs::set_reloc_count): New function.
925 (Incremental_inputs::create_data_sections): New function.
926 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
927 (Incremental_inputs::inputs_section): New function.
928 (Incremental_inputs::symtab_section): New function.
929 (Incremental_inputs::relocs_section): New function.
930 (Incremental_inputs::get_stringpool): Add const.
931 (Incremental_inputs::command_line): Add const.
932 (Incremental_inputs::inputs): Remove.
933 (Incremental_inputs::command_line_key): New function.
934 (Incremental_inputs::input_file_count): New function.
935 (Incremental_inputs::input_files): New function.
936 (Incremental_inputs::relocs_entsize): New function.
937 (Incremental_inputs::sized_create_inputs_section_data): Remove.
938 (Incremental_inputs::finalize_inputs): Remove.
939 (Incremental_inputs::Input_info): Remove.
940 (Incremental_inputs::lock_): Remove.
941 (Incremental_inputs::inputs_): Change type.
942 (Incremental_inputs::inputs_map_): Remove.
943 (Incremental_inputs::current_object_entry_): New data member.
944 (Incremental_inputs::inputs_section_): New data member.
945 (Incremental_inputs::symtab_section_): New data member.
946 (Incremental_inputs::relocs_section_): New data member.
947 (Incremental_inputs::reloc_count_): New data member.
948 (Incremental_inputs_reader): New class.
949 (Incremental_symtab_reader): New class.
950 (Incremental_relocs_reader): New class.
951 * layout.cc (Layout::finalize): Move finalization of incremental info
952 and creation of incremental info sections to follow finalization of
953 symbol table. Set offsets for postprocessing sections.
954 (Layout::create_incremental_info_sections): Call
955 Incremental_inputs::create_data_sections. Add incremental symtab
956 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
957 sections to layout after input sections.
958 * layout.h (struct Timespec): Forward declaration.
959 (Layout::incremental_inputs): Add const.
960 (Layout::create_incremental_info_sections): Add parameter.
961 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
962 * object.cc: Include incremental.h.
963 (Relobj::finalize_incremental_relocs): New function.
964 (Sized_relobj::do_layout): Record input sections in incremental info.
965 * object.h (Object::output_section): New function.
966 (Object::output_section_offset): Moved from Relobj.
967 (Object::get_incremental_reloc_base): New function.
968 (Object::get_incremental_reloc_count): New function.
969 (Object::do_output_section): New function.
970 (Object::do_output_section_offset): Moved from Relobj.
971 (Object::do_get_incremental_reloc_base): New function.
972 (Object::do_get_incremental_reloc_count): New function.
973 (Object::Object): Initialize new data members.
974 (Relobj::output_section): Renamed do_output_section and moved to
976 (Relobj::output_section_offset): Moved to Object.
977 (Relobj::do_get_incremental_reloc_base): New function.
978 (Relobj::do_get_incremental_reloc_count): New function.
979 (Relobj::allocate_incremental_reloc_counts): New function.
980 (Relobj::count_incremental_reloc): New function.
981 (Relobj::finalize_incremental_relocs): New function.
982 (Relobj::next_incremental_reloc_index): New function.
983 (Relobj::reloc_counts_): New data member.
984 (Relobj::reloc_bases_): New data member.
985 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
986 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
987 (Sized_relobj::incremental_relocs_scan): New function.
988 (Sized_relobj::incremental_relocs_scan_reltype): New function.
989 (Sized_relobj::incremental_relocs_write): New function.
990 (Sized_relobj::incremental_relocs_write_reltype): New function.
991 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
993 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
994 archives and object files elsewhere.
995 (Add_symbols::run): Report object files here.
996 (Finish_group::run): Report end of archive at end of group.
997 * reloc.cc: Include layout.h, incremental.h.
998 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
999 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
1000 (Sized_relobj::incremental_relocs_scan): New function.
1001 (Sized_relobj::incremental_relocs_scan_reltype): New function.
1002 (Sized_relobj::do_relocate_sections): Write incremental relocations.
1003 (Sized_relobj::incremental_relocs_write): New function.
1004 (Sized_relobj::incremental_relocs_write_reltype): New function.
1005 * script.cc (read_input_script): Rewrite test for incremental link.
1006 Change call to Incremental_inputs::report_script.
1007 * symtab.h (Symbol_table::first_global_index): New function.
1008 (Symbol_table::output_count): New function.
1010 2010-08-12 Doug Kwan <dougkwan@google.com>
1012 * arm.cc (Target_arm::merge_object_attributes): Check command line
1013 options --no-wchar-size-warning and --no-enum-size-warning.
1014 * options.h (General_options): Add ld-compatible options
1015 --no-enum-size-warning and --no-wchar-size-warning.
1017 2010-08-04 Ian Lance Taylor <iant@google.com>
1019 * x86_64.cc (Target_x86_64::Scan::local): Use
1020 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1021 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1022 (Target_x86_64::Scan::global): Likewise.
1023 (Target_x86_64::Relocate::relocate): Likewise.
1024 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1027 2010-08-03 Cary Coutant <ccoutant@google.com>
1029 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1030 to reserve space in merged_strings vector. Keep total input size
1032 (Output_merge_string::do_print_merge_stats): Print total input size.
1033 * merge.h (Output_merge_string): Add input_size_ field.
1034 * stringpool.cc (Stringpool_template::string_length): Move
1035 implementations out of Stringpool_template class and place in
1037 * stringpool.h (string_length): Move out of Stringpool_template.
1039 2010-08-03 Ian Lance Taylor <iant@google.com>
1042 * layout.cc (relaxation_loop_body): If address of load segment is
1043 set, adjust address to include headers if possible.
1045 2010-08-03 Ian Lance Taylor <iant@google.com>
1047 * version.cc (version_string): Bump to 1.10.
1049 2010-08-03 Ian Lance Taylor <iant@google.com>
1052 * layout.h (enum Output_section_order): Define.
1053 (class Layout): Update declarations.
1054 * layout.cc (Layout::get_output_section): Add order parameter.
1055 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1056 is_first_non_relro parameters. Change all callers.
1057 (Layout::choose_output_section): Likewise.
1058 (Layout::add_output_section_data): Likewise.
1059 (Layout::make_output_section): Likewise. Set order.
1060 (Layout::default_section_order): New function.
1061 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1062 * output.cc (Output_section::Output_section): Initialize order_.
1063 Don't initialize deleted fields.
1064 (Output_segment::Output_segment): Don't initialize deleted
1066 (Output_segment::add_output_section_to_load): New function
1067 replacing add_output_section. Change all callers to call this or
1068 add_output_section_to_nonload.
1069 (Output_segment::add_output_section_to_nonload): New function.
1070 (Output_segment::remove_output_section): Rewrite.
1071 (Output_segment::add_initial_output_data): Likewise.
1072 (Output_segment::has_any_data_sections): Likewise.
1073 (Output_segment::is_first_section_relro): Likewise.
1074 (Output_segment::maximum_alignment): Likewise.
1075 (Output_segment::has_dynamic_reloc): New function replacing
1076 dynamic_reloc_count. Change all callers.
1077 (Output_segment::has_dynamic_reloc_list): New function replacing
1078 dynamic_reloc_count_list. Change all callers.
1079 (Output_segment::set_section_addresses): Rewrite.
1080 (Output_segment::set_offset): Rewrite.
1081 (Output_segment::find_first_and_last_list): Remove.
1082 (Output_segment::set_tls_offsets): Rewrite.
1083 (Output_segment::first_section_load_address): Likewise.
1084 (Output_segment::output_section_count): Likewise.
1085 (Output_segment::section_with_lowest_load_address): Likewise.
1086 (Output_segment::write_section_headers): Likewise.
1087 (Output_segment::print_sections_to_map): Likewise.
1088 * output.h (class Output_data): Remove dynamic_reloc_count_
1089 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1090 (Output_data::add_dynamic_reloc): Rewrite.
1091 (Output_data::has_dynamic_reloc): New function.
1092 (Output_data::dynamic_reloc_count): Remove.
1093 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1094 is_last_relro_, is_first_non_relro_, is_interp_,
1095 is_dynamic_linker_section_ fields. Add order and set_order
1096 functions. Remove is_relro_local, set_is_relro_local,
1097 is_last_relro, set_is_last_relro, is_first_non_relro,
1098 set_is_first_non_relro functions, is_interp, set_is_interp,
1099 is_dynamic_linker_section, and set_is_dynamic_linker_section
1101 (class Output_segment): Change Output_data_list from std::list to
1102 std:;vector. Add output_lists_ field. Remove output_data_ and
1103 output_bss_ fields. Update declarations.
1105 2010-08-02 Ian Lance Taylor <iant@google.com>
1107 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1108 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1109 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1111 2010-08-02 Ian Lance Taylor <iant@google.com>
1114 * script.cc (Script_options::Script_options): Initialize
1115 symbol_definitions_ and symbol_references_.
1116 (Script_options::add_symbol_assignment): Update
1117 symbol_definitions_ and symbol_references_.
1118 (Script_options::add_symbol_reference): New function.
1119 (script_symbol): New function.
1120 * script.h (class Script_options): Add symbol_definitions_ and
1121 symbol_references_ fields.
1122 (Script_options::referenced_const_iterator): New type.
1123 (Script_options::referenced_begin): New function.
1124 (Script_options::referenced_end): New function.
1125 (Script_options::is_referenced): New function.
1126 (Script_options::any_unreferenced): New function.
1127 * script-c.h (script_symbol): Declare.
1128 * yyscript.y (exp): Call script_symbol.
1129 * symtab.cc: Include "script.h".
1130 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1131 Change all callers. Check symbols referenced by scripts.
1132 (Symbol_table::add_undefined_symbols_from_command_line): Add
1133 layout parameter. Change all callers.
1134 (Symbol_table::do_add_undefined_symbols_from_command_line):
1135 Likewise. Break out loop body. Check symbols referenced by
1137 (Symbol_table::add_undefined_symbol_from_command_line): New
1138 function broken out of
1139 do_add_undefined_symbols_from_command_line.
1140 * symtab.h (class Symbol_table): Update declarations.
1141 * archive.cc: Include "layout.h".
1142 (Archive::should_include_member): Add layout parameter. Change
1143 all callers. Check for symbol mentioned in expression.
1144 * archive.h (class Archive): Update declaration.
1145 * object.cc (Sized_relobj::do_should_include_member): Add layout
1147 * object.h (Object::should_include_member): Add layout parameter.
1149 (Object::do_should_include_member): Add layout parameter.
1150 (class Sized_relobj): Update declaration.
1151 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1153 * dynobj.h (class Sized_dynobj): Update declaration.
1154 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1156 * plugin.h (class Sized_pluginobj): Update declaration.
1158 2010-08-02 Ian Lance Taylor <iant@google.com>
1161 * output.cc (Output_segment::set_offset): Search for the first and
1162 last sections rather than assuming that the list is in order.
1163 (Output_segment::find_first_and_last_list): New function.
1164 * output.h (class Output_segment): Update declarations.
1165 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1166 (relro_strip_test_SOURCES): New variable.
1167 (relro_strip_test_DEPENDENCIES): New variable.
1168 (relro_strip_test_LDFLAGS): New variable.
1169 (relro_strip_test_LDADD): New variable.
1170 (relro_strip_test.so): New target.
1172 2010-08-02 Ian Lance Taylor <iant@google.com>
1174 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1175 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1176 (Target_i386::got_tlsdesc_section): New function.
1177 (Target_i386::got_section): Create space for GOT entries for
1178 TLSDESC relocations.
1179 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1181 (Target_i386::Scan::global): Likewise.
1182 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1184 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1185 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1186 (Target_x86_64::got_tlsdesc_section): New function.
1187 (Target_x86_64::got_section): Create space for GOT entries for
1188 TLSDESC relocations.
1189 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1191 (Target_x86_64::Scan::global): Likewise.
1192 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1195 2010-08-02 Ian Lance Taylor <iant@google.com>
1197 * testsuite/final_layout.sh: Use dc to convert from hex to
1200 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1202 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1203 paramter to the call to gold::gc_process_relocs.
1204 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1205 paramter to the call to gold::gc_process_relocs.
1206 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1207 parameter to the call to gold::gc_process_relocs.
1208 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1209 template parameter to the call to gold::gc_process_relocs.
1210 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1211 paramter to the call to gold::gc_process_relocs.
1212 * gc.h (get_embedded_addend_size): New function.
1213 (gc_process_relocs): Save the size of the reloc for use by ICF.
1214 * icf.cc (get_section_contents): Get the addend from the text section
1215 for SHT_REL relocation sections.
1216 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1217 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1218 * int_encoding.h (read_from_pointer): New overloaded function.
1219 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1220 * testsuite/icf_sht_rel_addend_test.sh: New file.
1221 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1222 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1224 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1226 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1227 * Makefile.in: Regenerate.
1228 * testsuite/Makefile.in: Regenerate.
1230 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1232 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1233 * gold/testsuite/debug_msg.cc: Likewise.
1234 * gold/testsuite/odr_violation1.cc
1235 * gold/testsuite/odr_violation2.cc
1237 2010-07-21 Cary Coutant <ccoutant@google.com>
1239 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1240 string, and length fields.
1241 (Output_merge_string::Merged_strings_list): New type.
1242 (Output_merge_string::Merged_strings_lists): New typedef.
1243 (Output_merge_string): Replace merged_strings_ with
1244 merged_strings_lists_.
1245 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1246 Merged_strings_list per input object and section. Don't store pointer
1247 to the string. Don't store length with each merged string entry.
1248 (Output_merge_string::finalize_merged_data): Loop over list of merged
1249 strings lists. Recompute length of each merged string.
1251 2010-07-15 Cary Coutant <ccoutant@google.com>
1253 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1256 2010-07-14 Ian Lance Taylor <iant@google.com>
1258 * descriptors.cc (Descriptors::open): Report correct name in error
1261 2010-07-13 Doug Kwan <dougkwan@google.com>
1263 * arm.cc (Arm_input_section::Arm_input_section): For a
1264 SHT_ARM_EXIDX section, always keeps the input sections.
1265 (Arm_input_section::set_exidx_section_link): New method.
1266 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1267 has_errors_ to false.
1268 (Arm_exidx_input_section::has_errors,
1269 Arm_exidx_input_section::set_has_errors): New methods.
1270 (Arm_exidx_input_section::has_errors_): New data member.
1271 (Arm_relobj::get_exidx_shndx_list): New method.
1272 (Arm_output_section::append_text_sections_to_list): Do not skip
1273 section without SHF_EXECINSTR.
1274 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1276 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1277 section header. Make error messages more verbose. Check for
1278 a non-executable section linked to an EXIDX section.
1279 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1280 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1281 check that there is no deferred EXIDX section if we exit early.
1282 Instead of not making an EXIDX section in case of an error, make one
1283 and set the has_errors flag of it.
1284 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1285 in a relocatable link.
1286 (Target_arm::do_relax): Look for the EXIDX output section instead of
1287 assuming that it is called .ARM.exidx.
1288 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1289 section list. Do not check for SHF_EXECINSTR section flags but
1290 skip any input section with errors.
1291 * output.cc (Output_section::Output_section): Initialize
1292 always_keeps_input_sections_ to false.
1293 (Output_section::add_input_section): Check for
1294 always_keeps_input_sections_.
1295 * output.h (Output_section::always_keeps_input_sections,
1296 Output_section::set_always_keeps_input_sections): New methods.
1297 (Output_section::always_keeps_input_sections): New data member.
1299 2010-07-13 Rafael Espindola <espindola@google.com>
1301 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1302 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1304 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1305 Ian Lance Taylor <iant@google.com>
1307 * output.h (Output_section_lookup_maps::add_merge_section):
1308 Correct check of whether value was inserted.
1309 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1310 (Output_section_lookup_maps::add_relaxed_input_section):
1312 * arm.cc (Target_arm::got_section): Remove used local os.
1313 * i386.cc (Target_i386::got_section): Likewise.
1314 * x86_64.cc (Target_x86_64::got_section): Likewise.
1315 * sparc.cc (Target_sparc::got_section): Likewise.
1316 (Target_sparc::relocate): Remove unused local have_got_offset.
1317 * powerpc.cc (Target_powerpc::relocate): Likewise.
1319 2010-07-13 Ian Lance Taylor <iant@google.com>
1321 * compressed_output.cc (zlib_decompress): Fix signature in
1324 * archive.cc (Archive::include_member): Unlock an external member
1325 of a thin archive. Don't bother to delete an object we know is
1328 2010-07-12 Cary Coutant <ccoutant@google.com>
1330 * compressed_output.cc (zlib_decompress): New function.
1331 (get_uncompressed_size): New function.
1332 (decompress_input_section): New function.
1333 * compressed_output.h (get_uncompressed_size): New function.
1334 (decompress_input_section): New function.
1335 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1336 Handle compressed debug sections.
1337 * layout.cc (is_compressed_debug_section): New function.
1338 (Layout::output_section_name): Map compressed section names to
1340 * layout.h (is_compressed_debug_section): New function.
1341 (is_debug_info_section): Recognize compressed debug sections.
1342 * merge.cc: Include compressed_output.h.
1343 (Output_merge_data::do_add_input_section): Handle compressed
1345 (Output_merge_string::do_add_input_section): Handle compressed
1347 * object.cc: Include compressed_output.h.
1348 (Sized_relobj::Sized_relobj): Initialize new data members.
1349 (build_compressed_section_map): New function.
1350 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1351 * object.h (Object::section_is_compressed): New method.
1352 (Object::do_section_is_compressed): New method.
1353 (Sized_relobj::Compressed_section_map): New type.
1354 (Sized_relobj::do_section_is_compressed): New method.
1355 (Sized_relobj::compressed_sections_): New data member.
1356 * output.cc (Output_section::add_input_section): Handle compressed
1358 * reloc.cc: Include compressed_output.h.
1359 (Sized_relobj::write_sections): Handle compressed debug sections.
1361 2010-07-08 Cary Coutant <ccoutant@google.com>
1363 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1364 weak when resolving to a dynamic def.
1365 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1366 for weak undef/dynamic def cases. Adjust callers.
1367 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1368 undef_binding_weak_.
1369 (Symbol_table::sized_write_globals): Adjust symbol binding.
1370 (Symbol_table::sized_write_symbol): Add binding parameter.
1371 * symtab.h (Symbol::set_undef_binding): New method.
1372 (Symbol::is_undef_binding_weak): New method.
1373 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1374 (Symbol_table::should_override): Add new parameter.
1375 (Symbol_table::sized_write_symbol): Add new parameter.
1377 * testsuite/weak_undef_file1.cc: Add new test case.
1378 * testsuite/weak_undef_file2.cc: Fix header comment.
1379 * testsuite/weak_undef_test.cc: Add new test case.
1381 2010-06-29 Doug Kwan <dougkwan@google.com>
1383 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1384 Initialize USE_SYMBOL_.
1385 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1387 (Arm_reloc_property::uses_symbol_): New data member declaration.
1388 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1389 uses symbol value and symbol is undefined but not weakly undefined.
1391 2010-06-28 Rafael Espindola <espindola@google.com>
1393 * plugin.cc (Plugin::load): Use dlerror.
1395 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1397 * symtab.cc (detect_odr_violations): When reporting an ODR
1398 violation, report an object where the symbol is defined.
1400 2010-06-25 Doug Kwan <dougkwan@google.com>
1402 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1403 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1405 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1406 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1407 target hook to detect function points.
1408 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1409 * icf.h (Icf::check_section_for_function_pointers): Change type of
1410 parameter SECTION_NAME to const reference to std::string. Use
1411 target hook to determine if section may have unsafe pointers.
1412 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1415 2010-06-21 Rafael Espindola <espindola@google.com>
1417 * fileread.cc (Input_file::find_fie): New
1418 (Input_file::open): Use Input_file::find_fie.
1419 * fileread.h (Input_file::find_fie): New
1420 * plugin.cc (set_extra_library_path): New.
1421 (Plugin::load): Add set_extra_library_path to the transfer vector.
1422 (Plugin_manager::set_extra_library_path): New.
1423 (Plugin_manager::add_input_file): Use the extra search path if set.
1424 (set_extra_library_path(): New.
1425 * plugin.h (Plugin_manager): Add set_extra_library_path and
1428 2010-06-19 Cary Coutant <ccoutant@google.com>
1430 * layout.cc (gdb_sections): Add .debug_types.
1431 (lines_only_debug_sections): Likewise.
1433 2010-06-18 Rafael Espindola <espindola@google.com>
1435 * plugin.cc (add_input_file,add_input_library)
1436 (Plugin_manager::add_input_file): Make filename arguments const.
1437 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1440 2010-06-16 Doug Kwan <dougkwan@google.com>
1442 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1443 .ARM.attributes section if we have not merged any input
1444 attributes sections.
1446 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1448 * arm.cc: Allow combining objects with no EABI version
1451 2010-06-15 Rafael Espindola <espindola@google.com>
1453 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1455 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1457 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1458 (struct iovec): Correct !HAVE_READV definition.
1460 2010-06-10 Cary Coutant <ccoutant@google.com>
1462 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1463 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1465 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1468 * symtab.h (Symbol::is_placeholder): New member function.
1469 * target-reloc.h (relocate_section): Check for placeholder symbols.
1471 * testsuite/Makefile.am (plugin_test_8): New test.
1472 (plugin_test_9): New test.
1473 * testsuite/Makefile.in: Regenerate.
1475 2010-06-09 Nick Clifton <nickc@redhat.com>
1477 * yyscript.y (input_list_element): Allow strings prefixed with
1478 the '-' character. Treat these as libraries.
1479 * script.cc (script_add_library): New function. Adds a library
1480 specified by "-l<name>" found in an input script.
1481 * script-c.h: Add prototype for script_add_library.
1483 2010-06-07 Doug Kwan <dougkwan@google.com>
1485 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1486 Restrict stub-group size to be within long conditional branch
1487 range when working around cortex-A8 erratum.
1489 2010-06-07 Damien Diederen <dd@crosstwine.com>
1491 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1494 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1498 (Output_section::Input_section_sort_entry::compare_section_ordering):
1499 Change to return non-zero correctly.
1500 (Output_section::Input_section_sort_section_order_index_compare
1501 ::operator()): Change to fix ambiguity in comparisons.
1503 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1505 * gold.h (is_wildcard_string): New function.
1506 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1507 (Layout::layout_eh_frame): Ditto.
1508 (Layout::find_section_order_index): New method.
1509 (Layout::read_layout_from_file): New method.
1510 * layout.h (Layout::find_section_order_index): New method.
1511 (Layout::read_layout_from_file): New method.
1512 (Layout::input_section_position_): New private member.
1513 (Layout::input_section_glob_): New private member.
1514 * main.cc (main): Call read_layout_from_file here.
1515 * options.h (--section-ordering-file): New option.
1516 * output.cc (Output_section::input_section_order_specified_): New
1518 (Output_section::Output_section): Initialize new member.
1519 (Output_section::add_input_section): Add new parameter.
1520 Keep input sections when --section-ordering-file is used.
1521 (Output_section::set_final_data_size): Sort input sections when
1522 section ordering file is specified.
1523 (Output_section::Input_section_sort_entry): Add new parameter.
1525 (Output_section::Input_section_sort_entry::compare_section_ordering):
1527 (Output_section::Input_section_sort_compare::operator()): Change to
1528 consider section_order_index.
1529 (Output_section::Input_section_sort_init_fini_compare::operator()):
1530 Change to consider section_order_index.
1531 (Output_section::Input_section_sort_section_order_index_compare
1532 ::operator()): New method.
1533 (Output_section::sort_attached_input_sections): Change to sort
1534 according to section order when specified.
1535 (Output_section::add_input_section<32, true>): Add new parameter.
1536 (Output_section::add_input_section<64, true>): Add new parameter.
1537 (Output_section::add_input_section<32, false>): Add new parameter.
1538 (Output_section::add_input_section<64, false>): Add new parameter.
1539 * output.h (Output_section::add_input_section): Add new parameter.
1540 (Output_section::input_section_order_specified): New
1542 (Output_section::set_input_section_order_specified): New method.
1543 (Input_section::Input_section): Initialize section_order_index_.
1544 (Input_section::section_order_index): New method.
1545 (Input_section::set_section_order_index): New method.
1546 (Input_section::section_order_index_): New member.
1547 (Input_section::Input_section_sort_section_order_index_compare): New
1549 (Output_section::input_section_order_specified_): New member.
1550 * script-sections.cc (is_wildcard_string): Delete and move modified
1552 (Output_section_element_input::Output_section_element_input): Modify
1553 call to is_wildcard_string.
1554 (Output_section_element_input::Input_section_pattern
1555 ::Input_section_pattern): Ditto.
1556 (Output_section_element_input::Output_section_element_input): Ditto.
1557 * testsuite/Makefile.am (final_layout): New test case.
1558 * testsuite/Makefile.in: Regenerate.
1559 * testsuite/final_layout.cc: New file.
1560 * testsuite/final_layout.sh: New file.
1562 2010-06-01 Rafael Espindola <espindola@google.com>
1564 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1566 2010-06-01 Rafael Espindola <espindola@google.com>
1568 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1569 visibility of symbols.
1571 2010-05-27 Doug Kwan <dougkwan@google.com>
1573 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1574 from start of output section instead of address for a local symbol
1575 in a merged or relaxed section when doing a relocatable link.
1577 2010-05-26 Rafael Espindola <espindola@google.com>
1580 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1581 adding sections the garbage collector removed.
1582 * gold/testsuite/Makefile.am: Add test.
1583 * gold/testsuite/Makefile.in: Regenerate.
1584 * gold/testsuite/plugin_test_7.sh: New.
1585 * gold/testsuite/plugin_test_7_1.c: New.
1586 * gold/testsuite/plugin_test_7_2.c: New.
1588 2010-05-26 Rafael Espindola <espindola@google.com>
1590 * script-sections.cc (Output_section_definition::set_section_addresses):
1591 Check for --section-start.
1593 2010-05-26 Doug Kwan <dougkwan@google.com>
1595 * arm.cc (Arm_scan_relocatable_relocs): New class.
1596 (Target_arm::relocate_special_relocatable): New method.
1597 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1598 (Arm_relocate_functions::thumb_branch_common): Same.
1599 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1600 instead of Default_scan_relocatable_relocs.
1601 * target-reloc.h (relocate_for_relocatable): Let target handle
1602 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1603 * target.h (Sized_target::relocate_special_relocatable): New method.
1605 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1607 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1609 2010-05-23 Doug Kwan <dougkwan@google.com>
1611 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1613 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1614 with a direct branch, not a conditional branch, to a stub.
1615 * merge.cc (Output_merge_base::record_input_section): New method
1617 (Output_merge_data::do_add_input_section): Record input section if
1618 keeps-input-sections flag is set.
1619 (Output_merge_string::do_add_input_section): Ditto.
1620 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1621 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1623 (Output_merge_base::keeps_input_sections,
1624 Output_merge_base::set_keeps_input_sections,
1625 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1627 (Output_merge_base::Input_sections): New type declaration.
1628 (Output_merge_base::input_sections_begin,
1629 Output_merge_base::input_sections_end,
1630 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1631 (Output_merge_base::bool keeps_input_sections_,
1632 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1633 Output_merge_base::input_sections_): New data members.
1634 (Output_merge_data::do_set_keeps_input_sections): New method
1636 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1637 * output.cc (Output_section::Input_section::relobj): Move method
1638 defintion from class declaration to here and handle merge sections.
1639 (Output_section::Input_section::shndx): Ditto.
1640 (Output_section::Output_section): Remove initializations of removed
1641 data members and initialize new data member LOOKUP_MAPS_.
1642 (Output_section::add_input_section): Set keeps-input-sections flag
1643 for a newly created merge output section as appropriate. Adjust code
1644 to use Output_section_lookup_maps class.
1645 (Output_section::add_relaxed_input_section): Adjst code for lookup
1646 maps code refactoring.
1647 (Output_section::add_merge_input_section): Add a new parameter
1648 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1649 class. If adding input section to a newly created merge output
1650 section fails, remove the new merge section.
1651 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1652 Adjust code for use of the Output_section_lookup_maps class.
1653 (Output_section::find_merge_section): Ditto.
1654 (Output_section::build_lookup_maps): New method defintion.
1655 (Output_section::find_relaxed_input_section): Adjust code to use
1656 Output_section_lookup_maps class.
1657 (Output_section::get_input_sections): Export merge sections. Adjust
1658 code to use Output_section_lookup_maps class.
1659 (Output_section:::add_script_input_section): Adjust code to use
1660 Output_section_lookup_maps class. Update lookup maps for merge
1662 (Output_section::discard_states): Use Output_section_lookup_maps.
1663 (Output_section::restore_states): Same.
1664 * output.h (Merge_section_properties): Move class defintion out of
1666 (Output_section_lookup_maps): New class.
1667 (Output_section::Input_section::is_merge_section): New method
1669 (Output_section::Input_section::relobj): Move defintion out of class
1670 defintion. Declare method only.
1671 (Output_section::Input_section::shndx): Ditto.
1672 (Output_section::Input_section::output_merge_base): New method defintion.
1673 (Output_section::Input_section::u2_.pomb): New union field.
1674 (Output_section::Merge_section_by_properties_map,
1675 Output_section::Output_section_data_by_input_section_map,
1676 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1678 (Output_section::add_merge_input_section): Add new parameter
1679 KEEPS_INPUT_SECTIONS.
1680 (Output_section::build_lookup_maps): New method declaration.
1681 (Output_section::merge_section_map_,
1682 Output_section::merge_section_by_properties_map_,
1683 Output_section::relaxed_input_section_map_,
1684 Output_section::is_relaxed_input_section_map_valid_): Remove data
1686 (Output_section::lookup_maps_): New data member.
1688 2010-05-21 Doug Kwan <dougkwan@google.com>
1691 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1692 avoid a compilation error.
1694 2010-05-19 Rafael Espindola <espindola@google.com>
1696 * script-sections.cc (Output_section_definition::allocate_to_segment):
1697 Update the phdrs_list even when the output section is NULL.
1698 * testsuite/Makefile.am: Add test.
1699 * testsuite/Makefile.in: Regenerate.
1700 * testsuite/script_test_9.cc: New.
1701 * testsuite/script_test_9.sh: New.
1702 * testsuite/script_test_9.t: New.
1704 2010-05-19 Doug Kwan <dougkwan@google.com>
1706 * arm.cc (Arm_input_section::original_size): New method.
1707 (Arm_input_section::do_addralign): Add a cast.
1708 (Arm_input_section::do_output_offset): Remove static cast.
1709 (Arm_input_section::original_addralign,
1710 Arm_input_section::original_size_): Change type to uint32_t.
1711 (Arm_input_section::init): Add safe casts for section alignment
1713 (Arm_input_section::set_final_data_size): Do not set address and
1714 offset of stub table.
1715 (Arm_output_section::fix_exidx_coverage): Change use of of
1716 Output_section::Simple_input_section to that of
1717 Output_section::Input_section.
1718 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1719 except for the first pass.
1720 * output.cc (Output_section::get_input_sections): Change type of
1721 input_sections to std::list<Input_section>.
1722 (Output_section::add_script_input_section): Rename from
1723 Output_section::add_simple_input_section. Change type of SIS
1724 parameter from Simple_input_section to Input_section.
1725 * output.h (Output_section::Simple_input_section): Remove class.
1726 (Output_section::Input_section): Change class visibility to public.
1727 (Output_section::Input_section::addralign): Use stored alignments
1728 for special input sections if set.
1729 (Output_section::Input_section::set_addralign): New method.
1730 (Output_section::get_input_sections): Change parameter type from
1731 list of Simple_input_section to list of Input_section.
1732 (Output_section::add_script_input_section): Rename from
1733 Output_section::add_simple_input_section. Change first parameter's
1734 type from Simple_input_section to Input_section and remove the
1735 second and third parameters.
1736 * script-sections.cc (Input_section::Input_section_list): Change
1737 type to list of Output_section::Input_section/
1738 (Input_section_info::Input_section_info): Change parameter type of
1739 INPUT_SECTION to Output_section::Input_section.
1740 (Input_section_info::input_section): Change return type.
1741 (Input_section_info::input_section_): Change type to
1742 Output_section::Input_section.
1743 (Output_section_element_input::set_section_addresses): Adjust code
1744 to use Output_section::Input_section instead of
1745 Output_section::Simple_input_section. Adjust code for renaming
1746 of Output_section::add_simple_input_section.
1747 (Orphan_output_section::set_section_addresses): Ditto.
1749 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1751 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1752 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1754 2010-05-18 Rafael Espindola <espindola@google.com>
1756 * options.cc (General_options::finalize): Handle -nostdlib.
1757 * options.h (nostdlib): New option.
1758 * script.cc (script_add_search_dir): Handle -nostdlib.
1760 2010-05-12 Doug Kwan <dougkwan@google.com>
1762 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1763 attributes section only if there no attributes section after merging.
1764 (Target_arm::merge_object_attributes): Move value of
1765 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1766 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1767 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1768 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1769 and arm_attr_merge_7.stdout.
1770 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1771 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1772 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1773 arm_attr_merge_7b.o): New rules.
1774 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1776 * testsuite/Makefile.in: Regenerate.
1777 * testsuite/arm_attr_merge.sh: New file.
1778 * testsuite/arm_attr_merge_[67][ab].s: Same.
1780 2010-05-05 Nick Clifton <nickc@redhat.com>
1782 * po/es.po: Updated Spanish translation.
1784 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1786 * Makefile.am (install-exec-local): Properly install gold as
1787 default cross linker.
1788 * Makefile.in: Regenerated.
1790 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1791 Nick Clifton <nickc@redhat.com>
1793 * configure.ac (install_as_default): Define and set to false
1794 unless --enable-gold or --enable-gold=both/gold has been
1796 * configure: Regenerate.
1798 * Makefile.am (install-exec-local): Install the executable as
1799 'ld.gold'. If install_as_default is true then also install it as
1801 * Makefile.in: Regenerated.
1803 2010-04-24 Ian Lance Taylor <iant@google.com>
1805 * layout.cc (Layout::layout_reloc): In relocatable link don't
1806 combine reloc sections for grouped sections.
1808 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1810 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1811 sections that are not ordinary to icf.
1812 * icf.cc (get_section_contents): Handle relocation pointing to section
1813 with no object or shndx information.
1814 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1815 * testsuite/Makefile.in: Regenerate.
1816 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1817 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1819 2010-04-22 Ian Lance Taylor <iant@google.com>
1821 * expression.cc (Expression::Expression_eval_info): Add
1822 result_alignment_pointer field.
1823 (Expression::eval_with_dot): Add result_alignment_pointer
1824 parameter. Change all callers.
1825 (Expression::eval_maybe_dot): Likewise.
1826 (class Binary_expression): Add alignment_pointer parameter to
1827 left_value and right_value. Change all callers.
1828 (BINARY_EXPRESSION): Set result alignment.
1829 (class Trinary_expression): Add alignment_pointer parameter to
1830 arg2_value and arg3_value. Change all callers.
1831 (Trinary_cond::value): Set result alignment.
1832 (Max_expression::value, Min_expression::value): Likewise.
1833 (Align_expression::value): Likewise.
1834 * script-sections.cc (class Sections_element): Add dot_alignment
1835 parameter to set_section_addresses virtual function. Update
1837 (class Output_section_element): Likewise.
1838 (Script_sections::create_segments): Add dot_alignment parameter.
1840 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1841 (Script_sections::set_phdrs_clause_addresses): Likewise.
1842 * script-sections.h: Update declarations.
1843 * script.h: Update declarations.
1844 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1846 * testsuite/script_test_3.t: Set large alignment.
1847 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1848 segment has expected alignment.
1850 2010-04-22 Nick Clifton <nickc@redhat.com>
1852 * po/gold.pot: Updated by the Translation project.
1853 * po/vi.po: Updated Vietnamese translation.
1855 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1857 * testsuite/Makefile.am (check_PROGRAMS): Add
1858 icf_virtual_function_folding_test.
1859 * testsuite/Makefile.in: Regenerated.
1861 2010-04-15 Andrew Haley <aph@redhat.com>
1863 * options.h (merge_exidx_entries): New option.
1864 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1865 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1866 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1867 (Target_arm::merge_exidx_entries): New function.
1868 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1869 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1870 to Arm_exidx_fixup constructor.
1871 Add new arg, merge_exidx_entries.
1872 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1873 Arm_output_section::fix_exidx_coverage.
1875 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1877 * icf.cc (get_section_contents): Check for preemptible functions.
1878 Ignore addend when appropriate.
1879 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1881 (add_from_relobj): Check for section folded.
1882 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1883 * symtab.h (should_add_dynsym_entry): Add new parameter.
1884 * target-reloc.h (scan_relocs): Check for section folded.
1885 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1886 Check reloc types for function pointers in shared objects.
1887 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1889 (icf_preemptible_functions_test): New test case.
1890 (icf_string_merge_test): New test case.
1891 * testsuite.Makefile.in: Regenerate.
1892 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1893 bar_glob. Refactor code.
1894 * testsuite/icf_preemptible_functions_test.cc: New file.
1895 * testsuite/icf_preemptible_functions_test.sh: New file.
1896 * testsuite/icf_string_merge_test.cc: New file.
1897 * testsuite/icf_string_merge_test.sh: New file.
1898 * testsuite/icf_virtual_function_folding_test.cc: New file.
1899 * testsuite/icf_virtual_function_folding_test.sh: New file.
1901 2010-04-14 Doug Kwan <dougkwan@google.com>
1903 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1904 for local symbol recounting if we remove a section due to ICF.
1905 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1906 there are no regular objects in input.
1908 2010-04-13 Doug Kwan <dougkwan@google.com>
1910 * arm.cc (Arm_input_section::set_final_data_size): Compute
1911 accurate final data size instead of using current data size.
1913 2010-04-09 Doug Kwan <dougkwan@google.com>
1915 * layout.cc (Layout::choose_output_section): Handle script section
1917 (Layout::make_output_section_for_script): Add section type parameter.
1918 Handle script section types.
1919 * layout.h (Layout::make_output_section_for_script): Add section
1921 * output.cc (Output_section::Output_section): Initialize data member
1923 (Output_section::do_reset_address_and_file_offset): Do not set address
1924 to 0 if section is a NOLOAD section.
1925 * output.h (Output_section::is_noload): New method.
1926 (Output_section::set_is_noload): Ditto.
1927 (Output_section::is_noload_): New data member.
1928 * script-c.h (Script_section_type): New enum type.
1929 (struct Parser_output_section_header): Add new file section_type.
1930 * script-sections.cc (Sections_element::output_section_name): Add
1931 parameter for returning script section type.
1932 (Output_section_definition::output_section_name): Ditto.
1933 (Output_section_definition::section_type)P; New method.
1934 (Output_section_definiton::script_section_type_name): Ditto.
1935 (Output_section_definition::script_section_type_): New data member.
1936 (Output_section_definition::Output_section_definition): Initialize
1937 data member Output_section_definition::script_section_type_.
1938 (Output_section_definition::create_sections): Pass script section type
1939 to Layout::make_output_section_for_script.
1940 (Output_section_definition::output_section_name): Return script
1941 section type to caller.
1942 (Output_section_definition::set_section_address): Do not advance
1943 dot value and load address if section type is NOLOAD. Set address
1944 of NOLOAD sections regardless of section flags.
1945 (Output_section_definition::print): Print section type if it is
1946 not SCRIPT_SECTION_TYPE_NONE.
1947 (Output_section_definition::section_type): New method.
1948 (Output_section_definition::script_section_type_name): Ditto.
1949 (Script_sections::output_section_name): Add new parameter
1950 PSECTION_TYPE for returning script section type. Pass it to
1951 section elements. Handle discard sections.
1952 (Sort_output_sections::operator()): Handle NOLOAD sections.
1953 * script-sections.h (Script_sections::Section_type): New enum type.
1954 (Script_sections::output_section_name): Add a new parameter for
1955 returning script section type.
1956 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1958 * yyscript.y (union): Add new field SECTION_TYPE.
1959 (COPY, DSECT, INFO, NOLOAD): New tokens.
1960 (opt_address_and_section_type): Change type to output_section_header.
1961 (section_type): New non-terminal
1962 (section_header): Handle section type.
1963 (opt_address_and_section_type): Return section type value.
1965 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1967 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1968 * testsuite/plugin_common_test_2.c (foo): Likewise.
1970 2010-04-08 Doug Kwan <dougkwan@google.com>
1972 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1974 * output.cc (Output_section::add_merge_input_section): Simplify
1975 code and return status of Output_merge_base::add_input_section.
1976 Update merge section map only if Output_merge_base::add_input_section
1979 2010-04-07 Doug Kwan <dougkwan@google.com>
1981 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1982 if section is marked as containing instructions but has no mapping
1984 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1985 correct section index.
1986 (Arm_relobj::find_linked_text_section): Ditto.
1988 2010-04-07 Cary Coutant <ccoutant@google.com>
1990 * archive.cc (include_member): Destroy Read_symbols_data object before
1992 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1993 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1994 (Read_symbols_data::~Read_symbols_data) New destructor.
1995 (Section_relocs::Section_relocs) New constructor.
1996 (Section_relocs::~Section_relocs) New destructor.
1997 (Read_relocs_data::Read_relocs_data) New constructor.
1998 (Read_relocs_data::~Read_relocs_data) New destructor.
1999 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
2000 pointers to NULL after deleting.
2002 2010-04-07 Doug Kwan <dougkwan@google.com>
2004 * arm.cc: Replace "endianity" with "endianness" in comments.
2005 (Arm_exidx_cantunwind): Ditto.
2006 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2007 (Arm_relobj::merge_flags_and_attributes): New method.
2008 (Arm_relobj::merge_flags_and_attributes_): New data member.
2009 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2010 (Arm_relobj::scan_sections_for_stubs): Ditto.
2011 (Arm_relobj::do_read_symbols): Check to see if we really want to
2012 merge processor-specific flags and attributes. Exit early if
2013 an object is empty except for section names and the undefined symbol.
2014 (Target_arm::do_finalize_sections): Move check for ELF format to
2015 Arm_relobj::do_read_symbols. Merge processor specific flags and
2016 attributes from a regular object only when we have determined that
2017 it is aapropriate. Do not create an .ARM.attributes section in
2018 output if there is no regular input object.
2019 (Target_arm::merge_processor_specific_flags): Check
2020 --warn-mismatch before printing any error.
2021 (Target_arm::merge_object_attributes): Ditto.
2022 * gold.cc (queue_middle_tasks): Handle the case in which there is
2023 no regular object in input.
2024 * options.cc (General_options::parse_EB): New method.
2025 (General_options::parse_EL): Same.
2026 (General_options::General_options): Initialize endianness_.
2027 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2029 (General_options::Endianness): New enum.
2030 (General_options::endianness): New method.
2031 (General_options::endianness_): New data member.
2032 * parameters.cc (Parameters::set_options): Check target endianness.
2033 (Parameters::set_target_once): Ditto.
2034 (Parameters::check_target_endianness): New method.
2035 (parameters_force_valid_target): If either -EL or -EB is specified,
2036 use it to define endianness of default target.
2037 * parameters.h (Parameters::check_target_endianness): New method
2039 * target.h (class Target): Change "endianity" to "endianness"
2042 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2044 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2045 * configure: Regenerate.
2046 * Makefile.in: Regenerate.
2047 * testsuite/Makefile.in: Regenerate.
2049 2010-04-06 Cary Coutant <ccoutant@google.com>
2052 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2053 prevailing definitions of common symbols.
2054 * testsuite/plugin_test_6.sh: New test case.
2055 * testsuite/plugin_common_test_1.c: New test case.
2056 * testsuite/plugin_common_test_2.c: New test case.
2057 * testsuite/Makefile.am (plugin_test_6): New test case.
2058 * testsuite/Makefile.in: Regenerate.
2060 2010-04-06 Nick Clifton <nickc@redhat.com>
2062 * po/vi.po: New Vietnamese translation.
2064 2010-03-30 Doug Kwan <dougkwan@google.com>
2066 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2068 2010-03-25 Doug Kwan <dougkwan@google.com>
2070 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2071 to avoid a conversion warning on a 32-bit host.
2073 2010-03-24 Ian Lance Taylor <iant@google.com>
2075 * testsuite/script_test_3.t: Add a TLS segment.
2076 * testsuite/Makefile.am (check_PROGRAMS): Add
2077 tls_phdrs_script_test.
2078 (tls_phdrs_script_test_SOURCES): Define.
2079 (tls_phdrs_script_test_DEPENDENCIES): Define.
2080 (tls_phdrs_script_test_LDFLAGS): Define.
2081 (tls_phdrs_script_test_LDADD): Define.
2082 * testsuite/Makefile.in: Rebuild.
2084 2010-03-23 Cary Coutant <ccoutant@google.com>
2086 * fileread.cc (find_or_make_view): Fix comment.
2088 2010-03-23 Ian Lance Taylor <iant@google.com>
2090 * script-sections.cc (class Orphan_section_placement): Define
2091 PLACE_TLS and PLACE_TLS_BSS.
2092 (Orphan_section_placement::Orphan_section_placement): Initialize
2094 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2095 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2096 (tls_script_test_SOURCES): Define.
2097 (tls_script_test_DEPENDENCIES): Define.
2098 (tls_script_test_LDFLAGS): Define.
2099 (tls_script_test_LDADD): Define.
2100 * testsuite/Makefile.in: Rebuild.
2102 2010-03-22 Doug Kwan <dougkwan@google.com>
2104 * arm.cc (Arm_relocate_functions::abs8,
2105 Arm_relocate_functions::abs16): Use correct check for overflow
2106 specified in the ARM ELF specs.
2107 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2108 target of a BLX instruction specially.
2109 (Reloc_stub::stub_type_for_reloc): Ditto.
2110 (Relocate::relocate): Use symbolic names instead of numeric relocation
2111 codes to report error.
2112 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2114 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2115 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2116 thumb2_blx_out_of_range.stdout
2117 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2118 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2119 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2120 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2121 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2122 thumb2_blx_in_range, thumb2_blx_in_range.o,
2123 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2124 thumb2_blx_out_of_range.o): New rules.
2125 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2126 thumb2_blx_in_range and thumb2_blx_out_of_range.
2127 * testsuite/Makefile.in: Regenerate.
2128 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2129 * testsuite/thumb_blx_in_range.s: New file.
2130 * testsuite/thumb_blx_out_of_range.s: New file.
2132 2010-03-22 Rafael Espindola <espindola@google.com>
2134 * archive.cc (Should_include): Move to archive.h.
2135 (should_include_member): Make it a member of Archive.
2137 (Add_lib_group_symbols): New.
2138 * archive.h: Include options.h.
2139 (Archive_member): Moved from Archive.
2140 (Should_include): Moved from archive.cc.
2142 (Add_lib_group_symbols): New.
2143 * dynobj.cc (do_should_include_member): New.
2144 * dynobj.h (do_should_include_member): New.
2145 * gold.cc (queue_initial_tasks): Update call to queue.
2146 * main.cc (main): Print lib group stats.
2147 * object.cc (do_should_include_member): New.
2148 * object.h: Include archive.h.
2149 (Object::should_include_member): New.
2150 (Object::do_should_include_member): New.
2151 (Sized_relobj::do_should_include_member): New.
2152 * options.cc (General_options::parse_start_lib): New.
2153 (General_options::parse_end_lib): New.
2154 (Input_arguments::add_file): Handle lib groups.
2155 (Input_arguments::start_group): Check we are not in a lib.
2156 (Input_arguments::start_lib): New.
2157 (Input_arguments::end_lib): New.
2158 * options.h (General_options): Add start_lib and end_lib.
2159 (Input_argument::lib_): New.
2160 (Input_argument::lib): New.
2161 (Input_argument::is_lib): New.
2162 (Input_file_lib): New.
2163 (Input_arguments::in_lib_): New.
2164 (Input_arguments::in_lib): New.
2165 (Input_arguments::start_lib): New.
2166 (Input_arguments::end_lib_): New.
2167 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2168 in unused members as preempted.
2169 (Sized_pluginobj::do_should_include_member): New.
2170 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2171 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2173 (Read_symbols::do_whole_lib_group): New.
2174 (Read_symbols::do_lib_group): New.
2175 (Read_symbols::do_read_symbols): Handle lib groups.
2176 (Read_symbols::get_name): Handle lib groups.
2177 * readsyms.h (Read_symbols): Add an archive member pointer.
2178 (Read_symbols::do_whole_lib_group): New.
2179 (Read_symbols::do_lib_group): New.
2180 (Read_symbols::member_): New.
2181 * script.cc (read_input_script): Update call to queue_soon.
2183 2010-03-19 Doug Kwan <dougkwan@google.com>
2185 * arm.cc (Stub_table::Stub_table): Initialize new data members
2186 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2187 (Stub_table::add_reloc_stub): Assign stub offset and update
2188 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2189 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2191 (Stub_table::update_data_size_and_addralign): Use
2192 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2193 instead of going over all reloc stubs.
2194 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2195 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2196 Stringpool_template::offset_ to size of Stringpool_char.
2197 (Stringpool_template::new_key_offset): Remove code to initialize
2198 Stringpool_template::offset_.
2199 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2200 Stringpool_template::offset_ to zero.
2202 2010-03-15 Doug Kwan <dougkwan@google.com>
2204 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2206 (Stringpool_template::new_key_offset): New method.
2207 (Stringpool_template::add_string): Assign offsets when adding new
2209 (Stringpool_template::set_string_offsets): Do not set string offsets
2210 when not optimizing.
2211 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2213 (Chunked_vector::clear): Clear size_.
2214 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2215 (Chunked_vector::size): Return size_.
2216 (Chunked_vector::push_back): Use size_ to find insert position.
2217 (Chunked_vector::size_): New data member.
2218 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2219 (Stringpool_template::new_key_offset): New method declaration.
2220 (Stringpool_template::offset_): New data member.
2222 2010-03-15 Rafael Espindola <espindola@google.com>
2224 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2225 Add_symbols' constructor.
2226 * readsyms.h (Add_symbols): Remove the input_group member.
2228 2010-03-10 Ian Lance Taylor <iant@google.com>
2230 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2231 target to ask whether a reference to a symbol requires a stack
2233 * target.h (Target::is_call_to_non_split): New function.
2234 (Target::do_is_call_to_non_split): Declare virtual function.
2235 * target.cc: Include "symtab.h".
2236 (Target::do_is_call_to_non_split): New function.
2237 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2239 2010-03-10 Cary Coutant <ccoutant@google.com>
2241 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2242 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2243 (File_read::open[2]): Add whole_file_view_ to list of views.
2244 (File_read::make_view): Remove test of whole_file_view_.
2245 (File_read::find_or_make_view): Create whole_file_view_ if
2247 (File_read::clear_views): Replace bool parameter with enum;
2248 adjust all callers. Don't delete views with permanent data;
2249 do delete cached views and views from archives if
2250 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2251 if clearing the corresponding view.
2252 * fileread.h (File_read::Clear_views_mode): New enum.
2253 (File_read::View::is_permanent_view): New method.
2254 (File_read::clear_views): Replace bool parameter
2255 with enum; adjust all callers.
2256 * options.h (General_options): Change keep_files_mapped option;
2257 add map_whole_files.
2258 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2260 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2263 2010-03-10 David S. Miller <davem@davemloft.net>
2265 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2267 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2269 * icf.cc (get_section_contents): Add '@' marker after processing the
2272 2010-03-08 Doug Kwan <dougkwan@google.com>
2274 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2275 due to a conversion warning.
2276 (Arm_relobj::update_output_local_symbol_count): Check for local
2277 symbol with unset output index.
2279 2010-03-05 Ian Lance Taylor <iant@google.com>
2281 * options.h (class General_options): Add --spare-dynamic-tags.
2282 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2283 --spare-dynamic-tags.
2285 2010-03-05 Ian Lance Taylor <iant@google.com>
2287 * incremental.cc: Include "libiberty.h".
2289 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2291 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2292 function, is_info_ member.
2293 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2294 (Versions::Versions): Update caller.
2295 (Versions::define_base_version): Likewise.
2296 (Versions::add_def): Likewise.
2298 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2300 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2301 (Scan::possible_function_pointer_reloc): New function.
2302 (Scan::local_reloc_may_be_function_pointer): Change to call
2303 possible_function_pointer_reloc.
2304 (Scan::global_reloc_may_be_function_pointer): Ditto.
2305 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2306 relocations in ".data.rel.ro._ZTV" section.
2307 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2308 * testsuite/icf_safe_so_test.cc: Ditto.
2309 * testsuite/icf_safe_test.cc: Ditto.
2310 * testsuite/icf_safe_test.sh: Ditto.
2312 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2313 Ian Lance Taylor <iant@google.com>
2315 * target-reloc.h (relocate_section): Check the symbol table index
2316 for -1U before setting the local symbol index.
2317 (scan_relocatable_relocs): If copying the relocation, record that
2318 the local symbol is required.
2319 * object.h (Symbol_value::is_output_symtab_index_set): New
2321 (Symbol_value::may_be_discarded_from_output_symtab): New
2323 (Symbol_value::has_output_symtab_entry): New function.
2324 (Symbol_value::needs_output_symtab_entry): Remove.
2325 (Symbol_value::output_symtab_index): Make sure the symbol index is
2327 (Symbol_value::set_output_symtab_index): Make sure the symbol
2328 index is not set. Make sure the new index is valid.
2329 (Symbol_value::set_must_have_output_symtab_entry): New function.
2330 (Symbol_value::has_output_dynsym_entry): New function.
2331 (Symbol_value::set_output_dynsym_index): Make sure the new index
2333 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2334 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2335 local symbol if permitted.
2336 (Sized_relobj::do_finalize_local_symbols): Call
2337 is_output_symtab_index_set rather than needs_output_symtab_entry.
2338 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2339 rather than needs_output_symtab_entry. Call
2340 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2341 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2342 is_output_symtab_index_set rather than needs_output_symtab_entry.
2343 * testsuite/discard_locals_relocatable_test.c: New file.
2344 * testsuite/discard_locals_test.sh: Test -r.
2345 * testsuite/Makefile.am (check_DATA): Add
2346 discard_locals_relocatable_test1.syms,
2347 discard_local_relocatable_test2.syms.
2348 (MOSTLYCLEANFILES): Likewise. Also add
2349 discard_locals_relocatable_test1.lout and
2350 discard_locals_relocatable_test2.out.
2351 (discard_locals_relocatable_test1.syms): New target.
2352 (discard_locals_relocatable_test.o): New target.
2353 (discard_locals_relocatable_test1.out): New target.
2354 (discard_locals_relocatable_test2.syms): New target.
2355 (discard_locals_relocatable_test2.out): New target.
2356 (various): Add missing ../ld-new dependencies.
2357 * testsuite/Makefile.in: Rebuild.
2359 2010-03-03 Nick Clifton <nickc@redhat.com>
2361 * po/fi.po: New Finnish translation.
2363 2010-03-01 Doug Kwan <dougkwan@google.com>
2365 * layout.cc (Layout::Layout): Force section types of .init_array*,
2366 .preinit_array* and .fini_array* sections.
2367 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2368 Fix check of return value of std::string::find.().
2369 (Output_section::Input_section_sort_compare::operator()): Remove
2370 comment about .init_array.
2371 (Output_section::Input_section_sort_init_fini_compare::operator()):
2373 (Output_section::sort_attached_input_sections): Handle .init_array
2374 and .fini_array specially.
2375 * output.h (Output_section::Inut_section_sort_compare): Update
2377 (Output_section::Input_section_sort_init_fini_compare): New struct.
2379 2010-02-26 Doug Kwan <dougkwan@google.com>
2381 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2382 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2383 * testsuite/debug_msg.sh: Avoid matching source line number for
2384 use of global variable undef_int.
2386 2010-02-26 Doug Kwan <dougkwan@google.com>
2388 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2389 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2390 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2391 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2392 * options.cc (General_options::General_options): Initialize member
2394 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2395 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2396 and rm_no_fix_v4bx.stdout
2397 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2398 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2399 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2400 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2401 and arm_no_fix_v4bx.
2402 * Makefile.in: Regenerate.
2403 * testsuite/arm_fix_v4bx.s: New file.
2404 * testsuite/arm_fix_v4bx.sh: Ditto.
2406 2010-02-24 Doug Kwan <dougkwan@google.com>
2408 * arm.cc (Target_arm::got_section): Make the .got section the first
2409 non RELRO section in the data segment.
2410 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2411 suffixes of section names.
2413 2010-02-24 Doug Kwan <dougkwan@google.com>
2415 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2416 flags and attributes merging if an input file is a binary file.
2417 * fileread.cc (Input_file::open): Record format of original file.
2418 * fileread.h (Input_file::Format): New enum type.
2419 (Input_file::Input_file): Initialize data member format_.
2420 (Input_file::format): New method definition.
2421 (Input_file::format_):: New data member.
2423 2010-02-24 Doug Kwan <dougkwan@google.com>
2425 * arm.cc (Arm_output_data_got): New class.
2426 (ARM_TCB_SIZE): New constant
2427 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2428 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2429 If user uses a script with a SECTIONS clause, issue only a warning
2430 for a misplaced EXIDX input section. Otherwise, issue an error.
2431 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2433 (Target_arm::got_mode_index_entry): Handle static linking.
2434 (Target_arm::Scan::local): Ditto.
2435 (Target_arm::Scan::global): Ditto.
2436 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2437 all incorrectly implemented relocations.
2438 (Target_arm::fix_exidx_coverage): Pass layout to
2439 Arm_output_section::fix_exidx_coverage.
2440 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2441 from ".ARM.exidx." and ".ARM.extab.".
2443 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2445 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2446 section if it does not already exist.
2447 * attributes.cc (Attributes_section_data::Attributes_section_data):
2448 Don't crash if size is zero.
2450 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2451 Ian Lance Taylor <iant@google.com>
2453 * gold.cc (queue_middle_tasks): If no input files were opened,
2455 * workqueue.h (Task_function::Task_function): Assert that there is
2458 2010-02-22 Doug Kwan <dougkwan@google.com>
2460 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2461 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2462 types to avoid warnings due to different uint64_t implementations
2465 2010-02-21 Doug Kwan <dougkwan@google.com>
2467 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2468 handling of the maximum backward branch offset.
2469 (Arm_relocate_functions::thumb_branch_common): Ditto.
2470 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2471 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2472 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2473 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2474 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2475 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2476 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2477 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2478 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2479 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2480 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2481 thumb2_bl_out_of_range.o): New rules.
2482 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2483 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2484 thumb2_bl_out_of_range
2485 * testsuite/Makefile.in: Regenerate.
2486 * testsuite/arm_bl_in_range.s: New file.
2487 * testsuite/arm_bl_out_of_range.s: Ditto.
2488 * testsuite/arm_branch_in_range.sh: Ditto.
2489 * testsuite/arm_branch_range.t: Ditto.
2490 * testsuite/thumb2_branch_range.t: Ditto.
2491 * testsuite/thumb_bl_in_range.s: Ditto.
2492 * testsuite/thumb_bl_out_of_range.s: Ditto.
2493 * testsuite/thumb_branch_range.t: Ditto.
2495 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2497 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2498 Add reloc offset information.
2499 * icf.cc (get_section_contents): Change iterators to point to the new
2500 vectors. Add reloc offset information to the contents.
2501 * icf.h (Icf::Sections_reachable_info): New typedef.
2502 (Icf::Sections_reachable_list): New typedef.
2503 (Icf::Offset_info): New typedef.
2504 (Icf::Reloc_info): New struct typedef.
2505 (Icf::Reloc_info_list): New typedef.
2506 (Icf::symbol_reloc_list): Delete method.
2507 (Icf::addend_reloc_list): Delete method.
2508 (Icf::section_reloc_list): Delete method.
2509 (Icf::reloc_info_list): New method.
2510 (Icf::reloc_info_list_): New member.
2512 2010-02-19 Doug Kwan <dougkwan@google.com>
2514 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2515 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2516 * arm.cc (Arm_relocation_functions): New forward declaration.
2517 (Target_arm::Target_arm): Initialize new data members
2518 got_mod_index_offset_ and tls_base_symbol_defined_.
2519 (Target_arm::Relocate::relocate_tls): New method.
2520 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2521 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2523 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2524 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2525 (Target_arm::got_mod_index_offset_,
2526 Target_arm::tls_base_symbol_defined_): New data members.
2527 (Target_arm::Scan::local, Target::Scan::global,
2528 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2531 2010-02-18 Doug Kwan <dougkwan@google.com>
2533 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2534 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2535 text section as a parameter becuase some broken tools may not set
2536 the link in section header.
2537 (Target_arm::has_got_section): New method.
2538 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2539 without any mapping symbol as data only. Remove warning.
2540 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2541 link in its section header, try to discover the link by inspecting the
2542 REL31 relocation at the beginning of the section.
2543 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2545 (Target_arm::Scan::global): Treat any reference to the symbol
2546 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2548 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2550 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2551 (Scan::global_reloc_may_be_function_pointer): New function.
2552 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2553 (Scan::global_reloc_may_be_function_pointer): New function.
2554 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2555 (Scan::global_reloc_may_be_function_pointer): New function.
2556 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2557 (Scan::global_reloc_may_be_function_pointer): New function.
2558 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2559 (Scan::global_reloc_may_be_function_pointer): New function.
2560 (Scan::possible_function_pointer_reloc): New function.
2561 (Target_x86_64::can_check_for_function_pointers): New function.
2562 * gc.h (gc_process_relocs): Scan relocation types to determine if
2563 function pointers were taken for targets that support it.
2564 * icf.cc (Icf::find_identical_sections): Include functions for
2565 folding in safe ICF whose pointer is not taken.
2566 * icf.h (Secn_fptr_taken_set): New typedef.
2567 (fptr_section_id_): New member.
2568 (section_has_function_pointers): New function.
2569 (set_section_has_function_pointers): New function.
2570 (check_section_for_function_pointers): New function.
2571 * options.h: Fix comment for safe ICF option.
2572 * target.h (can_check_for_function_pointers): New function.
2573 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2574 Modify icf_safe_test for X86-64.
2575 * testsuite/Makefile.in: Regenerate.
2576 * testsuite/icf_safe_so_test.cc: New file.
2577 * testsuite/icf_safe_so_test.sh: New file.
2578 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2579 (main): Change to take pointer to function kept_func_3.
2580 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2581 folding is done correctly for X86-64.
2583 2010-02-12 David S. Miller <davem@davemloft.net>
2585 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2586 is_symbolless parameter.
2587 (Output_reloc<SHT_REL>::is_symbolless): New.
2588 (Output_reloc<SHT_REL>::is_symbolless_): New.
2589 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2590 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2591 (Output_reloc<SHT_RELA>::is_symbolless): New.
2592 (Output_data_reloc::add_global): Handle is_symbolless.
2593 (Output_data_reloc::add_global_relative): Likewise.
2594 (Output_data_reloc::add_local): Likewise.
2595 (Output_data_reloc::add_local_relative): Likewise.
2596 (Output_data_reloc::add_symbolless_global_addend): New.
2597 (Output_data_reloc::add_symbolless_local_addend): New.
2598 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2600 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2601 instead of ->is_relative_
2602 (Output_reloc::write): Likewise.
2603 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2604 (Output_reloc::write_rel): Simplify.
2606 * sparc.cc (Target_sparc::Scan::local): Use
2607 ->add_symbolless_local_addend as needed.
2608 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2609 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2610 based upon relocation offset.
2612 2010-02-11 Doug Kwan <dougkwan@google.com>
2614 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2615 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2616 beginning of function.
2617 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2618 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2619 parameter is_32bit in calls to should_apply_static_reloc.
2620 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2621 (check_DATA): Add arm_abs_global.stdout.
2622 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2623 arm_abs_global.stdout): New rules.
2624 (MOSTLLYCLEANFILES): Add arm_abs_global
2625 * Makefile.in: Regenerate.
2626 * testsuite/arm_abs_global.s: New file.
2627 * testsuite/arm_abs_global.sh: Ditto.
2628 * testsuite/arm_abs_lib.s: Ditto.
2630 2010-02-11 Ian Lance Taylor <iant@google.com>
2632 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2634 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2635 Allocate_commons_task first.
2636 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2637 task, rather than symtab_lock_.
2638 (Gc_process_relocs::~Gc_process_relocs): New function.
2639 (Gc_process_relocs::is_runnable): Check this_blocker_.
2640 (Gc_process_relocs::locks): Use next_blocker_ rather than
2642 (Scan_relocs::~Scan_relocs): New function.
2643 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2645 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2647 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2648 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2649 constructor accordingly.
2650 (class Gc_process_relocs): Likewise.
2651 (class Scan_relocs): Likewise.
2652 * common.h (class Allocate_commons_task): Remove symtab_lock_
2653 field, and corresponding constructor parameter.
2654 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2656 (Allocate_commons_task::locks): Likewise.
2658 2010-02-11 Ian Lance Taylor <iant@google.com>
2660 * gold-threads.h (class Once): Define.
2661 (class Initialize_lock): Rewrite as child of Once.
2662 * gold-threads.cc (class Once_initialize): Define.
2663 (once_pointer_control): New static variable.
2664 (once_pointer, once_arg): New static variables.
2665 (c_run_once): New static function.
2666 (Once::Once, Once::run_once, Once::internal_run): New functions.
2667 (class Initialize_lock_once): Remove.
2668 (initialize_lock_control): Remove.
2669 (initialize_lock_pointer): Remove.
2670 (initialize_lock_once): Remove.
2671 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2672 (Initialize_lock::initialize): Rewrite.
2673 (Initialize_lock::do_run_once): New function.
2674 * archive.cc (Archive::interpret_header): Only clear name if it is
2676 * fileread.cc: Include "gold-threads.h"
2677 (file_counts_lock): New static variable.
2678 (file_counts_initialize_lock): Likewise.
2679 (File_read::release): Only increment counts when using --stats.
2680 Use a lock around the increment.
2681 * parameters.cc (class Set_parameters_target_once): Define.
2682 (set_parameters_target_once): New static variable.
2683 (Parameters::Parameters): Move here from parameters.h.
2684 (Parameters::set_target): Rewrite.
2685 (Parameters::set_target_once): New function.
2686 (Parameters::clear_target): Move here and rewrite.
2687 * parameters.h (class Parameters): Update declarations. Add
2688 set_parameters_target_once_ field.
2689 (Parameters::Parameters): Move to parameters.cc.
2690 (Parameters::clear_target): Likewise.
2691 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2693 (Start_group::~Start_group): New function.
2694 (Start_group::is_runnable): New function.
2695 (Start_group::locks, Start_group::run): New functions.
2696 (Finish_group::run): Change saw_undefined to size_t.
2697 * readsyms.h (class Start_group): Define.
2698 (class Finish_group): Change saw_undefined_ field to size_t.
2699 (Finish_group::Finish_group): Remove saw_undefined and
2700 this_blocker parameters. Change all callers.
2701 (Finish_group::set_saw_undefined): New function.
2702 (Finish_group::set_blocker): New function.
2703 * symtab.h (class Symbol_table): Change saw_undefined to return
2704 size_t. Change saw_undefined_ field to size_t.
2705 * target-select.cc (Set_target_once::do_run_once): New function.
2706 (Target_selector::Target_selector): Initialize set_target_once_
2707 field. Don't initialize lock_ and initialize_lock_ fields.
2708 (Target_selector::instantiate_target): Rewrite.
2709 (Target_selector::set_target): New function.
2710 * target-select.h (class Set_target_once): Define.
2711 (class Target_selector): Update declarations. Make
2712 Set_target_once a friend. Remove lock_ and initialize_lock_
2713 fields. Add set_target_once_ field.
2715 2010-02-10 Ian Lance Taylor <iant@google.com>
2717 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2719 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2720 (queue_middle_tasks): Add all blockers before queueing any tasks.
2721 (queue_final_tasks): Likewise.
2722 * token.h (Task_token::add_blockers): New function.
2723 * object.h (Input_objects::number_of_relobjs): New function.
2725 2010-02-10 Ian Lance Taylor <iant@google.com>
2727 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2728 shared, not if not position independent.
2729 * x86_64.cc (Relocate::relocate_tls): Likewise.
2730 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2731 (tls_pie_pic_test): New target.
2732 * testsuite/Makefile.in: Rebuild.
2734 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2735 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2736 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2737 * testsuite/Makefile.in: Rebuild.
2739 2010-02-09 David S. Miller <davem@davemloft.net>
2741 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2742 R_SPARC_RELATIVE using ->add_local_relative().
2743 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2745 * output.h (Output_data_dynamic::add_section_size): New method
2746 that takes two Output_data objects.
2747 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2748 entry param. Handle it in initializers.
2749 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2750 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2751 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2753 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2754 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2755 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2756 for dynrel_includes_plt.
2757 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2758 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2759 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2761 (Target_sparc::do_finalize_sections): Update to pass true for
2762 dynrel_includes_plt.
2763 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2764 output before .rela.plt
2765 (Target_powerpc::do_finalize_sections): Update to pass true for
2766 dynrel_includes_plt when 32-bit.
2768 2010-02-08 Doug Kwan <dougkwan@google.com>
2770 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2772 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2773 Arm_relobj::scan_section_for_cortex_a8_stubs,
2774 Arm_relobj::do_relocation_section): Instead of calling
2775 Output_section::output_address, use faster
2776 Arm_relobj::simple_input_section_output_address.
2778 2010-02-08 David S. Miller <davem@davemloft.net>
2780 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2781 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2782 relocation helper function.
2784 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2785 just like R_SPARC_GOT{10,13,22}.
2786 (Target_sparc::Scan::local): Likewise.
2787 (Target_sparc::Relocate:relocate): Likewise.
2789 2010-02-06 Ian Lance Taylor <iant@google.com>
2791 * configure.ac: Rewrite targetobjs duplicate removal code to use
2792 only shell constructs.
2793 * configure: Rebuild.
2795 2010-02-05 Doug Kwan <dougkwan@google.com>
2798 * arm.cc (Arm_relobj::section_is_scannable): New method.
2799 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2800 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2802 2010-02-04 Doug Kwan <dougkwan@google.com>
2805 * arm-reloc-property.cc (cstdio): Include.
2806 * configure.ac (targetobjs): Remove duplicates.
2807 * configure: Regenerate.
2808 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2809 big and little endian version for a given address size.
2811 2010-02-03 Doug Kwan <dougkwan@google.com>
2813 * arm-reloc-property.cc
2814 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2816 * arm-reloc-property.h
2817 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2818 New method definition.
2819 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2821 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2823 (GOT_PREL): Change implemented to Y.
2824 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2825 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2826 (Arm_relocate_functions::movw_abs_nc): Remove method.
2827 (Arm_relocate_functions::movt_abs): Ditto.
2828 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2829 (Arm_relocate_functions::thm_movt_abs): Ditto.
2830 (Arm_relocate_functions::movw_rel_nc): Ditto.
2831 (Arm_relocate_functions::movw_rel): Ditto.
2832 (Arm_relocate_functions::movt_rel): Ditto.
2833 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2834 (Arm_relocate_functions:thm_movw_rel): Ditto.
2835 (Arm_relocate_functions:thm_movt_rel): Ditto.
2836 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2837 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2838 New method definitions.
2839 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2840 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2841 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2842 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2843 (Target_arm::Relocate::relocate): Check for non-static or
2844 unimplemented relocation code and exit early. Change calls to
2845 Target_arm::reloc_uses_thumb_bit and
2846 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2847 instead. Refactor code to handle similar relocations to increase
2848 code sharing. Remove check for unsupported relocation code in switch
2850 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2851 relocation property table to find out size. Change error message to
2852 print out the name of a relocation code instead of the numeric value.
2853 (Target_arm::scan_reloc_for_stub): Use relocation property table
2854 instead of calling Target_arm::reloc_uses_thumb_bit().
2856 2010-02-02 Doug Kwan <dougkwan@google.com>
2858 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2859 types of relaxed input section.
2861 2010-02-02 Doug Kwan <dougkwan@google.com>
2863 * Makefile.am (HFILES): Add arm-reloc-property.h.
2865 (TARGETSOURCES): Add arm-reloc-property.cc
2866 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2867 (libgold_a_SOURCES): $(DEFFILES)
2868 * Makefile.in: Regenerate.
2869 * arm-reloc-property.cc: New file.
2870 * arm-reloc-property.h: New file.
2871 * arm-reloc.def: New file.
2872 * arm.cc: Update comments.
2873 (arm-reloc-property.h): New included header.
2874 (arm_reloc_property_table): New global variable.
2875 (Target_arm::do_select_as_default_target): New method definition.
2876 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2877 arm-reloc-property to targ_extra_obj.
2878 * parameters.cc (set_parameters_target): Call
2879 Target::select_as_default_target().
2880 * target.h (Target::select_as_default_target): New method definition.
2881 (Target::do_select_as_default_target): Same.
2883 2010-02-01 Doug Kwan <dougkwan@google.com>
2885 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2886 first_output_text_section_.
2887 (Arm_exidx_fixup::first_output_text_section): New method definition.
2888 (Arm_exidx_fixup::first_output_text_section_): New data member.
2889 (Arm_exidx_fixup::process_exidx_section): Record the first text
2890 output section seen.
2891 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2892 and entsize in output section header.
2894 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2896 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2897 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2898 (Arm_relocate_functions::thm_alu11): New Method.
2899 (Arm_relocate_functions::thm_pc8): New Method.
2900 (Arm_relocate_functions::thm_pc12): New Method.
2901 (Target_arm::Scan::local): Handle the relocations.
2902 (Target_arm::Scan::global): Likewise.
2903 (Target_arm::Relocate::relocate): Likewise.
2904 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2906 2010-01-29 Doug Kwan <dougkwan@google.com>
2908 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2909 of relocation types as ld.
2911 2010-01-29 Doug Kwan <dougkwan@google.com>
2913 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2915 (Arm_relocate_functions::thumb_branch_common): Ditto.
2916 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2917 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2918 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2919 Arm_relocate_functions::jump24): Remove.
2920 (Target_arm::Relocate::relocate): Adjust code to call
2921 Arm_relocation_functions::arm_branch_common and
2922 Arm_relocation_functions::thumb_branch_common instead of their removed
2923 wrappers. Merge switch-cases together to reduce source code size.
2925 2010-01-29 Doug Kwan <dougkwan@google.com>
2927 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2928 output_local_symbol_count_needs_update_.
2929 (Arm_relobj::output_local_symbol_count_needs_update,
2930 Arm_relobj::set_output_local_symbol_count_needs_update,
2931 Arm_relobj::update_output_local_symbol_count): New methods.
2932 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2934 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2935 of pointed function as in a R_ARM_PREL31 relocation.
2936 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2937 for output local symbol count updating.
2938 (Target_arm::do_relax): Update output local symbol counts in objects
2940 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2942 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2944 * arm.cc: Added support for the ARM relocations:
2945 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2946 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2947 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2949 (Arm_relocate_functions::movw_rel): New method.
2950 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2951 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2953 (Arm_relocate_functions::thm_movw_rel): New method.
2954 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2956 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2958 (Target_arm::Scan::global): Likewise.
2959 (Target_arm::Relocate::relocate): Likewise.
2960 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2963 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2965 * arm.cc: Added support for ARM group relocations.
2966 (Target_arm::reloc_needs_sym_origin): New method.
2967 (Arm_relocate_functions::calc_grp_kn): New method.
2968 (Arm_relocate_functions::calc_grp_residual): New method.
2969 (Arm_relocate_functions::calc_grp_gn): New method.
2970 (Arm_relocate_functions::arm_grp_alu): New Method.
2971 (Arm_relocate_functions::arm_grp_ldr): New Method.
2972 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2973 (Arm_relocate_functions::arm_grp_ldc): New Method.
2974 (Target_arm::Scan::local): Handle the ARM group relocations.
2975 (Target_arm::Scan::global): Likewise.
2976 (Target_arm::Relocate::relocate): Likewise.
2977 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2980 2010-01-26 Doug Kwan <dougkwan@google.com>
2982 * arm.cc (set): Include.
2983 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2985 (Arm_output_section::Text_section_list): New type.
2986 (Arm_output_section::append_text_sections_to_list): New method.
2987 (Arm_output_section::fix_exidx_coverage): Ditto.
2988 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2989 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2990 Relobj::set_section_offset() instead of
2991 Sized_relobj::invalidate_section_offset().
2992 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2993 parameter for section headers. Ignore relocation sections for
2994 unallocated sections and EXIDX sections.
2995 (Target_arm::fix_exidx_coverage): New method.
2996 (Target_arm::output_section_address_less_than): New type.
2997 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2998 linked text section instead of the EXIDX section.
2999 (Arm_output_section::create_stub_group): Add an assertion to check
3000 that this is not an EXIDX output section.
3001 (Arm_output_section::append_text_sections_to_list): New method.
3002 (Arm_output_section::fix_exidx_coverage): Ditto.
3003 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3004 Arm_relobj::section_needs_reloc_stub_scanning.
3005 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3007 (Target_arm::fix_exidx_coverage): New method.
3008 * object.h (Relobj::set_output_section): New method.
3009 (Sized_relobj::invalidate_section_offset): Remove method.
3010 (Sized_relobj::do_invalidate_section_offset): Remove method.
3011 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3013 2010-01-25 Doug Kwan <dougkwan@google.com>
3015 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3016 Fix warning due to signed and unsigned comparison on a 32-bit host.
3018 2010-01-22 Doug Kwan <dougkwan@google.com>
3020 * arm.cc (Target_arm::do_relax): Record an output section for section
3021 offset adjustment it contains any stub table that has changed.
3022 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3023 offsets in an output section if necessary.
3024 * output.cc (Output_section::Output_section): Initialize
3025 section_offsets_need_adjustments_.
3026 (Output_section::add_input_section_for_script): Renamed to
3027 Output_section::add_simple_input_section.
3028 (Output_section::save_states): Add a comment.
3029 (Output_section::discard_states): New method defintion.
3030 (Output_section::adjust_section_offsets): Same.
3031 * output.h (Output_section::add_input_section_for_script): Renamed to
3032 Output_section::add_simple_input_section.
3033 (Output_section::discard_states): New method declaration.
3034 (Output_section::adjust_section_offsets): Same.
3035 (Output_section::section_offsets_need_adjustment,
3036 Output_section::set_section_offsets_need_adjustment): New method
3038 (Output_section::section_offsets_need_adjustment_): New data member.
3039 * script-sections.cc
3040 (Output_section_element_input::set_section_address): Adjust code for
3041 renaming of Output_section::add_input_section_for_script.
3042 (Orphan_output_section::set_section_address): Same.
3044 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3046 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3047 Fix_v4bx enum values .
3048 * gold/options.h (General_options): New option definitions.
3049 (General_options::fix_v4bx): New method.
3050 (General_options::Fix_v4bx): New enum.
3051 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3052 (General_options::parse_fix_v4bx_interworking): New method.
3054 2010-01-22 Doug Kwan <dougkwan@google.com>
3056 * arm.cc (Arm_exidx_fixup): New class.
3058 2010-01-21 Doug Kwan <dougkwan@google.com>
3060 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3062 (Arm_exidx_section_offset_map): New type.
3064 2010-01-21 Doug Kwan <dougkwan@google.com>
3066 * arm.cc (Arm_exidx_input_section): New class.
3067 (Arm_relobj::exidx_input_section_by_link,
3068 Arm_relobj::exidx_input_section_by_shndx,
3069 Arm_relobj::make_exidx_input_section): New methods.
3070 (read_arm_attributes_section): Remove.
3071 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3072 information about them.
3073 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3076 2010-01-20 Doug Kwan <dougkwan@google.com>
3078 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3079 Input_section_specifier to Section_id.
3080 (Target_arm::new_arm_input_section: Adjust code for change of key
3082 (Target_arm::find_arm_input_section): Ditto.
3083 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3084 (Section_id): Remove.
3085 (Garbage_collection::Section_id_hash): Remove.
3086 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3087 (Section_id): Remove.
3088 (Icf::Section_id_hash): Remove.
3089 * object.h (Section_id, Const_section_id, Section_id_hash,
3090 Const_section_id_hash): New type definitions.
3091 * output.cc (Output_section::add_relaxed_input_section): Change to
3092 use Const_section_id instead of Input_section_specifier as key type.
3093 (Output_section::add_merge_input_section): Ditto.
3094 (Output_section::build_relaxation_map): Change to use Section_id
3095 instead of Input_section_specifier as key type.
3096 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3098 (Output_section::convert_input_sections_to_relaxed_sections): Change
3099 to use Const_section_id instead of Input_section_specifier as key type.
3100 (Output_section::find_merge_section): Ditto.
3101 (Output_section::find_relaxed_input_section): Ditto.
3102 * output.h (Input_section_specifier): Remove class.
3103 (Output_section::Output_section_data_by_input_section_map): Change
3104 key type to Const_section_id.
3105 (Output_section::Output_relaxed_input_section_by_input_section_map):
3107 (Output_section::Relaxation_map): Change key type to Section_id.
3109 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3111 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3112 (class Arm_v4bx_stub): New class.
3113 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3114 (Stub_factory::make_arm_v4bx_stub): New method.
3115 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3116 (Stub_table::empty): Handle v4bx stubs.
3117 (Stub_table::add_arm_v4bx_stub): New method.
3118 (Stub_table::find_arm_v4bx_stub): New method.
3119 (Arm_relocate_functions::v4bx): New method.
3120 (Target_arm::fix_v4bx): New method.
3121 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3122 (Stub_table::relocate_stubs): Likewise.
3123 (Stub_table::do_write): Likewise.
3124 (Stub_table::update_data_size_and_addralign): Likewise.
3125 (Stub_table::finalize_stubs): Likewise.
3126 (Target_arm::Scan::local): Likewise.
3127 (Target_arm::Scan::global): Likewise.
3128 (Target_arm::do_finalize_sections): Likewise.
3129 (Target_arm::Relocate::relocate): Likewise.
3130 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3132 (Target_arm::scan_reloc_for_stub): Likewise.
3133 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3135 2010-01-19 Ian Lance Taylor <iant@google.com>
3137 * output.cc (Output_section_headers::do_sized_write): Write large
3138 segment count to sh_info field.
3139 (Output_file_header::do_sized_write): For large segment count,
3140 write PN_XNUM to e_phnum field.
3142 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3144 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3145 (Arm_relocate_functions::thm_jump8): New function.
3146 (Arm_relocate_functions::thm_jump11): New function.
3147 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3149 (Target_arm::Scan::global): Likewise.
3150 (Target_arm::Relocate::relocate): Likewise.
3151 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3154 2010-01-14 Doug Kwan <dougkwan@google.com>
3156 * arm.cc (map, utility): Include headers.
3157 (Target_arm::apply_cortex_a8_workaround): New method.
3158 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3159 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3160 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3161 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3162 the --[no-]fix-cortex-a8 command line options.
3163 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3164 (Target_arm::relocate_stub): Use addend in instruction template.
3165 * options.h (DEFINE_bool): Set the user-set flag.
3166 (General_options): Add --[no-]-fix-cortex options.
3167 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3168 : Update fast look-up map after conversion.
3170 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3172 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3173 in the first pass of do_layout.
3175 2010-01-13 Doug Kwan <dougkwan@google.com>
3177 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3178 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3179 apparent compiler problem of not folding static constant integral
3180 data members of elfcpp::Elf_sizes<32>.
3182 2010-01-13 Doug Kwan <dougkwan@google.com>
3184 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3185 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3186 Arm_relobj::scan_section_for_cortex_a8_erratum,
3187 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3188 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3189 sections to scan for relocation stubs into a new method
3190 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3191 relocation and Cortex-A8 stub scanning.
3192 (Target_arm::do_relax): Force stubs to be after stubbed sections
3193 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3194 the beginning of a new relaxation pass. Update a comment.
3195 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3197 2010-01-12 Ian Lance Taylor <iant@google.com>
3199 * target-reloc.h (visibility_error): New inline function.
3200 (relocate_section): Call visibility_error.
3201 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3202 (MOSTLYCLEANFILES): Likewise.
3203 (protected_4_pic.o, protected_3.err): New targets.
3204 * testsuite/protected_4.cc: New file.
3206 2010-01-12 Doug Kwan <dougkwan@google.com>
3208 * arm.cc (Cortex_a8_reloc): New class.
3209 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3210 and cortex_a8_relocs_info_.
3211 (Target_arm::fix_cortex_a8): New method definition.
3212 (Target_arm::Cortex_a8_relocs_info): New type.
3213 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3214 New data member declarations.
3215 (Target_arm::scan_reloc_for_stub): Record information about
3216 relocations for THUMB branches that might be exempted from the
3217 Cortex-A8 workaround.
3218 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3219 at the beginning of a relaxation pass.
3221 2010-01-12 Doug Kwan <dougkwan@google.com>
3223 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3224 (Arm_relobj::Mapping_symbol_position,
3225 Arm_reloj::Mapping_symbol_position_less,
3226 Arm_relobj::Mapping_symbols_info): New types.
3227 (Target_arm::is_mapping_symbol_name): New method definition.
3228 (Arm_relobj::do_count_local_symbols): Save information about mapping
3231 2010-01-11 Doug Kwan <dougkwan@google.com>
3233 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3234 Arm_relocate_functions::thumb32_branch_upper,
3235 Arm_relocate_functions::thumb32_branch_lower,
3236 Arm_relocate_functions::thumb32_cond_branch_offset,
3237 Arm_relocate_functions::thumb32_cond_branch_upper,
3238 Arm_relocate_functions::thumb32_cond_branch_lower,
3239 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3240 branch offset encoding.
3241 (Arm_relocate_functions::thumb_branch_common): Use new branch
3242 offset encoding methods to avoid code duplication.
3243 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3244 (Stub_addend_reader::operator()): Use new branch encoding method
3245 to avoid code duplication.
3247 2010-01-11 Doug Kwan <dougkwan@google.com>
3249 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3250 (Target_arm::do_finalize_sections): Define special EXIDX section
3251 symbols only if referenced.
3252 * gc.h (Garbage_collection::add_reference): New method.
3253 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3256 2010-01-11 Ian Lance Taylor <iant@google.com>
3258 * script.cc (Version_script_info::build_expression_list_lookup):
3259 Change complaing about duplicate wildcard match from error to
3262 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3264 (Version_script_info::Version_script_info): Initialize globs_,
3265 default_version_, default_is_global_, and exact_. Don't
3266 initialize globals_ or locals_.
3267 (Version_script_info::build_lookup_tables): Build local symbols
3269 (Version_script_info::unquote): New function.
3270 (Version_script_info::add_exact_match): New function.
3271 (Version_script_info::build_expression_list_lookup): Remove lookup
3272 parameter. Add is_global parameter. Change all callers. Handle
3273 wildcard pattern specially. Unquote pattern. Call
3275 (Version_script_info::get_name_to_match): New function.
3276 (Version_script_info::get_symbol_version): New function.
3277 (Version_script_info::get_symbol_version_helper): Remove.
3278 (Version_script_info::check_unmatched_names): Call unquote.
3279 * script.h (class Version_script_info): Change get_symbol_version
3280 to be non-inline and add is_global parameter; change all callers.
3281 Rewrite symbol_is_local. Update declarations. Define struct
3282 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3283 Remove globals_ and locals_ members. Add exact_, globs_,
3284 default_version_, is_global_.
3285 (Version_script_info::Glob): Remove pattern, add expression and
3286 is_global. Update constructor. Change all callers.
3287 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3289 (Versions::symbol_section_contents): If a symbol is undefined, or
3290 defined in a dynamic object, set the version index to
3292 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3294 (Symbol_table::add_from_pluginobj): Likewise.
3295 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3297 2010-01-11 Doug Kwan <dougkwan@google.com>
3299 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3300 (incremental_dump_LDADD): Add linking option for libintl.
3301 * Makefile.in: Regenerate.
3303 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3306 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3308 * testsuite/Makefile.in: Regenerated.
3310 2010-01-10 Doug Kwan <dougkwan@google.com>
3312 * options.h (DEFINE_var): Use parentheses around argument varname__
3313 in macro body to avoid any unintended subsequent substitutions.
3315 2010-01-10 Ian Lance Taylor <iant@google.com>
3317 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3318 candidates before doing symbol resolution.
3320 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3321 ODR candidates if only one is weak.
3323 2010-01-08 Ian Lance Taylor <iant@google.com>
3325 * script.cc (Version_script_info::build_expression_list_lookup):
3326 Don't warn about ambiguous version, just record the ambiguity.
3327 (Version_script_info::get_symbol_version_helper): Give error if
3328 version is ambiguous.
3330 2010-01-08 Doug Kwan <dougkwan@google.com>
3332 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3333 prev_data_size_ and prev_addralign_. Remove initializer for
3334 deleted data member has_been_changed_.
3335 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3336 to determine if the table is empty.
3337 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3339 (Stub_table::add_reloc_stub): Define method in class definition
3340 instead of just declaring it there.
3341 (Stub_table::add_cortex_a8_stub): New method definition.
3342 (Stub_table::update_data_size_and_addralign): Ditto.
3343 (Stub_table::finalize_stubs): Ditto.
3344 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3345 (Stub_table::do_addralign_): Return address alignment in the
3346 (Stub_table::do_reset_address_and_file_offset): Define method in
3347 class definition instead of declaring it there. Set current data
3348 size to be the data size of the previous pass.
3349 (Stub_table::set_final_data_size): Use current data size as the
3351 (Stub_table::relocate_stub): Change parameter type of stub from
3352 Reloc_stub pointer to Stub pointer.
3353 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3354 (Stub_table::Cortex_a8_stub_list): New typedef.
3355 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3356 Stub_table::prev_addralign_): New data member.
3357 (Arm_relobj::Arm_relobj): Initialize data member
3358 section_has_cortex_a8_workaround_.
3359 (Arm_relobj::section_has_cortex_a8_workaround,
3360 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3362 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3364 (Target_arm::relocate_stub): Change parameter type of stub from
3365 Reloc_stub pointer to Stub pointer.
3366 (Insn_template::size, Insn_template::alignment): Handle
3367 THUMB16_SPECIAL_TYPE.
3368 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3369 Stub_table::update_data_size_and_addralign,
3370 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3372 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3373 (Stub_table::do_write): Ditto.
3374 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3376 2010-01-08 Ian Lance Taylor <iant@google.com>
3379 * symtab.h (class Symbol): Remove fields is_target_special_ and
3380 has_plt_offset_. Add field is_defined_in_discarded_section_.
3381 (Symbol::is_defined_in_discarded_section): New function.
3382 (Symbol::set_is_defined_in_discarded_section): New function.
3383 (Symbol::has_plt_offset): Rewrite.
3384 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3385 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3386 Don't initialize is_target_special_ or has_plt_offset_.
3387 Initialize is_defined_in_discarded_section_.
3388 (Symbol_table::add_from_relobj): If appropriate, set
3389 is_defined_in_discarded_section.
3390 * resolve.cc (Symbol::override_base_with_special): Don't test
3391 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3392 * target-reloc.h (relocate_section): Do special handling for
3393 symbols defined in discarded sections for global symbols as well
3396 2010-01-08 Ian Lance Taylor <iant@google.com>
3398 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3399 the SHT_SYMTAB case.
3401 2010-01-08 Ian Lance Taylor <iant@google.com>
3403 * object.cc (Sized_relobj::do_layout): Don't get confused if
3404 layout_eh_frame returns NULL.
3406 2010-01-08 Ian Lance Taylor <iant@google.com>
3409 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3410 dynamic symbol table, use the normal symbol table.
3411 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3414 2010-01-08 Ian Lance Taylor <iant@google.com>
3417 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3420 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3422 * version.cc (print_version): Change to "Copyright 2010".
3424 2010-01-08 Ian Lance Taylor <iant@google.com>
3428 * i386.cc (class Target_i386): Change return type of plt_section
3430 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3431 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3432 tls_desc_rel_ field.
3433 (Output_data_plt_i386::rel_tls_desc): New function.
3434 (Target_i386::rel_tls_desc_section): New function.
3435 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3436 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3437 R_386_TLS_DESC reloc in rel_tls_desc_section.
3438 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3439 Define struct Tlsdesc_info.
3440 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3441 (Target_x86_64::do_reloc_symbol_index): New function.
3442 (Target_x86_64::add_tlsdesc_info): New function.
3443 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3444 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3446 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3448 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3449 (Target_x86_64::rela_tlsdesc_section): New function.
3450 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3452 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3453 (Target_x86_64::do_reloc_addend): New function.
3454 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3455 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3456 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3457 (Output_reloc::type): New function.
3458 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3459 (Output_reloc::is_target_specific): New function.
3460 (Output_reloc::target_arg): New function.
3461 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3462 absolute relocs and target specific relocs.
3463 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3464 add_target_specific.
3465 (class Output_data_reloc) [SHT_RELA]: Likewise.
3466 * output.cc (Output_reloc::Output_reloc): Add four new versions
3467 for absolute relocs and target specific relocs.
3468 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3469 (Output_reloc::get_symbol_index): Likewise.
3470 (Output_reloc::local_section_offset): Check that local_sym_index_
3471 is not TARGET_CODE or 0.
3472 (Output_reloc::symbol_value): Likewise.
3473 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3475 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3476 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3478 * layout.cc (add_target_dynamic_tags): Use output section for
3479 DT_PLTRELSZ and DT_JMPREL.
3481 2010-01-07 Ian Lance Taylor <iant@google.com>
3484 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3486 (class Output_data_reloc_generic): Define.
3487 (class Output_data_reloc_base): Change base class to
3488 Output_data_reloc_generic. Change add() method to call
3489 bump_relative_reloc_count for a relative reloc. Remove
3491 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3493 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3494 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3496 * layout.h (class Layout): Update declaration.
3498 2010-01-07 Ian Lance Taylor <iant@google.com>
3500 * output.h (class Output_data): Add const version of
3501 output_section and do_output_section.
3502 (class Output_section_data): Add const version of
3504 (class Output_section): Likewise.
3505 * layout.cc (Layout::add_target_dynamic_tags): New function.
3506 * layout.h (class Layout): Update declarations.
3507 * arm.cc (Target_arm::do_finalize_sections): Use
3508 add_target_dynamic_tags.
3509 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3510 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3511 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3512 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3514 2010-01-07 Ian Lance Taylor <iant@google.com>
3517 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3520 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3521 Ian Lance Taylor <iant@google.com>
3524 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3525 Xindex::read_symtab_xindex.
3527 2010-01-07 Doug Kwan <dougkwan@google.com>
3529 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3530 (Insn_template::thumb16_bcond_insn): New method declaration.
3531 (Insn_template): Fix spelling.
3532 (Stub::thumb16_special): New method declaration.
3533 (Stub::do_write): Define virtual method which was previously pure
3535 (Stub::do_thumb16_special): New method declaration.
3536 (Stub::do_fixed_endian_write): New template member.
3537 (Reloc_stub::do_write): Remove.
3538 (Reloc_stub::do_fixed_endian_write): Remove.
3539 (Cortex_a8_stub): New class definition.
3540 (Stub_factory::make_cortex_a8_stub): New method definition.
3541 (Stub_factory::Stub_factory): Add missing static storage class
3542 qualifier for elf32_arm_stub_a8_veneer_blx.
3544 2010-01-07 Ian Lance Taylor <iant@google.com>
3547 * options.h (class General_options): Add --warn-unresolved-symbols
3548 and --error-unresolved-symbols.
3549 * errors.cc (Errors::undefined_symbol): Implement
3550 --warn-unresolved-symbols.
3552 * options.h (class General_options): Add -z text and -z textoff.
3553 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3555 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3557 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3558 (Garbage_collection::cident_sections): New function.
3559 (Garbage_collection::add_cident_section): New function.
3560 (Garbage_collection::cident_sections_): New member.
3561 (gc_process_relocs): Add references to sections whose names are C
3563 * gold.h (cident_section_start_prefix): New constant.
3564 (cident_section_stop_prefix): New constant.
3565 (is_cident): New function.
3566 * layout.cc (Layout::define_section_symbols): Replace string constants
3567 with the newly defined constants.
3568 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3570 * testsuite/Makefile.am: Add gc_orphan_section_test.
3571 * testsuite/Makefile.in: Regenerate.
3572 * testsuite/gc_orphan_section_test.cc: New file.
3573 * testsuite/gc_orphan_section_test.sh: New file.
3575 2010-01-06 Ian Lance Taylor <iant@google.com>
3578 * options.h (class General_options): Add --warn-shared-textrel.
3579 * layout.cc (Layout::finish_dynamic_section): Implement
3580 --warn-shared-textrel.
3583 * options.h (class General_options): Add --warn-multiple-gp.
3585 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3587 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3588 $(THREADSLIB) and $(LIBDL).
3589 * Makefile.in: Rebuild.
3591 2010-01-06 Ian Lance Taylor <iant@google.com>
3594 * options.cc (General_options::parse_section_start): New function.
3595 (General_options::section_start): New function.
3596 (General_options::General_options): Initialize all members.
3597 * options.h: Include <map>
3598 (class General_options): Add --section-start. Add section_starts_
3600 * layout.cc (Layout::attach_allocated_section_to_segment): If
3601 --section-start was used, set the address of the segment. Remove
3602 local sort_sections.
3603 (Layout::relaxation_loop_body): If the address of the load segment
3604 has been set by --section-start, don't use it.
3605 * output.h (Output_segment::update_flags_for_output_section): New
3607 * output.cc (Output_segment::add_output_section): Call
3608 update_flags_for_output_section.
3610 2010-01-05 Ian Lance Taylor <iant@google.com>
3613 * options.h (class General_options): Add --undefined-version.
3614 * script.cc (struct Version_expression): Add was_matched_by_symbol
3616 (Version_script_info::matched_symbol): New function.
3617 (Version_script_info::get_symbol_version_helper): Call
3619 (Version_script_info::check_unmatched_names): New function.
3620 * script.h (class Version_script_info): Update declarations.
3621 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3623 * options.h (class General_options): Use DEFINE_bool_alias for
3624 allow_multiple_definition.
3625 * resolve.cc (Symbol_table::should_override): Don't test
3626 allow_multiple_definition.
3629 * options.h (class General_options): Add --cref.
3630 * main.cc (main): Print cref table if --cref. Don't close mapfile
3631 until after printing cref table.
3632 * cref.cc: Include "symtab.h".
3633 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3634 (Cref_table_compare::operator()): New function.
3635 (Cref_inputs::gather_cref): New function.
3636 (filecol): New static const.
3637 (Cref_inputs::print_cref): New function.
3638 (Cref::print_cref): New function.
3639 * cref.h: Include <cstdio>.
3640 (class Cref): Update declarations.
3641 * mapfile.h (Mapfile::file): New function.
3642 * object.h (class Object): Define Symbols. Declare virtual
3643 do_get_global_symbols.
3644 (Object::get_global_symbols): New function.
3645 * object.cc (Input_objects::add_object): Pass object to cref_ if
3647 (Input_objects::archive_start): Likewise.
3648 (Input_objects::archive_stop): Likewise.
3649 (Input_objects::print_cref): New function.
3650 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3651 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3653 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3655 * plugin.h (class Sized_pluginobj): Update declarations.
3657 2010-01-05 Ian Lance Taylor <iant@google.com>
3659 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3660 to is_default_version. Rename insdef to insdefault.
3661 (Symbol_table::add_from_relobj): Rename def to is_default_version
3662 and local to is_forced_local.
3663 (Symbol_table::add_from_pluginobj): Likewise.
3664 (Symbol_table::add_from_dynobj): Likewise.
3665 (Symbol_table::define_special_symbol): Rename insdef to
3668 2010-01-04 Ian Lance Taylor <iant@google.com>
3671 * options.h (class General_options): Add
3672 --allow-multiple-definition and -z muldefs.
3673 * resolve.cc (Symbol_table::should_override): Don't warn about a
3674 multiple symbol definition if --allow-multiple-definition or -z
3678 * options.h (class General_options): Add --add-needed and
3679 --copy-dt-needed-entries. Tweak --as-needed help entry.
3680 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3681 error if --copy-dt-needed-entries aka --add-needed is used and
3682 would cause a change in behaviour.
3685 * options.h (class General_options): Add -G as a short version of
3686 --shared. Add no-op options -assert, -g, and -i.
3688 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3690 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3691 check for .text or .gnu.linkonce.t sections.
3692 * icf.cc (Icf::find_identical_sections): Ditto.
3693 Change the detection for mangled function name within the section
3695 * icf.h (is_section_foldable_candidate): New function.
3697 2009-12-30 Ian Lance Taylor <iant@google.com>
3700 * options.h (class General_options): Permit two dashes with
3701 --retain-symbols-file.
3703 2009-12-30 Ian Lance Taylor <iant@google.com>
3706 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3707 don't put the file header and segment headers in the text
3711 * common.cc (Sort_commons::operator()): Stabilize sort when both
3713 (Symbol_table::do_allocate_commons_list): When allocating common
3714 symbols, skip a symbol which is no longer common.
3715 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3716 an object before checking its type.
3717 * testsuite/common_test_2.c: New file.
3718 * testsuite/common_test_3.c: New file.
3719 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3720 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3721 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3722 (common_test_2_pic.o, common_test_2.so): New targets.
3723 (common_test_3_pic.o, common_test_3.so): New targets.
3724 * testsuite/Makefile.in: Rebuild.
3727 * script.cc (read_input_script): If we see a new SECTIONS clause,
3728 and we have added an input section, give an error.
3729 * layout.h (class Layout): Add have_added_input_section function.
3730 Add have_added_input_section_ field.
3731 * layout.cc (Layout::Layout): Initialize
3732 have_added_input_section_.
3733 (Layout::layout): Set have_added_input_section_.
3734 (Layout::layout_eh_frame): Likewise.
3736 2009-12-30 Ian Lance Taylor <iant@google.com>
3739 * options.h (class General_options): Add --sort-common option.
3740 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3741 * common.cc (Sort_common): Add sort_order parameter to
3742 constructor. Add sort_order_ field.
3743 (Sort_commons::operator): Check sort_order_.
3744 (Symbol_table::allocate_commons): Determine the sort order.
3745 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3747 (Symbol_table::do_allocate_commons_list): Likewise.
3749 2009-12-30 Ian Lance Taylor <iant@google.com>
3752 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3753 symbols from this object, don't change the visibility of an
3755 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3757 2009-12-30 Ian Lance Taylor <iant@google.com>
3760 * script.h (class Version_script_info): Define Language enum.
3761 Update declarations. Define Glob, Exact, and Lookup types. Add
3762 new fields globals_, locals_, and is_finalized_.
3763 * script.cc: Various formatting fixes.
3764 (class Parser_closure): Change language_stack_ from a vector of
3765 std::string to one of Version_script_info::Language. Adjust all
3767 (class Lazy_demangler): Remove.
3768 (struct Version_expression): Change language from std::string to
3769 Version_script_info::Language.
3770 (Version_script_info::Version_script_info): New function.
3771 (Version_script_info::~Version_script_info): Don't call clear.
3772 (Version_script_info::finalize): New function.
3773 (Version_script_info::build_lookup_tables): New function.
3774 (Version_script_info::build_expression_list_lookup): New
3776 (Version_script_info::get_symbol_version_helper): Rewrite to use
3778 (Version_script_info::print_expression_list): Adjust to use
3779 Version_script_info::Language.
3780 (script_push_lex_into_version_mode): Check that the version script
3781 has not been finalized.
3782 (version_script_push_lang): Change language string to
3783 Version_script_info::Language.
3784 * options.cc (Command_line::version_script): New function.
3785 * options.h (class General_options): Add finalize_dynamic_list
3786 function. Change version_script from declaration to definition.
3787 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3788 * testsuite/version_script.map: Remove duplicate def of foo.
3789 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3791 * testsuite/Makefile.in: Rebuild.
3793 2009-12-30 Ian Lance Taylor <iant@google.com>
3796 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3797 if the input symbol index is 0, make the output symbol index 0.
3799 2009-12-30 Ian Lance Taylor <iant@google.com>
3802 * options.h (class General_options): Add -x/--discard-all.
3803 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3804 --discard-all. If the local symbol needs a dynamic entry, check
3805 that before handling --discard-locals.
3807 2009-12-30 Ian Lance Taylor <iant@google.com>
3810 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3812 (Output_segment::add_output_section): Don't change the flags if
3816 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3817 GNU hash table if they need a dynamic value. Otherwise, don't add
3818 them if they are defined in a dynamic object or are forced local.
3820 2009-12-29 Ian Lance Taylor <iant@google.com>
3823 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3824 .gnu.hash table for a 32-bit target.
3827 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3828 regular and a dynamic object only needs a dynamic symbol table
3829 entry if it is externally visible.
3832 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3833 constructor. Add global_offset_table_ field.
3834 (Target_i386::got_section): Set global_offset_table_.
3835 (Target_i386::do_finalize_sections): Set global_offset_table_
3837 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3838 in constructor. Add global_offset_table_ field.
3839 (Target_x86_64::got_section): Set global_offset_table_.
3840 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3843 * layout.cc (Layout::Layout): Initialize increase_relro_.
3844 (Layout::get_output_section): Add is_relro, is_last_relro, and
3845 is_first_non_relro parameters. Change all callers.
3846 (Layout::choose_output_section): Likewise.
3847 (Layout::add_output_section_data): Likewise.
3848 (Layout::make_output_section): Likewise.
3849 (Layout::set_segment_offsets): Clear increase_relro when using a
3851 * layout.h (class Layout): Add increase_relro method. Add
3852 increase_relro_ field. Update declarations.
3853 * output.cc (Output_section::Output_section): Initialize
3854 is_last_relro_ and is_first_non_relro_.
3855 (Output_segment::add_output_section): Group relro sections is
3856 do_sort is true. Handle is_last_relro and is_first_non_relro.
3857 (Output_segment::maximum_alignment): Remove relro handling.
3858 (Output_segment::set_section_addresses): Add increase_relro
3859 parameter. Change all callers. Add initial alignment to align
3860 relro sections on separate page. Remove old relro handling.
3861 (Output_segment::set_section_list_addresses): Remove in_relro
3862 parameter. Change all callers.
3863 (Output_segment::set_offset): Add increase parameter. Change all
3864 callers. Remove old relro handling.
3865 * output.h (class Output_section): Add new methods: is_last_relro,
3866 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3867 Add is_last_relro_ and is_first_non_relro_ fields.
3868 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3869 Create separate .got.plt section. Call increase_relro.
3870 * x86_64.cc (Target_x86_64::got_section): Likewise.
3871 * testsuite/relro_script_test.t: Add .got.plt.
3874 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3875 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3876 (Layout::finalize): Call set_dynamic_symbol_size.
3877 (Layout::set_dynamic_symbol_size): New function.
3878 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3879 set_dynamic_symbol_size.
3882 * output.h (class Output_section): Add is_entsize_zero_ field.
3883 * output.cc (Output_section::Output_section): Initialize
3885 (Output_section::set_entsize): If two different entsizes are
3886 requested, force it to zero.
3887 (Output_section::add_input_section): Set flags for .debug_str
3888 before updating section flags. Set entsize.
3889 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3890 and SHF_STRING if all input sections have those flags.
3892 2009-12-29 Rafael Espindola <espindola@google.com>
3894 * main.cc (main): Fix the sys time reporting.
3895 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3898 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3900 * options.cc (General_options::parse_version): Allow -v to exit
3901 without an error if there is nothing to link.
3903 2009-12-29 Ian Lance Taylor <iant@google.com>
3905 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3906 using a version of gcc before 4.1.
3907 * configure: Rebuild.
3909 2009-12-28 Chris Demetriou <cgd@google.com>
3911 * attributes.cc (Output_attributes_section_data::do_write): Use
3912 std::vector::front rather than std::vector::data.
3914 2009-12-28 Ian Lance Taylor <iant@google.com>
3916 * symtab.h (class Symbol_table): Add enum Defined.
3917 * resolve.cc (Symbol_table::should_override): Add defined
3918 parameter. Change all callers. Test whether object is NULL
3919 before calling a method on it.
3920 (Symbol_table::report_resolve_problem): Add defined parameter.
3922 (Symbol_table::should_override_with_special): Likewise.
3923 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3924 parameter. Change all callers.
3925 (Symbol_table::do_define_in_output_data): Likewise.
3926 (Symbol_table::define_in_output_segment): Likewise.
3927 (Symbol_table::do_define_in_output_segment): Likewise.
3928 (Symbol_table::define_as_constant): Likewise.
3929 (Symbol_table::do_define_as_constant): Likewise.
3930 * script.h (class Symbol_assignment): Add is_defsym parameter to
3931 constructor; change all callers.
3932 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3933 parameter. Change all callers. Add is_defsym_ field.
3934 (class Parser_closure): Add parsing_defsym parameter to
3935 constructor; change all callers. Add parsing_defsym accessor
3936 function. Add parsing_defsym_ field.
3938 2009-12-28 Ian Lance Taylor <iant@google.com>
3940 * gold.cc (queue_middle_tasks): Fix formatting.
3941 * object.cc (Relobj::is_section_name_included): Likewise.
3943 2009-12-23 Ian Lance Taylor <iant@google.com>
3945 * i386.cc (Target_i386::do_calls_non_split): Recognize
3946 -fsplit-stack prologue for a function with a static chain.
3947 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3948 -fsplit-stack prologue when using %r11.
3950 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3952 * options.cc (General_options::parse_version): Make -v continue and do
3953 the link like GNU ld does.
3955 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3957 * Makefile.am (CCFILES): Add timer.cc.
3958 (HFILES): Add timer.h.
3959 * configure.ac: Check for sysconf and times.
3960 * main.cc: include timer.h.
3961 (main): Use Timer instead of get_run_time.
3964 * workqueue.cc: include timer.h.
3965 (Workqueue::find_and_run_task):
3966 Report user, sys and wall time.
3967 * Makefile.in: Regenerate.
3968 * config.in: Regenerate.
3969 * configure: Regenerate.
3971 2009-12-16 Doug Kwan <dougkwan@google.com>
3973 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3975 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3976 relaxed input sections.
3977 * output.cc (Output_section::find_relaxed_input_section): Change
3978 return type to Output_relaxed_input_section pointer. Adjust code
3979 for new type of relaxed_input_section_map_.
3980 * output.h (Output_section::find_relaxed_input_section): Change
3981 return type to Output_relaxed_input_section pointer.
3982 (Output_section::Output_relaxed_input_section_by_input_section_map):
3984 (Output_section::relaxed_input_section_map_): Change type to
3985 Output_section::Output_relaxed_input_section_by_input_section_map.
3986 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3989 2009-12-15 Ian Lance Taylor <iant@google.com>
3991 * layout.cc (Layout::create_shstrtab): Only write out after input
3992 sections if we are compressing debug sections.
3994 2009-12-15 Ian Lance Taylor <iant@google.com>
3996 * archive.cc (Archive::add_symbols): Only look up a symbol without
3997 a version if there is, in fact, a version.
3999 2009-12-14 Ian Lance Taylor <iant@google.com>
4001 Revert -Wshadow changes, all changes from:
4002 2009-12-11 Doug Kwan <dougkwan@google.com>
4003 2009-12-11 Nick Clifton <nickc@redhat.com>
4004 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4006 2009-12-11 Doug Kwan <dougkwan@google.com>
4008 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4010 * attributes.cc (Object_attribute::size): Ditto.
4011 (Attributes_section_data::size): Ditto.
4012 (Attributes_section_data::Attributes_section_data): Ditto.
4013 (Output_attributes_section_data::do_write): Ditto.
4014 * attributes.h (Object_attribute::set_type): Ditto.
4015 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4017 2009-12-11 Nick Clifton <nickc@redhat.com>
4019 * archive.cc: Fix shadowed variable warnings.
4021 * compressed_output.cc: Likewise.
4022 * compressed_output.h: Likewise.
4023 * configure: Likewise.
4024 * dwarf_reader.cc: Likewise.
4025 * dynobj.cc: Likewise.
4026 * dynobj.h: Likewise.
4027 * ehframe.cc: Likewise.
4028 * ehframe.h: Likewise.
4029 * errors.cc: Likewise.
4030 * expression.cc: Likewise.
4031 * fileread.cc: Likewise.
4032 * fileread.h: Likewise.
4033 * freebsd.h: Likewise.
4034 * i386.cc: Likewise.
4036 * incremental.h: Likewise.
4037 * layout.cc: Likewise.
4038 * layout.h: Likewise.
4039 * mapfile.cc: Likewise.
4040 * merge.cc: Likewise.
4041 * merge.h: Likewise.
4042 * object.cc: Likewise.
4043 * object.h: Likewise.
4044 * options.h: Likewise.
4045 * output.cc: Likewise.
4046 * output.h: Likewise.
4047 * parameters.cc: Likewise.
4048 * plugin.cc: Likewise.
4049 * powerpc.cc: Likewise.
4050 * reduced_debug_output.cc: Likewise.
4051 * reduced_debug_output.h: Likewise.
4052 * reloc.cc: Likewise.
4053 * reloc.h: Likewise.
4054 * resolve.cc: Likewise.
4055 * script-sections.cc: Likewise.
4056 * script.cc: Likewise.
4057 * script.h: Likewise.
4058 * sparc.cc: Likewise.
4059 * symtab.cc: Likewise.
4060 * symtab.h: Likewise.
4061 * target-select.cc: Likewise.
4062 * target-select.h: Likewise.
4063 * token.h: Likewise.
4064 * workqueue.cc: Likewise.
4065 * workqueue.h: Likewise.
4066 * x86_64.cc: Likewise.
4068 2009-12-10 Doug Kwan <dougkwan@google.com>
4070 * arm.cc (attributes.h): New include.
4071 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4072 (Arm_relobj::~Arm_relobj): Delete object pointed by
4073 attributes_section_data_.
4074 (Arm_relobj::attributes_section_data): New method definition.
4075 (Arm_relobj::attributes_section_data_): New data member declaration.
4076 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4077 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4078 attributes_section_data_.
4079 (Arm_dynobj::attributes_section_data): New method definition.
4080 (Arm_dynobj::attributes_section_data_): New data member declaration.
4081 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4082 initialization value of may_use_blx_ to false.
4083 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4084 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4085 object attributes to compute results instead of hard-coding.
4086 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4087 Target_arm::get_secondary_compatible_arch,
4088 Target_arm::set_secondary_compatible_arch
4089 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4090 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4091 New method declarations.
4092 (Target_arm::get_aeabi_object_attribute): New method definition.
4093 (Target_arm::attributes_section_data_): New data member declaration.
4094 (read_arm_attributes_section): New template definition.
4095 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4096 (Arm_dynobj::do_read_symbols): Ditto.
4097 (Target_arm::do_finalize_sections): Merge attributes sections from
4098 input. Check for BLX use after attributes section merging.
4099 Fix __exidx_start and __exidx_end visibility. Create an
4100 .ARM.attributes section if necessary.
4101 (Target_arm::get_secondary_compatible_arch,
4102 Target_arm::set_secondary_compatible_arch,
4103 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4104 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4105 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4106 New method definitions.
4108 2009-12-09 Ian Lance Taylor <iant@google.com>
4110 * plugin.cc (Plugin::load): Don't cast from void* to a function
4113 2009-12-09 Ian Lance Taylor <iant@google.com>
4115 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4118 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4120 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4121 Replace two_file_shared_1.so with two_file_shared_2.so.
4122 * testsuite/Makefile.in: Regenerated.
4124 2009-12-08 Doug Kwan <dougkwan@google.com>
4126 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4127 (HFILES): Add attributes.h and int_encoding.h.
4128 * Makefile.in: Regenerate.
4129 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4130 function definitions to int_encoding.cc
4131 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4132 prototypes to int_encoding.h
4133 * reduced_debug_output.cc (int_encoding.h): New include.
4134 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4135 function definitions to int_encoding.cc
4136 (insert_into_vector, read_from_pointer): Move template definitions to
4138 * attributes.cc: New file.
4139 * attributes.h: New file.
4140 * int_encoding.cc: New file.
4141 * int_encoding.h: New file.
4143 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4146 * incremental-dump.cc (dump_incremental_inputs): New.
4147 (main): Use dump_incremental_inputs.
4149 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4152 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4153 checking elfcpp::STT_FUNC.
4154 (Target_i386::Relocate::relocate): Likewise.
4155 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4157 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4158 symbols from shared libraries into normal FUNC symbols.
4160 * symtab.h (Symbol): Add is_func and use it.
4162 2009-12-05 Doug Kwan <dougkwan@google.com>
4164 * arm.cc (Target_arm::arm_info): Initialize new fields
4165 attributes_section and attributes_vendor.
4166 * i386.cc (Target_i386::i386_info): Same.
4167 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4168 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4169 fields attributes_section and attributes_vendor.
4170 * sparc.cc (Target_sparc::sparc_info): Same.
4171 * target.h (Target::attributes_section, Target::attributes_vendor,
4172 Target::is_attributes_section, Target::attribute_arg_type,
4173 Target::attributes_order): New method definitions.
4174 (Target::Target_info::attributes_section,
4175 Target::Target_info::attributes_vendor): New fields.
4176 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4177 virtual method definitions.
4178 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4179 attributes_section and attributes_vendor.
4180 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4182 2009-12-05 Doug Kwan <dougkwan@google.com>
4184 * arm.cc: Update comments about interworking and stub generation.
4185 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4186 considered as non-PIC.
4187 (Arm_relocate_functions::base_abs): Fix formatting.
4188 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4189 of function to use GOT entry address instead of offset.
4190 (Target_arm::Scan::global): Issue an error if a symbol would need a
4191 PLT does not get one because it is untyped. Remove code to create
4192 dynamic symbols for relative branches.
4193 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4194 takes unsigned integer instead of boolean.
4196 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4198 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4199 (two_file_test_LDADD): Likewise.
4200 (common_test_1_LDADD): Likewise.
4201 (exception_test_LDADD) Likewise.
4202 (weak_test_LDADD): Likewise.
4203 (many_sections_test_LDADD): Likewise.
4204 (initpri1_LDADD): Likewise.
4205 (script_test_1_LDADD): Likewise.
4206 (script_test_2_LDADD): Likewise.
4207 (justsyms_LDADD): Likewise.
4208 (binary_test_LDADD): Likewise.
4209 (large_LDADD): Likewise.
4210 * testsuite/Makefile.in: Regenerated.
4212 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4214 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4215 (Symbol_table::override_with_special): Likewise.
4216 (Symbol_table::add_from_object): Likewise.
4218 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4220 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4221 Don't set the data_offset twice.
4223 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4225 * testsuite/Makefile.in: Regenerate.
4227 2009-12-03 Doug Kwan <dougkwan@google.com>
4229 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4230 (Target_arm::do_finalize_sections): Add parameter for symbol table
4231 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4232 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4233 parameter for symbol table pointer.
4234 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4235 an additional parameter for a pointer to symbol table.
4236 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4237 parameter for a symbol table pointer.
4238 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4239 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4241 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4242 parameter for a symbol table pointer.
4244 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4246 * incremental.cc (Incremental_inputs_header)
4247 (Incremental_inputs_header_write, Incremental_inputs_entry)
4248 (Incremental_inputs_entry_write): Move ...
4249 * incremental.h (Incremental_inputs_header)
4250 (Incremental_inputs_header_write, Incremental_inputs_entry)
4251 (Incremental_inputs_entry_write): here.
4253 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4255 * incremental.cc (make_sized_incremental_binary): Set the target.
4256 Error if it is incompatible.
4257 * output.h (Output_file): Add filename method.
4259 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4261 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4262 from the get_* methods.
4264 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4266 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4267 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4268 Write 0 for the data_offset of scripts.
4270 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4272 * testsuite/Makefile.am: Add the incremental_test.sh test.
4273 * testsuite/incremental_test.sh: New.
4274 * testsuite/incremental_test_1.c: New.
4275 * testsuite/incremental_test_2.c: New.
4277 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4279 * incremental-dump.cc (main): Fix typos.
4281 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4284 * incremental-dump.cc (main): Use llu to print 64 bit values.
4286 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4287 H.J. Lu <hongjiu.lu@intel.com>
4289 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4291 (incremental_dump_LDADD): Likewise.
4292 * Makefile.in: Regenerated.
4294 2009-11-25 Doug Kwan <dougkwan@google.com>
4298 2009-11-25 Doug Kwan <dougkwan@google.com>
4300 * arm.cc (Target_arm::Target_arm): Move method definition
4301 outside of class definition. Add code to handle
4302 --target1-rel, --target1-abs and --target2= options.
4303 (Target_arm::get_reloc_reloc_type): Change method to be
4304 non-static and const.
4305 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4306 New data member declaration.
4307 (Target_arm::Scan::local, Target_arm::Scan::global,
4308 Target_arm::Relocate::relocate,
4309 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4310 Adjust call to Target_arm::get_real_reloc_type.
4311 (Target_arm::get_real_reloc_type): Use command line options
4312 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4313 * options.h (--target1-rel, --target1-abs, --target2): New
4316 2009-11-25 Doug Kwan <dougkwan@google.com>
4318 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4319 class definition. Add code to handle --target1-rel, --target1-abs
4320 and --target2= options.
4321 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4323 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4325 (Target_arm::Scan::local, Target_arm::Scan::global,
4326 Target_arm::Relocate::relocate,
4327 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4328 call to Target_arm::get_real_reloc_type.
4329 (Target_arm::get_real_reloc_type): Use command line options to
4330 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4331 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4334 2009-11-25 Doug Kwan <dougkwan@google.com>
4336 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4337 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4338 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4340 (Arm_relocate_functions::thm_call): Replace body with a call to
4341 Arm_relocate_functions::thumb_branch_common.
4342 (Arm_relocate_functions::thm_jump24,
4343 Arm_relocate_functions::thm_xpc22): New method definitions.
4344 (Arm_relocate_functions::thumb_branch_common): New method definition.
4345 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4347 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4348 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4350 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4352 * Makefile.am: Build incremental-dump
4353 * Makefile.in: Regenerate.
4354 * incremental-dump.cc: New.
4355 * incremental.cc (Incremental_inputs_header_data,
4356 Incremental_inputs_entry_data): Move to incremental.h
4357 * incremental.h: (Incremental_inputs_header_data,
4358 Incremental_inputs_entry_data): Move from incremental.cc
4360 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4362 * incremental.cc (Incremental_inputs_header,
4363 Incremental_inputs_header_write, Incremental_inputs_entry,
4364 Incremental_inputs_entry_write): Add a typedef with the data type.
4366 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4368 * incremental.cc (Incremental_inputs_header,
4369 Incremental_inputs_header_write, Incremental_inputs_entry,
4370 Incremental_inputs_entry_write): Update comment about which
4371 type has the filed descriptions.
4373 2009-11-15 Doug Kwan <dougkwan@google.com>
4375 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4376 (Arm_relocate_functions::arm_branch_common): Change method defintion
4377 in class definition to a method declaration and update list of formal
4379 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4380 Arm_relocation_functions::jump24): Adjust call to
4381 Arm_relocate_functions::arm_branch_common. Update list of formal
4383 (Arm_relocate_functions::xpc25): New method definition.
4384 (Arm_relocate_functions::arm_branch_common): Move method defintion
4385 out from class definition. Use stubs for mode-switching and extending
4387 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4388 specially. Change code to enable use of stubs in ARM branches.
4390 2009-11-10 Doug Kwan <dougkwan@google.com>
4392 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4393 in method declaration.
4394 (Target_arm::relocate_stub): New method declaration.
4395 (Target_arm::default_target): Change to return a pointer instead of
4397 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4398 Target_arm::default_target.
4399 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4401 (Target_arm::relocate_section): Adjust view.
4402 (Target_arm::relocate_stub): New method definition.
4404 2009-11-10 Doug Kwan <dougkwan@google.com>
4406 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4408 * incremental.cc (open_incremental_binary): Initialized local
4409 variables to avoid warnings.
4410 * object.cc (make_elf_object): Ditto.
4411 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4414 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4417 * testsuite/plugin_test.c: Include "config.h".
4419 2009-11-09 Doug Kwan <dougkwan@google.com>
4421 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4422 (arm_symbol_value): Remove.
4423 (Arm_relocate_functions::arm_branch_common,
4424 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4425 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4426 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4427 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4428 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4429 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4430 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4431 Arm_relocate_functions::thm_mobw_abs_nc,
4432 Arm_relocate_functions::thm_mov_abs,
4433 Arm_relocate_functions::movw_prel_nc,
4434 Arm_relocate_functions::thm_movt_abs,
4435 Arm_relocate_functions::movt_prel,
4436 Arm_relocate_functions::thm_movw_prel_nc,
4437 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4438 (Target_arm::Relocate::relocate): Only decompose address into two
4439 parts if relocation type uses the thumb-bit and pass the actual
4440 bit instead of a flag indicating that the thumb-bit is used. Adjust
4441 calls to methods in Arm_relocate_functions for this change.
4443 2009-11-08 Ian Lance Taylor <iant@google.com>
4446 * reloc.cc: Instantiate
4447 Sized_relobj::initialize_input_to_output_maps and
4448 Sized_relobj:free_input_to_output_maps.
4450 2009-11-06 Ian Lance Taylor <iant@google.com>
4453 * defstd.cc (in_segment): Set only_if_ref true for "end".
4455 2009-11-06 Doug Kwan <dougkwan@google.com>
4457 * arm.cc (class Reloc_stub): Correct a comment.
4458 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4459 (Target_arm::scan_section_for_stubs): New method declaration.
4460 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4461 Change methods from private to protected.
4462 (Target_arm::do_may_relax): New method definition.
4463 (Target_arm::do_relax, Target_arm::group_sections,
4464 Target_arm::scan_reloc_for_stub,
4465 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4466 (Target_arm::arm_input_section_map_): New data member declaration.
4467 (Target_arm::scan_reloc_for_stub,
4468 Target_arm::scan_reloc_section_for_stubs,
4469 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4470 Target_arm::do_relax): New method definitions.
4472 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4474 * configure.ac: Check for (struct stat)::st_mtim
4475 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4476 * config.in: Regenerate.
4477 * configure: Regenerate.
4479 2009-11-05 Ian Lance Taylor <iant@google.com>
4482 * output.cc (Output_segment::add_output_section): Add missing
4485 2009-11-04 Ian Lance Taylor <iant@google.com>
4488 * object.h (class Object): Add is_needed and set_is_needed
4489 methods. Add is_needed_ field. Make bool fields into bitfields.
4490 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4491 defined in a dynamic object and referenced by a regular object,
4492 set is_needed for the dynamic object.
4493 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4494 if the file is marked with as_needed and it is not needed.
4496 2009-11-04 Ian Lance Taylor <iant@google.com>
4499 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4500 tags if data is discarded by linker script.
4501 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4502 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4503 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4504 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4506 2009-11-04 Ian Lance Taylor <iant@google.com>
4508 * layout.cc (Layout::get_output_section): Add is_interp and
4509 is_dynamic_linker_section parameters. Change all callers.
4510 (Layout::choose_output_section): Likewise.
4511 (Layout::make_output_section): Likewise.
4512 (Layout::add_output_section_data): Add is_dynamic_linker_section
4513 parameter. Change all callers.
4514 * layout.h (class Layout): Update declarations.
4515 * output.h (class Output_section): Add is_interp, set_is_interp,
4516 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4517 Add is_interp_, is_dynamic_linker_section_ fields. Change
4518 generate_code_fills_at_write_ to a bitfield.
4519 * output.cc (Output_section::Output_sections): Initialize new
4521 (Output_segment::add_output_section): Add do_sort parameter.
4524 2009-11-03 Ian Lance Taylor <iant@google.com>
4527 * options.h (class General_options): Add --warn-common.
4528 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4529 merging two common symbols.
4530 (Symbol_table::should_override): Handle --warn-common when merging
4531 a common symbol with a defined symbol. Use report_resolve_problem
4532 for multiple definitions.
4533 (Symbol_table::report_resolve_problem): New function.
4534 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4536 2009-11-03 Doug Kwan <dougkwan@google.com>
4538 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4540 (Target_arm::stub_factory): New method definition.
4541 (Target_arm::new_arm_input_section,
4542 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4543 Target_arm::reloc_uses_thumb_bit): New method declarations.
4544 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4545 New type definitions.
4546 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4547 member declarations.
4548 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4549 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4550 New method definitions.
4552 2009-11-03 Ian Lance Taylor <iant@google.com>
4554 * options.h (class General_options): Add --warn_constructors.
4556 2009-11-03 Ian Lance Taylor <iant@google.com>
4559 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4560 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4562 2009-11-03 Ian Lance Taylor <iant@google.com>
4565 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4566 --msgid-bugs-address.
4567 (install-pdf): New target.
4568 (install-data_yes): Look up one directory to find mkinstalldirs.
4570 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4572 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4575 2009-10-30 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4579 2009-10-30 Doug Kwan <dougkwan@google.com>
4581 * arm.cc (Stub_addend_reader): New struct template definition
4582 and partial specializations.
4583 (Stub_addend_reader::operator()): New method definition for a
4584 partially specialized template.
4586 2009-10-30 Doug Kwan <dougkwan@google.com>
4588 * arm.cc (Arm_relobj::processor_specific_flags): New method
4590 (Arm_relobj::do_read_symbols): New method declaration.
4591 (Arm_relobj::processor_specific_flags_): New data member declaration.
4592 (Arm_dynobj): New class definition.
4593 (Target_arm::do_finalize_sections): Add input_objects parameter.
4594 (Target_arm::do_adjust_elf_header): New method declaration.
4595 (Target_arm::are_eabi_versions_compatible,
4596 (Target_arm::merge_processor_specific_flags): New method declaration.
4597 (Target_arm::do_make_elf_object): New overloaded method definitions
4599 (Arm_relobj::do_read_symbols): New method definition.
4600 (Arm_dynobj::do_read_symbols): Ditto.
4601 (Target_arm::do_finalize_sections): Add input_objects parameters.
4602 Merge processor-specific flags from all input objects.
4603 (Target_arm::are_eabi_versions_compatible,
4604 Target_arm::merge_processor_specific_flags,
4605 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4606 New method definitions.
4607 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4608 Input_objects pointer type parameter.
4609 * layout.cc (Layout::finalize): Pass input objects to target's.
4610 finalize_sections function.
4611 * output.cc (Output_file_header::do_sized_write): Set ELF file
4612 header's processor-specific flags.
4613 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4614 Input_objects pointer type parameter.
4615 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4616 * target.h (Input_objects): New forward class declaration.
4617 (Target::processor_specific_flags,
4618 Target::are_processor_specific_flags_sect): New method definitions.
4619 (Target::finalize_sections): Add input_objects parameter.
4620 (Target::Target): Initialize processor_specific_flags_ and
4621 are_processor_specific_flags_set_.
4622 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4624 (Target::set_processor_specific_flags): New method definition.
4625 (Target::processor_specific_flags_,
4626 Target::are_processor_specific_flags_set_): New data member
4628 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4629 Input_objects pointer type parameter.
4631 2009-10-30 Doug Kwan <dougkwan@google.com>
4633 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4635 2009-10-28 Ian Lance Taylor <iant@google.com>
4637 * object.h (class Relobj): Drop options parameter from
4638 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4639 do_scan_relocs, do_relocate. Change all callers.
4640 (class Sized_relobj): Drop options parameters from
4641 do_gc_process_relocs, do_scan_relocs, do_relocate,
4642 do_relocate_sections, relocate_sections, emit_relocs_scan,
4643 emit_relocs_scan_reltype. Change all callers.
4644 (struct Relocate_info): Remove options field and all references to
4646 * reloc.h (class Read_relocs): Remove options constructor
4647 parameter and options_ field. Change all callers.
4648 (class Gc_process_relocs, class Scan_relocs): Likewise.
4649 (class Relocate_task): Likewise.
4650 * target-reloc.h (scan_relocs): Remove options parameter. Change
4652 (scan_relocatable_relocs): Likewise.
4653 * target.h (class Sized_target): Remove options parameter from
4654 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4656 * gc.h (gc_process_relocs): Remove options parameter. Change all
4658 * arm.cc: Update functions to remove options parameters.
4659 * i386.cc: Likewise.
4660 * powerpc.cc: Likewise.
4661 * sparc.cc: Likewise.
4662 * x86_64.cc: Likewise.
4663 * testsuite/testfile.cc: Likewise.
4665 2009-10-28 Doug Kwan <dougkwan@google.com>
4667 * arm.cc (Arm_relobj): New class definition.
4668 (Arm_relobj::scan_sections_for_stubs,
4669 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4670 New method definitions.
4672 2009-10-28 Cary Coutant <ccoutant@google.com>
4674 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4675 (Plugin::cleanup_done_): New member.
4676 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4677 (Plugin_manager::cleanup_done_): Remove.
4678 (Plugin_manager::add_input_file): Edit error message.
4679 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4680 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4682 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4684 * fileread.cc: (File_read::View::~View): Use the new
4685 data_ownership_ filed.
4686 (File_read::~File_read): Dispose the new whole_file_view_.
4687 (File_read::open): Mmap the whole file if needed.
4688 (File_read::open): Use whole_file_view_ instead of contents_.
4689 (File_read::find_view): Use whole_file_view_ if applicable.
4690 (File_read::do_read): Use whole_file_view_ instead of contents_.
4691 (File_read::make_view): Use whole_file_view_ instead of contents_,
4692 update File_read::View::View call.
4693 (File_read::find_or_make_view): Update File_read::View::View
4695 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4697 (File_read::View::Data_ownership): New enum.
4698 (File_read::View::View): Replace bool mapped_ with Data_ownership
4700 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4701 (File_read::View::data_ownership_): New field.
4702 (File_read::contents_): Remove (replaced by whole_file_view_).
4703 (File_read::whole_file_view_): New field.
4704 * options.h (class General_options): Add --keep-files-mapped.
4706 2009-10-27 Cary Coutant <ccoutant@google.com>
4708 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4709 * testsuite/Makefile.am (plugin_test_5): New test case.
4710 * testsuite/Makefile.in: Regenerate.
4712 2009-10-25 Doug Kwan <dougkwan@google.com>
4714 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4715 from private to protected to allow access by child class.
4716 (Sized_relobj::do_relocate_sections): New method declaration.
4717 (Sized_relobj::relocate_sections): Virtualize.
4718 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4719 Sized_relobj::relocate_sections. Instantiate template explicitly
4720 for different target sizes and endianity.
4722 2009-10-24 Doug Kwan <dougkwan@google.com>
4724 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4725 (Arm_input_section::as_arm_input_section): New method.
4726 (Arm_output_section): New class definition.
4727 (Arm_output_section::create_stub_group,
4728 Arm_output_section::group_sections): New method definitions.
4730 2009-10-22 Doug Kwan <dougkwan@google.com>
4732 * arm.cc (Arm_input_section): New class definition.
4733 (Arm_input_section::init, Arm_input_section:do_write,
4734 Arm_input_section::set_final_data_size,
4735 Arm_input_section::do_reset_address_and_file_offset): New method
4738 2009-10-21 Doug Kwan <dougkwan@google.com>
4740 * arm.cc (Stub_table, Arm_input_section): New forward class
4742 (Stub_table): New class defintion.
4743 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4744 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4745 New method definition.
4747 2009-10-21 Doug Kwan <dougkwan@google.com>
4749 * arm.cc: Update copyright comments.
4750 (Target_arm): New forward class template declaration.
4751 (Arm_address): New type.
4752 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4753 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4754 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4756 (Insn_template): Same.
4757 (DEF_STUBS): New macro.
4758 (Stub_type): New enum type.
4759 (Stub_template): New class definition.
4762 (Stub_factory): Same.
4763 (Target_arm::Target_arm): Initialize may_use_blx_ and
4764 should_force_pic_veneer_.
4765 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4766 Target_arm::should_force_pic_veneer,
4767 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4768 Target_arm::using_thumb_only, Target_arm:;default_target): New
4770 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4771 New data member declarations.
4772 (Insn_template::size, Insn_template::alignment): New method defintions.
4773 (Stub_template::Stub_template): New method definition.
4774 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4775 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4776 (Stub_factory::Stub_factory): New method definition.
4777 * gold.h (string_hash): New template.
4778 * output.h (Input_section_specifier::hash_value): Use
4780 (Input_section_specifier::string_hash): Remove.
4781 * stringpool.cc (Stringpool_template::string_hash): Use
4784 2009-10-20 Doug Kwan <dougkwan@google.com>
4786 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4787 symbols of relaxed input sections.
4788 * output.h (Output_section::find_relaxed_input_section): Make
4791 2009-10-16 Doug Kwan <dougkwan@google.com>
4793 * dynobj.cc (Versions::Versions): Initialize version_script_.
4794 Only insert base version symbol definition for a shared object
4795 if version script defines any version versions.
4796 (Versions::define_base_version): New method definition.
4797 (Versions::add_def): Check that base version is not needed.
4798 (Versions::add_need): Define base version lazily.
4799 * dynobj.h (Versions::define_base_version): New method declaration.
4800 (Versions::needs_base_version_): New data member declaration.
4801 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4802 (check_DATA): Add no_version_test.stdout.
4803 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4805 * testsuite/Makefile.in: Regenerate.
4806 * testsuite/no_version_test.c: New file.
4807 * testsuite/no_version_test.sh: Ditto.
4809 2009-10-16 Doug Kwan <dougkwan@google.com>
4811 * expression.cc (class Segment_start_expression): New class definition.
4812 (Segment_start_expression::value): New method definition.
4813 (script_exp_function_segment_start): Return a new
4814 Segment_start_expression.
4815 * gold/script-c.h (script_saw_segment_start_expression): New function
4817 * script-sections.cc (Script_sections::Script_sections): Initialize
4818 SAW_SEGMENT_START_EXPRESSION_ to false.
4819 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4820 and -Tbbs options to specify section addresses if given in
4821 command line and no SEGMENT_START expression is seen in a script.
4822 * script-sections.h (Script_sections::saw_segment_start_expression,
4823 Script_sections::set_saw_segment_start_expression): New method
4825 (Script_sections::saw_segment_start_expression_): New data member
4827 * script.cc (script_saw_segment_start_expression): New function.
4828 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4829 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4830 script_test_7.sh and script_test_8.sh.
4831 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4832 script_test_8.stdout.
4833 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4834 (script_test_6, script_test_6.stdout, script_test_7,
4835 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4836 * Makefile.in: Regenerate.
4837 * testsuite/script_test_6.sh: New file.
4838 * testsuite/script_test_6.t: Same.
4839 * testsuite/script_test_7.sh: Same.
4840 * testsuite/script_test_7.t: Same.
4841 * testsuite/script_test_8.sh: Same.
4843 2009-10-16 Doug Kwan <dougkwan@google.com>
4845 * output.cc (Output_segment::set_section_list_address): Cast
4846 expressions to unsigned long long type to avoid format warnings.
4848 2009-10-15 Ian Lance Taylor <iant@google.com>
4850 * script.cc (Script_options::add_symbol_assignment): Always add a
4851 dot assignment to script_sections_.
4852 * script-sections.cc (Script_sections::add_dot_assignment):
4853 Initialize if necessary.
4855 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4856 program headers with no load segment if there is a linker script.
4858 * layout.cc (Layout::set_segment_offsets): Align the file offset
4859 to the segment aligment for -N or -n with no load segment.
4860 * output.cc (Output_segment::add_output_section): Don't crash if
4861 the first section is a TLS section.
4862 (Output_segment::set_section_list_addresses): Print an error
4863 message if the address moves backward in a linker script.
4864 * script-sections.cc
4865 (Output_section_element_input::set_section_addresses): Don't
4866 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4867 (Orphan_output_section::set_section_addresses): Likewise.
4869 2009-10-15 Doug Kwan <dougkwan@google.com>
4871 * layout.cc (Layout::finish_dynamic_section): Generate tags
4872 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4873 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4874 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4876 2009-10-14 Ian Lance Taylor <iant@google.com>
4878 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4880 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4881 data_shdr fields of relinfo.
4882 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4883 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4884 R_386_TLS_LDO_32, adjust based on section flags.
4885 (Target_i386::Relocate::fix_up_ldo): Remove.
4887 2009-10-13 Ian Lance Taylor <iant@google.com>
4889 Add support for -pie.
4890 * options.h (class General_options): Add -pie and
4892 (General_options::output_is_position_independent): Test -pie.
4893 (General_options::output_is_executable): Return true if not shared
4894 and not relocatable.
4895 (General_options::output_is_pie): Remove.
4896 * options.cc (General_options::finalize): Reject incompatible uses
4898 * gold.cc (queue_middle_tasks): A -pie link is not static.
4899 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4900 * symtab.cc (Symbol::final_value_is_known): Return false if
4901 output_is_position_independent.
4902 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4903 output_is_position_independent.
4904 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4905 output_is_position_independent.
4906 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4907 output_is_position_independent.
4908 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4910 (basic_pie_test.o, basic_pie_test): New targets.
4911 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4912 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4913 (two_file_pie_test): New target.
4914 * testsuite/Makefile.in: Rebuild.
4915 * README: Remove note saying that -pie is not supported.
4917 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4919 * options.h (class General_options): Add -init and -fini.
4920 * layout.cc (Layout::finish_dynamic_section): Emit
4921 given init and fini functions.
4923 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4925 * gc.h (gc_process_relocs): Check if icf is enabled using new
4927 * gold.cc (queue_initial_tasks): Likewise.
4928 (queue_middle_tasks): Likewise.
4929 * object.cc (do_layout): Likewise.
4930 * symtab.cc (is_section_folded): Likewise.
4931 * main.cc (main): Likewise.
4932 * reloc.cc (Read_relocs::run): Likewise.
4933 (Sized_relobj::do_scan_relocs): Likewise.
4934 * icf.cc (is_function_ctor_or_dtor): New function.
4935 (Icf::find_identical_sections): Check if function is ctor or dtor when
4937 * options.h (General_options::icf): Change option to be an enum.
4938 (Icf_status): New enum.
4939 (icf_enabled): New method.
4940 (icf_safe_folding): New method.
4941 (set_icf_status): New method.
4942 (icf_status_): New variable.
4943 * (options.cc) (General_options::finalize): Set icf_status_.
4944 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4945 icf_test and icf_keep_unique_test to use the --icf enum flag.
4946 * testsuite/icf_safe_test.sh: New file.
4947 * testsuite/icf_safe_test.cc: New file.
4949 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4951 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4952 includes to gc.h and icf.h.
4953 * arm.cc: Include gc.h.
4954 * gold.cc: Likewise.
4955 * i386.cc: Likewise.
4956 * powerpc.cc: Likewise.
4957 * sparc.cc: Likewise.
4958 * x86_64.cc: Likewise.
4959 * gc.h: Include icf.h.
4961 2009-10-11 Ian Lance Taylor <iant@google.com>
4963 * plugin.cc: Include "gold.h" before other header files.
4965 2009-10-10 Chris Demetriou <cgd@google.com>
4967 * options.h (Input_file_argument::Input_file_type): New enum.
4968 (Input_file_argument::is_lib_): Replace with...
4969 (Input_file_argument::type_): New member.
4970 (Input_file_argument::Input_file_argument): Take Input_file_type
4971 'type' rather than boolean 'is_lib' as second argument.
4972 (Input_file_argument::is_lib): Use type_.
4973 (Input_file_argument::is_searched_file): New function.
4974 (Input_file_argument::may_need_search): Handle is_searched_file.
4975 * options.cc (General_options::parse_library): Support -l:filename.
4976 (General_options::parse_just_symbols): Update for Input_file_argument
4978 (Command_line::process): Likewise.
4979 * archive.cc (Archive::get_file_and_offset): Likewise.
4980 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4981 * script.cc (read_script_file, script_add_file): Likewise.
4982 * fileread.cc (Input_file::Input_file): Likewise.
4983 (Input_file::will_search_for): Handle is_searched_file.
4984 (Input_file::open): Likewise.
4985 * readsyms.cc (Read_symbols::get_name): Likewise.
4986 * testsuite/Makefile.am (searched_file_test): New test.
4987 * testsuite/Makefile.in: Regenerate.
4988 * testsuite/searched_file_test.cc: New file.
4989 * testsuite/searched_file_test_lib.cc: New file.
4991 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4992 Ian Lance Taylor <iant@google.com>
4994 * descriptor.cc: Include <cstdio> and "binary-io.h".
4995 (Descriptors::open): Open the files in binary mode always.
4996 * script.cc (Lex::get_token): Treat \r as whitespace.
4998 2009-10-09 Ian Lance Taylor <iant@google.com>
5000 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
5002 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5003 Ian Lance Taylor <iant@google.com>
5005 * configure.ac: Check for readv function also.
5006 * fileread.cc (readv): Define if not HAVE_READV.
5007 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5009 * config.in: Regenerate.
5010 * configure: Regenerate.
5012 2009-10-09 Doug Kwan <dougkwan@google.com>
5014 * layout.cc (Layout::make_output_section): Call target hook to make
5015 ordinary output section.
5016 (Layout::finalize): Adjust parameter list of call the
5017 Target::may_relax().
5018 * layout.h (class Layout::section_list): New method.
5019 * merge.h (Output_merge_base::entsize): Change visibility to public.
5020 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5022 (Output_merge_string::do_is_string): New method.
5023 * object.cc (Sized_relobj::do_setup): renamed from
5024 Sized_relobj::set_up.
5025 * object.h (Sized_relobj::adjust_shndx,
5026 Sized_relobj::initializ_input_to_output_maps,
5027 Sized_relobj::free_input_to_output_maps): Change visibilities to
5029 (Sized_relobj::setup): Virtualize.
5030 (Sized_relobj::do_setup): New method declaration.
5031 (Sized_relobj::invalidate_section_offset,
5032 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5033 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5034 * options.cc (parse_int): New function.
5035 * options.h (parse_int): New declaration.
5036 (DEFINE_int): New macro.
5037 (stub_group_size): New option.
5038 * output.cc (Output_section::Output_section): Initialize memebers
5039 merge_section_map_, merge_section_by_properties_map_,
5040 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5041 (Output_section::add_input_section): Handled deferred code-fill
5042 generation and remove an old comment.
5043 (Output_section::add_relaxed_input_section): New method definition.
5044 (Output_section::add_merge_input_section): Use merge section by
5045 properties map to speed to search. Update merge section maps
5047 (Output_section::build_relaxation_map): New method definition.
5048 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5050 (Output_section::relax_input_section): Renamed to
5051 Output_section::convert_input_sections_to_relaxed_sections and change
5052 interface to take a vector of pointers to relaxed sections.
5053 (Output_section::find_merge_section,
5054 Output_section::find_relaxed_input_section): New method definitions.
5055 (Output_section::is_input_address_mapped,
5056 Output_section::output_offset, Output_section::output_address):
5057 Use output section data maps to speed up searching.
5058 (Output_section::find_starting_output_address): Add comments.
5059 (Output_section::do_write,
5060 Output_section::write_to_postprocessing_buffer): Do code-fill
5061 generation as appropriate.
5062 (Output_section::get_input_sections): Invalidate relaxed input section
5064 (Output_section::restore_states): Adjust type of checkpoint .
5065 Invalidate relaxed input section map.
5066 * output.h (Output_merge_base): New class declaration.
5067 (Input_section_specifier): New class defintion.
5068 (class Output_relaxed_input_section) Change base class to
5069 Output_section_data_build.
5070 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5071 base class initializer.
5072 (Output_section::add_relaxed_input_section): New method declaration.
5073 (Output_section::Input_section): Change visibility to protected.
5074 (Output_section::Input_section::relobj,
5075 Output_section::Input_section::shndx): Handle relaxed input sections.
5076 Output_section::input_sections) Change visibility to protected. Also
5077 define overload to return a non-const pointer.
5078 (Output_section::Merge_section_properties): New class defintion.
5079 (Output_section::Merge_section_by_properties_map,
5080 Output_section::Output_section_data_by_input_section_map,
5081 Output_section::Relaxation_map): New types.
5082 (Output_section::relax_input_section): Rename method to
5083 Output_section::convert_input_sections_to_relaxed_sections and change
5084 interface to take a vector of relaxed section pointers.
5085 (Output_section::find_merge_section,
5086 Output_section::find_relaxed_input_section,
5087 Output_section::build_relaxation_map,
5088 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5089 New method declarations.
5090 (Output_section::merge_section_map_
5091 Output_section::merge_section_by_properties_map_,
5092 Output_section::relaxed_input_section_map_,
5093 Output_section::is_relaxed_input_section_map_valid_,
5094 Output_section::generate_code_fills_at_write_): New data members.
5095 * script-sections.cc
5096 (Output_section_element_input::set_section_addresses): Call
5097 current_data_size and addralign methods of relaxed input sections.
5098 (Orphan_output_section::set_section_addresses): Call current_data_size
5099 and addralign methods of relaxed input sections.
5100 * symtab.cc (Symbol_table::compute_final_value): Extract template
5101 from the body of Symbol_table::sized_finalize_symbol.
5102 (Symbol_table::sized_finalized_symbol): Call
5103 Symbol_table::compute_final_value.
5104 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5105 (Symbol_table::compute_final_value): New templated method declaration.
5106 * target.cc (Target::do_make_output_section): New method defintion.
5107 * target.h (Target::make_output_section): New method declaration.
5108 (Target::relax): Add more parameters for input objects, symbol table
5109 and layout. Adjust call to do_relax.
5110 (Target::do_make_output_section): New method declaration.
5111 (Target::do_relax): Add parameters for input objects, symbol table
5114 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5116 * pread.c: Include stdio.h.
5118 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5120 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5123 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5125 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5126 Change read_shndx type to unsigned int.
5127 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5129 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5130 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5131 Change read_shndx type to unsigned int.
5132 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5134 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5135 * layout.cc (Layout::create_symtab_sections): Cast the result of
5136 local_symcount * symsize to off_t in the gold_assert.
5138 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5140 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5141 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5143 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5144 (Arm_relocate_functions::thm_abs5): New function.
5145 (Arm_relocate_functions::abs12): New function.
5146 (Arm_relocate_functions::abs16): New function.
5147 (Arm_relocate_functions::base_abs): New function.
5148 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5149 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5150 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5152 (Scan::global): Likewise.
5153 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5154 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5155 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5156 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5159 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5161 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5162 (Arm_relocate_functions::movt_prel): New function.
5163 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5164 (Arm_relocate_functions::thm_movt_prel): New function.
5165 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5166 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5167 (Scan::global, Relocate::relocate): Likewise.
5168 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5170 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5172 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5173 Incremental_checker.
5174 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5176 (class Incremental_inputs_header): New class.
5177 (Incremental_inputs_header_writer): Edit comment.
5178 (Incremental_inputs_entry): New class.
5179 (Incremental_inputs_entry_writer): Edit comment.
5180 (Sized_incremental_binary::do_find_incremental_inputs_section):
5181 Add *strtab_shndx parameter, fill it.
5182 (Sized_incremental_binary::do_check_inputs): New method.
5183 (Incremental_checker::can_incrementally_link_output_file): Use
5184 Sized_incremental_binary::check_inputs.
5185 (Incremental_inputs::report_command_line): Save command line in
5188 (Incremental_binary::find_incremental_inputs_section): New
5190 (Incremental_binary::do_find_incremental_inputs_section): Add
5191 strtab_shndx parameter.
5192 (Incremental_binary::do_check_inputs): New pure virtual method.
5193 (Sized_incremental_binary::do_check_inputs): Declare.
5194 (Incremental_checker::Incremental_checker): Add incremental_inputs
5195 parameter, use it to initialize incremental_inputs_.
5196 (Incremental_checker::incremental_inputs_): New field.
5197 (Incremental_checker::command_line): New method.
5198 (Incremental_checker::inputs): New method.
5199 (Incremental_checker::command_line_): New field.
5201 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5203 * incremental.cc: Include <cstdarg> and "target-select.h".
5204 (vexplain_no_incremental): New function.
5205 (explain_no_incremental): New function.
5206 (Incremental_binary::error): New method.
5207 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5209 (make_sized_incremental_binary): New function.
5210 (open_incremental_binary): New function.
5211 (can_incrementally_link_file): Add checks if output is ELF and has
5213 * incremental.h: Include "elfcpp_file.h" and "output.h".
5214 (Incremental_binary): New class.
5215 (Sized_incremental_binary): New class.
5216 (open_incremental_binary): Declare.
5217 * object.cc (is_elf_object): Use
5218 elfcpp::Elf_recognizer::is_elf_file.
5219 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5220 * output.h (Output_file::filesize): New method.
5222 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5224 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5226 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5227 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5229 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5231 (Arm_relocate_functions::movw_abs_nc): New function.
5232 (Arm_relocate_functions::movt_abs): New function.
5233 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5234 (Arm_relocate_functions::thm_movt_abs): New function.
5235 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5236 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5237 (Scan::global): Likewise.
5238 (Relocate::relocate): Likewise.
5239 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5241 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5243 * arm.cc (Arm_relocate_functions::got_prel) New function.
5244 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5245 (Relocate::relocate): Likewise.
5246 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5248 2009-10-06 Ian Lance Taylor <iant@google.com>
5250 * options.h (class General_options): Define
5251 split_stack_adjust_size parameter.
5252 * object.h (class Object): Add uses_split_stack_ and
5253 has_no_split_stack_ fields. Add uses_split_stack and
5254 has_no_split_stack accessor functions. Declare
5255 handle_split_stack_section.
5256 (class Reloc_symbol_changes): Define.
5257 (class Sized_relobj): Define Function_offsets. Declare
5258 split_stack_adjust, split_stack_adjust_reltype, and
5260 * object.cc (Object::handle_split_stack_section): New function.
5261 (Sized_relobj::do_layout): Call handle_split_stack_section.
5262 * dynobj.cc (Sized_dynobj::do_layout): Call
5263 handle_split_stack_section.
5264 * reloc.cc (Sized_relobj::relocate_sections): Call
5265 split_stack_adjust for executable sections in split_stack
5266 objects. Pass reloc_map to relocate_section.
5267 (Sized_relobj::split_stack_adjust): New function.
5268 (Sized_relobj::split_stack_adjust_reltype): New function.
5269 (Sized_relobj::find_functions): New function.
5270 * target-reloc.h: Include "object.h".
5271 (relocate_section): Add reloc_symbol_changes parameter. Change
5273 * target.h (class Target): Add calls_non_split method. Declare
5274 do_calls_non_split virtual method. Declare match_view and
5276 * target.cc: Include "elfcpp.h".
5277 (Target::do_calls_non_split): New function.
5278 (Target::match_view): New function.
5279 (Target::set_view_to_nop): New function.
5280 * gold.cc (queue_middle_tasks): Give an error if mixing
5281 split-stack and non-split-stack objects with -r.
5282 * i386.cc (Target_i386::relocate_section): Add
5283 reloc_symbol_changes parameter.
5284 (Target_i386::do_calls_non_split): New function.
5285 * x86_64.cc (Target_x86_64::relocate_section): Add
5286 reloc_symbol_changes parameter.
5287 (Target_x86_64::do_calls_non_split): New function.
5288 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5290 * powerpc.cc (Target_powerpc::relocate_section): Add
5291 reloc_symbol_changes parameter.
5292 * sparc.cc (Target_sparc::relocate_section): Add
5293 reloc_symbol_changes parameter.
5294 * configure.ac: Call AM_CONDITIONAL for the default target.
5295 * configure: Rebuild.
5296 * testsuite/Makefile.am (TEST_AS): New variable.
5297 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5298 (check_DATA): Add split_i386 and split_x86_64 files.
5299 (SPLIT_DEFSYMS): Define.
5300 (split_i386_[1234n].o): New targets.
5301 (split_i386_[124]): New targets.
5302 (split_i386_[1234r].stdout): New targets.
5303 (split_x86_64_[1234n].o): New targets.
5304 (split_x86_64_[124]): New targets.
5305 (split_x86_64_[1234r].stdout): New targets.
5306 (MOSTLYCLEANFILES): Add new executables.
5307 * testsuite/split_i386.sh: New file.
5308 * testsuite/split_x86_64.sh: New file.
5309 * testsuite/split_i386_1.s: New file.
5310 * testsuite/split_i386_2.s: New file.
5311 * testsuite/split_i386_3.s: New file.
5312 * testsuite/split_i386_4.s: New file.
5313 * testsuite/split_i386_n.s: New file.
5314 * testsuite/split_x86_64_1.s: New file.
5315 * testsuite/split_x86_64_2.s: New file.
5316 * testsuite/split_x86_64_3.s: New file.
5317 * testsuite/split_x86_64_4.s: New file.
5318 * testsuite/split_x86_64_n.s: New file.
5319 * testsuite/testfile.cc (Target_test): Update relocation_section
5321 * testsuite/Makefile.in: Rebuild.
5323 2009-10-06 Ian Lance Taylor <iant@google.com>
5325 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5326 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5327 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5328 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5329 the address on ldo_addrs_.
5330 (Target_i386::Relocate::fix_up_ldo): New function.
5332 2009-10-06 Rafael Espindola <espindola@google.com>
5334 * plugin.cc (add_input_library): New.
5335 (Plugin::load): Add add_input_library to tv.
5336 (Plugin_manager::add_input_file): Add the is_lib argument.
5337 (add_input_file): Update call to Plugin_manager::add_input_file.
5338 (add_input_library): New.
5339 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5341 2009-09-30 Doug Kwan <dougkwan@google.com>
5343 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5344 symbol and call Symbol::may_need_copy_reloc to determine if
5345 a copy reloc is needed.
5346 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5347 nocopyreloc is given in command line.
5348 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5349 given in command line.
5350 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5351 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5352 of the removed Target_i386::may_need_copy_reloc.
5353 * options.h (copyreloc): New option with default value false.
5354 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5355 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5356 instead of the removed Target_powerpc::may_need_copy_reloc.
5357 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5358 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5359 instead of the removed Target_sparc::may_need_copy_reloc.
5360 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5361 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5362 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5363 instead of the removed Target_x86_64::may_need_copy_reloc.
5365 2009-09-30 Ian Lance Taylor <iant@google.com>
5367 * object.h (class Object): Remove target_ field, and target,
5368 sized_target, and set_target methods.
5369 (Object::sized_target): Remove.
5370 (class Sized_relobj): Update declarations. Remove sized_target.
5371 * object.cc (Sized_relobj::setup): Remove target parameter.
5373 (Input_objects::add_object): Don't do anything with the target.
5374 (make_elf_sized_object): Add punconfigured parameter. Change all
5375 callers. Set or test parameter target.
5376 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5378 * parameters.cc (Parameters::set_target): Change parameter type to
5380 (Parameters::default_target): Remove.
5381 (set_parameters_target): Change parameter type to be non-const.
5382 (parameters_force_valid_target): New function.
5383 (parameters_clear_target): New function.
5384 * parameters.h (class Parameters): Update declarations. Remove
5385 default_target method. Add sized_target and clear_target
5386 methods. Change target_ to be non-const.
5387 (set_parameters_target): Update declaration.
5388 (parameters_force_valid_target): Declare.
5389 (parameters_clear_target): Declare.
5390 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5391 as NULL if we aren't searching.
5392 (Add_symbols::run): Don't check for compatible target.
5393 * fileread.cc (Input_file::open_binary): Call
5394 parameters_force_valid_target.
5395 * gold.cc (queue_middle_tasks): Likewise.
5396 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5397 set_target on object.
5398 * dynobj.h (class Sized_dynobj): Update declarations.
5399 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5400 make_elf_object returns NULL.
5401 (Archive::include_member): Don't check whether object target is
5403 * output.cc (Output_section::add_input_section): Get target from
5405 (Output_section::relax_input_section): Likewise.
5406 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5408 (Sized_relobj::do_scan_relocs): Likewise.
5409 (Sized_relobj::relocate_sections): Likewise.
5410 * resolve.cc (Symbol_table::resolve): Likewise.
5411 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5412 parameter. Change all callers.
5413 (Symbol_table::add_from_object): Get target from parameters.
5414 (Symbol_table::add_from_relobj): Don't check object target.
5415 (Symbol_table::add_from_dynobj): Likewise.
5416 (Symbol_table::define_special_symbol): Get target from
5418 * symtab.h (class Symbol_table): Update declaration.
5419 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5420 parameter. Change all callers. Clear parameter target.
5421 (Binary_test): Test target here.
5422 * testsuite/object_unittest.cc (gold_testsuite): Remove
5423 target_test_pointer parameter. Change all callers.
5424 (Object_test): Test target here.
5426 2009-09-26 Ian Lance Taylor <iant@google.com>
5428 * testsuite/initpri1.c: Don't try to use constructor priorities if
5429 compiling with gcc before 4.3.
5431 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5433 * testsuite/retain_symbols_file_test.sh (check_present): Change
5434 output file name to retain_symbols_file_test.stdout.
5435 (check_absent): Likewise.
5437 2009-09-18 Craig Silverstein <csilvers@google.com>
5439 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5440 * options.cc: Include <cerrno> and <fstream>.
5441 (General_options::finalize): Parse -retain-symbols-file tag.
5442 * options.h: New flag.
5443 (General_options): New method should_retain_symbol, new
5444 variable symbols_to_retain.
5445 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5446 should_retain_symbol map.
5447 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5448 * testsuite/Makefile.in: Regenerate.
5449 * testsuite/retain_symbols_file_test.sh: New file.
5451 2009-09-18 Nick Clifton <nickc@redhat.com>
5453 * po/es.po: Updated Spanish translation.
5455 2009-09-17 Doug Kwan <dougkwan@google.com>
5457 * debug.h (DEBUG_RELAXATION): New constant.
5458 (DEBUG_ALL): Add DEBUG_RELAXATION.
5459 (debug_string_to_enum): Add relaxation debug option.
5461 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5462 Layout::Relaxation_debug_check::read_sections,
5463 Layout::Relaxation_debug_check::read_sections): New method definitions.
5464 (Layout::Layout): Initialize data members
5465 record_output_section_data_from_scrips_,
5466 script_output_section_data_list_ and relaxation_debug_check_.
5467 (Layout::save_segments, Layout::restore_segments,
5468 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5469 Layout::relaxation_loop_body): New method definitions.
5470 (Layout::finalize): Support relaxation. Move section layout code to
5471 Layout::relaxation_loop_body.
5472 (Layout::set_asection_address_from_script): Move code for orphan
5473 section placement out.
5474 (Layout::place_orphan_sections_in_script): New method definition.
5475 * layout.h (Output_segment_headers, Output_file_header):
5476 New forward class declarations.
5477 (Layout::~Layout): Define.
5478 (Layout::new_output_section_data_from_script): New method definition.
5479 (Layout::place_orphan_sections_in_script): New method declaration.
5480 (Layout::Segment_states): New type declaration.
5481 (Layout::save_segments, Layout::restore_segments,
5482 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5483 Layout::relaxation_loop_body): New method declarations.
5484 (Layout::Output_section_data_list): New type declaration.
5485 (Layout::Relaxation_debug_check): New class definition.
5486 (Layout::record_output_section_data_from_script_,
5487 Layout::script_output_section_data_list_, Layout::segment_states_,
5488 Layout::relaxation_debug_check_): New data members.
5489 * output.cc: (Output_section_headers::do_size): New method definition.
5490 (Output_section_headers::Output_section_headers): Move size
5491 computation to Output_section_headers::do_size.
5492 (Output_segment_headers::do_size): New method definition.
5493 (Output_file_header::Output_file_header): Move size computation to
5494 Output_file_header::do_size and call it.
5495 (Output_file_header::do_size): New method definition.
5496 (Output_data_group::Output_data_group): Adjust call to
5497 Output_section_data.
5498 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5499 (Output_symtab_xindex::do_write): Add array bound check.
5500 (Output_section::Input_section::print_to_mapfile): Handle
5501 RELAXED_INPUT_SECTION_CODE.
5502 (Output_section::Output_section): Initialize data member checkpoint_.
5503 (Output_section::~Output_section): Delete checkpoint object pointed
5505 (Output_section::add_input_section): Always add an Input_section if
5507 (Output_section::add_merge_input_section): Add assert.
5508 (Output_section::relax_input_section): New method definition.
5509 (Output_section::set_final_data_size): Set load address to zero for
5510 an unallocated section.
5511 (Output_section::do_address_and_file_offset_have_reset_values):
5512 New method definition.
5513 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5514 Handle relaxed input section.
5515 (Output_section::sort_attached_input_sections): Checkpoint input
5516 section list lazily.
5517 (Output_section::get_input_sections): Change type of input_sections to
5518 list of Simple_input_section pointers. Checkpoint input section list
5519 lazily. Also handle relaxed input sections.
5520 (Output_section::add_input_section_for_script): Take a reference to
5521 a Simple_input_section object instead of Relobj pointer and section
5522 index as parameter. Handle relaxed input sections.
5523 (Output_section::save_states, Output_section::restore_states): New
5525 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5526 (Output_data::is_data_size_fixed): New method definition.
5527 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5529 (Output_data::address_and_file_offset_have_reset_values): New method
5531 (Output_data::do_address_and_file_offset_have_reset_values): New method
5533 (Output_data::set_data_size): Check that data size is not fixed.
5534 (Output_data::fix_data_size): New method definition.
5535 (Output_data::is_data_size_fixed_): New data member.
5536 (Output_section_headers::set_final_data_size): New method definition.
5537 (Output_section_headers::do_size): New method declaration.
5538 (Output_segment_headers::set_final_data_size): New method definition.
5539 (Output_segment_headers::do_size): New method declaration.
5540 (Output_file_header::set_final_data_size)::New method definition.
5541 (Output_file_header::do_size)::New method declaration.
5542 (Output_section_data::Output_section_data): Add new parameter
5543 is_data_size_fixed and use it to fix data size.
5544 (Output_data_const::Output_data_const): Adjust call to base class
5545 constructor and fix data size.
5546 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5547 base class constructor and fix data size.
5548 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5549 base class constructor and fix data size.
5550 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5551 class constructor and fix data size.
5552 (Output_data_group::set_final_data_size): New method definition.
5553 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5554 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5555 class constructor and fix data size.
5556 (Output_relaxed_input_section): New class definition.
5557 (Output_section::Simple_input_section): New class definition.
5558 (Output_section::get_input_sections): Adjust parameter list.
5559 (Output_section::add_input_section_for_script): Same.
5560 (Output_section::save_states, Output_section::restore_states,
5561 Output_section::do_address_and_file_offset_have_reset_values,
5562 (Output_section::Input_section::Input_section): Handle
5563 RELAXED_INPUT_SECTION_CODE. Add new overload for
5564 Output_relaxed_input_section.
5565 (Output_section::Input_section::is_input_section,
5566 Output_section::Input_section::set_output_section): Handle relaxed
5568 (Output_section::Input_section::is_relaxed_input_section,
5569 Output_section::Input_section::output_section_data,
5570 Output_section::Input_section::relaxed_input_section): New method
5572 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5574 (Output_section::Input_section::u1_): Update comments.
5575 (Output_section::Input_section::u2_): Add new union member poris.
5576 (Output_section::Checkpoint_output_section): New classs definition.
5577 (Output_section::relax_input_section): New method declaration.
5578 (Output_section::checkpoint_): New data member.
5579 (Output_segment): Update comments.
5580 (Output_segment::Output_segment): Un-privatize copy constructor.
5581 (Output_segment::operator=): Un-privatize.
5582 * script-sections.cc (Output_section_element::Input_section_list):
5583 Change element type to Output_section::Simple_input_section.
5584 (Output_section_element_dot_assignment::set_section_addresses):
5585 Register output section data for relaxation clean up.
5586 (Output_data_exression::Output_data_expression): Adjust call to base
5587 constructor to fix data size.
5588 (Output_section_element_data::set_section_addresses): Register
5589 Output_data_expression object for relaxation clean up.
5590 (struct Input_section_info): Replace Relobj pointer and section index
5591 pair with Output_section::Simple_input_section and Convert struct to a
5593 (Input_section_sorter::operator()): Adjust access to
5594 Input_section_info data member to use accessors.
5595 (Output_section_element_input::set_section_addresses): Use layout
5596 parameter. Adjust code to use Output_section::Simple_input_section
5597 and Input_secction_info classes. Register filler for relaxation
5599 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5600 and section index pair with Output_section::Simple_input_section
5601 class. Adjust code accordingly.
5602 (Phdrs_element::release_segment): New method definition.
5603 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5605 (Script_sections::release_segments): New method definition.
5606 * gold/script-sections.h (Script_sections::release_segments): New
5608 * gold/target.h (Target::may_relax, Target::relax,
5609 Target::do_may_relax, Target::do_relax): New method definitions.
5611 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5613 * arm.cc (has_signed_unsigned_overflow): New function.
5614 (Arm_relocate_functions::abs8): New function.
5615 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5616 (Target_arm::Scan::global): Likewise.
5617 (Target_arm::relocate::relocate): Likewise.
5618 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5621 2009-09-16 Cary Coutant <ccoutant@google.com>
5623 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5624 * testsuite/Makefile.in: Regenerate.
5626 2009-09-11 Nick Clifton <nickc@redhat.com>
5628 * po/gold.pot: Updated by the Translation project.
5630 2009-09-08 Cary Coutant <ccoutant@google.com>
5632 * output.cc (Output_file::open): Add execute permission to empty file.
5633 * testsuite/Makefile.am (permission_test): New test.
5634 * testsuite/Makefile.in: Regenerate.
5636 2009-09-02 Ian Lance Taylor <iant@google.com>
5638 * output.cc (Output_file::resize): Call map_no_anonymous rather
5641 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5643 * gold.cc: Include "incremental.h".
5644 (queue_initial_tasks): Call Incremental_checker methods.
5645 * incremental.cc: Include "output.h".
5646 (Incremental_checker::can_incrementally_link_output_file): New
5648 * incremental.h (Incremental_checker): New class.
5650 * output.cc (Output_file::open_for_modification): New method.
5651 (Output_file::map_anonymous): Changed return type to bool. Record
5653 (Output_file::map_no_anonymous): New method, broken out of map.
5654 (Output_file::map): Use map_no_anonymous and map_anonymous.
5655 * output.h (class Output_file): Update declarations.
5657 2009-08-24 Cary Coutant <ccoutant@google.com>
5659 * options.h (Command_line::Pre_options): New class.
5660 (Command_line::pre_options): New member.
5661 * options.cc (gold::options::ready_to_register): New variable.
5662 (One_option::register_option): Do nothing if not registering options.
5663 Assert if same short option registered twice.
5664 (General_options::General_options): Turn off option registration when
5666 (Command_line::Pre_options::Pre_options): New constructor.
5668 2009-08-24 Cary Coutant <ccoutant@google.com>
5670 * options.h (General_options::no_keep_memory): Remove incorrect
5673 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5675 * Makefile.am (am__skiplex, am__skipyacc): New.
5676 * Makefile.in: Regenerate.
5678 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5680 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5681 (INCLUDES): ... this.
5682 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5683 (AM_CPPFLAGS): Renamed from ...
5684 (INCLUDE): ... this.
5685 * Makefile.in, testsuite/Makefile.in: Regenerate.
5687 * Makefile.in: Regenerate.
5688 * aclocal.m4: Likewise.
5689 * config.in: Likewise.
5690 * configure: Likewise.
5691 * testsuite/Makefile.in: Likewise.
5693 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5694 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5695 * Makefile.in: Regenerate.
5696 * testsuite/Makefile.in: Regenerate.
5698 2009-08-19 Cary Coutant <ccoutant@google.com>
5700 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5701 symbols in shared libraries overridden by hidden or internal symbols
5702 in the main program.
5704 2009-08-19 Chris Demetriou <cgd@google.com>
5706 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5707 checking source file names in error messages.
5709 2009-08-18 Doug Kwan <dougkwan@google.com>
5711 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5712 an elcpp::Ehdr as parameter. Adjust call to set_target.
5713 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5714 an elfcpp::Ehdr as parameter.
5715 * object.cc (Object::set_target): Remove the version that looks up
5716 a target and sets it.
5717 (Sized_relobj::setup): Take a Target object instead of
5718 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5719 (make_elf_sized_object): Find target and ask target to
5721 * object.h: (Object::set_target): Remove the version that looks up
5722 a target and sets it.
5723 (Sized_relobj::setup): Take a Target object instead of
5724 an elfcpp:Ehdr as parameter.
5725 * target.cc: Include dynobj.h.
5726 (Target::do_make_elf_object_implementation): New.
5727 (Target::do_make_elf_object): New.
5728 * target.h (Target::make_elf_object): New template declaration.
5729 (Target::do_make_elf_object): New method declarations.
5730 (Target::do_make_elf_object_implementation): New template declaration.
5732 2009-08-14 Ian Lance Taylor <iant@google.com>
5734 * gold.h (FUNCTION_NAME): Define.
5735 (gold_unreachable): Use FUNCTION_NAME.
5737 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5739 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5740 symbol in the --keep-unique list is not found.
5742 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5744 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5745 been maked as --keep-unique.
5746 (Icf::unfold_section): New function.
5747 * icf.h (Icf::unfold_section): New function.
5748 * options.h (General_options::keep_unique): New option.
5749 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5750 * testsuite/Makefile.in: Regenerate.
5751 * testsuite/icf_keep_unique_test.sh: New file.
5752 * testsuite/icf_keep_unique_test.cc: New file.
5754 2009-08-12 Cary Coutant <ccoutant@google.com>
5757 * resolve.cc (Symbol_table::resolve): Check for references from
5758 dynamic objects to hidden and internal symbols.
5759 * testsuite/Makefile.am (hidden_test.sh): New test.
5760 * testsuite/Makefile.in: Regenerate.
5761 * testsuite/hidden_test.sh: New script.
5762 * testsuite/hidden_test_1.c: New test source.
5763 * testsuite/hidden_test_main.c: New test source.
5765 2009-08-11 Doug Kwan <dougkwan@google.com>
5767 * arm.cc: Update comments.
5768 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5769 segment to locate the .ARM.exidx section if present.
5771 2009-08-09 Doug Kwan <dougkwan@google.com>
5773 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5776 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5777 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5780 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5782 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5783 valid tls_segment only for non-debug-section relocations.
5784 * testsuite/Makefile.am: Add gc_tls_test.
5785 * testsuite/Makefile.in: Regenerate.
5786 * testsuite/gc_tls_test.cc: New file.
5787 * testsuite/gc_tls_test.sh: New file.
5789 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5793 * Makefile.am (CCFILES): Add icf.cc.
5795 * Makefile.in: Regenerate.
5796 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5797 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5798 section, symbol and addend information for the relocs.
5799 * gold.cc (queue_middle_tasks): Call identical code folding.
5800 * gold.h: Add defines for multimap.
5801 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5802 to the call of finalize_local_symbols.
5803 * main.cc (main): Create object of class Icf.
5804 * object.cc (Sized_relobj::do_layout): Allow this function to be
5805 called twice during icf.
5806 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5807 to sections marked as identical by icf.
5808 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5810 (Sized_relobj::do_section_entsize): New function.
5811 * object.h (Object::section_entsize): New function.
5812 (Object::do_section_entsize): New pure virtual function.
5813 (Relobj::finalize_local_symbols): Add new parameter.
5814 (Relobj::do_section_entsize): New function.
5815 * options.h (General_options::icf): New option.
5816 (General_options::icf_iterations): New option.
5817 (General_options::print_icf_sections): New option.
5818 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5819 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5820 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5822 * symtab.cc (Symbol_table::is_section_folded): New function.
5823 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5824 to sections marked as identical by icf.
5825 * symtab.h (Symbol_table::set_icf): New function.
5826 (Symbol_table::icf): New function.
5827 (Symbol_table::is_section_folded): New function.
5828 (Symbol_table::icf_): New data member.
5829 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5830 * testsuite/Makefile.am: Add commands to build icf_test.
5831 * testsuite/Makefile.in: Regenerate.
5832 * testsuite/icf_test.sh: New file.
5833 * testsuite/icf_test.cc: New file.
5835 2009-07-24 Chris Demetriou <cgd@google.com>
5837 * layout.cc (is_compressible_debug_section): Fix incorrect
5838 comment about compressed section names.
5840 2009-07-20 Ian Lance Taylor <ian@airs.com>
5843 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5845 2009-07-16 Ian Lance Taylor <iant@google.com>
5848 * layout.h: #include <map>.
5849 (class Kept_section): Change from struct to class. Add accessors
5850 and setters. Add section size to Comdat_group mapping. Change
5851 Comdat_group to std::map. Add is_comdat_ field. Add
5852 linkonce_size field in union.
5853 (class Layout): Update declaration of find_or_add_kept_section.
5854 Don't declare find_kept_object.
5855 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5856 parameter. Add object, shndx, is_comdat, and is_group_name
5857 parameters. Change all callers. Adjust for new Kept_section.
5858 (Layout::find_kept_object): Remove.
5859 * object.cc (Sized_relobj::include_section_group): Update use of
5860 Kept_section. Rename secnum to shndx. Only record
5861 Kept_comdat_section if sections are the same size.
5862 (Sized_relobj::include_linkonce_section): Update use of
5863 Kept_section. Only record Kept_comdat_section if sections are the
5864 same size. Set size of linkonce section.
5865 (Sized_relobj::map_to_kept_section): Update call to
5866 get_kept_comdat_section.
5867 * object.h (class Sized_relobj): Rename fields in
5868 Kept_comdat_section to drop trailing underscores; change object
5869 field to Relobj*. Change Kept_comdat_section_table to store
5870 struct rather than pointer.
5871 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5872 Add kept_object and kept_shndx parameters. Change all callers.
5873 (Sized_relobj::get_kept_comdat_section): Change return type to
5874 bool. Add kept_object and kept_shndx parameters. Change all
5876 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5877 Layout::find_or_add_kept_section.
5879 2009-07-09 Ian Lance Taylor <iant@google.com>
5881 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5882 Reserve space in the hash table.
5884 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5886 * fileread.cc (File_read::get_mtime): New method.
5887 * fileread.h (Timespec): New structure.
5888 (File_read::get_mtime): New method.
5889 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5890 Renamed from timestamp_nsec.
5891 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5893 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5895 (Incremental_inputs::report_archive): Save mtime; style fix.
5896 (Incremental_inputs::report_obejct): Save mtime; style fix.
5897 (Incremental_inputs::report_script): Save mtime; style fix.
5898 (Incremental_inputs::finalize_inputs): Style fix.
5899 (Incremental_inputs::finalize): Style fix.
5900 (Incremental_inputs::create_input_section_data): Store inputs
5902 * incremental.h (Incremental_inputs::report_script): Add mtime
5904 (Incremental_inputs::Input_info::Input_info): Intialize only one
5906 (Incremental_inputs::Input_info::archive): Move to nameless
5908 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5909 (Incremental_inputs::Input_info::script): Move to nameless union.
5910 (Incremental_inputs::mtime): New field.
5911 * script.cc (read_input_script): Pass file mtime to
5913 * script.h (Script_info::inputs): Style fix.
5915 2009-07-01 Ian Lance Taylor <ian@airs.com>
5917 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5920 2009-06-24 Ian Lance Taylor <iant@google.com>
5923 * layout.cc (Layout::choose_output_section): If we find an
5924 existing section, update the flags.
5925 (Layout::create_notes): New function, broken out of
5927 (Layout::finalize): Don't create note sections.
5928 (Layout::create_note): Don't crash if linker script discards
5930 (Layout::create_gold_note): Likewise.
5931 (Layout::create_build_id): Likewise. Don't set
5932 after_input_sections on the section.
5933 (Layout::create_executable_stack_info): Remove target parameter.
5935 * layout.h (class Layout): Declare create_notes. Update
5936 declaration of create_executable_stack_info.
5937 * gold.cc (queue_middle_tasks): Call create_notes.
5938 * output.cc (Output_section::update_flags_for_input_section): Move
5939 here from output.h. If SHF_ALLOC flag is newly set, mark address
5941 * output.h (Output_data::mark_address_invalid): New function.
5942 (class Output_section): Only declare, not define,
5943 update_flags_for_input_section. Remove set_flags.
5945 2009-06-24 Ian Lance Taylor <iant@google.com>
5947 * script-sections.cc (Output_section_definition::
5948 set_section_addresses): Rename shadowing local load_address to
5951 2009-06-24 Ian Lance Taylor <iant@google.com>
5954 * reloc.cc (relocate_sections): Skip empty relocation sections.
5956 2009-06-23 Ian Lance Taylor <iant@google.com>
5959 * layout.cc (Layout::create_note): Use choose_output_section
5960 rather than make_output_section.
5962 2009-06-23 Ian Lance Taylor <iant@google.com>
5965 * options.cc (General_options::parse_V): Set printed_version_.
5966 (General_options::General_options): Initialize printed_version_.
5967 * options.h (class General_options): Add printed_version_ field.
5968 * gold.cc (queue_initial_tasks): If there are no input files,
5969 don't give a fatal error if we printed the version information.
5970 (queue_middle_tasks): If using -r with a shared object, give a
5971 fatal error rather than an ordinary error.
5973 2009-06-23 Ian Lance Taylor <iant@google.com>
5976 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5977 (Layout::make_output_section): Set have_stabstr_section_ if we see
5978 a .stab*str section.
5979 (Layout::finalize): Call link_stabs_sections.
5980 (Layout::link_stabs_sections): New file.
5981 * layout.h (class Layout): Add have_stabstr_section_ field.
5982 Declare link_stabs_sections.
5984 2009-06-23 Doug Kwan <dougkwan@google.com>
5986 * Makefile.am (libgold_a_LIBADD): New.
5987 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5988 * Makefile.in: Regenerate.
5989 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5990 * configure: Regenerate.
5991 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5992 * fileread.cc: Include sys/state.h
5993 * gold.h: Declare memmem and strndup if found missing.
5994 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5996 2009-06-23 Ian Lance Taylor <iant@google.com>
5998 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5999 * configure: Rebuild.
6001 2009-06-23 Ian Lance Taylor <iant@google.com>
6004 * object.cc (Object::section_contents): Don't try to get a view if
6005 the section has length zero.
6006 (Object::handle_gnu_warning_section): If the section is empty, use
6007 the name of the section as the warning.
6009 2009-06-23 Ian Lance Taylor <iant@google.com>
6012 * stringpool.h (class Stringpool_template): Add optimize_ field.
6013 (Stringpool_template::set_optimize): New function.
6014 * stringpool.cc (Stringpool_template::Stringpool_template):
6015 Initialize optimize_ field.
6016 (Stringpool_template::set_string_offsets): Test local optimize
6017 fild rather than parameter.
6018 * layout.cc (Layout::Layout): Call set_optimize on the section
6021 2009-06-22 Ian Lance Taylor <iant@google.com>
6024 * yyscript.y: Parse TARGET.
6025 * script.cc (script_set_target): New function.
6026 * script-c.h (script_set_target): Declare.
6027 * options.cc (General_options::string_to_object_format): Rename
6028 from string_to_object_format in anonymous namespace. Change
6030 * options.h (class General_options): Declare
6031 string_to_object_format.
6033 2009-06-22 Ian Lance Taylor <iant@google.com>
6035 * script-sections.cc (Script_sections::create_segments): Don't put
6036 program headers in a PT_LOAD segment if -n or -N.
6038 2009-06-22 Ian Lance Taylor <iant@google.com>
6041 * options.h (class General_options): Add -z lazy and -z now. Sort
6042 -z options into alphabetical order.
6043 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6045 2009-06-21 Ian Lance Taylor <iant@google.com>
6047 * layout.cc (Layout::make_output_section): Call
6048 Target::new_output_section.
6049 (Layout::attach_allocated_section_to_segment): Put large section
6050 sections in a separate load segment with the large segment flag
6052 (Layout::segment_precedes): Sort large data segments after other
6054 (align_file_offset): New static function.
6055 (Layout::set_segment_offsets): Use align_file_offset.
6056 * output.h (class Output_section): Add is_small_section_ and
6057 is_large_section_ fields.
6058 (Output_section::is_small_section): New function.
6059 (Output_section::set_is_small_section): New function.
6060 (Output_section::is_large_section): New function.
6061 (Output_section::set_is_large_section): New function.
6062 (Output_section::is_large_data_section): New function.
6063 (class Output_segment): Add is_large_data_segment_ field.
6064 (Output_segment::is_large_data_segment): New function.
6065 (Output_segment::set_is_large_data_segment): New function.
6066 * output.cc (Output_section::Output_section): Initialize new
6068 (Output_segment::Output_segment): Likewise.
6069 (Output_segment::add_output_section): Add assertion that large
6070 data sections always go in large data segments. Force small data
6071 sections to the end of the list of data sections. Force small BSS
6072 sections to the start of the list of BSS sections. For large BSS
6073 sections to the end of the list of BSS sections.
6074 * symtab.h (class Symbol): Declare is_common_shndx.
6075 (Symbol::is_defined): Check Symbol::is_common_shndx.
6076 (Symbol::is_common): Likewise.
6077 (class Symbol_table): Define enum Commons_section_type. Update
6078 declarations. Add small_commons_ and large_commons_ fields.
6079 * symtab.cc (Symbol::is_common_shndx): New function.
6080 (Symbol_table::Symbol_table): Initialize new fields.
6081 (Symbol_table::add_from_object): Put small and large common
6082 symbols in the right list.
6083 (Symbol_table::sized_finalized_symbol): Check
6084 Symbol::is_common_shndx.
6085 (Symbol_table::sized_write_globals): Likewise.
6086 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6087 common symbol lists. Don't call do_allocate_commons_list if the
6089 (Symbol_table::do_allocate_commons_list): Remove is_tls
6090 parameter. Add comons_section_type parameter. Change all
6091 callers. Handle small and large common symbols.
6092 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6093 Symbol::is_common_shndx.
6094 * resolve.cc (symbol_to_bits): Likewise.
6095 * target.h (Target::small_common_shndx): New function.
6096 (Target::small_common_section_flags): New function.
6097 (Target::large_common_shndx): New function.
6098 (Target::large_common_section_flags): New function.
6099 (Target::new_output_section): New function.
6100 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6101 small_common_section_flags, and large_common_section_flags
6103 (Target::do_new_output_section): New virtual function.
6104 * arm.cc (Target_arm::arm_info): Initialize new fields.
6105 * i386.cc (Target_i386::i386_info): Likewise.
6106 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6108 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6109 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6110 (Target_x86_64::do_new_output_section): New function.
6111 * configure.ac: Define conditional MCMODEL_MEDIUM.
6112 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6113 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6114 (large_LDFLAGS): Define.
6115 * testsuite/large.c: New file.
6116 * testsuite/testfile.cc (Target_test::test_target_info):
6117 Initialize new fields.
6118 * configure, testsuite/Makefile.in: Rebuild.
6120 2009-06-05 Doug Kwan <dougkwan@google.com>
6122 * Makefile.am (CCFILES): Add target.cc.
6123 * Makefile.in: Regenerate.
6124 * i386.cc (class Target_i386): Define new virtual method to
6125 override do_is_local_label_name in parent.
6126 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6127 local symbols if --discard-locals or -X is given.
6128 * options.h (class General_options): Declare new options
6129 '--discard-locals' and '-X' for discarding locals.
6130 * target.h (class Target): Define new methods is_local_label_name.
6131 Declare new virtual method do_is_local_label_name.
6132 * target.cc: New file.
6133 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6134 (check_SCRIPTS): Add discard_locals_test.sh.
6135 (check_DATA): Add discard_local_tests.syms.
6136 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6137 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6138 * testsuite/Makefile.in: Regenerate.
6139 * testsuite/discard_locals_test.c: New file.
6140 * testsuite/discard_locals_test.sh: Same.
6142 2009-06-05 Doug Kwan <dougkwan@google.com>
6144 * object.cc (Sized_relobj::Sized_relobj): Initialize
6145 discarded_eh_frame_shndx_ to -1U.
6146 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6148 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6149 a discarded .eh_frame section.
6150 (Sized_relobj::do_finalize_local_symbols): Ditto.
6151 * object.h (class Sized_relobj): Declare new member
6152 discarded_eh_frame_shndx_.
6153 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6154 (local_labels_test.o, local_labels_test): New rules.
6155 * testsuite/Makefile.in: Regenerate.
6157 2009-06-04 Doug Kwan <dougkwan@google.com>
6159 * layout.cc (Layout::section_name_mapping): Add mapping for
6160 special ARM sections.
6162 2009-06-03 Doug Kwan <dougkwan@google.com>
6164 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6165 (utils::has_overflow): Same.
6167 2009-06-03 Ian Lance Taylor <iant@google.com>
6169 * layout.cc (Layout::section_name_mapping): New array, replacing
6170 Layout::linkonce_mapping.
6171 (Layout::section_name_mapping_count): New variable, replacing
6172 Layout::linkonce_mapping_count.
6173 (Layout::linkonce_output_name): Remove.
6174 (Layout::output_section_name): Rewrite.
6175 * layout.h (class Layout): Rename Linkonce_mapping to
6176 Section_name_mapping, linkonce_mapping to section_name_mapping,
6177 linkonce_mapping_count to section_name_mapping_count. Don't
6178 declare linkonce_output_name.
6180 2009-06-03 Doug Kwan <dougkwan@google.com>
6182 * gold/arm.cc (namespace utils): New.
6183 (Target_arm::reloc_is_non_pic): Define new method.
6184 (class Arm_relocate_functions): New.
6185 (Target_arm::Relocate::relocate): Handle relocation types used by
6188 2009-06-03 Ian Lance Taylor <iant@google.com>
6190 * arm.cc (Target_arm::scan::global): Use || instead of |.
6192 2009-06-02 Doug Kwan <dougkwan@google.com>
6194 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6195 issued_non_pic_error_.
6196 (class Target_arm::Scan): Declare new method check_non_pic.
6197 Define new method symbol_needs_plt_entry.
6198 Declare new data member issued_non_pic_error_.
6199 (class Target_arm::Relocate): Declare new method
6200 should_apply_static_reloc.
6201 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6202 (Target_arm::Scan::check_non_pic): Define new method.
6203 (Target_arm::Scan::local): Handle a small subset of reloc types used
6205 (Target_arm::Scan::local): Same.
6206 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6208 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6210 * incremental.cc (Incremental_inputs::report_command_line): Filter
6211 out --incremental-* options.
6213 2009-05-29 Doug Kwan <dougkwan@google.com>
6215 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6217 (class Target_arm): Update comment.
6218 (Target_arm::Target_arm): Initialize new data members GOT_,
6219 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6220 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6221 and Target_arm::rel_dyn_section.
6222 Declare new_enum Target_arm::Got_type.
6223 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6225 Update commments for member do_dynsym_value.
6226 (Target_arm::got_size, Target_arm::plt_section,
6227 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6228 new methods inside class defintion.
6229 (Target_arm::got_section): Define new method.
6230 (Target_arm::rel_dyn_section): Same.
6231 (Output_data_plt_arm): New template class.
6232 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6233 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6234 (Output_data_plt_arm::add_entry): Same.
6235 (Output_data_plt_arm::first_plt_entry): Define new
6236 static data member for PLT instruction template.
6237 (Output_data_plt_arm::plt_entry): Same.
6238 (Output_data_plt_arm::do_write): Define new method.
6239 (Target_arm::make_plt_entry): Same.
6240 (Target_arm::do_finalize_sections): Same.
6241 (Target_arm::do_dynsym_value): Same.
6243 2009-05-28 Doug Kwan <dougkwan@google.com>
6245 * Makefile.am (TARGETSOURCES): Add arm.cc.
6246 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6247 * Makefile.in: Regenerate.
6249 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6251 2009-05-26 Doug Kwan <dougkwan@google.com>
6253 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6254 (General_options::check_excluded_libs): Strip off directories in
6255 archive name before matching like GNU ld does.
6256 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6257 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6258 (exclude_libs_test_LDFLAGS): Add linker option
6259 -Wl,--exclude-libs,libexclude_libs_test_3
6260 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6261 an explicit archive without using -l.
6262 (alt/libexclude_libs_test_3.a): New make rule.
6263 * testsuite/Makefile.in: Regenerate.
6264 * testsuite/exclude_libs_test.c : Declare lib3_default().
6266 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6267 * exclude_libs_test_3.c: New file.
6269 2009-05-26 Nick Clifton <nickc@redhat.com>
6271 * po/id.po: New Indonesian translation.
6272 * po/gold.pot: Updated template file.
6274 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6276 * testsuite/Makefile.am: Add -ffunction-sections to compile
6277 gc_comdat_test files. Add -Wl,--gc-sections to build
6279 * testsuite/Makefile.in: Regenerate.
6280 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6282 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6284 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6285 kept comdat section was garbage collected.
6286 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6287 * testsuite/Makefile.in: Regenerate.
6288 * testsuite/gc_comdat_test.sh: New file.
6289 * testsuite/gc_comdat_test_1.cc: New file.
6290 * testsuite/gc_comdat_test_2.cc: New file.
6292 2009-05-19 Doug Kwan <dougkwan@google.com>
6294 * archive.cc (Archive::Archive): Move constructor from archive.h
6295 to here. Initialize no_export_.
6296 (Archive::get_elf_object_for_member): Set no_export flag of object.
6297 * archive.h (Archive::Archive): Move constructor body to
6299 (Archive::no_export): New method.
6300 (Archive::no_export_): New field.
6301 * object.h (Object::Object): Initialize no_export_ to false.
6302 (Object::no_export, Object::set_no_export): New methods.
6303 (Object::no_export_): New field.
6304 * options.cc (General_options::parse_exclude_libs): New method.
6305 (General_options::check_excluded_libs) Same.
6306 * options.h (exclude_libs): New option.
6307 (General_options::check_excluded_libs): New method declaration.
6308 (General_options::excluded_libs_): New field.
6309 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6310 default or protected visibility if an object has no-export flag set.
6311 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6312 (check_SCRIPTS): Add exclude_libs_test.sh.
6313 (check_DATA): Add exclude_libs_test.syms.
6314 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6315 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6316 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6317 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6318 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6319 libexclude_libs_test_2.a): New rules.
6320 * testsuite/Makefile.in: Regenerate.
6321 * testsuite/exclude_libs_test.c: New file.
6322 * testsuite/exclude_libs_test.sh: Ditto.
6323 * testsuite/exclude_libs_test_1.c: Ditto.
6324 * testsuite/exclude_libs_test_2.c: Ditto.
6326 2009-05-15 Ian Lance Taylor <iant@google.com>
6328 * configure.ac: Check for declarations for cases where libiberty.h
6329 checks HAVE_DECL_xxx.
6330 * configure, config.in: Rebuild.
6332 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6334 * gold.h (Incremental_argument_list): Remove (invalid) forward
6336 * incremental.cc (Incremental_inputs::report_achive): New method.
6337 (Incremental_inputs::report_object): New method.
6338 (Incremental_inputs::report_script): New method.
6339 (Incremental_inputs::finalize_inputs): New method.
6340 (Incremental_inputs::finalize): Call finalize_inputs().
6341 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6342 Create inputs entries.
6343 * incremental.h (Incremental_input_type): New enum.
6344 (Incremental_inputs::Incremental_input): Initialize new fields.
6345 (Incremental_inputs::report_inputs): New method.
6346 (Incremental_inputs::report_achive): New method.
6347 (Incremental_inputs::report_object): New method.
6348 (Incremental_inputs::report_script): New method.
6349 (Incremental_inputs::finalize_inputs): New method.
6350 (Incremental_inputs::Input_info): New struct.
6351 (Incremental_inputs::Input_info_map): New typedef.
6352 (Incremental_inputs::lock_): New field.
6353 (Incremental_inputs::Inputs_): New field.
6354 (Incremental_inputs::Inputs_map): New field.
6355 * main.cc (main): Call Incremental_input::report_inputs.
6356 * options.h (Input_argument_list): Typedef moved from
6358 (Input_file_group::Files): Remove, use ::Input_argument_list.
6359 (Input_file_group::Input_argument_list): Remove, use
6360 ::Input_argument_list.
6361 * plugin.cc (Plugin_manager::add_input_file): Add error in
6363 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6365 * script.cc (read_input_script): Call
6366 Incremental_input::report_script.
6367 * script.h (Script_info): New class.
6369 2009-04-27 Ian Lance Taylor <iant@google.com>
6371 * x86_64.cc (do_adjust_output_section): Set entsize to
6374 2009-04-23 Elliott Hughes <enh@google.com>
6376 * output.cc (Output_file::close): After short writes, continue
6377 writing from the correct offset in the buffer being written.
6379 2009-04-23 Chris Demetriou <cgd@google.com>
6381 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6382 * configure: Regenerate.
6383 * config.in: Regenerate.
6384 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6385 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6387 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6389 * incremental.cc (Incremental_inputs_header_data): Renamed from
6390 Incremental_input_header_data.
6391 (Incremental_inputs_header_data::data_size): New field.
6392 (Incremental_inputs_header_data::put_input_file_count): Renamed
6393 from input_file_count.
6394 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6395 from command_line_offset.
6396 (Incremental_inputs_header_data::put_reserved): Renamed from
6398 (Incremental_inputs_entry_data): Renamed from
6399 Incremental_input_entry_data.
6400 (Incremental_inputs_entry_data::data_size): New field.
6401 (Incremental_inputs::report_command_line): New method.
6402 (Incremental_inputs::finalize): New method.
6403 (Incremental_inputs::create_incremental_inputs_data): New method.
6404 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6405 * incremental.h: New file.
6406 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6407 (Layout::finalize): Create incremental inputs section in
6409 (Layout::create_incremental_info_sections): New method.
6410 * layout.h (Layout::incremental_inputs): New method.
6411 (Layout::create_incremental_info_sections): New method.
6412 (Layout::incremental_inputs_): New field.
6413 * main.cc (main): Notify Incremental_input of the command line.
6415 2009-04-01 Ian Lance Taylor <iant@google.com>
6416 Mikolaj Zalewski <mikolajz@google.com>
6418 * gold.h (reserve_unordered_map): Define, three versions, one for
6419 each version of Unordered_map.
6420 * layout.cc (Layout::Layout): Remove options parameter. Add
6421 number_of_input_files parameter. Don't initialize options_.
6422 Initialize number_of_input_files_ and resized_signatures_. Move
6423 sections_are_attached_.
6424 (Layout::layout_group): Reserve space for group_signatures_.
6425 (Layout::find_or_add_kept_section): Change name parameter to be a
6426 reference. Resize signatures_ map when it gets large enough.
6427 (Layout::layout_eh_frame): Use parameters->options() instead of
6429 (Layout::make_output_section): Likewise.
6430 (Layout::attach_allocated_section_to_segment): Likewise.
6431 (Layout::finalize, Layout::create_executable_stack): Likewise.
6432 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6433 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6434 * layout.h (class Layout): Update declarations. Remove options_
6435 field. Add number_of_input_files_ and resized_signatures_
6436 fields. Move sections_are_attached_ field.
6437 * main.cc (main): Pass number of input files to Layout
6438 constructor. Don't pass options.
6440 2009-03-30 Ian Lance Taylor <iant@google.com>
6442 * ffsll.c (ffsll): Correct implementation.
6444 2009-03-27 Ian Lance Taylor <iant@google.com>
6446 * ffsll.c: New file.
6447 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6448 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6449 * ftruncate.c (ftruncate): Declare before definition.
6450 * mremap.c (mremap): Likewise.
6451 * pread.c (pread): Likewise.
6452 * configure, Makefile.in, config.in: Rebuild.
6454 * mremap.c: New file.
6455 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6456 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6457 (mremap): Declare if HAVE_MREMAP is not defined.
6458 * configure, Makefile.in, config.in: Rebuild.
6460 2009-03-27 Cary Coutant <ccoutant@google.com>
6462 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6463 position independent.
6464 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6465 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6467 2009-03-24 Cary Coutant <ccoutant@google.com>
6469 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6471 (needs_dynamic_reloc): Likewise.
6473 2009-03-24 Ian Lance Taylor <iant@google.com>
6475 * yyscript.y (file_cmd): Recognize EXTERN.
6476 (extern_name_list, extern_name_list_body): New nonterminals.
6477 * script.cc (script_add_extern): Define.
6478 * script-c.h (script_add_extern): Declare.
6480 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6482 * object.cc (is_elf_object): Define.
6483 * object.h (is_elf_object): Declare.
6484 * archive.cc (Archive::get_elf_object_for_member): Call
6486 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6488 2009-03-24 Elliott Hughes <enh@google.com>
6490 * output.cc (Output_file::map_anonymous): Define.
6491 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6492 try an anonymous one. Report the size if the mmap fails.
6493 * output.h (class Output_file): Declare map_anonymous.
6495 2009-03-24 Ian Lance Taylor <iant@google.com>
6497 * target-select.cc (instantiate_target): Don't acquire the lock if
6498 the instantiated_target_ field has already been set.
6500 2009-03-23 Ian Lance Taylor <iant@google.com>
6502 * gold-threads.h (class Initialize_lock): Define.
6503 * gold-threads.cc (class Initialize_lock_once): Define.
6504 (initialize_lock_control): New static variable.
6505 (initialize_lock_pointer): New static variable.
6506 (initialize_lock_once): New static function.
6507 (Initialize_lock::Initialize_lock): Define.
6508 (Initialize_lock::initialize): Define.
6509 * target-select.h: Include "gold-threads.h".
6510 (class Target_selector): Add lock_ and initialize_lock_ fields.
6511 Don't define instantiate_target, just declare it.
6512 * target-select.cc (Target_selector::Target_selector): Initialize
6514 (Target_selector::instantiate_target): Define.
6515 * descriptors.h: Include "gold-threads.h".
6516 (class Descriptors): Add initialize_lock_ field.
6517 * descriptors.cc (Descriptors::Descriptors): Initialize new
6519 (Descriptors::open): Use initialize_lock_ field
6520 * errors.h (class Errors): Add initialize_lock_ field.
6521 * errors.cc (Errors::Errors): Initialize new field.
6522 (Errors::initialize_lock): Use initialize_lock_ field.
6523 * powerpc.cc (class Target_selector_powerpc): Remove
6524 instantiated_target_ field. In do_recognize call
6525 instantiate_target rather than do_instantiate_target. In
6526 do_instantiate_target just allocate a new target.
6527 * sparc.cc (class Target_selector_sparc): Likewise.
6529 * freebsd.h: New file.
6530 * i386.cc: Include "freebsd.h".
6531 (Target_i386): Derive from Target_freebsd rather than
6533 (Target_selector_i386): Derive from Target_selector_freebsd rather
6534 than Target_selector.
6535 * x86_64.cc: Include "freebsd.h".
6536 (Target_x86_64): Derive from Target_freebsd rather than
6538 (Target_selector_x86_64): Derive from Target_selector_freebsd
6539 rather than Target_selector.
6540 * target.h (class Target): Add adjust_elf_header and
6541 do_adjust_elf_header.
6542 * output.cc (Output_file_header:: do_sized_write): Call target
6543 adjust_elf_header routine.
6544 * configure.tgt: Set targ_osabi.
6545 * configure.ac: Define GOLD_DEFAULT_OSABI.
6546 * parameters.cc (Parameters::default_target): Pass
6547 GOLD_DEFAULT_OSABI to select_target.
6548 * target-select.h (class Target_selector): Make instantiate_target
6549 protected rather than private.
6550 * Makefile.am (HFILES): Add freebsd.h.
6551 * configure, Makefile.in, config.in: Rebuild.
6553 * merge.cc (do_add_input_section): Correct pend value. Change
6554 message about last entry not being null terminated from error to
6557 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6559 * incremental.cc: New file.
6560 * Makefile.am (CCFILES): Add incremental.cc.
6561 * Makefile.in: Rebuild.
6563 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6565 * layout.cc (Layout::output_section_name): Preserve names
6566 of '.note.' sections.
6568 2009-03-19 Ian Lance Taylor <iant@google.com>
6570 * descriptors.cc (Descriptors::open): Check that the options are
6571 valid before using them.
6573 2009-03-18 Ian Lance Taylor <iant@google.com>
6575 * script-sections.h: Include <list>.
6576 (class Script_sections): Change Sections_elements from std::vector
6577 to std::list. Typedef public Elements_iterator. Add
6578 orphan_section_placement_, data_segment_align_start_, and
6579 saw_data_segment_align_ fields. Remove data_segment_align_index_
6581 * script-sections.cc (class Orphan_section_placement): New class.
6582 (class Sections_element): Add virtual functions is_relro and
6583 orphan_section_init. Remove virtual function place_orphan_here.
6584 (class Output_section_definition): Add is_relro and
6585 orphan_section_init. Remove place_orphan_here.
6586 (class Orphan_output_section): Likewise.
6587 (Script_sections::Script_sections): Update for field changes.
6588 (Script_sections::data_segment_align): Set saw_data_segment_align_
6589 and data_segment_align_start_, not data_segment_align_index.
6590 (Script_sections::data_segment_relro_end): Check
6591 saw_data_segment_align_. Use data_segment_align_start_ rather
6592 than data_segment_align_index_.
6593 (Script_sections::place_orphan): Rewrite to use
6594 Orphan_section_placement.
6596 2009-03-17 Ian Lance Taylor <iant@google.com>
6598 * archive.cc (Archive::add_symbols): Check for a version attached
6599 to the symbol name in the archive map.
6600 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6601 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6602 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6603 (ver_test_11.a): New target.
6604 * testsuite/Makefile.in: Rebuild.
6606 * configure.ac: Check for chsize and posix_fallocate. Replace
6608 * ftruncate.c: New file, from gnulib.
6609 * output.cc (posix_fallocate): Define dummy version if not
6610 HAVE_POSIX_FALLOCATE.
6611 (Output_file::map): Call posix_fallocate rather than lseek and
6613 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6614 * configure, Makefile.in, config.in: Rebuild.
6616 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6618 * layout.h (Layout::create_note): Add section_name parameter.
6619 * layout.cc (Layout::create_note): Likewise.
6620 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6622 2009-03-17 Ian Lance Taylor <iant@google.com>
6624 * descriptors.cc: Include "options.h".
6625 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6626 (Descriptors::open): Always use O_CLOEXEC when opening a new
6627 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6628 then set FD_CLOEXEC.
6630 * sparc.cc (class Target_sparc): Add has_got_section.
6631 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6632 make sure we have a GOT section.
6634 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6635 (Target_sparc::Scan::local): Likewise.
6636 (Target_sparc::Scan::global): Likewise.
6637 (Target_sparc::Relocate::relocate): Likewise.
6638 (Target_sparc::Relocate::relocate_tls): Likewise.
6640 * symtab.cc (Symbol_table::define_default_version): New function,
6641 broken out of add_from_object.
6642 (Symbol_table::add_from_object): Call define_default_version.
6643 (Symbol_table::define_special_symbol): Add resolve_oldsym
6644 parameter. Change all callers. If the version for a symbol comes
6645 from a version script, resolve it with the symbol with the same
6646 name with no version. Also add the symbol without a version if
6648 (do_define_in_output_data): If resolving with oldsym, don't delete
6650 (do_define_in_output_segment): Likewise.
6651 (do_define_as_constant): Likewise.
6652 * symtab.h (class Symbol_table): Update declarations.
6654 2009-03-13 Ian Lance Taylor <iant@google.com>
6656 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6657 (Read_symbols::requeue): New function.
6658 (Read_symbols::do_read_symbols): If make_elf_object fails because
6659 the target type is not configured, and the file was searched for,
6660 issue a warning and retry with the next directory.
6661 (Add_symbols::run): If the file has an incompatible format, and
6662 it was searched for, requeue the Read_symbols task. On error,
6664 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6665 dirindex parameter to constructor. Change all callers. Declare
6666 incompatible_warning and requeue.
6667 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6668 input_argument_ and input_group_ fields. Add them to
6669 constructor. Change all callers.
6670 (class Read_script): Add dirindex_ field. Add it to constructor.
6672 * archive.cc (Archive::setup): Remove input_objects parameter.
6674 (Archive::get_file_and_offset): Likewise.
6675 (Archive::read_all_symbols): Likewise.
6676 (Archive::read_symbols): Likewise.
6677 (Archive::get_elf_object_for_member): Remove input_objects
6678 parameter. Add punconfigured parameter. Change all callers.
6679 (Archive::add_symbols): Change return type to bool. Check return
6680 value of include_member.
6681 (Archive::include_all_members): Likewise.
6682 (Archive::include_member): Change return type to bool. Return
6683 false if first included object has incompatible target. Set
6684 included_member_ field.
6685 (Add_archive_symbols::run): If add_symbols returns false, requeue
6687 * archive.h (class Archive): Add included_member_ field.
6688 Initialize it in constructor. Add input_file and searched_for
6689 methods. Update declarations.
6690 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6691 input_argument_ fields. Add them to constructor. Change all
6693 * script.cc: Include "target-select.h".
6694 (class Parser_closure): Add skip_on_incompatible_target_ and
6695 found_incompatible_target_ fields. Add
6696 skip_on_incompatible_target parameter to constructor. Change all
6697 callers. Add methods skip_on_incompatible_target,
6698 clear_skip_on_incompatible_target, found_incompatible_target, and
6699 set_found_incompatible_target.
6700 (read_input_script): Add dirindex parameter. Change all callers.
6701 If parser finds an incompatible target, requeue Read_symbols
6703 (script_set_symbol): Clear skip_on_incompatible_target in
6705 (script_add_assertion, script_parse_option): Likewise.
6706 (script_start_sections, script_add_phdr): Likewise.
6707 (script_check_output_format): New function.
6708 * script.h (read_input_script): Update declaration.
6709 * script-c.h (script_check_output_format): Declare.
6710 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6711 (ignore_cmd): Remove OUTPUT_FORMAT.
6712 * fileread.cc (Input_file::Input_file): Add explicit this.
6713 (Input_file::will_search_for): New function.
6714 (Input_file::open): Add pindex parameter. Change all callers.
6715 * fileread.h (class Input_file): Add input_file_argument method.
6716 Declare will_search_for. Update declarations.
6717 * object.cc (make_elf_object): Add punconfigured parameter.
6719 * object.h (class Object): Make input_file public. Add
6720 searched_for method.
6721 (make_elf_object): Update declaration.
6722 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6724 * dirsearch.h (class Dirsearch): Update declaration.
6725 * options.h (class General_options): Add --warn-search-mismatch.
6726 * parameters.cc (Parameters::is_compatible_target): New function.
6727 * parameters.h (class Parameters): Declare is_compatible_target.
6728 * workqueue.cc (Workqueue::add_blocker): New function.
6729 * workqueue.h (class Workqueue): Declare add_blocker.
6731 * fileread.cc (Input_file::open): Remove options parameter.
6733 (Input_file::open_binary): Likewise.
6734 * script.cc (read_input_script): Likewise.
6735 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6736 options parameter from constructor. Change all callers.
6737 (class Read_script): Likewise.
6738 * fileread.h (class Input_file): Update declarations.
6739 * script.h (read_input_script): Update declaration.
6741 2009-03-10 Nick Clifton <nickc@redhat.com>
6743 * po/es.po: New Spanish translation.
6745 2009-03-06 Cary Coutant <ccoutant@google.com>
6747 * options.cc (parse_short_option): Keep dash_z from registering itself.
6749 2009-03-03 Ian Lance Taylor <iant@google.com>
6752 * target-reloc.h (relocate_section): Pass output_section to
6754 * i386.cc (Target_i386::should_apply_static_reloc): Add
6755 output_section parameter. Change all callers.
6756 (Target_i386::Relocate::relocate): Add output_section parameter.
6757 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6758 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6759 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6760 * testsuite/two_file_shared.sh: New script.
6761 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6762 (check_DATA): Add two_file_shared.dbg.
6763 (two_file_shared.dbg): New target.
6764 * testsuite/Makefile.in: Rebuild.
6766 2009-03-01 Ian Lance Taylor <iant@google.com>
6768 * configure.ac: Check for byteswap.h.
6769 * configure: Rebuild.
6770 * config.in: Rebuild.
6772 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6774 * layout.cc (Layout::find_or_add_kept_section): New function.
6775 (Layout::add_comdat): Removed.
6776 * layout.h (struct Kept_section): Move out of class Layout.
6777 Remove trailing underscores from field names. Add group_sections
6778 field. Rename group_ field to is_group. Change all uses.
6779 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6780 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6781 comdat_groups_ field.
6782 (Sized_relobj::include_section_group): Use
6783 find_or_add_kept_section and Kept_section::group_sections.
6784 (Sized_relobj::include_linkonce_section): Likewise.
6785 * object.cc (class Sized_relobj): Don't define Comdat_group or
6786 Comdat_group_table. Remove find_comdat_group and
6787 add_comdat_group. Remove comdat_groups_ field.
6788 * plugin.cc (include_comdat_group): Use
6789 Layout::find_or_add_kept_section.
6791 2009-02-28 Ian Lance Taylor <iant@google.com>
6793 * README: --gc-sections and map files are now supported. Document
6794 some build requirements.
6797 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6798 relocatable link set the value of the section symbol to zero.
6799 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6800 relocatable link don't include the section address in the local
6803 2009-02-27 Ian Lance Taylor <iant@google.com>
6806 * options.h (class Search_directory): Add is_system_directory.
6807 (class General_options): Declare is_in_system_directory.
6808 * options.cc (get_relative_sysroot): Make static.
6809 (get_default_sysroot): Make static.
6810 (General_optoins::is_in_system_directory): New function.
6811 * fileread.cc (Input_file::is_in_system_directory): New function.
6812 * fileread.h (class Input_file): Declare is_in_system_directory.
6813 * object.h (class Object): Add is_in_system_directory.
6814 (class Input_objects): Remove system_library_directory_ field.
6815 * object.cc (Input_objects::add_object): Don't set
6816 system_library_directory_.
6817 (input_objects::found_in_system_library_directory): Remove.
6818 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6819 parameter. Change all callers.
6820 (Symbol_table::sized_write_globals): Likewise.
6821 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6822 Call Object::is_in_system_directory.
6823 * symtab.h (class Symbol_table): Update declarations.
6826 * descriptors.h (Open_descriptor): Add is_on_stack field.
6827 * descriptors.cc (Descriptors::open): If the descriptor is on the
6828 top of the stack, remove it. Initialize is_on_stack field.
6829 (Descriptors::release): Only add pod to stack if it is not on the
6831 (Descriptors::close_some_descriptor): Clear stack_next and
6835 * output.cc (Output_section::find_starting_output_address): Rename
6836 from starting_output_address; add PADDR parameter; change return
6838 * output.h (class Output_section): Declare
6839 find_starting_output_address instead of starting_output_address.
6840 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6841 section symbol for which we can't find a merge section.
6844 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6845 hidden or internal, force the symbol to be local.
6846 * resolve.cc (Symbol::override_visibility): Define.
6847 (Symbol::override_base): Use override_visibility.
6848 (Symbol_table::resolve): Likewise.
6849 (Symbol::override_base_with_special): Likewise.
6850 (Symbol_table::override_with_special): If the visibility is hidden
6851 or internal, force the symbol to be local.
6852 * symtab.h (class Symbol): Add set_visibility and
6853 override_visibility.
6854 * testsuite/ver_test_1.sh: New file.
6855 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6856 (check_DATA): Add ver_test_1.syms.
6857 (ver_test_1.syms): New target.
6858 * testsuite/Makefile.in: Rebuild.
6860 2009-02-25 Cary Coutant <ccoutant@google.com>
6862 * layout.cc (Layout::choose_output_section): Don't rename sections
6863 when using a linker script that has a SECTIONS clause.
6864 * Makefile.in: Regenerate.
6866 * testsuite/Makefile.am (script_test_5.sh): New test case.
6867 * testsuite/Makefile.in: Regenerate.
6868 * testsuite/script_test_5.cc: New file.
6869 * testsuite/script_test_5.sh: New file.
6870 * testsuite/script_test_5.t: New file.
6872 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6874 * archive.cc (Archive::include_member): Update calls to add_symbols.
6875 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6876 the Layout argument.
6877 * dynobj.h (do_add_symbols): Add the Layout argument.
6878 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6880 * object.h (Object::add_symbols): Add the Layout argument.
6881 (Object::do_add_symbols): Add the Layout argument.
6882 (Sized_relobj::do_add_symbols): Add the Layout argument.
6883 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6884 Unify the two versions.
6885 (Add_plugin_symbols): Remove.
6886 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6887 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6888 (Add_plugin_symbols): Remove.
6889 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6890 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6891 (Add_symbols::run): Make it work with Pulginobj.
6893 2009-02-06 Ian Lance Taylor <iant@google.com>
6895 * object.cc (Sized_relobj::do_layout): Make info message start
6896 with lower case letter.
6898 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6900 * binary.cc: Fix file comment.
6902 * options.h (enum Incremental_disposition): Define.
6903 (class General_options): Add new options: --incremental,
6904 --incremental_changed, --incremental_unchanged,
6905 --incremental_unknown. Add incremental_disposition_ and
6906 implicit_incremental_ fields.
6907 (General_options::incremental_disposition): New function.
6908 (class Position_dependent_options): Add incremental_disposition
6910 (Position_dependent_options::copy_from_options): Set incremental
6912 * options.cc (General_options::parse_incremental_changed): New
6914 (General_options::parse_incremental_unchanged): New function.
6915 (General_options::parse_incremental_unknown): New function.
6916 (General_options::General_options): Initialize new fields
6917 incremental_disposition_ and implicit_incremental_.
6918 (General_options::finalize): Check for uasge of --incremental-*
6919 without --incremental.
6921 2009-02-06 Chris Demetriou <cgd@google.com>
6923 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6924 pointer and to report location as the file name associated with
6926 (gold_undefined_symbol_at_location): New function to replace the
6927 old gold_undefined_symbol functionality.
6928 * target-reloc.h (relocate_section): Update to use
6929 gold_undefined_symbol_at_location.
6930 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6931 Call gold_undefined_symbol function rather than gold_error.
6932 * errors.h (Errors::undefined_symbol): Take location as a
6933 string, rather than calculating it from a relocation.
6934 * errors.cc (Errors::fatal): Print "fatal error:" before the
6936 (Errors::error, Errors::error_at_location): Print "error: "
6937 before the formatted message.
6938 (Errors::undefined_symbol): Take location as a string, rather
6939 than calculating it from a relocation.
6940 (gold_undefined_symbol_at_location): New function akin to
6941 old gold_undefined_symbol, calculates location from relocation.
6942 (gold_undefined_symbol): Change to take only a Symbol pointer
6943 and to report location as the file name associated with the symbol.
6944 * testsuite/debug_msg.sh: Update for changed error messages.
6945 * testsuite/undef_symbol.sh: Likewise.
6947 2009-02-04 Duncan Sands <baldrick@free.fr>
6950 * reduced_debug_output.h
6951 (Output_reduced_debug_abbrev_section::failed): Use format for
6953 (Output_reduced_debug_info_section::faild): Likewise.
6955 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6957 * script.cc (Lazy_demangler): New class.
6958 (Version_script_info::get_symbol_version_helper): Demangle a
6961 2009-01-29 Cary Coutant <ccoutant@google.com>
6963 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6965 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6967 2009-01-28 Ian Lance Taylor <iant@google.com>
6969 * version.cc (version_string): Bump to 1.9.
6971 * gold.h: Include <cstring> and <stdint.h>.
6972 * version.cc: Include <cstdio>.
6973 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6975 * reduced_debug_output.cc (insert_into_vector): Rename from
6976 Insert_into_vector; change all callers. Use Swap_unaligned to
6977 avoid aliasing issue; remove union since it is unnecessary.
6979 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6981 * Makefile.am (CCFILES): Add gc.cc.
6983 * Makefile.in: Regenerate.
6984 * gold.cc (Gc_runner): New class.
6985 (queue_initial_tasks): Call garbage collection related tasks
6986 when corresponding options are invoked.
6987 (queue_middle_gc_tasks): New function.
6988 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6989 processed early before laying out sections during garbage collection.
6990 * gold.h (queue_middle_gc_tasks): New function.
6991 (is_prefix_of): Move from "layout.cc".
6992 * i386.cc (Target_i386::gc_process_relocs): New function.
6993 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6994 * main.cc (main): Create object of class "Garbage_collection".
6995 * object.cc (Relobj::copy_symbols_data): New function.
6996 (Relobj::is_section_name_included): New function.
6997 (Sized_relobj::do_layout): Allow this function to be called twice
6998 during garbage collection and defer layout of section during the
7000 * object.h (Relobj::get_symbols_data): New function.
7001 (Relobj::is_section_name_included): New function.
7002 (Relobj::copy_symbols_data): New function.
7003 (Relobj::set_symbols_data): New function.
7004 (Relobj::get_relocs_data): New function.
7005 (Relobj::set_relocs_data): New function.
7006 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7007 (Relobj::gc_process_relocs): New function.
7008 (Relobj::do_gc_process_relocs): New pure virtual function.
7009 (Relobj::sd_): New data member.
7010 (Sized_relobj::is_output_section_offset_invalid): New function.
7011 (Sized_relobj::do_gc_process_relocs): New function.
7012 * options.h (General_options::gc_sections): Modify to not be a no-op.
7013 (General_options::print_gc_sections): New option.
7014 * plugin.cc (Plugin_finish::run): Remove function call to
7015 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7016 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7017 * reloc.cc (Read_relocs::run): Add task to process relocs and
7018 determine unreferenced sections when doing garbage collection.
7019 (Gc_process_relocs): New class.
7020 (Sized_relobj::do_gc_process_relocs): New function.
7021 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7022 sections that are garbage collected.
7023 * reloc.h (Gc_process_relocs): New class.
7024 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7025 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7026 symbols whose corresponding sections are garbage collected.
7027 (Symbol_table::Symbol_table): Add new parameter for the garbage
7029 (Symbol_table::gc_mark_undef_symbols): New function.
7030 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7031 (Symbol_table::gc_mark_dyn_syms): New function.
7032 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7034 (Symbol_table::add_from_object): Likewise.
7035 (Symbol_table::add_from_relobj): When building shared objects, do not
7036 treat externally visible symbols as garbage.
7037 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7038 table information for static and relocatable links.
7039 * symtab.h (Symbol_table::set_gc): New function.
7040 (Symbol_table::gc): New function.
7041 (Symbol_table::gc_mark_undef_symbols): New function.
7042 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7043 (Symbol_table::gc_mark_dyn_syms): New function.
7044 (Symbol_table::gc_): New data member.
7045 * target.h (Sized_target::gc_process_relocs): New pure virtual
7047 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7048 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7050 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7052 * options.h (General_options::gc_sections): Define as a no-op for now.
7053 (General_options::no_keep_memory): Ditto.
7054 (General_options::Bshareable): Define.
7055 * options.cc (General_options::finalize): Honor -Bshareable.
7057 2009-01-20 Andreas Schwab <schwab@suse.de>
7059 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7060 read the value in the contents, since we don't use it. Use the
7061 template endianness when writing.
7062 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7064 2009-01-19 Andreas Schwab <schwab@suse.de>
7066 * configure.tgt (powerpc64-*): Fix targ_obj.
7068 2009-01-15 Ian Lance Taylor <iant@google.com>
7070 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7071 local symbols when stripping all symbols.
7073 2009-01-14 Cary Coutant <ccoutant@google.com>
7075 * output.cc (Output_reloc): Add explicit instantiations.
7077 2009-01-14 Cary Coutant <ccoutant@google.com>
7079 * archive.cc (Archive::get_elf_object_for_member): Remove call
7080 to File_read::claim_for_plugin.
7081 * descriptors.cc (Descriptors::open): Remove reference to
7083 (Descriptors::claim_for_plugin): Remove.
7084 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7085 (Descriptors::is_claimed): Remove.
7086 (claim_descriptor_for_plugin): Remove.
7087 * fileread.cc (File_read::claim_for_plugin): Remove.
7088 * fileread.h (File_read::claim_for_plugin): Remove.
7089 (File_read::descriptor): Reopen descriptor if necessary.
7090 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7091 (Plugin_manager::all_symbols_read): Add task parameter. Change
7093 (Plugin_manager::get_input_file): New function.
7094 (Plugin_manager::release_input_file): New function.
7095 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7096 corresponding data member.
7097 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7098 and pass to base constructor. Change all callers.
7099 (get_input_file, release_input_file): New functions.
7100 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7101 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7102 (Plugin_manager::all_symbols_read): Add task parameter.
7103 (Plugin_manager::get_input_file): New function.
7104 (Plugin_manager::release_input_file): New function.
7105 (Plugin_manager::task_): New data member.
7106 (Pluginobj::Pluginobj): Add filesize parameter.
7107 (Pluginobj::filename): New function.
7108 (Pluginobj::descriptor): New function.
7109 (Pluginobj::filesize): New function.
7110 (Pluginobj::filesize_): New data member.
7111 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7112 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7113 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7115 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7116 with archive libraries.
7117 * testsuite/Makefile.in: Regenerate.
7118 * testsuite/plugin_test.c (struct sym_info): New type.
7119 (get_input_file, release_input_file): New static variables.
7120 (onload): Capture new transfer vector entries.
7121 (claim_file_hook): Stop reading at end of file according to filesize.
7122 Factor out parsing of readelf output into separate function.
7123 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7124 APIs and get the source file name from the symbol table. Convert
7125 source file name to corresponding object file name. Print info
7126 message when adding new input files.
7127 (parse_readelf_line): New function.
7128 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7129 * testsuite/plugin_test_2.sh: Likewise.
7130 * testsuite/plugin_test_3.sh: Likewise.
7131 * testsuite/plugin_test_4.sh: New test case.
7133 2009-01-07 Ian Lance Taylor <iant@google.com>
7135 * version.cc (version_string): Bump to 1.8.
7137 2008-12-23 Cary Coutant <ccoutant@google.com>
7139 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7140 * plugin.cc (Plugin_manager::finish): Rename as
7141 layout_deferred_objects. Move cleanup to separate function.
7142 (Plugin_manager::cleanup): New function.
7143 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7145 * plugin.h (Plugin_manager::finish): Rename as
7146 layout_deferred_objects.
7147 (Plugin_manager::cleanup): New function.
7148 (Plugin_manager::cleanup_done): New field.
7150 2008-12-23 Cary Coutant <ccoutant@google.com>
7152 * plugin.cc (is_visible_from_outside): New function.
7153 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7154 so we don't return "IR only" status for exported symbols or -r links.
7156 * testsuite/Makefile.am (plugin_test_3): New test case.
7157 * testsuite/Makefile.in: Regenerate.
7158 * testsuite/plugin_test_3.sh: New file.
7160 2008-12-22 Cary Coutant <ccoutant@google.com>
7162 * object.cc (Sized_relobj::layout_section): New function.
7163 (Sized_relobj::do_layout): Defer layout of input sections until after
7164 plugin has provided replacement files.
7165 (Sized_relobj::do_layout_deferred_sections): New function.
7166 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7167 (Relobj::layout_deferred_sections): New function.
7168 (Relobj::do_layout_deferred_sections): New function.
7169 (Sized_relobj::do_layout_deferred_sections): New function.
7170 (Sized_relobj::layout_section): New function.
7171 (Sized_relobj::Deferred_layout): New structure.
7172 (Sized_relobj::deferred_layout_): New field.
7173 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7174 Change all callers. Layout deferred sections.
7175 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7177 (Plugin_hook::run): Move code from do_plugin_hook inline.
7178 (Plugin_hook::do_plugin_hook): Remove.
7179 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7180 (Plugin_manager::finish): Renamed, was cleanup.
7181 (Plugin_manager::should_defer_layout): New function.
7182 (Plugin_manager::add_deferred_layout_object): New function.
7183 (Plugin_manager::Deferred_layout_list): New type.
7184 (Plugin_manager::deferred_layout_objects_): New field.
7185 (Plugin_hook::do_plugin_hook): Remove.
7187 2008-12-17 Ian Lance Taylor <iant@google.com>
7189 * options.h (class General_options): Add --no case for
7192 2008-12-16 Cary Coutant <ccoutant@google.com>
7194 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7196 (Plugin_manager::claim_file): Create plugin object even if
7197 plugin did not call the add_symbols callback.
7198 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7199 asking for more symbols than were added.
7200 * testsuite/Makefile.am (plugin_test_1): Add test case with
7202 (empty.syms): New target.
7203 * testsuite/Makefile.in: Regenerate.
7204 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7205 message. Don't call add_symbols if no globals.
7206 (all_symbols_read_hook): Don't provide replacement for empty
7209 2008-12-12 Ian Lance Taylor <iant@google.com>
7211 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7212 r_type == 0 for a local symbol with r_sym == 0.
7213 (scan_relocatable_relocs): Pass r_sym to
7214 local_non_section_strategy.
7215 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7218 * configure.ac: Update test for TLS descriptors: they are
7219 supported as of glibc 2.9.
7220 * configure: Rebuild.
7222 2008-12-11 Ian Lance Taylor <iant@google.com>
7225 * target-reloc.h (Default_scan_relocatable_relocs): For each
7226 function, map r_type == 0 to RELOC_DISCARD.
7228 2008-12-10 Cary Coutant <ccoutant@google.com>
7230 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7231 object to override a kept COMDAT group from a plugin object.
7233 2008-12-09 Ian Lance Taylor <iant@google.com>
7236 * yyscript.y (file_cmd): Handle INPUT.
7238 * testsuite/initpri1.c: Change all declarations to be full
7239 prototypes by adding void, to avoid compiler warnings.
7241 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7243 * options.cc (General_options::parse_plugin_opt): New.
7244 (General_options::add_plugin): The argument now is just the filename.
7245 (General_options::add_plugin_option): New.
7246 * options.h (plugin_opt): New.
7247 (add_plugin): Change argument name.
7248 (add_plugin_option): New.
7249 * plugin.cc (Plugin::load): Don't parse the plugin option.
7250 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7251 (Plugin::add_option): New.
7252 (Plugin::args_): Change type.
7253 (Plugin::filename_): New.
7254 (Plugin_manager::add_plugin_option): New.
7255 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7256 * testsuite/Makefile.in: Regenerate.
7258 2008-12-05 Cary Coutant <ccoutant@google.com>
7260 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7261 Handle --strip-lto-sections option.
7262 * options.h (strip_lto_sections): New option.
7264 2008-12-01 Cary Coutant <ccoutant@google.com>
7266 * plugin.cc (ld_plugin_message): Change format parameter to const.
7267 Fix mismatch between new[] and delete.
7269 2008-11-14 Cary Coutant <ccoutant@google.com>
7271 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7274 2008-11-05 Craig Silverstein <csilvers@google.com>
7276 * options.cc (General_options::parse_dynamic_list): New function.
7277 * options.h (General_options): New flags dynamic_list,
7278 dynamic_list_data, dynamic_list_cpp_new, and
7279 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7280 (General_options::in_dynamic_list): New function.
7281 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7282 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7283 (Lex::can_continue_name): Likewise.
7285 (read_script_file): New parameter script_options.
7286 (read_dynamic_list): New function.
7287 (Script_options::define_dynamic_list): New function.
7288 (dynamic_list_keyword_parsecodes): New variable.
7289 (dynamic_list_keywords): New variable.
7290 * script.h (Script_options::define_dynamic_list): New function
7292 (read_dynamic_list): New function prototype.
7293 * symtab.cc (strprefix): New macro.
7294 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7295 dynamic_list_data, dynamic_list_cpp_new, and
7296 dynamic_list_cpp_typeinfo.
7297 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7298 (dynamic_list_expr): New rule.
7299 (dynamic_list_nodes): Likewise.
7300 (dynamic_list_node): Likewise.
7301 * testsuite/Makefile.am (dynamic_list): New test.
7302 * testsuite/Makefile.in: Regenerated.
7303 * testsuite/dynamic_list.t: New file.
7304 * testsuite/dynamic_list.sh: New file.
7306 2008-11-05 Craig Silverstein <csilvers@google.com>
7308 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7309 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7310 (t11_last): Likewise.
7311 * testsuite/ver_test_6.c (main): Likewise.
7313 2008-10-07 Cary Coutant <ccoutant@google.com>
7315 * options.c (General_options::finalize): Add check for -static and
7317 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7320 2008-10-02 Cary Coutant <ccoutant@google.com>
7322 * plugin.cc (make_sized_plugin_object): Fix conditional
7323 compilation to work when not all targets are enabled.
7325 2008-09-29 Cary Coutant <ccoutant@google.com>
7327 * archive.cc (Archive::get_file_and_offset): Use filename instead
7328 of name to get library path.
7329 (Archive::include_member): Unlock external member of a thin archive.
7331 * testsuite/Makefile.am (TEST_AR): New variable.
7332 (thin_archive_test_1): New test.
7333 (thin_archive_test_2): New test.
7334 * testsuite/Makefile.in: Regenerate.
7335 * testsuite/thin_archive_main.cc: New file.
7336 * testsuite/thin_archive_test_1.cc: New file.
7337 * testsuite/thin_archive_test_2.cc: New file.
7338 * testsuite/thin_archive_test_3.cc: New file.
7339 * testsuite/thin_archive_test_4.cc: New file.
7341 2008-09-29 Cary Coutant <ccoutant@google.com>
7343 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7344 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7346 (Sized_relobj::do_finalize_local_symbols): Likewise.
7347 (Sized_relobj::map_to_kept_section): Likewise.
7348 * object.h (Sized_relobj::invalid_address): New constant.
7349 (Sized_relobj::do_output_section_offset): Check for invalid_address
7351 * output.cc (Output_reloc::local_section_offset): Use constant
7352 invalid_address instead of -1U.
7353 (Output_reloc::get_address): Likewise.
7354 (Output_section::output_address): Change -1U to -1ULL.
7355 * output.h (Output_reloc::invalid_address): New constant.
7356 * reloc.cc (Sized_relobj::write_sections): Use constant
7357 invalid_address instead of -1U.
7358 (Sized_relobj::relocate_sections): Likewise.
7359 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7360 values for merge sections.
7361 * target-reloc.h (relocate_for_relocatable): Use constant
7362 invalid_address instead of -1U.
7364 2008-09-19 Cary Coutant <ccoutant@google.com>
7366 Add plugin functionality for link-time optimization (LTO).
7367 * configure.ac (plugins): Add --enable-plugins option.
7368 * configure: Regenerate.
7369 * config.in: Regenerate.
7370 * Makefile.am (LIBDL): New variable.
7371 (CCFILES): Add plugin.cc.
7372 (HFILES): Add plugin.h.
7373 (ldadd_var): Add LIBDL.
7374 * Makefile.in: Regenerate.
7376 * archive.cc: Include "plugin.h".
7377 (Archive::setup): Don't preread archive symbols when using a plugin.
7378 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7379 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7381 (Archive::include_member): Add symbols from plugin objects.
7382 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7383 * descriptors.cc (Descriptors::open): Check for file descriptors
7384 abandoned by plugins.
7385 (Descriptors::claim_for_plugin): New function.
7386 * descriptors.h (Descriptors::claim_for_plugin): New function.
7387 (Open_descriptor::is_claimed): New field.
7388 (claim_descriptor_for_plugin): New function.
7389 * fileread.cc (File_read::claim_for_plugin): New function.
7390 * fileread.h (File_read::claim_for_plugin): New function.
7391 (File_read::descriptor): New function.
7392 * gold.cc: Include "plugin.h".
7393 (queue_initial_tasks): Add task to call plugin hooks for generating
7395 * main.cc: Include "plugin.h".
7396 (main): Load plugin libraries.
7397 * object.h (Pluginobj): Declare.
7398 (Object::pluginobj): New function.
7399 (Object::do_pluginobj): New function.
7400 (Object::set_target): New function.
7401 * options.cc: Include "plugin.h".
7402 (General_options::parse_plugin): New function.
7403 (General_options::General_options): Initialize plugins_ field.
7404 (General_options::add_plugin): New function.
7405 * options.h (Plugin_manager): Declare.
7406 (General_options): Add --plugin option.
7407 (General_options::has_plugins): New function.
7408 (General_options::plugins): New function.
7409 (General_options::add_plugin): New function.
7410 (General_options::plugins_): New field.
7411 * plugin.cc: New file.
7412 * plugin.h: New file.
7413 * readsyms.cc: Include "plugin.h".
7414 (Read_symbols::do_read_symbols): Check for archive before checking
7415 for ELF file. Call plugin hooks to claim files.
7416 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7417 from a real object file; force override when processing replacement
7419 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7420 (Symbol::init_base_object): Likewise.
7421 (Symbol::init_base_output_data): Likewise.
7422 (Symbol::init_base_output_segment): Likewise.
7423 (Symbol::init_base_constant): Likewise.
7424 (Symbol::init_base_undefined): Likewise.
7425 (Symbol::output_section): Assert that object is not a plugin.
7426 (Symbol_table::add_from_pluginobj): New function.
7427 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7429 (Symbol_table::sized_write_globals): Likewise.
7430 (Symbol_table::add_from_pluginobj): Instantiate template.
7431 * symtab.h (Sized_pluginobj): Declare.
7432 (Symbol::in_real_elf): New function.
7433 (Symbol::set_in_real_elf): New function.
7434 (Symbol::in_real_elf_): New field.
7435 (Symbol_table::add_from_pluginobj): New function.
7437 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7438 (LIBDL): New variable.
7440 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7441 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7442 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7443 (MOSTLYCLEANFILES): Likewise.
7444 * testsuite/Makefile.in: Regenerate.
7445 * testsuite/plugin_test.c: New file.
7446 * testsuite/plugin_test_1.sh: New file.
7447 * testsuite/plugin_test_2.sh: New file.
7449 2008-09-16 Ian Lance Taylor <iant@google.com>
7451 * target-reloc.h (relocate_section): Check whether a symbol is
7452 defined by the ABI before reporting an undefined symbol error.
7453 * target.h (Target::is_defined_by_abi): Make parameter const.
7454 (Target::do_is_defined_by_abi): Likewise.
7455 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7456 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7457 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7458 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7459 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7460 * testsuite/Makefile.in: Rebuild.
7462 * fileread.cc (make_view): Add casts to avoid warning.
7464 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7466 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7467 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7469 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7471 * options.h (General_options::output_is_executable): New.
7472 (General_options::output_is_pie): New.
7473 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7474 for shared libraries.
7475 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7477 2008-09-11 Chris Demetriou <cgd@google.com>
7479 * options.h (origin): New -z option.
7480 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7481 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7484 2008-09-05 Cary Coutant <ccoutant@google.com>
7486 * fileread.cc (File_read::make_view): Add check for attempt to map
7489 2008-09-05 Cary Coutant <ccoutant@google.com>
7491 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7492 explicit instantiations.
7494 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7497 * options.cc (General_options::finalize): Allow undefined symbols
7498 in shlibs if linking -shared.
7501 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7502 symbols as not needing a dynsym entry.
7504 2008-08-20 Craig Silverstein <csilvers@google.com>
7506 * fileread.cc (File_read::open): Do not lock the file unless it
7507 was successfully opened.
7509 2008-08-14 Cary Coutant <ccoutant@google.com>
7511 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7512 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7513 * testsuite/tls_test.cc (struct int128): 128-bit struct
7514 for testing TLS relocs with non-zero addend.
7515 (v12): New TLS variable.
7517 (t_last): Add check for v12.
7518 * testsuite/tls_test.h (t12): New function.
7519 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7521 2008-08-13 Ian Lance Taylor <iant@google.com>
7523 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7524 set tls_segment_ or relro_segment_.
7525 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7527 * output.h (Output_section::clear_is_relro): New function.
7528 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7529 sections specially even when output_data_ is empty.
7530 (Output_segment::maximum_alignment): When first section is relro,
7531 only force alignment for PT_LOAD segments.
7532 * script.cc (script_data_segment_align): New function.
7533 (script_data_segment_relro_end): New function.
7534 * script-c.h (script_data_segment_align): Declare.
7535 (script_data_segment_relro_end): Declare.
7536 * script-sections.h (class Script_sections): Declare
7537 data_segment_align and data_segment_relro_end. Add fields
7538 segment_align_index_ and saw_relro_end_.
7539 * script-sections.cc (class Sections_element): Add set_is_relro
7540 virtual function. Add new bool* parameter to place_orphan_here.
7541 Add get_output_section virtual function.
7542 (class Output_section_definition): Add set_is_relro. Add new
7543 bool* parameter to place_orphan_here. Add get_output_section.
7544 Add is_relro_ field.
7545 (Output_section_definition::Output_section_definition): Initialize
7546 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7547 and is_relro_ fields.
7548 (Output_section_definition::place_orphan_here): Add is_relro
7550 (Output_section_definition::set_section_addresses): Set relro for
7552 (Output_section_definition::alternate_constraint): Likewise.
7553 (class Orphan_output_section): Add new bool* parameter to
7554 place_orphan_here. Add get_output_section.
7555 (Orphan_output_section::place_orphan_here): Add is_relro
7557 (Script_sections::Script_sections): Initialize
7558 data_segment_align_index_ and saw_relro_end_.
7559 (Script_sections::data_segment_align): New function.
7560 (Script_sections::data_segment_relro_end): New function.
7561 (Script_sections::place_orphan): Set or clear is_relro.
7562 (Script_sections::set_section_addresses): Force alignment of first
7564 * yyscript.y (exp): Call script_data_segment_align and
7565 script_data_segment_relro_end.
7566 * testsuite/relro_script_test.t: New file.
7567 * testsuite/relro_test.cc (using_script): Declare.
7568 (t1, t2): Test using_script.
7569 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7570 (relro_script_test_SOURCES): Define.
7571 (relro_script_test_DEPENDENCIES): Define.
7572 (relro_script_test_LDFLAGS): Define.
7573 (relro_script_test_LDADD): Define.
7574 (relro_script_test.so): New target.
7575 * testsuite/Makefile.in: Rebuild.
7577 2008-08-06 Cary Coutant <ccoutant@google.com>
7579 * archive.cc (Archive::total_archives, Archive::total_members)
7580 (Archive::total_members_loaded): New variables.
7581 (Archive::setup): Add parameter. Add option to preread
7583 (Archive::read_armap): Add counter.
7584 (Archive::get_file_and_offset): New function.
7585 (Archive::get_elf_object_for_member): New function.
7586 (Archive::read_all_symbols): New function.
7587 (Archive::read_symbols): New function.
7588 (Archive::add_symbols): Add counters.
7589 (Archive::include_all_members): Use armap to find members if it's
7591 (Archive::include_member): Skip reading symbols if already read.
7592 Factored code into Archive::get_file_and_offset and
7593 Archive::get_elf_object_for_member. Changed call to
7594 Mapfile::report_include_archive_member.
7595 (Archive::print_stats): New function.
7596 * archive.h: Declare Object and Read_symbols_data classes.
7597 (Archive::Archive): Add initializers for new members.
7598 (Archive::setup): Add parameter.
7599 (Archive::print_stats): New function.
7600 (Archive::total_archives, Archive::total_members)
7601 (Archive::total_members_loaded): New variables.
7602 (Archive::get_file_and_offset): New function.
7603 (Archive::get_elf_object_for_member): New function.
7604 (Archive::read_all_symbols): New function.
7605 (Archive::read_symbols): New function.
7606 (Archive::Archive_member): New class.
7607 (Archive::members_): New member.
7608 (Archive::num_members_): New member.
7609 * main.cc: Include archive.h.
7610 (main): Call Archive::print_stats.
7611 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7612 archive parameter; member_name is now the fully-decorated name.
7613 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7614 * options.h: (General_options): Add --preread-archive-symbols option.
7615 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7618 2008-08-04 Ian Lance Taylor <iant@google.com>
7620 * symtab.h (Symbol::use_plt_offset): New function.
7621 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7622 * powerpc.cc (Relocate::relocate): Likewise.
7623 * sparc.cc (Relocate::relocate): Likewise.
7624 * x86_64.cc (Relocate::relocate): Likewise.
7625 * testsuite/weak_plt.sh: New test.
7626 * testsuite/weak_plt_main.cc: New test.
7627 * testsuite/weak_plt_shared.cc: New test.
7628 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7629 (check_PROGRAMS): Add weak_plt.
7630 (check_DATA): Add weak_plt_shared.so.
7631 (weak_plt_main_pic.o, weak_plt): New targets.
7632 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7633 * testsuite/Makefile.in: Rebuild.
7635 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7637 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7638 * testsuite/Makefile.in: Rebuild.
7640 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7642 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7643 * Makefile.in: Regenerate.
7644 * po/POTFILES.in: Regenerate.
7646 2008-07-29 Ian Lance Taylor <iant@google.com>
7648 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7649 symbols before other symbols.
7650 * testsuite/script_test_2.cc (test_addr): Declare.
7651 (test_addr_alias): Declare.
7652 (main): Check that test_addr and test_addr_alias have the right
7654 * testsuite/script_test_2.t: Define test_addr_alias and
7657 2008-07-24 Ian Lance Taylor <iant@google.com>
7660 * descriptors.cc: New file.
7661 * descriptors.h: New file.
7662 * gold-threads.h (class Hold_optional_lock): New class.
7663 * fileread.cc: Include "descriptors.h".
7664 (File_read::~File_read): Release descriptor rather than closing
7666 (File_read::open) [file]: Call open_descriptor rather than open.
7667 Set is_descriptor_opened_.
7668 (File_read::open) [memory]: Assert that descriptor is not open.
7669 (File_read::reopen_descriptor): New function.
7670 (File_read::release): Release descriptor.
7671 (File_read::do_read): Make non-const. Reopen descriptor.
7672 (File_read::read): Make non-const.
7673 (File_read::make_view): Reopen descriptor.
7674 (File_read::do_readv): Likewise.
7675 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7676 Update declarations.
7677 * layout.cc: Include "descriptors.h".
7678 (Layout::create_build_id): Use open_descriptor rather than open.
7679 * output.cc: Include "descriptors.h".
7680 (Output_file::open): Use open_descriptor rather than open.
7681 * archive.cc (Archive::const_iterator): Change Archive to be
7683 (Archive::begin, Archive::end): Make non-const.
7684 (Archive::count_members): Likewise.
7685 * archive.h (class Archive): Update declarations.
7686 * object.h (Object::read): Make non-const.
7687 * Makefile.am (CCFILES): Add descriptors.cc.
7688 (HFILES): Add descriptors.h.
7689 * Makefile.in: Rebuild.
7692 * gold.h: Always include <clocale>. Add Solaris workarounds
7693 following code in binutils/sysdep.h.
7696 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7697 this->eh_frame_hdr_ is NULL before using it.
7699 * dynobj.cc (Versions::Versions): Update comment.
7701 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7702 the base version name.
7704 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7705 array size plus one.
7706 (Stringpool_template::set_string_offsets): Subtract one from key
7707 before using it as an array index.
7708 (Stringpool_template::get_offset_with_length): Likewise.
7709 (Stringpool_template::write_to_buffer): Likewise.
7710 * stringpool.h (Stringpool_template::get_offset_from_key):
7713 2008-07-23 Ian Lance Taylor <iant@google.com>
7716 * object.h (Merged_symbol_value::value): Do our best to handle a
7720 * script.cc (Version_script_info::get_versions): Don't add empty
7721 version tag to return value.
7722 (Version_script_info::get_symbol_version_helper): Change return
7723 type to bool. Add pversion parameter. Change all callers.
7724 (script_register_vers_node): Don't require a non-NULL tag.
7725 * script.h (class Version_script_info): Update declarations.
7726 (Version_script_info::get_symbol_version): Change return type to
7727 bool. Add version parameter. Change all callers.
7728 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7729 handling. Handle an empty version from a version script.
7730 (Symbol_table::define_special_symbol): Likewise.
7731 * testsuite/ver_test_10.script: New file.
7732 * testsuite/ver_test_10.sh: New file.
7733 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7734 (check_DATA): Add ver_test_10.syms.
7735 (ver_test_10.syms, ver_test_10.so): New target.
7736 * testsuite/Makefile.in: Rebuild.
7738 2008-07-23 Simon Baldwin <simonb@google.com>
7740 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7741 to zero for undefined symbols from dynamic libraries.
7743 2008-07-23 Ian Lance Taylor <iant@google.com>
7745 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7747 * symtab.h (class Symbol_table): Update declaration.
7748 * testsuite/ver_test_9.cc: New file.
7749 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7750 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7751 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7752 (ver_test_9.so, ver_test_9.o): New targets.
7753 * testsuite/Makefile.in: Rebuild.
7755 2008-07-22 Ian Lance Taylor <iant@google.com>
7757 * options.h (class General_options): Define --check-sections.
7758 * layout.cc (Layout::set_segment_offsets): Handle
7761 * options.h (class General_options): Define -n/--nmagic and
7763 * options.cc (General_options::finalize): For -n/--nmagic or
7764 -N/--omagic, set -static.
7765 * layout.cc (Layout::attach_allocated_section_to_segment): If
7766 -N/--omagic, don't put read-only and read-write sections in
7768 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7769 finding a read-only segment.
7770 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7771 don't set the minimum segment alignment to the common page size,
7772 and don't set the file offset to the address modulo the page size.
7773 * script-sections.cc (Script_sections::create_segments): If
7774 -n/--omagic, don't put read-only and read-write sections in
7777 * cref.cc: New file.
7779 * options.h (class General_options): Add --print-symbol-counts.
7780 * main.cc (main): Issue defined symbol report if requested.
7781 * archive.cc (Archive::interpret_header): Make into a const member
7783 (Archive::add_symbols): Call Input_objects::archive_start and
7785 (Archive::const_iterator): Define new class.
7786 (Archive::begin, Archive::end): New functions.
7787 (Archive::include_all_members): Rewrite to use iterator.
7788 (Archive::count_members): New function.
7789 * archive.h (class Archive): Update declarations.
7790 (Archive::filename): New function.
7791 * object.cc: Include "cref.h".
7792 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7793 (Sized_relobj::do_get_global_symbol_counts): New function.
7794 (Input_objects::add_object): Add object to cross-referencer.
7795 (Input_objects::archive_start): New function.
7796 (Input_objects::archive_stop): New function.
7797 (Input_objects::print_symbol_counts): New function.
7798 * object.h: Declare Cref and Archive.
7799 (Object::get_global_symbol_counts): New function.
7800 (Object::do_get_global_symbol_counts): New pure virtual function.
7801 (class Sized_relobj): Add defined_count_ field. Update
7803 (class Input_objects): Add cref_ field. Update constructor.
7804 Update declarations.
7805 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7807 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7809 (Sized_dynobj::do_get_global_symbol_counts): New function.
7810 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7811 defined_count_. Update declarations. Define Symbols typedef.
7812 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7813 parameter. Change all callers.
7814 (Symbol_table::add_from_dynobj): Add sympointers and defined
7815 parameters. Change all callers.
7816 * symtab.h (class Symbol_table): Update declarations.
7817 * Makefile.am (CCFILES): Add cref.cc.
7818 (HFILES): Add cref.h.
7819 * Makefile.in: Rebuild.
7821 2008-07-22 Simon Baldwin <simonb@google.com>
7823 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7824 to zero when writing undefined symbols.
7826 2008-07-22 Ian Lance Taylor <iant@google.com>
7828 * output.cc (Output_section::add_input_section): Don't try to
7829 merge empty merge sections.
7831 2008-07-21 Craig Silverstein <csilvers@google.com>
7833 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7834 Include symbol version in error message.
7836 2008-07-20 Chris Demetriou <cgd@google.com>
7838 * configure.ac (gold_cv_c_random_seed): New configured variable.
7839 (RANDOM_SEED_CFLAGS): New substituted variable.
7840 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7841 * configure: Rebuild.
7842 * Makefile.in: Likewise.
7843 * testsuite/Makefile.in: Likewise.
7845 2008-07-18 Ian Lance Taylor <iant@google.com>
7847 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7848 where we see NAME/NULL and NAME/VERSION as separate symbols.
7849 * testsuite/ver_test_main.cc (main): Call t4.
7850 (t4, t4_2a): Define.
7851 * testsuite/ver_test_2.cc (t4_2): Define.
7852 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7853 * testsuite/ver_test_4.cc (t4_2a): Define.
7854 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7855 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7857 2008-07-17 Ian Lance Taylor <iant@google.com>
7859 * dynobj.cc (Versions::add_def): If we give an error about a
7860 missing version, go ahead and create the version anyhow.
7862 2008-07-10 Ian Lance Taylor <iant@google.com>
7864 Handle output sections with more than 0x7fffffff bytes.
7865 * object.h (class Relobj): Change map_to_output_ to
7866 output_sections_, and just keep a section pointer. Change all
7867 uses. Move comdat group support to Sized_relobj.
7868 (Relobj::is_section_specially_mapped): Remove.
7869 (Relobj::output_section): Remove poff parameter. Change all
7871 (Relobj::output_section_offset): New function.
7872 (Relobj::set_section_offset): Rewrite.
7873 (Relobj::map_to_output): Remove.
7874 (Relobj::output_sections): New function.
7875 (Relobj::do_output_section_offset): New pure virtual function.
7876 (Relobj::do_set_section_offset): Likewise.
7877 (class Sized_relobj): Add section_offsets_ field. Add comdat
7878 group support from Relobj. Update declarations.
7879 (Sized_relobj::get_output_section_offset): New function.
7880 (Sized_relobj::do_output_section_offset): New function.
7881 (Sized_relobj::do_set_section_offset): New function.
7882 * object.cc (Relobj::output_section_address): Remove.
7883 (Sized_relobj::Sized_relobj): Initialize new fields.
7884 (Sized_relobj::include_section_group): Cast find_kept_object to
7886 (Sized_relobj::include_linkonce_section): Likewise.
7887 (Sized_relobj::do_layout): Use separate arrays for output section
7889 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7891 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7892 output_sections and section_offsets.
7893 (Sized_relobj::write_local_symbols): Likewise.
7894 (map_to_kept_section): Compute output address directly.
7895 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7896 output_sections and section_offsets.
7897 (Sized_relobj::write_sections): Likewise.
7898 (Sized_relobj::relocate_sections): Likewise.
7899 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7900 * output.h (class Output_reloc): Update declarations. Change
7901 u2_.relobj to Sized_relobj*.
7902 (class Output_data_reloc): Change add functions to use
7904 * output.cc (Output_reloc::Output_reloc): Change relobj to
7906 (Output_reloc::local_section_offset): Change return type to
7907 Elf_Addr. Use get_output_section_offset.
7908 (Output_reloc::get_address): Likewise.
7909 (Output_section::is_input_address_mapped): Don't call
7910 is_section_specially_mapped.
7911 (Output_section::output_offset): Likewise.
7912 (Output_section::output_address): Likewise.
7913 (Output_section::starting_output_address): Likewise.
7914 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7915 parameter to Sized_relobj*.
7916 (Copy_relocs::need_copy_reloc): Likewise.
7917 (Copy_relocs::save): Likewise.
7918 * copy-relocs.h (class Copy_relocs): Update declarations.
7919 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7920 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7921 * target-reloc.h (relocate_for_relocatable): Change
7922 offset_in_output_section type to Elf_Addr. Change code that uses
7924 * layout.cc (Layout::layout): Always set *off.
7925 * mapfile.cc (Mapfile::print_input_section): Use
7926 output_section_offset.
7927 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7929 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7930 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7931 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7933 2008-07-03 Ian Lance Taylor <iant@google.com>
7935 * layout.cc (Layout::include_section): Do not discard unrecognized
7936 SHT_STRTAB sections.
7938 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7940 * script.cc (Lex::can_continue_name): Make '?' allowable in
7941 version-script names.
7942 * testsuite/version_script.map: Change glob pattern to use '?'
7944 2008-06-30 Manish Singh <yosh@gimp.org>
7947 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7950 2008-06-30 Ian Lance Taylor <iant@google.com>
7954 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7955 versions]: Don't try to read the value in the contents, since we
7956 don't use it. Use the template endianness when writing.
7958 2008-06-25 Cary Coutant <ccoutant@google.com>
7960 * fileread.cc (File_read::make_view): Assert on zero-length view.
7961 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7962 symbol table when there are no symbols to read.
7964 2008-06-23 Craig Silverstein <csilvers@google.com>
7966 * version.cc (version_string): Bump to 1.7
7968 2008-06-18 Craig Silverstein <csilvers@google.com>
7970 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7971 constant 0xFFFF to type Valtype.
7972 (Powerpc_relocate_functions::rel16_ha): Likewise.
7974 2008-06-17 Ian Lance Taylor <iant@google.com>
7976 * output.h (Output_section::Input_section): Initialize p2align_ to
7977 zero for Output_section_data constructors.
7978 (Output_section::Input_section::addralign): If not an input
7979 section, return the alignment of the Output_section_data.
7980 * testsuite/copy_test.cc: New file.
7981 * testsuite/copy_test_1.cc: New file.
7982 * testsuite/copy_test_2.cc: New file.
7983 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7984 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7985 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7986 (copy_test_1_pic.o, copy_test_1.so): New targets.
7987 (copy_test_2_pic.o, copy_test_2.so): New targets.
7988 * testsuite/Makefile.in: Rebuild.
7990 * script-sections.cc (Script_sections::place_orphan): Initialize
7991 local variable exact.
7993 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7995 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7997 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7998 David S. Miller <davem@davemloft.net>
8000 * powerpc.cc: New file.
8001 * Makefile.am (TARGETSOURCES): Add powerpc.cc
8002 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
8003 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8004 * Makefile.in: Rebuild.
8006 2008-06-09 Ian Lance Taylor <iant@google.com>
8008 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8010 (throwing, orig_terminate): New static variables.
8011 (terminate_handler): New static function.
8012 (t2): Set terminate handler.
8014 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8017 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8020 2008-05-30 Cary Coutant <ccoutant@google.com>
8022 * archive.cc (Archive::include_all_members) Correct to step
8023 over symbol table and extended name table in thin archives.
8025 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8028 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8031 2008-05-28 Caleb Howe <cshowe@google.com>
8033 * reduced_debug_output.cc: New file.
8034 * reduced_debug_output.h: New file.
8035 * options.h (class General_options): Add --strip-debug-non-line.
8036 * options.cc (General_options::finalize): Add strip_debug_non_line
8037 to the strip heirarchy.
8038 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8040 * layout.cc: Include "reduced_debug_output.h".
8041 (Layout::Layout): Initialize new fields.
8042 (line_only_debug_sections): New static array.
8043 (is_lines_only_debug_sections): New static inline function.
8044 (Layout::include_section): Handle --strip-debug-non-line.
8045 (Layout::make_output_section): If --strip-debug-non-line, build
8046 new output sections for .debug_abbrev and .debug_info.
8047 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8048 gold. Warn about possible overflow.
8049 (read_signed_LEB_128): Likewise.
8050 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8051 (read_signed_LEB_128): Declare.
8052 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8053 (HFILES): Add reduced_debug_output.h.
8054 * Makefile.in: Rebuild.
8056 2008-05-21 Ian Lance Taylor <iant@google.com>
8058 * mapfile.cc: New file.
8059 * mapfile.h: New file.
8060 * options.h (class General_options): Add -M/--print-map and -Map.
8061 * options.cc (General_options::finalize): Make -M equivalent to
8063 * main.cc: Include <cstdio> and "mapfile.h".
8064 (main): Open mapfile if requested.
8065 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8066 constructor. Change caller.
8067 (queue_initial_tasks): Add mapfile parameter. Change caller.
8068 (queue_middle_tasks): Likewise.
8069 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8071 * archive.cc: Include "mapfile.h".
8072 (Archive::add_symbols): Add mapfile parameter. Change all
8073 callers. Pass mapfile, symbol, and reason to include_member.
8074 (Archive::include_all_members): Add mapfile parameter. Change all
8076 (Archive::include_member): Add mapfile, sym, and why parameters.
8077 Change all callers. Report inclusion to map file.
8078 * archive.h: Include "fileread.h".
8079 (class Archive): Update declarations.
8080 (Archive::file): New const method.
8081 (class Add_archive_symbols): Add mapfile_ field. Update
8082 constructor. Change all callers.
8083 * readsyms.h (class Read_symbols): Likewise.
8084 (class Finish_group): Likewise.
8085 (class Read_script): Likewise.
8086 * common.cc: Include "mapfile.h".
8087 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8089 (Symbol_table::do_allocate_commons): Likewise.
8090 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8091 symbol allocation to mapfile.
8092 * common.h (class Allocate_commons_task): Add mapfile_ field.
8093 Update constructor. Change all callers.
8094 * symtab.h (class Symbol_table): Update declarations.
8095 * layout.cc: Include "mapfile.h".
8096 (Layout_task_runner::run): Print information to mapfile.
8097 (Layout::create_gold_note): Change Output_data_fixed_space to
8098 Output_data_zero_fill.
8099 (Layout::create_build_id): Likewise.
8100 (Layout::print_to_mapfile): New function.
8101 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8102 constructor. Change caller.
8103 (class Layout): Declare print_to_mapfile.
8104 * output.cc (Output_section::Input_section::print_to_mapfile): New
8106 (Output_section::add_input_section): If producing a map, always
8107 add to input_sections_ list.
8108 (Output_section::do_print_to_mapfile): New function.
8109 (Output_segment::print_sections_to_mapfile): New function.
8110 (Output_segment::print_section_list_to_mapfile): New function.
8111 * output.h: Include "mapfile.h".
8112 (Output_data::print_to_mapfile): New function.
8113 (Output_data::do_print_to_mapfile): New virtual function.
8114 (Output_segment_headers::do_print_to_mapfile): New function.
8115 (Output_file_header::do_print_to_mapfile): New function.
8116 (Output_data_const::do_print_to_mapfile): New function.
8117 (class Output_data_const_buffer): Add map_name_ field. Update
8118 constructor. Change all callers. Add do_print_to_mapfile
8120 (class Output_data_fixed_space): Likewise.
8121 (class Output_data_space): Likewise.
8122 (class Output_data_zero_fill): New class.
8123 (Output_data_strtab::do_print_to_mapfile): New function.
8124 (Output_data_reloc_base::do_print_to_mapfile): New function.
8125 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8126 (Output_data_group::do_print_to_mapfile): New function.
8127 (Output_data_got::do_print_to_mapfile): New function.
8128 (Output_data_dynamic::do_print_to_mapfile): New function.
8129 (Output_symtab_xindex::do_print_to_mapfile): New function.
8130 (class Output_section): Declare do_print_to_mapflie. Declare
8131 print_to_mapfile in Input_section.
8132 (class Output_segment): Declare new functions.
8133 * object.h (Sized_relobj::symbol_count): New function.
8134 * script-sections.cc
8135 (Output_section_element_dot_assignment::set_section_addresses):
8136 Change Output_data_fixed_space to Output_data_zero_fill.
8137 (Output_data_expression::do_print_to_mapfile): New function.
8138 * script.cc (read_input_script): Add mapfile parameter. Change
8140 * script.h (read_input_script): Update declaration.
8141 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8142 (Eh_frame::do_print_to_mapfile): New function.
8143 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8144 (Output_merge_string::do_print_to_mapfile): New function.
8145 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8147 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8149 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8151 * Makefile.am (CCFILES): Add mapfile.cc.
8152 (HFILES): Add mapfile.h.
8153 * Makefile.in: Rebuild.
8155 2008-05-19 Ian Lance Taylor <iant@google.com>
8157 * options.h (class General_options): Add -z relro.
8158 * layout.cc (Layout::Layout): Initialize relro_segment_.
8159 (Layout::add_output_section_data): Return the output section.
8160 (Layout::make_output_section): Rcognize relro sections and mark
8162 (Layout::attach_allocated_section_to_segment): Put relro sections
8163 in a PT_GNU_RELRO segment.
8164 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8166 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8168 (Layout::linkonce_mapping): Map d.rel.ro.local to
8170 (Layout::output_section_name): Us .data.rel.ro.local for any
8171 section which begins with that.
8172 * layout.h (class Layout): Update add_output_section_data
8173 declaration. Add relro_segment_ field.
8174 * output.cc (Output_section::Output_section): Initialize is_relro_
8175 and is_relro_local_ fields.
8176 (Output_segment::add_output_section): Group relro sections.
8177 (Output_segment::is_first_section_relro): New function.
8178 (Output_segment::maximum_alignment): If there is a relro section,
8179 align the segment to the common page size.
8180 (Output_segment::set_section_addresses): Track whether we are
8181 looking at relro sections. If the last section is a relro
8182 section, align to the common page size.
8183 (Output_segment::set_section_list_addresses): Add in_relro
8184 parameter. Change all callers. Align to the page size when
8185 moving from relro to non-relro section.
8186 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8188 * output.h (class Output_section): Add is_relro_ and
8189 is_relro_local_ fields.
8190 (Output_section::is_relro): New function.
8191 (Output_section::set_is_relro): New function.
8192 (Output_section::is_relro_local): New function.
8193 (Output_section::set_is_relro_local): New function.
8194 (class Output_segment): Update declarations.
8195 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8196 * sparc.cc (Target_sparc::got_section): Likewise.
8197 * x86_64.cc (Target_x86_64::got_section): Likewise.
8198 * testsuite/relro_test_main.cc: New file.
8199 * testsuite/relro_test.cc: New file.
8200 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8201 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8202 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8203 (relro_test.so, relro_test_pic.o): New targets.
8204 * testsuite/Makefile.in: Rebuild.
8206 2008-05-16 Ian Lance Taylor <iant@google.com>
8208 * output.cc (Output_segment::add_output_section): Remove front
8210 * output.h (class Output_segment): Remove
8211 add_initial_output_section and overloaded add_output_section.
8212 Update declaration of remaining add_output_section.
8213 * layout.cc (Layout::create_interp): Call add_output_section
8214 rather than add_initial_output_section.
8215 (Layout::finish_dynamic_section): Likewise.
8217 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8218 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8219 know the dynamic type.
8220 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8221 field. Initialize it in constructor.
8222 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8223 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8224 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8227 * output.cc (Output_reloc::get_address): Change return type to
8229 * output.h (class Output_reloc): Update get_address declaration.
8230 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8231 for section addresses.
8233 2008-05-09 Ian Lance Taylor <iant@google.com>
8236 * gold.cc (gold_nomem): Use return value of write.
8238 2008-05-08 Ian Lance Taylor <iant@google.com>
8240 * symtab.c (Symbol::init_base_output_data): Add version
8241 parameter. Change all callers.
8242 (Symbol::init_base_output_segment): Likewise.
8243 (Symbol::init_base_constant): Likewise.
8244 (Symbol::init_base_undefined): Likewise.
8245 (Sized_symbol::init_output_data): Likewise.
8246 (Sized_symbol::init_output_segment): Likewise.
8247 (Sized_symbol::init_constant): Likewise.
8248 (Sized_symbol::init_undefined): Likewise.
8249 (Symbol_table::do_define_in_output_data): If the new symbol has a
8250 version, mark it as the default.
8251 (Symbol_table::do_define_in_output_segment): Likewise.
8252 (Symbol_table::do_define_as_constant): Likewise.
8253 * symtab.h (class Symbol): Update declarations.
8254 (class Sized_symbol): Likewise.
8255 * resolve.cc (Symbol::override_version): New function.
8256 (Symbol::override_base): Call override_version.
8257 (Symbol::override_base_with_special): Likewise.
8258 * testsuite/ver_script_8.script: New file.
8259 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8260 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8261 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8262 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8264 2008-05-06 Ian Lance Taylor <iant@google.com>
8267 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8269 (class General_options): Remove existing --undefined, and add
8270 --no-undefined instead. Add new --undefined as synonym for -u.
8271 * archive.cc (Archive::add_symbols): Check whether symbol was
8273 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8274 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8275 all uses. Add IS_UNDEFINED. Update declarations to split
8276 different versions of init_base. Declare init_base_undefined.
8277 (Symbol::is_defined): Handle IS_UNDEFINED.
8278 (Symbol::is_undefined): Likewise.
8279 (Symbol::is_weak_undefined): Call is_undefined.
8280 (Symbol::is_absolute): Handle IS_CONSTANT.
8281 (class Sized_symbol): Update declarations to split different
8282 versions of init. Declare init_undefined.
8283 (class Symbol_table): Declare new functions.
8284 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8286 (Symbol::init_base_output_data): Likewise.
8287 (Symbol::init_base_output_segment): Likewise.
8288 (Symbol::init_base_constant): Likewise.
8289 (Symbol::init_base_undefined): New function.
8290 (Sized_symbol::init_object): Rename from init. Change all
8292 (Sized_symbol::init_output_data): Likewise.
8293 (Sized_symbol::init_output_segment): Likewise.
8294 (Sized_symbol::init_constant): Likewise.
8295 (Sized_symbol::init_undefined): New function.
8296 (Symbol_table::add_undefined_symbols_from_command_line): New
8298 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8300 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8301 (Symbol::output_section): Likewise.
8302 (Symbol::set_output_section): Likewise.
8303 (Symbol_table::sized_finalize_symbol): Likewise.
8304 (Symbol_table::sized_write_globals): Likewise.
8305 * resolve.cc (Symbol_table::should_override): Likewise.
8306 (Symbol::override_base_with_special): Likewise.
8308 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8309 symbol, change it to have default visibility.
8310 * testsuite/protected_1.cc: New file.
8311 * testsuite/protected_2.cc: New file.
8312 * testsuite/protected_3.cc: New file.
8313 * testsuite/protected_main_1.cc: New file.
8314 * testsuite/protected_main_2.cc: New file.
8315 * testsuite/protected_main_3.cc: New file.
8316 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8317 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8318 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8319 (protected_1.so): New target.
8320 (protected_1_pic.o, protected_2_pic.o): New targets.
8321 (protected_3_pic.o): New target.
8322 (check_PROGRAMS): Add protected_2.
8323 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8324 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8325 * testsuite/Makefile.in: Rebuild.
8327 * options.h (DEFINE_var): Add set_user_set_##varname__.
8328 (DEFINE_bool_alias): New macro.
8329 (class General_options): Define -Bstatic using DEFINE_bool_alias
8330 rather than DEFINE_special. Add --undefined as an alias for -z
8332 * options.cc (General_options::parse_Bstatic): Remove.
8334 * options.h (class General_options): Add --fatal-warnings.
8335 * main.cc (main): Implement --fatal-warnings.
8336 * errors.h (Errors::warning_count): New function.
8338 * options.h (class General_options): Add -Bsymbolic-functions.
8339 * symtab.h (Symbol::is_preemptible): Check for
8340 -Bsymbolic-functions.
8342 2008-05-05 Ian Lance Taylor <iant@google.com>
8344 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8345 as noVARNAME rather than no-VARNAME.
8346 (class General_options): Add option -z combreloc.
8347 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8349 (Output_reloc::sort_before) [SHT_REL]: New function.
8350 (Output_reloc::sort_before) [SHT_RELA]: New function.
8351 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8352 Sort_relocs_comparison.
8353 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8354 parameter. Change all callers.
8355 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8356 sort_relocs parameter. Change all callers.
8357 * output.cc (Output_reloc::get_address): New function, broken out
8359 (Output_reloc::write_rel): Call it.
8360 (Output_reloc::compare): New function.
8361 (Output_data_reloc_base::do_write): Optionally sort relocs.
8363 * configure.ac: If targ_extra_obj is set, link it in.
8364 * configure.tgt: Initialize all variables.
8365 (x86_64*): Set targ_extra_obj and targ_extra_size.
8366 * configure: Rebuild.
8368 * object.cc (Sized_relobj::include_section_group): Adjust section
8369 indexes read from group data. Build vector to pass to
8371 * layout.cc (Layout::layout_group): Add flags and shndxes
8372 parameters. Remove contents parameter. Change caller. Update
8373 explicit instantiations.
8374 * layout.h (class Layout): Update layout_group declaration.
8375 * output.cc (Output_data_group::Output_data_group): Add flags and
8376 input_shndxes parameters. Remove contents parameter. Change
8378 (Output_data_group::do_write): Change input_sections_ to
8380 * output.h (class Output_data_group): Update constructor
8381 declaration. Rename input_sections_ to input_shndxes_.
8382 * testsuite/many_sections_test.cc: Add template.
8384 2008-04-30 Cary Coutant <ccoutant@google.com>
8386 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8388 * layout.cc (Layout::include_section): Refactored check for debug
8390 (Layout::add_comdat): Add new parameters. Change type
8391 of signature parameter. Add object and shndx to signatures table.
8392 (Layout::find_kept_object): New function.
8393 * layout.h: Include <cstring>.
8394 (Layout::is_debug_info_section): New function.
8395 (Layout::add_comdat): Add new parameters.
8396 (Layout::find_kept_object): New function.
8397 (Layout::Kept_section): New struct.
8398 (Layout::Signatures): Change type of map range.
8399 * object.cc (Relobj::output_section_address): New function.
8400 (Sized_relobj::include_section_group): Add new parameters. Change
8401 calls to Layout::add_comdat. Change to build table of kept comdat
8402 groups and table mapping discarded sections to kept sections.
8403 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8404 (Sized_relobj::do_layout): Change calls to include_section_group and
8405 include_linkonce_section.
8406 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8407 value to zero when section is discarded.
8408 (Sized_relobj::map_to_kept_section): New function.
8409 * object.h (Relobj::output_section_address): New function.
8410 (Relobj::Comdat_group): New type.
8411 (Relobj::find_comdat_group): New function.
8412 (Relobj::Comdat_group_table): New type.
8413 (Relobj::Kept_comdat_section): New type.
8414 (Relobj::Kept_comdat_section_table): New type.
8415 (Relobj::add_comdat_group): New function.
8416 (Relobj::set_kept_comdat_section): New function.
8417 (Relobj::get_kept_comdat_section): New function.
8418 (Relobj::comdat_groups_): New field.
8419 (Relobj::kept_comdat_sections_): New field.
8420 (Symbol_value::input_value): Update comment.
8421 (Sized_relobj::map_to_kept_section) New function.
8422 (Sized_relobj::include_linkonce_section): Add new parameter.
8423 * target-reloc.h (Comdat_behavior): New type.
8424 (get_comdat_behavior): New function.
8425 (relocate_section): Add code to map a discarded section to the
8426 corresponding kept section when applying a relocation.
8428 2008-04-30 Craig Silverstein <csilvers@google.com>
8430 * dwarf_reader.cc (next_generation_count): New static var.
8431 (Addr2line_cache_entry): New struct.
8432 (addr2line_cache): New static var.
8433 (Dwarf_line_info::one_addr2line): Added caching.
8434 (Dwarf_line_info::clear_addr2line_cache): New function.
8435 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8436 cache-size parameter.
8437 (Dwarf_line_info::one_addr2line_cache): New function.
8438 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8439 new cache-size argument to one_addr2line(), and clear cache.
8441 2008-04-28 Cary Coutant <ccoutant@google.com>
8443 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8444 R_386_PC8 relocations.
8446 2008-04-23 Ian Lance Taylor <iant@google.com>
8448 * object.cc (Sized_relobj::include_section_group): Check for
8449 invalid section group.
8451 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8454 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8455 than read for file header.
8456 * archive.cc (Archive::include_member): Likewise.
8458 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8460 * aclocal.m4: Regenerate.
8461 * configure: Regenerate.
8463 2008-04-19 Ian Lance Taylor <iant@google.com>
8465 * version.cc (version_string): Bump to 1.6.
8467 * testsuite/Makefile.am (many_sections_r_test): New target.
8468 (many_sections_r_test_SOURCES): Remove.
8469 (many_sections_r_test_DEPENDENCIES): Remove.
8470 (many_sections_r_test_LDFLAGS): Remove.
8471 (many_sections_r_test_LDADD): Remove.
8473 * object.cc (Sized_relobj::do_add_symbols): Always pass
8474 local_symbol_count_ to add_from_relobj.
8476 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8477 every thousand variables.
8478 * testsuite/Makefile.in: Rebuild.
8480 * object.cc (Xindex::initialize_symtab_xindex): New function.
8481 (Xindex::read_symtab_xindex): New function.
8482 (Xindex::sym_xindex_to_shndx): New function.
8483 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8485 (Sized_relobj::do_initialize_xindex): New function.
8486 (Sized_relobj::do_read_symbols): Adjust section links.
8487 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8488 parameter. Change all callers.
8489 (Sized_relobj::include_section_group): Adjust section links and
8490 symbol section indexes.
8491 (Sized_relobj::do_layout): Adjust section links.
8492 (Sized_relobj::do_count_local_symbols): Adjust section links and
8493 symbol section indexes.
8494 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8495 ordinary and special symbols.
8496 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8497 dynsym_xindex parameters. Change all callers. Adjust section
8498 links. Use SHN_XINDEX when needed.
8499 (Sized_relobj::get_symbol_location_info): Adjust section links.
8500 Don't get fooled by special symbols.
8501 * object.h (class Xindex): Define.
8502 (class Object): Add xindex_ parameter. Declare virtual functoin
8503 do_initialize_xindex.
8504 (Object::adjust_sym_shndx): New function.
8505 (Object::set_xindex): New protected function.
8506 (class Symbol_value): Add is_ordinary_shndx_ field.
8507 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8508 (Symbol_value::value): Assert ordinary section.
8509 (Symbol_value::initialize_input_to_output_map): Likewise.
8510 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8512 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8514 (class Sized_relobj): Update declarations.
8515 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8516 parameter. Change all callers.
8517 (Sized_relobj::adjust_shndx): New function.
8518 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8520 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8521 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8522 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8523 (Sized_dynobj::read_dynsym_section): Adjust section links.
8524 (Sized_dynobj::read_dynamic): Likewise.
8525 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8527 (Sized_dynobj::do_initialize_xindex): New function.
8528 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8529 do_initialize_xindex.
8530 (Sized_dynobj::adjust_shndx): New function.
8531 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8532 dynsym_xindex_ fields.
8533 (Layout::finalize): Add a call to set_section_indexes before
8534 creating the symtab sections.
8535 (Layout::set_section_indexes): Don't do anything if the section
8536 already has a section index.
8537 (Layout::create_symtab_sections): Add shnum parameter. Change
8538 caller. Create .symtab_shndx section if needed.
8539 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8541 (Layout::allocated_output_section_count): New function.
8542 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8544 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8545 fields. Update declarations.
8546 (Layout::symtab_xindex): New function.
8547 (Layout::dynsym_xindex): New function.
8548 (class Write_symbols_task): Add layout_ field.
8549 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8551 * output.cc (Output_section_headers::Output_section_headers): Add
8552 shstrtab_section parameter. Change all callers.
8553 (Output_section_headers::do_sized_write): Store overflow values
8554 for section count and section string table section index in
8555 section header zero.
8556 (Output_file_header::do_sized_write): Check for overflow of
8557 section count and section string table section index.
8558 (Output_symtab_xindex::do_write): New function.
8559 (Output_symtab_xindex::endian_do_write): New function.
8560 * output.h (class Output_section_headers): Add shstrtab_section_.
8561 Update declarations.
8562 (class Output_symtab_xindex): Define.
8563 (Output_section::has_out_shndx): New function.
8564 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8566 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8568 (Sized_symbol::init): Likewise.
8569 (Symbol::output_section): Check for ordinary symbol.
8570 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8571 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8573 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8574 Change all callers. Simplify handling of symbols from sections
8575 not included in the link.
8576 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8578 (Weak_alias_sorter::operator()): Assert that symbols are
8580 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8582 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8583 parameters. Change all callers.
8584 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8585 symbol distinction. Use SHN_XINDEX when needed.
8586 (Symbol_table::write_section_symbol): Add symtab_xindex
8587 parameter. Change all callers.
8588 (Symbol_table::sized_write_section_symbol): Likewise. Use
8589 SHN_XINDEX when needed.
8590 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8592 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8593 (Symbol::is_defined): Check is_ordinary.
8594 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8595 (Symbol::is_absolute, Symbol::is_common): Likewise.
8596 (class Sized_symbol): Update declarations.
8597 (class Symbol_table): Update declarations.
8598 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8599 parameters. Change all callers.
8600 (Sized_symbol::override): Likewise.
8601 (Symbol_table::override): Likewise.
8602 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8603 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8604 is_ordinary, and orig_st_shndx parameters. Change all callers.
8605 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8606 to be in an ordinary section.
8607 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8608 object and is_ordinary parameters. Change all callers.
8609 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8610 Change all callers. Don't add undefined or non-ordinary symbols
8612 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8614 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8616 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8617 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8618 (Sized_relobj::relocate_sections): Likewise.
8619 * target-reloc.h (scan_relocs): Adjust section symbol index.
8620 (scan_relocatable_relocs): Likewise.
8621 * i386.cc (Scan::local): Check for ordinary symbols.
8622 * sparc.cc (Scan::local): Likewise.
8623 * x86_64.cc (Scan::local): Likewise.
8624 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8625 to symbol_section_and_value.
8626 * testsuite/many_sections_test.cc: New file.
8627 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8628 (check_PROGRAMS): Add many_sections_test.
8629 (many_sections_test_SOURCES): Define.
8630 (many_sections_test_DEPENDENCIES): Define.
8631 (many_sections_test_LDFLAGS): Define.
8632 (BUILT_SOURCES): Add many_sections_define.h.
8633 (many_sections_define.h): New target.
8634 (BUILT_SOURCES): Add many_sections_check.h.
8635 (many_sections_check.h): New target.
8636 (check_PROGRAMS): Add many_sections_r_test.
8637 (many_sections_r_test_SOURCES): Define.
8638 (many_sections_r_test_DEPENDENCIES): Define.
8639 (many_sections_r_test_LDFLAGS): Define.
8640 (many_sections_r_test_LDADD): Define.
8641 (many_sections_r_test.o): New target.
8642 * testsuite/Makefile.in: Rebuild.
8644 2008-04-17 Cary Coutant <ccoutant@google.com>
8646 * errors.cc (Errors::info): New function.
8647 (gold_info): New function.
8648 * errors.h (Errors::info): New function.
8649 * gold.h (gold_info): New function.
8650 * object.cc (Input_objects::add_object): Print trace output.
8651 * options.cc (options::parse_set): New function.
8652 (General_options::parse_wrap): Deleted.
8653 (General_options::General_options): Deleted initializer.
8654 * options.h (options::String_set): New typedef.
8655 (options::parse_set): New function.
8656 (DEFINE_set): New macro.
8657 (General_options::wrap): Changed to use DEFINE_set. Changed
8658 callers of any_wrap_symbols and is_wrap_symbol.
8659 (General_options::trace, General_options::trace_symbol):
8661 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8662 (General_options::wrap_symbols_): Deleted.
8663 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8665 2008-04-17 David S. Miller <davem@davemloft.net>
8667 * options.cc (General_options::parse_V): New function.
8668 * options.h: Add entries for -V and -Qy.
8670 2008-04-17 Ian Lance Taylor <iant@google.com>
8672 * common.cc (Symbol_table::allocate_commons): Remove options
8673 parameter. Change caller.
8674 (Symbol_table::do_allocate_commons): Remove options parameter.
8675 Change caller. Just call do_allocate_commons_list twice.
8676 (Symbol_table::do_allocate_commons_list): New function, broken out
8677 of do_allocate_commons.
8678 * common.h (class Allocate_commons_task): Remove options_ field.
8680 * symtab.cc (Symbol_table::Symbol_table): Initialize
8682 (Symbol_table::add_from_object): Put TLS common symbols on
8684 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8685 which are IN_OUTPUT_DATA.
8686 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8687 allocate_commons and do_allocate_commons declarations. Declare
8688 do_allocate_commons_list.
8689 * gold.cc (queue_middle_tasks): Update creation of
8690 Allocate_commons_task to not pass options.
8691 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8692 (TLS_TEST_C_FLAGS): New variable.
8693 (tls_test_c_pic.o): New target.
8694 (tls_test_shared.so): Link in tls_test_c_pic.o.
8695 (tls_test_c_pic_ie.o): New target.
8696 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8697 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8698 (tls_test_c.o): New target.
8699 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8700 (tls_pic_test_LDADD): Likewise.
8701 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8702 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8703 (tls_test_c_gnu2.o): New target.
8704 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8706 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8707 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8708 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8709 * testsuite/tls_test.cc: Include "config.h".
8710 (t_last): Call t11_last.
8711 * testsuite/tls_test.h (t11, t11_last): Declare.
8712 * testsuite/tls_test_c.c: New file.
8713 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8714 * configure.ac: Check for OpenMP support.
8715 * configure, config.in, Makefile.in: Rebuild.
8716 * testsuite/Makefile.in: Rebuild.
8718 2008-04-16 Cary Coutant <ccoutant@google.com>
8720 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8721 (Target_i386::tls_base_symbol_defined_): New field.
8722 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8723 (Target_i386::Scan::global): Likewise.
8724 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8725 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8726 (Target_x86_64::tls_base_symbol_defined_): New field.
8727 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8728 (Target_x86_64::Scan::global): Likewise.
8730 2008-04-16 Cary Coutant <ccoutant@google.com>
8732 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8733 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8734 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8735 building shared libraries.
8736 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8737 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8738 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8739 * testsuite/Makefile.in: Rebuild.
8740 * testsuite/weak_undef.h: New file.
8741 * testsuite/weak_undef_file1.cc: Add extra test cases.
8742 * testsuite/weak_undef_file2.cc: Likewise.
8743 * testsuite/weak_undef_test.cc: Likewise.
8745 2008-04-16 David S. Miller <davem@davemloft.net>
8747 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8748 Add issued_non_pic_error_ field. Declare check_non_pic.
8749 (Target_sparc::Scan::check_non_pic): New function.
8750 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8751 (Target_sparc::Scan::global): Likewise.
8753 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8754 * configure: Rebuild.
8756 * options.h (DEFINE_enable): New macro.
8757 (new_dtags): New enable option.
8758 (initfirst, interpose, loadfltr, nodefaultlib,
8759 nodelete, nodlopen, nodump): New -z options.
8760 * layout.cc (Layout:finish_dynamic_section): If new
8761 dtags enabled, emit DT_RUNPATH. Also, emit a
8762 DT_FLAGS_1 containing any specified -z flags.
8764 2008-04-16 Ian Lance Taylor <iant@google.com>
8766 * copy-relocs.cc: New file.
8767 * copy-relocs.h: New file.
8768 * reloc.cc: Remove Copy_relocs code.
8769 * reloc.h: Likewise.
8770 * reloc-types.h (struct Reloc_types) [both versions]: Add
8771 get_reloc_addend_noerror.
8772 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8773 variants of add_global which take an addend which must be zero.
8774 * i386.cc: Include "copy-relocs.h".
8775 (class Target_i386): Change type of copy_relocs_ to variable,
8777 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8779 (Target_i386::do_finalize_sections): Change handling of
8781 * sparc.cc: Include "copy-relocs.h".
8782 (class Target_sparc): Change type of copy_relocs_ to variable,
8784 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8786 (Target_sparc::do_finalize_sections): Change handling of
8788 * x86_64.cc: Include "copy-relocs.h".
8789 (class Target_x86_64): Change type of copy_relocs_ to variable,
8791 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8792 class. Change all callers.
8793 (Target_x86_64::do_finalize_sections): Change handling of
8795 * Makefile.am (CCFILES): Add copy-relocs.cc.
8796 (HFILES): Add copy-relocs.h.
8798 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8800 * testsuite/script_test_4.sh: Permit leading zeroes.
8802 2008-04-15 Ian Lance Taylor <iant@google.com>
8804 * script-sections.cc (Script_sections::create_segments): Use
8805 header_size_adjustment even when there is enough room for the
8807 * testsuite/script_test_4.sh: New file.
8808 * testsuite/script_test_4.t: New file.
8809 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8810 (check_DATA): Add script_test_4.stdout.
8811 (MOSTLYCLEANFILES): Likewise.
8812 (script_test_4): New target.
8813 (script_test_4.stdout): New target.
8814 * testsuite/Makefile.in: Rebuild.
8816 * sparc.cc: Add definitions for Output_data_plt_sparc class
8819 2008-04-14 David S. Miller <davem@davemloft.net>
8821 * sparc.cc: New file.
8822 * Makefile.am (TARGETSOURCES): Add sparc.cc
8823 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8824 * configure.tgt: Document targ_extra_size and
8825 targ_extra_big_endian. Add entries for sparc-* and
8827 * configure.ac: Handle targ_extra_size and
8828 targ_extra_big_endian.
8829 * Makefile.in: Rebuild.
8830 * configure: Likewise.
8831 * po/POTFILES.in: Likewise.
8832 * po/gold.pot: Likewise.
8834 2008-04-14 Ian Lance Taylor <iant@google.com>
8836 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8837 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8838 in the name/type/flags to section mapping. Don't call
8839 allocate_output_section.
8840 (Layout::choose_output_section): Change parameter from adjust_name
8841 to is_input_section. Don't permit input sections after sections
8842 are attached to segments. Don't call allocate_output_section.
8843 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8844 not write_enable_output_section.
8845 (Layout::make_output_section): Don't push to
8846 unattached_section_list_ nor call attach_to_segment. Call
8847 attach_section_to_segment if sections are attached.
8848 (Layout::attach_sections_to_segments): New function.
8849 (Layout::attach_section_to_segment): New function.
8850 (Layout::attach_allocated_section_to_segment): Rename from
8851 attach_to_segment. Remove flags parameter.
8852 (Layout::allocate_output_section): Remove function.
8853 (Layout::write_enable_output_section): Remove function.
8854 * layout.h (class Layout): Update for above changes. Add new
8855 field sections_are_attached_.
8856 * output.h (Output_section::update_flags_for_input_section): New
8858 * output.cc (Output_section::add_input_section): Call
8859 update_flags_for_input_section.
8860 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8862 2008-04-11 Cary Coutant <ccoutant@google.com>
8864 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8865 thought unnecessary.
8866 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8868 2008-04-11 Ian Lance Taylor <iant@google.com>
8870 * output.h (class Output_section_data): Remove inline definition
8872 * output.cc (Output_section_data::set_addralign): New function.
8874 2008-04-11 Cary Coutant <ccoutant@google.com>
8876 Add support for TLS descriptors for i386 and x86_64.
8877 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8878 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8879 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8881 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8882 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8883 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8885 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8886 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8887 Fix problem with initial-exec relocations.
8888 (Target_i386::Relocate::relocate_tls): Likewise.
8889 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8891 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8892 support for section-plus-offset dynamic table entries.
8893 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8894 (Output_data_dynamic::Dynamic_entry): Add support for
8895 section-plus-offset dynamic table entries.
8896 (Output_data_dynamic::Classification): Likewise.
8897 (Output_data_dynamic::classification_): Renamed offset_.
8898 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8899 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8900 (Target_x86_64::make_plt_section): New function.
8901 (Target_x86_64::reserve_tlsdesc_entries): New function.
8902 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8903 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8904 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8905 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8906 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8907 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8908 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8909 add extra PLT entry for TLS descriptors.
8910 (Output_data_plt_x86_64::got_): New field.
8911 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8912 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8914 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8916 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8917 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8918 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8919 R_386_TLS_DESC_CALL relocations.
8920 (Target_x86_64::Scan::global): Likewise.
8921 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8922 for TLS descriptors.
8923 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8924 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8925 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8926 GD-to-IE relaxation.
8927 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8928 and TLS_DESCRIPTORS.
8929 * Makefile.in: Rebuild.
8930 * configure: Rebuild.
8931 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8932 (tls_test_shared2.so): New target.
8933 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8934 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8935 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8936 (tls_shared_gd_to_ie_test_LDADD): New variable.
8937 (tls_shared_gnu2_gd_to_ie_test): New target.
8938 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8940 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8941 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8942 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8943 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8944 (tls_shared_gnu2_test): New target.
8945 (tls_test_gnu2_shared.so): New target.
8946 (tls_shared_gnu2_test_SOURCES): New variable.
8947 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8948 (tls_shared_gnu2_test_LDFLAGS): New variable.
8949 (tls_shared_gnu2_test_LDADD): New variable.
8950 * testsuite/Makefile.in: Rebuild.
8951 * testsuite/Makefile.
8953 2008-04-11 Ian Lance Taylor <iant@google.com>
8955 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8957 * testsuite/Makefile.in: Rebuild.
8959 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8961 * testsuite/script_test_2.cc (main): Adjust test.
8963 2008-04-11 David S. Miller <davem@davemloft.net>
8964 Ian Lance Taylor <iant@google.com>
8966 * options.h (General_options): Add entries for '-Y' and
8968 * options.cc (General_options:finalize): If -Y was used, add those
8969 entries to the library path instead of the default "/lib" and
8972 2008-04-11 David S. Miller <davem@davemloft.net>
8974 * testsuite/justsyms.t: Start at 0x100.
8975 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8976 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8978 * testsuite/script_test_2.cc: Adjust string and section length
8981 2008-04-09 Ian Lance Taylor <iant@google.com>
8984 * script-sections.cc (Sections_element::allocate_to_segment): Add
8986 (Output_section_definition::allocate_to_segment): Likewise.
8987 (Orphan_output_section::allocate_to_segment): Likewise.
8988 (Script_sections::attach_sections_using_phdrs_clause): Don't
8989 propagate non-PT_LOAD segments to orphan sections.
8990 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8991 readelf rather than objdump.
8992 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8993 .interp section and PT_INTERP segment are the same size.
8994 * testsuite/Makefile.in: Rebuild.
8996 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8997 aliases for symbols defined in the same object.
8998 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8999 (weak_alias_test_SOURCES): New variable.
9000 (weak_alias_test_DEPENDENCIES): New variable.
9001 (weak_alias_test_LDFLAGS): New variable.
9002 (weak_alias_test_LDADD): New variable.
9003 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9004 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9005 (weak_alias_test_3.o): New target.
9006 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9007 * testsuite/weak_alias_test_main.cc: New file.
9008 * testsuite/weak_alias_test_1.cc: New file.
9009 * testsuite/weak_alias_test_2.cc: New file.
9010 * testsuite/weak_alias_test_3.cc: New file.
9012 2008-04-08 Ian Lance Taylor <iant@google.com>
9014 * options.h (class General_options): Add --noinhibit-exec option.
9015 * main.cc (main): Check --noinhibit-exec.
9017 * options.h (class General_options): Define --wrap as a special
9018 option. Add wrap_symbols_ field.
9019 (General_options::any_wrap_symbols): New function.
9020 (General_options::is_wrap_symbol): New function.
9021 * options.cc (General_options::parse_wrap): New function.
9022 (General_options::General_options): Initialize wrap_symbols_.
9023 * symtab.cc (Symbol_table::wrap_symbol): New function.
9024 (Symbol_table::add_from_object): Handle --wrap.
9025 * symtab.h (class Symbol_table): Declare wrap_symbol.
9026 * target.h (Target::wrap_char): New function.
9027 (Target::Target_info): Add wrap_char field.
9028 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9029 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9030 * testsuite/testfile.cc (Target_test::test_target_info):
9033 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9036 * layout.h (class Layout): Add added_eh_frame_data_ field.
9037 * layout.cc (Layout::Layout): Initialize new field.
9038 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9039 output section until we find a section we merged successfully.
9040 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9041 that the size be non-zero.
9043 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9046 2008-04-08 Craig Silverstein <csilvers@google.com>
9048 * configure.ac: Export new conditional variable HAVE_ZLIB.
9049 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9051 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9052 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9054 2008-04-07 Ian Lance Taylor <iant@google.com>
9056 * version.cc (version_string): Set to "1.5".
9058 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9059 Add issued_non_pic_error_ field. Declare check_non_pic.
9060 (Target_x86_64::Scan::check_non_pic): New function.
9061 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9062 (Target_x86_64::Scan::global): Likewise.
9064 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9065 addend parameter. Change caller. Handle merge sections.
9066 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9067 Address to Addend. Don't add in the result of
9068 local_section_offset, pass down the addend and use the returned
9070 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9071 Update declarations of local_section_offset and symbol_value.
9072 * testsuite/two_file_test_1.cc (t18): New function.
9073 * testsuite/two_file_test_2.cc (f18): New function.
9074 * testsuite/two_file_test_main.cc (main): Call t18.
9075 * testsuite/two_file_test.h (t18, f18): Declare.
9077 * configure.ac: Don't test for objdump, c++filt, or readelf.
9078 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9080 (TEST_READELF): New variable.
9081 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9082 (check_PROGRAMS): Add two_file_strip_test.
9083 (two_file_strip_test): New target.
9084 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9085 (two_file_same_shared_strip_test_SOURCES): New variable.
9086 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9087 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9088 (two_file_same_shared_strip_test_LDADD): New variable.
9089 (two_file_shared_strip.so): New target.
9090 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9091 (ver_test_5.syms, ver_test_7.syms): Likewise.
9092 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9093 (strip_test_3.stdout): Use TEST_OBJDUMP.
9094 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9096 2008-04-04 Cary Coutant <ccoutant@google.com>
9098 * symtab.h (Symbol::is_weak_undefined): New function.
9099 (Symbol::is_strong_undefined): New function.
9100 (Symbol::is_absolute): New function.
9101 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9102 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9104 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9105 (weak_undef_test): New target.
9106 * testsuite/Makefile.in: Rebuild.
9107 * testsuite/weak_undef_file1.cc: New file.
9108 * testsuite/weak_undef_file2.cc: New file.
9109 * testsuite/weak_undef_test.cc: New file.
9111 2008-04-03 Craig Silverstein <csilvers@google.com>
9113 * compressed_output.h (class Output_compressed_section): Use
9115 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9117 (zlib_compressed_suffix): Removed.
9118 (Output_compressed_section::set_final_data_size): Use unsigned
9120 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9121 Fix linker invocation.
9122 (flagstest_o_specialfile_and_compress_debug_sections):
9124 * testsuite/Makefile.in: Regenerated.
9126 2008-04-02 David S. Miller <davem@davemloft.net>
9128 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9129 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9131 2008-04-02 Craig Silverstein <csilvers@google.com>
9135 2008-04-02 Ian Lance Taylor <iant@google.com>
9137 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9138 parameters. Update for new key type to views_. Change all
9140 (File_read::read): Adjust for byteshift in returned view.
9141 (File_read::add_view): New function, broken out of
9143 (File_read::make_view): New function, broken out of
9145 (File_read::find_or_make_view): Add offset and aligned
9146 parameters. Rewrite accordingly. Change all callers.
9147 (File_read::get_view): Add offset and aligned parameters. Adjust
9148 for byteshift in return value.
9149 (File_read::get_lasting_view): Likewise.
9150 * fileread.h (class File_read): Update declarations.
9151 (class File_read::View): Add byteshift_ field. Add byteshift to
9152 constructor. Add byteshift method.
9153 * archive.h (Archive::clear_uncached_views): New function.
9154 (Archive::get_view): Add aligned parameter. Change all callers.
9155 * object.h (Object::get_view): Add aligned parameter. Change all
9157 (Object::get_lasting_view): Likewise.
9159 * fileread.cc (File_read::release): Don't call clear_views if
9160 there are multiple objects.
9161 * fileread.h (File_read::clear_uncached_views): New function.
9162 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9165 2008-03-31 Cary Coutant <ccoutant@google.com>
9167 Add thin archive support.
9168 * archive.cc (Archive::armagt): New const.
9169 (Archive::setup): Remove task parameter and calls to unlock.
9170 (Archive::unlock_nested_archives): New function.
9171 (Archive::read_header): Add nested_off parameter. Change
9173 (Archive::interpret_header): Likewise.
9174 (Archive::include_all_members): Change to handle thin
9176 (Archive::include_member): Likewise.
9177 * archive.h (Archive::Archive): Add new parameters and
9179 (Archive::armagt): New const.
9180 (Archive::setup): Remove task parameter.
9181 (Archive::unlock_nested_archives): New function.
9182 (Archive::read_header): Add nested_off parameter.
9183 (Archive::interpret_header): Likewise.
9184 (Archive::Nested_archive_table): New typedef.
9185 (Archive::is_thin_archive_): New field.
9186 (Archive::nested_archives_): New field.
9187 (Archive::options_): New field.
9188 (Archive::dirpath_): New field.
9189 (Archive::task_): New field.
9190 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9191 for thin archives. Pass additional parameters to
9192 Archive::Archive. Unlock the archive file after calling
9195 2008-03-29 Ian Lance Taylor <iant@google.com>
9197 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9198 version symbol to be local.
9199 * testsuite/ver_test_4.sh: New file.
9200 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9201 (check_DATA): Add ver_test_4.syms.
9202 (ver_test_4.syms): New target.
9203 * testsuite/Makefile.in: Rebuild.
9206 (Output_section::Input_section_sort_entry::has_priority): New
9208 (Output_section::Input_section_sort_entry::match_file_name): New
9210 (Output_section::Input_section_sort_entry::match_section_name):
9212 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9214 (Output_section::Input_section_sort_entry::match_section_file):
9216 (Output_section::Input_section_sort_compare::operator()): Rewrite
9217 using new Input_section_sort_entry functions. Sort crtbegin and
9218 crtend first. Sort sections with no priority before sections with
9220 * testsuite/initpri1.c (d3): Check j != 4.
9221 (cd5): New constructor/destructor function.
9222 (main): Check j != 2.
9224 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9225 new symbol when resolving, don't call set_is_default.
9226 * testsuite/ver_test_7.cc: New file.
9227 * testsuite/ver_test_7.sh: New file.
9228 * testsuite/Makefile.am (ver_test_7.so): New target.
9229 (ver_test_7.o): New target.
9230 (check_SCRIPTS): Add ver_test_7.sh.
9231 (check_DATA): Add ver_test_7.syms.
9232 (ver_test_7.syms): New target.
9234 2008-03-28 Ian Lance Taylor <iant@google.com>
9236 * layout.cc (Layout::layout): If we see an input section with a
9237 name that needs sorting, set the must_sort flag for the output
9239 (Layout::make_output_section): If the name of the output section
9240 indicates that it might require sorting, set the may_sort flag.
9241 * output.h (Output_section::may_sort_attached_input_sections): New
9243 (Output_section::set_may_sort_attached_input_sections): New
9245 (Output_section::must_sort_attached_input_sections): New
9247 (Output_section::set_must_sort_attached_input_sections): New
9249 (class Output_section): Declare Input_section_sort_entry. Define
9250 Input_section_sort_compare. Declare
9251 sort_attached_input_sections. Add new fields:
9252 may_sort_attached_input_sections_,
9253 must_sort_attached_input_sections_,
9254 attached_input_sections_are_sorted_.
9255 * output.cc (Output_section::Output_section): Initialize new
9257 (Output_section::add_input_section): Add an entry to
9258 input_sections_ if may_sort or must_sort are true.
9259 (Output_section::set_final_data_size): Call
9260 sort_attached_input_sections if necessary.
9261 (Output_section::Input_section_sort_entry): Define new class.
9262 (Output_section::Input_section_sort_compare::operator()): New
9264 (Output_section::sort_attached_input_sections): New function.
9265 * configure.ac: Check whether the compiler supports constructor
9266 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9267 * testsuite/initpri1.c: New file.
9268 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9269 CONSTRUCTOR_PRIORITY.
9270 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9271 (initpri1_LDFLAGS): New variable.
9272 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9274 2008-03-27 Ian Lance Taylor <iant@google.com>
9276 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9277 * testsuite/common_test_1.c: New file.
9278 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9279 (common_test_1_SOURCES): New variable.
9280 (common_test_1_DEPENDENCIES): New variable.
9281 (common_test_1_LDFLAGS): New variable.
9283 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9284 and commons_ correctly when NAME/VERSION does not override
9286 * testsuite/ver_test_6.c: New file.
9287 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9288 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9289 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9291 2008-03-26 Ian Lance Taylor <iant@google.com>
9293 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9294 of an undefined symbol from a version script.
9295 * testsuite/Makefile.am (ver_test_5.so): New target.
9296 (ver_test_5.o): New target.
9297 (check_SCRIPTS): Add ver_test_5.sh.
9298 (check_DATA): Add ver_test_5.syms.
9299 (ver_test_5.syms): New target.
9300 * testsuite/ver_test_5.cc: New file.
9301 * testsuite/ver_test_5.script: New file.
9302 * testsuite/ver_test_5.sh: New file.
9303 * Makefile.in, testsuite/Makefile.in: Rebuild.
9306 Fix problems building gold with gcc 4.3.0.
9307 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9308 (gold_error_at_location, gold_warning_at_location): Use it.
9309 * configure.ac: Check whether we can compile and use a template
9310 function with a printf attribute.
9311 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9312 when jumping over bytes.
9313 * object.cc: Instantiate Object::read_section_data.
9314 * debug.h: Include <cstring>
9315 * dwarf_reader.cc: Include <algorithm>
9316 * main.cc: Include <cstring>.
9317 * options.cc: Include <cstring>.
9318 * output.cc: Include <cstring>.
9319 * script.cc: Include <cstring>.
9320 * script.h: Include <string>.
9321 * symtab.cc: Include <cstring> and <algorithm>.
9322 * target-select.cc: Include <cstring>.
9323 * version.cc: Include <string>.
9324 * testsuite/testmain.cc: Include <cstdlib>.
9325 * configure, config.in: Rebuild.
9327 2008-03-25 Ian Lance Taylor <iant@google.com>
9329 * options.cc: Include "../bfd/bfdver.h".
9330 (options::help): Print bug reporting address.
9332 * version.cc (print_version): Adjust output for current value of
9337 * options.cc (options::help): Print list of supported targets.
9338 * target-select.h: Include <vector>.
9339 (class Target_selector): Make machine_, size_, and is_big_endian_
9340 fields const. Add bfd_name_ and instantiated_target_ fields.
9341 (Target_selector::Target_selector): Add bfd_name parameter.
9342 (Target_selector::recognize): Make non-virtual, call
9344 (Target_selector::recognize_by_name): Make non-virtual, call
9345 do_recognize_by_name.
9346 (Target_selector::supported_names): New function.
9347 (Target_selector::bfd_name): New function.
9348 (Target_selector::do_instantiate_target): New pure virtual
9350 (Target_selector::do_recognize): New virtual function.
9351 (Target_selector::do_recognize_by_name): New virtual function.
9352 (Target_selector::instantiate_target): New private function.
9353 (supported_target_names): Declare.
9354 * target-select.cc (Target_selector::Target_selector): Update for
9355 new parameter and fields.
9356 (select_target_by_name): Check that the name matches before
9357 calling recognize_by_name.
9358 (supported_target_names): New function.
9359 * i386.cc (class Target_selector_i386): Update Target_selector
9360 constructor call. Remove recognize and recognize_by_name. Add
9361 do_instantiate_target.
9362 * x86_64.cc (class Target_selector_x86_64): Likewise.
9363 * testsuite/testfile.cc (class Target_selector_test): Update for
9364 changes to Target_selector.
9366 * README: Rewrite, with some notes on unsupported features.
9368 2008-03-24 Cary Coutant <ccoutant@google.com>
9370 * i386.cc (Target_i386::Got_type): New enum declaration.
9371 (Target_i386::Scan::local): Updated callers of Output_data_got
9373 (Target_i386::Scan::global): Likewise.
9374 (Target_i386::Relocate::relocate): Likewise.
9375 (Target_i386::Relocate::relocate_tls): Likewise.
9376 * object.h (Got_offset_list): New class.
9377 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9378 (Sized_relobj::local_got_offset): Likewise.
9379 (Sized_relobj::set_local_got_offset): Likewise.
9380 (Sized_relobj::local_has_tls_got_offset): Removed.
9381 (Sized_relobj::local_tls_got_offset): Removed.
9382 (Sized_relobj::set_local_tls_got_offset): Removed.
9383 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9384 * output.cc (Output_data_got::add_global): Added got_type parameter.
9385 (Output_data_got::add_global_with_rel): Likewise.
9386 (Output_data_got::add_global_with_rela): Likewise.
9387 (Output_data_got::add_global_pair_with_rel): New function.
9388 (Output_data_got::add_global_pair_with_rela): New function.
9389 (Output_data_got::add_local): Added got_type parameter.
9390 (Output_data_got::add_local_with_rel): Likewise.
9391 (Output_data_got::add_local_with_rela): Likewise.
9392 (Output_data_got::add_local_pair_with_rel): New function.
9393 (Output_data_got::add_local_pair_with_rela): New function.
9394 (Output_data_got::add_global_tls): Removed.
9395 (Output_data_got::add_global_tls_with_rel): Removed.
9396 (Output_data_got::add_global_tls_with_rela): Removed.
9397 (Output_data_got::add_local_tls): Removed.
9398 (Output_data_got::add_local_tls_with_rel): Removed.
9399 (Output_data_got::add_local_tls_with_rela): Removed.
9400 * output.h (Output_data_got::add_global): Added got_type parameter.
9401 (Output_data_got::add_global_with_rel): Likewise.
9402 (Output_data_got::add_global_with_rela): Likewise.
9403 (Output_data_got::add_global_pair_with_rel): New function.
9404 (Output_data_got::add_global_pair_with_rela): New function.
9405 (Output_data_got::add_local): Added got_type parameter.
9406 (Output_data_got::add_local_with_rel): Likewise.
9407 (Output_data_got::add_local_with_rela): Likewise.
9408 (Output_data_got::add_local_pair_with_rel): New function.
9409 (Output_data_got::add_local_pair_with_rela): New function.
9410 (Output_data_got::add_global_tls): Removed.
9411 (Output_data_got::add_global_tls_with_rel): Removed.
9412 (Output_data_got::add_global_tls_with_rela): Removed.
9413 (Output_data_got::add_local_tls): Removed.
9414 (Output_data_got::add_local_tls_with_rel): Removed.
9415 (Output_data_got::add_local_tls_with_rela): Removed.
9416 * resolve.cc (Symbol::override_base_with_special): Removed
9417 reference to has_got_offset_ field.
9418 * symtab.cc (Symbol::init_fields): Replaced initialization
9419 of got_offset_ with got_offsets_. Removed initialization
9421 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9422 (Symbol::got_offset): Likewise.
9423 (Symbol::set_got_offset): Likewise.
9424 (Symbol::has_tls_got_offset): Removed.
9425 (Symbol::tls_got_offset): Removed.
9426 (Symbol::set_tls_got_offset): Removed.
9427 (Symbol::got_offset_): Removed.
9428 (Symbol::tls_mod_got_offset_): Removed.
9429 (Symbol::tls_pair_got_offset_): Removed.
9430 (Symbol::got_offsets_): New field.
9431 (Symbol::has_got_offset): Removed.
9432 (Symbol::has_tls_mod_got_offset): Removed.
9433 (Symbol::has_tls_pair_got_offset): Removed.
9434 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9435 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9437 (Target_x86_64::Scan::global): Likewise.
9438 (Target_x86_64::Relocate::relocate): Likewise.
9439 (Target_x86_64::Relocate::relocate_tls): Likewise.
9441 2008-03-25 Ben Elliston <bje@au.ibm.com>
9443 * yyscript.y: Fix spelling error in comment.
9445 2008-03-24 Ian Lance Taylor <iant@google.com>
9447 * options.h (class General_options): Define build_id option.
9448 * layout.h (class Layout): Declare write_build_id, create_note,
9449 create_build_id. Add build_id_note_ member.
9450 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9451 "libiberty.h", "md5.h", "sha1.h".
9452 (Layout::Layout): Initialize eh_frame_data_,
9453 eh_frame_hdr_section_, and build_id_note_.
9454 (Layout::finalize): Call create_build_id.
9455 (Layout::create_note): New function, broken out of
9456 Layout::create_gold_note.
9457 (Layout::create_gold_note): Call create_note.
9458 (Layout::create_build_id): New function.
9459 (Layout::write_build_id): New function.
9460 (Close_task_runner::run): Call write_build_id.
9462 * x86_64.cc: Correct license to GPLv3.
9464 2008-03-23 Ian Lance Taylor <iant@google.com>
9466 * options.cc: Include "demangle.h".
9467 (parse_optional_string): New function.
9468 (parse_long_option): Handle takes_optional_argument.
9469 (parse_short_option): Update dash_z initializer. Handle
9470 takes_optional_argument.
9471 (General_options::General_options): Initialize do_demangle_.
9472 (General_options::finalize): Set do_demangle_. Handle demangling
9474 * options.h (parse_optional_string): Declare.
9475 (struct One_option): Add optional_arg field. Update constructor.
9476 Update call constructor calls. Add takes_optional_argument
9478 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9479 (DEFINE_optional_string): Define.
9480 (General_options::demangle): Change from DEFINE_bool to
9481 DEFINE_optional_string.
9482 (General_options::no_demangle): New function.
9483 (General_options::do_demangle): New function.
9484 (General_options::set_do_demangle): New function.
9485 (General_options::execstack_status_): Move definition to end of
9487 (General_options::static_): Likewise.
9488 (General_options::do_demangle_): New field.
9489 * object.cc (big_endian>::get_symbol_location_info): Call
9490 Options::do_demangle, not Options::demangle.
9491 * symtab.cc (demangle): Likewise.
9493 2008-03-22 Ian Lance Taylor <iant@google.com>
9495 * gold.h: Include <cstddef> and <sys/types.h>
9496 * options.h: Include <cstring>.
9498 2008-03-21 Ian Lance Taylor <iant@google.com>
9500 * Added source code to GNU binutils.