1 2010-11-18 Doug Kwan <dougkwan@google.com>
3 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
4 and right_alignment to be zero. Store result alignment only if it is
5 greater than existing alignment.
7 2010-11-16 Cary Coutant <ccoutant@google.com>
10 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
11 Check for ".zdebug_line".
13 2010-11-16 Doug Kwan <dougkwan@google.com>
14 Cary Coutant <ccoutant@google.com>
16 * output.h (Output_segment::set_section_addresses): Pass increase_relro
17 by reference; adjust all callers.
18 * output.cc (Output_segment::set_section_addresses): Adjust references
19 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
21 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
24 2010-11-16 Cary Coutant <ccoutant@google.com>
27 * layout.cc (Layout::choose_output_section): Transform names of
28 compressed sections even when using a script with a SECTIONS clause.
29 (Layout::output_section_name): Remove code to transform
30 compressed debug section names.
31 * output.cc (Output_section::add_input_section): Use uncompressed
32 section size when tracking input sections.
34 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
36 * symtab.h (Symbol::NON_PIC_REF): Remove.
37 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
38 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
39 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
40 (Symbol::use_plt_offset): Take a flags argument and pass it
41 directly to needs_dynamic_reloc. Restrict check for undefined
42 weak symbols to function calls.
43 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
44 (Target_arm::Scan::global): Use it.
45 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
46 (Target_arm::Relocate::relocate): Likewise.
47 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
48 parameter with an r_type parameter. Use get_reference_flags
50 (Target_arm::Relocate::relocate): Update accordingly.
51 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
52 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
53 (Target_i386::Scan::global): Likewise.
54 (Target_i386::Relocate::relocate): Likewise.
55 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
56 parameter with an r_type parameter. Use get_reference_flags
58 (Target_i386::Relocate::relocate): Update accordingly.
59 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
60 (Target_powerpc::Scan::global): Use it.
61 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
62 (Target_powerpc::Relocate::relocate): Likewise.
63 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
64 (Target_sparc::Scan::global): Use it.
65 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
66 (Target_sparc::Relocate::relocate): Likewise.
67 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
68 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
69 (Target_x86_64::Scan::global): Likewise.
70 (Target_x86_64::Relocate::relocate): Likewise.
72 2010-11-08 Doug Kwan <dougkwan@google.com>
73 Cary Coutant <ccoutant@google.com>
75 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
76 (Arm_exidx_merge_section::section_contents_): New data member.
77 (Arm_input_section::Arm_input_section): Initialize original_contents_.
78 (Arm_input_section::~Arm_input_section): De-allocate memory.
79 (Arm_input_section::original_contents_): New data member.
80 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
81 in parameters instead of calling Object::section_contents without
83 (Arm_output_section::group_section): New parameter TASK. Pass it
84 to callees that need locking objects.
85 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
86 to lock EXIDX input sections. Fix a formatting issue. Call
87 Arm_exidx_merged_section::build_contents to create merged section
89 (Arm_output_section::create_stub_group): New parameter TASK. Use it
90 to lock object of stub table owner.
91 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
92 TEXT_SIZE to initialize data member TEXT_SIZE_.
93 (Arm_exidx_input_section::addralign): Fix typo in comment.
94 (Arm_exidx_input_section::text_size): New method.
95 (Target_arm::do_relax): New parameter TASK. Pass it to callees
96 that require locking objects. Lock objects before scanning for stubs
97 and updating local symbols.
98 (Arm_input_section<big_endian>::init): Copy contents of original
100 (Arm_input_section<big_endian>::do_write): Use saved contents of
101 original input section instead of calling Object::section_contents
103 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
104 size without calling Object::section_size().
105 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
106 for size. Allocate a buffer for merged EXIDX entries.
107 (Arm_exidx_merged_section::build_contents): New method.
108 (Arm_exidx_merged_section::do_write): Move merge section contents
109 building code to Arm_exidx_merged_section::build_contetns. Write
110 out contetns in buffer instead of building it on the fly.
111 (Arm_relobj::make_exidx_input_section): Also pass text section size
112 to Arm_exidx_input_section constructor.
113 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
114 (Arm_dynobj::do_read_symbols): Fix memory leak.
115 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
116 * target.h: (class Task): Add forward declaration.
117 (Target::relax): Add new parameter TASK and pass it to
119 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
121 2010-11-05 Cary Coutant <ccoutant@google.com>
124 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
125 object when reading from the file.
126 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
128 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
129 when reading section contents.
130 (get_section_contents): Likewise.
131 (icf::find_identical_sections): Likewise.
132 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
133 object when reading from the file.
134 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
135 the object when doing deferred section layout.
137 2010-11-03 Nick Clifton <nickc@redhat.com>
140 * script.h (class Symbol_assignment: name): New member. Returns
141 the name of the symbol.
142 * scrfipt.cc (Script_options::is_pending_assignment): New member.
143 Returns true if the given symbol name is on the list of
144 assignments wating to be processed.
145 * archive.cc (should_incldue_member): If the symbol is undefined,
146 check to see if it is on the list of symbols pending assignment.
148 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
150 * script-sections.cc (Script_sections::find_memory_region): Check
151 for a NULL output section pointer.
153 2010-10-29 Doug Kwan <dougkwan@google.com>
155 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
156 Output_section::add_relaxed_input_section.
157 * output.cc (Output_section::add_relaxed_input_section): Add new
158 arguments LAYOUT and NAME. Set section order index.
159 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
160 Copy section order index.
161 * output.h (Output_section::add_relaxed_input_section): Add new
162 arguments LAYOUT and NAME.
164 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
166 * testsuite/Makefile.am: Move gcctestdir/ld rule to
167 NATIVE_OR_CROSS_LINKER.
168 * testsuite/Makefile.in: Regenerate.
170 2010-10-20 Doug Kwan <dougkwan@google.com>
172 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
173 without SHF_LINK_ORDER flags.
174 * layout.cc (Layout::choose_output_section): Do not filter
175 SHF_LINK_ORDER flag in a relocatable link.
177 2010-10-17 Cary Coutant <ccoutant@google.com>
179 * output.h (Output_segment::set_section_addresses): Change function
180 signature. Update all callers.
181 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
183 (Output_segment::set_section_addresses): Align after last TLS
184 section. Add padding before last relro section instead of after.
186 2010-10-17 Doug Kwan <dougkwan@google.com>
188 * gold/arm.cc (Target_arm::got_section): Use correct order and set
189 GOT output section to be writable.
191 2010-10-14 Cary Coutant <ccoutant@google.com>
193 * debug.h (DEBUG_INCREMENTAL): New flag.
194 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
195 * gold.cc (queue_initial_tasks): Check parameters for incremental link
197 * incremental.cc (report_command_line): Ignore all forms of
199 * layout.cc (Layout::Layout): Check parameters for incremental link
201 * options.cc (General_options::parse_incremental): New function.
202 (General_options::parse_no_incremental): New function.
203 (General_options::parse_incremental_full): New function.
204 (General_options::parse_incremental_update): New function.
205 (General_options::incremental_mode_): New data member.
206 (General_options::finalize): Check incremental_mode_.
207 * options.h (General_options): Update help text for --incremental.
208 Add --no-incremental, --incremental-full, --incremental-update.
209 (General_options::Incremental_mode): New enum type.
210 (General_options::incremental_mode): New function.
211 (General_options::incremental_mode_): New data member.
212 * parameters.cc (Parameters::incremental_mode_): New data member.
213 (Parameters::set_options): Set incremental_mode_.
214 (Parameters::set_incremental_full): New function.
215 (Parameters::incremental): New function.
216 (Parameters::incremental_update): New function.
217 (set_parameters_incremental_full): New function.
218 * parameters.h (Parameters::set_incremental_full): New function.
219 (Parameters::incremental): New function.
220 (Parameters::incremental_update): New function.
221 (Parameters::incremental_mode_): New data member.
222 (set_parameters_incremental_full): New function.
223 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
224 incremental link mode.
225 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
226 (Sized_relobj::do_relocate_sections): Likewise.
227 * testsuite/Makefile.am (incremental_test): Use --incremental-full
229 * testsuite/Makefile.in: Regenerate.
230 * testsuite/incremental_test.sh: Filter all forms of --incremental.
232 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
234 * script-sections.h (class Script_sections): Make
235 Sections_elements typedef public.
236 * script-sections.cc (class Sort_output_sections): Add elements_
237 field. Add constructor which sets it; change all callers.
238 (Sort_output_sections::is_before): New function.
239 (Sort_output_sections::operator()): Call is_before.
240 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
242 * testsuite/script_test_10.sh: New test. Test script section
244 * testsuite/script_test_10.t: Likewise.
245 * testsuite/script_test_10.s: Likewise.
246 * testsuite/Makefile.am: Wrap the cross linker tests and the
247 common tests into NATIVE_OR_CROSS_LINKER.
248 (check_SCRIPTS): Add script_test_10.sh.
249 (check_DATA): Add script_test_10.stdout.
250 (script_test_10.o, script_test_10): New targets.
251 (script_test_10.stdout): New target.
252 * configure, testsuite/Makefile.in: Regenerate.
254 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
256 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
257 error for the deprecated relocations.
258 (Target_arm::Scan::global): Likewise.
259 (Target_arm::Relocate::relocate): Likewise.
261 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
263 * fileread.cc (Input_file::find_file): Initialize *found_name
264 and *namep when using the fallback search for case 4.
266 2010-10-11 Cary Coutant <ccoutant@google.com>
268 * options.h (class General_options): Redefine -z lazy as an alias for
269 the negation of -z now.
271 2010-10-11 Ian Lance Taylor <iant@google.com>
273 * resolve.cc (symbol_to_bits): Report the value of the unsupported
276 2010-10-06 Nick Clifton <nickc@redhat.com>
278 * script-sections.cc(class Memory_region): Remove
279 current_lma_offset_ field. Rename current_vma_offset_ to
280 current_offset_. Add last_section_ field.
281 (Memory_region::get_current_vma_address): Rename to
283 (Memory_region::get_current_lma_address): Delete.
284 (Memory_region::increment_vma_offset): Rename to
286 (Memory_region::increment_lma_offset): Delete.
287 (Memory_region::attributes_compatible): New method. Returns
288 true if the provided section is compatible with the region.
289 (Memory_region::get_last_section): New method. Returns the last
290 section to use the region.
291 (Memory_region::set_last_section): New method. Stores the last
292 section to use the region.
293 (Script_sections::block_in_region): New method. Returns true if
294 a block of memory is contained within a region.
295 (Script_sections::find_memory_region): New method. Locates a
296 memory region to be used to set a VMA or LMA address.
297 (Output_section_definition::set_section_addresses): Add code to
298 check for addresses set by memory regions.
299 (Output_segment::set_section_addresses): Remove memory region
301 (Script_sections::create_segment): Add a warning if a header
302 segment is created outside of any region.
303 * script-sections.h (class Script_sections): Add prototypes for
304 find_memory_region and block_in_region methods.
305 * testsuite/memory_test.s: Use .long instead of .word.
306 * testsuite/memory_test.t: Add some more output sections.
307 * testsuite/memory_test.sh: Update expected output.
309 2010-10-02 Doug Kwan <dougkwan@google.com>
311 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
312 defintion to symtab.h
313 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
314 declaration to defintion.
316 2010-10-01 Nick Clifton <nickc@redhat.com>
318 * expression.cc (eval): Replace dummy argument with NULL.
319 (eval_maybe_dot): Check for a NULL result section pointer.
320 (Symbol_expression::value): Likewise.
321 (Dot_expression::value): Likewise.
322 (BINARY_EXPRESSION): Likewise.
323 (Max_expression::value): Likewise.
324 (Min_expression::value): Likewise.
325 (Absolute_expression::value): Likewise.
326 (Addr_expression::value_from_output_section): Likewise.
327 (Loaddddr_expression::value_from_output_section): Likewise.
328 (Segment_start_expression::value): Likewise.
330 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
332 (Sections_elememt_dot_assignment::set_section_addresses):
334 (Output_data_expression::do_write_to_buffer): Likewise.
335 (Output_section_definition::finalize_symbols): Likewise.
336 (Output_section_definition::set_section_addresses): Likewise.
338 2010-09-30 Doug Kwan <dougkwan@google.com>
340 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
342 2010-09-28 Sriraman Tallam <tmsriram@google.com>
344 * target.h (Target::can_icf_inline_merge_sections): New virtual
346 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
348 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
350 * icf.cc (get_section_contents): Inline merge sections only when
353 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
355 * configure: Regenerate.
357 2010-09-17 Ian Lance Taylor <iant@google.com>
359 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
360 * testsuite/Makefile.am (memory_test.o): New target.
361 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
363 * testsuite/Makefile.in: Rebuild.
365 2010-09-17 Doug Kwan <dougkwan@google.com>
367 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
368 defintion if relocation uses GOT entries of the symbol.
369 * testsuite/icf_safe_test.sh: Fix test.
370 * testsuite/icf_safe_so_test.sh: Fix test.
372 2010-09-16 Cary Coutant <ccoutant@google.com>
374 * script_sections.cc (class Memory_region): Remove "NULL" from
375 vector initializations.
377 2010-09-15 Cary Coutant <ccoutant@google.com>
379 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
380 Resolve forwarding symbols.
382 2010-09-15 Doug Kwan <dougkwan@google.com>
384 * gold/testsuite/script_test_3.t: Add ARM special sections.
385 * gold/testsuite/script_test_4.t: Same.
386 * gold/testsuite/script_test_5.t: Same.
387 * gold/testsuite/script_test_6.t: Same.
388 * gold/testsuite/script_test_7.t: Same.
389 * gold/testsuite/script_test_7.t: Same.
390 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
392 2010-09-14 Cary Coutant <ccoutant@google.com>
394 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
395 (Target_x86_64::Relocate::relocate_tls): Replace check for
396 saw_tls_block_reloc_ with test for executable section.
398 2010-09-12 Cary Coutant <ccoutant@google.com>
400 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
401 position-independent executables to shared libraries need dynamic
403 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
404 position-independent executables.
405 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
406 * testsuite/Makefile.in: Regenerate.
408 2010-09-10 Nick Clifton <nickc@redhat.com>
411 * testsuite/memory_test.t: Discard any sections that are not
414 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
417 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
418 "This::" to work around a bug in gcc 4.2.
420 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
422 2010-09-09 Rafael Espindola <espindola@google.com>
424 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
425 sections with different PF_X flags in the same segment.
426 (Layout::find_first_load_seg): Search all segments to find the first
428 * options.h (rosegment): New.
430 2010-09-08 Rafael Espindola <espindola@google.com>
432 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
434 2010-09-08 Doug Kwan <dougkwan@google.com>
436 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
437 (Arm_relobj::do_relocate_sections): Add new parameter for output
438 file to match the parent.
439 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
440 of local symbols instead of input values. Update code to track
441 changes in gold::relocate_section.
442 * object.cc (Sized_relobj::compute_final_local_value): New methods.
443 (Sized_relobj::compute_final_local_value_internal): New methods.
444 (Sized_relobj::do_finalize_local_symbols): Move code from loop
445 body into private version of Sized_relobj::compute_final_local_value.
446 Call the inline method.
447 * object.h (Symbol_value::Symbol_value): Define destructor. Free
448 merged symbol value if there is one.
449 (Symbol_value::has_output_value): New method defintiion.
450 (Sized_relobj::Compute_final_local_value_status): New enum type.
451 (Sized_relobj::compute_final_local_value): New methods.
452 (Sized_relobj::compute_final_local_value_internal): New methods.
453 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
454 and arm_cortex_a8.sh.
455 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
456 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
458 * Makefile.in: Regenerate.
459 * testsuite/arm_bl_out_of_range.s: Update test.
460 * testsuite/thumb_bl_out_of_range.s: Ditto.
461 * testsuite/thumb_blx_out_of_range.s: Ditto.
462 * testsuite/arm_branch_out_of_range.sh: New file.
463 * testsuite/arm_cortex_a8.sh: Ditto.
464 * testsuite/arm_cortex_a8_b.s: Ditto.
465 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
466 * testsuite/arm_cortex_a8_b_local.s: Ditto.
467 * testsuite/arm_cortex_a8_bl.s: Ditto.
468 * testsuite/arm_cortex_a8_blx.s: Ditto.
469 * testsuite/arm_cortex_a8_local.s: Ditto.
470 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
471 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
473 2010-09-08 Rafael Espindola <espindola@google.com>
475 * Makefile.am (memory_test.stdout): Run readelf with -W.
476 * Makefile.in: Regenerate.
477 * testsuite/memory_test.sh: Make the regexps accept both 32 and
480 2010-09-08 Rafael Espindola <espindola@google.com>
482 * script-sections.cc (Script_sections::add_memory_region): Convert
483 field precision to int.
484 * script.cc (script_set_section_region, script_set_section_region):
485 Convert field precision to int.
487 2010-09-08 Rafael Espindola <espindola@google.com>
489 * arm.cc (do_finalize_sections): Create the __exidx_start and
490 __exdix_end symbols even when the section is missing.
492 2010-09-08 Nick Clifton <nickc@redhat.com>
494 * README: Remove claim that MEMORY is not supported.
495 * expression.cc (script_exp_function_origin)
496 (script_exp_function_length): Move from here to ...
497 * script.cc: ... here.
498 (script_set_section_region, script_add_memory)
499 (script_parse_memory_attr, script_include_directive): New
502 (class Memory_region): New class.
503 (class Output_section_definition): Add set_memory_region,
504 set_section_vma, set_section_lma and get_section_name methods.
505 (class Script_Sections): Add add_memory_region,
506 find_memory_region, find_memory_region_origin,
507 find_memory_region_length and set_memory_region methods.
508 Have set_section_addresses method walk the list of set memory
510 Extend the print methos to display memory regions.
511 * script-sections.h: Add prototypes for new methods.
512 Add enum for MEMORY region attributes.
513 * yyscript.y: Add support for parsing MEMORY regions.
514 * script-c.h: Add prototypes for new functions.
515 * testsuite/Makefile.am: Add test of MEMORY region functionality.
516 * testsuite/Makefile.in: Regenerate.
517 * testsuite/memory_test.sh: New script.
518 * testsuite/memory_test.s: New assembler source file.
519 * testsuite/memory_test.t: New linker script.
521 2010-08-27 Doug Kwan <dougkwan@google.com>
523 * gold/resolve.cc (Symbol_table::should_override): Let a weak
524 reference override an existing dynamic weak reference.
525 * testsuite/Makefile.am: Add new test dyn_weak_ref.
526 * testsuite/Makefile.in: Regenerate.
527 * testsuite/dyn_weak_ref.sh: New file.
528 * testsuite/dyn_weak_ref_1.c: Ditto.
529 * testsuite/dyn_weak_ref_2.c: Ditto.
531 2010-08-27 Ian Lance Taylor <iant@google.com>
533 * incremental.h (class Incremental_input_entry): Add virtual
536 2010-08-27 Ian Lance Taylor <iant@google.com>
538 * testsuite/start_lib_test_3.c: Mark t3 as used.
540 2010-08-27 Nick Clifton <nickc@redhat.com>
542 * options.cc (version_script): Fix small typo in previous
545 2010-08-25 Nick Clifton <nickc@redhat.com>
547 * archive.cc: Formatting fixes: Remove whitespace between
548 typename and following asterisk. Remove whitespace between
549 function name and opening parenthesis.
550 * archive.h: Likewise.
552 * attributes.cc: Likewise.
553 * attributes.h: Likewise.
554 * common.cc: Likewise.
555 * copy-relocs.cc: Likewise.
556 * dirsearch.h: Likewise.
557 * dynobj.cc: Likewise.
558 * ehframe.cc: Likewise.
559 * ehframe.h: Likewise.
560 * expression.cc: Likewise.
561 * fileread.cc: Likewise.
562 * fileread.h: Likewise.
564 * gold-threads.cc: Likewise.
568 * incremental-dump.cc: Likewise.
569 * incremental.cc: Likewise.
570 * layout.cc: Likewise.
571 * layout.h: Likewise.
573 * merge.cc: Likewise.
575 * object.cc: Likewise.
576 * object.h: Likewise.
577 * options.cc: Likewise.
578 * options.h: Likewise.
579 * output.cc: Likewise.
580 * output.h: Likewise.
581 * plugin.cc: Likewise.
582 * plugin.h: Likewise.
583 * powerpc.cc: Likewise.
584 * reloc.cc: Likewise.
585 * script-c.h: Likewise.
586 * script-sections.cc: Likewise.
587 * script.cc: Likewise.
588 * stringpool.cc: Likewise.
589 * symtab.cc: Likewise.
590 * symtab.h: Likewise.
591 * target.cc: Likewise.
592 * timer.cc: Likewise.
594 * version.cc: Likewise.
595 * x86_64.cc: Likewise.
597 2010-08-24 Nick Clifton <nickc@redhat.com>
600 * layout.cc (segment_precedes): Sort segments by their physical
601 addresses, if they have been set.
603 2010-08-23 Cary Coutant <ccoutant@google.com>
605 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
607 (Lib_group::include_member): Unlock object after deleting its
609 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
612 2010-08-19 Neil Vachharajani <nvachhar@google.com>
613 Cary Coutant <ccoutant@google.com>
615 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
616 constructor, and set_blocker.
617 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
619 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
620 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
621 * testsuite/Makefile.am (start_lib_test): New test case.
622 * testsuite/Makefile.in: Regenerate.
623 * testsuite/start_lib_test_main.c: New file.
624 * testsuite/start_lib_test_1.c: New file.
625 * testsuite/start_lib_test_2.c: New file.
626 * testsuite/start_lib_test_3.c: New file.
628 2010-08-19 Ian Lance Taylor <iant@google.com>
630 * Makefile.in: Rebuild with automake 1.11.1.
631 * aclocal.m4: Likewise.
632 * testsuite/Makefile.in: Likewise.
634 2010-08-19 Ian Lance Taylor <iant@google.com>
637 * i386.cc (class Output_data_plt_i386): Update declarations.
638 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
639 local_ifuncs_ fields.
640 (Target_i386::do_plt_section_for_global): New function.
641 (Target_i386::do_plt_section_for_local): New function.
642 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
643 parameter; change all callers. Initialize global_ifuncs_ and
644 local_ifuncs_. If doing a static link define __rel_iplt_start and
646 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
647 (Output_data_plt_i386::add_local_ifunc_entry): New function.
648 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
650 (Target_i386::make_plt_section): New function, broken out of
651 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
652 (Target_i386::make_plt_entry): Call make_plt_section.
653 (Target_i386::make_local_ifunc_plt_entry): New function.
654 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
655 (Target_i386::Scan::local): Handle IFUNC symbols. Add
656 R_386_IRELATIVE to switch.
657 (Target_i386::Scan::global): Likewise.
658 (Target_i386::Relocate::relocate): Likewise.
659 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
661 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
662 (Target_x86_64::do_plt_section_for_global): New function.
663 (Target_x86_64::do_plt_section_for_local): New function.
664 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
665 parameter; change all callers. If doing a static link define
666 __rela_iplt_start and __rela_iplt_end.
667 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
668 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
669 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
671 (Target_x86_64::make_local_ifunc_plt_entry): New function.
672 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
674 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
675 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
676 R_X86_64_IRELATIVE to switch.
677 (Target_x86_64::Scan::global): Likewise.
678 (Target_x86_64::Relocate::relocate): Likewise.
679 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
681 * target.h (class Target): Add plt_section_for_global and
682 plt_section_for_local functions. Add do_plt_section_for_global
683 and do_plt_section_for_local virtual functions.
684 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
686 (Symbol::use_plt_offset): Handle IFUNC symbol.
687 * object.cc (Sized_relobj::Sized_relobj): Initialize
689 (Sized_relobj::local_has_plt_offset): New function.
690 (Sized_relobj::local_plt_offset): New function.
691 (Sized_relobj::set_local_plt_offset): New function.
692 (Sized_relobj::do_count): Handle IFUNC symbol.
693 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
694 a bit away from input_shndx_ field. Add set_is_func_symbol and
695 is_ifunc_symbol functions.
696 (class Sized_relobj): Update declarations. Remove Tls_got_entry
697 and Local_tls_got_offsets. Define Local_plt_offsets. Add
698 local_plt_offsets_ field.
699 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
700 * output.h (class Output_section_data): Add non-const
701 output_section function.
702 (class Output_data_got): Update declarations.
703 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
704 Add use_plt_offset parameter to global and local constructors.
705 Change all callers. Change local_sym_index_ field to 31 bits.
706 Change GSYM_CODE and CONSTANT_CODE accordingly.
707 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
708 doing a static link don't set sh_link field.
709 (Output_data_got::Got_entry::write): Use PLT offset if
711 (Output_data_got::add_global_plt): New function.
712 (Output_data_got::add_local_plt): New function.
713 * target-reloc.h (relocate_section): Handle IFUNC symbol.
714 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
715 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
716 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
717 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
719 * testsuite/ifunc-sel.h: New file.
720 * testsuite/ifuncmain1.c: New file.
721 * testsuite/ifuncmain1vis.c: New file.
722 * testsuite/ifuncmod1.c: New file.
723 * testsuite/ifuncdep2.c: New file.
724 * testsuite/ifuncmain2.c: New file.
725 * testsuite/ifuncmain3.c: New file.
726 * testsuite/ifuncmod3.c: New file.
727 * testsuite/ifuncmain4.c: New file.
728 * testsuite/ifuncmain5.c: New file.
729 * testsuite/ifuncmod5.c: New file.
730 * testsuite/ifuncmain6pie.c: New file.
731 * testsuite/ifuncmod6.c: New file.
732 * testsuite/ifuncmain7.c: New file.
733 * configure, testsuite/Makefile.in: Rebuild.
735 2010-08-18 Ian Lance Taylor <iant@google.com>
738 (Output_section_incremental_inputs::write_input_files): Add cast
739 to avoid signed/unsigned comparison warning.
740 (Output_section_incremental_inputs::write_info_blocks): Likewise.
742 2010-08-12 Cary Coutant <ccoutant@google.com>
744 * common.cc (Sort_commons::operator()): Remove unnecessary code.
746 2010-08-13 Ian Lance Taylor <iant@google.com>
748 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
750 2010-08-12 Cary Coutant <ccoutant@google.com>
751 Doug Kwan <dougkwan@google.com>
753 * resolve.cc (Symbol_table::should_override): When a weak dynamic
754 defintion overrides non-weak undef, remember that the original undef
756 * symtab.cc (Symbol_table::sized_write_global): For undef without
757 an original weak binding, set binding to global in output.
758 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
759 * testsuite/Makefile.in: Regenerate.
760 * testsuite/strong_ref_weak_def.sh: New file.
761 * testsuite/strong_ref_weak_def_1.c: Ditto.
762 * testsuite/strong_ref_weak_def_2.c: Ditto.
764 2010-08-12 Cary Coutant <ccoutant@google.com>
766 * testsuite/incremental_test.sh: Rewrite.
767 * testsuite/incremental_test_1.c: Rewrite.
768 * testsuite/incremental_test_2.c: Rewrite.
770 2010-08-12 Cary Coutant <ccoutant@google.com>
772 * arm.cc (Target_arm::got_size): Add const.
773 (Target_arm::got_entry_count): New function.
774 (Target_arm::plt_entry_count): New function.
775 (Target_arm::first_plt_entry_offset): New function.
776 (Target_arm::plt_entry_size): New function.
777 (Output_data_plt_arm::entry_count): New function.
778 (Output_data_plt_arm::first_plt_entry_offset): New function.
779 (Output_data_plt_arm::get_plt_entry_size): New function.
780 * i386.cc (Target_i386::got_size): Add const.
781 (Target_i386::got_entry_count): New function.
782 (Target_i386::plt_entry_count): New function.
783 (Target_i386::first_plt_entry_offset): New function.
784 (Target_i386::plt_entry_size): New function.
785 (Output_data_plt_i386::entry_count): New function.
786 (Output_data_plt_i386::first_plt_entry_offset): New function.
787 (Output_data_plt_i386::get_plt_entry_size): New function.
788 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
789 find_incremental_inputs_sections. Dump incremental_got_plt section.
790 * incremental.cc: Include target.h.
791 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
792 parameter. Adjust all callers. Find incremental_got_plt section.
793 (Incremental_inputs::create_data_sections): Create incremental_got_plt
795 (Output_section_incremental_inputs::set_final_data_size): Calculate
796 size of incremental_got_plt section.
797 (Output_section_incremental_inputs::do_write): Write the
798 incremental_got_plt section.
799 (Got_plt_view_info): New struct.
800 (Local_got_offset_visitor): New class.
801 (Global_got_offset_visitor): New class.
802 (Global_symbol_visitor_got_plt): New class.
803 (Output_section_incremental_inputs::write_got_plt): New function.
804 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
805 Add parameter. Adjust all callers.
806 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
807 (Incremental_inputs::got_plt_section): New function.
808 (Incremental_inputs::got_plt_section_): New data member.
809 (Incremental_got_plt_reader): New class.
810 * layout.cc (Layout::create_incremental_info_sections): Add the
811 incremental_got_plt section.
812 * object.h (Got_offset_list::get_list): New function.
813 (Got offset_list::for_all_got_offsets): New function.
814 (Sized_relobj::local_got_offset_list): New function.
815 * powerpc.cc (Target_powerpc::got_size): Add const.
816 (Target_powerpc::got_entry_count): New function.
817 (Target_powerpc::plt_entry_count): New function.
818 (Target_powerpc::first_plt_entry_offset): New function.
819 (Target_powerpc::plt_entry_size): New function.
820 (Output_data_plt_powerpc::entry_count): New function.
821 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
822 (Output_data_plt_powerpc::get_plt_entry_size): New function.
823 * sparc.cc (Target_sparc::got_size): Add const.
824 (Target_sparc::got_entry_count): New function.
825 (Target_sparc::plt_entry_count): New function.
826 (Target_sparc::first_plt_entry_offset): New function.
827 (Target_sparc::plt_entry_size): New function.
828 (Output_data_plt_sparc::entry_count): New function.
829 (Output_data_plt_sparc::first_plt_entry_offset): New function.
830 (Output_data_plt_sparc::get_plt_entry_size): New function.
831 * symtab.h (Symbol::got_offset_list): New function.
832 (Symbol_table::for_all_symbols): New function.
833 * target.h (Sized_target::got_entry_count): New function.
834 (Sized_target::plt_entry_count): New function.
835 (Sized_target::plt_entry_size): New function.
836 * x86_64.cc (Target_x86_64::got_size): Add const.
837 (Target_x86_64::got_entry_count): New function.
838 (Target_x86_64::plt_entry_count): New function.
839 (Target_x86_64::first_plt_entry_offset): New function.
840 (Target_x86_64::plt_entry_size): New function.
841 (Output_data_plt_x86_64::entry_count): New function.
842 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
843 (Output_data_plt_x86_64::get_plt_entry_size): New function.
845 2010-08-12 Cary Coutant <ccoutant@google.com>
847 * archive.cc: Include incremental.h.
848 (Archive::Archive): Initialize incremental_info_.
849 (Archive::include_member): Record archive members in incremental info.
850 (Add_archive_symbols::run): Record begin and end of an archive in
852 (Lib_group::include_member): Record objects in incremental info.
853 * archive.h (Incremental_archive_entry): Forward declaration.
854 (Archive::set_incremental_info): New member function.
855 (Archive::incremental_info): New member function.
856 (Archive::Unused_symbol_iterator): New class.
857 (Archive::unused_symbols_begin): New member function.
858 (Archive::unused_symbols_end): New member function.
859 (Archive::incremental_info_): New data member.
860 * incremental-dump.cc (find_input_containing_global): New function.
861 (dump_incremental_inputs): Dump new incremental info sections.
862 * incremental.cc: Include symtab.h.
863 (Output_section_incremental_inputs): New class.
864 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
865 new incremental info sections.
866 (Sized_incremental_binary::do_check_inputs): Likewise.
867 (Incremental_inputs::report_archive): Remove.
868 (Incremental_inputs::report_archive_begin): New function.
869 (Incremental_inputs::report_archive_end): New function.
870 (Incremental_inputs::report_object): New function.
871 (Incremental_inputs::finalize_inputs): Remove.
872 (Incremental_inputs::report_input_section): New function.
873 (Incremental_inputs::report_script): Rewrite.
874 (Incremental_inputs::finalize): Do nothing but finalize string table.
875 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
876 (Incremental_inputs::sized_create_inputs_section_data): Remove.
877 (Incremental_inputs::create_data_sections): New function.
878 (Incremental_inputs::relocs_entsize): New function.
879 (Output_section_incremental_inputs::set_final_data_size): New function.
880 (Output_section_incremental_inputs::do_write): New function.
881 (Output_section_incremental_inputs::write_header): New function.
882 (Output_section_incremental_inputs::write_input_files): New function.
883 (Output_section_incremental_inputs::write_info_blocks): New function.
884 (Output_section_incremental_inputs::write_symtab): New function.
885 * incremental.h (Incremental_script_entry): Forward declaration.
886 (Incremental_object_entry): Forward declaration.
887 (Incremental_archive_entry): Forward declaration.
888 (Incremental_inputs): Forward declaration.
889 (Incremental_inputs_header_data): Remove.
890 (Incremental_inputs_header): Remove.
891 (Incremental_inputs_header_write): Remove.
892 (Incremental_inputs_entry_data): Remove.
893 (Incremental_inputs_entry): Remove.
894 (Incremental_inputs_entry_write): Remove.
895 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
896 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
897 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
898 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
900 (Incremental_input_entry): New class.
901 (Incremental_script_entry): New class.
902 (Incremental_object_entry): New class.
903 (Incremental_archive_entry): New class.
904 (Incremental_inputs::Incremental_inputs): Initialize new data members.
905 (Incremental_inputs::report_inputs): Remove.
906 (Incremental_inputs::report_archive): Remove.
907 (Incremental_inputs::report_archive_begin): New function.
908 (Incremental_inputs::report_archive_end): New function.
909 (Incremental_inputs::report_object): Change prototype.
910 (Incremental_inputs::report_input_section): New function.
911 (Incremental_inputs::report_script): Change prototype.
912 (Incremental_inputs::get_reloc_count): New function.
913 (Incremental_inputs::set_reloc_count): New function.
914 (Incremental_inputs::create_data_sections): New function.
915 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
916 (Incremental_inputs::inputs_section): New function.
917 (Incremental_inputs::symtab_section): New function.
918 (Incremental_inputs::relocs_section): New function.
919 (Incremental_inputs::get_stringpool): Add const.
920 (Incremental_inputs::command_line): Add const.
921 (Incremental_inputs::inputs): Remove.
922 (Incremental_inputs::command_line_key): New function.
923 (Incremental_inputs::input_file_count): New function.
924 (Incremental_inputs::input_files): New function.
925 (Incremental_inputs::relocs_entsize): New function.
926 (Incremental_inputs::sized_create_inputs_section_data): Remove.
927 (Incremental_inputs::finalize_inputs): Remove.
928 (Incremental_inputs::Input_info): Remove.
929 (Incremental_inputs::lock_): Remove.
930 (Incremental_inputs::inputs_): Change type.
931 (Incremental_inputs::inputs_map_): Remove.
932 (Incremental_inputs::current_object_entry_): New data member.
933 (Incremental_inputs::inputs_section_): New data member.
934 (Incremental_inputs::symtab_section_): New data member.
935 (Incremental_inputs::relocs_section_): New data member.
936 (Incremental_inputs::reloc_count_): New data member.
937 (Incremental_inputs_reader): New class.
938 (Incremental_symtab_reader): New class.
939 (Incremental_relocs_reader): New class.
940 * layout.cc (Layout::finalize): Move finalization of incremental info
941 and creation of incremental info sections to follow finalization of
942 symbol table. Set offsets for postprocessing sections.
943 (Layout::create_incremental_info_sections): Call
944 Incremental_inputs::create_data_sections. Add incremental symtab
945 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
946 sections to layout after input sections.
947 * layout.h (struct Timespec): Forward declaration.
948 (Layout::incremental_inputs): Add const.
949 (Layout::create_incremental_info_sections): Add parameter.
950 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
951 * object.cc: Include incremental.h.
952 (Relobj::finalize_incremental_relocs): New function.
953 (Sized_relobj::do_layout): Record input sections in incremental info.
954 * object.h (Object::output_section): New function.
955 (Object::output_section_offset): Moved from Relobj.
956 (Object::get_incremental_reloc_base): New function.
957 (Object::get_incremental_reloc_count): New function.
958 (Object::do_output_section): New function.
959 (Object::do_output_section_offset): Moved from Relobj.
960 (Object::do_get_incremental_reloc_base): New function.
961 (Object::do_get_incremental_reloc_count): New function.
962 (Object::Object): Initialize new data members.
963 (Relobj::output_section): Renamed do_output_section and moved to
965 (Relobj::output_section_offset): Moved to Object.
966 (Relobj::do_get_incremental_reloc_base): New function.
967 (Relobj::do_get_incremental_reloc_count): New function.
968 (Relobj::allocate_incremental_reloc_counts): New function.
969 (Relobj::count_incremental_reloc): New function.
970 (Relobj::finalize_incremental_relocs): New function.
971 (Relobj::next_incremental_reloc_index): New function.
972 (Relobj::reloc_counts_): New data member.
973 (Relobj::reloc_bases_): New data member.
974 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
975 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
976 (Sized_relobj::incremental_relocs_scan): New function.
977 (Sized_relobj::incremental_relocs_scan_reltype): New function.
978 (Sized_relobj::incremental_relocs_write): New function.
979 (Sized_relobj::incremental_relocs_write_reltype): New function.
980 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
982 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
983 archives and object files elsewhere.
984 (Add_symbols::run): Report object files here.
985 (Finish_group::run): Report end of archive at end of group.
986 * reloc.cc: Include layout.h, incremental.h.
987 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
988 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
989 (Sized_relobj::incremental_relocs_scan): New function.
990 (Sized_relobj::incremental_relocs_scan_reltype): New function.
991 (Sized_relobj::do_relocate_sections): Write incremental relocations.
992 (Sized_relobj::incremental_relocs_write): New function.
993 (Sized_relobj::incremental_relocs_write_reltype): New function.
994 * script.cc (read_input_script): Rewrite test for incremental link.
995 Change call to Incremental_inputs::report_script.
996 * symtab.h (Symbol_table::first_global_index): New function.
997 (Symbol_table::output_count): New function.
999 2010-08-12 Doug Kwan <dougkwan@google.com>
1001 * arm.cc (Target_arm::merge_object_attributes): Check command line
1002 options --no-wchar-size-warning and --no-enum-size-warning.
1003 * options.h (General_options): Add ld-compatible options
1004 --no-enum-size-warning and --no-wchar-size-warning.
1006 2010-08-04 Ian Lance Taylor <iant@google.com>
1008 * x86_64.cc (Target_x86_64::Scan::local): Use
1009 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1010 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1011 (Target_x86_64::Scan::global): Likewise.
1012 (Target_x86_64::Relocate::relocate): Likewise.
1013 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1016 2010-08-03 Cary Coutant <ccoutant@google.com>
1018 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1019 to reserve space in merged_strings vector. Keep total input size
1021 (Output_merge_string::do_print_merge_stats): Print total input size.
1022 * merge.h (Output_merge_string): Add input_size_ field.
1023 * stringpool.cc (Stringpool_template::string_length): Move
1024 implementations out of Stringpool_template class and place in
1026 * stringpool.h (string_length): Move out of Stringpool_template.
1028 2010-08-03 Ian Lance Taylor <iant@google.com>
1031 * layout.cc (relaxation_loop_body): If address of load segment is
1032 set, adjust address to include headers if possible.
1034 2010-08-03 Ian Lance Taylor <iant@google.com>
1036 * version.cc (version_string): Bump to 1.10.
1038 2010-08-03 Ian Lance Taylor <iant@google.com>
1041 * layout.h (enum Output_section_order): Define.
1042 (class Layout): Update declarations.
1043 * layout.cc (Layout::get_output_section): Add order parameter.
1044 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1045 is_first_non_relro parameters. Change all callers.
1046 (Layout::choose_output_section): Likewise.
1047 (Layout::add_output_section_data): Likewise.
1048 (Layout::make_output_section): Likewise. Set order.
1049 (Layout::default_section_order): New function.
1050 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1051 * output.cc (Output_section::Output_section): Initialize order_.
1052 Don't initialize deleted fields.
1053 (Output_segment::Output_segment): Don't initialize deleted
1055 (Output_segment::add_output_section_to_load): New function
1056 replacing add_output_section. Change all callers to call this or
1057 add_output_section_to_nonload.
1058 (Output_segment::add_output_section_to_nonload): New function.
1059 (Output_segment::remove_output_section): Rewrite.
1060 (Output_segment::add_initial_output_data): Likewise.
1061 (Output_segment::has_any_data_sections): Likewise.
1062 (Output_segment::is_first_section_relro): Likewise.
1063 (Output_segment::maximum_alignment): Likewise.
1064 (Output_segment::has_dynamic_reloc): New function replacing
1065 dynamic_reloc_count. Change all callers.
1066 (Output_segment::has_dynamic_reloc_list): New function replacing
1067 dynamic_reloc_count_list. Change all callers.
1068 (Output_segment::set_section_addresses): Rewrite.
1069 (Output_segment::set_offset): Rewrite.
1070 (Output_segment::find_first_and_last_list): Remove.
1071 (Output_segment::set_tls_offsets): Rewrite.
1072 (Output_segment::first_section_load_address): Likewise.
1073 (Output_segment::output_section_count): Likewise.
1074 (Output_segment::section_with_lowest_load_address): Likewise.
1075 (Output_segment::write_section_headers): Likewise.
1076 (Output_segment::print_sections_to_map): Likewise.
1077 * output.h (class Output_data): Remove dynamic_reloc_count_
1078 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1079 (Output_data::add_dynamic_reloc): Rewrite.
1080 (Output_data::has_dynamic_reloc): New function.
1081 (Output_data::dynamic_reloc_count): Remove.
1082 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1083 is_last_relro_, is_first_non_relro_, is_interp_,
1084 is_dynamic_linker_section_ fields. Add order and set_order
1085 functions. Remove is_relro_local, set_is_relro_local,
1086 is_last_relro, set_is_last_relro, is_first_non_relro,
1087 set_is_first_non_relro functions, is_interp, set_is_interp,
1088 is_dynamic_linker_section, and set_is_dynamic_linker_section
1090 (class Output_segment): Change Output_data_list from std::list to
1091 std:;vector. Add output_lists_ field. Remove output_data_ and
1092 output_bss_ fields. Update declarations.
1094 2010-08-02 Ian Lance Taylor <iant@google.com>
1096 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1097 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1098 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1100 2010-08-02 Ian Lance Taylor <iant@google.com>
1103 * script.cc (Script_options::Script_options): Initialize
1104 symbol_definitions_ and symbol_references_.
1105 (Script_options::add_symbol_assignment): Update
1106 symbol_definitions_ and symbol_references_.
1107 (Script_options::add_symbol_reference): New function.
1108 (script_symbol): New function.
1109 * script.h (class Script_options): Add symbol_definitions_ and
1110 symbol_references_ fields.
1111 (Script_options::referenced_const_iterator): New type.
1112 (Script_options::referenced_begin): New function.
1113 (Script_options::referenced_end): New function.
1114 (Script_options::is_referenced): New function.
1115 (Script_options::any_unreferenced): New function.
1116 * script-c.h (script_symbol): Declare.
1117 * yyscript.y (exp): Call script_symbol.
1118 * symtab.cc: Include "script.h".
1119 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1120 Change all callers. Check symbols referenced by scripts.
1121 (Symbol_table::add_undefined_symbols_from_command_line): Add
1122 layout parameter. Change all callers.
1123 (Symbol_table::do_add_undefined_symbols_from_command_line):
1124 Likewise. Break out loop body. Check symbols referenced by
1126 (Symbol_table::add_undefined_symbol_from_command_line): New
1127 function broken out of
1128 do_add_undefined_symbols_from_command_line.
1129 * symtab.h (class Symbol_table): Update declarations.
1130 * archive.cc: Include "layout.h".
1131 (Archive::should_include_member): Add layout parameter. Change
1132 all callers. Check for symbol mentioned in expression.
1133 * archive.h (class Archive): Update declaration.
1134 * object.cc (Sized_relobj::do_should_include_member): Add layout
1136 * object.h (Object::should_include_member): Add layout parameter.
1138 (Object::do_should_include_member): Add layout parameter.
1139 (class Sized_relobj): Update declaration.
1140 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1142 * dynobj.h (class Sized_dynobj): Update declaration.
1143 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1145 * plugin.h (class Sized_pluginobj): Update declaration.
1147 2010-08-02 Ian Lance Taylor <iant@google.com>
1150 * output.cc (Output_segment::set_offset): Search for the first and
1151 last sections rather than assuming that the list is in order.
1152 (Output_segment::find_first_and_last_list): New function.
1153 * output.h (class Output_segment): Update declarations.
1154 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1155 (relro_strip_test_SOURCES): New variable.
1156 (relro_strip_test_DEPENDENCIES): New variable.
1157 (relro_strip_test_LDFLAGS): New variable.
1158 (relro_strip_test_LDADD): New variable.
1159 (relro_strip_test.so): New target.
1161 2010-08-02 Ian Lance Taylor <iant@google.com>
1163 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1164 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1165 (Target_i386::got_tlsdesc_section): New function.
1166 (Target_i386::got_section): Create space for GOT entries for
1167 TLSDESC relocations.
1168 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1170 (Target_i386::Scan::global): Likewise.
1171 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1173 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1174 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1175 (Target_x86_64::got_tlsdesc_section): New function.
1176 (Target_x86_64::got_section): Create space for GOT entries for
1177 TLSDESC relocations.
1178 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1180 (Target_x86_64::Scan::global): Likewise.
1181 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1184 2010-08-02 Ian Lance Taylor <iant@google.com>
1186 * testsuite/final_layout.sh: Use dc to convert from hex to
1189 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1191 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1192 paramter to the call to gold::gc_process_relocs.
1193 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1194 paramter to the call to gold::gc_process_relocs.
1195 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1196 parameter to the call to gold::gc_process_relocs.
1197 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1198 template parameter to the call to gold::gc_process_relocs.
1199 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1200 paramter to the call to gold::gc_process_relocs.
1201 * gc.h (get_embedded_addend_size): New function.
1202 (gc_process_relocs): Save the size of the reloc for use by ICF.
1203 * icf.cc (get_section_contents): Get the addend from the text section
1204 for SHT_REL relocation sections.
1205 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1206 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1207 * int_encoding.h (read_from_pointer): New overloaded function.
1208 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1209 * testsuite/icf_sht_rel_addend_test.sh: New file.
1210 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1211 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1213 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1215 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1216 * Makefile.in: Regenerate.
1217 * testsuite/Makefile.in: Regenerate.
1219 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1221 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1222 * gold/testsuite/debug_msg.cc: Likewise.
1223 * gold/testsuite/odr_violation1.cc
1224 * gold/testsuite/odr_violation2.cc
1226 2010-07-21 Cary Coutant <ccoutant@google.com>
1228 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1229 string, and length fields.
1230 (Output_merge_string::Merged_strings_list): New type.
1231 (Output_merge_string::Merged_strings_lists): New typedef.
1232 (Output_merge_string): Replace merged_strings_ with
1233 merged_strings_lists_.
1234 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1235 Merged_strings_list per input object and section. Don't store pointer
1236 to the string. Don't store length with each merged string entry.
1237 (Output_merge_string::finalize_merged_data): Loop over list of merged
1238 strings lists. Recompute length of each merged string.
1240 2010-07-15 Cary Coutant <ccoutant@google.com>
1242 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1245 2010-07-14 Ian Lance Taylor <iant@google.com>
1247 * descriptors.cc (Descriptors::open): Report correct name in error
1250 2010-07-13 Doug Kwan <dougkwan@google.com>
1252 * arm.cc (Arm_input_section::Arm_input_section): For a
1253 SHT_ARM_EXIDX section, always keeps the input sections.
1254 (Arm_input_section::set_exidx_section_link): New method.
1255 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1256 has_errors_ to false.
1257 (Arm_exidx_input_section::has_errors,
1258 Arm_exidx_input_section::set_has_errors): New methods.
1259 (Arm_exidx_input_section::has_errors_): New data member.
1260 (Arm_relobj::get_exidx_shndx_list): New method.
1261 (Arm_output_section::append_text_sections_to_list): Do not skip
1262 section without SHF_EXECINSTR.
1263 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1265 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1266 section header. Make error messages more verbose. Check for
1267 a non-executable section linked to an EXIDX section.
1268 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1269 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1270 check that there is no deferred EXIDX section if we exit early.
1271 Instead of not making an EXIDX section in case of an error, make one
1272 and set the has_errors flag of it.
1273 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1274 in a relocatable link.
1275 (Target_arm::do_relax): Look for the EXIDX output section instead of
1276 assuming that it is called .ARM.exidx.
1277 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1278 section list. Do not check for SHF_EXECINSTR section flags but
1279 skip any input section with errors.
1280 * output.cc (Output_section::Output_section): Initialize
1281 always_keeps_input_sections_ to false.
1282 (Output_section::add_input_section): Check for
1283 always_keeps_input_sections_.
1284 * output.h (Output_section::always_keeps_input_sections,
1285 Output_section::set_always_keeps_input_sections): New methods.
1286 (Output_section::always_keeps_input_sections): New data member.
1288 2010-07-13 Rafael Espindola <espindola@google.com>
1290 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1291 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1293 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1294 Ian Lance Taylor <iant@google.com>
1296 * output.h (Output_section_lookup_maps::add_merge_section):
1297 Correct check of whether value was inserted.
1298 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1299 (Output_section_lookup_maps::add_relaxed_input_section):
1301 * arm.cc (Target_arm::got_section): Remove used local os.
1302 * i386.cc (Target_i386::got_section): Likewise.
1303 * x86_64.cc (Target_x86_64::got_section): Likewise.
1304 * sparc.cc (Target_sparc::got_section): Likewise.
1305 (Target_sparc::relocate): Remove unused local have_got_offset.
1306 * powerpc.cc (Target_powerpc::relocate): Likewise.
1308 2010-07-13 Ian Lance Taylor <iant@google.com>
1310 * compressed_output.cc (zlib_decompress): Fix signature in
1313 * archive.cc (Archive::include_member): Unlock an external member
1314 of a thin archive. Don't bother to delete an object we know is
1317 2010-07-12 Cary Coutant <ccoutant@google.com>
1319 * compressed_output.cc (zlib_decompress): New function.
1320 (get_uncompressed_size): New function.
1321 (decompress_input_section): New function.
1322 * compressed_output.h (get_uncompressed_size): New function.
1323 (decompress_input_section): New function.
1324 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1325 Handle compressed debug sections.
1326 * layout.cc (is_compressed_debug_section): New function.
1327 (Layout::output_section_name): Map compressed section names to
1329 * layout.h (is_compressed_debug_section): New function.
1330 (is_debug_info_section): Recognize compressed debug sections.
1331 * merge.cc: Include compressed_output.h.
1332 (Output_merge_data::do_add_input_section): Handle compressed
1334 (Output_merge_string::do_add_input_section): Handle compressed
1336 * object.cc: Include compressed_output.h.
1337 (Sized_relobj::Sized_relobj): Initialize new data members.
1338 (build_compressed_section_map): New function.
1339 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1340 * object.h (Object::section_is_compressed): New method.
1341 (Object::do_section_is_compressed): New method.
1342 (Sized_relobj::Compressed_section_map): New type.
1343 (Sized_relobj::do_section_is_compressed): New method.
1344 (Sized_relobj::compressed_sections_): New data member.
1345 * output.cc (Output_section::add_input_section): Handle compressed
1347 * reloc.cc: Include compressed_output.h.
1348 (Sized_relobj::write_sections): Handle compressed debug sections.
1350 2010-07-08 Cary Coutant <ccoutant@google.com>
1352 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1353 weak when resolving to a dynamic def.
1354 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1355 for weak undef/dynamic def cases. Adjust callers.
1356 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1357 undef_binding_weak_.
1358 (Symbol_table::sized_write_globals): Adjust symbol binding.
1359 (Symbol_table::sized_write_symbol): Add binding parameter.
1360 * symtab.h (Symbol::set_undef_binding): New method.
1361 (Symbol::is_undef_binding_weak): New method.
1362 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1363 (Symbol_table::should_override): Add new parameter.
1364 (Symbol_table::sized_write_symbol): Add new parameter.
1366 * testsuite/weak_undef_file1.cc: Add new test case.
1367 * testsuite/weak_undef_file2.cc: Fix header comment.
1368 * testsuite/weak_undef_test.cc: Add new test case.
1370 2010-06-29 Doug Kwan <dougkwan@google.com>
1372 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1373 Initialize USE_SYMBOL_.
1374 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1376 (Arm_reloc_property::uses_symbol_): New data member declaration.
1377 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1378 uses symbol value and symbol is undefined but not weakly undefined.
1380 2010-06-28 Rafael Espindola <espindola@google.com>
1382 * plugin.cc (Plugin::load): Use dlerror.
1384 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1386 * symtab.cc (detect_odr_violations): When reporting an ODR
1387 violation, report an object where the symbol is defined.
1389 2010-06-25 Doug Kwan <dougkwan@google.com>
1391 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1392 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1394 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1395 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1396 target hook to detect function points.
1397 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1398 * icf.h (Icf::check_section_for_function_pointers): Change type of
1399 parameter SECTION_NAME to const reference to std::string. Use
1400 target hook to determine if section may have unsafe pointers.
1401 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1404 2010-06-21 Rafael Espindola <espindola@google.com>
1406 * fileread.cc (Input_file::find_fie): New
1407 (Input_file::open): Use Input_file::find_fie.
1408 * fileread.h (Input_file::find_fie): New
1409 * plugin.cc (set_extra_library_path): New.
1410 (Plugin::load): Add set_extra_library_path to the transfer vector.
1411 (Plugin_manager::set_extra_library_path): New.
1412 (Plugin_manager::add_input_file): Use the extra search path if set.
1413 (set_extra_library_path(): New.
1414 * plugin.h (Plugin_manager): Add set_extra_library_path and
1417 2010-06-19 Cary Coutant <ccoutant@google.com>
1419 * layout.cc (gdb_sections): Add .debug_types.
1420 (lines_only_debug_sections): Likewise.
1422 2010-06-18 Rafael Espindola <espindola@google.com>
1424 * plugin.cc (add_input_file,add_input_library)
1425 (Plugin_manager::add_input_file): Make filename arguments const.
1426 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1429 2010-06-16 Doug Kwan <dougkwan@google.com>
1431 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1432 .ARM.attributes section if we have not merged any input
1433 attributes sections.
1435 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1437 * arm.cc: Allow combining objects with no EABI version
1440 2010-06-15 Rafael Espindola <espindola@google.com>
1442 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1444 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1446 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1447 (struct iovec): Correct !HAVE_READV definition.
1449 2010-06-10 Cary Coutant <ccoutant@google.com>
1451 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1452 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1454 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1457 * symtab.h (Symbol::is_placeholder): New member function.
1458 * target-reloc.h (relocate_section): Check for placeholder symbols.
1460 * testsuite/Makefile.am (plugin_test_8): New test.
1461 (plugin_test_9): New test.
1462 * testsuite/Makefile.in: Regenerate.
1464 2010-06-09 Nick Clifton <nickc@redhat.com>
1466 * yyscript.y (input_list_element): Allow strings prefixed with
1467 the '-' character. Treat these as libraries.
1468 * script.cc (script_add_library): New function. Adds a library
1469 specified by "-l<name>" found in an input script.
1470 * script-c.h: Add prototype for script_add_library.
1472 2010-06-07 Doug Kwan <dougkwan@google.com>
1474 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1475 Restrict stub-group size to be within long conditional branch
1476 range when working around cortex-A8 erratum.
1478 2010-06-07 Damien Diederen <dd@crosstwine.com>
1480 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1483 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1487 (Output_section::Input_section_sort_entry::compare_section_ordering):
1488 Change to return non-zero correctly.
1489 (Output_section::Input_section_sort_section_order_index_compare
1490 ::operator()): Change to fix ambiguity in comparisons.
1492 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1494 * gold.h (is_wildcard_string): New function.
1495 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1496 (Layout::layout_eh_frame): Ditto.
1497 (Layout::find_section_order_index): New method.
1498 (Layout::read_layout_from_file): New method.
1499 * layout.h (Layout::find_section_order_index): New method.
1500 (Layout::read_layout_from_file): New method.
1501 (Layout::input_section_position_): New private member.
1502 (Layout::input_section_glob_): New private member.
1503 * main.cc (main): Call read_layout_from_file here.
1504 * options.h (--section-ordering-file): New option.
1505 * output.cc (Output_section::input_section_order_specified_): New
1507 (Output_section::Output_section): Initialize new member.
1508 (Output_section::add_input_section): Add new parameter.
1509 Keep input sections when --section-ordering-file is used.
1510 (Output_section::set_final_data_size): Sort input sections when
1511 section ordering file is specified.
1512 (Output_section::Input_section_sort_entry): Add new parameter.
1514 (Output_section::Input_section_sort_entry::compare_section_ordering):
1516 (Output_section::Input_section_sort_compare::operator()): Change to
1517 consider section_order_index.
1518 (Output_section::Input_section_sort_init_fini_compare::operator()):
1519 Change to consider section_order_index.
1520 (Output_section::Input_section_sort_section_order_index_compare
1521 ::operator()): New method.
1522 (Output_section::sort_attached_input_sections): Change to sort
1523 according to section order when specified.
1524 (Output_section::add_input_section<32, true>): Add new parameter.
1525 (Output_section::add_input_section<64, true>): Add new parameter.
1526 (Output_section::add_input_section<32, false>): Add new parameter.
1527 (Output_section::add_input_section<64, false>): Add new parameter.
1528 * output.h (Output_section::add_input_section): Add new parameter.
1529 (Output_section::input_section_order_specified): New
1531 (Output_section::set_input_section_order_specified): New method.
1532 (Input_section::Input_section): Initialize section_order_index_.
1533 (Input_section::section_order_index): New method.
1534 (Input_section::set_section_order_index): New method.
1535 (Input_section::section_order_index_): New member.
1536 (Input_section::Input_section_sort_section_order_index_compare): New
1538 (Output_section::input_section_order_specified_): New member.
1539 * script-sections.cc (is_wildcard_string): Delete and move modified
1541 (Output_section_element_input::Output_section_element_input): Modify
1542 call to is_wildcard_string.
1543 (Output_section_element_input::Input_section_pattern
1544 ::Input_section_pattern): Ditto.
1545 (Output_section_element_input::Output_section_element_input): Ditto.
1546 * testsuite/Makefile.am (final_layout): New test case.
1547 * testsuite/Makefile.in: Regenerate.
1548 * testsuite/final_layout.cc: New file.
1549 * testsuite/final_layout.sh: New file.
1551 2010-06-01 Rafael Espindola <espindola@google.com>
1553 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1555 2010-06-01 Rafael Espindola <espindola@google.com>
1557 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1558 visibility of symbols.
1560 2010-05-27 Doug Kwan <dougkwan@google.com>
1562 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1563 from start of output section instead of address for a local symbol
1564 in a merged or relaxed section when doing a relocatable link.
1566 2010-05-26 Rafael Espindola <espindola@google.com>
1569 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1570 adding sections the garbage collector removed.
1571 * gold/testsuite/Makefile.am: Add test.
1572 * gold/testsuite/Makefile.in: Regenerate.
1573 * gold/testsuite/plugin_test_7.sh: New.
1574 * gold/testsuite/plugin_test_7_1.c: New.
1575 * gold/testsuite/plugin_test_7_2.c: New.
1577 2010-05-26 Rafael Espindola <espindola@google.com>
1579 * script-sections.cc (Output_section_definition::set_section_addresses):
1580 Check for --section-start.
1582 2010-05-26 Doug Kwan <dougkwan@google.com>
1584 * arm.cc (Arm_scan_relocatable_relocs): New class.
1585 (Target_arm::relocate_special_relocatable): New method.
1586 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1587 (Arm_relocate_functions::thumb_branch_common): Same.
1588 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1589 instead of Default_scan_relocatable_relocs.
1590 * target-reloc.h (relocate_for_relocatable): Let target handle
1591 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1592 * target.h (Sized_target::relocate_special_relocatable): New method.
1594 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1596 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1598 2010-05-23 Doug Kwan <dougkwan@google.com>
1600 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1602 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1603 with a direct branch, not a conditional branch, to a stub.
1604 * merge.cc (Output_merge_base::record_input_section): New method
1606 (Output_merge_data::do_add_input_section): Record input section if
1607 keeps-input-sections flag is set.
1608 (Output_merge_string::do_add_input_section): Ditto.
1609 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1610 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1612 (Output_merge_base::keeps_input_sections,
1613 Output_merge_base::set_keeps_input_sections,
1614 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1616 (Output_merge_base::Input_sections): New type declaration.
1617 (Output_merge_base::input_sections_begin,
1618 Output_merge_base::input_sections_end,
1619 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1620 (Output_merge_base::bool keeps_input_sections_,
1621 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1622 Output_merge_base::input_sections_): New data members.
1623 (Output_merge_data::do_set_keeps_input_sections): New method
1625 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1626 * output.cc (Output_section::Input_section::relobj): Move method
1627 defintion from class declaration to here and handle merge sections.
1628 (Output_section::Input_section::shndx): Ditto.
1629 (Output_section::Output_section): Remove initializations of removed
1630 data members and initialize new data member LOOKUP_MAPS_.
1631 (Output_section::add_input_section): Set keeps-input-sections flag
1632 for a newly created merge output section as appropriate. Adjust code
1633 to use Output_section_lookup_maps class.
1634 (Output_section::add_relaxed_input_section): Adjst code for lookup
1635 maps code refactoring.
1636 (Output_section::add_merge_input_section): Add a new parameter
1637 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1638 class. If adding input section to a newly created merge output
1639 section fails, remove the new merge section.
1640 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1641 Adjust code for use of the Output_section_lookup_maps class.
1642 (Output_section::find_merge_section): Ditto.
1643 (Output_section::build_lookup_maps): New method defintion.
1644 (Output_section::find_relaxed_input_section): Adjust code to use
1645 Output_section_lookup_maps class.
1646 (Output_section::get_input_sections): Export merge sections. Adjust
1647 code to use Output_section_lookup_maps class.
1648 (Output_section:::add_script_input_section): Adjust code to use
1649 Output_section_lookup_maps class. Update lookup maps for merge
1651 (Output_section::discard_states): Use Output_section_lookup_maps.
1652 (Output_section::restore_states): Same.
1653 * output.h (Merge_section_properties): Move class defintion out of
1655 (Output_section_lookup_maps): New class.
1656 (Output_section::Input_section::is_merge_section): New method
1658 (Output_section::Input_section::relobj): Move defintion out of class
1659 defintion. Declare method only.
1660 (Output_section::Input_section::shndx): Ditto.
1661 (Output_section::Input_section::output_merge_base): New method defintion.
1662 (Output_section::Input_section::u2_.pomb): New union field.
1663 (Output_section::Merge_section_by_properties_map,
1664 Output_section::Output_section_data_by_input_section_map,
1665 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1667 (Output_section::add_merge_input_section): Add new parameter
1668 KEEPS_INPUT_SECTIONS.
1669 (Output_section::build_lookup_maps): New method declaration.
1670 (Output_section::merge_section_map_,
1671 Output_section::merge_section_by_properties_map_,
1672 Output_section::relaxed_input_section_map_,
1673 Output_section::is_relaxed_input_section_map_valid_): Remove data
1675 (Output_section::lookup_maps_): New data member.
1677 2010-05-21 Doug Kwan <dougkwan@google.com>
1680 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1681 avoid a compilation error.
1683 2010-05-19 Rafael Espindola <espindola@google.com>
1685 * script-sections.cc (Output_section_definition::allocate_to_segment):
1686 Update the phdrs_list even when the output section is NULL.
1687 * testsuite/Makefile.am: Add test.
1688 * testsuite/Makefile.in: Regenerate.
1689 * testsuite/script_test_9.cc: New.
1690 * testsuite/script_test_9.sh: New.
1691 * testsuite/script_test_9.t: New.
1693 2010-05-19 Doug Kwan <dougkwan@google.com>
1695 * arm.cc (Arm_input_section::original_size): New method.
1696 (Arm_input_section::do_addralign): Add a cast.
1697 (Arm_input_section::do_output_offset): Remove static cast.
1698 (Arm_input_section::original_addralign,
1699 Arm_input_section::original_size_): Change type to uint32_t.
1700 (Arm_input_section::init): Add safe casts for section alignment
1702 (Arm_input_section::set_final_data_size): Do not set address and
1703 offset of stub table.
1704 (Arm_output_section::fix_exidx_coverage): Change use of of
1705 Output_section::Simple_input_section to that of
1706 Output_section::Input_section.
1707 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1708 except for the first pass.
1709 * output.cc (Output_section::get_input_sections): Change type of
1710 input_sections to std::list<Input_section>.
1711 (Output_section::add_script_input_section): Rename from
1712 Output_section::add_simple_input_section. Change type of SIS
1713 parameter from Simple_input_section to Input_section.
1714 * output.h (Output_section::Simple_input_section): Remove class.
1715 (Output_section::Input_section): Change class visibility to public.
1716 (Output_section::Input_section::addralign): Use stored alignments
1717 for special input sections if set.
1718 (Output_section::Input_section::set_addralign): New method.
1719 (Output_section::get_input_sections): Change parameter type from
1720 list of Simple_input_section to list of Input_section.
1721 (Output_section::add_script_input_section): Rename from
1722 Output_section::add_simple_input_section. Change first parameter's
1723 type from Simple_input_section to Input_section and remove the
1724 second and third parameters.
1725 * script-sections.cc (Input_section::Input_section_list): Change
1726 type to list of Output_section::Input_section/
1727 (Input_section_info::Input_section_info): Change parameter type of
1728 INPUT_SECTION to Output_section::Input_section.
1729 (Input_section_info::input_section): Change return type.
1730 (Input_section_info::input_section_): Change type to
1731 Output_section::Input_section.
1732 (Output_section_element_input::set_section_addresses): Adjust code
1733 to use Output_section::Input_section instead of
1734 Output_section::Simple_input_section. Adjust code for renaming
1735 of Output_section::add_simple_input_section.
1736 (Orphan_output_section::set_section_addresses): Ditto.
1738 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1740 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1741 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1743 2010-05-18 Rafael Espindola <espindola@google.com>
1745 * options.cc (General_options::finalize): Handle -nostdlib.
1746 * options.h (nostdlib): New option.
1747 * script.cc (script_add_search_dir): Handle -nostdlib.
1749 2010-05-12 Doug Kwan <dougkwan@google.com>
1751 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1752 attributes section only if there no attributes section after merging.
1753 (Target_arm::merge_object_attributes): Move value of
1754 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1755 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1756 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1757 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1758 and arm_attr_merge_7.stdout.
1759 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1760 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1761 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1762 arm_attr_merge_7b.o): New rules.
1763 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1765 * testsuite/Makefile.in: Regenerate.
1766 * testsuite/arm_attr_merge.sh: New file.
1767 * testsuite/arm_attr_merge_[67][ab].s: Same.
1769 2010-05-05 Nick Clifton <nickc@redhat.com>
1771 * po/es.po: Updated Spanish translation.
1773 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1775 * Makefile.am (install-exec-local): Properly install gold as
1776 default cross linker.
1777 * Makefile.in: Regenerated.
1779 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1780 Nick Clifton <nickc@redhat.com>
1782 * configure.ac (install_as_default): Define and set to false
1783 unless --enable-gold or --enable-gold=both/gold has been
1785 * configure: Regenerate.
1787 * Makefile.am (install-exec-local): Install the executable as
1788 'ld.gold'. If install_as_default is true then also install it as
1790 * Makefile.in: Regenerated.
1792 2010-04-24 Ian Lance Taylor <iant@google.com>
1794 * layout.cc (Layout::layout_reloc): In relocatable link don't
1795 combine reloc sections for grouped sections.
1797 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1799 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1800 sections that are not ordinary to icf.
1801 * icf.cc (get_section_contents): Handle relocation pointing to section
1802 with no object or shndx information.
1803 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1804 * testsuite/Makefile.in: Regenerate.
1805 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1806 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1808 2010-04-22 Ian Lance Taylor <iant@google.com>
1810 * expression.cc (Expression::Expression_eval_info): Add
1811 result_alignment_pointer field.
1812 (Expression::eval_with_dot): Add result_alignment_pointer
1813 parameter. Change all callers.
1814 (Expression::eval_maybe_dot): Likewise.
1815 (class Binary_expression): Add alignment_pointer parameter to
1816 left_value and right_value. Change all callers.
1817 (BINARY_EXPRESSION): Set result alignment.
1818 (class Trinary_expression): Add alignment_pointer parameter to
1819 arg2_value and arg3_value. Change all callers.
1820 (Trinary_cond::value): Set result alignment.
1821 (Max_expression::value, Min_expression::value): Likewise.
1822 (Align_expression::value): Likewise.
1823 * script-sections.cc (class Sections_element): Add dot_alignment
1824 parameter to set_section_addresses virtual function. Update
1826 (class Output_section_element): Likewise.
1827 (Script_sections::create_segments): Add dot_alignment parameter.
1829 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1830 (Script_sections::set_phdrs_clause_addresses): Likewise.
1831 * script-sections.h: Update declarations.
1832 * script.h: Update declarations.
1833 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1835 * testsuite/script_test_3.t: Set large alignment.
1836 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1837 segment has expected alignment.
1839 2010-04-22 Nick Clifton <nickc@redhat.com>
1841 * po/gold.pot: Updated by the Translation project.
1842 * po/vi.po: Updated Vietnamese translation.
1844 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1846 * testsuite/Makefile.am (check_PROGRAMS): Add
1847 icf_virtual_function_folding_test.
1848 * testsuite/Makefile.in: Regenerated.
1850 2010-04-15 Andrew Haley <aph@redhat.com>
1852 * options.h (merge_exidx_entries): New option.
1853 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1854 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1855 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1856 (Target_arm::merge_exidx_entries): New function.
1857 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1858 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1859 to Arm_exidx_fixup constructor.
1860 Add new arg, merge_exidx_entries.
1861 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1862 Arm_output_section::fix_exidx_coverage.
1864 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1866 * icf.cc (get_section_contents): Check for preemptible functions.
1867 Ignore addend when appropriate.
1868 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1870 (add_from_relobj): Check for section folded.
1871 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1872 * symtab.h (should_add_dynsym_entry): Add new parameter.
1873 * target-reloc.h (scan_relocs): Check for section folded.
1874 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1875 Check reloc types for function pointers in shared objects.
1876 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1878 (icf_preemptible_functions_test): New test case.
1879 (icf_string_merge_test): New test case.
1880 * testsuite.Makefile.in: Regenerate.
1881 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1882 bar_glob. Refactor code.
1883 * testsuite/icf_preemptible_functions_test.cc: New file.
1884 * testsuite/icf_preemptible_functions_test.sh: New file.
1885 * testsuite/icf_string_merge_test.cc: New file.
1886 * testsuite/icf_string_merge_test.sh: New file.
1887 * testsuite/icf_virtual_function_folding_test.cc: New file.
1888 * testsuite/icf_virtual_function_folding_test.sh: New file.
1890 2010-04-14 Doug Kwan <dougkwan@google.com>
1892 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1893 for local symbol recounting if we remove a section due to ICF.
1894 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1895 there are no regular objects in input.
1897 2010-04-13 Doug Kwan <dougkwan@google.com>
1899 * arm.cc (Arm_input_section::set_final_data_size): Compute
1900 accurate final data size instead of using current data size.
1902 2010-04-09 Doug Kwan <dougkwan@google.com>
1904 * layout.cc (Layout::choose_output_section): Handle script section
1906 (Layout::make_output_section_for_script): Add section type parameter.
1907 Handle script section types.
1908 * layout.h (Layout::make_output_section_for_script): Add section
1910 * output.cc (Output_section::Output_section): Initialize data member
1912 (Output_section::do_reset_address_and_file_offset): Do not set address
1913 to 0 if section is a NOLOAD section.
1914 * output.h (Output_section::is_noload): New method.
1915 (Output_section::set_is_noload): Ditto.
1916 (Output_section::is_noload_): New data member.
1917 * script-c.h (Script_section_type): New enum type.
1918 (struct Parser_output_section_header): Add new file section_type.
1919 * script-sections.cc (Sections_element::output_section_name): Add
1920 parameter for returning script section type.
1921 (Output_section_definition::output_section_name): Ditto.
1922 (Output_section_definition::section_type)P; New method.
1923 (Output_section_definiton::script_section_type_name): Ditto.
1924 (Output_section_definition::script_section_type_): New data member.
1925 (Output_section_definition::Output_section_definition): Initialize
1926 data member Output_section_definition::script_section_type_.
1927 (Output_section_definition::create_sections): Pass script section type
1928 to Layout::make_output_section_for_script.
1929 (Output_section_definition::output_section_name): Return script
1930 section type to caller.
1931 (Output_section_definition::set_section_address): Do not advance
1932 dot value and load address if section type is NOLOAD. Set address
1933 of NOLOAD sections regardless of section flags.
1934 (Output_section_definition::print): Print section type if it is
1935 not SCRIPT_SECTION_TYPE_NONE.
1936 (Output_section_definition::section_type): New method.
1937 (Output_section_definition::script_section_type_name): Ditto.
1938 (Script_sections::output_section_name): Add new parameter
1939 PSECTION_TYPE for returning script section type. Pass it to
1940 section elements. Handle discard sections.
1941 (Sort_output_sections::operator()): Handle NOLOAD sections.
1942 * script-sections.h (Script_sections::Section_type): New enum type.
1943 (Script_sections::output_section_name): Add a new parameter for
1944 returning script section type.
1945 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1947 * yyscript.y (union): Add new field SECTION_TYPE.
1948 (COPY, DSECT, INFO, NOLOAD): New tokens.
1949 (opt_address_and_section_type): Change type to output_section_header.
1950 (section_type): New non-terminal
1951 (section_header): Handle section type.
1952 (opt_address_and_section_type): Return section type value.
1954 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1956 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1957 * testsuite/plugin_common_test_2.c (foo): Likewise.
1959 2010-04-08 Doug Kwan <dougkwan@google.com>
1961 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1963 * output.cc (Output_section::add_merge_input_section): Simplify
1964 code and return status of Output_merge_base::add_input_section.
1965 Update merge section map only if Output_merge_base::add_input_section
1968 2010-04-07 Doug Kwan <dougkwan@google.com>
1970 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1971 if section is marked as containing instructions but has no mapping
1973 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1974 correct section index.
1975 (Arm_relobj::find_linked_text_section): Ditto.
1977 2010-04-07 Cary Coutant <ccoutant@google.com>
1979 * archive.cc (include_member): Destroy Read_symbols_data object before
1981 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1982 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1983 (Read_symbols_data::~Read_symbols_data) New destructor.
1984 (Section_relocs::Section_relocs) New constructor.
1985 (Section_relocs::~Section_relocs) New destructor.
1986 (Read_relocs_data::Read_relocs_data) New constructor.
1987 (Read_relocs_data::~Read_relocs_data) New destructor.
1988 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1989 pointers to NULL after deleting.
1991 2010-04-07 Doug Kwan <dougkwan@google.com>
1993 * arm.cc: Replace "endianity" with "endianness" in comments.
1994 (Arm_exidx_cantunwind): Ditto.
1995 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1996 (Arm_relobj::merge_flags_and_attributes): New method.
1997 (Arm_relobj::merge_flags_and_attributes_): New data member.
1998 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1999 (Arm_relobj::scan_sections_for_stubs): Ditto.
2000 (Arm_relobj::do_read_symbols): Check to see if we really want to
2001 merge processor-specific flags and attributes. Exit early if
2002 an object is empty except for section names and the undefined symbol.
2003 (Target_arm::do_finalize_sections): Move check for ELF format to
2004 Arm_relobj::do_read_symbols. Merge processor specific flags and
2005 attributes from a regular object only when we have determined that
2006 it is aapropriate. Do not create an .ARM.attributes section in
2007 output if there is no regular input object.
2008 (Target_arm::merge_processor_specific_flags): Check
2009 --warn-mismatch before printing any error.
2010 (Target_arm::merge_object_attributes): Ditto.
2011 * gold.cc (queue_middle_tasks): Handle the case in which there is
2012 no regular object in input.
2013 * options.cc (General_options::parse_EB): New method.
2014 (General_options::parse_EL): Same.
2015 (General_options::General_options): Initialize endianness_.
2016 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2018 (General_options::Endianness): New enum.
2019 (General_options::endianness): New method.
2020 (General_options::endianness_): New data member.
2021 * parameters.cc (Parameters::set_options): Check target endianness.
2022 (Parameters::set_target_once): Ditto.
2023 (Parameters::check_target_endianness): New method.
2024 (parameters_force_valid_target): If either -EL or -EB is specified,
2025 use it to define endianness of default target.
2026 * parameters.h (Parameters::check_target_endianness): New method
2028 * target.h (class Target): Change "endianity" to "endianness"
2031 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2033 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2034 * configure: Regenerate.
2035 * Makefile.in: Regenerate.
2036 * testsuite/Makefile.in: Regenerate.
2038 2010-04-06 Cary Coutant <ccoutant@google.com>
2041 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2042 prevailing definitions of common symbols.
2043 * testsuite/plugin_test_6.sh: New test case.
2044 * testsuite/plugin_common_test_1.c: New test case.
2045 * testsuite/plugin_common_test_2.c: New test case.
2046 * testsuite/Makefile.am (plugin_test_6): New test case.
2047 * testsuite/Makefile.in: Regenerate.
2049 2010-04-06 Nick Clifton <nickc@redhat.com>
2051 * po/vi.po: New Vietnamese translation.
2053 2010-03-30 Doug Kwan <dougkwan@google.com>
2055 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2057 2010-03-25 Doug Kwan <dougkwan@google.com>
2059 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2060 to avoid a conversion warning on a 32-bit host.
2062 2010-03-24 Ian Lance Taylor <iant@google.com>
2064 * testsuite/script_test_3.t: Add a TLS segment.
2065 * testsuite/Makefile.am (check_PROGRAMS): Add
2066 tls_phdrs_script_test.
2067 (tls_phdrs_script_test_SOURCES): Define.
2068 (tls_phdrs_script_test_DEPENDENCIES): Define.
2069 (tls_phdrs_script_test_LDFLAGS): Define.
2070 (tls_phdrs_script_test_LDADD): Define.
2071 * testsuite/Makefile.in: Rebuild.
2073 2010-03-23 Cary Coutant <ccoutant@google.com>
2075 * fileread.cc (find_or_make_view): Fix comment.
2077 2010-03-23 Ian Lance Taylor <iant@google.com>
2079 * script-sections.cc (class Orphan_section_placement): Define
2080 PLACE_TLS and PLACE_TLS_BSS.
2081 (Orphan_section_placement::Orphan_section_placement): Initialize
2083 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2084 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2085 (tls_script_test_SOURCES): Define.
2086 (tls_script_test_DEPENDENCIES): Define.
2087 (tls_script_test_LDFLAGS): Define.
2088 (tls_script_test_LDADD): Define.
2089 * testsuite/Makefile.in: Rebuild.
2091 2010-03-22 Doug Kwan <dougkwan@google.com>
2093 * arm.cc (Arm_relocate_functions::abs8,
2094 Arm_relocate_functions::abs16): Use correct check for overflow
2095 specified in the ARM ELF specs.
2096 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2097 target of a BLX instruction specially.
2098 (Reloc_stub::stub_type_for_reloc): Ditto.
2099 (Relocate::relocate): Use symbolic names instead of numeric relocation
2100 codes to report error.
2101 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2103 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2104 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2105 thumb2_blx_out_of_range.stdout
2106 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2107 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2108 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2109 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2110 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2111 thumb2_blx_in_range, thumb2_blx_in_range.o,
2112 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2113 thumb2_blx_out_of_range.o): New rules.
2114 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2115 thumb2_blx_in_range and thumb2_blx_out_of_range.
2116 * testsuite/Makefile.in: Regenerate.
2117 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2118 * testsuite/thumb_blx_in_range.s: New file.
2119 * testsuite/thumb_blx_out_of_range.s: New file.
2121 2010-03-22 Rafael Espindola <espindola@google.com>
2123 * archive.cc (Should_include): Move to archive.h.
2124 (should_include_member): Make it a member of Archive.
2126 (Add_lib_group_symbols): New.
2127 * archive.h: Include options.h.
2128 (Archive_member): Moved from Archive.
2129 (Should_include): Moved from archive.cc.
2131 (Add_lib_group_symbols): New.
2132 * dynobj.cc (do_should_include_member): New.
2133 * dynobj.h (do_should_include_member): New.
2134 * gold.cc (queue_initial_tasks): Update call to queue.
2135 * main.cc (main): Print lib group stats.
2136 * object.cc (do_should_include_member): New.
2137 * object.h: Include archive.h.
2138 (Object::should_include_member): New.
2139 (Object::do_should_include_member): New.
2140 (Sized_relobj::do_should_include_member): New.
2141 * options.cc (General_options::parse_start_lib): New.
2142 (General_options::parse_end_lib): New.
2143 (Input_arguments::add_file): Handle lib groups.
2144 (Input_arguments::start_group): Check we are not in a lib.
2145 (Input_arguments::start_lib): New.
2146 (Input_arguments::end_lib): New.
2147 * options.h (General_options): Add start_lib and end_lib.
2148 (Input_argument::lib_): New.
2149 (Input_argument::lib): New.
2150 (Input_argument::is_lib): New.
2151 (Input_file_lib): New.
2152 (Input_arguments::in_lib_): New.
2153 (Input_arguments::in_lib): New.
2154 (Input_arguments::start_lib): New.
2155 (Input_arguments::end_lib_): New.
2156 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2157 in unused members as preempted.
2158 (Sized_pluginobj::do_should_include_member): New.
2159 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2160 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2162 (Read_symbols::do_whole_lib_group): New.
2163 (Read_symbols::do_lib_group): New.
2164 (Read_symbols::do_read_symbols): Handle lib groups.
2165 (Read_symbols::get_name): Handle lib groups.
2166 * readsyms.h (Read_symbols): Add an archive member pointer.
2167 (Read_symbols::do_whole_lib_group): New.
2168 (Read_symbols::do_lib_group): New.
2169 (Read_symbols::member_): New.
2170 * script.cc (read_input_script): Update call to queue_soon.
2172 2010-03-19 Doug Kwan <dougkwan@google.com>
2174 * arm.cc (Stub_table::Stub_table): Initialize new data members
2175 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2176 (Stub_table::add_reloc_stub): Assign stub offset and update
2177 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2178 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2180 (Stub_table::update_data_size_and_addralign): Use
2181 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2182 instead of going over all reloc stubs.
2183 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2184 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2185 Stringpool_template::offset_ to size of Stringpool_char.
2186 (Stringpool_template::new_key_offset): Remove code to initialize
2187 Stringpool_template::offset_.
2188 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2189 Stringpool_template::offset_ to zero.
2191 2010-03-15 Doug Kwan <dougkwan@google.com>
2193 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2195 (Stringpool_template::new_key_offset): New method.
2196 (Stringpool_template::add_string): Assign offsets when adding new
2198 (Stringpool_template::set_string_offsets): Do not set string offsets
2199 when not optimizing.
2200 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2202 (Chunked_vector::clear): Clear size_.
2203 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2204 (Chunked_vector::size): Return size_.
2205 (Chunked_vector::push_back): Use size_ to find insert position.
2206 (Chunked_vector::size_): New data member.
2207 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2208 (Stringpool_template::new_key_offset): New method declaration.
2209 (Stringpool_template::offset_): New data member.
2211 2010-03-15 Rafael Espindola <espindola@google.com>
2213 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2214 Add_symbols' constructor.
2215 * readsyms.h (Add_symbols): Remove the input_group member.
2217 2010-03-10 Ian Lance Taylor <iant@google.com>
2219 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2220 target to ask whether a reference to a symbol requires a stack
2222 * target.h (Target::is_call_to_non_split): New function.
2223 (Target::do_is_call_to_non_split): Declare virtual function.
2224 * target.cc: Include "symtab.h".
2225 (Target::do_is_call_to_non_split): New function.
2226 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2228 2010-03-10 Cary Coutant <ccoutant@google.com>
2230 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2231 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2232 (File_read::open[2]): Add whole_file_view_ to list of views.
2233 (File_read::make_view): Remove test of whole_file_view_.
2234 (File_read::find_or_make_view): Create whole_file_view_ if
2236 (File_read::clear_views): Replace bool parameter with enum;
2237 adjust all callers. Don't delete views with permanent data;
2238 do delete cached views and views from archives if
2239 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2240 if clearing the corresponding view.
2241 * fileread.h (File_read::Clear_views_mode): New enum.
2242 (File_read::View::is_permanent_view): New method.
2243 (File_read::clear_views): Replace bool parameter
2244 with enum; adjust all callers.
2245 * options.h (General_options): Change keep_files_mapped option;
2246 add map_whole_files.
2247 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2249 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2252 2010-03-10 David S. Miller <davem@davemloft.net>
2254 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2256 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2258 * icf.cc (get_section_contents): Add '@' marker after processing the
2261 2010-03-08 Doug Kwan <dougkwan@google.com>
2263 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2264 due to a conversion warning.
2265 (Arm_relobj::update_output_local_symbol_count): Check for local
2266 symbol with unset output index.
2268 2010-03-05 Ian Lance Taylor <iant@google.com>
2270 * options.h (class General_options): Add --spare-dynamic-tags.
2271 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2272 --spare-dynamic-tags.
2274 2010-03-05 Ian Lance Taylor <iant@google.com>
2276 * incremental.cc: Include "libiberty.h".
2278 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2280 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2281 function, is_info_ member.
2282 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2283 (Versions::Versions): Update caller.
2284 (Versions::define_base_version): Likewise.
2285 (Versions::add_def): Likewise.
2287 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2289 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2290 (Scan::possible_function_pointer_reloc): New function.
2291 (Scan::local_reloc_may_be_function_pointer): Change to call
2292 possible_function_pointer_reloc.
2293 (Scan::global_reloc_may_be_function_pointer): Ditto.
2294 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2295 relocations in ".data.rel.ro._ZTV" section.
2296 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2297 * testsuite/icf_safe_so_test.cc: Ditto.
2298 * testsuite/icf_safe_test.cc: Ditto.
2299 * testsuite/icf_safe_test.sh: Ditto.
2301 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2302 Ian Lance Taylor <iant@google.com>
2304 * target-reloc.h (relocate_section): Check the symbol table index
2305 for -1U before setting the local symbol index.
2306 (scan_relocatable_relocs): If copying the relocation, record that
2307 the local symbol is required.
2308 * object.h (Symbol_value::is_output_symtab_index_set): New
2310 (Symbol_value::may_be_discarded_from_output_symtab): New
2312 (Symbol_value::has_output_symtab_entry): New function.
2313 (Symbol_value::needs_output_symtab_entry): Remove.
2314 (Symbol_value::output_symtab_index): Make sure the symbol index is
2316 (Symbol_value::set_output_symtab_index): Make sure the symbol
2317 index is not set. Make sure the new index is valid.
2318 (Symbol_value::set_must_have_output_symtab_entry): New function.
2319 (Symbol_value::has_output_dynsym_entry): New function.
2320 (Symbol_value::set_output_dynsym_index): Make sure the new index
2322 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2323 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2324 local symbol if permitted.
2325 (Sized_relobj::do_finalize_local_symbols): Call
2326 is_output_symtab_index_set rather than needs_output_symtab_entry.
2327 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2328 rather than needs_output_symtab_entry. Call
2329 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2330 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2331 is_output_symtab_index_set rather than needs_output_symtab_entry.
2332 * testsuite/discard_locals_relocatable_test.c: New file.
2333 * testsuite/discard_locals_test.sh: Test -r.
2334 * testsuite/Makefile.am (check_DATA): Add
2335 discard_locals_relocatable_test1.syms,
2336 discard_local_relocatable_test2.syms.
2337 (MOSTLYCLEANFILES): Likewise. Also add
2338 discard_locals_relocatable_test1.lout and
2339 discard_locals_relocatable_test2.out.
2340 (discard_locals_relocatable_test1.syms): New target.
2341 (discard_locals_relocatable_test.o): New target.
2342 (discard_locals_relocatable_test1.out): New target.
2343 (discard_locals_relocatable_test2.syms): New target.
2344 (discard_locals_relocatable_test2.out): New target.
2345 (various): Add missing ../ld-new dependencies.
2346 * testsuite/Makefile.in: Rebuild.
2348 2010-03-03 Nick Clifton <nickc@redhat.com>
2350 * po/fi.po: New Finnish translation.
2352 2010-03-01 Doug Kwan <dougkwan@google.com>
2354 * layout.cc (Layout::Layout): Force section types of .init_array*,
2355 .preinit_array* and .fini_array* sections.
2356 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2357 Fix check of return value of std::string::find.().
2358 (Output_section::Input_section_sort_compare::operator()): Remove
2359 comment about .init_array.
2360 (Output_section::Input_section_sort_init_fini_compare::operator()):
2362 (Output_section::sort_attached_input_sections): Handle .init_array
2363 and .fini_array specially.
2364 * output.h (Output_section::Inut_section_sort_compare): Update
2366 (Output_section::Input_section_sort_init_fini_compare): New struct.
2368 2010-02-26 Doug Kwan <dougkwan@google.com>
2370 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2371 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2372 * testsuite/debug_msg.sh: Avoid matching source line number for
2373 use of global variable undef_int.
2375 2010-02-26 Doug Kwan <dougkwan@google.com>
2377 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2378 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2379 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2380 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2381 * options.cc (General_options::General_options): Initialize member
2383 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2384 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2385 and rm_no_fix_v4bx.stdout
2386 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2387 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2388 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2389 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2390 and arm_no_fix_v4bx.
2391 * Makefile.in: Regenerate.
2392 * testsuite/arm_fix_v4bx.s: New file.
2393 * testsuite/arm_fix_v4bx.sh: Ditto.
2395 2010-02-24 Doug Kwan <dougkwan@google.com>
2397 * arm.cc (Target_arm::got_section): Make the .got section the first
2398 non RELRO section in the data segment.
2399 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2400 suffixes of section names.
2402 2010-02-24 Doug Kwan <dougkwan@google.com>
2404 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2405 flags and attributes merging if an input file is a binary file.
2406 * fileread.cc (Input_file::open): Record format of original file.
2407 * fileread.h (Input_file::Format): New enum type.
2408 (Input_file::Input_file): Initialize data member format_.
2409 (Input_file::format): New method definition.
2410 (Input_file::format_):: New data member.
2412 2010-02-24 Doug Kwan <dougkwan@google.com>
2414 * arm.cc (Arm_output_data_got): New class.
2415 (ARM_TCB_SIZE): New constant
2416 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2417 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2418 If user uses a script with a SECTIONS clause, issue only a warning
2419 for a misplaced EXIDX input section. Otherwise, issue an error.
2420 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2422 (Target_arm::got_mode_index_entry): Handle static linking.
2423 (Target_arm::Scan::local): Ditto.
2424 (Target_arm::Scan::global): Ditto.
2425 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2426 all incorrectly implemented relocations.
2427 (Target_arm::fix_exidx_coverage): Pass layout to
2428 Arm_output_section::fix_exidx_coverage.
2429 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2430 from ".ARM.exidx." and ".ARM.extab.".
2432 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2434 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2435 section if it does not already exist.
2436 * attributes.cc (Attributes_section_data::Attributes_section_data):
2437 Don't crash if size is zero.
2439 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2440 Ian Lance Taylor <iant@google.com>
2442 * gold.cc (queue_middle_tasks): If no input files were opened,
2444 * workqueue.h (Task_function::Task_function): Assert that there is
2447 2010-02-22 Doug Kwan <dougkwan@google.com>
2449 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2450 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2451 types to avoid warnings due to different uint64_t implementations
2454 2010-02-21 Doug Kwan <dougkwan@google.com>
2456 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2457 handling of the maximum backward branch offset.
2458 (Arm_relocate_functions::thumb_branch_common): Ditto.
2459 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2460 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2461 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2462 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2463 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2464 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2465 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2466 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2467 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2468 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2469 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2470 thumb2_bl_out_of_range.o): New rules.
2471 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2472 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2473 thumb2_bl_out_of_range
2474 * testsuite/Makefile.in: Regenerate.
2475 * testsuite/arm_bl_in_range.s: New file.
2476 * testsuite/arm_bl_out_of_range.s: Ditto.
2477 * testsuite/arm_branch_in_range.sh: Ditto.
2478 * testsuite/arm_branch_range.t: Ditto.
2479 * testsuite/thumb2_branch_range.t: Ditto.
2480 * testsuite/thumb_bl_in_range.s: Ditto.
2481 * testsuite/thumb_bl_out_of_range.s: Ditto.
2482 * testsuite/thumb_branch_range.t: Ditto.
2484 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2486 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2487 Add reloc offset information.
2488 * icf.cc (get_section_contents): Change iterators to point to the new
2489 vectors. Add reloc offset information to the contents.
2490 * icf.h (Icf::Sections_reachable_info): New typedef.
2491 (Icf::Sections_reachable_list): New typedef.
2492 (Icf::Offset_info): New typedef.
2493 (Icf::Reloc_info): New struct typedef.
2494 (Icf::Reloc_info_list): New typedef.
2495 (Icf::symbol_reloc_list): Delete method.
2496 (Icf::addend_reloc_list): Delete method.
2497 (Icf::section_reloc_list): Delete method.
2498 (Icf::reloc_info_list): New method.
2499 (Icf::reloc_info_list_): New member.
2501 2010-02-19 Doug Kwan <dougkwan@google.com>
2503 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2504 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2505 * arm.cc (Arm_relocation_functions): New forward declaration.
2506 (Target_arm::Target_arm): Initialize new data members
2507 got_mod_index_offset_ and tls_base_symbol_defined_.
2508 (Target_arm::Relocate::relocate_tls): New method.
2509 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2510 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2512 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2513 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2514 (Target_arm::got_mod_index_offset_,
2515 Target_arm::tls_base_symbol_defined_): New data members.
2516 (Target_arm::Scan::local, Target::Scan::global,
2517 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2520 2010-02-18 Doug Kwan <dougkwan@google.com>
2522 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2523 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2524 text section as a parameter becuase some broken tools may not set
2525 the link in section header.
2526 (Target_arm::has_got_section): New method.
2527 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2528 without any mapping symbol as data only. Remove warning.
2529 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2530 link in its section header, try to discover the link by inspecting the
2531 REL31 relocation at the beginning of the section.
2532 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2534 (Target_arm::Scan::global): Treat any reference to the symbol
2535 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2537 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2539 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2540 (Scan::global_reloc_may_be_function_pointer): New function.
2541 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2542 (Scan::global_reloc_may_be_function_pointer): New function.
2543 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2544 (Scan::global_reloc_may_be_function_pointer): New function.
2545 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2546 (Scan::global_reloc_may_be_function_pointer): New function.
2547 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2548 (Scan::global_reloc_may_be_function_pointer): New function.
2549 (Scan::possible_function_pointer_reloc): New function.
2550 (Target_x86_64::can_check_for_function_pointers): New function.
2551 * gc.h (gc_process_relocs): Scan relocation types to determine if
2552 function pointers were taken for targets that support it.
2553 * icf.cc (Icf::find_identical_sections): Include functions for
2554 folding in safe ICF whose pointer is not taken.
2555 * icf.h (Secn_fptr_taken_set): New typedef.
2556 (fptr_section_id_): New member.
2557 (section_has_function_pointers): New function.
2558 (set_section_has_function_pointers): New function.
2559 (check_section_for_function_pointers): New function.
2560 * options.h: Fix comment for safe ICF option.
2561 * target.h (can_check_for_function_pointers): New function.
2562 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2563 Modify icf_safe_test for X86-64.
2564 * testsuite/Makefile.in: Regenerate.
2565 * testsuite/icf_safe_so_test.cc: New file.
2566 * testsuite/icf_safe_so_test.sh: New file.
2567 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2568 (main): Change to take pointer to function kept_func_3.
2569 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2570 folding is done correctly for X86-64.
2572 2010-02-12 David S. Miller <davem@davemloft.net>
2574 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2575 is_symbolless parameter.
2576 (Output_reloc<SHT_REL>::is_symbolless): New.
2577 (Output_reloc<SHT_REL>::is_symbolless_): New.
2578 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2579 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2580 (Output_reloc<SHT_RELA>::is_symbolless): New.
2581 (Output_data_reloc::add_global): Handle is_symbolless.
2582 (Output_data_reloc::add_global_relative): Likewise.
2583 (Output_data_reloc::add_local): Likewise.
2584 (Output_data_reloc::add_local_relative): Likewise.
2585 (Output_data_reloc::add_symbolless_global_addend): New.
2586 (Output_data_reloc::add_symbolless_local_addend): New.
2587 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2589 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2590 instead of ->is_relative_
2591 (Output_reloc::write): Likewise.
2592 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2593 (Output_reloc::write_rel): Simplify.
2595 * sparc.cc (Target_sparc::Scan::local): Use
2596 ->add_symbolless_local_addend as needed.
2597 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2598 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2599 based upon relocation offset.
2601 2010-02-11 Doug Kwan <dougkwan@google.com>
2603 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2604 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2605 beginning of function.
2606 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2607 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2608 parameter is_32bit in calls to should_apply_static_reloc.
2609 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2610 (check_DATA): Add arm_abs_global.stdout.
2611 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2612 arm_abs_global.stdout): New rules.
2613 (MOSTLLYCLEANFILES): Add arm_abs_global
2614 * Makefile.in: Regenerate.
2615 * testsuite/arm_abs_global.s: New file.
2616 * testsuite/arm_abs_global.sh: Ditto.
2617 * testsuite/arm_abs_lib.s: Ditto.
2619 2010-02-11 Ian Lance Taylor <iant@google.com>
2621 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2623 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2624 Allocate_commons_task first.
2625 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2626 task, rather than symtab_lock_.
2627 (Gc_process_relocs::~Gc_process_relocs): New function.
2628 (Gc_process_relocs::is_runnable): Check this_blocker_.
2629 (Gc_process_relocs::locks): Use next_blocker_ rather than
2631 (Scan_relocs::~Scan_relocs): New function.
2632 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2634 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2636 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2637 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2638 constructor accordingly.
2639 (class Gc_process_relocs): Likewise.
2640 (class Scan_relocs): Likewise.
2641 * common.h (class Allocate_commons_task): Remove symtab_lock_
2642 field, and corresponding constructor parameter.
2643 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2645 (Allocate_commons_task::locks): Likewise.
2647 2010-02-11 Ian Lance Taylor <iant@google.com>
2649 * gold-threads.h (class Once): Define.
2650 (class Initialize_lock): Rewrite as child of Once.
2651 * gold-threads.cc (class Once_initialize): Define.
2652 (once_pointer_control): New static variable.
2653 (once_pointer, once_arg): New static variables.
2654 (c_run_once): New static function.
2655 (Once::Once, Once::run_once, Once::internal_run): New functions.
2656 (class Initialize_lock_once): Remove.
2657 (initialize_lock_control): Remove.
2658 (initialize_lock_pointer): Remove.
2659 (initialize_lock_once): Remove.
2660 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2661 (Initialize_lock::initialize): Rewrite.
2662 (Initialize_lock::do_run_once): New function.
2663 * archive.cc (Archive::interpret_header): Only clear name if it is
2665 * fileread.cc: Include "gold-threads.h"
2666 (file_counts_lock): New static variable.
2667 (file_counts_initialize_lock): Likewise.
2668 (File_read::release): Only increment counts when using --stats.
2669 Use a lock around the increment.
2670 * parameters.cc (class Set_parameters_target_once): Define.
2671 (set_parameters_target_once): New static variable.
2672 (Parameters::Parameters): Move here from parameters.h.
2673 (Parameters::set_target): Rewrite.
2674 (Parameters::set_target_once): New function.
2675 (Parameters::clear_target): Move here and rewrite.
2676 * parameters.h (class Parameters): Update declarations. Add
2677 set_parameters_target_once_ field.
2678 (Parameters::Parameters): Move to parameters.cc.
2679 (Parameters::clear_target): Likewise.
2680 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2682 (Start_group::~Start_group): New function.
2683 (Start_group::is_runnable): New function.
2684 (Start_group::locks, Start_group::run): New functions.
2685 (Finish_group::run): Change saw_undefined to size_t.
2686 * readsyms.h (class Start_group): Define.
2687 (class Finish_group): Change saw_undefined_ field to size_t.
2688 (Finish_group::Finish_group): Remove saw_undefined and
2689 this_blocker parameters. Change all callers.
2690 (Finish_group::set_saw_undefined): New function.
2691 (Finish_group::set_blocker): New function.
2692 * symtab.h (class Symbol_table): Change saw_undefined to return
2693 size_t. Change saw_undefined_ field to size_t.
2694 * target-select.cc (Set_target_once::do_run_once): New function.
2695 (Target_selector::Target_selector): Initialize set_target_once_
2696 field. Don't initialize lock_ and initialize_lock_ fields.
2697 (Target_selector::instantiate_target): Rewrite.
2698 (Target_selector::set_target): New function.
2699 * target-select.h (class Set_target_once): Define.
2700 (class Target_selector): Update declarations. Make
2701 Set_target_once a friend. Remove lock_ and initialize_lock_
2702 fields. Add set_target_once_ field.
2704 2010-02-10 Ian Lance Taylor <iant@google.com>
2706 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2708 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2709 (queue_middle_tasks): Add all blockers before queueing any tasks.
2710 (queue_final_tasks): Likewise.
2711 * token.h (Task_token::add_blockers): New function.
2712 * object.h (Input_objects::number_of_relobjs): New function.
2714 2010-02-10 Ian Lance Taylor <iant@google.com>
2716 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2717 shared, not if not position independent.
2718 * x86_64.cc (Relocate::relocate_tls): Likewise.
2719 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2720 (tls_pie_pic_test): New target.
2721 * testsuite/Makefile.in: Rebuild.
2723 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2724 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2725 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2726 * testsuite/Makefile.in: Rebuild.
2728 2010-02-09 David S. Miller <davem@davemloft.net>
2730 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2731 R_SPARC_RELATIVE using ->add_local_relative().
2732 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2734 * output.h (Output_data_dynamic::add_section_size): New method
2735 that takes two Output_data objects.
2736 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2737 entry param. Handle it in initializers.
2738 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2739 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2740 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2742 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2743 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2744 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2745 for dynrel_includes_plt.
2746 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2747 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2748 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2750 (Target_sparc::do_finalize_sections): Update to pass true for
2751 dynrel_includes_plt.
2752 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2753 output before .rela.plt
2754 (Target_powerpc::do_finalize_sections): Update to pass true for
2755 dynrel_includes_plt when 32-bit.
2757 2010-02-08 Doug Kwan <dougkwan@google.com>
2759 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2761 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2762 Arm_relobj::scan_section_for_cortex_a8_stubs,
2763 Arm_relobj::do_relocation_section): Instead of calling
2764 Output_section::output_address, use faster
2765 Arm_relobj::simple_input_section_output_address.
2767 2010-02-08 David S. Miller <davem@davemloft.net>
2769 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2770 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2771 relocation helper function.
2773 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2774 just like R_SPARC_GOT{10,13,22}.
2775 (Target_sparc::Scan::local): Likewise.
2776 (Target_sparc::Relocate:relocate): Likewise.
2778 2010-02-06 Ian Lance Taylor <iant@google.com>
2780 * configure.ac: Rewrite targetobjs duplicate removal code to use
2781 only shell constructs.
2782 * configure: Rebuild.
2784 2010-02-05 Doug Kwan <dougkwan@google.com>
2787 * arm.cc (Arm_relobj::section_is_scannable): New method.
2788 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2789 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2791 2010-02-04 Doug Kwan <dougkwan@google.com>
2794 * arm-reloc-property.cc (cstdio): Include.
2795 * configure.ac (targetobjs): Remove duplicates.
2796 * configure: Regenerate.
2797 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2798 big and little endian version for a given address size.
2800 2010-02-03 Doug Kwan <dougkwan@google.com>
2802 * arm-reloc-property.cc
2803 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2805 * arm-reloc-property.h
2806 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2807 New method definition.
2808 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2810 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2812 (GOT_PREL): Change implemented to Y.
2813 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2814 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2815 (Arm_relocate_functions::movw_abs_nc): Remove method.
2816 (Arm_relocate_functions::movt_abs): Ditto.
2817 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2818 (Arm_relocate_functions::thm_movt_abs): Ditto.
2819 (Arm_relocate_functions::movw_rel_nc): Ditto.
2820 (Arm_relocate_functions::movw_rel): Ditto.
2821 (Arm_relocate_functions::movt_rel): Ditto.
2822 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2823 (Arm_relocate_functions:thm_movw_rel): Ditto.
2824 (Arm_relocate_functions:thm_movt_rel): Ditto.
2825 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2826 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2827 New method definitions.
2828 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2829 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2830 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2831 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2832 (Target_arm::Relocate::relocate): Check for non-static or
2833 unimplemented relocation code and exit early. Change calls to
2834 Target_arm::reloc_uses_thumb_bit and
2835 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2836 instead. Refactor code to handle similar relocations to increase
2837 code sharing. Remove check for unsupported relocation code in switch
2839 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2840 relocation property table to find out size. Change error message to
2841 print out the name of a relocation code instead of the numeric value.
2842 (Target_arm::scan_reloc_for_stub): Use relocation property table
2843 instead of calling Target_arm::reloc_uses_thumb_bit().
2845 2010-02-02 Doug Kwan <dougkwan@google.com>
2847 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2848 types of relaxed input section.
2850 2010-02-02 Doug Kwan <dougkwan@google.com>
2852 * Makefile.am (HFILES): Add arm-reloc-property.h.
2854 (TARGETSOURCES): Add arm-reloc-property.cc
2855 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2856 (libgold_a_SOURCES): $(DEFFILES)
2857 * Makefile.in: Regenerate.
2858 * arm-reloc-property.cc: New file.
2859 * arm-reloc-property.h: New file.
2860 * arm-reloc.def: New file.
2861 * arm.cc: Update comments.
2862 (arm-reloc-property.h): New included header.
2863 (arm_reloc_property_table): New global variable.
2864 (Target_arm::do_select_as_default_target): New method definition.
2865 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2866 arm-reloc-property to targ_extra_obj.
2867 * parameters.cc (set_parameters_target): Call
2868 Target::select_as_default_target().
2869 * target.h (Target::select_as_default_target): New method definition.
2870 (Target::do_select_as_default_target): Same.
2872 2010-02-01 Doug Kwan <dougkwan@google.com>
2874 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2875 first_output_text_section_.
2876 (Arm_exidx_fixup::first_output_text_section): New method definition.
2877 (Arm_exidx_fixup::first_output_text_section_): New data member.
2878 (Arm_exidx_fixup::process_exidx_section): Record the first text
2879 output section seen.
2880 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2881 and entsize in output section header.
2883 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2885 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2886 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2887 (Arm_relocate_functions::thm_alu11): New Method.
2888 (Arm_relocate_functions::thm_pc8): New Method.
2889 (Arm_relocate_functions::thm_pc12): New Method.
2890 (Target_arm::Scan::local): Handle the relocations.
2891 (Target_arm::Scan::global): Likewise.
2892 (Target_arm::Relocate::relocate): Likewise.
2893 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2895 2010-01-29 Doug Kwan <dougkwan@google.com>
2897 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2898 of relocation types as ld.
2900 2010-01-29 Doug Kwan <dougkwan@google.com>
2902 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2904 (Arm_relocate_functions::thumb_branch_common): Ditto.
2905 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2906 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2907 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2908 Arm_relocate_functions::jump24): Remove.
2909 (Target_arm::Relocate::relocate): Adjust code to call
2910 Arm_relocation_functions::arm_branch_common and
2911 Arm_relocation_functions::thumb_branch_common instead of their removed
2912 wrappers. Merge switch-cases together to reduce source code size.
2914 2010-01-29 Doug Kwan <dougkwan@google.com>
2916 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2917 output_local_symbol_count_needs_update_.
2918 (Arm_relobj::output_local_symbol_count_needs_update,
2919 Arm_relobj::set_output_local_symbol_count_needs_update,
2920 Arm_relobj::update_output_local_symbol_count): New methods.
2921 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2923 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2924 of pointed function as in a R_ARM_PREL31 relocation.
2925 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2926 for output local symbol count updating.
2927 (Target_arm::do_relax): Update output local symbol counts in objects
2929 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2931 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2933 * arm.cc: Added support for the ARM relocations:
2934 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2935 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2936 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2938 (Arm_relocate_functions::movw_rel): New method.
2939 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2940 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2942 (Arm_relocate_functions::thm_movw_rel): New method.
2943 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2945 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2947 (Target_arm::Scan::global): Likewise.
2948 (Target_arm::Relocate::relocate): Likewise.
2949 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2952 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2954 * arm.cc: Added support for ARM group relocations.
2955 (Target_arm::reloc_needs_sym_origin): New method.
2956 (Arm_relocate_functions::calc_grp_kn): New method.
2957 (Arm_relocate_functions::calc_grp_residual): New method.
2958 (Arm_relocate_functions::calc_grp_gn): New method.
2959 (Arm_relocate_functions::arm_grp_alu): New Method.
2960 (Arm_relocate_functions::arm_grp_ldr): New Method.
2961 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2962 (Arm_relocate_functions::arm_grp_ldc): New Method.
2963 (Target_arm::Scan::local): Handle the ARM group relocations.
2964 (Target_arm::Scan::global): Likewise.
2965 (Target_arm::Relocate::relocate): Likewise.
2966 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2969 2010-01-26 Doug Kwan <dougkwan@google.com>
2971 * arm.cc (set): Include.
2972 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2974 (Arm_output_section::Text_section_list): New type.
2975 (Arm_output_section::append_text_sections_to_list): New method.
2976 (Arm_output_section::fix_exidx_coverage): Ditto.
2977 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2978 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2979 Relobj::set_section_offset() instead of
2980 Sized_relobj::invalidate_section_offset().
2981 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2982 parameter for section headers. Ignore relocation sections for
2983 unallocated sections and EXIDX sections.
2984 (Target_arm::fix_exidx_coverage): New method.
2985 (Target_arm::output_section_address_less_than): New type.
2986 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2987 linked text section instead of the EXIDX section.
2988 (Arm_output_section::create_stub_group): Add an assertion to check
2989 that this is not an EXIDX output section.
2990 (Arm_output_section::append_text_sections_to_list): New method.
2991 (Arm_output_section::fix_exidx_coverage): Ditto.
2992 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2993 Arm_relobj::section_needs_reloc_stub_scanning.
2994 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2996 (Target_arm::fix_exidx_coverage): New method.
2997 * object.h (Relobj::set_output_section): New method.
2998 (Sized_relobj::invalidate_section_offset): Remove method.
2999 (Sized_relobj::do_invalidate_section_offset): Remove method.
3000 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3002 2010-01-25 Doug Kwan <dougkwan@google.com>
3004 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3005 Fix warning due to signed and unsigned comparison on a 32-bit host.
3007 2010-01-22 Doug Kwan <dougkwan@google.com>
3009 * arm.cc (Target_arm::do_relax): Record an output section for section
3010 offset adjustment it contains any stub table that has changed.
3011 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3012 offsets in an output section if necessary.
3013 * output.cc (Output_section::Output_section): Initialize
3014 section_offsets_need_adjustments_.
3015 (Output_section::add_input_section_for_script): Renamed to
3016 Output_section::add_simple_input_section.
3017 (Output_section::save_states): Add a comment.
3018 (Output_section::discard_states): New method defintion.
3019 (Output_section::adjust_section_offsets): Same.
3020 * output.h (Output_section::add_input_section_for_script): Renamed to
3021 Output_section::add_simple_input_section.
3022 (Output_section::discard_states): New method declaration.
3023 (Output_section::adjust_section_offsets): Same.
3024 (Output_section::section_offsets_need_adjustment,
3025 Output_section::set_section_offsets_need_adjustment): New method
3027 (Output_section::section_offsets_need_adjustment_): New data member.
3028 * script-sections.cc
3029 (Output_section_element_input::set_section_address): Adjust code for
3030 renaming of Output_section::add_input_section_for_script.
3031 (Orphan_output_section::set_section_address): Same.
3033 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3035 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3036 Fix_v4bx enum values .
3037 * gold/options.h (General_options): New option definitions.
3038 (General_options::fix_v4bx): New method.
3039 (General_options::Fix_v4bx): New enum.
3040 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3041 (General_options::parse_fix_v4bx_interworking): New method.
3043 2010-01-22 Doug Kwan <dougkwan@google.com>
3045 * arm.cc (Arm_exidx_fixup): New class.
3047 2010-01-21 Doug Kwan <dougkwan@google.com>
3049 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3051 (Arm_exidx_section_offset_map): New type.
3053 2010-01-21 Doug Kwan <dougkwan@google.com>
3055 * arm.cc (Arm_exidx_input_section): New class.
3056 (Arm_relobj::exidx_input_section_by_link,
3057 Arm_relobj::exidx_input_section_by_shndx,
3058 Arm_relobj::make_exidx_input_section): New methods.
3059 (read_arm_attributes_section): Remove.
3060 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3061 information about them.
3062 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3065 2010-01-20 Doug Kwan <dougkwan@google.com>
3067 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3068 Input_section_specifier to Section_id.
3069 (Target_arm::new_arm_input_section: Adjust code for change of key
3071 (Target_arm::find_arm_input_section): Ditto.
3072 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3073 (Section_id): Remove.
3074 (Garbage_collection::Section_id_hash): Remove.
3075 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3076 (Section_id): Remove.
3077 (Icf::Section_id_hash): Remove.
3078 * object.h (Section_id, Const_section_id, Section_id_hash,
3079 Const_section_id_hash): New type definitions.
3080 * output.cc (Output_section::add_relaxed_input_section): Change to
3081 use Const_section_id instead of Input_section_specifier as key type.
3082 (Output_section::add_merge_input_section): Ditto.
3083 (Output_section::build_relaxation_map): Change to use Section_id
3084 instead of Input_section_specifier as key type.
3085 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3087 (Output_section::convert_input_sections_to_relaxed_sections): Change
3088 to use Const_section_id instead of Input_section_specifier as key type.
3089 (Output_section::find_merge_section): Ditto.
3090 (Output_section::find_relaxed_input_section): Ditto.
3091 * output.h (Input_section_specifier): Remove class.
3092 (Output_section::Output_section_data_by_input_section_map): Change
3093 key type to Const_section_id.
3094 (Output_section::Output_relaxed_input_section_by_input_section_map):
3096 (Output_section::Relaxation_map): Change key type to Section_id.
3098 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3100 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3101 (class Arm_v4bx_stub): New class.
3102 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3103 (Stub_factory::make_arm_v4bx_stub): New method.
3104 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3105 (Stub_table::empty): Handle v4bx stubs.
3106 (Stub_table::add_arm_v4bx_stub): New method.
3107 (Stub_table::find_arm_v4bx_stub): New method.
3108 (Arm_relocate_functions::v4bx): New method.
3109 (Target_arm::fix_v4bx): New method.
3110 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3111 (Stub_table::relocate_stubs): Likewise.
3112 (Stub_table::do_write): Likewise.
3113 (Stub_table::update_data_size_and_addralign): Likewise.
3114 (Stub_table::finalize_stubs): Likewise.
3115 (Target_arm::Scan::local): Likewise.
3116 (Target_arm::Scan::global): Likewise.
3117 (Target_arm::do_finalize_sections): Likewise.
3118 (Target_arm::Relocate::relocate): Likewise.
3119 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3121 (Target_arm::scan_reloc_for_stub): Likewise.
3122 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3124 2010-01-19 Ian Lance Taylor <iant@google.com>
3126 * output.cc (Output_section_headers::do_sized_write): Write large
3127 segment count to sh_info field.
3128 (Output_file_header::do_sized_write): For large segment count,
3129 write PN_XNUM to e_phnum field.
3131 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3133 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3134 (Arm_relocate_functions::thm_jump8): New function.
3135 (Arm_relocate_functions::thm_jump11): New function.
3136 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3138 (Target_arm::Scan::global): Likewise.
3139 (Target_arm::Relocate::relocate): Likewise.
3140 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3143 2010-01-14 Doug Kwan <dougkwan@google.com>
3145 * arm.cc (map, utility): Include headers.
3146 (Target_arm::apply_cortex_a8_workaround): New method.
3147 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3148 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3149 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3150 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3151 the --[no-]fix-cortex-a8 command line options.
3152 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3153 (Target_arm::relocate_stub): Use addend in instruction template.
3154 * options.h (DEFINE_bool): Set the user-set flag.
3155 (General_options): Add --[no-]-fix-cortex options.
3156 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3157 : Update fast look-up map after conversion.
3159 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3161 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3162 in the first pass of do_layout.
3164 2010-01-13 Doug Kwan <dougkwan@google.com>
3166 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3167 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3168 apparent compiler problem of not folding static constant integral
3169 data members of elfcpp::Elf_sizes<32>.
3171 2010-01-13 Doug Kwan <dougkwan@google.com>
3173 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3174 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3175 Arm_relobj::scan_section_for_cortex_a8_erratum,
3176 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3177 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3178 sections to scan for relocation stubs into a new method
3179 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3180 relocation and Cortex-A8 stub scanning.
3181 (Target_arm::do_relax): Force stubs to be after stubbed sections
3182 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3183 the beginning of a new relaxation pass. Update a comment.
3184 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3186 2010-01-12 Ian Lance Taylor <iant@google.com>
3188 * target-reloc.h (visibility_error): New inline function.
3189 (relocate_section): Call visibility_error.
3190 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3191 (MOSTLYCLEANFILES): Likewise.
3192 (protected_4_pic.o, protected_3.err): New targets.
3193 * testsuite/protected_4.cc: New file.
3195 2010-01-12 Doug Kwan <dougkwan@google.com>
3197 * arm.cc (Cortex_a8_reloc): New class.
3198 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3199 and cortex_a8_relocs_info_.
3200 (Target_arm::fix_cortex_a8): New method definition.
3201 (Target_arm::Cortex_a8_relocs_info): New type.
3202 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3203 New data member declarations.
3204 (Target_arm::scan_reloc_for_stub): Record information about
3205 relocations for THUMB branches that might be exempted from the
3206 Cortex-A8 workaround.
3207 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3208 at the beginning of a relaxation pass.
3210 2010-01-12 Doug Kwan <dougkwan@google.com>
3212 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3213 (Arm_relobj::Mapping_symbol_position,
3214 Arm_reloj::Mapping_symbol_position_less,
3215 Arm_relobj::Mapping_symbols_info): New types.
3216 (Target_arm::is_mapping_symbol_name): New method definition.
3217 (Arm_relobj::do_count_local_symbols): Save information about mapping
3220 2010-01-11 Doug Kwan <dougkwan@google.com>
3222 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3223 Arm_relocate_functions::thumb32_branch_upper,
3224 Arm_relocate_functions::thumb32_branch_lower,
3225 Arm_relocate_functions::thumb32_cond_branch_offset,
3226 Arm_relocate_functions::thumb32_cond_branch_upper,
3227 Arm_relocate_functions::thumb32_cond_branch_lower,
3228 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3229 branch offset encoding.
3230 (Arm_relocate_functions::thumb_branch_common): Use new branch
3231 offset encoding methods to avoid code duplication.
3232 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3233 (Stub_addend_reader::operator()): Use new branch encoding method
3234 to avoid code duplication.
3236 2010-01-11 Doug Kwan <dougkwan@google.com>
3238 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3239 (Target_arm::do_finalize_sections): Define special EXIDX section
3240 symbols only if referenced.
3241 * gc.h (Garbage_collection::add_reference): New method.
3242 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3245 2010-01-11 Ian Lance Taylor <iant@google.com>
3247 * script.cc (Version_script_info::build_expression_list_lookup):
3248 Change complaing about duplicate wildcard match from error to
3251 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3253 (Version_script_info::Version_script_info): Initialize globs_,
3254 default_version_, default_is_global_, and exact_. Don't
3255 initialize globals_ or locals_.
3256 (Version_script_info::build_lookup_tables): Build local symbols
3258 (Version_script_info::unquote): New function.
3259 (Version_script_info::add_exact_match): New function.
3260 (Version_script_info::build_expression_list_lookup): Remove lookup
3261 parameter. Add is_global parameter. Change all callers. Handle
3262 wildcard pattern specially. Unquote pattern. Call
3264 (Version_script_info::get_name_to_match): New function.
3265 (Version_script_info::get_symbol_version): New function.
3266 (Version_script_info::get_symbol_version_helper): Remove.
3267 (Version_script_info::check_unmatched_names): Call unquote.
3268 * script.h (class Version_script_info): Change get_symbol_version
3269 to be non-inline and add is_global parameter; change all callers.
3270 Rewrite symbol_is_local. Update declarations. Define struct
3271 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3272 Remove globals_ and locals_ members. Add exact_, globs_,
3273 default_version_, is_global_.
3274 (Version_script_info::Glob): Remove pattern, add expression and
3275 is_global. Update constructor. Change all callers.
3276 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3278 (Versions::symbol_section_contents): If a symbol is undefined, or
3279 defined in a dynamic object, set the version index to
3281 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3283 (Symbol_table::add_from_pluginobj): Likewise.
3284 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3286 2010-01-11 Doug Kwan <dougkwan@google.com>
3288 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3289 (incremental_dump_LDADD): Add linking option for libintl.
3290 * Makefile.in: Regenerate.
3292 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3295 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3297 * testsuite/Makefile.in: Regenerated.
3299 2010-01-10 Doug Kwan <dougkwan@google.com>
3301 * options.h (DEFINE_var): Use parentheses around argument varname__
3302 in macro body to avoid any unintended subsequent substitutions.
3304 2010-01-10 Ian Lance Taylor <iant@google.com>
3306 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3307 candidates before doing symbol resolution.
3309 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3310 ODR candidates if only one is weak.
3312 2010-01-08 Ian Lance Taylor <iant@google.com>
3314 * script.cc (Version_script_info::build_expression_list_lookup):
3315 Don't warn about ambiguous version, just record the ambiguity.
3316 (Version_script_info::get_symbol_version_helper): Give error if
3317 version is ambiguous.
3319 2010-01-08 Doug Kwan <dougkwan@google.com>
3321 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3322 prev_data_size_ and prev_addralign_. Remove initializer for
3323 deleted data member has_been_changed_.
3324 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3325 to determine if the table is empty.
3326 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3328 (Stub_table::add_reloc_stub): Define method in class definition
3329 instead of just declaring it there.
3330 (Stub_table::add_cortex_a8_stub): New method definition.
3331 (Stub_table::update_data_size_and_addralign): Ditto.
3332 (Stub_table::finalize_stubs): Ditto.
3333 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3334 (Stub_table::do_addralign_): Return address alignment in the
3335 (Stub_table::do_reset_address_and_file_offset): Define method in
3336 class definition instead of declaring it there. Set current data
3337 size to be the data size of the previous pass.
3338 (Stub_table::set_final_data_size): Use current data size as the
3340 (Stub_table::relocate_stub): Change parameter type of stub from
3341 Reloc_stub pointer to Stub pointer.
3342 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3343 (Stub_table::Cortex_a8_stub_list): New typedef.
3344 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3345 Stub_table::prev_addralign_): New data member.
3346 (Arm_relobj::Arm_relobj): Initialize data member
3347 section_has_cortex_a8_workaround_.
3348 (Arm_relobj::section_has_cortex_a8_workaround,
3349 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3351 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3353 (Target_arm::relocate_stub): Change parameter type of stub from
3354 Reloc_stub pointer to Stub pointer.
3355 (Insn_template::size, Insn_template::alignment): Handle
3356 THUMB16_SPECIAL_TYPE.
3357 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3358 Stub_table::update_data_size_and_addralign,
3359 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3361 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3362 (Stub_table::do_write): Ditto.
3363 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3365 2010-01-08 Ian Lance Taylor <iant@google.com>
3368 * symtab.h (class Symbol): Remove fields is_target_special_ and
3369 has_plt_offset_. Add field is_defined_in_discarded_section_.
3370 (Symbol::is_defined_in_discarded_section): New function.
3371 (Symbol::set_is_defined_in_discarded_section): New function.
3372 (Symbol::has_plt_offset): Rewrite.
3373 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3374 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3375 Don't initialize is_target_special_ or has_plt_offset_.
3376 Initialize is_defined_in_discarded_section_.
3377 (Symbol_table::add_from_relobj): If appropriate, set
3378 is_defined_in_discarded_section.
3379 * resolve.cc (Symbol::override_base_with_special): Don't test
3380 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3381 * target-reloc.h (relocate_section): Do special handling for
3382 symbols defined in discarded sections for global symbols as well
3385 2010-01-08 Ian Lance Taylor <iant@google.com>
3387 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3388 the SHT_SYMTAB case.
3390 2010-01-08 Ian Lance Taylor <iant@google.com>
3392 * object.cc (Sized_relobj::do_layout): Don't get confused if
3393 layout_eh_frame returns NULL.
3395 2010-01-08 Ian Lance Taylor <iant@google.com>
3398 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3399 dynamic symbol table, use the normal symbol table.
3400 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3403 2010-01-08 Ian Lance Taylor <iant@google.com>
3406 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3409 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3411 * version.cc (print_version): Change to "Copyright 2010".
3413 2010-01-08 Ian Lance Taylor <iant@google.com>
3417 * i386.cc (class Target_i386): Change return type of plt_section
3419 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3420 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3421 tls_desc_rel_ field.
3422 (Output_data_plt_i386::rel_tls_desc): New function.
3423 (Target_i386::rel_tls_desc_section): New function.
3424 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3425 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3426 R_386_TLS_DESC reloc in rel_tls_desc_section.
3427 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3428 Define struct Tlsdesc_info.
3429 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3430 (Target_x86_64::do_reloc_symbol_index): New function.
3431 (Target_x86_64::add_tlsdesc_info): New function.
3432 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3433 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3435 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3437 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3438 (Target_x86_64::rela_tlsdesc_section): New function.
3439 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3441 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3442 (Target_x86_64::do_reloc_addend): New function.
3443 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3444 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3445 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3446 (Output_reloc::type): New function.
3447 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3448 (Output_reloc::is_target_specific): New function.
3449 (Output_reloc::target_arg): New function.
3450 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3451 absolute relocs and target specific relocs.
3452 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3453 add_target_specific.
3454 (class Output_data_reloc) [SHT_RELA]: Likewise.
3455 * output.cc (Output_reloc::Output_reloc): Add four new versions
3456 for absolute relocs and target specific relocs.
3457 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3458 (Output_reloc::get_symbol_index): Likewise.
3459 (Output_reloc::local_section_offset): Check that local_sym_index_
3460 is not TARGET_CODE or 0.
3461 (Output_reloc::symbol_value): Likewise.
3462 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3464 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3465 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3467 * layout.cc (add_target_dynamic_tags): Use output section for
3468 DT_PLTRELSZ and DT_JMPREL.
3470 2010-01-07 Ian Lance Taylor <iant@google.com>
3473 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3475 (class Output_data_reloc_generic): Define.
3476 (class Output_data_reloc_base): Change base class to
3477 Output_data_reloc_generic. Change add() method to call
3478 bump_relative_reloc_count for a relative reloc. Remove
3480 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3482 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3483 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3485 * layout.h (class Layout): Update declaration.
3487 2010-01-07 Ian Lance Taylor <iant@google.com>
3489 * output.h (class Output_data): Add const version of
3490 output_section and do_output_section.
3491 (class Output_section_data): Add const version of
3493 (class Output_section): Likewise.
3494 * layout.cc (Layout::add_target_dynamic_tags): New function.
3495 * layout.h (class Layout): Update declarations.
3496 * arm.cc (Target_arm::do_finalize_sections): Use
3497 add_target_dynamic_tags.
3498 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3499 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3500 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3501 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3503 2010-01-07 Ian Lance Taylor <iant@google.com>
3506 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3509 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3510 Ian Lance Taylor <iant@google.com>
3513 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3514 Xindex::read_symtab_xindex.
3516 2010-01-07 Doug Kwan <dougkwan@google.com>
3518 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3519 (Insn_template::thumb16_bcond_insn): New method declaration.
3520 (Insn_template): Fix spelling.
3521 (Stub::thumb16_special): New method declaration.
3522 (Stub::do_write): Define virtual method which was previously pure
3524 (Stub::do_thumb16_special): New method declaration.
3525 (Stub::do_fixed_endian_write): New template member.
3526 (Reloc_stub::do_write): Remove.
3527 (Reloc_stub::do_fixed_endian_write): Remove.
3528 (Cortex_a8_stub): New class definition.
3529 (Stub_factory::make_cortex_a8_stub): New method definition.
3530 (Stub_factory::Stub_factory): Add missing static storage class
3531 qualifier for elf32_arm_stub_a8_veneer_blx.
3533 2010-01-07 Ian Lance Taylor <iant@google.com>
3536 * options.h (class General_options): Add --warn-unresolved-symbols
3537 and --error-unresolved-symbols.
3538 * errors.cc (Errors::undefined_symbol): Implement
3539 --warn-unresolved-symbols.
3541 * options.h (class General_options): Add -z text and -z textoff.
3542 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3544 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3546 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3547 (Garbage_collection::cident_sections): New function.
3548 (Garbage_collection::add_cident_section): New function.
3549 (Garbage_collection::cident_sections_): New member.
3550 (gc_process_relocs): Add references to sections whose names are C
3552 * gold.h (cident_section_start_prefix): New constant.
3553 (cident_section_stop_prefix): New constant.
3554 (is_cident): New function.
3555 * layout.cc (Layout::define_section_symbols): Replace string constants
3556 with the newly defined constants.
3557 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3559 * testsuite/Makefile.am: Add gc_orphan_section_test.
3560 * testsuite/Makefile.in: Regenerate.
3561 * testsuite/gc_orphan_section_test.cc: New file.
3562 * testsuite/gc_orphan_section_test.sh: New file.
3564 2010-01-06 Ian Lance Taylor <iant@google.com>
3567 * options.h (class General_options): Add --warn-shared-textrel.
3568 * layout.cc (Layout::finish_dynamic_section): Implement
3569 --warn-shared-textrel.
3572 * options.h (class General_options): Add --warn-multiple-gp.
3574 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3576 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3577 $(THREADSLIB) and $(LIBDL).
3578 * Makefile.in: Rebuild.
3580 2010-01-06 Ian Lance Taylor <iant@google.com>
3583 * options.cc (General_options::parse_section_start): New function.
3584 (General_options::section_start): New function.
3585 (General_options::General_options): Initialize all members.
3586 * options.h: Include <map>
3587 (class General_options): Add --section-start. Add section_starts_
3589 * layout.cc (Layout::attach_allocated_section_to_segment): If
3590 --section-start was used, set the address of the segment. Remove
3591 local sort_sections.
3592 (Layout::relaxation_loop_body): If the address of the load segment
3593 has been set by --section-start, don't use it.
3594 * output.h (Output_segment::update_flags_for_output_section): New
3596 * output.cc (Output_segment::add_output_section): Call
3597 update_flags_for_output_section.
3599 2010-01-05 Ian Lance Taylor <iant@google.com>
3602 * options.h (class General_options): Add --undefined-version.
3603 * script.cc (struct Version_expression): Add was_matched_by_symbol
3605 (Version_script_info::matched_symbol): New function.
3606 (Version_script_info::get_symbol_version_helper): Call
3608 (Version_script_info::check_unmatched_names): New function.
3609 * script.h (class Version_script_info): Update declarations.
3610 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3612 * options.h (class General_options): Use DEFINE_bool_alias for
3613 allow_multiple_definition.
3614 * resolve.cc (Symbol_table::should_override): Don't test
3615 allow_multiple_definition.
3618 * options.h (class General_options): Add --cref.
3619 * main.cc (main): Print cref table if --cref. Don't close mapfile
3620 until after printing cref table.
3621 * cref.cc: Include "symtab.h".
3622 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3623 (Cref_table_compare::operator()): New function.
3624 (Cref_inputs::gather_cref): New function.
3625 (filecol): New static const.
3626 (Cref_inputs::print_cref): New function.
3627 (Cref::print_cref): New function.
3628 * cref.h: Include <cstdio>.
3629 (class Cref): Update declarations.
3630 * mapfile.h (Mapfile::file): New function.
3631 * object.h (class Object): Define Symbols. Declare virtual
3632 do_get_global_symbols.
3633 (Object::get_global_symbols): New function.
3634 * object.cc (Input_objects::add_object): Pass object to cref_ if
3636 (Input_objects::archive_start): Likewise.
3637 (Input_objects::archive_stop): Likewise.
3638 (Input_objects::print_cref): New function.
3639 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3640 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3642 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3644 * plugin.h (class Sized_pluginobj): Update declarations.
3646 2010-01-05 Ian Lance Taylor <iant@google.com>
3648 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3649 to is_default_version. Rename insdef to insdefault.
3650 (Symbol_table::add_from_relobj): Rename def to is_default_version
3651 and local to is_forced_local.
3652 (Symbol_table::add_from_pluginobj): Likewise.
3653 (Symbol_table::add_from_dynobj): Likewise.
3654 (Symbol_table::define_special_symbol): Rename insdef to
3657 2010-01-04 Ian Lance Taylor <iant@google.com>
3660 * options.h (class General_options): Add
3661 --allow-multiple-definition and -z muldefs.
3662 * resolve.cc (Symbol_table::should_override): Don't warn about a
3663 multiple symbol definition if --allow-multiple-definition or -z
3667 * options.h (class General_options): Add --add-needed and
3668 --copy-dt-needed-entries. Tweak --as-needed help entry.
3669 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3670 error if --copy-dt-needed-entries aka --add-needed is used and
3671 would cause a change in behaviour.
3674 * options.h (class General_options): Add -G as a short version of
3675 --shared. Add no-op options -assert, -g, and -i.
3677 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3679 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3680 check for .text or .gnu.linkonce.t sections.
3681 * icf.cc (Icf::find_identical_sections): Ditto.
3682 Change the detection for mangled function name within the section
3684 * icf.h (is_section_foldable_candidate): New function.
3686 2009-12-30 Ian Lance Taylor <iant@google.com>
3689 * options.h (class General_options): Permit two dashes with
3690 --retain-symbols-file.
3692 2009-12-30 Ian Lance Taylor <iant@google.com>
3695 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3696 don't put the file header and segment headers in the text
3700 * common.cc (Sort_commons::operator()): Stabilize sort when both
3702 (Symbol_table::do_allocate_commons_list): When allocating common
3703 symbols, skip a symbol which is no longer common.
3704 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3705 an object before checking its type.
3706 * testsuite/common_test_2.c: New file.
3707 * testsuite/common_test_3.c: New file.
3708 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3709 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3710 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3711 (common_test_2_pic.o, common_test_2.so): New targets.
3712 (common_test_3_pic.o, common_test_3.so): New targets.
3713 * testsuite/Makefile.in: Rebuild.
3716 * script.cc (read_input_script): If we see a new SECTIONS clause,
3717 and we have added an input section, give an error.
3718 * layout.h (class Layout): Add have_added_input_section function.
3719 Add have_added_input_section_ field.
3720 * layout.cc (Layout::Layout): Initialize
3721 have_added_input_section_.
3722 (Layout::layout): Set have_added_input_section_.
3723 (Layout::layout_eh_frame): Likewise.
3725 2009-12-30 Ian Lance Taylor <iant@google.com>
3728 * options.h (class General_options): Add --sort-common option.
3729 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3730 * common.cc (Sort_common): Add sort_order parameter to
3731 constructor. Add sort_order_ field.
3732 (Sort_commons::operator): Check sort_order_.
3733 (Symbol_table::allocate_commons): Determine the sort order.
3734 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3736 (Symbol_table::do_allocate_commons_list): Likewise.
3738 2009-12-30 Ian Lance Taylor <iant@google.com>
3741 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3742 symbols from this object, don't change the visibility of an
3744 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3746 2009-12-30 Ian Lance Taylor <iant@google.com>
3749 * script.h (class Version_script_info): Define Language enum.
3750 Update declarations. Define Glob, Exact, and Lookup types. Add
3751 new fields globals_, locals_, and is_finalized_.
3752 * script.cc: Various formatting fixes.
3753 (class Parser_closure): Change language_stack_ from a vector of
3754 std::string to one of Version_script_info::Language. Adjust all
3756 (class Lazy_demangler): Remove.
3757 (struct Version_expression): Change language from std::string to
3758 Version_script_info::Language.
3759 (Version_script_info::Version_script_info): New function.
3760 (Version_script_info::~Version_script_info): Don't call clear.
3761 (Version_script_info::finalize): New function.
3762 (Version_script_info::build_lookup_tables): New function.
3763 (Version_script_info::build_expression_list_lookup): New
3765 (Version_script_info::get_symbol_version_helper): Rewrite to use
3767 (Version_script_info::print_expression_list): Adjust to use
3768 Version_script_info::Language.
3769 (script_push_lex_into_version_mode): Check that the version script
3770 has not been finalized.
3771 (version_script_push_lang): Change language string to
3772 Version_script_info::Language.
3773 * options.cc (Command_line::version_script): New function.
3774 * options.h (class General_options): Add finalize_dynamic_list
3775 function. Change version_script from declaration to definition.
3776 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3777 * testsuite/version_script.map: Remove duplicate def of foo.
3778 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3780 * testsuite/Makefile.in: Rebuild.
3782 2009-12-30 Ian Lance Taylor <iant@google.com>
3785 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3786 if the input symbol index is 0, make the output symbol index 0.
3788 2009-12-30 Ian Lance Taylor <iant@google.com>
3791 * options.h (class General_options): Add -x/--discard-all.
3792 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3793 --discard-all. If the local symbol needs a dynamic entry, check
3794 that before handling --discard-locals.
3796 2009-12-30 Ian Lance Taylor <iant@google.com>
3799 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3801 (Output_segment::add_output_section): Don't change the flags if
3805 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3806 GNU hash table if they need a dynamic value. Otherwise, don't add
3807 them if they are defined in a dynamic object or are forced local.
3809 2009-12-29 Ian Lance Taylor <iant@google.com>
3812 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3813 .gnu.hash table for a 32-bit target.
3816 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3817 regular and a dynamic object only needs a dynamic symbol table
3818 entry if it is externally visible.
3821 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3822 constructor. Add global_offset_table_ field.
3823 (Target_i386::got_section): Set global_offset_table_.
3824 (Target_i386::do_finalize_sections): Set global_offset_table_
3826 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3827 in constructor. Add global_offset_table_ field.
3828 (Target_x86_64::got_section): Set global_offset_table_.
3829 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3832 * layout.cc (Layout::Layout): Initialize increase_relro_.
3833 (Layout::get_output_section): Add is_relro, is_last_relro, and
3834 is_first_non_relro parameters. Change all callers.
3835 (Layout::choose_output_section): Likewise.
3836 (Layout::add_output_section_data): Likewise.
3837 (Layout::make_output_section): Likewise.
3838 (Layout::set_segment_offsets): Clear increase_relro when using a
3840 * layout.h (class Layout): Add increase_relro method. Add
3841 increase_relro_ field. Update declarations.
3842 * output.cc (Output_section::Output_section): Initialize
3843 is_last_relro_ and is_first_non_relro_.
3844 (Output_segment::add_output_section): Group relro sections is
3845 do_sort is true. Handle is_last_relro and is_first_non_relro.
3846 (Output_segment::maximum_alignment): Remove relro handling.
3847 (Output_segment::set_section_addresses): Add increase_relro
3848 parameter. Change all callers. Add initial alignment to align
3849 relro sections on separate page. Remove old relro handling.
3850 (Output_segment::set_section_list_addresses): Remove in_relro
3851 parameter. Change all callers.
3852 (Output_segment::set_offset): Add increase parameter. Change all
3853 callers. Remove old relro handling.
3854 * output.h (class Output_section): Add new methods: is_last_relro,
3855 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3856 Add is_last_relro_ and is_first_non_relro_ fields.
3857 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3858 Create separate .got.plt section. Call increase_relro.
3859 * x86_64.cc (Target_x86_64::got_section): Likewise.
3860 * testsuite/relro_script_test.t: Add .got.plt.
3863 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3864 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3865 (Layout::finalize): Call set_dynamic_symbol_size.
3866 (Layout::set_dynamic_symbol_size): New function.
3867 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3868 set_dynamic_symbol_size.
3871 * output.h (class Output_section): Add is_entsize_zero_ field.
3872 * output.cc (Output_section::Output_section): Initialize
3874 (Output_section::set_entsize): If two different entsizes are
3875 requested, force it to zero.
3876 (Output_section::add_input_section): Set flags for .debug_str
3877 before updating section flags. Set entsize.
3878 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3879 and SHF_STRING if all input sections have those flags.
3881 2009-12-29 Rafael Espindola <espindola@google.com>
3883 * main.cc (main): Fix the sys time reporting.
3884 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3887 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3889 * options.cc (General_options::parse_version): Allow -v to exit
3890 without an error if there is nothing to link.
3892 2009-12-29 Ian Lance Taylor <iant@google.com>
3894 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3895 using a version of gcc before 4.1.
3896 * configure: Rebuild.
3898 2009-12-28 Chris Demetriou <cgd@google.com>
3900 * attributes.cc (Output_attributes_section_data::do_write): Use
3901 std::vector::front rather than std::vector::data.
3903 2009-12-28 Ian Lance Taylor <iant@google.com>
3905 * symtab.h (class Symbol_table): Add enum Defined.
3906 * resolve.cc (Symbol_table::should_override): Add defined
3907 parameter. Change all callers. Test whether object is NULL
3908 before calling a method on it.
3909 (Symbol_table::report_resolve_problem): Add defined parameter.
3911 (Symbol_table::should_override_with_special): Likewise.
3912 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3913 parameter. Change all callers.
3914 (Symbol_table::do_define_in_output_data): Likewise.
3915 (Symbol_table::define_in_output_segment): Likewise.
3916 (Symbol_table::do_define_in_output_segment): Likewise.
3917 (Symbol_table::define_as_constant): Likewise.
3918 (Symbol_table::do_define_as_constant): Likewise.
3919 * script.h (class Symbol_assignment): Add is_defsym parameter to
3920 constructor; change all callers.
3921 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3922 parameter. Change all callers. Add is_defsym_ field.
3923 (class Parser_closure): Add parsing_defsym parameter to
3924 constructor; change all callers. Add parsing_defsym accessor
3925 function. Add parsing_defsym_ field.
3927 2009-12-28 Ian Lance Taylor <iant@google.com>
3929 * gold.cc (queue_middle_tasks): Fix formatting.
3930 * object.cc (Relobj::is_section_name_included): Likewise.
3932 2009-12-23 Ian Lance Taylor <iant@google.com>
3934 * i386.cc (Target_i386::do_calls_non_split): Recognize
3935 -fsplit-stack prologue for a function with a static chain.
3936 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3937 -fsplit-stack prologue when using %r11.
3939 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3941 * options.cc (General_options::parse_version): Make -v continue and do
3942 the link like GNU ld does.
3944 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3946 * Makefile.am (CCFILES): Add timer.cc.
3947 (HFILES): Add timer.h.
3948 * configure.ac: Check for sysconf and times.
3949 * main.cc: include timer.h.
3950 (main): Use Timer instead of get_run_time.
3953 * workqueue.cc: include timer.h.
3954 (Workqueue::find_and_run_task):
3955 Report user, sys and wall time.
3956 * Makefile.in: Regenerate.
3957 * config.in: Regenerate.
3958 * configure: Regenerate.
3960 2009-12-16 Doug Kwan <dougkwan@google.com>
3962 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3964 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3965 relaxed input sections.
3966 * output.cc (Output_section::find_relaxed_input_section): Change
3967 return type to Output_relaxed_input_section pointer. Adjust code
3968 for new type of relaxed_input_section_map_.
3969 * output.h (Output_section::find_relaxed_input_section): Change
3970 return type to Output_relaxed_input_section pointer.
3971 (Output_section::Output_relaxed_input_section_by_input_section_map):
3973 (Output_section::relaxed_input_section_map_): Change type to
3974 Output_section::Output_relaxed_input_section_by_input_section_map.
3975 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3978 2009-12-15 Ian Lance Taylor <iant@google.com>
3980 * layout.cc (Layout::create_shstrtab): Only write out after input
3981 sections if we are compressing debug sections.
3983 2009-12-15 Ian Lance Taylor <iant@google.com>
3985 * archive.cc (Archive::add_symbols): Only look up a symbol without
3986 a version if there is, in fact, a version.
3988 2009-12-14 Ian Lance Taylor <iant@google.com>
3990 Revert -Wshadow changes, all changes from:
3991 2009-12-11 Doug Kwan <dougkwan@google.com>
3992 2009-12-11 Nick Clifton <nickc@redhat.com>
3993 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3995 2009-12-11 Doug Kwan <dougkwan@google.com>
3997 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3999 * attributes.cc (Object_attribute::size): Ditto.
4000 (Attributes_section_data::size): Ditto.
4001 (Attributes_section_data::Attributes_section_data): Ditto.
4002 (Output_attributes_section_data::do_write): Ditto.
4003 * attributes.h (Object_attribute::set_type): Ditto.
4004 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4006 2009-12-11 Nick Clifton <nickc@redhat.com>
4008 * archive.cc: Fix shadowed variable warnings.
4010 * compressed_output.cc: Likewise.
4011 * compressed_output.h: Likewise.
4012 * configure: Likewise.
4013 * dwarf_reader.cc: Likewise.
4014 * dynobj.cc: Likewise.
4015 * dynobj.h: Likewise.
4016 * ehframe.cc: Likewise.
4017 * ehframe.h: Likewise.
4018 * errors.cc: Likewise.
4019 * expression.cc: Likewise.
4020 * fileread.cc: Likewise.
4021 * fileread.h: Likewise.
4022 * freebsd.h: Likewise.
4023 * i386.cc: Likewise.
4025 * incremental.h: Likewise.
4026 * layout.cc: Likewise.
4027 * layout.h: Likewise.
4028 * mapfile.cc: Likewise.
4029 * merge.cc: Likewise.
4030 * merge.h: Likewise.
4031 * object.cc: Likewise.
4032 * object.h: Likewise.
4033 * options.h: Likewise.
4034 * output.cc: Likewise.
4035 * output.h: Likewise.
4036 * parameters.cc: Likewise.
4037 * plugin.cc: Likewise.
4038 * powerpc.cc: Likewise.
4039 * reduced_debug_output.cc: Likewise.
4040 * reduced_debug_output.h: Likewise.
4041 * reloc.cc: Likewise.
4042 * reloc.h: Likewise.
4043 * resolve.cc: Likewise.
4044 * script-sections.cc: Likewise.
4045 * script.cc: Likewise.
4046 * script.h: Likewise.
4047 * sparc.cc: Likewise.
4048 * symtab.cc: Likewise.
4049 * symtab.h: Likewise.
4050 * target-select.cc: Likewise.
4051 * target-select.h: Likewise.
4052 * token.h: Likewise.
4053 * workqueue.cc: Likewise.
4054 * workqueue.h: Likewise.
4055 * x86_64.cc: Likewise.
4057 2009-12-10 Doug Kwan <dougkwan@google.com>
4059 * arm.cc (attributes.h): New include.
4060 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4061 (Arm_relobj::~Arm_relobj): Delete object pointed by
4062 attributes_section_data_.
4063 (Arm_relobj::attributes_section_data): New method definition.
4064 (Arm_relobj::attributes_section_data_): New data member declaration.
4065 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4066 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4067 attributes_section_data_.
4068 (Arm_dynobj::attributes_section_data): New method definition.
4069 (Arm_dynobj::attributes_section_data_): New data member declaration.
4070 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4071 initialization value of may_use_blx_ to false.
4072 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4073 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4074 object attributes to compute results instead of hard-coding.
4075 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4076 Target_arm::get_secondary_compatible_arch,
4077 Target_arm::set_secondary_compatible_arch
4078 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4079 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4080 New method declarations.
4081 (Target_arm::get_aeabi_object_attribute): New method definition.
4082 (Target_arm::attributes_section_data_): New data member declaration.
4083 (read_arm_attributes_section): New template definition.
4084 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4085 (Arm_dynobj::do_read_symbols): Ditto.
4086 (Target_arm::do_finalize_sections): Merge attributes sections from
4087 input. Check for BLX use after attributes section merging.
4088 Fix __exidx_start and __exidx_end visibility. Create an
4089 .ARM.attributes section if necessary.
4090 (Target_arm::get_secondary_compatible_arch,
4091 Target_arm::set_secondary_compatible_arch,
4092 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4093 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4094 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4095 New method definitions.
4097 2009-12-09 Ian Lance Taylor <iant@google.com>
4099 * plugin.cc (Plugin::load): Don't cast from void* to a function
4102 2009-12-09 Ian Lance Taylor <iant@google.com>
4104 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4107 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4109 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4110 Replace two_file_shared_1.so with two_file_shared_2.so.
4111 * testsuite/Makefile.in: Regenerated.
4113 2009-12-08 Doug Kwan <dougkwan@google.com>
4115 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4116 (HFILES): Add attributes.h and int_encoding.h.
4117 * Makefile.in: Regenerate.
4118 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4119 function definitions to int_encoding.cc
4120 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4121 prototypes to int_encoding.h
4122 * reduced_debug_output.cc (int_encoding.h): New include.
4123 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4124 function definitions to int_encoding.cc
4125 (insert_into_vector, read_from_pointer): Move template definitions to
4127 * attributes.cc: New file.
4128 * attributes.h: New file.
4129 * int_encoding.cc: New file.
4130 * int_encoding.h: New file.
4132 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4135 * incremental-dump.cc (dump_incremental_inputs): New.
4136 (main): Use dump_incremental_inputs.
4138 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4141 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4142 checking elfcpp::STT_FUNC.
4143 (Target_i386::Relocate::relocate): Likewise.
4144 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4146 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4147 symbols from shared libraries into normal FUNC symbols.
4149 * symtab.h (Symbol): Add is_func and use it.
4151 2009-12-05 Doug Kwan <dougkwan@google.com>
4153 * arm.cc (Target_arm::arm_info): Initialize new fields
4154 attributes_section and attributes_vendor.
4155 * i386.cc (Target_i386::i386_info): Same.
4156 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4157 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4158 fields attributes_section and attributes_vendor.
4159 * sparc.cc (Target_sparc::sparc_info): Same.
4160 * target.h (Target::attributes_section, Target::attributes_vendor,
4161 Target::is_attributes_section, Target::attribute_arg_type,
4162 Target::attributes_order): New method definitions.
4163 (Target::Target_info::attributes_section,
4164 Target::Target_info::attributes_vendor): New fields.
4165 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4166 virtual method definitions.
4167 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4168 attributes_section and attributes_vendor.
4169 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4171 2009-12-05 Doug Kwan <dougkwan@google.com>
4173 * arm.cc: Update comments about interworking and stub generation.
4174 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4175 considered as non-PIC.
4176 (Arm_relocate_functions::base_abs): Fix formatting.
4177 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4178 of function to use GOT entry address instead of offset.
4179 (Target_arm::Scan::global): Issue an error if a symbol would need a
4180 PLT does not get one because it is untyped. Remove code to create
4181 dynamic symbols for relative branches.
4182 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4183 takes unsigned integer instead of boolean.
4185 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4187 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4188 (two_file_test_LDADD): Likewise.
4189 (common_test_1_LDADD): Likewise.
4190 (exception_test_LDADD) Likewise.
4191 (weak_test_LDADD): Likewise.
4192 (many_sections_test_LDADD): Likewise.
4193 (initpri1_LDADD): Likewise.
4194 (script_test_1_LDADD): Likewise.
4195 (script_test_2_LDADD): Likewise.
4196 (justsyms_LDADD): Likewise.
4197 (binary_test_LDADD): Likewise.
4198 (large_LDADD): Likewise.
4199 * testsuite/Makefile.in: Regenerated.
4201 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4203 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4204 (Symbol_table::override_with_special): Likewise.
4205 (Symbol_table::add_from_object): Likewise.
4207 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4209 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4210 Don't set the data_offset twice.
4212 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4214 * testsuite/Makefile.in: Regenerate.
4216 2009-12-03 Doug Kwan <dougkwan@google.com>
4218 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4219 (Target_arm::do_finalize_sections): Add parameter for symbol table
4220 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4221 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4222 parameter for symbol table pointer.
4223 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4224 an additional parameter for a pointer to symbol table.
4225 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4226 parameter for a symbol table pointer.
4227 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4228 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4230 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4231 parameter for a symbol table pointer.
4233 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4235 * incremental.cc (Incremental_inputs_header)
4236 (Incremental_inputs_header_write, Incremental_inputs_entry)
4237 (Incremental_inputs_entry_write): Move ...
4238 * incremental.h (Incremental_inputs_header)
4239 (Incremental_inputs_header_write, Incremental_inputs_entry)
4240 (Incremental_inputs_entry_write): here.
4242 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4244 * incremental.cc (make_sized_incremental_binary): Set the target.
4245 Error if it is incompatible.
4246 * output.h (Output_file): Add filename method.
4248 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4250 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4251 from the get_* methods.
4253 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4255 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4256 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4257 Write 0 for the data_offset of scripts.
4259 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4261 * testsuite/Makefile.am: Add the incremental_test.sh test.
4262 * testsuite/incremental_test.sh: New.
4263 * testsuite/incremental_test_1.c: New.
4264 * testsuite/incremental_test_2.c: New.
4266 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4268 * incremental-dump.cc (main): Fix typos.
4270 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4273 * incremental-dump.cc (main): Use llu to print 64 bit values.
4275 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4276 H.J. Lu <hongjiu.lu@intel.com>
4278 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4280 (incremental_dump_LDADD): Likewise.
4281 * Makefile.in: Regenerated.
4283 2009-11-25 Doug Kwan <dougkwan@google.com>
4287 2009-11-25 Doug Kwan <dougkwan@google.com>
4289 * arm.cc (Target_arm::Target_arm): Move method definition
4290 outside of class definition. Add code to handle
4291 --target1-rel, --target1-abs and --target2= options.
4292 (Target_arm::get_reloc_reloc_type): Change method to be
4293 non-static and const.
4294 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4295 New data member declaration.
4296 (Target_arm::Scan::local, Target_arm::Scan::global,
4297 Target_arm::Relocate::relocate,
4298 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4299 Adjust call to Target_arm::get_real_reloc_type.
4300 (Target_arm::get_real_reloc_type): Use command line options
4301 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4302 * options.h (--target1-rel, --target1-abs, --target2): New
4305 2009-11-25 Doug Kwan <dougkwan@google.com>
4307 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4308 class definition. Add code to handle --target1-rel, --target1-abs
4309 and --target2= options.
4310 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4312 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4314 (Target_arm::Scan::local, Target_arm::Scan::global,
4315 Target_arm::Relocate::relocate,
4316 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4317 call to Target_arm::get_real_reloc_type.
4318 (Target_arm::get_real_reloc_type): Use command line options to
4319 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4320 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4323 2009-11-25 Doug Kwan <dougkwan@google.com>
4325 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4326 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4327 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4329 (Arm_relocate_functions::thm_call): Replace body with a call to
4330 Arm_relocate_functions::thumb_branch_common.
4331 (Arm_relocate_functions::thm_jump24,
4332 Arm_relocate_functions::thm_xpc22): New method definitions.
4333 (Arm_relocate_functions::thumb_branch_common): New method definition.
4334 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4336 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4337 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4339 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4341 * Makefile.am: Build incremental-dump
4342 * Makefile.in: Regenerate.
4343 * incremental-dump.cc: New.
4344 * incremental.cc (Incremental_inputs_header_data,
4345 Incremental_inputs_entry_data): Move to incremental.h
4346 * incremental.h: (Incremental_inputs_header_data,
4347 Incremental_inputs_entry_data): Move from incremental.cc
4349 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4351 * incremental.cc (Incremental_inputs_header,
4352 Incremental_inputs_header_write, Incremental_inputs_entry,
4353 Incremental_inputs_entry_write): Add a typedef with the data type.
4355 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4357 * incremental.cc (Incremental_inputs_header,
4358 Incremental_inputs_header_write, Incremental_inputs_entry,
4359 Incremental_inputs_entry_write): Update comment about which
4360 type has the filed descriptions.
4362 2009-11-15 Doug Kwan <dougkwan@google.com>
4364 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4365 (Arm_relocate_functions::arm_branch_common): Change method defintion
4366 in class definition to a method declaration and update list of formal
4368 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4369 Arm_relocation_functions::jump24): Adjust call to
4370 Arm_relocate_functions::arm_branch_common. Update list of formal
4372 (Arm_relocate_functions::xpc25): New method definition.
4373 (Arm_relocate_functions::arm_branch_common): Move method defintion
4374 out from class definition. Use stubs for mode-switching and extending
4376 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4377 specially. Change code to enable use of stubs in ARM branches.
4379 2009-11-10 Doug Kwan <dougkwan@google.com>
4381 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4382 in method declaration.
4383 (Target_arm::relocate_stub): New method declaration.
4384 (Target_arm::default_target): Change to return a pointer instead of
4386 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4387 Target_arm::default_target.
4388 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4390 (Target_arm::relocate_section): Adjust view.
4391 (Target_arm::relocate_stub): New method definition.
4393 2009-11-10 Doug Kwan <dougkwan@google.com>
4395 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4397 * incremental.cc (open_incremental_binary): Initialized local
4398 variables to avoid warnings.
4399 * object.cc (make_elf_object): Ditto.
4400 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4403 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4406 * testsuite/plugin_test.c: Include "config.h".
4408 2009-11-09 Doug Kwan <dougkwan@google.com>
4410 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4411 (arm_symbol_value): Remove.
4412 (Arm_relocate_functions::arm_branch_common,
4413 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4414 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4415 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4416 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4417 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4418 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4419 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4420 Arm_relocate_functions::thm_mobw_abs_nc,
4421 Arm_relocate_functions::thm_mov_abs,
4422 Arm_relocate_functions::movw_prel_nc,
4423 Arm_relocate_functions::thm_movt_abs,
4424 Arm_relocate_functions::movt_prel,
4425 Arm_relocate_functions::thm_movw_prel_nc,
4426 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4427 (Target_arm::Relocate::relocate): Only decompose address into two
4428 parts if relocation type uses the thumb-bit and pass the actual
4429 bit instead of a flag indicating that the thumb-bit is used. Adjust
4430 calls to methods in Arm_relocate_functions for this change.
4432 2009-11-08 Ian Lance Taylor <iant@google.com>
4435 * reloc.cc: Instantiate
4436 Sized_relobj::initialize_input_to_output_maps and
4437 Sized_relobj:free_input_to_output_maps.
4439 2009-11-06 Ian Lance Taylor <iant@google.com>
4442 * defstd.cc (in_segment): Set only_if_ref true for "end".
4444 2009-11-06 Doug Kwan <dougkwan@google.com>
4446 * arm.cc (class Reloc_stub): Correct a comment.
4447 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4448 (Target_arm::scan_section_for_stubs): New method declaration.
4449 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4450 Change methods from private to protected.
4451 (Target_arm::do_may_relax): New method definition.
4452 (Target_arm::do_relax, Target_arm::group_sections,
4453 Target_arm::scan_reloc_for_stub,
4454 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4455 (Target_arm::arm_input_section_map_): New data member declaration.
4456 (Target_arm::scan_reloc_for_stub,
4457 Target_arm::scan_reloc_section_for_stubs,
4458 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4459 Target_arm::do_relax): New method definitions.
4461 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4463 * configure.ac: Check for (struct stat)::st_mtim
4464 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4465 * config.in: Regenerate.
4466 * configure: Regenerate.
4468 2009-11-05 Ian Lance Taylor <iant@google.com>
4471 * output.cc (Output_segment::add_output_section): Add missing
4474 2009-11-04 Ian Lance Taylor <iant@google.com>
4477 * object.h (class Object): Add is_needed and set_is_needed
4478 methods. Add is_needed_ field. Make bool fields into bitfields.
4479 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4480 defined in a dynamic object and referenced by a regular object,
4481 set is_needed for the dynamic object.
4482 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4483 if the file is marked with as_needed and it is not needed.
4485 2009-11-04 Ian Lance Taylor <iant@google.com>
4488 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4489 tags if data is discarded by linker script.
4490 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4491 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4492 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4493 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4495 2009-11-04 Ian Lance Taylor <iant@google.com>
4497 * layout.cc (Layout::get_output_section): Add is_interp and
4498 is_dynamic_linker_section parameters. Change all callers.
4499 (Layout::choose_output_section): Likewise.
4500 (Layout::make_output_section): Likewise.
4501 (Layout::add_output_section_data): Add is_dynamic_linker_section
4502 parameter. Change all callers.
4503 * layout.h (class Layout): Update declarations.
4504 * output.h (class Output_section): Add is_interp, set_is_interp,
4505 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4506 Add is_interp_, is_dynamic_linker_section_ fields. Change
4507 generate_code_fills_at_write_ to a bitfield.
4508 * output.cc (Output_section::Output_sections): Initialize new
4510 (Output_segment::add_output_section): Add do_sort parameter.
4513 2009-11-03 Ian Lance Taylor <iant@google.com>
4516 * options.h (class General_options): Add --warn-common.
4517 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4518 merging two common symbols.
4519 (Symbol_table::should_override): Handle --warn-common when merging
4520 a common symbol with a defined symbol. Use report_resolve_problem
4521 for multiple definitions.
4522 (Symbol_table::report_resolve_problem): New function.
4523 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4525 2009-11-03 Doug Kwan <dougkwan@google.com>
4527 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4529 (Target_arm::stub_factory): New method definition.
4530 (Target_arm::new_arm_input_section,
4531 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4532 Target_arm::reloc_uses_thumb_bit): New method declarations.
4533 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4534 New type definitions.
4535 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4536 member declarations.
4537 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4538 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4539 New method definitions.
4541 2009-11-03 Ian Lance Taylor <iant@google.com>
4543 * options.h (class General_options): Add --warn_constructors.
4545 2009-11-03 Ian Lance Taylor <iant@google.com>
4548 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4549 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4551 2009-11-03 Ian Lance Taylor <iant@google.com>
4554 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4555 --msgid-bugs-address.
4556 (install-pdf): New target.
4557 (install-data_yes): Look up one directory to find mkinstalldirs.
4559 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4561 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4564 2009-10-30 Doug Kwan <dougkwan@google.com>
4566 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4568 2009-10-30 Doug Kwan <dougkwan@google.com>
4570 * arm.cc (Stub_addend_reader): New struct template definition
4571 and partial specializations.
4572 (Stub_addend_reader::operator()): New method definition for a
4573 partially specialized template.
4575 2009-10-30 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (Arm_relobj::processor_specific_flags): New method
4579 (Arm_relobj::do_read_symbols): New method declaration.
4580 (Arm_relobj::processor_specific_flags_): New data member declaration.
4581 (Arm_dynobj): New class definition.
4582 (Target_arm::do_finalize_sections): Add input_objects parameter.
4583 (Target_arm::do_adjust_elf_header): New method declaration.
4584 (Target_arm::are_eabi_versions_compatible,
4585 (Target_arm::merge_processor_specific_flags): New method declaration.
4586 (Target_arm::do_make_elf_object): New overloaded method definitions
4588 (Arm_relobj::do_read_symbols): New method definition.
4589 (Arm_dynobj::do_read_symbols): Ditto.
4590 (Target_arm::do_finalize_sections): Add input_objects parameters.
4591 Merge processor-specific flags from all input objects.
4592 (Target_arm::are_eabi_versions_compatible,
4593 Target_arm::merge_processor_specific_flags,
4594 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4595 New method definitions.
4596 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4597 Input_objects pointer type parameter.
4598 * layout.cc (Layout::finalize): Pass input objects to target's.
4599 finalize_sections function.
4600 * output.cc (Output_file_header::do_sized_write): Set ELF file
4601 header's processor-specific flags.
4602 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4603 Input_objects pointer type parameter.
4604 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4605 * target.h (Input_objects): New forward class declaration.
4606 (Target::processor_specific_flags,
4607 Target::are_processor_specific_flags_sect): New method definitions.
4608 (Target::finalize_sections): Add input_objects parameter.
4609 (Target::Target): Initialize processor_specific_flags_ and
4610 are_processor_specific_flags_set_.
4611 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4613 (Target::set_processor_specific_flags): New method definition.
4614 (Target::processor_specific_flags_,
4615 Target::are_processor_specific_flags_set_): New data member
4617 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4618 Input_objects pointer type parameter.
4620 2009-10-30 Doug Kwan <dougkwan@google.com>
4622 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4624 2009-10-28 Ian Lance Taylor <iant@google.com>
4626 * object.h (class Relobj): Drop options parameter from
4627 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4628 do_scan_relocs, do_relocate. Change all callers.
4629 (class Sized_relobj): Drop options parameters from
4630 do_gc_process_relocs, do_scan_relocs, do_relocate,
4631 do_relocate_sections, relocate_sections, emit_relocs_scan,
4632 emit_relocs_scan_reltype. Change all callers.
4633 (struct Relocate_info): Remove options field and all references to
4635 * reloc.h (class Read_relocs): Remove options constructor
4636 parameter and options_ field. Change all callers.
4637 (class Gc_process_relocs, class Scan_relocs): Likewise.
4638 (class Relocate_task): Likewise.
4639 * target-reloc.h (scan_relocs): Remove options parameter. Change
4641 (scan_relocatable_relocs): Likewise.
4642 * target.h (class Sized_target): Remove options parameter from
4643 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4645 * gc.h (gc_process_relocs): Remove options parameter. Change all
4647 * arm.cc: Update functions to remove options parameters.
4648 * i386.cc: Likewise.
4649 * powerpc.cc: Likewise.
4650 * sparc.cc: Likewise.
4651 * x86_64.cc: Likewise.
4652 * testsuite/testfile.cc: Likewise.
4654 2009-10-28 Doug Kwan <dougkwan@google.com>
4656 * arm.cc (Arm_relobj): New class definition.
4657 (Arm_relobj::scan_sections_for_stubs,
4658 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4659 New method definitions.
4661 2009-10-28 Cary Coutant <ccoutant@google.com>
4663 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4664 (Plugin::cleanup_done_): New member.
4665 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4666 (Plugin_manager::cleanup_done_): Remove.
4667 (Plugin_manager::add_input_file): Edit error message.
4668 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4669 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4671 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4673 * fileread.cc: (File_read::View::~View): Use the new
4674 data_ownership_ filed.
4675 (File_read::~File_read): Dispose the new whole_file_view_.
4676 (File_read::open): Mmap the whole file if needed.
4677 (File_read::open): Use whole_file_view_ instead of contents_.
4678 (File_read::find_view): Use whole_file_view_ if applicable.
4679 (File_read::do_read): Use whole_file_view_ instead of contents_.
4680 (File_read::make_view): Use whole_file_view_ instead of contents_,
4681 update File_read::View::View call.
4682 (File_read::find_or_make_view): Update File_read::View::View
4684 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4686 (File_read::View::Data_ownership): New enum.
4687 (File_read::View::View): Replace bool mapped_ with Data_ownership
4689 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4690 (File_read::View::data_ownership_): New field.
4691 (File_read::contents_): Remove (replaced by whole_file_view_).
4692 (File_read::whole_file_view_): New field.
4693 * options.h (class General_options): Add --keep-files-mapped.
4695 2009-10-27 Cary Coutant <ccoutant@google.com>
4697 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4698 * testsuite/Makefile.am (plugin_test_5): New test case.
4699 * testsuite/Makefile.in: Regenerate.
4701 2009-10-25 Doug Kwan <dougkwan@google.com>
4703 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4704 from private to protected to allow access by child class.
4705 (Sized_relobj::do_relocate_sections): New method declaration.
4706 (Sized_relobj::relocate_sections): Virtualize.
4707 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4708 Sized_relobj::relocate_sections. Instantiate template explicitly
4709 for different target sizes and endianity.
4711 2009-10-24 Doug Kwan <dougkwan@google.com>
4713 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4714 (Arm_input_section::as_arm_input_section): New method.
4715 (Arm_output_section): New class definition.
4716 (Arm_output_section::create_stub_group,
4717 Arm_output_section::group_sections): New method definitions.
4719 2009-10-22 Doug Kwan <dougkwan@google.com>
4721 * arm.cc (Arm_input_section): New class definition.
4722 (Arm_input_section::init, Arm_input_section:do_write,
4723 Arm_input_section::set_final_data_size,
4724 Arm_input_section::do_reset_address_and_file_offset): New method
4727 2009-10-21 Doug Kwan <dougkwan@google.com>
4729 * arm.cc (Stub_table, Arm_input_section): New forward class
4731 (Stub_table): New class defintion.
4732 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4733 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4734 New method definition.
4736 2009-10-21 Doug Kwan <dougkwan@google.com>
4738 * arm.cc: Update copyright comments.
4739 (Target_arm): New forward class template declaration.
4740 (Arm_address): New type.
4741 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4742 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4743 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4745 (Insn_template): Same.
4746 (DEF_STUBS): New macro.
4747 (Stub_type): New enum type.
4748 (Stub_template): New class definition.
4751 (Stub_factory): Same.
4752 (Target_arm::Target_arm): Initialize may_use_blx_ and
4753 should_force_pic_veneer_.
4754 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4755 Target_arm::should_force_pic_veneer,
4756 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4757 Target_arm::using_thumb_only, Target_arm:;default_target): New
4759 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4760 New data member declarations.
4761 (Insn_template::size, Insn_template::alignment): New method defintions.
4762 (Stub_template::Stub_template): New method definition.
4763 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4764 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4765 (Stub_factory::Stub_factory): New method definition.
4766 * gold.h (string_hash): New template.
4767 * output.h (Input_section_specifier::hash_value): Use
4769 (Input_section_specifier::string_hash): Remove.
4770 * stringpool.cc (Stringpool_template::string_hash): Use
4773 2009-10-20 Doug Kwan <dougkwan@google.com>
4775 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4776 symbols of relaxed input sections.
4777 * output.h (Output_section::find_relaxed_input_section): Make
4780 2009-10-16 Doug Kwan <dougkwan@google.com>
4782 * dynobj.cc (Versions::Versions): Initialize version_script_.
4783 Only insert base version symbol definition for a shared object
4784 if version script defines any version versions.
4785 (Versions::define_base_version): New method definition.
4786 (Versions::add_def): Check that base version is not needed.
4787 (Versions::add_need): Define base version lazily.
4788 * dynobj.h (Versions::define_base_version): New method declaration.
4789 (Versions::needs_base_version_): New data member declaration.
4790 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4791 (check_DATA): Add no_version_test.stdout.
4792 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4794 * testsuite/Makefile.in: Regenerate.
4795 * testsuite/no_version_test.c: New file.
4796 * testsuite/no_version_test.sh: Ditto.
4798 2009-10-16 Doug Kwan <dougkwan@google.com>
4800 * expression.cc (class Segment_start_expression): New class definition.
4801 (Segment_start_expression::value): New method definition.
4802 (script_exp_function_segment_start): Return a new
4803 Segment_start_expression.
4804 * gold/script-c.h (script_saw_segment_start_expression): New function
4806 * script-sections.cc (Script_sections::Script_sections): Initialize
4807 SAW_SEGMENT_START_EXPRESSION_ to false.
4808 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4809 and -Tbbs options to specify section addresses if given in
4810 command line and no SEGMENT_START expression is seen in a script.
4811 * script-sections.h (Script_sections::saw_segment_start_expression,
4812 Script_sections::set_saw_segment_start_expression): New method
4814 (Script_sections::saw_segment_start_expression_): New data member
4816 * script.cc (script_saw_segment_start_expression): New function.
4817 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4818 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4819 script_test_7.sh and script_test_8.sh.
4820 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4821 script_test_8.stdout.
4822 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4823 (script_test_6, script_test_6.stdout, script_test_7,
4824 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4825 * Makefile.in: Regenerate.
4826 * testsuite/script_test_6.sh: New file.
4827 * testsuite/script_test_6.t: Same.
4828 * testsuite/script_test_7.sh: Same.
4829 * testsuite/script_test_7.t: Same.
4830 * testsuite/script_test_8.sh: Same.
4832 2009-10-16 Doug Kwan <dougkwan@google.com>
4834 * output.cc (Output_segment::set_section_list_address): Cast
4835 expressions to unsigned long long type to avoid format warnings.
4837 2009-10-15 Ian Lance Taylor <iant@google.com>
4839 * script.cc (Script_options::add_symbol_assignment): Always add a
4840 dot assignment to script_sections_.
4841 * script-sections.cc (Script_sections::add_dot_assignment):
4842 Initialize if necessary.
4844 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4845 program headers with no load segment if there is a linker script.
4847 * layout.cc (Layout::set_segment_offsets): Align the file offset
4848 to the segment aligment for -N or -n with no load segment.
4849 * output.cc (Output_segment::add_output_section): Don't crash if
4850 the first section is a TLS section.
4851 (Output_segment::set_section_list_addresses): Print an error
4852 message if the address moves backward in a linker script.
4853 * script-sections.cc
4854 (Output_section_element_input::set_section_addresses): Don't
4855 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4856 (Orphan_output_section::set_section_addresses): Likewise.
4858 2009-10-15 Doug Kwan <dougkwan@google.com>
4860 * layout.cc (Layout::finish_dynamic_section): Generate tags
4861 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4862 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4863 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4865 2009-10-14 Ian Lance Taylor <iant@google.com>
4867 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4869 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4870 data_shdr fields of relinfo.
4871 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4872 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4873 R_386_TLS_LDO_32, adjust based on section flags.
4874 (Target_i386::Relocate::fix_up_ldo): Remove.
4876 2009-10-13 Ian Lance Taylor <iant@google.com>
4878 Add support for -pie.
4879 * options.h (class General_options): Add -pie and
4881 (General_options::output_is_position_independent): Test -pie.
4882 (General_options::output_is_executable): Return true if not shared
4883 and not relocatable.
4884 (General_options::output_is_pie): Remove.
4885 * options.cc (General_options::finalize): Reject incompatible uses
4887 * gold.cc (queue_middle_tasks): A -pie link is not static.
4888 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4889 * symtab.cc (Symbol::final_value_is_known): Return false if
4890 output_is_position_independent.
4891 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4892 output_is_position_independent.
4893 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4894 output_is_position_independent.
4895 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4896 output_is_position_independent.
4897 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4899 (basic_pie_test.o, basic_pie_test): New targets.
4900 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4901 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4902 (two_file_pie_test): New target.
4903 * testsuite/Makefile.in: Rebuild.
4904 * README: Remove note saying that -pie is not supported.
4906 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4908 * options.h (class General_options): Add -init and -fini.
4909 * layout.cc (Layout::finish_dynamic_section): Emit
4910 given init and fini functions.
4912 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4914 * gc.h (gc_process_relocs): Check if icf is enabled using new
4916 * gold.cc (queue_initial_tasks): Likewise.
4917 (queue_middle_tasks): Likewise.
4918 * object.cc (do_layout): Likewise.
4919 * symtab.cc (is_section_folded): Likewise.
4920 * main.cc (main): Likewise.
4921 * reloc.cc (Read_relocs::run): Likewise.
4922 (Sized_relobj::do_scan_relocs): Likewise.
4923 * icf.cc (is_function_ctor_or_dtor): New function.
4924 (Icf::find_identical_sections): Check if function is ctor or dtor when
4926 * options.h (General_options::icf): Change option to be an enum.
4927 (Icf_status): New enum.
4928 (icf_enabled): New method.
4929 (icf_safe_folding): New method.
4930 (set_icf_status): New method.
4931 (icf_status_): New variable.
4932 * (options.cc) (General_options::finalize): Set icf_status_.
4933 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4934 icf_test and icf_keep_unique_test to use the --icf enum flag.
4935 * testsuite/icf_safe_test.sh: New file.
4936 * testsuite/icf_safe_test.cc: New file.
4938 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4940 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4941 includes to gc.h and icf.h.
4942 * arm.cc: Include gc.h.
4943 * gold.cc: Likewise.
4944 * i386.cc: Likewise.
4945 * powerpc.cc: Likewise.
4946 * sparc.cc: Likewise.
4947 * x86_64.cc: Likewise.
4948 * gc.h: Include icf.h.
4950 2009-10-11 Ian Lance Taylor <iant@google.com>
4952 * plugin.cc: Include "gold.h" before other header files.
4954 2009-10-10 Chris Demetriou <cgd@google.com>
4956 * options.h (Input_file_argument::Input_file_type): New enum.
4957 (Input_file_argument::is_lib_): Replace with...
4958 (Input_file_argument::type_): New member.
4959 (Input_file_argument::Input_file_argument): Take Input_file_type
4960 'type' rather than boolean 'is_lib' as second argument.
4961 (Input_file_argument::is_lib): Use type_.
4962 (Input_file_argument::is_searched_file): New function.
4963 (Input_file_argument::may_need_search): Handle is_searched_file.
4964 * options.cc (General_options::parse_library): Support -l:filename.
4965 (General_options::parse_just_symbols): Update for Input_file_argument
4967 (Command_line::process): Likewise.
4968 * archive.cc (Archive::get_file_and_offset): Likewise.
4969 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4970 * script.cc (read_script_file, script_add_file): Likewise.
4971 * fileread.cc (Input_file::Input_file): Likewise.
4972 (Input_file::will_search_for): Handle is_searched_file.
4973 (Input_file::open): Likewise.
4974 * readsyms.cc (Read_symbols::get_name): Likewise.
4975 * testsuite/Makefile.am (searched_file_test): New test.
4976 * testsuite/Makefile.in: Regenerate.
4977 * testsuite/searched_file_test.cc: New file.
4978 * testsuite/searched_file_test_lib.cc: New file.
4980 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4981 Ian Lance Taylor <iant@google.com>
4983 * descriptor.cc: Include <cstdio> and "binary-io.h".
4984 (Descriptors::open): Open the files in binary mode always.
4985 * script.cc (Lex::get_token): Treat \r as whitespace.
4987 2009-10-09 Ian Lance Taylor <iant@google.com>
4989 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4991 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4992 Ian Lance Taylor <iant@google.com>
4994 * configure.ac: Check for readv function also.
4995 * fileread.cc (readv): Define if not HAVE_READV.
4996 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4998 * config.in: Regenerate.
4999 * configure: Regenerate.
5001 2009-10-09 Doug Kwan <dougkwan@google.com>
5003 * layout.cc (Layout::make_output_section): Call target hook to make
5004 ordinary output section.
5005 (Layout::finalize): Adjust parameter list of call the
5006 Target::may_relax().
5007 * layout.h (class Layout::section_list): New method.
5008 * merge.h (Output_merge_base::entsize): Change visibility to public.
5009 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5011 (Output_merge_string::do_is_string): New method.
5012 * object.cc (Sized_relobj::do_setup): renamed from
5013 Sized_relobj::set_up.
5014 * object.h (Sized_relobj::adjust_shndx,
5015 Sized_relobj::initializ_input_to_output_maps,
5016 Sized_relobj::free_input_to_output_maps): Change visibilities to
5018 (Sized_relobj::setup): Virtualize.
5019 (Sized_relobj::do_setup): New method declaration.
5020 (Sized_relobj::invalidate_section_offset,
5021 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5022 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5023 * options.cc (parse_int): New function.
5024 * options.h (parse_int): New declaration.
5025 (DEFINE_int): New macro.
5026 (stub_group_size): New option.
5027 * output.cc (Output_section::Output_section): Initialize memebers
5028 merge_section_map_, merge_section_by_properties_map_,
5029 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5030 (Output_section::add_input_section): Handled deferred code-fill
5031 generation and remove an old comment.
5032 (Output_section::add_relaxed_input_section): New method definition.
5033 (Output_section::add_merge_input_section): Use merge section by
5034 properties map to speed to search. Update merge section maps
5036 (Output_section::build_relaxation_map): New method definition.
5037 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5039 (Output_section::relax_input_section): Renamed to
5040 Output_section::convert_input_sections_to_relaxed_sections and change
5041 interface to take a vector of pointers to relaxed sections.
5042 (Output_section::find_merge_section,
5043 Output_section::find_relaxed_input_section): New method definitions.
5044 (Output_section::is_input_address_mapped,
5045 Output_section::output_offset, Output_section::output_address):
5046 Use output section data maps to speed up searching.
5047 (Output_section::find_starting_output_address): Add comments.
5048 (Output_section::do_write,
5049 Output_section::write_to_postprocessing_buffer): Do code-fill
5050 generation as appropriate.
5051 (Output_section::get_input_sections): Invalidate relaxed input section
5053 (Output_section::restore_states): Adjust type of checkpoint .
5054 Invalidate relaxed input section map.
5055 * output.h (Output_merge_base): New class declaration.
5056 (Input_section_specifier): New class defintion.
5057 (class Output_relaxed_input_section) Change base class to
5058 Output_section_data_build.
5059 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5060 base class initializer.
5061 (Output_section::add_relaxed_input_section): New method declaration.
5062 (Output_section::Input_section): Change visibility to protected.
5063 (Output_section::Input_section::relobj,
5064 Output_section::Input_section::shndx): Handle relaxed input sections.
5065 Output_section::input_sections) Change visibility to protected. Also
5066 define overload to return a non-const pointer.
5067 (Output_section::Merge_section_properties): New class defintion.
5068 (Output_section::Merge_section_by_properties_map,
5069 Output_section::Output_section_data_by_input_section_map,
5070 Output_section::Relaxation_map): New types.
5071 (Output_section::relax_input_section): Rename method to
5072 Output_section::convert_input_sections_to_relaxed_sections and change
5073 interface to take a vector of relaxed section pointers.
5074 (Output_section::find_merge_section,
5075 Output_section::find_relaxed_input_section,
5076 Output_section::build_relaxation_map,
5077 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5078 New method declarations.
5079 (Output_section::merge_section_map_
5080 Output_section::merge_section_by_properties_map_,
5081 Output_section::relaxed_input_section_map_,
5082 Output_section::is_relaxed_input_section_map_valid_,
5083 Output_section::generate_code_fills_at_write_): New data members.
5084 * script-sections.cc
5085 (Output_section_element_input::set_section_addresses): Call
5086 current_data_size and addralign methods of relaxed input sections.
5087 (Orphan_output_section::set_section_addresses): Call current_data_size
5088 and addralign methods of relaxed input sections.
5089 * symtab.cc (Symbol_table::compute_final_value): Extract template
5090 from the body of Symbol_table::sized_finalize_symbol.
5091 (Symbol_table::sized_finalized_symbol): Call
5092 Symbol_table::compute_final_value.
5093 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5094 (Symbol_table::compute_final_value): New templated method declaration.
5095 * target.cc (Target::do_make_output_section): New method defintion.
5096 * target.h (Target::make_output_section): New method declaration.
5097 (Target::relax): Add more parameters for input objects, symbol table
5098 and layout. Adjust call to do_relax.
5099 (Target::do_make_output_section): New method declaration.
5100 (Target::do_relax): Add parameters for input objects, symbol table
5103 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5105 * pread.c: Include stdio.h.
5107 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5109 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5112 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5114 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5115 Change read_shndx type to unsigned int.
5116 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5118 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5119 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5120 Change read_shndx type to unsigned int.
5121 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5123 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5124 * layout.cc (Layout::create_symtab_sections): Cast the result of
5125 local_symcount * symsize to off_t in the gold_assert.
5127 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5129 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5130 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5132 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5133 (Arm_relocate_functions::thm_abs5): New function.
5134 (Arm_relocate_functions::abs12): New function.
5135 (Arm_relocate_functions::abs16): New function.
5136 (Arm_relocate_functions::base_abs): New function.
5137 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5138 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5139 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5141 (Scan::global): Likewise.
5142 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5143 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5144 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5145 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5148 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5150 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5151 (Arm_relocate_functions::movt_prel): New function.
5152 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5153 (Arm_relocate_functions::thm_movt_prel): New function.
5154 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5155 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5156 (Scan::global, Relocate::relocate): Likewise.
5157 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5159 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5161 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5162 Incremental_checker.
5163 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5165 (class Incremental_inputs_header): New class.
5166 (Incremental_inputs_header_writer): Edit comment.
5167 (Incremental_inputs_entry): New class.
5168 (Incremental_inputs_entry_writer): Edit comment.
5169 (Sized_incremental_binary::do_find_incremental_inputs_section):
5170 Add *strtab_shndx parameter, fill it.
5171 (Sized_incremental_binary::do_check_inputs): New method.
5172 (Incremental_checker::can_incrementally_link_output_file): Use
5173 Sized_incremental_binary::check_inputs.
5174 (Incremental_inputs::report_command_line): Save command line in
5177 (Incremental_binary::find_incremental_inputs_section): New
5179 (Incremental_binary::do_find_incremental_inputs_section): Add
5180 strtab_shndx parameter.
5181 (Incremental_binary::do_check_inputs): New pure virtual method.
5182 (Sized_incremental_binary::do_check_inputs): Declare.
5183 (Incremental_checker::Incremental_checker): Add incremental_inputs
5184 parameter, use it to initialize incremental_inputs_.
5185 (Incremental_checker::incremental_inputs_): New field.
5186 (Incremental_checker::command_line): New method.
5187 (Incremental_checker::inputs): New method.
5188 (Incremental_checker::command_line_): New field.
5190 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5192 * incremental.cc: Include <cstdarg> and "target-select.h".
5193 (vexplain_no_incremental): New function.
5194 (explain_no_incremental): New function.
5195 (Incremental_binary::error): New method.
5196 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5198 (make_sized_incremental_binary): New function.
5199 (open_incremental_binary): New function.
5200 (can_incrementally_link_file): Add checks if output is ELF and has
5202 * incremental.h: Include "elfcpp_file.h" and "output.h".
5203 (Incremental_binary): New class.
5204 (Sized_incremental_binary): New class.
5205 (open_incremental_binary): Declare.
5206 * object.cc (is_elf_object): Use
5207 elfcpp::Elf_recognizer::is_elf_file.
5208 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5209 * output.h (Output_file::filesize): New method.
5211 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5213 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5215 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5216 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5218 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5220 (Arm_relocate_functions::movw_abs_nc): New function.
5221 (Arm_relocate_functions::movt_abs): New function.
5222 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5223 (Arm_relocate_functions::thm_movt_abs): New function.
5224 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5225 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5226 (Scan::global): Likewise.
5227 (Relocate::relocate): Likewise.
5228 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5230 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5232 * arm.cc (Arm_relocate_functions::got_prel) New function.
5233 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5234 (Relocate::relocate): Likewise.
5235 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5237 2009-10-06 Ian Lance Taylor <iant@google.com>
5239 * options.h (class General_options): Define
5240 split_stack_adjust_size parameter.
5241 * object.h (class Object): Add uses_split_stack_ and
5242 has_no_split_stack_ fields. Add uses_split_stack and
5243 has_no_split_stack accessor functions. Declare
5244 handle_split_stack_section.
5245 (class Reloc_symbol_changes): Define.
5246 (class Sized_relobj): Define Function_offsets. Declare
5247 split_stack_adjust, split_stack_adjust_reltype, and
5249 * object.cc (Object::handle_split_stack_section): New function.
5250 (Sized_relobj::do_layout): Call handle_split_stack_section.
5251 * dynobj.cc (Sized_dynobj::do_layout): Call
5252 handle_split_stack_section.
5253 * reloc.cc (Sized_relobj::relocate_sections): Call
5254 split_stack_adjust for executable sections in split_stack
5255 objects. Pass reloc_map to relocate_section.
5256 (Sized_relobj::split_stack_adjust): New function.
5257 (Sized_relobj::split_stack_adjust_reltype): New function.
5258 (Sized_relobj::find_functions): New function.
5259 * target-reloc.h: Include "object.h".
5260 (relocate_section): Add reloc_symbol_changes parameter. Change
5262 * target.h (class Target): Add calls_non_split method. Declare
5263 do_calls_non_split virtual method. Declare match_view and
5265 * target.cc: Include "elfcpp.h".
5266 (Target::do_calls_non_split): New function.
5267 (Target::match_view): New function.
5268 (Target::set_view_to_nop): New function.
5269 * gold.cc (queue_middle_tasks): Give an error if mixing
5270 split-stack and non-split-stack objects with -r.
5271 * i386.cc (Target_i386::relocate_section): Add
5272 reloc_symbol_changes parameter.
5273 (Target_i386::do_calls_non_split): New function.
5274 * x86_64.cc (Target_x86_64::relocate_section): Add
5275 reloc_symbol_changes parameter.
5276 (Target_x86_64::do_calls_non_split): New function.
5277 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5279 * powerpc.cc (Target_powerpc::relocate_section): Add
5280 reloc_symbol_changes parameter.
5281 * sparc.cc (Target_sparc::relocate_section): Add
5282 reloc_symbol_changes parameter.
5283 * configure.ac: Call AM_CONDITIONAL for the default target.
5284 * configure: Rebuild.
5285 * testsuite/Makefile.am (TEST_AS): New variable.
5286 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5287 (check_DATA): Add split_i386 and split_x86_64 files.
5288 (SPLIT_DEFSYMS): Define.
5289 (split_i386_[1234n].o): New targets.
5290 (split_i386_[124]): New targets.
5291 (split_i386_[1234r].stdout): New targets.
5292 (split_x86_64_[1234n].o): New targets.
5293 (split_x86_64_[124]): New targets.
5294 (split_x86_64_[1234r].stdout): New targets.
5295 (MOSTLYCLEANFILES): Add new executables.
5296 * testsuite/split_i386.sh: New file.
5297 * testsuite/split_x86_64.sh: New file.
5298 * testsuite/split_i386_1.s: New file.
5299 * testsuite/split_i386_2.s: New file.
5300 * testsuite/split_i386_3.s: New file.
5301 * testsuite/split_i386_4.s: New file.
5302 * testsuite/split_i386_n.s: New file.
5303 * testsuite/split_x86_64_1.s: New file.
5304 * testsuite/split_x86_64_2.s: New file.
5305 * testsuite/split_x86_64_3.s: New file.
5306 * testsuite/split_x86_64_4.s: New file.
5307 * testsuite/split_x86_64_n.s: New file.
5308 * testsuite/testfile.cc (Target_test): Update relocation_section
5310 * testsuite/Makefile.in: Rebuild.
5312 2009-10-06 Ian Lance Taylor <iant@google.com>
5314 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5315 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5316 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5317 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5318 the address on ldo_addrs_.
5319 (Target_i386::Relocate::fix_up_ldo): New function.
5321 2009-10-06 Rafael Espindola <espindola@google.com>
5323 * plugin.cc (add_input_library): New.
5324 (Plugin::load): Add add_input_library to tv.
5325 (Plugin_manager::add_input_file): Add the is_lib argument.
5326 (add_input_file): Update call to Plugin_manager::add_input_file.
5327 (add_input_library): New.
5328 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5330 2009-09-30 Doug Kwan <dougkwan@google.com>
5332 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5333 symbol and call Symbol::may_need_copy_reloc to determine if
5334 a copy reloc is needed.
5335 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5336 nocopyreloc is given in command line.
5337 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5338 given in command line.
5339 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5340 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5341 of the removed Target_i386::may_need_copy_reloc.
5342 * options.h (copyreloc): New option with default value false.
5343 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5344 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5345 instead of the removed Target_powerpc::may_need_copy_reloc.
5346 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5347 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5348 instead of the removed Target_sparc::may_need_copy_reloc.
5349 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5350 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5351 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5352 instead of the removed Target_x86_64::may_need_copy_reloc.
5354 2009-09-30 Ian Lance Taylor <iant@google.com>
5356 * object.h (class Object): Remove target_ field, and target,
5357 sized_target, and set_target methods.
5358 (Object::sized_target): Remove.
5359 (class Sized_relobj): Update declarations. Remove sized_target.
5360 * object.cc (Sized_relobj::setup): Remove target parameter.
5362 (Input_objects::add_object): Don't do anything with the target.
5363 (make_elf_sized_object): Add punconfigured parameter. Change all
5364 callers. Set or test parameter target.
5365 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5367 * parameters.cc (Parameters::set_target): Change parameter type to
5369 (Parameters::default_target): Remove.
5370 (set_parameters_target): Change parameter type to be non-const.
5371 (parameters_force_valid_target): New function.
5372 (parameters_clear_target): New function.
5373 * parameters.h (class Parameters): Update declarations. Remove
5374 default_target method. Add sized_target and clear_target
5375 methods. Change target_ to be non-const.
5376 (set_parameters_target): Update declaration.
5377 (parameters_force_valid_target): Declare.
5378 (parameters_clear_target): Declare.
5379 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5380 as NULL if we aren't searching.
5381 (Add_symbols::run): Don't check for compatible target.
5382 * fileread.cc (Input_file::open_binary): Call
5383 parameters_force_valid_target.
5384 * gold.cc (queue_middle_tasks): Likewise.
5385 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5386 set_target on object.
5387 * dynobj.h (class Sized_dynobj): Update declarations.
5388 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5389 make_elf_object returns NULL.
5390 (Archive::include_member): Don't check whether object target is
5392 * output.cc (Output_section::add_input_section): Get target from
5394 (Output_section::relax_input_section): Likewise.
5395 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5397 (Sized_relobj::do_scan_relocs): Likewise.
5398 (Sized_relobj::relocate_sections): Likewise.
5399 * resolve.cc (Symbol_table::resolve): Likewise.
5400 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5401 parameter. Change all callers.
5402 (Symbol_table::add_from_object): Get target from parameters.
5403 (Symbol_table::add_from_relobj): Don't check object target.
5404 (Symbol_table::add_from_dynobj): Likewise.
5405 (Symbol_table::define_special_symbol): Get target from
5407 * symtab.h (class Symbol_table): Update declaration.
5408 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5409 parameter. Change all callers. Clear parameter target.
5410 (Binary_test): Test target here.
5411 * testsuite/object_unittest.cc (gold_testsuite): Remove
5412 target_test_pointer parameter. Change all callers.
5413 (Object_test): Test target here.
5415 2009-09-26 Ian Lance Taylor <iant@google.com>
5417 * testsuite/initpri1.c: Don't try to use constructor priorities if
5418 compiling with gcc before 4.3.
5420 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5422 * testsuite/retain_symbols_file_test.sh (check_present): Change
5423 output file name to retain_symbols_file_test.stdout.
5424 (check_absent): Likewise.
5426 2009-09-18 Craig Silverstein <csilvers@google.com>
5428 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5429 * options.cc: Include <cerrno> and <fstream>.
5430 (General_options::finalize): Parse -retain-symbols-file tag.
5431 * options.h: New flag.
5432 (General_options): New method should_retain_symbol, new
5433 variable symbols_to_retain.
5434 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5435 should_retain_symbol map.
5436 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5437 * testsuite/Makefile.in: Regenerate.
5438 * testsuite/retain_symbols_file_test.sh: New file.
5440 2009-09-18 Nick Clifton <nickc@redhat.com>
5442 * po/es.po: Updated Spanish translation.
5444 2009-09-17 Doug Kwan <dougkwan@google.com>
5446 * debug.h (DEBUG_RELAXATION): New constant.
5447 (DEBUG_ALL): Add DEBUG_RELAXATION.
5448 (debug_string_to_enum): Add relaxation debug option.
5450 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5451 Layout::Relaxation_debug_check::read_sections,
5452 Layout::Relaxation_debug_check::read_sections): New method definitions.
5453 (Layout::Layout): Initialize data members
5454 record_output_section_data_from_scrips_,
5455 script_output_section_data_list_ and relaxation_debug_check_.
5456 (Layout::save_segments, Layout::restore_segments,
5457 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5458 Layout::relaxation_loop_body): New method definitions.
5459 (Layout::finalize): Support relaxation. Move section layout code to
5460 Layout::relaxation_loop_body.
5461 (Layout::set_asection_address_from_script): Move code for orphan
5462 section placement out.
5463 (Layout::place_orphan_sections_in_script): New method definition.
5464 * layout.h (Output_segment_headers, Output_file_header):
5465 New forward class declarations.
5466 (Layout::~Layout): Define.
5467 (Layout::new_output_section_data_from_script): New method definition.
5468 (Layout::place_orphan_sections_in_script): New method declaration.
5469 (Layout::Segment_states): New type declaration.
5470 (Layout::save_segments, Layout::restore_segments,
5471 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5472 Layout::relaxation_loop_body): New method declarations.
5473 (Layout::Output_section_data_list): New type declaration.
5474 (Layout::Relaxation_debug_check): New class definition.
5475 (Layout::record_output_section_data_from_script_,
5476 Layout::script_output_section_data_list_, Layout::segment_states_,
5477 Layout::relaxation_debug_check_): New data members.
5478 * output.cc: (Output_section_headers::do_size): New method definition.
5479 (Output_section_headers::Output_section_headers): Move size
5480 computation to Output_section_headers::do_size.
5481 (Output_segment_headers::do_size): New method definition.
5482 (Output_file_header::Output_file_header): Move size computation to
5483 Output_file_header::do_size and call it.
5484 (Output_file_header::do_size): New method definition.
5485 (Output_data_group::Output_data_group): Adjust call to
5486 Output_section_data.
5487 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5488 (Output_symtab_xindex::do_write): Add array bound check.
5489 (Output_section::Input_section::print_to_mapfile): Handle
5490 RELAXED_INPUT_SECTION_CODE.
5491 (Output_section::Output_section): Initialize data member checkpoint_.
5492 (Output_section::~Output_section): Delete checkpoint object pointed
5494 (Output_section::add_input_section): Always add an Input_section if
5496 (Output_section::add_merge_input_section): Add assert.
5497 (Output_section::relax_input_section): New method definition.
5498 (Output_section::set_final_data_size): Set load address to zero for
5499 an unallocated section.
5500 (Output_section::do_address_and_file_offset_have_reset_values):
5501 New method definition.
5502 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5503 Handle relaxed input section.
5504 (Output_section::sort_attached_input_sections): Checkpoint input
5505 section list lazily.
5506 (Output_section::get_input_sections): Change type of input_sections to
5507 list of Simple_input_section pointers. Checkpoint input section list
5508 lazily. Also handle relaxed input sections.
5509 (Output_section::add_input_section_for_script): Take a reference to
5510 a Simple_input_section object instead of Relobj pointer and section
5511 index as parameter. Handle relaxed input sections.
5512 (Output_section::save_states, Output_section::restore_states): New
5514 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5515 (Output_data::is_data_size_fixed): New method definition.
5516 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5518 (Output_data::address_and_file_offset_have_reset_values): New method
5520 (Output_data::do_address_and_file_offset_have_reset_values): New method
5522 (Output_data::set_data_size): Check that data size is not fixed.
5523 (Output_data::fix_data_size): New method definition.
5524 (Output_data::is_data_size_fixed_): New data member.
5525 (Output_section_headers::set_final_data_size): New method definition.
5526 (Output_section_headers::do_size): New method declaration.
5527 (Output_segment_headers::set_final_data_size): New method definition.
5528 (Output_segment_headers::do_size): New method declaration.
5529 (Output_file_header::set_final_data_size)::New method definition.
5530 (Output_file_header::do_size)::New method declaration.
5531 (Output_section_data::Output_section_data): Add new parameter
5532 is_data_size_fixed and use it to fix data size.
5533 (Output_data_const::Output_data_const): Adjust call to base class
5534 constructor and fix data size.
5535 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5536 base class constructor and fix data size.
5537 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5538 base class constructor and fix data size.
5539 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5540 class constructor and fix data size.
5541 (Output_data_group::set_final_data_size): New method definition.
5542 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5543 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5544 class constructor and fix data size.
5545 (Output_relaxed_input_section): New class definition.
5546 (Output_section::Simple_input_section): New class definition.
5547 (Output_section::get_input_sections): Adjust parameter list.
5548 (Output_section::add_input_section_for_script): Same.
5549 (Output_section::save_states, Output_section::restore_states,
5550 Output_section::do_address_and_file_offset_have_reset_values,
5551 (Output_section::Input_section::Input_section): Handle
5552 RELAXED_INPUT_SECTION_CODE. Add new overload for
5553 Output_relaxed_input_section.
5554 (Output_section::Input_section::is_input_section,
5555 Output_section::Input_section::set_output_section): Handle relaxed
5557 (Output_section::Input_section::is_relaxed_input_section,
5558 Output_section::Input_section::output_section_data,
5559 Output_section::Input_section::relaxed_input_section): New method
5561 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5563 (Output_section::Input_section::u1_): Update comments.
5564 (Output_section::Input_section::u2_): Add new union member poris.
5565 (Output_section::Checkpoint_output_section): New classs definition.
5566 (Output_section::relax_input_section): New method declaration.
5567 (Output_section::checkpoint_): New data member.
5568 (Output_segment): Update comments.
5569 (Output_segment::Output_segment): Un-privatize copy constructor.
5570 (Output_segment::operator=): Un-privatize.
5571 * script-sections.cc (Output_section_element::Input_section_list):
5572 Change element type to Output_section::Simple_input_section.
5573 (Output_section_element_dot_assignment::set_section_addresses):
5574 Register output section data for relaxation clean up.
5575 (Output_data_exression::Output_data_expression): Adjust call to base
5576 constructor to fix data size.
5577 (Output_section_element_data::set_section_addresses): Register
5578 Output_data_expression object for relaxation clean up.
5579 (struct Input_section_info): Replace Relobj pointer and section index
5580 pair with Output_section::Simple_input_section and Convert struct to a
5582 (Input_section_sorter::operator()): Adjust access to
5583 Input_section_info data member to use accessors.
5584 (Output_section_element_input::set_section_addresses): Use layout
5585 parameter. Adjust code to use Output_section::Simple_input_section
5586 and Input_secction_info classes. Register filler for relaxation
5588 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5589 and section index pair with Output_section::Simple_input_section
5590 class. Adjust code accordingly.
5591 (Phdrs_element::release_segment): New method definition.
5592 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5594 (Script_sections::release_segments): New method definition.
5595 * gold/script-sections.h (Script_sections::release_segments): New
5597 * gold/target.h (Target::may_relax, Target::relax,
5598 Target::do_may_relax, Target::do_relax): New method definitions.
5600 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5602 * arm.cc (has_signed_unsigned_overflow): New function.
5603 (Arm_relocate_functions::abs8): New function.
5604 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5605 (Target_arm::Scan::global): Likewise.
5606 (Target_arm::relocate::relocate): Likewise.
5607 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5610 2009-09-16 Cary Coutant <ccoutant@google.com>
5612 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5613 * testsuite/Makefile.in: Regenerate.
5615 2009-09-11 Nick Clifton <nickc@redhat.com>
5617 * po/gold.pot: Updated by the Translation project.
5619 2009-09-08 Cary Coutant <ccoutant@google.com>
5621 * output.cc (Output_file::open): Add execute permission to empty file.
5622 * testsuite/Makefile.am (permission_test): New test.
5623 * testsuite/Makefile.in: Regenerate.
5625 2009-09-02 Ian Lance Taylor <iant@google.com>
5627 * output.cc (Output_file::resize): Call map_no_anonymous rather
5630 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5632 * gold.cc: Include "incremental.h".
5633 (queue_initial_tasks): Call Incremental_checker methods.
5634 * incremental.cc: Include "output.h".
5635 (Incremental_checker::can_incrementally_link_output_file): New
5637 * incremental.h (Incremental_checker): New class.
5639 * output.cc (Output_file::open_for_modification): New method.
5640 (Output_file::map_anonymous): Changed return type to bool. Record
5642 (Output_file::map_no_anonymous): New method, broken out of map.
5643 (Output_file::map): Use map_no_anonymous and map_anonymous.
5644 * output.h (class Output_file): Update declarations.
5646 2009-08-24 Cary Coutant <ccoutant@google.com>
5648 * options.h (Command_line::Pre_options): New class.
5649 (Command_line::pre_options): New member.
5650 * options.cc (gold::options::ready_to_register): New variable.
5651 (One_option::register_option): Do nothing if not registering options.
5652 Assert if same short option registered twice.
5653 (General_options::General_options): Turn off option registration when
5655 (Command_line::Pre_options::Pre_options): New constructor.
5657 2009-08-24 Cary Coutant <ccoutant@google.com>
5659 * options.h (General_options::no_keep_memory): Remove incorrect
5662 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5664 * Makefile.am (am__skiplex, am__skipyacc): New.
5665 * Makefile.in: Regenerate.
5667 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5669 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5670 (INCLUDES): ... this.
5671 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5672 (AM_CPPFLAGS): Renamed from ...
5673 (INCLUDE): ... this.
5674 * Makefile.in, testsuite/Makefile.in: Regenerate.
5676 * Makefile.in: Regenerate.
5677 * aclocal.m4: Likewise.
5678 * config.in: Likewise.
5679 * configure: Likewise.
5680 * testsuite/Makefile.in: Likewise.
5682 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5683 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5684 * Makefile.in: Regenerate.
5685 * testsuite/Makefile.in: Regenerate.
5687 2009-08-19 Cary Coutant <ccoutant@google.com>
5689 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5690 symbols in shared libraries overridden by hidden or internal symbols
5691 in the main program.
5693 2009-08-19 Chris Demetriou <cgd@google.com>
5695 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5696 checking source file names in error messages.
5698 2009-08-18 Doug Kwan <dougkwan@google.com>
5700 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5701 an elcpp::Ehdr as parameter. Adjust call to set_target.
5702 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5703 an elfcpp::Ehdr as parameter.
5704 * object.cc (Object::set_target): Remove the version that looks up
5705 a target and sets it.
5706 (Sized_relobj::setup): Take a Target object instead of
5707 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5708 (make_elf_sized_object): Find target and ask target to
5710 * object.h: (Object::set_target): Remove the version that looks up
5711 a target and sets it.
5712 (Sized_relobj::setup): Take a Target object instead of
5713 an elfcpp:Ehdr as parameter.
5714 * target.cc: Include dynobj.h.
5715 (Target::do_make_elf_object_implementation): New.
5716 (Target::do_make_elf_object): New.
5717 * target.h (Target::make_elf_object): New template declaration.
5718 (Target::do_make_elf_object): New method declarations.
5719 (Target::do_make_elf_object_implementation): New template declaration.
5721 2009-08-14 Ian Lance Taylor <iant@google.com>
5723 * gold.h (FUNCTION_NAME): Define.
5724 (gold_unreachable): Use FUNCTION_NAME.
5726 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5728 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5729 symbol in the --keep-unique list is not found.
5731 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5733 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5734 been maked as --keep-unique.
5735 (Icf::unfold_section): New function.
5736 * icf.h (Icf::unfold_section): New function.
5737 * options.h (General_options::keep_unique): New option.
5738 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5739 * testsuite/Makefile.in: Regenerate.
5740 * testsuite/icf_keep_unique_test.sh: New file.
5741 * testsuite/icf_keep_unique_test.cc: New file.
5743 2009-08-12 Cary Coutant <ccoutant@google.com>
5746 * resolve.cc (Symbol_table::resolve): Check for references from
5747 dynamic objects to hidden and internal symbols.
5748 * testsuite/Makefile.am (hidden_test.sh): New test.
5749 * testsuite/Makefile.in: Regenerate.
5750 * testsuite/hidden_test.sh: New script.
5751 * testsuite/hidden_test_1.c: New test source.
5752 * testsuite/hidden_test_main.c: New test source.
5754 2009-08-11 Doug Kwan <dougkwan@google.com>
5756 * arm.cc: Update comments.
5757 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5758 segment to locate the .ARM.exidx section if present.
5760 2009-08-09 Doug Kwan <dougkwan@google.com>
5762 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5765 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5766 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5769 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5771 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5772 valid tls_segment only for non-debug-section relocations.
5773 * testsuite/Makefile.am: Add gc_tls_test.
5774 * testsuite/Makefile.in: Regenerate.
5775 * testsuite/gc_tls_test.cc: New file.
5776 * testsuite/gc_tls_test.sh: New file.
5778 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5782 * Makefile.am (CCFILES): Add icf.cc.
5784 * Makefile.in: Regenerate.
5785 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5786 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5787 section, symbol and addend information for the relocs.
5788 * gold.cc (queue_middle_tasks): Call identical code folding.
5789 * gold.h: Add defines for multimap.
5790 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5791 to the call of finalize_local_symbols.
5792 * main.cc (main): Create object of class Icf.
5793 * object.cc (Sized_relobj::do_layout): Allow this function to be
5794 called twice during icf.
5795 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5796 to sections marked as identical by icf.
5797 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5799 (Sized_relobj::do_section_entsize): New function.
5800 * object.h (Object::section_entsize): New function.
5801 (Object::do_section_entsize): New pure virtual function.
5802 (Relobj::finalize_local_symbols): Add new parameter.
5803 (Relobj::do_section_entsize): New function.
5804 * options.h (General_options::icf): New option.
5805 (General_options::icf_iterations): New option.
5806 (General_options::print_icf_sections): New option.
5807 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5808 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5809 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5811 * symtab.cc (Symbol_table::is_section_folded): New function.
5812 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5813 to sections marked as identical by icf.
5814 * symtab.h (Symbol_table::set_icf): New function.
5815 (Symbol_table::icf): New function.
5816 (Symbol_table::is_section_folded): New function.
5817 (Symbol_table::icf_): New data member.
5818 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5819 * testsuite/Makefile.am: Add commands to build icf_test.
5820 * testsuite/Makefile.in: Regenerate.
5821 * testsuite/icf_test.sh: New file.
5822 * testsuite/icf_test.cc: New file.
5824 2009-07-24 Chris Demetriou <cgd@google.com>
5826 * layout.cc (is_compressible_debug_section): Fix incorrect
5827 comment about compressed section names.
5829 2009-07-20 Ian Lance Taylor <ian@airs.com>
5832 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5834 2009-07-16 Ian Lance Taylor <iant@google.com>
5837 * layout.h: #include <map>.
5838 (class Kept_section): Change from struct to class. Add accessors
5839 and setters. Add section size to Comdat_group mapping. Change
5840 Comdat_group to std::map. Add is_comdat_ field. Add
5841 linkonce_size field in union.
5842 (class Layout): Update declaration of find_or_add_kept_section.
5843 Don't declare find_kept_object.
5844 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5845 parameter. Add object, shndx, is_comdat, and is_group_name
5846 parameters. Change all callers. Adjust for new Kept_section.
5847 (Layout::find_kept_object): Remove.
5848 * object.cc (Sized_relobj::include_section_group): Update use of
5849 Kept_section. Rename secnum to shndx. Only record
5850 Kept_comdat_section if sections are the same size.
5851 (Sized_relobj::include_linkonce_section): Update use of
5852 Kept_section. Only record Kept_comdat_section if sections are the
5853 same size. Set size of linkonce section.
5854 (Sized_relobj::map_to_kept_section): Update call to
5855 get_kept_comdat_section.
5856 * object.h (class Sized_relobj): Rename fields in
5857 Kept_comdat_section to drop trailing underscores; change object
5858 field to Relobj*. Change Kept_comdat_section_table to store
5859 struct rather than pointer.
5860 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5861 Add kept_object and kept_shndx parameters. Change all callers.
5862 (Sized_relobj::get_kept_comdat_section): Change return type to
5863 bool. Add kept_object and kept_shndx parameters. Change all
5865 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5866 Layout::find_or_add_kept_section.
5868 2009-07-09 Ian Lance Taylor <iant@google.com>
5870 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5871 Reserve space in the hash table.
5873 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5875 * fileread.cc (File_read::get_mtime): New method.
5876 * fileread.h (Timespec): New structure.
5877 (File_read::get_mtime): New method.
5878 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5879 Renamed from timestamp_nsec.
5880 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5882 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5884 (Incremental_inputs::report_archive): Save mtime; style fix.
5885 (Incremental_inputs::report_obejct): Save mtime; style fix.
5886 (Incremental_inputs::report_script): Save mtime; style fix.
5887 (Incremental_inputs::finalize_inputs): Style fix.
5888 (Incremental_inputs::finalize): Style fix.
5889 (Incremental_inputs::create_input_section_data): Store inputs
5891 * incremental.h (Incremental_inputs::report_script): Add mtime
5893 (Incremental_inputs::Input_info::Input_info): Intialize only one
5895 (Incremental_inputs::Input_info::archive): Move to nameless
5897 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5898 (Incremental_inputs::Input_info::script): Move to nameless union.
5899 (Incremental_inputs::mtime): New field.
5900 * script.cc (read_input_script): Pass file mtime to
5902 * script.h (Script_info::inputs): Style fix.
5904 2009-07-01 Ian Lance Taylor <ian@airs.com>
5906 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5909 2009-06-24 Ian Lance Taylor <iant@google.com>
5912 * layout.cc (Layout::choose_output_section): If we find an
5913 existing section, update the flags.
5914 (Layout::create_notes): New function, broken out of
5916 (Layout::finalize): Don't create note sections.
5917 (Layout::create_note): Don't crash if linker script discards
5919 (Layout::create_gold_note): Likewise.
5920 (Layout::create_build_id): Likewise. Don't set
5921 after_input_sections on the section.
5922 (Layout::create_executable_stack_info): Remove target parameter.
5924 * layout.h (class Layout): Declare create_notes. Update
5925 declaration of create_executable_stack_info.
5926 * gold.cc (queue_middle_tasks): Call create_notes.
5927 * output.cc (Output_section::update_flags_for_input_section): Move
5928 here from output.h. If SHF_ALLOC flag is newly set, mark address
5930 * output.h (Output_data::mark_address_invalid): New function.
5931 (class Output_section): Only declare, not define,
5932 update_flags_for_input_section. Remove set_flags.
5934 2009-06-24 Ian Lance Taylor <iant@google.com>
5936 * script-sections.cc (Output_section_definition::
5937 set_section_addresses): Rename shadowing local load_address to
5940 2009-06-24 Ian Lance Taylor <iant@google.com>
5943 * reloc.cc (relocate_sections): Skip empty relocation sections.
5945 2009-06-23 Ian Lance Taylor <iant@google.com>
5948 * layout.cc (Layout::create_note): Use choose_output_section
5949 rather than make_output_section.
5951 2009-06-23 Ian Lance Taylor <iant@google.com>
5954 * options.cc (General_options::parse_V): Set printed_version_.
5955 (General_options::General_options): Initialize printed_version_.
5956 * options.h (class General_options): Add printed_version_ field.
5957 * gold.cc (queue_initial_tasks): If there are no input files,
5958 don't give a fatal error if we printed the version information.
5959 (queue_middle_tasks): If using -r with a shared object, give a
5960 fatal error rather than an ordinary error.
5962 2009-06-23 Ian Lance Taylor <iant@google.com>
5965 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5966 (Layout::make_output_section): Set have_stabstr_section_ if we see
5967 a .stab*str section.
5968 (Layout::finalize): Call link_stabs_sections.
5969 (Layout::link_stabs_sections): New file.
5970 * layout.h (class Layout): Add have_stabstr_section_ field.
5971 Declare link_stabs_sections.
5973 2009-06-23 Doug Kwan <dougkwan@google.com>
5975 * Makefile.am (libgold_a_LIBADD): New.
5976 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5977 * Makefile.in: Regenerate.
5978 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5979 * configure: Regenerate.
5980 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5981 * fileread.cc: Include sys/state.h
5982 * gold.h: Declare memmem and strndup if found missing.
5983 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5985 2009-06-23 Ian Lance Taylor <iant@google.com>
5987 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5988 * configure: Rebuild.
5990 2009-06-23 Ian Lance Taylor <iant@google.com>
5993 * object.cc (Object::section_contents): Don't try to get a view if
5994 the section has length zero.
5995 (Object::handle_gnu_warning_section): If the section is empty, use
5996 the name of the section as the warning.
5998 2009-06-23 Ian Lance Taylor <iant@google.com>
6001 * stringpool.h (class Stringpool_template): Add optimize_ field.
6002 (Stringpool_template::set_optimize): New function.
6003 * stringpool.cc (Stringpool_template::Stringpool_template):
6004 Initialize optimize_ field.
6005 (Stringpool_template::set_string_offsets): Test local optimize
6006 fild rather than parameter.
6007 * layout.cc (Layout::Layout): Call set_optimize on the section
6010 2009-06-22 Ian Lance Taylor <iant@google.com>
6013 * yyscript.y: Parse TARGET.
6014 * script.cc (script_set_target): New function.
6015 * script-c.h (script_set_target): Declare.
6016 * options.cc (General_options::string_to_object_format): Rename
6017 from string_to_object_format in anonymous namespace. Change
6019 * options.h (class General_options): Declare
6020 string_to_object_format.
6022 2009-06-22 Ian Lance Taylor <iant@google.com>
6024 * script-sections.cc (Script_sections::create_segments): Don't put
6025 program headers in a PT_LOAD segment if -n or -N.
6027 2009-06-22 Ian Lance Taylor <iant@google.com>
6030 * options.h (class General_options): Add -z lazy and -z now. Sort
6031 -z options into alphabetical order.
6032 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6034 2009-06-21 Ian Lance Taylor <iant@google.com>
6036 * layout.cc (Layout::make_output_section): Call
6037 Target::new_output_section.
6038 (Layout::attach_allocated_section_to_segment): Put large section
6039 sections in a separate load segment with the large segment flag
6041 (Layout::segment_precedes): Sort large data segments after other
6043 (align_file_offset): New static function.
6044 (Layout::set_segment_offsets): Use align_file_offset.
6045 * output.h (class Output_section): Add is_small_section_ and
6046 is_large_section_ fields.
6047 (Output_section::is_small_section): New function.
6048 (Output_section::set_is_small_section): New function.
6049 (Output_section::is_large_section): New function.
6050 (Output_section::set_is_large_section): New function.
6051 (Output_section::is_large_data_section): New function.
6052 (class Output_segment): Add is_large_data_segment_ field.
6053 (Output_segment::is_large_data_segment): New function.
6054 (Output_segment::set_is_large_data_segment): New function.
6055 * output.cc (Output_section::Output_section): Initialize new
6057 (Output_segment::Output_segment): Likewise.
6058 (Output_segment::add_output_section): Add assertion that large
6059 data sections always go in large data segments. Force small data
6060 sections to the end of the list of data sections. Force small BSS
6061 sections to the start of the list of BSS sections. For large BSS
6062 sections to the end of the list of BSS sections.
6063 * symtab.h (class Symbol): Declare is_common_shndx.
6064 (Symbol::is_defined): Check Symbol::is_common_shndx.
6065 (Symbol::is_common): Likewise.
6066 (class Symbol_table): Define enum Commons_section_type. Update
6067 declarations. Add small_commons_ and large_commons_ fields.
6068 * symtab.cc (Symbol::is_common_shndx): New function.
6069 (Symbol_table::Symbol_table): Initialize new fields.
6070 (Symbol_table::add_from_object): Put small and large common
6071 symbols in the right list.
6072 (Symbol_table::sized_finalized_symbol): Check
6073 Symbol::is_common_shndx.
6074 (Symbol_table::sized_write_globals): Likewise.
6075 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6076 common symbol lists. Don't call do_allocate_commons_list if the
6078 (Symbol_table::do_allocate_commons_list): Remove is_tls
6079 parameter. Add comons_section_type parameter. Change all
6080 callers. Handle small and large common symbols.
6081 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6082 Symbol::is_common_shndx.
6083 * resolve.cc (symbol_to_bits): Likewise.
6084 * target.h (Target::small_common_shndx): New function.
6085 (Target::small_common_section_flags): New function.
6086 (Target::large_common_shndx): New function.
6087 (Target::large_common_section_flags): New function.
6088 (Target::new_output_section): New function.
6089 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6090 small_common_section_flags, and large_common_section_flags
6092 (Target::do_new_output_section): New virtual function.
6093 * arm.cc (Target_arm::arm_info): Initialize new fields.
6094 * i386.cc (Target_i386::i386_info): Likewise.
6095 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6097 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6098 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6099 (Target_x86_64::do_new_output_section): New function.
6100 * configure.ac: Define conditional MCMODEL_MEDIUM.
6101 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6102 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6103 (large_LDFLAGS): Define.
6104 * testsuite/large.c: New file.
6105 * testsuite/testfile.cc (Target_test::test_target_info):
6106 Initialize new fields.
6107 * configure, testsuite/Makefile.in: Rebuild.
6109 2009-06-05 Doug Kwan <dougkwan@google.com>
6111 * Makefile.am (CCFILES): Add target.cc.
6112 * Makefile.in: Regenerate.
6113 * i386.cc (class Target_i386): Define new virtual method to
6114 override do_is_local_label_name in parent.
6115 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6116 local symbols if --discard-locals or -X is given.
6117 * options.h (class General_options): Declare new options
6118 '--discard-locals' and '-X' for discarding locals.
6119 * target.h (class Target): Define new methods is_local_label_name.
6120 Declare new virtual method do_is_local_label_name.
6121 * target.cc: New file.
6122 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6123 (check_SCRIPTS): Add discard_locals_test.sh.
6124 (check_DATA): Add discard_local_tests.syms.
6125 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6126 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6127 * testsuite/Makefile.in: Regenerate.
6128 * testsuite/discard_locals_test.c: New file.
6129 * testsuite/discard_locals_test.sh: Same.
6131 2009-06-05 Doug Kwan <dougkwan@google.com>
6133 * object.cc (Sized_relobj::Sized_relobj): Initialize
6134 discarded_eh_frame_shndx_ to -1U.
6135 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6137 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6138 a discarded .eh_frame section.
6139 (Sized_relobj::do_finalize_local_symbols): Ditto.
6140 * object.h (class Sized_relobj): Declare new member
6141 discarded_eh_frame_shndx_.
6142 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6143 (local_labels_test.o, local_labels_test): New rules.
6144 * testsuite/Makefile.in: Regenerate.
6146 2009-06-04 Doug Kwan <dougkwan@google.com>
6148 * layout.cc (Layout::section_name_mapping): Add mapping for
6149 special ARM sections.
6151 2009-06-03 Doug Kwan <dougkwan@google.com>
6153 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6154 (utils::has_overflow): Same.
6156 2009-06-03 Ian Lance Taylor <iant@google.com>
6158 * layout.cc (Layout::section_name_mapping): New array, replacing
6159 Layout::linkonce_mapping.
6160 (Layout::section_name_mapping_count): New variable, replacing
6161 Layout::linkonce_mapping_count.
6162 (Layout::linkonce_output_name): Remove.
6163 (Layout::output_section_name): Rewrite.
6164 * layout.h (class Layout): Rename Linkonce_mapping to
6165 Section_name_mapping, linkonce_mapping to section_name_mapping,
6166 linkonce_mapping_count to section_name_mapping_count. Don't
6167 declare linkonce_output_name.
6169 2009-06-03 Doug Kwan <dougkwan@google.com>
6171 * gold/arm.cc (namespace utils): New.
6172 (Target_arm::reloc_is_non_pic): Define new method.
6173 (class Arm_relocate_functions): New.
6174 (Target_arm::Relocate::relocate): Handle relocation types used by
6177 2009-06-03 Ian Lance Taylor <iant@google.com>
6179 * arm.cc (Target_arm::scan::global): Use || instead of |.
6181 2009-06-02 Doug Kwan <dougkwan@google.com>
6183 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6184 issued_non_pic_error_.
6185 (class Target_arm::Scan): Declare new method check_non_pic.
6186 Define new method symbol_needs_plt_entry.
6187 Declare new data member issued_non_pic_error_.
6188 (class Target_arm::Relocate): Declare new method
6189 should_apply_static_reloc.
6190 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6191 (Target_arm::Scan::check_non_pic): Define new method.
6192 (Target_arm::Scan::local): Handle a small subset of reloc types used
6194 (Target_arm::Scan::local): Same.
6195 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6197 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6199 * incremental.cc (Incremental_inputs::report_command_line): Filter
6200 out --incremental-* options.
6202 2009-05-29 Doug Kwan <dougkwan@google.com>
6204 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6206 (class Target_arm): Update comment.
6207 (Target_arm::Target_arm): Initialize new data members GOT_,
6208 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6209 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6210 and Target_arm::rel_dyn_section.
6211 Declare new_enum Target_arm::Got_type.
6212 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6214 Update commments for member do_dynsym_value.
6215 (Target_arm::got_size, Target_arm::plt_section,
6216 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6217 new methods inside class defintion.
6218 (Target_arm::got_section): Define new method.
6219 (Target_arm::rel_dyn_section): Same.
6220 (Output_data_plt_arm): New template class.
6221 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6222 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6223 (Output_data_plt_arm::add_entry): Same.
6224 (Output_data_plt_arm::first_plt_entry): Define new
6225 static data member for PLT instruction template.
6226 (Output_data_plt_arm::plt_entry): Same.
6227 (Output_data_plt_arm::do_write): Define new method.
6228 (Target_arm::make_plt_entry): Same.
6229 (Target_arm::do_finalize_sections): Same.
6230 (Target_arm::do_dynsym_value): Same.
6232 2009-05-28 Doug Kwan <dougkwan@google.com>
6234 * Makefile.am (TARGETSOURCES): Add arm.cc.
6235 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6236 * Makefile.in: Regenerate.
6238 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6240 2009-05-26 Doug Kwan <dougkwan@google.com>
6242 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6243 (General_options::check_excluded_libs): Strip off directories in
6244 archive name before matching like GNU ld does.
6245 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6246 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6247 (exclude_libs_test_LDFLAGS): Add linker option
6248 -Wl,--exclude-libs,libexclude_libs_test_3
6249 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6250 an explicit archive without using -l.
6251 (alt/libexclude_libs_test_3.a): New make rule.
6252 * testsuite/Makefile.in: Regenerate.
6253 * testsuite/exclude_libs_test.c : Declare lib3_default().
6255 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6256 * exclude_libs_test_3.c: New file.
6258 2009-05-26 Nick Clifton <nickc@redhat.com>
6260 * po/id.po: New Indonesian translation.
6261 * po/gold.pot: Updated template file.
6263 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6265 * testsuite/Makefile.am: Add -ffunction-sections to compile
6266 gc_comdat_test files. Add -Wl,--gc-sections to build
6268 * testsuite/Makefile.in: Regenerate.
6269 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6271 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6273 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6274 kept comdat section was garbage collected.
6275 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6276 * testsuite/Makefile.in: Regenerate.
6277 * testsuite/gc_comdat_test.sh: New file.
6278 * testsuite/gc_comdat_test_1.cc: New file.
6279 * testsuite/gc_comdat_test_2.cc: New file.
6281 2009-05-19 Doug Kwan <dougkwan@google.com>
6283 * archive.cc (Archive::Archive): Move constructor from archive.h
6284 to here. Initialize no_export_.
6285 (Archive::get_elf_object_for_member): Set no_export flag of object.
6286 * archive.h (Archive::Archive): Move constructor body to
6288 (Archive::no_export): New method.
6289 (Archive::no_export_): New field.
6290 * object.h (Object::Object): Initialize no_export_ to false.
6291 (Object::no_export, Object::set_no_export): New methods.
6292 (Object::no_export_): New field.
6293 * options.cc (General_options::parse_exclude_libs): New method.
6294 (General_options::check_excluded_libs) Same.
6295 * options.h (exclude_libs): New option.
6296 (General_options::check_excluded_libs): New method declaration.
6297 (General_options::excluded_libs_): New field.
6298 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6299 default or protected visibility if an object has no-export flag set.
6300 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6301 (check_SCRIPTS): Add exclude_libs_test.sh.
6302 (check_DATA): Add exclude_libs_test.syms.
6303 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6304 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6305 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6306 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6307 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6308 libexclude_libs_test_2.a): New rules.
6309 * testsuite/Makefile.in: Regenerate.
6310 * testsuite/exclude_libs_test.c: New file.
6311 * testsuite/exclude_libs_test.sh: Ditto.
6312 * testsuite/exclude_libs_test_1.c: Ditto.
6313 * testsuite/exclude_libs_test_2.c: Ditto.
6315 2009-05-15 Ian Lance Taylor <iant@google.com>
6317 * configure.ac: Check for declarations for cases where libiberty.h
6318 checks HAVE_DECL_xxx.
6319 * configure, config.in: Rebuild.
6321 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6323 * gold.h (Incremental_argument_list): Remove (invalid) forward
6325 * incremental.cc (Incremental_inputs::report_achive): New method.
6326 (Incremental_inputs::report_object): New method.
6327 (Incremental_inputs::report_script): New method.
6328 (Incremental_inputs::finalize_inputs): New method.
6329 (Incremental_inputs::finalize): Call finalize_inputs().
6330 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6331 Create inputs entries.
6332 * incremental.h (Incremental_input_type): New enum.
6333 (Incremental_inputs::Incremental_input): Initialize new fields.
6334 (Incremental_inputs::report_inputs): New method.
6335 (Incremental_inputs::report_achive): New method.
6336 (Incremental_inputs::report_object): New method.
6337 (Incremental_inputs::report_script): New method.
6338 (Incremental_inputs::finalize_inputs): New method.
6339 (Incremental_inputs::Input_info): New struct.
6340 (Incremental_inputs::Input_info_map): New typedef.
6341 (Incremental_inputs::lock_): New field.
6342 (Incremental_inputs::Inputs_): New field.
6343 (Incremental_inputs::Inputs_map): New field.
6344 * main.cc (main): Call Incremental_input::report_inputs.
6345 * options.h (Input_argument_list): Typedef moved from
6347 (Input_file_group::Files): Remove, use ::Input_argument_list.
6348 (Input_file_group::Input_argument_list): Remove, use
6349 ::Input_argument_list.
6350 * plugin.cc (Plugin_manager::add_input_file): Add error in
6352 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6354 * script.cc (read_input_script): Call
6355 Incremental_input::report_script.
6356 * script.h (Script_info): New class.
6358 2009-04-27 Ian Lance Taylor <iant@google.com>
6360 * x86_64.cc (do_adjust_output_section): Set entsize to
6363 2009-04-23 Elliott Hughes <enh@google.com>
6365 * output.cc (Output_file::close): After short writes, continue
6366 writing from the correct offset in the buffer being written.
6368 2009-04-23 Chris Demetriou <cgd@google.com>
6370 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6371 * configure: Regenerate.
6372 * config.in: Regenerate.
6373 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6374 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6376 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6378 * incremental.cc (Incremental_inputs_header_data): Renamed from
6379 Incremental_input_header_data.
6380 (Incremental_inputs_header_data::data_size): New field.
6381 (Incremental_inputs_header_data::put_input_file_count): Renamed
6382 from input_file_count.
6383 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6384 from command_line_offset.
6385 (Incremental_inputs_header_data::put_reserved): Renamed from
6387 (Incremental_inputs_entry_data): Renamed from
6388 Incremental_input_entry_data.
6389 (Incremental_inputs_entry_data::data_size): New field.
6390 (Incremental_inputs::report_command_line): New method.
6391 (Incremental_inputs::finalize): New method.
6392 (Incremental_inputs::create_incremental_inputs_data): New method.
6393 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6394 * incremental.h: New file.
6395 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6396 (Layout::finalize): Create incremental inputs section in
6398 (Layout::create_incremental_info_sections): New method.
6399 * layout.h (Layout::incremental_inputs): New method.
6400 (Layout::create_incremental_info_sections): New method.
6401 (Layout::incremental_inputs_): New field.
6402 * main.cc (main): Notify Incremental_input of the command line.
6404 2009-04-01 Ian Lance Taylor <iant@google.com>
6405 Mikolaj Zalewski <mikolajz@google.com>
6407 * gold.h (reserve_unordered_map): Define, three versions, one for
6408 each version of Unordered_map.
6409 * layout.cc (Layout::Layout): Remove options parameter. Add
6410 number_of_input_files parameter. Don't initialize options_.
6411 Initialize number_of_input_files_ and resized_signatures_. Move
6412 sections_are_attached_.
6413 (Layout::layout_group): Reserve space for group_signatures_.
6414 (Layout::find_or_add_kept_section): Change name parameter to be a
6415 reference. Resize signatures_ map when it gets large enough.
6416 (Layout::layout_eh_frame): Use parameters->options() instead of
6418 (Layout::make_output_section): Likewise.
6419 (Layout::attach_allocated_section_to_segment): Likewise.
6420 (Layout::finalize, Layout::create_executable_stack): Likewise.
6421 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6422 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6423 * layout.h (class Layout): Update declarations. Remove options_
6424 field. Add number_of_input_files_ and resized_signatures_
6425 fields. Move sections_are_attached_ field.
6426 * main.cc (main): Pass number of input files to Layout
6427 constructor. Don't pass options.
6429 2009-03-30 Ian Lance Taylor <iant@google.com>
6431 * ffsll.c (ffsll): Correct implementation.
6433 2009-03-27 Ian Lance Taylor <iant@google.com>
6435 * ffsll.c: New file.
6436 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6437 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6438 * ftruncate.c (ftruncate): Declare before definition.
6439 * mremap.c (mremap): Likewise.
6440 * pread.c (pread): Likewise.
6441 * configure, Makefile.in, config.in: Rebuild.
6443 * mremap.c: New file.
6444 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6445 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6446 (mremap): Declare if HAVE_MREMAP is not defined.
6447 * configure, Makefile.in, config.in: Rebuild.
6449 2009-03-27 Cary Coutant <ccoutant@google.com>
6451 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6452 position independent.
6453 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6454 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6456 2009-03-24 Cary Coutant <ccoutant@google.com>
6458 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6460 (needs_dynamic_reloc): Likewise.
6462 2009-03-24 Ian Lance Taylor <iant@google.com>
6464 * yyscript.y (file_cmd): Recognize EXTERN.
6465 (extern_name_list, extern_name_list_body): New nonterminals.
6466 * script.cc (script_add_extern): Define.
6467 * script-c.h (script_add_extern): Declare.
6469 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6471 * object.cc (is_elf_object): Define.
6472 * object.h (is_elf_object): Declare.
6473 * archive.cc (Archive::get_elf_object_for_member): Call
6475 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6477 2009-03-24 Elliott Hughes <enh@google.com>
6479 * output.cc (Output_file::map_anonymous): Define.
6480 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6481 try an anonymous one. Report the size if the mmap fails.
6482 * output.h (class Output_file): Declare map_anonymous.
6484 2009-03-24 Ian Lance Taylor <iant@google.com>
6486 * target-select.cc (instantiate_target): Don't acquire the lock if
6487 the instantiated_target_ field has already been set.
6489 2009-03-23 Ian Lance Taylor <iant@google.com>
6491 * gold-threads.h (class Initialize_lock): Define.
6492 * gold-threads.cc (class Initialize_lock_once): Define.
6493 (initialize_lock_control): New static variable.
6494 (initialize_lock_pointer): New static variable.
6495 (initialize_lock_once): New static function.
6496 (Initialize_lock::Initialize_lock): Define.
6497 (Initialize_lock::initialize): Define.
6498 * target-select.h: Include "gold-threads.h".
6499 (class Target_selector): Add lock_ and initialize_lock_ fields.
6500 Don't define instantiate_target, just declare it.
6501 * target-select.cc (Target_selector::Target_selector): Initialize
6503 (Target_selector::instantiate_target): Define.
6504 * descriptors.h: Include "gold-threads.h".
6505 (class Descriptors): Add initialize_lock_ field.
6506 * descriptors.cc (Descriptors::Descriptors): Initialize new
6508 (Descriptors::open): Use initialize_lock_ field
6509 * errors.h (class Errors): Add initialize_lock_ field.
6510 * errors.cc (Errors::Errors): Initialize new field.
6511 (Errors::initialize_lock): Use initialize_lock_ field.
6512 * powerpc.cc (class Target_selector_powerpc): Remove
6513 instantiated_target_ field. In do_recognize call
6514 instantiate_target rather than do_instantiate_target. In
6515 do_instantiate_target just allocate a new target.
6516 * sparc.cc (class Target_selector_sparc): Likewise.
6518 * freebsd.h: New file.
6519 * i386.cc: Include "freebsd.h".
6520 (Target_i386): Derive from Target_freebsd rather than
6522 (Target_selector_i386): Derive from Target_selector_freebsd rather
6523 than Target_selector.
6524 * x86_64.cc: Include "freebsd.h".
6525 (Target_x86_64): Derive from Target_freebsd rather than
6527 (Target_selector_x86_64): Derive from Target_selector_freebsd
6528 rather than Target_selector.
6529 * target.h (class Target): Add adjust_elf_header and
6530 do_adjust_elf_header.
6531 * output.cc (Output_file_header:: do_sized_write): Call target
6532 adjust_elf_header routine.
6533 * configure.tgt: Set targ_osabi.
6534 * configure.ac: Define GOLD_DEFAULT_OSABI.
6535 * parameters.cc (Parameters::default_target): Pass
6536 GOLD_DEFAULT_OSABI to select_target.
6537 * target-select.h (class Target_selector): Make instantiate_target
6538 protected rather than private.
6539 * Makefile.am (HFILES): Add freebsd.h.
6540 * configure, Makefile.in, config.in: Rebuild.
6542 * merge.cc (do_add_input_section): Correct pend value. Change
6543 message about last entry not being null terminated from error to
6546 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6548 * incremental.cc: New file.
6549 * Makefile.am (CCFILES): Add incremental.cc.
6550 * Makefile.in: Rebuild.
6552 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6554 * layout.cc (Layout::output_section_name): Preserve names
6555 of '.note.' sections.
6557 2009-03-19 Ian Lance Taylor <iant@google.com>
6559 * descriptors.cc (Descriptors::open): Check that the options are
6560 valid before using them.
6562 2009-03-18 Ian Lance Taylor <iant@google.com>
6564 * script-sections.h: Include <list>.
6565 (class Script_sections): Change Sections_elements from std::vector
6566 to std::list. Typedef public Elements_iterator. Add
6567 orphan_section_placement_, data_segment_align_start_, and
6568 saw_data_segment_align_ fields. Remove data_segment_align_index_
6570 * script-sections.cc (class Orphan_section_placement): New class.
6571 (class Sections_element): Add virtual functions is_relro and
6572 orphan_section_init. Remove virtual function place_orphan_here.
6573 (class Output_section_definition): Add is_relro and
6574 orphan_section_init. Remove place_orphan_here.
6575 (class Orphan_output_section): Likewise.
6576 (Script_sections::Script_sections): Update for field changes.
6577 (Script_sections::data_segment_align): Set saw_data_segment_align_
6578 and data_segment_align_start_, not data_segment_align_index.
6579 (Script_sections::data_segment_relro_end): Check
6580 saw_data_segment_align_. Use data_segment_align_start_ rather
6581 than data_segment_align_index_.
6582 (Script_sections::place_orphan): Rewrite to use
6583 Orphan_section_placement.
6585 2009-03-17 Ian Lance Taylor <iant@google.com>
6587 * archive.cc (Archive::add_symbols): Check for a version attached
6588 to the symbol name in the archive map.
6589 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6590 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6591 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6592 (ver_test_11.a): New target.
6593 * testsuite/Makefile.in: Rebuild.
6595 * configure.ac: Check for chsize and posix_fallocate. Replace
6597 * ftruncate.c: New file, from gnulib.
6598 * output.cc (posix_fallocate): Define dummy version if not
6599 HAVE_POSIX_FALLOCATE.
6600 (Output_file::map): Call posix_fallocate rather than lseek and
6602 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6603 * configure, Makefile.in, config.in: Rebuild.
6605 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6607 * layout.h (Layout::create_note): Add section_name parameter.
6608 * layout.cc (Layout::create_note): Likewise.
6609 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6611 2009-03-17 Ian Lance Taylor <iant@google.com>
6613 * descriptors.cc: Include "options.h".
6614 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6615 (Descriptors::open): Always use O_CLOEXEC when opening a new
6616 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6617 then set FD_CLOEXEC.
6619 * sparc.cc (class Target_sparc): Add has_got_section.
6620 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6621 make sure we have a GOT section.
6623 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6624 (Target_sparc::Scan::local): Likewise.
6625 (Target_sparc::Scan::global): Likewise.
6626 (Target_sparc::Relocate::relocate): Likewise.
6627 (Target_sparc::Relocate::relocate_tls): Likewise.
6629 * symtab.cc (Symbol_table::define_default_version): New function,
6630 broken out of add_from_object.
6631 (Symbol_table::add_from_object): Call define_default_version.
6632 (Symbol_table::define_special_symbol): Add resolve_oldsym
6633 parameter. Change all callers. If the version for a symbol comes
6634 from a version script, resolve it with the symbol with the same
6635 name with no version. Also add the symbol without a version if
6637 (do_define_in_output_data): If resolving with oldsym, don't delete
6639 (do_define_in_output_segment): Likewise.
6640 (do_define_as_constant): Likewise.
6641 * symtab.h (class Symbol_table): Update declarations.
6643 2009-03-13 Ian Lance Taylor <iant@google.com>
6645 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6646 (Read_symbols::requeue): New function.
6647 (Read_symbols::do_read_symbols): If make_elf_object fails because
6648 the target type is not configured, and the file was searched for,
6649 issue a warning and retry with the next directory.
6650 (Add_symbols::run): If the file has an incompatible format, and
6651 it was searched for, requeue the Read_symbols task. On error,
6653 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6654 dirindex parameter to constructor. Change all callers. Declare
6655 incompatible_warning and requeue.
6656 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6657 input_argument_ and input_group_ fields. Add them to
6658 constructor. Change all callers.
6659 (class Read_script): Add dirindex_ field. Add it to constructor.
6661 * archive.cc (Archive::setup): Remove input_objects parameter.
6663 (Archive::get_file_and_offset): Likewise.
6664 (Archive::read_all_symbols): Likewise.
6665 (Archive::read_symbols): Likewise.
6666 (Archive::get_elf_object_for_member): Remove input_objects
6667 parameter. Add punconfigured parameter. Change all callers.
6668 (Archive::add_symbols): Change return type to bool. Check return
6669 value of include_member.
6670 (Archive::include_all_members): Likewise.
6671 (Archive::include_member): Change return type to bool. Return
6672 false if first included object has incompatible target. Set
6673 included_member_ field.
6674 (Add_archive_symbols::run): If add_symbols returns false, requeue
6676 * archive.h (class Archive): Add included_member_ field.
6677 Initialize it in constructor. Add input_file and searched_for
6678 methods. Update declarations.
6679 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6680 input_argument_ fields. Add them to constructor. Change all
6682 * script.cc: Include "target-select.h".
6683 (class Parser_closure): Add skip_on_incompatible_target_ and
6684 found_incompatible_target_ fields. Add
6685 skip_on_incompatible_target parameter to constructor. Change all
6686 callers. Add methods skip_on_incompatible_target,
6687 clear_skip_on_incompatible_target, found_incompatible_target, and
6688 set_found_incompatible_target.
6689 (read_input_script): Add dirindex parameter. Change all callers.
6690 If parser finds an incompatible target, requeue Read_symbols
6692 (script_set_symbol): Clear skip_on_incompatible_target in
6694 (script_add_assertion, script_parse_option): Likewise.
6695 (script_start_sections, script_add_phdr): Likewise.
6696 (script_check_output_format): New function.
6697 * script.h (read_input_script): Update declaration.
6698 * script-c.h (script_check_output_format): Declare.
6699 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6700 (ignore_cmd): Remove OUTPUT_FORMAT.
6701 * fileread.cc (Input_file::Input_file): Add explicit this.
6702 (Input_file::will_search_for): New function.
6703 (Input_file::open): Add pindex parameter. Change all callers.
6704 * fileread.h (class Input_file): Add input_file_argument method.
6705 Declare will_search_for. Update declarations.
6706 * object.cc (make_elf_object): Add punconfigured parameter.
6708 * object.h (class Object): Make input_file public. Add
6709 searched_for method.
6710 (make_elf_object): Update declaration.
6711 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6713 * dirsearch.h (class Dirsearch): Update declaration.
6714 * options.h (class General_options): Add --warn-search-mismatch.
6715 * parameters.cc (Parameters::is_compatible_target): New function.
6716 * parameters.h (class Parameters): Declare is_compatible_target.
6717 * workqueue.cc (Workqueue::add_blocker): New function.
6718 * workqueue.h (class Workqueue): Declare add_blocker.
6720 * fileread.cc (Input_file::open): Remove options parameter.
6722 (Input_file::open_binary): Likewise.
6723 * script.cc (read_input_script): Likewise.
6724 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6725 options parameter from constructor. Change all callers.
6726 (class Read_script): Likewise.
6727 * fileread.h (class Input_file): Update declarations.
6728 * script.h (read_input_script): Update declaration.
6730 2009-03-10 Nick Clifton <nickc@redhat.com>
6732 * po/es.po: New Spanish translation.
6734 2009-03-06 Cary Coutant <ccoutant@google.com>
6736 * options.cc (parse_short_option): Keep dash_z from registering itself.
6738 2009-03-03 Ian Lance Taylor <iant@google.com>
6741 * target-reloc.h (relocate_section): Pass output_section to
6743 * i386.cc (Target_i386::should_apply_static_reloc): Add
6744 output_section parameter. Change all callers.
6745 (Target_i386::Relocate::relocate): Add output_section parameter.
6746 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6747 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6748 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6749 * testsuite/two_file_shared.sh: New script.
6750 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6751 (check_DATA): Add two_file_shared.dbg.
6752 (two_file_shared.dbg): New target.
6753 * testsuite/Makefile.in: Rebuild.
6755 2009-03-01 Ian Lance Taylor <iant@google.com>
6757 * configure.ac: Check for byteswap.h.
6758 * configure: Rebuild.
6759 * config.in: Rebuild.
6761 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6763 * layout.cc (Layout::find_or_add_kept_section): New function.
6764 (Layout::add_comdat): Removed.
6765 * layout.h (struct Kept_section): Move out of class Layout.
6766 Remove trailing underscores from field names. Add group_sections
6767 field. Rename group_ field to is_group. Change all uses.
6768 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6769 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6770 comdat_groups_ field.
6771 (Sized_relobj::include_section_group): Use
6772 find_or_add_kept_section and Kept_section::group_sections.
6773 (Sized_relobj::include_linkonce_section): Likewise.
6774 * object.cc (class Sized_relobj): Don't define Comdat_group or
6775 Comdat_group_table. Remove find_comdat_group and
6776 add_comdat_group. Remove comdat_groups_ field.
6777 * plugin.cc (include_comdat_group): Use
6778 Layout::find_or_add_kept_section.
6780 2009-02-28 Ian Lance Taylor <iant@google.com>
6782 * README: --gc-sections and map files are now supported. Document
6783 some build requirements.
6786 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6787 relocatable link set the value of the section symbol to zero.
6788 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6789 relocatable link don't include the section address in the local
6792 2009-02-27 Ian Lance Taylor <iant@google.com>
6795 * options.h (class Search_directory): Add is_system_directory.
6796 (class General_options): Declare is_in_system_directory.
6797 * options.cc (get_relative_sysroot): Make static.
6798 (get_default_sysroot): Make static.
6799 (General_optoins::is_in_system_directory): New function.
6800 * fileread.cc (Input_file::is_in_system_directory): New function.
6801 * fileread.h (class Input_file): Declare is_in_system_directory.
6802 * object.h (class Object): Add is_in_system_directory.
6803 (class Input_objects): Remove system_library_directory_ field.
6804 * object.cc (Input_objects::add_object): Don't set
6805 system_library_directory_.
6806 (input_objects::found_in_system_library_directory): Remove.
6807 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6808 parameter. Change all callers.
6809 (Symbol_table::sized_write_globals): Likewise.
6810 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6811 Call Object::is_in_system_directory.
6812 * symtab.h (class Symbol_table): Update declarations.
6815 * descriptors.h (Open_descriptor): Add is_on_stack field.
6816 * descriptors.cc (Descriptors::open): If the descriptor is on the
6817 top of the stack, remove it. Initialize is_on_stack field.
6818 (Descriptors::release): Only add pod to stack if it is not on the
6820 (Descriptors::close_some_descriptor): Clear stack_next and
6824 * output.cc (Output_section::find_starting_output_address): Rename
6825 from starting_output_address; add PADDR parameter; change return
6827 * output.h (class Output_section): Declare
6828 find_starting_output_address instead of starting_output_address.
6829 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6830 section symbol for which we can't find a merge section.
6833 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6834 hidden or internal, force the symbol to be local.
6835 * resolve.cc (Symbol::override_visibility): Define.
6836 (Symbol::override_base): Use override_visibility.
6837 (Symbol_table::resolve): Likewise.
6838 (Symbol::override_base_with_special): Likewise.
6839 (Symbol_table::override_with_special): If the visibility is hidden
6840 or internal, force the symbol to be local.
6841 * symtab.h (class Symbol): Add set_visibility and
6842 override_visibility.
6843 * testsuite/ver_test_1.sh: New file.
6844 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6845 (check_DATA): Add ver_test_1.syms.
6846 (ver_test_1.syms): New target.
6847 * testsuite/Makefile.in: Rebuild.
6849 2009-02-25 Cary Coutant <ccoutant@google.com>
6851 * layout.cc (Layout::choose_output_section): Don't rename sections
6852 when using a linker script that has a SECTIONS clause.
6853 * Makefile.in: Regenerate.
6855 * testsuite/Makefile.am (script_test_5.sh): New test case.
6856 * testsuite/Makefile.in: Regenerate.
6857 * testsuite/script_test_5.cc: New file.
6858 * testsuite/script_test_5.sh: New file.
6859 * testsuite/script_test_5.t: New file.
6861 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6863 * archive.cc (Archive::include_member): Update calls to add_symbols.
6864 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6865 the Layout argument.
6866 * dynobj.h (do_add_symbols): Add the Layout argument.
6867 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6869 * object.h (Object::add_symbols): Add the Layout argument.
6870 (Object::do_add_symbols): Add the Layout argument.
6871 (Sized_relobj::do_add_symbols): Add the Layout argument.
6872 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6873 Unify the two versions.
6874 (Add_plugin_symbols): Remove.
6875 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6876 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6877 (Add_plugin_symbols): Remove.
6878 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6879 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6880 (Add_symbols::run): Make it work with Pulginobj.
6882 2009-02-06 Ian Lance Taylor <iant@google.com>
6884 * object.cc (Sized_relobj::do_layout): Make info message start
6885 with lower case letter.
6887 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6889 * binary.cc: Fix file comment.
6891 * options.h (enum Incremental_disposition): Define.
6892 (class General_options): Add new options: --incremental,
6893 --incremental_changed, --incremental_unchanged,
6894 --incremental_unknown. Add incremental_disposition_ and
6895 implicit_incremental_ fields.
6896 (General_options::incremental_disposition): New function.
6897 (class Position_dependent_options): Add incremental_disposition
6899 (Position_dependent_options::copy_from_options): Set incremental
6901 * options.cc (General_options::parse_incremental_changed): New
6903 (General_options::parse_incremental_unchanged): New function.
6904 (General_options::parse_incremental_unknown): New function.
6905 (General_options::General_options): Initialize new fields
6906 incremental_disposition_ and implicit_incremental_.
6907 (General_options::finalize): Check for uasge of --incremental-*
6908 without --incremental.
6910 2009-02-06 Chris Demetriou <cgd@google.com>
6912 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6913 pointer and to report location as the file name associated with
6915 (gold_undefined_symbol_at_location): New function to replace the
6916 old gold_undefined_symbol functionality.
6917 * target-reloc.h (relocate_section): Update to use
6918 gold_undefined_symbol_at_location.
6919 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6920 Call gold_undefined_symbol function rather than gold_error.
6921 * errors.h (Errors::undefined_symbol): Take location as a
6922 string, rather than calculating it from a relocation.
6923 * errors.cc (Errors::fatal): Print "fatal error:" before the
6925 (Errors::error, Errors::error_at_location): Print "error: "
6926 before the formatted message.
6927 (Errors::undefined_symbol): Take location as a string, rather
6928 than calculating it from a relocation.
6929 (gold_undefined_symbol_at_location): New function akin to
6930 old gold_undefined_symbol, calculates location from relocation.
6931 (gold_undefined_symbol): Change to take only a Symbol pointer
6932 and to report location as the file name associated with the symbol.
6933 * testsuite/debug_msg.sh: Update for changed error messages.
6934 * testsuite/undef_symbol.sh: Likewise.
6936 2009-02-04 Duncan Sands <baldrick@free.fr>
6939 * reduced_debug_output.h
6940 (Output_reduced_debug_abbrev_section::failed): Use format for
6942 (Output_reduced_debug_info_section::faild): Likewise.
6944 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6946 * script.cc (Lazy_demangler): New class.
6947 (Version_script_info::get_symbol_version_helper): Demangle a
6950 2009-01-29 Cary Coutant <ccoutant@google.com>
6952 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6954 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6956 2009-01-28 Ian Lance Taylor <iant@google.com>
6958 * version.cc (version_string): Bump to 1.9.
6960 * gold.h: Include <cstring> and <stdint.h>.
6961 * version.cc: Include <cstdio>.
6962 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6964 * reduced_debug_output.cc (insert_into_vector): Rename from
6965 Insert_into_vector; change all callers. Use Swap_unaligned to
6966 avoid aliasing issue; remove union since it is unnecessary.
6968 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6970 * Makefile.am (CCFILES): Add gc.cc.
6972 * Makefile.in: Regenerate.
6973 * gold.cc (Gc_runner): New class.
6974 (queue_initial_tasks): Call garbage collection related tasks
6975 when corresponding options are invoked.
6976 (queue_middle_gc_tasks): New function.
6977 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6978 processed early before laying out sections during garbage collection.
6979 * gold.h (queue_middle_gc_tasks): New function.
6980 (is_prefix_of): Move from "layout.cc".
6981 * i386.cc (Target_i386::gc_process_relocs): New function.
6982 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6983 * main.cc (main): Create object of class "Garbage_collection".
6984 * object.cc (Relobj::copy_symbols_data): New function.
6985 (Relobj::is_section_name_included): New function.
6986 (Sized_relobj::do_layout): Allow this function to be called twice
6987 during garbage collection and defer layout of section during the
6989 * object.h (Relobj::get_symbols_data): New function.
6990 (Relobj::is_section_name_included): New function.
6991 (Relobj::copy_symbols_data): New function.
6992 (Relobj::set_symbols_data): New function.
6993 (Relobj::get_relocs_data): New function.
6994 (Relobj::set_relocs_data): New function.
6995 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6996 (Relobj::gc_process_relocs): New function.
6997 (Relobj::do_gc_process_relocs): New pure virtual function.
6998 (Relobj::sd_): New data member.
6999 (Sized_relobj::is_output_section_offset_invalid): New function.
7000 (Sized_relobj::do_gc_process_relocs): New function.
7001 * options.h (General_options::gc_sections): Modify to not be a no-op.
7002 (General_options::print_gc_sections): New option.
7003 * plugin.cc (Plugin_finish::run): Remove function call to
7004 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7005 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7006 * reloc.cc (Read_relocs::run): Add task to process relocs and
7007 determine unreferenced sections when doing garbage collection.
7008 (Gc_process_relocs): New class.
7009 (Sized_relobj::do_gc_process_relocs): New function.
7010 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7011 sections that are garbage collected.
7012 * reloc.h (Gc_process_relocs): New class.
7013 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7014 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7015 symbols whose corresponding sections are garbage collected.
7016 (Symbol_table::Symbol_table): Add new parameter for the garbage
7018 (Symbol_table::gc_mark_undef_symbols): New function.
7019 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7020 (Symbol_table::gc_mark_dyn_syms): New function.
7021 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7023 (Symbol_table::add_from_object): Likewise.
7024 (Symbol_table::add_from_relobj): When building shared objects, do not
7025 treat externally visible symbols as garbage.
7026 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7027 table information for static and relocatable links.
7028 * symtab.h (Symbol_table::set_gc): New function.
7029 (Symbol_table::gc): New function.
7030 (Symbol_table::gc_mark_undef_symbols): New function.
7031 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7032 (Symbol_table::gc_mark_dyn_syms): New function.
7033 (Symbol_table::gc_): New data member.
7034 * target.h (Sized_target::gc_process_relocs): New pure virtual
7036 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7037 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7039 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7041 * options.h (General_options::gc_sections): Define as a no-op for now.
7042 (General_options::no_keep_memory): Ditto.
7043 (General_options::Bshareable): Define.
7044 * options.cc (General_options::finalize): Honor -Bshareable.
7046 2009-01-20 Andreas Schwab <schwab@suse.de>
7048 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7049 read the value in the contents, since we don't use it. Use the
7050 template endianness when writing.
7051 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7053 2009-01-19 Andreas Schwab <schwab@suse.de>
7055 * configure.tgt (powerpc64-*): Fix targ_obj.
7057 2009-01-15 Ian Lance Taylor <iant@google.com>
7059 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7060 local symbols when stripping all symbols.
7062 2009-01-14 Cary Coutant <ccoutant@google.com>
7064 * output.cc (Output_reloc): Add explicit instantiations.
7066 2009-01-14 Cary Coutant <ccoutant@google.com>
7068 * archive.cc (Archive::get_elf_object_for_member): Remove call
7069 to File_read::claim_for_plugin.
7070 * descriptors.cc (Descriptors::open): Remove reference to
7072 (Descriptors::claim_for_plugin): Remove.
7073 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7074 (Descriptors::is_claimed): Remove.
7075 (claim_descriptor_for_plugin): Remove.
7076 * fileread.cc (File_read::claim_for_plugin): Remove.
7077 * fileread.h (File_read::claim_for_plugin): Remove.
7078 (File_read::descriptor): Reopen descriptor if necessary.
7079 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7080 (Plugin_manager::all_symbols_read): Add task parameter. Change
7082 (Plugin_manager::get_input_file): New function.
7083 (Plugin_manager::release_input_file): New function.
7084 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7085 corresponding data member.
7086 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7087 and pass to base constructor. Change all callers.
7088 (get_input_file, release_input_file): New functions.
7089 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7090 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7091 (Plugin_manager::all_symbols_read): Add task parameter.
7092 (Plugin_manager::get_input_file): New function.
7093 (Plugin_manager::release_input_file): New function.
7094 (Plugin_manager::task_): New data member.
7095 (Pluginobj::Pluginobj): Add filesize parameter.
7096 (Pluginobj::filename): New function.
7097 (Pluginobj::descriptor): New function.
7098 (Pluginobj::filesize): New function.
7099 (Pluginobj::filesize_): New data member.
7100 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7101 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7102 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7104 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7105 with archive libraries.
7106 * testsuite/Makefile.in: Regenerate.
7107 * testsuite/plugin_test.c (struct sym_info): New type.
7108 (get_input_file, release_input_file): New static variables.
7109 (onload): Capture new transfer vector entries.
7110 (claim_file_hook): Stop reading at end of file according to filesize.
7111 Factor out parsing of readelf output into separate function.
7112 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7113 APIs and get the source file name from the symbol table. Convert
7114 source file name to corresponding object file name. Print info
7115 message when adding new input files.
7116 (parse_readelf_line): New function.
7117 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7118 * testsuite/plugin_test_2.sh: Likewise.
7119 * testsuite/plugin_test_3.sh: Likewise.
7120 * testsuite/plugin_test_4.sh: New test case.
7122 2009-01-07 Ian Lance Taylor <iant@google.com>
7124 * version.cc (version_string): Bump to 1.8.
7126 2008-12-23 Cary Coutant <ccoutant@google.com>
7128 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7129 * plugin.cc (Plugin_manager::finish): Rename as
7130 layout_deferred_objects. Move cleanup to separate function.
7131 (Plugin_manager::cleanup): New function.
7132 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7134 * plugin.h (Plugin_manager::finish): Rename as
7135 layout_deferred_objects.
7136 (Plugin_manager::cleanup): New function.
7137 (Plugin_manager::cleanup_done): New field.
7139 2008-12-23 Cary Coutant <ccoutant@google.com>
7141 * plugin.cc (is_visible_from_outside): New function.
7142 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7143 so we don't return "IR only" status for exported symbols or -r links.
7145 * testsuite/Makefile.am (plugin_test_3): New test case.
7146 * testsuite/Makefile.in: Regenerate.
7147 * testsuite/plugin_test_3.sh: New file.
7149 2008-12-22 Cary Coutant <ccoutant@google.com>
7151 * object.cc (Sized_relobj::layout_section): New function.
7152 (Sized_relobj::do_layout): Defer layout of input sections until after
7153 plugin has provided replacement files.
7154 (Sized_relobj::do_layout_deferred_sections): New function.
7155 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7156 (Relobj::layout_deferred_sections): New function.
7157 (Relobj::do_layout_deferred_sections): New function.
7158 (Sized_relobj::do_layout_deferred_sections): New function.
7159 (Sized_relobj::layout_section): New function.
7160 (Sized_relobj::Deferred_layout): New structure.
7161 (Sized_relobj::deferred_layout_): New field.
7162 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7163 Change all callers. Layout deferred sections.
7164 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7166 (Plugin_hook::run): Move code from do_plugin_hook inline.
7167 (Plugin_hook::do_plugin_hook): Remove.
7168 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7169 (Plugin_manager::finish): Renamed, was cleanup.
7170 (Plugin_manager::should_defer_layout): New function.
7171 (Plugin_manager::add_deferred_layout_object): New function.
7172 (Plugin_manager::Deferred_layout_list): New type.
7173 (Plugin_manager::deferred_layout_objects_): New field.
7174 (Plugin_hook::do_plugin_hook): Remove.
7176 2008-12-17 Ian Lance Taylor <iant@google.com>
7178 * options.h (class General_options): Add --no case for
7181 2008-12-16 Cary Coutant <ccoutant@google.com>
7183 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7185 (Plugin_manager::claim_file): Create plugin object even if
7186 plugin did not call the add_symbols callback.
7187 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7188 asking for more symbols than were added.
7189 * testsuite/Makefile.am (plugin_test_1): Add test case with
7191 (empty.syms): New target.
7192 * testsuite/Makefile.in: Regenerate.
7193 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7194 message. Don't call add_symbols if no globals.
7195 (all_symbols_read_hook): Don't provide replacement for empty
7198 2008-12-12 Ian Lance Taylor <iant@google.com>
7200 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7201 r_type == 0 for a local symbol with r_sym == 0.
7202 (scan_relocatable_relocs): Pass r_sym to
7203 local_non_section_strategy.
7204 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7207 * configure.ac: Update test for TLS descriptors: they are
7208 supported as of glibc 2.9.
7209 * configure: Rebuild.
7211 2008-12-11 Ian Lance Taylor <iant@google.com>
7214 * target-reloc.h (Default_scan_relocatable_relocs): For each
7215 function, map r_type == 0 to RELOC_DISCARD.
7217 2008-12-10 Cary Coutant <ccoutant@google.com>
7219 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7220 object to override a kept COMDAT group from a plugin object.
7222 2008-12-09 Ian Lance Taylor <iant@google.com>
7225 * yyscript.y (file_cmd): Handle INPUT.
7227 * testsuite/initpri1.c: Change all declarations to be full
7228 prototypes by adding void, to avoid compiler warnings.
7230 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7232 * options.cc (General_options::parse_plugin_opt): New.
7233 (General_options::add_plugin): The argument now is just the filename.
7234 (General_options::add_plugin_option): New.
7235 * options.h (plugin_opt): New.
7236 (add_plugin): Change argument name.
7237 (add_plugin_option): New.
7238 * plugin.cc (Plugin::load): Don't parse the plugin option.
7239 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7240 (Plugin::add_option): New.
7241 (Plugin::args_): Change type.
7242 (Plugin::filename_): New.
7243 (Plugin_manager::add_plugin_option): New.
7244 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7245 * testsuite/Makefile.in: Regenerate.
7247 2008-12-05 Cary Coutant <ccoutant@google.com>
7249 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7250 Handle --strip-lto-sections option.
7251 * options.h (strip_lto_sections): New option.
7253 2008-12-01 Cary Coutant <ccoutant@google.com>
7255 * plugin.cc (ld_plugin_message): Change format parameter to const.
7256 Fix mismatch between new[] and delete.
7258 2008-11-14 Cary Coutant <ccoutant@google.com>
7260 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7263 2008-11-05 Craig Silverstein <csilvers@google.com>
7265 * options.cc (General_options::parse_dynamic_list): New function.
7266 * options.h (General_options): New flags dynamic_list,
7267 dynamic_list_data, dynamic_list_cpp_new, and
7268 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7269 (General_options::in_dynamic_list): New function.
7270 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7271 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7272 (Lex::can_continue_name): Likewise.
7274 (read_script_file): New parameter script_options.
7275 (read_dynamic_list): New function.
7276 (Script_options::define_dynamic_list): New function.
7277 (dynamic_list_keyword_parsecodes): New variable.
7278 (dynamic_list_keywords): New variable.
7279 * script.h (Script_options::define_dynamic_list): New function
7281 (read_dynamic_list): New function prototype.
7282 * symtab.cc (strprefix): New macro.
7283 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7284 dynamic_list_data, dynamic_list_cpp_new, and
7285 dynamic_list_cpp_typeinfo.
7286 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7287 (dynamic_list_expr): New rule.
7288 (dynamic_list_nodes): Likewise.
7289 (dynamic_list_node): Likewise.
7290 * testsuite/Makefile.am (dynamic_list): New test.
7291 * testsuite/Makefile.in: Regenerated.
7292 * testsuite/dynamic_list.t: New file.
7293 * testsuite/dynamic_list.sh: New file.
7295 2008-11-05 Craig Silverstein <csilvers@google.com>
7297 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7298 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7299 (t11_last): Likewise.
7300 * testsuite/ver_test_6.c (main): Likewise.
7302 2008-10-07 Cary Coutant <ccoutant@google.com>
7304 * options.c (General_options::finalize): Add check for -static and
7306 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7309 2008-10-02 Cary Coutant <ccoutant@google.com>
7311 * plugin.cc (make_sized_plugin_object): Fix conditional
7312 compilation to work when not all targets are enabled.
7314 2008-09-29 Cary Coutant <ccoutant@google.com>
7316 * archive.cc (Archive::get_file_and_offset): Use filename instead
7317 of name to get library path.
7318 (Archive::include_member): Unlock external member of a thin archive.
7320 * testsuite/Makefile.am (TEST_AR): New variable.
7321 (thin_archive_test_1): New test.
7322 (thin_archive_test_2): New test.
7323 * testsuite/Makefile.in: Regenerate.
7324 * testsuite/thin_archive_main.cc: New file.
7325 * testsuite/thin_archive_test_1.cc: New file.
7326 * testsuite/thin_archive_test_2.cc: New file.
7327 * testsuite/thin_archive_test_3.cc: New file.
7328 * testsuite/thin_archive_test_4.cc: New file.
7330 2008-09-29 Cary Coutant <ccoutant@google.com>
7332 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7333 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7335 (Sized_relobj::do_finalize_local_symbols): Likewise.
7336 (Sized_relobj::map_to_kept_section): Likewise.
7337 * object.h (Sized_relobj::invalid_address): New constant.
7338 (Sized_relobj::do_output_section_offset): Check for invalid_address
7340 * output.cc (Output_reloc::local_section_offset): Use constant
7341 invalid_address instead of -1U.
7342 (Output_reloc::get_address): Likewise.
7343 (Output_section::output_address): Change -1U to -1ULL.
7344 * output.h (Output_reloc::invalid_address): New constant.
7345 * reloc.cc (Sized_relobj::write_sections): Use constant
7346 invalid_address instead of -1U.
7347 (Sized_relobj::relocate_sections): Likewise.
7348 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7349 values for merge sections.
7350 * target-reloc.h (relocate_for_relocatable): Use constant
7351 invalid_address instead of -1U.
7353 2008-09-19 Cary Coutant <ccoutant@google.com>
7355 Add plugin functionality for link-time optimization (LTO).
7356 * configure.ac (plugins): Add --enable-plugins option.
7357 * configure: Regenerate.
7358 * config.in: Regenerate.
7359 * Makefile.am (LIBDL): New variable.
7360 (CCFILES): Add plugin.cc.
7361 (HFILES): Add plugin.h.
7362 (ldadd_var): Add LIBDL.
7363 * Makefile.in: Regenerate.
7365 * archive.cc: Include "plugin.h".
7366 (Archive::setup): Don't preread archive symbols when using a plugin.
7367 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7368 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7370 (Archive::include_member): Add symbols from plugin objects.
7371 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7372 * descriptors.cc (Descriptors::open): Check for file descriptors
7373 abandoned by plugins.
7374 (Descriptors::claim_for_plugin): New function.
7375 * descriptors.h (Descriptors::claim_for_plugin): New function.
7376 (Open_descriptor::is_claimed): New field.
7377 (claim_descriptor_for_plugin): New function.
7378 * fileread.cc (File_read::claim_for_plugin): New function.
7379 * fileread.h (File_read::claim_for_plugin): New function.
7380 (File_read::descriptor): New function.
7381 * gold.cc: Include "plugin.h".
7382 (queue_initial_tasks): Add task to call plugin hooks for generating
7384 * main.cc: Include "plugin.h".
7385 (main): Load plugin libraries.
7386 * object.h (Pluginobj): Declare.
7387 (Object::pluginobj): New function.
7388 (Object::do_pluginobj): New function.
7389 (Object::set_target): New function.
7390 * options.cc: Include "plugin.h".
7391 (General_options::parse_plugin): New function.
7392 (General_options::General_options): Initialize plugins_ field.
7393 (General_options::add_plugin): New function.
7394 * options.h (Plugin_manager): Declare.
7395 (General_options): Add --plugin option.
7396 (General_options::has_plugins): New function.
7397 (General_options::plugins): New function.
7398 (General_options::add_plugin): New function.
7399 (General_options::plugins_): New field.
7400 * plugin.cc: New file.
7401 * plugin.h: New file.
7402 * readsyms.cc: Include "plugin.h".
7403 (Read_symbols::do_read_symbols): Check for archive before checking
7404 for ELF file. Call plugin hooks to claim files.
7405 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7406 from a real object file; force override when processing replacement
7408 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7409 (Symbol::init_base_object): Likewise.
7410 (Symbol::init_base_output_data): Likewise.
7411 (Symbol::init_base_output_segment): Likewise.
7412 (Symbol::init_base_constant): Likewise.
7413 (Symbol::init_base_undefined): Likewise.
7414 (Symbol::output_section): Assert that object is not a plugin.
7415 (Symbol_table::add_from_pluginobj): New function.
7416 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7418 (Symbol_table::sized_write_globals): Likewise.
7419 (Symbol_table::add_from_pluginobj): Instantiate template.
7420 * symtab.h (Sized_pluginobj): Declare.
7421 (Symbol::in_real_elf): New function.
7422 (Symbol::set_in_real_elf): New function.
7423 (Symbol::in_real_elf_): New field.
7424 (Symbol_table::add_from_pluginobj): New function.
7426 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7427 (LIBDL): New variable.
7429 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7430 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7431 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7432 (MOSTLYCLEANFILES): Likewise.
7433 * testsuite/Makefile.in: Regenerate.
7434 * testsuite/plugin_test.c: New file.
7435 * testsuite/plugin_test_1.sh: New file.
7436 * testsuite/plugin_test_2.sh: New file.
7438 2008-09-16 Ian Lance Taylor <iant@google.com>
7440 * target-reloc.h (relocate_section): Check whether a symbol is
7441 defined by the ABI before reporting an undefined symbol error.
7442 * target.h (Target::is_defined_by_abi): Make parameter const.
7443 (Target::do_is_defined_by_abi): Likewise.
7444 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7445 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7446 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7447 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7448 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7449 * testsuite/Makefile.in: Rebuild.
7451 * fileread.cc (make_view): Add casts to avoid warning.
7453 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7455 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7456 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7458 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7460 * options.h (General_options::output_is_executable): New.
7461 (General_options::output_is_pie): New.
7462 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7463 for shared libraries.
7464 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7466 2008-09-11 Chris Demetriou <cgd@google.com>
7468 * options.h (origin): New -z option.
7469 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7470 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7473 2008-09-05 Cary Coutant <ccoutant@google.com>
7475 * fileread.cc (File_read::make_view): Add check for attempt to map
7478 2008-09-05 Cary Coutant <ccoutant@google.com>
7480 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7481 explicit instantiations.
7483 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7486 * options.cc (General_options::finalize): Allow undefined symbols
7487 in shlibs if linking -shared.
7490 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7491 symbols as not needing a dynsym entry.
7493 2008-08-20 Craig Silverstein <csilvers@google.com>
7495 * fileread.cc (File_read::open): Do not lock the file unless it
7496 was successfully opened.
7498 2008-08-14 Cary Coutant <ccoutant@google.com>
7500 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7501 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7502 * testsuite/tls_test.cc (struct int128): 128-bit struct
7503 for testing TLS relocs with non-zero addend.
7504 (v12): New TLS variable.
7506 (t_last): Add check for v12.
7507 * testsuite/tls_test.h (t12): New function.
7508 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7510 2008-08-13 Ian Lance Taylor <iant@google.com>
7512 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7513 set tls_segment_ or relro_segment_.
7514 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7516 * output.h (Output_section::clear_is_relro): New function.
7517 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7518 sections specially even when output_data_ is empty.
7519 (Output_segment::maximum_alignment): When first section is relro,
7520 only force alignment for PT_LOAD segments.
7521 * script.cc (script_data_segment_align): New function.
7522 (script_data_segment_relro_end): New function.
7523 * script-c.h (script_data_segment_align): Declare.
7524 (script_data_segment_relro_end): Declare.
7525 * script-sections.h (class Script_sections): Declare
7526 data_segment_align and data_segment_relro_end. Add fields
7527 segment_align_index_ and saw_relro_end_.
7528 * script-sections.cc (class Sections_element): Add set_is_relro
7529 virtual function. Add new bool* parameter to place_orphan_here.
7530 Add get_output_section virtual function.
7531 (class Output_section_definition): Add set_is_relro. Add new
7532 bool* parameter to place_orphan_here. Add get_output_section.
7533 Add is_relro_ field.
7534 (Output_section_definition::Output_section_definition): Initialize
7535 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7536 and is_relro_ fields.
7537 (Output_section_definition::place_orphan_here): Add is_relro
7539 (Output_section_definition::set_section_addresses): Set relro for
7541 (Output_section_definition::alternate_constraint): Likewise.
7542 (class Orphan_output_section): Add new bool* parameter to
7543 place_orphan_here. Add get_output_section.
7544 (Orphan_output_section::place_orphan_here): Add is_relro
7546 (Script_sections::Script_sections): Initialize
7547 data_segment_align_index_ and saw_relro_end_.
7548 (Script_sections::data_segment_align): New function.
7549 (Script_sections::data_segment_relro_end): New function.
7550 (Script_sections::place_orphan): Set or clear is_relro.
7551 (Script_sections::set_section_addresses): Force alignment of first
7553 * yyscript.y (exp): Call script_data_segment_align and
7554 script_data_segment_relro_end.
7555 * testsuite/relro_script_test.t: New file.
7556 * testsuite/relro_test.cc (using_script): Declare.
7557 (t1, t2): Test using_script.
7558 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7559 (relro_script_test_SOURCES): Define.
7560 (relro_script_test_DEPENDENCIES): Define.
7561 (relro_script_test_LDFLAGS): Define.
7562 (relro_script_test_LDADD): Define.
7563 (relro_script_test.so): New target.
7564 * testsuite/Makefile.in: Rebuild.
7566 2008-08-06 Cary Coutant <ccoutant@google.com>
7568 * archive.cc (Archive::total_archives, Archive::total_members)
7569 (Archive::total_members_loaded): New variables.
7570 (Archive::setup): Add parameter. Add option to preread
7572 (Archive::read_armap): Add counter.
7573 (Archive::get_file_and_offset): New function.
7574 (Archive::get_elf_object_for_member): New function.
7575 (Archive::read_all_symbols): New function.
7576 (Archive::read_symbols): New function.
7577 (Archive::add_symbols): Add counters.
7578 (Archive::include_all_members): Use armap to find members if it's
7580 (Archive::include_member): Skip reading symbols if already read.
7581 Factored code into Archive::get_file_and_offset and
7582 Archive::get_elf_object_for_member. Changed call to
7583 Mapfile::report_include_archive_member.
7584 (Archive::print_stats): New function.
7585 * archive.h: Declare Object and Read_symbols_data classes.
7586 (Archive::Archive): Add initializers for new members.
7587 (Archive::setup): Add parameter.
7588 (Archive::print_stats): New function.
7589 (Archive::total_archives, Archive::total_members)
7590 (Archive::total_members_loaded): New variables.
7591 (Archive::get_file_and_offset): New function.
7592 (Archive::get_elf_object_for_member): New function.
7593 (Archive::read_all_symbols): New function.
7594 (Archive::read_symbols): New function.
7595 (Archive::Archive_member): New class.
7596 (Archive::members_): New member.
7597 (Archive::num_members_): New member.
7598 * main.cc: Include archive.h.
7599 (main): Call Archive::print_stats.
7600 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7601 archive parameter; member_name is now the fully-decorated name.
7602 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7603 * options.h: (General_options): Add --preread-archive-symbols option.
7604 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7607 2008-08-04 Ian Lance Taylor <iant@google.com>
7609 * symtab.h (Symbol::use_plt_offset): New function.
7610 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7611 * powerpc.cc (Relocate::relocate): Likewise.
7612 * sparc.cc (Relocate::relocate): Likewise.
7613 * x86_64.cc (Relocate::relocate): Likewise.
7614 * testsuite/weak_plt.sh: New test.
7615 * testsuite/weak_plt_main.cc: New test.
7616 * testsuite/weak_plt_shared.cc: New test.
7617 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7618 (check_PROGRAMS): Add weak_plt.
7619 (check_DATA): Add weak_plt_shared.so.
7620 (weak_plt_main_pic.o, weak_plt): New targets.
7621 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7622 * testsuite/Makefile.in: Rebuild.
7624 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7626 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7627 * testsuite/Makefile.in: Rebuild.
7629 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7631 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7632 * Makefile.in: Regenerate.
7633 * po/POTFILES.in: Regenerate.
7635 2008-07-29 Ian Lance Taylor <iant@google.com>
7637 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7638 symbols before other symbols.
7639 * testsuite/script_test_2.cc (test_addr): Declare.
7640 (test_addr_alias): Declare.
7641 (main): Check that test_addr and test_addr_alias have the right
7643 * testsuite/script_test_2.t: Define test_addr_alias and
7646 2008-07-24 Ian Lance Taylor <iant@google.com>
7649 * descriptors.cc: New file.
7650 * descriptors.h: New file.
7651 * gold-threads.h (class Hold_optional_lock): New class.
7652 * fileread.cc: Include "descriptors.h".
7653 (File_read::~File_read): Release descriptor rather than closing
7655 (File_read::open) [file]: Call open_descriptor rather than open.
7656 Set is_descriptor_opened_.
7657 (File_read::open) [memory]: Assert that descriptor is not open.
7658 (File_read::reopen_descriptor): New function.
7659 (File_read::release): Release descriptor.
7660 (File_read::do_read): Make non-const. Reopen descriptor.
7661 (File_read::read): Make non-const.
7662 (File_read::make_view): Reopen descriptor.
7663 (File_read::do_readv): Likewise.
7664 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7665 Update declarations.
7666 * layout.cc: Include "descriptors.h".
7667 (Layout::create_build_id): Use open_descriptor rather than open.
7668 * output.cc: Include "descriptors.h".
7669 (Output_file::open): Use open_descriptor rather than open.
7670 * archive.cc (Archive::const_iterator): Change Archive to be
7672 (Archive::begin, Archive::end): Make non-const.
7673 (Archive::count_members): Likewise.
7674 * archive.h (class Archive): Update declarations.
7675 * object.h (Object::read): Make non-const.
7676 * Makefile.am (CCFILES): Add descriptors.cc.
7677 (HFILES): Add descriptors.h.
7678 * Makefile.in: Rebuild.
7681 * gold.h: Always include <clocale>. Add Solaris workarounds
7682 following code in binutils/sysdep.h.
7685 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7686 this->eh_frame_hdr_ is NULL before using it.
7688 * dynobj.cc (Versions::Versions): Update comment.
7690 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7691 the base version name.
7693 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7694 array size plus one.
7695 (Stringpool_template::set_string_offsets): Subtract one from key
7696 before using it as an array index.
7697 (Stringpool_template::get_offset_with_length): Likewise.
7698 (Stringpool_template::write_to_buffer): Likewise.
7699 * stringpool.h (Stringpool_template::get_offset_from_key):
7702 2008-07-23 Ian Lance Taylor <iant@google.com>
7705 * object.h (Merged_symbol_value::value): Do our best to handle a
7709 * script.cc (Version_script_info::get_versions): Don't add empty
7710 version tag to return value.
7711 (Version_script_info::get_symbol_version_helper): Change return
7712 type to bool. Add pversion parameter. Change all callers.
7713 (script_register_vers_node): Don't require a non-NULL tag.
7714 * script.h (class Version_script_info): Update declarations.
7715 (Version_script_info::get_symbol_version): Change return type to
7716 bool. Add version parameter. Change all callers.
7717 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7718 handling. Handle an empty version from a version script.
7719 (Symbol_table::define_special_symbol): Likewise.
7720 * testsuite/ver_test_10.script: New file.
7721 * testsuite/ver_test_10.sh: New file.
7722 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7723 (check_DATA): Add ver_test_10.syms.
7724 (ver_test_10.syms, ver_test_10.so): New target.
7725 * testsuite/Makefile.in: Rebuild.
7727 2008-07-23 Simon Baldwin <simonb@google.com>
7729 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7730 to zero for undefined symbols from dynamic libraries.
7732 2008-07-23 Ian Lance Taylor <iant@google.com>
7734 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7736 * symtab.h (class Symbol_table): Update declaration.
7737 * testsuite/ver_test_9.cc: New file.
7738 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7739 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7740 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7741 (ver_test_9.so, ver_test_9.o): New targets.
7742 * testsuite/Makefile.in: Rebuild.
7744 2008-07-22 Ian Lance Taylor <iant@google.com>
7746 * options.h (class General_options): Define --check-sections.
7747 * layout.cc (Layout::set_segment_offsets): Handle
7750 * options.h (class General_options): Define -n/--nmagic and
7752 * options.cc (General_options::finalize): For -n/--nmagic or
7753 -N/--omagic, set -static.
7754 * layout.cc (Layout::attach_allocated_section_to_segment): If
7755 -N/--omagic, don't put read-only and read-write sections in
7757 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7758 finding a read-only segment.
7759 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7760 don't set the minimum segment alignment to the common page size,
7761 and don't set the file offset to the address modulo the page size.
7762 * script-sections.cc (Script_sections::create_segments): If
7763 -n/--omagic, don't put read-only and read-write sections in
7766 * cref.cc: New file.
7768 * options.h (class General_options): Add --print-symbol-counts.
7769 * main.cc (main): Issue defined symbol report if requested.
7770 * archive.cc (Archive::interpret_header): Make into a const member
7772 (Archive::add_symbols): Call Input_objects::archive_start and
7774 (Archive::const_iterator): Define new class.
7775 (Archive::begin, Archive::end): New functions.
7776 (Archive::include_all_members): Rewrite to use iterator.
7777 (Archive::count_members): New function.
7778 * archive.h (class Archive): Update declarations.
7779 (Archive::filename): New function.
7780 * object.cc: Include "cref.h".
7781 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7782 (Sized_relobj::do_get_global_symbol_counts): New function.
7783 (Input_objects::add_object): Add object to cross-referencer.
7784 (Input_objects::archive_start): New function.
7785 (Input_objects::archive_stop): New function.
7786 (Input_objects::print_symbol_counts): New function.
7787 * object.h: Declare Cref and Archive.
7788 (Object::get_global_symbol_counts): New function.
7789 (Object::do_get_global_symbol_counts): New pure virtual function.
7790 (class Sized_relobj): Add defined_count_ field. Update
7792 (class Input_objects): Add cref_ field. Update constructor.
7793 Update declarations.
7794 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7796 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7798 (Sized_dynobj::do_get_global_symbol_counts): New function.
7799 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7800 defined_count_. Update declarations. Define Symbols typedef.
7801 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7802 parameter. Change all callers.
7803 (Symbol_table::add_from_dynobj): Add sympointers and defined
7804 parameters. Change all callers.
7805 * symtab.h (class Symbol_table): Update declarations.
7806 * Makefile.am (CCFILES): Add cref.cc.
7807 (HFILES): Add cref.h.
7808 * Makefile.in: Rebuild.
7810 2008-07-22 Simon Baldwin <simonb@google.com>
7812 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7813 to zero when writing undefined symbols.
7815 2008-07-22 Ian Lance Taylor <iant@google.com>
7817 * output.cc (Output_section::add_input_section): Don't try to
7818 merge empty merge sections.
7820 2008-07-21 Craig Silverstein <csilvers@google.com>
7822 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7823 Include symbol version in error message.
7825 2008-07-20 Chris Demetriou <cgd@google.com>
7827 * configure.ac (gold_cv_c_random_seed): New configured variable.
7828 (RANDOM_SEED_CFLAGS): New substituted variable.
7829 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7830 * configure: Rebuild.
7831 * Makefile.in: Likewise.
7832 * testsuite/Makefile.in: Likewise.
7834 2008-07-18 Ian Lance Taylor <iant@google.com>
7836 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7837 where we see NAME/NULL and NAME/VERSION as separate symbols.
7838 * testsuite/ver_test_main.cc (main): Call t4.
7839 (t4, t4_2a): Define.
7840 * testsuite/ver_test_2.cc (t4_2): Define.
7841 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7842 * testsuite/ver_test_4.cc (t4_2a): Define.
7843 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7844 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7846 2008-07-17 Ian Lance Taylor <iant@google.com>
7848 * dynobj.cc (Versions::add_def): If we give an error about a
7849 missing version, go ahead and create the version anyhow.
7851 2008-07-10 Ian Lance Taylor <iant@google.com>
7853 Handle output sections with more than 0x7fffffff bytes.
7854 * object.h (class Relobj): Change map_to_output_ to
7855 output_sections_, and just keep a section pointer. Change all
7856 uses. Move comdat group support to Sized_relobj.
7857 (Relobj::is_section_specially_mapped): Remove.
7858 (Relobj::output_section): Remove poff parameter. Change all
7860 (Relobj::output_section_offset): New function.
7861 (Relobj::set_section_offset): Rewrite.
7862 (Relobj::map_to_output): Remove.
7863 (Relobj::output_sections): New function.
7864 (Relobj::do_output_section_offset): New pure virtual function.
7865 (Relobj::do_set_section_offset): Likewise.
7866 (class Sized_relobj): Add section_offsets_ field. Add comdat
7867 group support from Relobj. Update declarations.
7868 (Sized_relobj::get_output_section_offset): New function.
7869 (Sized_relobj::do_output_section_offset): New function.
7870 (Sized_relobj::do_set_section_offset): New function.
7871 * object.cc (Relobj::output_section_address): Remove.
7872 (Sized_relobj::Sized_relobj): Initialize new fields.
7873 (Sized_relobj::include_section_group): Cast find_kept_object to
7875 (Sized_relobj::include_linkonce_section): Likewise.
7876 (Sized_relobj::do_layout): Use separate arrays for output section
7878 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7880 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7881 output_sections and section_offsets.
7882 (Sized_relobj::write_local_symbols): Likewise.
7883 (map_to_kept_section): Compute output address directly.
7884 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7885 output_sections and section_offsets.
7886 (Sized_relobj::write_sections): Likewise.
7887 (Sized_relobj::relocate_sections): Likewise.
7888 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7889 * output.h (class Output_reloc): Update declarations. Change
7890 u2_.relobj to Sized_relobj*.
7891 (class Output_data_reloc): Change add functions to use
7893 * output.cc (Output_reloc::Output_reloc): Change relobj to
7895 (Output_reloc::local_section_offset): Change return type to
7896 Elf_Addr. Use get_output_section_offset.
7897 (Output_reloc::get_address): Likewise.
7898 (Output_section::is_input_address_mapped): Don't call
7899 is_section_specially_mapped.
7900 (Output_section::output_offset): Likewise.
7901 (Output_section::output_address): Likewise.
7902 (Output_section::starting_output_address): Likewise.
7903 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7904 parameter to Sized_relobj*.
7905 (Copy_relocs::need_copy_reloc): Likewise.
7906 (Copy_relocs::save): Likewise.
7907 * copy-relocs.h (class Copy_relocs): Update declarations.
7908 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7909 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7910 * target-reloc.h (relocate_for_relocatable): Change
7911 offset_in_output_section type to Elf_Addr. Change code that uses
7913 * layout.cc (Layout::layout): Always set *off.
7914 * mapfile.cc (Mapfile::print_input_section): Use
7915 output_section_offset.
7916 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7918 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7919 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7920 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7922 2008-07-03 Ian Lance Taylor <iant@google.com>
7924 * layout.cc (Layout::include_section): Do not discard unrecognized
7925 SHT_STRTAB sections.
7927 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7929 * script.cc (Lex::can_continue_name): Make '?' allowable in
7930 version-script names.
7931 * testsuite/version_script.map: Change glob pattern to use '?'
7933 2008-06-30 Manish Singh <yosh@gimp.org>
7936 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7939 2008-06-30 Ian Lance Taylor <iant@google.com>
7943 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7944 versions]: Don't try to read the value in the contents, since we
7945 don't use it. Use the template endianness when writing.
7947 2008-06-25 Cary Coutant <ccoutant@google.com>
7949 * fileread.cc (File_read::make_view): Assert on zero-length view.
7950 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7951 symbol table when there are no symbols to read.
7953 2008-06-23 Craig Silverstein <csilvers@google.com>
7955 * version.cc (version_string): Bump to 1.7
7957 2008-06-18 Craig Silverstein <csilvers@google.com>
7959 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7960 constant 0xFFFF to type Valtype.
7961 (Powerpc_relocate_functions::rel16_ha): Likewise.
7963 2008-06-17 Ian Lance Taylor <iant@google.com>
7965 * output.h (Output_section::Input_section): Initialize p2align_ to
7966 zero for Output_section_data constructors.
7967 (Output_section::Input_section::addralign): If not an input
7968 section, return the alignment of the Output_section_data.
7969 * testsuite/copy_test.cc: New file.
7970 * testsuite/copy_test_1.cc: New file.
7971 * testsuite/copy_test_2.cc: New file.
7972 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7973 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7974 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7975 (copy_test_1_pic.o, copy_test_1.so): New targets.
7976 (copy_test_2_pic.o, copy_test_2.so): New targets.
7977 * testsuite/Makefile.in: Rebuild.
7979 * script-sections.cc (Script_sections::place_orphan): Initialize
7980 local variable exact.
7982 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7984 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7986 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7987 David S. Miller <davem@davemloft.net>
7989 * powerpc.cc: New file.
7990 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7991 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7992 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7993 * Makefile.in: Rebuild.
7995 2008-06-09 Ian Lance Taylor <iant@google.com>
7997 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7999 (throwing, orig_terminate): New static variables.
8000 (terminate_handler): New static function.
8001 (t2): Set terminate handler.
8003 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8006 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8009 2008-05-30 Cary Coutant <ccoutant@google.com>
8011 * archive.cc (Archive::include_all_members) Correct to step
8012 over symbol table and extended name table in thin archives.
8014 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8017 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8020 2008-05-28 Caleb Howe <cshowe@google.com>
8022 * reduced_debug_output.cc: New file.
8023 * reduced_debug_output.h: New file.
8024 * options.h (class General_options): Add --strip-debug-non-line.
8025 * options.cc (General_options::finalize): Add strip_debug_non_line
8026 to the strip heirarchy.
8027 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8029 * layout.cc: Include "reduced_debug_output.h".
8030 (Layout::Layout): Initialize new fields.
8031 (line_only_debug_sections): New static array.
8032 (is_lines_only_debug_sections): New static inline function.
8033 (Layout::include_section): Handle --strip-debug-non-line.
8034 (Layout::make_output_section): If --strip-debug-non-line, build
8035 new output sections for .debug_abbrev and .debug_info.
8036 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8037 gold. Warn about possible overflow.
8038 (read_signed_LEB_128): Likewise.
8039 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8040 (read_signed_LEB_128): Declare.
8041 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8042 (HFILES): Add reduced_debug_output.h.
8043 * Makefile.in: Rebuild.
8045 2008-05-21 Ian Lance Taylor <iant@google.com>
8047 * mapfile.cc: New file.
8048 * mapfile.h: New file.
8049 * options.h (class General_options): Add -M/--print-map and -Map.
8050 * options.cc (General_options::finalize): Make -M equivalent to
8052 * main.cc: Include <cstdio> and "mapfile.h".
8053 (main): Open mapfile if requested.
8054 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8055 constructor. Change caller.
8056 (queue_initial_tasks): Add mapfile parameter. Change caller.
8057 (queue_middle_tasks): Likewise.
8058 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8060 * archive.cc: Include "mapfile.h".
8061 (Archive::add_symbols): Add mapfile parameter. Change all
8062 callers. Pass mapfile, symbol, and reason to include_member.
8063 (Archive::include_all_members): Add mapfile parameter. Change all
8065 (Archive::include_member): Add mapfile, sym, and why parameters.
8066 Change all callers. Report inclusion to map file.
8067 * archive.h: Include "fileread.h".
8068 (class Archive): Update declarations.
8069 (Archive::file): New const method.
8070 (class Add_archive_symbols): Add mapfile_ field. Update
8071 constructor. Change all callers.
8072 * readsyms.h (class Read_symbols): Likewise.
8073 (class Finish_group): Likewise.
8074 (class Read_script): Likewise.
8075 * common.cc: Include "mapfile.h".
8076 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8078 (Symbol_table::do_allocate_commons): Likewise.
8079 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8080 symbol allocation to mapfile.
8081 * common.h (class Allocate_commons_task): Add mapfile_ field.
8082 Update constructor. Change all callers.
8083 * symtab.h (class Symbol_table): Update declarations.
8084 * layout.cc: Include "mapfile.h".
8085 (Layout_task_runner::run): Print information to mapfile.
8086 (Layout::create_gold_note): Change Output_data_fixed_space to
8087 Output_data_zero_fill.
8088 (Layout::create_build_id): Likewise.
8089 (Layout::print_to_mapfile): New function.
8090 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8091 constructor. Change caller.
8092 (class Layout): Declare print_to_mapfile.
8093 * output.cc (Output_section::Input_section::print_to_mapfile): New
8095 (Output_section::add_input_section): If producing a map, always
8096 add to input_sections_ list.
8097 (Output_section::do_print_to_mapfile): New function.
8098 (Output_segment::print_sections_to_mapfile): New function.
8099 (Output_segment::print_section_list_to_mapfile): New function.
8100 * output.h: Include "mapfile.h".
8101 (Output_data::print_to_mapfile): New function.
8102 (Output_data::do_print_to_mapfile): New virtual function.
8103 (Output_segment_headers::do_print_to_mapfile): New function.
8104 (Output_file_header::do_print_to_mapfile): New function.
8105 (Output_data_const::do_print_to_mapfile): New function.
8106 (class Output_data_const_buffer): Add map_name_ field. Update
8107 constructor. Change all callers. Add do_print_to_mapfile
8109 (class Output_data_fixed_space): Likewise.
8110 (class Output_data_space): Likewise.
8111 (class Output_data_zero_fill): New class.
8112 (Output_data_strtab::do_print_to_mapfile): New function.
8113 (Output_data_reloc_base::do_print_to_mapfile): New function.
8114 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8115 (Output_data_group::do_print_to_mapfile): New function.
8116 (Output_data_got::do_print_to_mapfile): New function.
8117 (Output_data_dynamic::do_print_to_mapfile): New function.
8118 (Output_symtab_xindex::do_print_to_mapfile): New function.
8119 (class Output_section): Declare do_print_to_mapflie. Declare
8120 print_to_mapfile in Input_section.
8121 (class Output_segment): Declare new functions.
8122 * object.h (Sized_relobj::symbol_count): New function.
8123 * script-sections.cc
8124 (Output_section_element_dot_assignment::set_section_addresses):
8125 Change Output_data_fixed_space to Output_data_zero_fill.
8126 (Output_data_expression::do_print_to_mapfile): New function.
8127 * script.cc (read_input_script): Add mapfile parameter. Change
8129 * script.h (read_input_script): Update declaration.
8130 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8131 (Eh_frame::do_print_to_mapfile): New function.
8132 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8133 (Output_merge_string::do_print_to_mapfile): New function.
8134 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8136 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8138 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8140 * Makefile.am (CCFILES): Add mapfile.cc.
8141 (HFILES): Add mapfile.h.
8142 * Makefile.in: Rebuild.
8144 2008-05-19 Ian Lance Taylor <iant@google.com>
8146 * options.h (class General_options): Add -z relro.
8147 * layout.cc (Layout::Layout): Initialize relro_segment_.
8148 (Layout::add_output_section_data): Return the output section.
8149 (Layout::make_output_section): Rcognize relro sections and mark
8151 (Layout::attach_allocated_section_to_segment): Put relro sections
8152 in a PT_GNU_RELRO segment.
8153 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8155 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8157 (Layout::linkonce_mapping): Map d.rel.ro.local to
8159 (Layout::output_section_name): Us .data.rel.ro.local for any
8160 section which begins with that.
8161 * layout.h (class Layout): Update add_output_section_data
8162 declaration. Add relro_segment_ field.
8163 * output.cc (Output_section::Output_section): Initialize is_relro_
8164 and is_relro_local_ fields.
8165 (Output_segment::add_output_section): Group relro sections.
8166 (Output_segment::is_first_section_relro): New function.
8167 (Output_segment::maximum_alignment): If there is a relro section,
8168 align the segment to the common page size.
8169 (Output_segment::set_section_addresses): Track whether we are
8170 looking at relro sections. If the last section is a relro
8171 section, align to the common page size.
8172 (Output_segment::set_section_list_addresses): Add in_relro
8173 parameter. Change all callers. Align to the page size when
8174 moving from relro to non-relro section.
8175 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8177 * output.h (class Output_section): Add is_relro_ and
8178 is_relro_local_ fields.
8179 (Output_section::is_relro): New function.
8180 (Output_section::set_is_relro): New function.
8181 (Output_section::is_relro_local): New function.
8182 (Output_section::set_is_relro_local): New function.
8183 (class Output_segment): Update declarations.
8184 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8185 * sparc.cc (Target_sparc::got_section): Likewise.
8186 * x86_64.cc (Target_x86_64::got_section): Likewise.
8187 * testsuite/relro_test_main.cc: New file.
8188 * testsuite/relro_test.cc: New file.
8189 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8190 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8191 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8192 (relro_test.so, relro_test_pic.o): New targets.
8193 * testsuite/Makefile.in: Rebuild.
8195 2008-05-16 Ian Lance Taylor <iant@google.com>
8197 * output.cc (Output_segment::add_output_section): Remove front
8199 * output.h (class Output_segment): Remove
8200 add_initial_output_section and overloaded add_output_section.
8201 Update declaration of remaining add_output_section.
8202 * layout.cc (Layout::create_interp): Call add_output_section
8203 rather than add_initial_output_section.
8204 (Layout::finish_dynamic_section): Likewise.
8206 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8207 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8208 know the dynamic type.
8209 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8210 field. Initialize it in constructor.
8211 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8212 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8213 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8216 * output.cc (Output_reloc::get_address): Change return type to
8218 * output.h (class Output_reloc): Update get_address declaration.
8219 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8220 for section addresses.
8222 2008-05-09 Ian Lance Taylor <iant@google.com>
8225 * gold.cc (gold_nomem): Use return value of write.
8227 2008-05-08 Ian Lance Taylor <iant@google.com>
8229 * symtab.c (Symbol::init_base_output_data): Add version
8230 parameter. Change all callers.
8231 (Symbol::init_base_output_segment): Likewise.
8232 (Symbol::init_base_constant): Likewise.
8233 (Symbol::init_base_undefined): Likewise.
8234 (Sized_symbol::init_output_data): Likewise.
8235 (Sized_symbol::init_output_segment): Likewise.
8236 (Sized_symbol::init_constant): Likewise.
8237 (Sized_symbol::init_undefined): Likewise.
8238 (Symbol_table::do_define_in_output_data): If the new symbol has a
8239 version, mark it as the default.
8240 (Symbol_table::do_define_in_output_segment): Likewise.
8241 (Symbol_table::do_define_as_constant): Likewise.
8242 * symtab.h (class Symbol): Update declarations.
8243 (class Sized_symbol): Likewise.
8244 * resolve.cc (Symbol::override_version): New function.
8245 (Symbol::override_base): Call override_version.
8246 (Symbol::override_base_with_special): Likewise.
8247 * testsuite/ver_script_8.script: New file.
8248 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8249 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8250 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8251 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8253 2008-05-06 Ian Lance Taylor <iant@google.com>
8256 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8258 (class General_options): Remove existing --undefined, and add
8259 --no-undefined instead. Add new --undefined as synonym for -u.
8260 * archive.cc (Archive::add_symbols): Check whether symbol was
8262 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8263 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8264 all uses. Add IS_UNDEFINED. Update declarations to split
8265 different versions of init_base. Declare init_base_undefined.
8266 (Symbol::is_defined): Handle IS_UNDEFINED.
8267 (Symbol::is_undefined): Likewise.
8268 (Symbol::is_weak_undefined): Call is_undefined.
8269 (Symbol::is_absolute): Handle IS_CONSTANT.
8270 (class Sized_symbol): Update declarations to split different
8271 versions of init. Declare init_undefined.
8272 (class Symbol_table): Declare new functions.
8273 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8275 (Symbol::init_base_output_data): Likewise.
8276 (Symbol::init_base_output_segment): Likewise.
8277 (Symbol::init_base_constant): Likewise.
8278 (Symbol::init_base_undefined): New function.
8279 (Sized_symbol::init_object): Rename from init. Change all
8281 (Sized_symbol::init_output_data): Likewise.
8282 (Sized_symbol::init_output_segment): Likewise.
8283 (Sized_symbol::init_constant): Likewise.
8284 (Sized_symbol::init_undefined): New function.
8285 (Symbol_table::add_undefined_symbols_from_command_line): New
8287 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8289 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8290 (Symbol::output_section): Likewise.
8291 (Symbol::set_output_section): Likewise.
8292 (Symbol_table::sized_finalize_symbol): Likewise.
8293 (Symbol_table::sized_write_globals): Likewise.
8294 * resolve.cc (Symbol_table::should_override): Likewise.
8295 (Symbol::override_base_with_special): Likewise.
8297 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8298 symbol, change it to have default visibility.
8299 * testsuite/protected_1.cc: New file.
8300 * testsuite/protected_2.cc: New file.
8301 * testsuite/protected_3.cc: New file.
8302 * testsuite/protected_main_1.cc: New file.
8303 * testsuite/protected_main_2.cc: New file.
8304 * testsuite/protected_main_3.cc: New file.
8305 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8306 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8307 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8308 (protected_1.so): New target.
8309 (protected_1_pic.o, protected_2_pic.o): New targets.
8310 (protected_3_pic.o): New target.
8311 (check_PROGRAMS): Add protected_2.
8312 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8313 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8314 * testsuite/Makefile.in: Rebuild.
8316 * options.h (DEFINE_var): Add set_user_set_##varname__.
8317 (DEFINE_bool_alias): New macro.
8318 (class General_options): Define -Bstatic using DEFINE_bool_alias
8319 rather than DEFINE_special. Add --undefined as an alias for -z
8321 * options.cc (General_options::parse_Bstatic): Remove.
8323 * options.h (class General_options): Add --fatal-warnings.
8324 * main.cc (main): Implement --fatal-warnings.
8325 * errors.h (Errors::warning_count): New function.
8327 * options.h (class General_options): Add -Bsymbolic-functions.
8328 * symtab.h (Symbol::is_preemptible): Check for
8329 -Bsymbolic-functions.
8331 2008-05-05 Ian Lance Taylor <iant@google.com>
8333 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8334 as noVARNAME rather than no-VARNAME.
8335 (class General_options): Add option -z combreloc.
8336 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8338 (Output_reloc::sort_before) [SHT_REL]: New function.
8339 (Output_reloc::sort_before) [SHT_RELA]: New function.
8340 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8341 Sort_relocs_comparison.
8342 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8343 parameter. Change all callers.
8344 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8345 sort_relocs parameter. Change all callers.
8346 * output.cc (Output_reloc::get_address): New function, broken out
8348 (Output_reloc::write_rel): Call it.
8349 (Output_reloc::compare): New function.
8350 (Output_data_reloc_base::do_write): Optionally sort relocs.
8352 * configure.ac: If targ_extra_obj is set, link it in.
8353 * configure.tgt: Initialize all variables.
8354 (x86_64*): Set targ_extra_obj and targ_extra_size.
8355 * configure: Rebuild.
8357 * object.cc (Sized_relobj::include_section_group): Adjust section
8358 indexes read from group data. Build vector to pass to
8360 * layout.cc (Layout::layout_group): Add flags and shndxes
8361 parameters. Remove contents parameter. Change caller. Update
8362 explicit instantiations.
8363 * layout.h (class Layout): Update layout_group declaration.
8364 * output.cc (Output_data_group::Output_data_group): Add flags and
8365 input_shndxes parameters. Remove contents parameter. Change
8367 (Output_data_group::do_write): Change input_sections_ to
8369 * output.h (class Output_data_group): Update constructor
8370 declaration. Rename input_sections_ to input_shndxes_.
8371 * testsuite/many_sections_test.cc: Add template.
8373 2008-04-30 Cary Coutant <ccoutant@google.com>
8375 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8377 * layout.cc (Layout::include_section): Refactored check for debug
8379 (Layout::add_comdat): Add new parameters. Change type
8380 of signature parameter. Add object and shndx to signatures table.
8381 (Layout::find_kept_object): New function.
8382 * layout.h: Include <cstring>.
8383 (Layout::is_debug_info_section): New function.
8384 (Layout::add_comdat): Add new parameters.
8385 (Layout::find_kept_object): New function.
8386 (Layout::Kept_section): New struct.
8387 (Layout::Signatures): Change type of map range.
8388 * object.cc (Relobj::output_section_address): New function.
8389 (Sized_relobj::include_section_group): Add new parameters. Change
8390 calls to Layout::add_comdat. Change to build table of kept comdat
8391 groups and table mapping discarded sections to kept sections.
8392 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8393 (Sized_relobj::do_layout): Change calls to include_section_group and
8394 include_linkonce_section.
8395 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8396 value to zero when section is discarded.
8397 (Sized_relobj::map_to_kept_section): New function.
8398 * object.h (Relobj::output_section_address): New function.
8399 (Relobj::Comdat_group): New type.
8400 (Relobj::find_comdat_group): New function.
8401 (Relobj::Comdat_group_table): New type.
8402 (Relobj::Kept_comdat_section): New type.
8403 (Relobj::Kept_comdat_section_table): New type.
8404 (Relobj::add_comdat_group): New function.
8405 (Relobj::set_kept_comdat_section): New function.
8406 (Relobj::get_kept_comdat_section): New function.
8407 (Relobj::comdat_groups_): New field.
8408 (Relobj::kept_comdat_sections_): New field.
8409 (Symbol_value::input_value): Update comment.
8410 (Sized_relobj::map_to_kept_section) New function.
8411 (Sized_relobj::include_linkonce_section): Add new parameter.
8412 * target-reloc.h (Comdat_behavior): New type.
8413 (get_comdat_behavior): New function.
8414 (relocate_section): Add code to map a discarded section to the
8415 corresponding kept section when applying a relocation.
8417 2008-04-30 Craig Silverstein <csilvers@google.com>
8419 * dwarf_reader.cc (next_generation_count): New static var.
8420 (Addr2line_cache_entry): New struct.
8421 (addr2line_cache): New static var.
8422 (Dwarf_line_info::one_addr2line): Added caching.
8423 (Dwarf_line_info::clear_addr2line_cache): New function.
8424 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8425 cache-size parameter.
8426 (Dwarf_line_info::one_addr2line_cache): New function.
8427 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8428 new cache-size argument to one_addr2line(), and clear cache.
8430 2008-04-28 Cary Coutant <ccoutant@google.com>
8432 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8433 R_386_PC8 relocations.
8435 2008-04-23 Ian Lance Taylor <iant@google.com>
8437 * object.cc (Sized_relobj::include_section_group): Check for
8438 invalid section group.
8440 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8443 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8444 than read for file header.
8445 * archive.cc (Archive::include_member): Likewise.
8447 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8449 * aclocal.m4: Regenerate.
8450 * configure: Regenerate.
8452 2008-04-19 Ian Lance Taylor <iant@google.com>
8454 * version.cc (version_string): Bump to 1.6.
8456 * testsuite/Makefile.am (many_sections_r_test): New target.
8457 (many_sections_r_test_SOURCES): Remove.
8458 (many_sections_r_test_DEPENDENCIES): Remove.
8459 (many_sections_r_test_LDFLAGS): Remove.
8460 (many_sections_r_test_LDADD): Remove.
8462 * object.cc (Sized_relobj::do_add_symbols): Always pass
8463 local_symbol_count_ to add_from_relobj.
8465 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8466 every thousand variables.
8467 * testsuite/Makefile.in: Rebuild.
8469 * object.cc (Xindex::initialize_symtab_xindex): New function.
8470 (Xindex::read_symtab_xindex): New function.
8471 (Xindex::sym_xindex_to_shndx): New function.
8472 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8474 (Sized_relobj::do_initialize_xindex): New function.
8475 (Sized_relobj::do_read_symbols): Adjust section links.
8476 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8477 parameter. Change all callers.
8478 (Sized_relobj::include_section_group): Adjust section links and
8479 symbol section indexes.
8480 (Sized_relobj::do_layout): Adjust section links.
8481 (Sized_relobj::do_count_local_symbols): Adjust section links and
8482 symbol section indexes.
8483 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8484 ordinary and special symbols.
8485 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8486 dynsym_xindex parameters. Change all callers. Adjust section
8487 links. Use SHN_XINDEX when needed.
8488 (Sized_relobj::get_symbol_location_info): Adjust section links.
8489 Don't get fooled by special symbols.
8490 * object.h (class Xindex): Define.
8491 (class Object): Add xindex_ parameter. Declare virtual functoin
8492 do_initialize_xindex.
8493 (Object::adjust_sym_shndx): New function.
8494 (Object::set_xindex): New protected function.
8495 (class Symbol_value): Add is_ordinary_shndx_ field.
8496 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8497 (Symbol_value::value): Assert ordinary section.
8498 (Symbol_value::initialize_input_to_output_map): Likewise.
8499 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8501 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8503 (class Sized_relobj): Update declarations.
8504 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8505 parameter. Change all callers.
8506 (Sized_relobj::adjust_shndx): New function.
8507 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8509 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8510 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8511 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8512 (Sized_dynobj::read_dynsym_section): Adjust section links.
8513 (Sized_dynobj::read_dynamic): Likewise.
8514 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8516 (Sized_dynobj::do_initialize_xindex): New function.
8517 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8518 do_initialize_xindex.
8519 (Sized_dynobj::adjust_shndx): New function.
8520 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8521 dynsym_xindex_ fields.
8522 (Layout::finalize): Add a call to set_section_indexes before
8523 creating the symtab sections.
8524 (Layout::set_section_indexes): Don't do anything if the section
8525 already has a section index.
8526 (Layout::create_symtab_sections): Add shnum parameter. Change
8527 caller. Create .symtab_shndx section if needed.
8528 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8530 (Layout::allocated_output_section_count): New function.
8531 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8533 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8534 fields. Update declarations.
8535 (Layout::symtab_xindex): New function.
8536 (Layout::dynsym_xindex): New function.
8537 (class Write_symbols_task): Add layout_ field.
8538 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8540 * output.cc (Output_section_headers::Output_section_headers): Add
8541 shstrtab_section parameter. Change all callers.
8542 (Output_section_headers::do_sized_write): Store overflow values
8543 for section count and section string table section index in
8544 section header zero.
8545 (Output_file_header::do_sized_write): Check for overflow of
8546 section count and section string table section index.
8547 (Output_symtab_xindex::do_write): New function.
8548 (Output_symtab_xindex::endian_do_write): New function.
8549 * output.h (class Output_section_headers): Add shstrtab_section_.
8550 Update declarations.
8551 (class Output_symtab_xindex): Define.
8552 (Output_section::has_out_shndx): New function.
8553 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8555 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8557 (Sized_symbol::init): Likewise.
8558 (Symbol::output_section): Check for ordinary symbol.
8559 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8560 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8562 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8563 Change all callers. Simplify handling of symbols from sections
8564 not included in the link.
8565 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8567 (Weak_alias_sorter::operator()): Assert that symbols are
8569 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8571 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8572 parameters. Change all callers.
8573 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8574 symbol distinction. Use SHN_XINDEX when needed.
8575 (Symbol_table::write_section_symbol): Add symtab_xindex
8576 parameter. Change all callers.
8577 (Symbol_table::sized_write_section_symbol): Likewise. Use
8578 SHN_XINDEX when needed.
8579 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8581 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8582 (Symbol::is_defined): Check is_ordinary.
8583 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8584 (Symbol::is_absolute, Symbol::is_common): Likewise.
8585 (class Sized_symbol): Update declarations.
8586 (class Symbol_table): Update declarations.
8587 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8588 parameters. Change all callers.
8589 (Sized_symbol::override): Likewise.
8590 (Symbol_table::override): Likewise.
8591 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8592 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8593 is_ordinary, and orig_st_shndx parameters. Change all callers.
8594 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8595 to be in an ordinary section.
8596 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8597 object and is_ordinary parameters. Change all callers.
8598 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8599 Change all callers. Don't add undefined or non-ordinary symbols
8601 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8603 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8605 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8606 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8607 (Sized_relobj::relocate_sections): Likewise.
8608 * target-reloc.h (scan_relocs): Adjust section symbol index.
8609 (scan_relocatable_relocs): Likewise.
8610 * i386.cc (Scan::local): Check for ordinary symbols.
8611 * sparc.cc (Scan::local): Likewise.
8612 * x86_64.cc (Scan::local): Likewise.
8613 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8614 to symbol_section_and_value.
8615 * testsuite/many_sections_test.cc: New file.
8616 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8617 (check_PROGRAMS): Add many_sections_test.
8618 (many_sections_test_SOURCES): Define.
8619 (many_sections_test_DEPENDENCIES): Define.
8620 (many_sections_test_LDFLAGS): Define.
8621 (BUILT_SOURCES): Add many_sections_define.h.
8622 (many_sections_define.h): New target.
8623 (BUILT_SOURCES): Add many_sections_check.h.
8624 (many_sections_check.h): New target.
8625 (check_PROGRAMS): Add many_sections_r_test.
8626 (many_sections_r_test_SOURCES): Define.
8627 (many_sections_r_test_DEPENDENCIES): Define.
8628 (many_sections_r_test_LDFLAGS): Define.
8629 (many_sections_r_test_LDADD): Define.
8630 (many_sections_r_test.o): New target.
8631 * testsuite/Makefile.in: Rebuild.
8633 2008-04-17 Cary Coutant <ccoutant@google.com>
8635 * errors.cc (Errors::info): New function.
8636 (gold_info): New function.
8637 * errors.h (Errors::info): New function.
8638 * gold.h (gold_info): New function.
8639 * object.cc (Input_objects::add_object): Print trace output.
8640 * options.cc (options::parse_set): New function.
8641 (General_options::parse_wrap): Deleted.
8642 (General_options::General_options): Deleted initializer.
8643 * options.h (options::String_set): New typedef.
8644 (options::parse_set): New function.
8645 (DEFINE_set): New macro.
8646 (General_options::wrap): Changed to use DEFINE_set. Changed
8647 callers of any_wrap_symbols and is_wrap_symbol.
8648 (General_options::trace, General_options::trace_symbol):
8650 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8651 (General_options::wrap_symbols_): Deleted.
8652 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8654 2008-04-17 David S. Miller <davem@davemloft.net>
8656 * options.cc (General_options::parse_V): New function.
8657 * options.h: Add entries for -V and -Qy.
8659 2008-04-17 Ian Lance Taylor <iant@google.com>
8661 * common.cc (Symbol_table::allocate_commons): Remove options
8662 parameter. Change caller.
8663 (Symbol_table::do_allocate_commons): Remove options parameter.
8664 Change caller. Just call do_allocate_commons_list twice.
8665 (Symbol_table::do_allocate_commons_list): New function, broken out
8666 of do_allocate_commons.
8667 * common.h (class Allocate_commons_task): Remove options_ field.
8669 * symtab.cc (Symbol_table::Symbol_table): Initialize
8671 (Symbol_table::add_from_object): Put TLS common symbols on
8673 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8674 which are IN_OUTPUT_DATA.
8675 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8676 allocate_commons and do_allocate_commons declarations. Declare
8677 do_allocate_commons_list.
8678 * gold.cc (queue_middle_tasks): Update creation of
8679 Allocate_commons_task to not pass options.
8680 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8681 (TLS_TEST_C_FLAGS): New variable.
8682 (tls_test_c_pic.o): New target.
8683 (tls_test_shared.so): Link in tls_test_c_pic.o.
8684 (tls_test_c_pic_ie.o): New target.
8685 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8686 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8687 (tls_test_c.o): New target.
8688 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8689 (tls_pic_test_LDADD): Likewise.
8690 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8691 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8692 (tls_test_c_gnu2.o): New target.
8693 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8695 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8696 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8697 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8698 * testsuite/tls_test.cc: Include "config.h".
8699 (t_last): Call t11_last.
8700 * testsuite/tls_test.h (t11, t11_last): Declare.
8701 * testsuite/tls_test_c.c: New file.
8702 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8703 * configure.ac: Check for OpenMP support.
8704 * configure, config.in, Makefile.in: Rebuild.
8705 * testsuite/Makefile.in: Rebuild.
8707 2008-04-16 Cary Coutant <ccoutant@google.com>
8709 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8710 (Target_i386::tls_base_symbol_defined_): New field.
8711 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8712 (Target_i386::Scan::global): Likewise.
8713 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8714 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8715 (Target_x86_64::tls_base_symbol_defined_): New field.
8716 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8717 (Target_x86_64::Scan::global): Likewise.
8719 2008-04-16 Cary Coutant <ccoutant@google.com>
8721 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8722 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8723 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8724 building shared libraries.
8725 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8726 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8727 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8728 * testsuite/Makefile.in: Rebuild.
8729 * testsuite/weak_undef.h: New file.
8730 * testsuite/weak_undef_file1.cc: Add extra test cases.
8731 * testsuite/weak_undef_file2.cc: Likewise.
8732 * testsuite/weak_undef_test.cc: Likewise.
8734 2008-04-16 David S. Miller <davem@davemloft.net>
8736 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8737 Add issued_non_pic_error_ field. Declare check_non_pic.
8738 (Target_sparc::Scan::check_non_pic): New function.
8739 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8740 (Target_sparc::Scan::global): Likewise.
8742 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8743 * configure: Rebuild.
8745 * options.h (DEFINE_enable): New macro.
8746 (new_dtags): New enable option.
8747 (initfirst, interpose, loadfltr, nodefaultlib,
8748 nodelete, nodlopen, nodump): New -z options.
8749 * layout.cc (Layout:finish_dynamic_section): If new
8750 dtags enabled, emit DT_RUNPATH. Also, emit a
8751 DT_FLAGS_1 containing any specified -z flags.
8753 2008-04-16 Ian Lance Taylor <iant@google.com>
8755 * copy-relocs.cc: New file.
8756 * copy-relocs.h: New file.
8757 * reloc.cc: Remove Copy_relocs code.
8758 * reloc.h: Likewise.
8759 * reloc-types.h (struct Reloc_types) [both versions]: Add
8760 get_reloc_addend_noerror.
8761 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8762 variants of add_global which take an addend which must be zero.
8763 * i386.cc: Include "copy-relocs.h".
8764 (class Target_i386): Change type of copy_relocs_ to variable,
8766 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8768 (Target_i386::do_finalize_sections): Change handling of
8770 * sparc.cc: Include "copy-relocs.h".
8771 (class Target_sparc): Change type of copy_relocs_ to variable,
8773 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8775 (Target_sparc::do_finalize_sections): Change handling of
8777 * x86_64.cc: Include "copy-relocs.h".
8778 (class Target_x86_64): Change type of copy_relocs_ to variable,
8780 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8781 class. Change all callers.
8782 (Target_x86_64::do_finalize_sections): Change handling of
8784 * Makefile.am (CCFILES): Add copy-relocs.cc.
8785 (HFILES): Add copy-relocs.h.
8787 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8789 * testsuite/script_test_4.sh: Permit leading zeroes.
8791 2008-04-15 Ian Lance Taylor <iant@google.com>
8793 * script-sections.cc (Script_sections::create_segments): Use
8794 header_size_adjustment even when there is enough room for the
8796 * testsuite/script_test_4.sh: New file.
8797 * testsuite/script_test_4.t: New file.
8798 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8799 (check_DATA): Add script_test_4.stdout.
8800 (MOSTLYCLEANFILES): Likewise.
8801 (script_test_4): New target.
8802 (script_test_4.stdout): New target.
8803 * testsuite/Makefile.in: Rebuild.
8805 * sparc.cc: Add definitions for Output_data_plt_sparc class
8808 2008-04-14 David S. Miller <davem@davemloft.net>
8810 * sparc.cc: New file.
8811 * Makefile.am (TARGETSOURCES): Add sparc.cc
8812 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8813 * configure.tgt: Document targ_extra_size and
8814 targ_extra_big_endian. Add entries for sparc-* and
8816 * configure.ac: Handle targ_extra_size and
8817 targ_extra_big_endian.
8818 * Makefile.in: Rebuild.
8819 * configure: Likewise.
8820 * po/POTFILES.in: Likewise.
8821 * po/gold.pot: Likewise.
8823 2008-04-14 Ian Lance Taylor <iant@google.com>
8825 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8826 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8827 in the name/type/flags to section mapping. Don't call
8828 allocate_output_section.
8829 (Layout::choose_output_section): Change parameter from adjust_name
8830 to is_input_section. Don't permit input sections after sections
8831 are attached to segments. Don't call allocate_output_section.
8832 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8833 not write_enable_output_section.
8834 (Layout::make_output_section): Don't push to
8835 unattached_section_list_ nor call attach_to_segment. Call
8836 attach_section_to_segment if sections are attached.
8837 (Layout::attach_sections_to_segments): New function.
8838 (Layout::attach_section_to_segment): New function.
8839 (Layout::attach_allocated_section_to_segment): Rename from
8840 attach_to_segment. Remove flags parameter.
8841 (Layout::allocate_output_section): Remove function.
8842 (Layout::write_enable_output_section): Remove function.
8843 * layout.h (class Layout): Update for above changes. Add new
8844 field sections_are_attached_.
8845 * output.h (Output_section::update_flags_for_input_section): New
8847 * output.cc (Output_section::add_input_section): Call
8848 update_flags_for_input_section.
8849 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8851 2008-04-11 Cary Coutant <ccoutant@google.com>
8853 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8854 thought unnecessary.
8855 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8857 2008-04-11 Ian Lance Taylor <iant@google.com>
8859 * output.h (class Output_section_data): Remove inline definition
8861 * output.cc (Output_section_data::set_addralign): New function.
8863 2008-04-11 Cary Coutant <ccoutant@google.com>
8865 Add support for TLS descriptors for i386 and x86_64.
8866 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8867 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8868 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8870 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8871 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8872 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8874 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8875 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8876 Fix problem with initial-exec relocations.
8877 (Target_i386::Relocate::relocate_tls): Likewise.
8878 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8880 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8881 support for section-plus-offset dynamic table entries.
8882 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8883 (Output_data_dynamic::Dynamic_entry): Add support for
8884 section-plus-offset dynamic table entries.
8885 (Output_data_dynamic::Classification): Likewise.
8886 (Output_data_dynamic::classification_): Renamed offset_.
8887 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8888 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8889 (Target_x86_64::make_plt_section): New function.
8890 (Target_x86_64::reserve_tlsdesc_entries): New function.
8891 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8892 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8893 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8894 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8895 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8896 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8897 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8898 add extra PLT entry for TLS descriptors.
8899 (Output_data_plt_x86_64::got_): New field.
8900 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8901 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8903 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8905 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8906 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8907 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8908 R_386_TLS_DESC_CALL relocations.
8909 (Target_x86_64::Scan::global): Likewise.
8910 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8911 for TLS descriptors.
8912 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8913 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8914 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8915 GD-to-IE relaxation.
8916 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8917 and TLS_DESCRIPTORS.
8918 * Makefile.in: Rebuild.
8919 * configure: Rebuild.
8920 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8921 (tls_test_shared2.so): New target.
8922 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8923 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8924 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8925 (tls_shared_gd_to_ie_test_LDADD): New variable.
8926 (tls_shared_gnu2_gd_to_ie_test): New target.
8927 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8929 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8930 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8931 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8932 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8933 (tls_shared_gnu2_test): New target.
8934 (tls_test_gnu2_shared.so): New target.
8935 (tls_shared_gnu2_test_SOURCES): New variable.
8936 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8937 (tls_shared_gnu2_test_LDFLAGS): New variable.
8938 (tls_shared_gnu2_test_LDADD): New variable.
8939 * testsuite/Makefile.in: Rebuild.
8940 * testsuite/Makefile.
8942 2008-04-11 Ian Lance Taylor <iant@google.com>
8944 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8946 * testsuite/Makefile.in: Rebuild.
8948 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8950 * testsuite/script_test_2.cc (main): Adjust test.
8952 2008-04-11 David S. Miller <davem@davemloft.net>
8953 Ian Lance Taylor <iant@google.com>
8955 * options.h (General_options): Add entries for '-Y' and
8957 * options.cc (General_options:finalize): If -Y was used, add those
8958 entries to the library path instead of the default "/lib" and
8961 2008-04-11 David S. Miller <davem@davemloft.net>
8963 * testsuite/justsyms.t: Start at 0x100.
8964 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8965 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8967 * testsuite/script_test_2.cc: Adjust string and section length
8970 2008-04-09 Ian Lance Taylor <iant@google.com>
8973 * script-sections.cc (Sections_element::allocate_to_segment): Add
8975 (Output_section_definition::allocate_to_segment): Likewise.
8976 (Orphan_output_section::allocate_to_segment): Likewise.
8977 (Script_sections::attach_sections_using_phdrs_clause): Don't
8978 propagate non-PT_LOAD segments to orphan sections.
8979 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8980 readelf rather than objdump.
8981 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8982 .interp section and PT_INTERP segment are the same size.
8983 * testsuite/Makefile.in: Rebuild.
8985 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8986 aliases for symbols defined in the same object.
8987 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8988 (weak_alias_test_SOURCES): New variable.
8989 (weak_alias_test_DEPENDENCIES): New variable.
8990 (weak_alias_test_LDFLAGS): New variable.
8991 (weak_alias_test_LDADD): New variable.
8992 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8993 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8994 (weak_alias_test_3.o): New target.
8995 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8996 * testsuite/weak_alias_test_main.cc: New file.
8997 * testsuite/weak_alias_test_1.cc: New file.
8998 * testsuite/weak_alias_test_2.cc: New file.
8999 * testsuite/weak_alias_test_3.cc: New file.
9001 2008-04-08 Ian Lance Taylor <iant@google.com>
9003 * options.h (class General_options): Add --noinhibit-exec option.
9004 * main.cc (main): Check --noinhibit-exec.
9006 * options.h (class General_options): Define --wrap as a special
9007 option. Add wrap_symbols_ field.
9008 (General_options::any_wrap_symbols): New function.
9009 (General_options::is_wrap_symbol): New function.
9010 * options.cc (General_options::parse_wrap): New function.
9011 (General_options::General_options): Initialize wrap_symbols_.
9012 * symtab.cc (Symbol_table::wrap_symbol): New function.
9013 (Symbol_table::add_from_object): Handle --wrap.
9014 * symtab.h (class Symbol_table): Declare wrap_symbol.
9015 * target.h (Target::wrap_char): New function.
9016 (Target::Target_info): Add wrap_char field.
9017 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9018 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9019 * testsuite/testfile.cc (Target_test::test_target_info):
9022 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9025 * layout.h (class Layout): Add added_eh_frame_data_ field.
9026 * layout.cc (Layout::Layout): Initialize new field.
9027 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9028 output section until we find a section we merged successfully.
9029 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9030 that the size be non-zero.
9032 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9035 2008-04-08 Craig Silverstein <csilvers@google.com>
9037 * configure.ac: Export new conditional variable HAVE_ZLIB.
9038 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9040 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9041 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9043 2008-04-07 Ian Lance Taylor <iant@google.com>
9045 * version.cc (version_string): Set to "1.5".
9047 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9048 Add issued_non_pic_error_ field. Declare check_non_pic.
9049 (Target_x86_64::Scan::check_non_pic): New function.
9050 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9051 (Target_x86_64::Scan::global): Likewise.
9053 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9054 addend parameter. Change caller. Handle merge sections.
9055 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9056 Address to Addend. Don't add in the result of
9057 local_section_offset, pass down the addend and use the returned
9059 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9060 Update declarations of local_section_offset and symbol_value.
9061 * testsuite/two_file_test_1.cc (t18): New function.
9062 * testsuite/two_file_test_2.cc (f18): New function.
9063 * testsuite/two_file_test_main.cc (main): Call t18.
9064 * testsuite/two_file_test.h (t18, f18): Declare.
9066 * configure.ac: Don't test for objdump, c++filt, or readelf.
9067 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9069 (TEST_READELF): New variable.
9070 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9071 (check_PROGRAMS): Add two_file_strip_test.
9072 (two_file_strip_test): New target.
9073 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9074 (two_file_same_shared_strip_test_SOURCES): New variable.
9075 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9076 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9077 (two_file_same_shared_strip_test_LDADD): New variable.
9078 (two_file_shared_strip.so): New target.
9079 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9080 (ver_test_5.syms, ver_test_7.syms): Likewise.
9081 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9082 (strip_test_3.stdout): Use TEST_OBJDUMP.
9083 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9085 2008-04-04 Cary Coutant <ccoutant@google.com>
9087 * symtab.h (Symbol::is_weak_undefined): New function.
9088 (Symbol::is_strong_undefined): New function.
9089 (Symbol::is_absolute): New function.
9090 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9091 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9093 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9094 (weak_undef_test): New target.
9095 * testsuite/Makefile.in: Rebuild.
9096 * testsuite/weak_undef_file1.cc: New file.
9097 * testsuite/weak_undef_file2.cc: New file.
9098 * testsuite/weak_undef_test.cc: New file.
9100 2008-04-03 Craig Silverstein <csilvers@google.com>
9102 * compressed_output.h (class Output_compressed_section): Use
9104 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9106 (zlib_compressed_suffix): Removed.
9107 (Output_compressed_section::set_final_data_size): Use unsigned
9109 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9110 Fix linker invocation.
9111 (flagstest_o_specialfile_and_compress_debug_sections):
9113 * testsuite/Makefile.in: Regenerated.
9115 2008-04-02 David S. Miller <davem@davemloft.net>
9117 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9118 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9120 2008-04-02 Craig Silverstein <csilvers@google.com>
9124 2008-04-02 Ian Lance Taylor <iant@google.com>
9126 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9127 parameters. Update for new key type to views_. Change all
9129 (File_read::read): Adjust for byteshift in returned view.
9130 (File_read::add_view): New function, broken out of
9132 (File_read::make_view): New function, broken out of
9134 (File_read::find_or_make_view): Add offset and aligned
9135 parameters. Rewrite accordingly. Change all callers.
9136 (File_read::get_view): Add offset and aligned parameters. Adjust
9137 for byteshift in return value.
9138 (File_read::get_lasting_view): Likewise.
9139 * fileread.h (class File_read): Update declarations.
9140 (class File_read::View): Add byteshift_ field. Add byteshift to
9141 constructor. Add byteshift method.
9142 * archive.h (Archive::clear_uncached_views): New function.
9143 (Archive::get_view): Add aligned parameter. Change all callers.
9144 * object.h (Object::get_view): Add aligned parameter. Change all
9146 (Object::get_lasting_view): Likewise.
9148 * fileread.cc (File_read::release): Don't call clear_views if
9149 there are multiple objects.
9150 * fileread.h (File_read::clear_uncached_views): New function.
9151 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9154 2008-03-31 Cary Coutant <ccoutant@google.com>
9156 Add thin archive support.
9157 * archive.cc (Archive::armagt): New const.
9158 (Archive::setup): Remove task parameter and calls to unlock.
9159 (Archive::unlock_nested_archives): New function.
9160 (Archive::read_header): Add nested_off parameter. Change
9162 (Archive::interpret_header): Likewise.
9163 (Archive::include_all_members): Change to handle thin
9165 (Archive::include_member): Likewise.
9166 * archive.h (Archive::Archive): Add new parameters and
9168 (Archive::armagt): New const.
9169 (Archive::setup): Remove task parameter.
9170 (Archive::unlock_nested_archives): New function.
9171 (Archive::read_header): Add nested_off parameter.
9172 (Archive::interpret_header): Likewise.
9173 (Archive::Nested_archive_table): New typedef.
9174 (Archive::is_thin_archive_): New field.
9175 (Archive::nested_archives_): New field.
9176 (Archive::options_): New field.
9177 (Archive::dirpath_): New field.
9178 (Archive::task_): New field.
9179 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9180 for thin archives. Pass additional parameters to
9181 Archive::Archive. Unlock the archive file after calling
9184 2008-03-29 Ian Lance Taylor <iant@google.com>
9186 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9187 version symbol to be local.
9188 * testsuite/ver_test_4.sh: New file.
9189 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9190 (check_DATA): Add ver_test_4.syms.
9191 (ver_test_4.syms): New target.
9192 * testsuite/Makefile.in: Rebuild.
9195 (Output_section::Input_section_sort_entry::has_priority): New
9197 (Output_section::Input_section_sort_entry::match_file_name): New
9199 (Output_section::Input_section_sort_entry::match_section_name):
9201 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9203 (Output_section::Input_section_sort_entry::match_section_file):
9205 (Output_section::Input_section_sort_compare::operator()): Rewrite
9206 using new Input_section_sort_entry functions. Sort crtbegin and
9207 crtend first. Sort sections with no priority before sections with
9209 * testsuite/initpri1.c (d3): Check j != 4.
9210 (cd5): New constructor/destructor function.
9211 (main): Check j != 2.
9213 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9214 new symbol when resolving, don't call set_is_default.
9215 * testsuite/ver_test_7.cc: New file.
9216 * testsuite/ver_test_7.sh: New file.
9217 * testsuite/Makefile.am (ver_test_7.so): New target.
9218 (ver_test_7.o): New target.
9219 (check_SCRIPTS): Add ver_test_7.sh.
9220 (check_DATA): Add ver_test_7.syms.
9221 (ver_test_7.syms): New target.
9223 2008-03-28 Ian Lance Taylor <iant@google.com>
9225 * layout.cc (Layout::layout): If we see an input section with a
9226 name that needs sorting, set the must_sort flag for the output
9228 (Layout::make_output_section): If the name of the output section
9229 indicates that it might require sorting, set the may_sort flag.
9230 * output.h (Output_section::may_sort_attached_input_sections): New
9232 (Output_section::set_may_sort_attached_input_sections): New
9234 (Output_section::must_sort_attached_input_sections): New
9236 (Output_section::set_must_sort_attached_input_sections): New
9238 (class Output_section): Declare Input_section_sort_entry. Define
9239 Input_section_sort_compare. Declare
9240 sort_attached_input_sections. Add new fields:
9241 may_sort_attached_input_sections_,
9242 must_sort_attached_input_sections_,
9243 attached_input_sections_are_sorted_.
9244 * output.cc (Output_section::Output_section): Initialize new
9246 (Output_section::add_input_section): Add an entry to
9247 input_sections_ if may_sort or must_sort are true.
9248 (Output_section::set_final_data_size): Call
9249 sort_attached_input_sections if necessary.
9250 (Output_section::Input_section_sort_entry): Define new class.
9251 (Output_section::Input_section_sort_compare::operator()): New
9253 (Output_section::sort_attached_input_sections): New function.
9254 * configure.ac: Check whether the compiler supports constructor
9255 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9256 * testsuite/initpri1.c: New file.
9257 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9258 CONSTRUCTOR_PRIORITY.
9259 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9260 (initpri1_LDFLAGS): New variable.
9261 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9263 2008-03-27 Ian Lance Taylor <iant@google.com>
9265 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9266 * testsuite/common_test_1.c: New file.
9267 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9268 (common_test_1_SOURCES): New variable.
9269 (common_test_1_DEPENDENCIES): New variable.
9270 (common_test_1_LDFLAGS): New variable.
9272 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9273 and commons_ correctly when NAME/VERSION does not override
9275 * testsuite/ver_test_6.c: New file.
9276 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9277 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9278 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9280 2008-03-26 Ian Lance Taylor <iant@google.com>
9282 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9283 of an undefined symbol from a version script.
9284 * testsuite/Makefile.am (ver_test_5.so): New target.
9285 (ver_test_5.o): New target.
9286 (check_SCRIPTS): Add ver_test_5.sh.
9287 (check_DATA): Add ver_test_5.syms.
9288 (ver_test_5.syms): New target.
9289 * testsuite/ver_test_5.cc: New file.
9290 * testsuite/ver_test_5.script: New file.
9291 * testsuite/ver_test_5.sh: New file.
9292 * Makefile.in, testsuite/Makefile.in: Rebuild.
9295 Fix problems building gold with gcc 4.3.0.
9296 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9297 (gold_error_at_location, gold_warning_at_location): Use it.
9298 * configure.ac: Check whether we can compile and use a template
9299 function with a printf attribute.
9300 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9301 when jumping over bytes.
9302 * object.cc: Instantiate Object::read_section_data.
9303 * debug.h: Include <cstring>
9304 * dwarf_reader.cc: Include <algorithm>
9305 * main.cc: Include <cstring>.
9306 * options.cc: Include <cstring>.
9307 * output.cc: Include <cstring>.
9308 * script.cc: Include <cstring>.
9309 * script.h: Include <string>.
9310 * symtab.cc: Include <cstring> and <algorithm>.
9311 * target-select.cc: Include <cstring>.
9312 * version.cc: Include <string>.
9313 * testsuite/testmain.cc: Include <cstdlib>.
9314 * configure, config.in: Rebuild.
9316 2008-03-25 Ian Lance Taylor <iant@google.com>
9318 * options.cc: Include "../bfd/bfdver.h".
9319 (options::help): Print bug reporting address.
9321 * version.cc (print_version): Adjust output for current value of
9326 * options.cc (options::help): Print list of supported targets.
9327 * target-select.h: Include <vector>.
9328 (class Target_selector): Make machine_, size_, and is_big_endian_
9329 fields const. Add bfd_name_ and instantiated_target_ fields.
9330 (Target_selector::Target_selector): Add bfd_name parameter.
9331 (Target_selector::recognize): Make non-virtual, call
9333 (Target_selector::recognize_by_name): Make non-virtual, call
9334 do_recognize_by_name.
9335 (Target_selector::supported_names): New function.
9336 (Target_selector::bfd_name): New function.
9337 (Target_selector::do_instantiate_target): New pure virtual
9339 (Target_selector::do_recognize): New virtual function.
9340 (Target_selector::do_recognize_by_name): New virtual function.
9341 (Target_selector::instantiate_target): New private function.
9342 (supported_target_names): Declare.
9343 * target-select.cc (Target_selector::Target_selector): Update for
9344 new parameter and fields.
9345 (select_target_by_name): Check that the name matches before
9346 calling recognize_by_name.
9347 (supported_target_names): New function.
9348 * i386.cc (class Target_selector_i386): Update Target_selector
9349 constructor call. Remove recognize and recognize_by_name. Add
9350 do_instantiate_target.
9351 * x86_64.cc (class Target_selector_x86_64): Likewise.
9352 * testsuite/testfile.cc (class Target_selector_test): Update for
9353 changes to Target_selector.
9355 * README: Rewrite, with some notes on unsupported features.
9357 2008-03-24 Cary Coutant <ccoutant@google.com>
9359 * i386.cc (Target_i386::Got_type): New enum declaration.
9360 (Target_i386::Scan::local): Updated callers of Output_data_got
9362 (Target_i386::Scan::global): Likewise.
9363 (Target_i386::Relocate::relocate): Likewise.
9364 (Target_i386::Relocate::relocate_tls): Likewise.
9365 * object.h (Got_offset_list): New class.
9366 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9367 (Sized_relobj::local_got_offset): Likewise.
9368 (Sized_relobj::set_local_got_offset): Likewise.
9369 (Sized_relobj::local_has_tls_got_offset): Removed.
9370 (Sized_relobj::local_tls_got_offset): Removed.
9371 (Sized_relobj::set_local_tls_got_offset): Removed.
9372 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9373 * output.cc (Output_data_got::add_global): Added got_type parameter.
9374 (Output_data_got::add_global_with_rel): Likewise.
9375 (Output_data_got::add_global_with_rela): Likewise.
9376 (Output_data_got::add_global_pair_with_rel): New function.
9377 (Output_data_got::add_global_pair_with_rela): New function.
9378 (Output_data_got::add_local): Added got_type parameter.
9379 (Output_data_got::add_local_with_rel): Likewise.
9380 (Output_data_got::add_local_with_rela): Likewise.
9381 (Output_data_got::add_local_pair_with_rel): New function.
9382 (Output_data_got::add_local_pair_with_rela): New function.
9383 (Output_data_got::add_global_tls): Removed.
9384 (Output_data_got::add_global_tls_with_rel): Removed.
9385 (Output_data_got::add_global_tls_with_rela): Removed.
9386 (Output_data_got::add_local_tls): Removed.
9387 (Output_data_got::add_local_tls_with_rel): Removed.
9388 (Output_data_got::add_local_tls_with_rela): Removed.
9389 * output.h (Output_data_got::add_global): Added got_type parameter.
9390 (Output_data_got::add_global_with_rel): Likewise.
9391 (Output_data_got::add_global_with_rela): Likewise.
9392 (Output_data_got::add_global_pair_with_rel): New function.
9393 (Output_data_got::add_global_pair_with_rela): New function.
9394 (Output_data_got::add_local): Added got_type parameter.
9395 (Output_data_got::add_local_with_rel): Likewise.
9396 (Output_data_got::add_local_with_rela): Likewise.
9397 (Output_data_got::add_local_pair_with_rel): New function.
9398 (Output_data_got::add_local_pair_with_rela): New function.
9399 (Output_data_got::add_global_tls): Removed.
9400 (Output_data_got::add_global_tls_with_rel): Removed.
9401 (Output_data_got::add_global_tls_with_rela): Removed.
9402 (Output_data_got::add_local_tls): Removed.
9403 (Output_data_got::add_local_tls_with_rel): Removed.
9404 (Output_data_got::add_local_tls_with_rela): Removed.
9405 * resolve.cc (Symbol::override_base_with_special): Removed
9406 reference to has_got_offset_ field.
9407 * symtab.cc (Symbol::init_fields): Replaced initialization
9408 of got_offset_ with got_offsets_. Removed initialization
9410 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9411 (Symbol::got_offset): Likewise.
9412 (Symbol::set_got_offset): Likewise.
9413 (Symbol::has_tls_got_offset): Removed.
9414 (Symbol::tls_got_offset): Removed.
9415 (Symbol::set_tls_got_offset): Removed.
9416 (Symbol::got_offset_): Removed.
9417 (Symbol::tls_mod_got_offset_): Removed.
9418 (Symbol::tls_pair_got_offset_): Removed.
9419 (Symbol::got_offsets_): New field.
9420 (Symbol::has_got_offset): Removed.
9421 (Symbol::has_tls_mod_got_offset): Removed.
9422 (Symbol::has_tls_pair_got_offset): Removed.
9423 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9424 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9426 (Target_x86_64::Scan::global): Likewise.
9427 (Target_x86_64::Relocate::relocate): Likewise.
9428 (Target_x86_64::Relocate::relocate_tls): Likewise.
9430 2008-03-25 Ben Elliston <bje@au.ibm.com>
9432 * yyscript.y: Fix spelling error in comment.
9434 2008-03-24 Ian Lance Taylor <iant@google.com>
9436 * options.h (class General_options): Define build_id option.
9437 * layout.h (class Layout): Declare write_build_id, create_note,
9438 create_build_id. Add build_id_note_ member.
9439 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9440 "libiberty.h", "md5.h", "sha1.h".
9441 (Layout::Layout): Initialize eh_frame_data_,
9442 eh_frame_hdr_section_, and build_id_note_.
9443 (Layout::finalize): Call create_build_id.
9444 (Layout::create_note): New function, broken out of
9445 Layout::create_gold_note.
9446 (Layout::create_gold_note): Call create_note.
9447 (Layout::create_build_id): New function.
9448 (Layout::write_build_id): New function.
9449 (Close_task_runner::run): Call write_build_id.
9451 * x86_64.cc: Correct license to GPLv3.
9453 2008-03-23 Ian Lance Taylor <iant@google.com>
9455 * options.cc: Include "demangle.h".
9456 (parse_optional_string): New function.
9457 (parse_long_option): Handle takes_optional_argument.
9458 (parse_short_option): Update dash_z initializer. Handle
9459 takes_optional_argument.
9460 (General_options::General_options): Initialize do_demangle_.
9461 (General_options::finalize): Set do_demangle_. Handle demangling
9463 * options.h (parse_optional_string): Declare.
9464 (struct One_option): Add optional_arg field. Update constructor.
9465 Update call constructor calls. Add takes_optional_argument
9467 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9468 (DEFINE_optional_string): Define.
9469 (General_options::demangle): Change from DEFINE_bool to
9470 DEFINE_optional_string.
9471 (General_options::no_demangle): New function.
9472 (General_options::do_demangle): New function.
9473 (General_options::set_do_demangle): New function.
9474 (General_options::execstack_status_): Move definition to end of
9476 (General_options::static_): Likewise.
9477 (General_options::do_demangle_): New field.
9478 * object.cc (big_endian>::get_symbol_location_info): Call
9479 Options::do_demangle, not Options::demangle.
9480 * symtab.cc (demangle): Likewise.
9482 2008-03-22 Ian Lance Taylor <iant@google.com>
9484 * gold.h: Include <cstddef> and <sys/types.h>
9485 * options.h: Include <cstring>.
9487 2008-03-21 Ian Lance Taylor <iant@google.com>
9489 * Added source code to GNU binutils.