1 2010-11-16 Cary Coutant <ccoutant@google.com>
4 * layout.cc (Layout::choose_output_section): Transform names of
5 compressed sections even when using a script with a SECTIONS clause.
6 (Layout::output_section_name): Remove code to transform
7 compressed debug section names.
8 * output.cc (Output_section::add_input_section): Use uncompressed
9 section size when tracking input sections.
11 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
13 * symtab.h (Symbol::NON_PIC_REF): Remove.
14 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
15 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
16 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
17 (Symbol::use_plt_offset): Take a flags argument and pass it
18 directly to needs_dynamic_reloc. Restrict check for undefined
19 weak symbols to function calls.
20 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
21 (Target_arm::Scan::global): Use it.
22 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
23 (Target_arm::Relocate::relocate): Likewise.
24 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
25 parameter with an r_type parameter. Use get_reference_flags
27 (Target_arm::Relocate::relocate): Update accordingly.
28 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
29 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
30 (Target_i386::Scan::global): Likewise.
31 (Target_i386::Relocate::relocate): Likewise.
32 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
33 parameter with an r_type parameter. Use get_reference_flags
35 (Target_i386::Relocate::relocate): Update accordingly.
36 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
37 (Target_powerpc::Scan::global): Use it.
38 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
39 (Target_powerpc::Relocate::relocate): Likewise.
40 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
41 (Target_sparc::Scan::global): Use it.
42 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
43 (Target_sparc::Relocate::relocate): Likewise.
44 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
45 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
46 (Target_x86_64::Scan::global): Likewise.
47 (Target_x86_64::Relocate::relocate): Likewise.
49 2010-11-08 Doug Kwan <dougkwan@google.com>
50 Cary Coutant <ccoutant@google.com>
52 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
53 (Arm_exidx_merge_section::section_contents_): New data member.
54 (Arm_input_section::Arm_input_section): Initialize original_contents_.
55 (Arm_input_section::~Arm_input_section): De-allocate memory.
56 (Arm_input_section::original_contents_): New data member.
57 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
58 in parameters instead of calling Object::section_contents without
60 (Arm_output_section::group_section): New parameter TASK. Pass it
61 to callees that need locking objects.
62 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
63 to lock EXIDX input sections. Fix a formatting issue. Call
64 Arm_exidx_merged_section::build_contents to create merged section
66 (Arm_output_section::create_stub_group): New parameter TASK. Use it
67 to lock object of stub table owner.
68 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
69 TEXT_SIZE to initialize data member TEXT_SIZE_.
70 (Arm_exidx_input_section::addralign): Fix typo in comment.
71 (Arm_exidx_input_section::text_size): New method.
72 (Target_arm::do_relax): New parameter TASK. Pass it to callees
73 that require locking objects. Lock objects before scanning for stubs
74 and updating local symbols.
75 (Arm_input_section<big_endian>::init): Copy contents of original
77 (Arm_input_section<big_endian>::do_write): Use saved contents of
78 original input section instead of calling Object::section_contents
80 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
81 size without calling Object::section_size().
82 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
83 for size. Allocate a buffer for merged EXIDX entries.
84 (Arm_exidx_merged_section::build_contents): New method.
85 (Arm_exidx_merged_section::do_write): Move merge section contents
86 building code to Arm_exidx_merged_section::build_contetns. Write
87 out contetns in buffer instead of building it on the fly.
88 (Arm_relobj::make_exidx_input_section): Also pass text section size
89 to Arm_exidx_input_section constructor.
90 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
91 (Arm_dynobj::do_read_symbols): Fix memory leak.
92 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
93 * target.h: (class Task): Add forward declaration.
94 (Target::relax): Add new parameter TASK and pass it to
96 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
98 2010-11-05 Cary Coutant <ccoutant@google.com>
101 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
102 object when reading from the file.
103 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
105 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
106 when reading section contents.
107 (get_section_contents): Likewise.
108 (icf::find_identical_sections): Likewise.
109 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
110 object when reading from the file.
111 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
112 the object when doing deferred section layout.
114 2010-11-03 Nick Clifton <nickc@redhat.com>
117 * script.h (class Symbol_assignment: name): New member. Returns
118 the name of the symbol.
119 * scrfipt.cc (Script_options::is_pending_assignment): New member.
120 Returns true if the given symbol name is on the list of
121 assignments wating to be processed.
122 * archive.cc (should_incldue_member): If the symbol is undefined,
123 check to see if it is on the list of symbols pending assignment.
125 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
127 * script-sections.cc (Script_sections::find_memory_region): Check
128 for a NULL output section pointer.
130 2010-10-29 Doug Kwan <dougkwan@google.com>
132 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
133 Output_section::add_relaxed_input_section.
134 * output.cc (Output_section::add_relaxed_input_section): Add new
135 arguments LAYOUT and NAME. Set section order index.
136 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
137 Copy section order index.
138 * output.h (Output_section::add_relaxed_input_section): Add new
139 arguments LAYOUT and NAME.
141 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
143 * testsuite/Makefile.am: Move gcctestdir/ld rule to
144 NATIVE_OR_CROSS_LINKER.
145 * testsuite/Makefile.in: Regenerate.
147 2010-10-20 Doug Kwan <dougkwan@google.com>
149 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
150 without SHF_LINK_ORDER flags.
151 * layout.cc (Layout::choose_output_section): Do not filter
152 SHF_LINK_ORDER flag in a relocatable link.
154 2010-10-17 Cary Coutant <ccoutant@google.com>
156 * output.h (Output_segment::set_section_addresses): Change function
157 signature. Update all callers.
158 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
160 (Output_segment::set_section_addresses): Align after last TLS
161 section. Add padding before last relro section instead of after.
163 2010-10-17 Doug Kwan <dougkwan@google.com>
165 * gold/arm.cc (Target_arm::got_section): Use correct order and set
166 GOT output section to be writable.
168 2010-10-14 Cary Coutant <ccoutant@google.com>
170 * debug.h (DEBUG_INCREMENTAL): New flag.
171 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
172 * gold.cc (queue_initial_tasks): Check parameters for incremental link
174 * incremental.cc (report_command_line): Ignore all forms of
176 * layout.cc (Layout::Layout): Check parameters for incremental link
178 * options.cc (General_options::parse_incremental): New function.
179 (General_options::parse_no_incremental): New function.
180 (General_options::parse_incremental_full): New function.
181 (General_options::parse_incremental_update): New function.
182 (General_options::incremental_mode_): New data member.
183 (General_options::finalize): Check incremental_mode_.
184 * options.h (General_options): Update help text for --incremental.
185 Add --no-incremental, --incremental-full, --incremental-update.
186 (General_options::Incremental_mode): New enum type.
187 (General_options::incremental_mode): New function.
188 (General_options::incremental_mode_): New data member.
189 * parameters.cc (Parameters::incremental_mode_): New data member.
190 (Parameters::set_options): Set incremental_mode_.
191 (Parameters::set_incremental_full): New function.
192 (Parameters::incremental): New function.
193 (Parameters::incremental_update): New function.
194 (set_parameters_incremental_full): New function.
195 * parameters.h (Parameters::set_incremental_full): New function.
196 (Parameters::incremental): New function.
197 (Parameters::incremental_update): New function.
198 (Parameters::incremental_mode_): New data member.
199 (set_parameters_incremental_full): New function.
200 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
201 incremental link mode.
202 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
203 (Sized_relobj::do_relocate_sections): Likewise.
204 * testsuite/Makefile.am (incremental_test): Use --incremental-full
206 * testsuite/Makefile.in: Regenerate.
207 * testsuite/incremental_test.sh: Filter all forms of --incremental.
209 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
211 * script-sections.h (class Script_sections): Make
212 Sections_elements typedef public.
213 * script-sections.cc (class Sort_output_sections): Add elements_
214 field. Add constructor which sets it; change all callers.
215 (Sort_output_sections::is_before): New function.
216 (Sort_output_sections::operator()): Call is_before.
217 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
219 * testsuite/script_test_10.sh: New test. Test script section
221 * testsuite/script_test_10.t: Likewise.
222 * testsuite/script_test_10.s: Likewise.
223 * testsuite/Makefile.am: Wrap the cross linker tests and the
224 common tests into NATIVE_OR_CROSS_LINKER.
225 (check_SCRIPTS): Add script_test_10.sh.
226 (check_DATA): Add script_test_10.stdout.
227 (script_test_10.o, script_test_10): New targets.
228 (script_test_10.stdout): New target.
229 * configure, testsuite/Makefile.in: Regenerate.
231 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
233 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
234 error for the deprecated relocations.
235 (Target_arm::Scan::global): Likewise.
236 (Target_arm::Relocate::relocate): Likewise.
238 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
240 * fileread.cc (Input_file::find_file): Initialize *found_name
241 and *namep when using the fallback search for case 4.
243 2010-10-11 Cary Coutant <ccoutant@google.com>
245 * options.h (class General_options): Redefine -z lazy as an alias for
246 the negation of -z now.
248 2010-10-11 Ian Lance Taylor <iant@google.com>
250 * resolve.cc (symbol_to_bits): Report the value of the unsupported
253 2010-10-06 Nick Clifton <nickc@redhat.com>
255 * script-sections.cc(class Memory_region): Remove
256 current_lma_offset_ field. Rename current_vma_offset_ to
257 current_offset_. Add last_section_ field.
258 (Memory_region::get_current_vma_address): Rename to
260 (Memory_region::get_current_lma_address): Delete.
261 (Memory_region::increment_vma_offset): Rename to
263 (Memory_region::increment_lma_offset): Delete.
264 (Memory_region::attributes_compatible): New method. Returns
265 true if the provided section is compatible with the region.
266 (Memory_region::get_last_section): New method. Returns the last
267 section to use the region.
268 (Memory_region::set_last_section): New method. Stores the last
269 section to use the region.
270 (Script_sections::block_in_region): New method. Returns true if
271 a block of memory is contained within a region.
272 (Script_sections::find_memory_region): New method. Locates a
273 memory region to be used to set a VMA or LMA address.
274 (Output_section_definition::set_section_addresses): Add code to
275 check for addresses set by memory regions.
276 (Output_segment::set_section_addresses): Remove memory region
278 (Script_sections::create_segment): Add a warning if a header
279 segment is created outside of any region.
280 * script-sections.h (class Script_sections): Add prototypes for
281 find_memory_region and block_in_region methods.
282 * testsuite/memory_test.s: Use .long instead of .word.
283 * testsuite/memory_test.t: Add some more output sections.
284 * testsuite/memory_test.sh: Update expected output.
286 2010-10-02 Doug Kwan <dougkwan@google.com>
288 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
289 defintion to symtab.h
290 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
291 declaration to defintion.
293 2010-10-01 Nick Clifton <nickc@redhat.com>
295 * expression.cc (eval): Replace dummy argument with NULL.
296 (eval_maybe_dot): Check for a NULL result section pointer.
297 (Symbol_expression::value): Likewise.
298 (Dot_expression::value): Likewise.
299 (BINARY_EXPRESSION): Likewise.
300 (Max_expression::value): Likewise.
301 (Min_expression::value): Likewise.
302 (Absolute_expression::value): Likewise.
303 (Addr_expression::value_from_output_section): Likewise.
304 (Loaddddr_expression::value_from_output_section): Likewise.
305 (Segment_start_expression::value): Likewise.
307 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
309 (Sections_elememt_dot_assignment::set_section_addresses):
311 (Output_data_expression::do_write_to_buffer): Likewise.
312 (Output_section_definition::finalize_symbols): Likewise.
313 (Output_section_definition::set_section_addresses): Likewise.
315 2010-09-30 Doug Kwan <dougkwan@google.com>
317 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
319 2010-09-28 Sriraman Tallam <tmsriram@google.com>
321 * target.h (Target::can_icf_inline_merge_sections): New virtual
323 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
325 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
327 * icf.cc (get_section_contents): Inline merge sections only when
330 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
332 * configure: Regenerate.
334 2010-09-17 Ian Lance Taylor <iant@google.com>
336 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
337 * testsuite/Makefile.am (memory_test.o): New target.
338 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
340 * testsuite/Makefile.in: Rebuild.
342 2010-09-17 Doug Kwan <dougkwan@google.com>
344 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
345 defintion if relocation uses GOT entries of the symbol.
346 * testsuite/icf_safe_test.sh: Fix test.
347 * testsuite/icf_safe_so_test.sh: Fix test.
349 2010-09-16 Cary Coutant <ccoutant@google.com>
351 * script_sections.cc (class Memory_region): Remove "NULL" from
352 vector initializations.
354 2010-09-15 Cary Coutant <ccoutant@google.com>
356 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
357 Resolve forwarding symbols.
359 2010-09-15 Doug Kwan <dougkwan@google.com>
361 * gold/testsuite/script_test_3.t: Add ARM special sections.
362 * gold/testsuite/script_test_4.t: Same.
363 * gold/testsuite/script_test_5.t: Same.
364 * gold/testsuite/script_test_6.t: Same.
365 * gold/testsuite/script_test_7.t: Same.
366 * gold/testsuite/script_test_7.t: Same.
367 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
369 2010-09-14 Cary Coutant <ccoutant@google.com>
371 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
372 (Target_x86_64::Relocate::relocate_tls): Replace check for
373 saw_tls_block_reloc_ with test for executable section.
375 2010-09-12 Cary Coutant <ccoutant@google.com>
377 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
378 position-independent executables to shared libraries need dynamic
380 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
381 position-independent executables.
382 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
383 * testsuite/Makefile.in: Regenerate.
385 2010-09-10 Nick Clifton <nickc@redhat.com>
388 * testsuite/memory_test.t: Discard any sections that are not
391 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
394 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
395 "This::" to work around a bug in gcc 4.2.
397 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
399 2010-09-09 Rafael Espindola <espindola@google.com>
401 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
402 sections with different PF_X flags in the same segment.
403 (Layout::find_first_load_seg): Search all segments to find the first
405 * options.h (rosegment): New.
407 2010-09-08 Rafael Espindola <espindola@google.com>
409 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
411 2010-09-08 Doug Kwan <dougkwan@google.com>
413 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
414 (Arm_relobj::do_relocate_sections): Add new parameter for output
415 file to match the parent.
416 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
417 of local symbols instead of input values. Update code to track
418 changes in gold::relocate_section.
419 * object.cc (Sized_relobj::compute_final_local_value): New methods.
420 (Sized_relobj::compute_final_local_value_internal): New methods.
421 (Sized_relobj::do_finalize_local_symbols): Move code from loop
422 body into private version of Sized_relobj::compute_final_local_value.
423 Call the inline method.
424 * object.h (Symbol_value::Symbol_value): Define destructor. Free
425 merged symbol value if there is one.
426 (Symbol_value::has_output_value): New method defintiion.
427 (Sized_relobj::Compute_final_local_value_status): New enum type.
428 (Sized_relobj::compute_final_local_value): New methods.
429 (Sized_relobj::compute_final_local_value_internal): New methods.
430 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
431 and arm_cortex_a8.sh.
432 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
433 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
435 * Makefile.in: Regenerate.
436 * testsuite/arm_bl_out_of_range.s: Update test.
437 * testsuite/thumb_bl_out_of_range.s: Ditto.
438 * testsuite/thumb_blx_out_of_range.s: Ditto.
439 * testsuite/arm_branch_out_of_range.sh: New file.
440 * testsuite/arm_cortex_a8.sh: Ditto.
441 * testsuite/arm_cortex_a8_b.s: Ditto.
442 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
443 * testsuite/arm_cortex_a8_b_local.s: Ditto.
444 * testsuite/arm_cortex_a8_bl.s: Ditto.
445 * testsuite/arm_cortex_a8_blx.s: Ditto.
446 * testsuite/arm_cortex_a8_local.s: Ditto.
447 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
448 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
450 2010-09-08 Rafael Espindola <espindola@google.com>
452 * Makefile.am (memory_test.stdout): Run readelf with -W.
453 * Makefile.in: Regenerate.
454 * testsuite/memory_test.sh: Make the regexps accept both 32 and
457 2010-09-08 Rafael Espindola <espindola@google.com>
459 * script-sections.cc (Script_sections::add_memory_region): Convert
460 field precision to int.
461 * script.cc (script_set_section_region, script_set_section_region):
462 Convert field precision to int.
464 2010-09-08 Rafael Espindola <espindola@google.com>
466 * arm.cc (do_finalize_sections): Create the __exidx_start and
467 __exdix_end symbols even when the section is missing.
469 2010-09-08 Nick Clifton <nickc@redhat.com>
471 * README: Remove claim that MEMORY is not supported.
472 * expression.cc (script_exp_function_origin)
473 (script_exp_function_length): Move from here to ...
474 * script.cc: ... here.
475 (script_set_section_region, script_add_memory)
476 (script_parse_memory_attr, script_include_directive): New
479 (class Memory_region): New class.
480 (class Output_section_definition): Add set_memory_region,
481 set_section_vma, set_section_lma and get_section_name methods.
482 (class Script_Sections): Add add_memory_region,
483 find_memory_region, find_memory_region_origin,
484 find_memory_region_length and set_memory_region methods.
485 Have set_section_addresses method walk the list of set memory
487 Extend the print methos to display memory regions.
488 * script-sections.h: Add prototypes for new methods.
489 Add enum for MEMORY region attributes.
490 * yyscript.y: Add support for parsing MEMORY regions.
491 * script-c.h: Add prototypes for new functions.
492 * testsuite/Makefile.am: Add test of MEMORY region functionality.
493 * testsuite/Makefile.in: Regenerate.
494 * testsuite/memory_test.sh: New script.
495 * testsuite/memory_test.s: New assembler source file.
496 * testsuite/memory_test.t: New linker script.
498 2010-08-27 Doug Kwan <dougkwan@google.com>
500 * gold/resolve.cc (Symbol_table::should_override): Let a weak
501 reference override an existing dynamic weak reference.
502 * testsuite/Makefile.am: Add new test dyn_weak_ref.
503 * testsuite/Makefile.in: Regenerate.
504 * testsuite/dyn_weak_ref.sh: New file.
505 * testsuite/dyn_weak_ref_1.c: Ditto.
506 * testsuite/dyn_weak_ref_2.c: Ditto.
508 2010-08-27 Ian Lance Taylor <iant@google.com>
510 * incremental.h (class Incremental_input_entry): Add virtual
513 2010-08-27 Ian Lance Taylor <iant@google.com>
515 * testsuite/start_lib_test_3.c: Mark t3 as used.
517 2010-08-27 Nick Clifton <nickc@redhat.com>
519 * options.cc (version_script): Fix small typo in previous
522 2010-08-25 Nick Clifton <nickc@redhat.com>
524 * archive.cc: Formatting fixes: Remove whitespace between
525 typename and following asterisk. Remove whitespace between
526 function name and opening parenthesis.
527 * archive.h: Likewise.
529 * attributes.cc: Likewise.
530 * attributes.h: Likewise.
531 * common.cc: Likewise.
532 * copy-relocs.cc: Likewise.
533 * dirsearch.h: Likewise.
534 * dynobj.cc: Likewise.
535 * ehframe.cc: Likewise.
536 * ehframe.h: Likewise.
537 * expression.cc: Likewise.
538 * fileread.cc: Likewise.
539 * fileread.h: Likewise.
541 * gold-threads.cc: Likewise.
545 * incremental-dump.cc: Likewise.
546 * incremental.cc: Likewise.
547 * layout.cc: Likewise.
548 * layout.h: Likewise.
550 * merge.cc: Likewise.
552 * object.cc: Likewise.
553 * object.h: Likewise.
554 * options.cc: Likewise.
555 * options.h: Likewise.
556 * output.cc: Likewise.
557 * output.h: Likewise.
558 * plugin.cc: Likewise.
559 * plugin.h: Likewise.
560 * powerpc.cc: Likewise.
561 * reloc.cc: Likewise.
562 * script-c.h: Likewise.
563 * script-sections.cc: Likewise.
564 * script.cc: Likewise.
565 * stringpool.cc: Likewise.
566 * symtab.cc: Likewise.
567 * symtab.h: Likewise.
568 * target.cc: Likewise.
569 * timer.cc: Likewise.
571 * version.cc: Likewise.
572 * x86_64.cc: Likewise.
574 2010-08-24 Nick Clifton <nickc@redhat.com>
577 * layout.cc (segment_precedes): Sort segments by their physical
578 addresses, if they have been set.
580 2010-08-23 Cary Coutant <ccoutant@google.com>
582 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
584 (Lib_group::include_member): Unlock object after deleting its
586 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
589 2010-08-19 Neil Vachharajani <nvachhar@google.com>
590 Cary Coutant <ccoutant@google.com>
592 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
593 constructor, and set_blocker.
594 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
596 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
597 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
598 * testsuite/Makefile.am (start_lib_test): New test case.
599 * testsuite/Makefile.in: Regenerate.
600 * testsuite/start_lib_test_main.c: New file.
601 * testsuite/start_lib_test_1.c: New file.
602 * testsuite/start_lib_test_2.c: New file.
603 * testsuite/start_lib_test_3.c: New file.
605 2010-08-19 Ian Lance Taylor <iant@google.com>
607 * Makefile.in: Rebuild with automake 1.11.1.
608 * aclocal.m4: Likewise.
609 * testsuite/Makefile.in: Likewise.
611 2010-08-19 Ian Lance Taylor <iant@google.com>
614 * i386.cc (class Output_data_plt_i386): Update declarations.
615 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
616 local_ifuncs_ fields.
617 (Target_i386::do_plt_section_for_global): New function.
618 (Target_i386::do_plt_section_for_local): New function.
619 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
620 parameter; change all callers. Initialize global_ifuncs_ and
621 local_ifuncs_. If doing a static link define __rel_iplt_start and
623 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
624 (Output_data_plt_i386::add_local_ifunc_entry): New function.
625 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
627 (Target_i386::make_plt_section): New function, broken out of
628 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
629 (Target_i386::make_plt_entry): Call make_plt_section.
630 (Target_i386::make_local_ifunc_plt_entry): New function.
631 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
632 (Target_i386::Scan::local): Handle IFUNC symbols. Add
633 R_386_IRELATIVE to switch.
634 (Target_i386::Scan::global): Likewise.
635 (Target_i386::Relocate::relocate): Likewise.
636 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
638 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
639 (Target_x86_64::do_plt_section_for_global): New function.
640 (Target_x86_64::do_plt_section_for_local): New function.
641 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
642 parameter; change all callers. If doing a static link define
643 __rela_iplt_start and __rela_iplt_end.
644 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
645 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
646 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
648 (Target_x86_64::make_local_ifunc_plt_entry): New function.
649 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
651 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
652 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
653 R_X86_64_IRELATIVE to switch.
654 (Target_x86_64::Scan::global): Likewise.
655 (Target_x86_64::Relocate::relocate): Likewise.
656 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
658 * target.h (class Target): Add plt_section_for_global and
659 plt_section_for_local functions. Add do_plt_section_for_global
660 and do_plt_section_for_local virtual functions.
661 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
663 (Symbol::use_plt_offset): Handle IFUNC symbol.
664 * object.cc (Sized_relobj::Sized_relobj): Initialize
666 (Sized_relobj::local_has_plt_offset): New function.
667 (Sized_relobj::local_plt_offset): New function.
668 (Sized_relobj::set_local_plt_offset): New function.
669 (Sized_relobj::do_count): Handle IFUNC symbol.
670 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
671 a bit away from input_shndx_ field. Add set_is_func_symbol and
672 is_ifunc_symbol functions.
673 (class Sized_relobj): Update declarations. Remove Tls_got_entry
674 and Local_tls_got_offsets. Define Local_plt_offsets. Add
675 local_plt_offsets_ field.
676 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
677 * output.h (class Output_section_data): Add non-const
678 output_section function.
679 (class Output_data_got): Update declarations.
680 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
681 Add use_plt_offset parameter to global and local constructors.
682 Change all callers. Change local_sym_index_ field to 31 bits.
683 Change GSYM_CODE and CONSTANT_CODE accordingly.
684 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
685 doing a static link don't set sh_link field.
686 (Output_data_got::Got_entry::write): Use PLT offset if
688 (Output_data_got::add_global_plt): New function.
689 (Output_data_got::add_local_plt): New function.
690 * target-reloc.h (relocate_section): Handle IFUNC symbol.
691 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
692 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
693 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
694 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
696 * testsuite/ifunc-sel.h: New file.
697 * testsuite/ifuncmain1.c: New file.
698 * testsuite/ifuncmain1vis.c: New file.
699 * testsuite/ifuncmod1.c: New file.
700 * testsuite/ifuncdep2.c: New file.
701 * testsuite/ifuncmain2.c: New file.
702 * testsuite/ifuncmain3.c: New file.
703 * testsuite/ifuncmod3.c: New file.
704 * testsuite/ifuncmain4.c: New file.
705 * testsuite/ifuncmain5.c: New file.
706 * testsuite/ifuncmod5.c: New file.
707 * testsuite/ifuncmain6pie.c: New file.
708 * testsuite/ifuncmod6.c: New file.
709 * testsuite/ifuncmain7.c: New file.
710 * configure, testsuite/Makefile.in: Rebuild.
712 2010-08-18 Ian Lance Taylor <iant@google.com>
715 (Output_section_incremental_inputs::write_input_files): Add cast
716 to avoid signed/unsigned comparison warning.
717 (Output_section_incremental_inputs::write_info_blocks): Likewise.
719 2010-08-12 Cary Coutant <ccoutant@google.com>
721 * common.cc (Sort_commons::operator()): Remove unnecessary code.
723 2010-08-13 Ian Lance Taylor <iant@google.com>
725 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
727 2010-08-12 Cary Coutant <ccoutant@google.com>
728 Doug Kwan <dougkwan@google.com>
730 * resolve.cc (Symbol_table::should_override): When a weak dynamic
731 defintion overrides non-weak undef, remember that the original undef
733 * symtab.cc (Symbol_table::sized_write_global): For undef without
734 an original weak binding, set binding to global in output.
735 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
736 * testsuite/Makefile.in: Regenerate.
737 * testsuite/strong_ref_weak_def.sh: New file.
738 * testsuite/strong_ref_weak_def_1.c: Ditto.
739 * testsuite/strong_ref_weak_def_2.c: Ditto.
741 2010-08-12 Cary Coutant <ccoutant@google.com>
743 * testsuite/incremental_test.sh: Rewrite.
744 * testsuite/incremental_test_1.c: Rewrite.
745 * testsuite/incremental_test_2.c: Rewrite.
747 2010-08-12 Cary Coutant <ccoutant@google.com>
749 * arm.cc (Target_arm::got_size): Add const.
750 (Target_arm::got_entry_count): New function.
751 (Target_arm::plt_entry_count): New function.
752 (Target_arm::first_plt_entry_offset): New function.
753 (Target_arm::plt_entry_size): New function.
754 (Output_data_plt_arm::entry_count): New function.
755 (Output_data_plt_arm::first_plt_entry_offset): New function.
756 (Output_data_plt_arm::get_plt_entry_size): New function.
757 * i386.cc (Target_i386::got_size): Add const.
758 (Target_i386::got_entry_count): New function.
759 (Target_i386::plt_entry_count): New function.
760 (Target_i386::first_plt_entry_offset): New function.
761 (Target_i386::plt_entry_size): New function.
762 (Output_data_plt_i386::entry_count): New function.
763 (Output_data_plt_i386::first_plt_entry_offset): New function.
764 (Output_data_plt_i386::get_plt_entry_size): New function.
765 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
766 find_incremental_inputs_sections. Dump incremental_got_plt section.
767 * incremental.cc: Include target.h.
768 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
769 parameter. Adjust all callers. Find incremental_got_plt section.
770 (Incremental_inputs::create_data_sections): Create incremental_got_plt
772 (Output_section_incremental_inputs::set_final_data_size): Calculate
773 size of incremental_got_plt section.
774 (Output_section_incremental_inputs::do_write): Write the
775 incremental_got_plt section.
776 (Got_plt_view_info): New struct.
777 (Local_got_offset_visitor): New class.
778 (Global_got_offset_visitor): New class.
779 (Global_symbol_visitor_got_plt): New class.
780 (Output_section_incremental_inputs::write_got_plt): New function.
781 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
782 Add parameter. Adjust all callers.
783 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
784 (Incremental_inputs::got_plt_section): New function.
785 (Incremental_inputs::got_plt_section_): New data member.
786 (Incremental_got_plt_reader): New class.
787 * layout.cc (Layout::create_incremental_info_sections): Add the
788 incremental_got_plt section.
789 * object.h (Got_offset_list::get_list): New function.
790 (Got offset_list::for_all_got_offsets): New function.
791 (Sized_relobj::local_got_offset_list): New function.
792 * powerpc.cc (Target_powerpc::got_size): Add const.
793 (Target_powerpc::got_entry_count): New function.
794 (Target_powerpc::plt_entry_count): New function.
795 (Target_powerpc::first_plt_entry_offset): New function.
796 (Target_powerpc::plt_entry_size): New function.
797 (Output_data_plt_powerpc::entry_count): New function.
798 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
799 (Output_data_plt_powerpc::get_plt_entry_size): New function.
800 * sparc.cc (Target_sparc::got_size): Add const.
801 (Target_sparc::got_entry_count): New function.
802 (Target_sparc::plt_entry_count): New function.
803 (Target_sparc::first_plt_entry_offset): New function.
804 (Target_sparc::plt_entry_size): New function.
805 (Output_data_plt_sparc::entry_count): New function.
806 (Output_data_plt_sparc::first_plt_entry_offset): New function.
807 (Output_data_plt_sparc::get_plt_entry_size): New function.
808 * symtab.h (Symbol::got_offset_list): New function.
809 (Symbol_table::for_all_symbols): New function.
810 * target.h (Sized_target::got_entry_count): New function.
811 (Sized_target::plt_entry_count): New function.
812 (Sized_target::plt_entry_size): New function.
813 * x86_64.cc (Target_x86_64::got_size): Add const.
814 (Target_x86_64::got_entry_count): New function.
815 (Target_x86_64::plt_entry_count): New function.
816 (Target_x86_64::first_plt_entry_offset): New function.
817 (Target_x86_64::plt_entry_size): New function.
818 (Output_data_plt_x86_64::entry_count): New function.
819 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
820 (Output_data_plt_x86_64::get_plt_entry_size): New function.
822 2010-08-12 Cary Coutant <ccoutant@google.com>
824 * archive.cc: Include incremental.h.
825 (Archive::Archive): Initialize incremental_info_.
826 (Archive::include_member): Record archive members in incremental info.
827 (Add_archive_symbols::run): Record begin and end of an archive in
829 (Lib_group::include_member): Record objects in incremental info.
830 * archive.h (Incremental_archive_entry): Forward declaration.
831 (Archive::set_incremental_info): New member function.
832 (Archive::incremental_info): New member function.
833 (Archive::Unused_symbol_iterator): New class.
834 (Archive::unused_symbols_begin): New member function.
835 (Archive::unused_symbols_end): New member function.
836 (Archive::incremental_info_): New data member.
837 * incremental-dump.cc (find_input_containing_global): New function.
838 (dump_incremental_inputs): Dump new incremental info sections.
839 * incremental.cc: Include symtab.h.
840 (Output_section_incremental_inputs): New class.
841 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
842 new incremental info sections.
843 (Sized_incremental_binary::do_check_inputs): Likewise.
844 (Incremental_inputs::report_archive): Remove.
845 (Incremental_inputs::report_archive_begin): New function.
846 (Incremental_inputs::report_archive_end): New function.
847 (Incremental_inputs::report_object): New function.
848 (Incremental_inputs::finalize_inputs): Remove.
849 (Incremental_inputs::report_input_section): New function.
850 (Incremental_inputs::report_script): Rewrite.
851 (Incremental_inputs::finalize): Do nothing but finalize string table.
852 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
853 (Incremental_inputs::sized_create_inputs_section_data): Remove.
854 (Incremental_inputs::create_data_sections): New function.
855 (Incremental_inputs::relocs_entsize): New function.
856 (Output_section_incremental_inputs::set_final_data_size): New function.
857 (Output_section_incremental_inputs::do_write): New function.
858 (Output_section_incremental_inputs::write_header): New function.
859 (Output_section_incremental_inputs::write_input_files): New function.
860 (Output_section_incremental_inputs::write_info_blocks): New function.
861 (Output_section_incremental_inputs::write_symtab): New function.
862 * incremental.h (Incremental_script_entry): Forward declaration.
863 (Incremental_object_entry): Forward declaration.
864 (Incremental_archive_entry): Forward declaration.
865 (Incremental_inputs): Forward declaration.
866 (Incremental_inputs_header_data): Remove.
867 (Incremental_inputs_header): Remove.
868 (Incremental_inputs_header_write): Remove.
869 (Incremental_inputs_entry_data): Remove.
870 (Incremental_inputs_entry): Remove.
871 (Incremental_inputs_entry_write): Remove.
872 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
873 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
874 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
875 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
877 (Incremental_input_entry): New class.
878 (Incremental_script_entry): New class.
879 (Incremental_object_entry): New class.
880 (Incremental_archive_entry): New class.
881 (Incremental_inputs::Incremental_inputs): Initialize new data members.
882 (Incremental_inputs::report_inputs): Remove.
883 (Incremental_inputs::report_archive): Remove.
884 (Incremental_inputs::report_archive_begin): New function.
885 (Incremental_inputs::report_archive_end): New function.
886 (Incremental_inputs::report_object): Change prototype.
887 (Incremental_inputs::report_input_section): New function.
888 (Incremental_inputs::report_script): Change prototype.
889 (Incremental_inputs::get_reloc_count): New function.
890 (Incremental_inputs::set_reloc_count): New function.
891 (Incremental_inputs::create_data_sections): New function.
892 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
893 (Incremental_inputs::inputs_section): New function.
894 (Incremental_inputs::symtab_section): New function.
895 (Incremental_inputs::relocs_section): New function.
896 (Incremental_inputs::get_stringpool): Add const.
897 (Incremental_inputs::command_line): Add const.
898 (Incremental_inputs::inputs): Remove.
899 (Incremental_inputs::command_line_key): New function.
900 (Incremental_inputs::input_file_count): New function.
901 (Incremental_inputs::input_files): New function.
902 (Incremental_inputs::relocs_entsize): New function.
903 (Incremental_inputs::sized_create_inputs_section_data): Remove.
904 (Incremental_inputs::finalize_inputs): Remove.
905 (Incremental_inputs::Input_info): Remove.
906 (Incremental_inputs::lock_): Remove.
907 (Incremental_inputs::inputs_): Change type.
908 (Incremental_inputs::inputs_map_): Remove.
909 (Incremental_inputs::current_object_entry_): New data member.
910 (Incremental_inputs::inputs_section_): New data member.
911 (Incremental_inputs::symtab_section_): New data member.
912 (Incremental_inputs::relocs_section_): New data member.
913 (Incremental_inputs::reloc_count_): New data member.
914 (Incremental_inputs_reader): New class.
915 (Incremental_symtab_reader): New class.
916 (Incremental_relocs_reader): New class.
917 * layout.cc (Layout::finalize): Move finalization of incremental info
918 and creation of incremental info sections to follow finalization of
919 symbol table. Set offsets for postprocessing sections.
920 (Layout::create_incremental_info_sections): Call
921 Incremental_inputs::create_data_sections. Add incremental symtab
922 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
923 sections to layout after input sections.
924 * layout.h (struct Timespec): Forward declaration.
925 (Layout::incremental_inputs): Add const.
926 (Layout::create_incremental_info_sections): Add parameter.
927 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
928 * object.cc: Include incremental.h.
929 (Relobj::finalize_incremental_relocs): New function.
930 (Sized_relobj::do_layout): Record input sections in incremental info.
931 * object.h (Object::output_section): New function.
932 (Object::output_section_offset): Moved from Relobj.
933 (Object::get_incremental_reloc_base): New function.
934 (Object::get_incremental_reloc_count): New function.
935 (Object::do_output_section): New function.
936 (Object::do_output_section_offset): Moved from Relobj.
937 (Object::do_get_incremental_reloc_base): New function.
938 (Object::do_get_incremental_reloc_count): New function.
939 (Object::Object): Initialize new data members.
940 (Relobj::output_section): Renamed do_output_section and moved to
942 (Relobj::output_section_offset): Moved to Object.
943 (Relobj::do_get_incremental_reloc_base): New function.
944 (Relobj::do_get_incremental_reloc_count): New function.
945 (Relobj::allocate_incremental_reloc_counts): New function.
946 (Relobj::count_incremental_reloc): New function.
947 (Relobj::finalize_incremental_relocs): New function.
948 (Relobj::next_incremental_reloc_index): New function.
949 (Relobj::reloc_counts_): New data member.
950 (Relobj::reloc_bases_): New data member.
951 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
952 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
953 (Sized_relobj::incremental_relocs_scan): New function.
954 (Sized_relobj::incremental_relocs_scan_reltype): New function.
955 (Sized_relobj::incremental_relocs_write): New function.
956 (Sized_relobj::incremental_relocs_write_reltype): New function.
957 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
959 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
960 archives and object files elsewhere.
961 (Add_symbols::run): Report object files here.
962 (Finish_group::run): Report end of archive at end of group.
963 * reloc.cc: Include layout.h, incremental.h.
964 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
965 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
966 (Sized_relobj::incremental_relocs_scan): New function.
967 (Sized_relobj::incremental_relocs_scan_reltype): New function.
968 (Sized_relobj::do_relocate_sections): Write incremental relocations.
969 (Sized_relobj::incremental_relocs_write): New function.
970 (Sized_relobj::incremental_relocs_write_reltype): New function.
971 * script.cc (read_input_script): Rewrite test for incremental link.
972 Change call to Incremental_inputs::report_script.
973 * symtab.h (Symbol_table::first_global_index): New function.
974 (Symbol_table::output_count): New function.
976 2010-08-12 Doug Kwan <dougkwan@google.com>
978 * arm.cc (Target_arm::merge_object_attributes): Check command line
979 options --no-wchar-size-warning and --no-enum-size-warning.
980 * options.h (General_options): Add ld-compatible options
981 --no-enum-size-warning and --no-wchar-size-warning.
983 2010-08-04 Ian Lance Taylor <iant@google.com>
985 * x86_64.cc (Target_x86_64::Scan::local): Use
986 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
987 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
988 (Target_x86_64::Scan::global): Likewise.
989 (Target_x86_64::Relocate::relocate): Likewise.
990 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
993 2010-08-03 Cary Coutant <ccoutant@google.com>
995 * merge.cc (Output_merge_string::do_add_input_section): Count strings
996 to reserve space in merged_strings vector. Keep total input size
998 (Output_merge_string::do_print_merge_stats): Print total input size.
999 * merge.h (Output_merge_string): Add input_size_ field.
1000 * stringpool.cc (Stringpool_template::string_length): Move
1001 implementations out of Stringpool_template class and place in
1003 * stringpool.h (string_length): Move out of Stringpool_template.
1005 2010-08-03 Ian Lance Taylor <iant@google.com>
1008 * layout.cc (relaxation_loop_body): If address of load segment is
1009 set, adjust address to include headers if possible.
1011 2010-08-03 Ian Lance Taylor <iant@google.com>
1013 * version.cc (version_string): Bump to 1.10.
1015 2010-08-03 Ian Lance Taylor <iant@google.com>
1018 * layout.h (enum Output_section_order): Define.
1019 (class Layout): Update declarations.
1020 * layout.cc (Layout::get_output_section): Add order parameter.
1021 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1022 is_first_non_relro parameters. Change all callers.
1023 (Layout::choose_output_section): Likewise.
1024 (Layout::add_output_section_data): Likewise.
1025 (Layout::make_output_section): Likewise. Set order.
1026 (Layout::default_section_order): New function.
1027 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1028 * output.cc (Output_section::Output_section): Initialize order_.
1029 Don't initialize deleted fields.
1030 (Output_segment::Output_segment): Don't initialize deleted
1032 (Output_segment::add_output_section_to_load): New function
1033 replacing add_output_section. Change all callers to call this or
1034 add_output_section_to_nonload.
1035 (Output_segment::add_output_section_to_nonload): New function.
1036 (Output_segment::remove_output_section): Rewrite.
1037 (Output_segment::add_initial_output_data): Likewise.
1038 (Output_segment::has_any_data_sections): Likewise.
1039 (Output_segment::is_first_section_relro): Likewise.
1040 (Output_segment::maximum_alignment): Likewise.
1041 (Output_segment::has_dynamic_reloc): New function replacing
1042 dynamic_reloc_count. Change all callers.
1043 (Output_segment::has_dynamic_reloc_list): New function replacing
1044 dynamic_reloc_count_list. Change all callers.
1045 (Output_segment::set_section_addresses): Rewrite.
1046 (Output_segment::set_offset): Rewrite.
1047 (Output_segment::find_first_and_last_list): Remove.
1048 (Output_segment::set_tls_offsets): Rewrite.
1049 (Output_segment::first_section_load_address): Likewise.
1050 (Output_segment::output_section_count): Likewise.
1051 (Output_segment::section_with_lowest_load_address): Likewise.
1052 (Output_segment::write_section_headers): Likewise.
1053 (Output_segment::print_sections_to_map): Likewise.
1054 * output.h (class Output_data): Remove dynamic_reloc_count_
1055 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1056 (Output_data::add_dynamic_reloc): Rewrite.
1057 (Output_data::has_dynamic_reloc): New function.
1058 (Output_data::dynamic_reloc_count): Remove.
1059 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1060 is_last_relro_, is_first_non_relro_, is_interp_,
1061 is_dynamic_linker_section_ fields. Add order and set_order
1062 functions. Remove is_relro_local, set_is_relro_local,
1063 is_last_relro, set_is_last_relro, is_first_non_relro,
1064 set_is_first_non_relro functions, is_interp, set_is_interp,
1065 is_dynamic_linker_section, and set_is_dynamic_linker_section
1067 (class Output_segment): Change Output_data_list from std::list to
1068 std:;vector. Add output_lists_ field. Remove output_data_ and
1069 output_bss_ fields. Update declarations.
1071 2010-08-02 Ian Lance Taylor <iant@google.com>
1073 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1074 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1075 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1077 2010-08-02 Ian Lance Taylor <iant@google.com>
1080 * script.cc (Script_options::Script_options): Initialize
1081 symbol_definitions_ and symbol_references_.
1082 (Script_options::add_symbol_assignment): Update
1083 symbol_definitions_ and symbol_references_.
1084 (Script_options::add_symbol_reference): New function.
1085 (script_symbol): New function.
1086 * script.h (class Script_options): Add symbol_definitions_ and
1087 symbol_references_ fields.
1088 (Script_options::referenced_const_iterator): New type.
1089 (Script_options::referenced_begin): New function.
1090 (Script_options::referenced_end): New function.
1091 (Script_options::is_referenced): New function.
1092 (Script_options::any_unreferenced): New function.
1093 * script-c.h (script_symbol): Declare.
1094 * yyscript.y (exp): Call script_symbol.
1095 * symtab.cc: Include "script.h".
1096 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1097 Change all callers. Check symbols referenced by scripts.
1098 (Symbol_table::add_undefined_symbols_from_command_line): Add
1099 layout parameter. Change all callers.
1100 (Symbol_table::do_add_undefined_symbols_from_command_line):
1101 Likewise. Break out loop body. Check symbols referenced by
1103 (Symbol_table::add_undefined_symbol_from_command_line): New
1104 function broken out of
1105 do_add_undefined_symbols_from_command_line.
1106 * symtab.h (class Symbol_table): Update declarations.
1107 * archive.cc: Include "layout.h".
1108 (Archive::should_include_member): Add layout parameter. Change
1109 all callers. Check for symbol mentioned in expression.
1110 * archive.h (class Archive): Update declaration.
1111 * object.cc (Sized_relobj::do_should_include_member): Add layout
1113 * object.h (Object::should_include_member): Add layout parameter.
1115 (Object::do_should_include_member): Add layout parameter.
1116 (class Sized_relobj): Update declaration.
1117 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1119 * dynobj.h (class Sized_dynobj): Update declaration.
1120 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1122 * plugin.h (class Sized_pluginobj): Update declaration.
1124 2010-08-02 Ian Lance Taylor <iant@google.com>
1127 * output.cc (Output_segment::set_offset): Search for the first and
1128 last sections rather than assuming that the list is in order.
1129 (Output_segment::find_first_and_last_list): New function.
1130 * output.h (class Output_segment): Update declarations.
1131 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1132 (relro_strip_test_SOURCES): New variable.
1133 (relro_strip_test_DEPENDENCIES): New variable.
1134 (relro_strip_test_LDFLAGS): New variable.
1135 (relro_strip_test_LDADD): New variable.
1136 (relro_strip_test.so): New target.
1138 2010-08-02 Ian Lance Taylor <iant@google.com>
1140 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1141 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1142 (Target_i386::got_tlsdesc_section): New function.
1143 (Target_i386::got_section): Create space for GOT entries for
1144 TLSDESC relocations.
1145 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1147 (Target_i386::Scan::global): Likewise.
1148 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1150 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1151 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1152 (Target_x86_64::got_tlsdesc_section): New function.
1153 (Target_x86_64::got_section): Create space for GOT entries for
1154 TLSDESC relocations.
1155 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1157 (Target_x86_64::Scan::global): Likewise.
1158 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1161 2010-08-02 Ian Lance Taylor <iant@google.com>
1163 * testsuite/final_layout.sh: Use dc to convert from hex to
1166 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1168 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1169 paramter to the call to gold::gc_process_relocs.
1170 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1171 paramter to the call to gold::gc_process_relocs.
1172 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1173 parameter to the call to gold::gc_process_relocs.
1174 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1175 template parameter to the call to gold::gc_process_relocs.
1176 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1177 paramter to the call to gold::gc_process_relocs.
1178 * gc.h (get_embedded_addend_size): New function.
1179 (gc_process_relocs): Save the size of the reloc for use by ICF.
1180 * icf.cc (get_section_contents): Get the addend from the text section
1181 for SHT_REL relocation sections.
1182 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1183 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1184 * int_encoding.h (read_from_pointer): New overloaded function.
1185 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1186 * testsuite/icf_sht_rel_addend_test.sh: New file.
1187 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1188 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1190 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1192 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1193 * Makefile.in: Regenerate.
1194 * testsuite/Makefile.in: Regenerate.
1196 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1198 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1199 * gold/testsuite/debug_msg.cc: Likewise.
1200 * gold/testsuite/odr_violation1.cc
1201 * gold/testsuite/odr_violation2.cc
1203 2010-07-21 Cary Coutant <ccoutant@google.com>
1205 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1206 string, and length fields.
1207 (Output_merge_string::Merged_strings_list): New type.
1208 (Output_merge_string::Merged_strings_lists): New typedef.
1209 (Output_merge_string): Replace merged_strings_ with
1210 merged_strings_lists_.
1211 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1212 Merged_strings_list per input object and section. Don't store pointer
1213 to the string. Don't store length with each merged string entry.
1214 (Output_merge_string::finalize_merged_data): Loop over list of merged
1215 strings lists. Recompute length of each merged string.
1217 2010-07-15 Cary Coutant <ccoutant@google.com>
1219 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1222 2010-07-14 Ian Lance Taylor <iant@google.com>
1224 * descriptors.cc (Descriptors::open): Report correct name in error
1227 2010-07-13 Doug Kwan <dougkwan@google.com>
1229 * arm.cc (Arm_input_section::Arm_input_section): For a
1230 SHT_ARM_EXIDX section, always keeps the input sections.
1231 (Arm_input_section::set_exidx_section_link): New method.
1232 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1233 has_errors_ to false.
1234 (Arm_exidx_input_section::has_errors,
1235 Arm_exidx_input_section::set_has_errors): New methods.
1236 (Arm_exidx_input_section::has_errors_): New data member.
1237 (Arm_relobj::get_exidx_shndx_list): New method.
1238 (Arm_output_section::append_text_sections_to_list): Do not skip
1239 section without SHF_EXECINSTR.
1240 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1242 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1243 section header. Make error messages more verbose. Check for
1244 a non-executable section linked to an EXIDX section.
1245 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1246 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1247 check that there is no deferred EXIDX section if we exit early.
1248 Instead of not making an EXIDX section in case of an error, make one
1249 and set the has_errors flag of it.
1250 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1251 in a relocatable link.
1252 (Target_arm::do_relax): Look for the EXIDX output section instead of
1253 assuming that it is called .ARM.exidx.
1254 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1255 section list. Do not check for SHF_EXECINSTR section flags but
1256 skip any input section with errors.
1257 * output.cc (Output_section::Output_section): Initialize
1258 always_keeps_input_sections_ to false.
1259 (Output_section::add_input_section): Check for
1260 always_keeps_input_sections_.
1261 * output.h (Output_section::always_keeps_input_sections,
1262 Output_section::set_always_keeps_input_sections): New methods.
1263 (Output_section::always_keeps_input_sections): New data member.
1265 2010-07-13 Rafael Espindola <espindola@google.com>
1267 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1268 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1270 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1271 Ian Lance Taylor <iant@google.com>
1273 * output.h (Output_section_lookup_maps::add_merge_section):
1274 Correct check of whether value was inserted.
1275 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1276 (Output_section_lookup_maps::add_relaxed_input_section):
1278 * arm.cc (Target_arm::got_section): Remove used local os.
1279 * i386.cc (Target_i386::got_section): Likewise.
1280 * x86_64.cc (Target_x86_64::got_section): Likewise.
1281 * sparc.cc (Target_sparc::got_section): Likewise.
1282 (Target_sparc::relocate): Remove unused local have_got_offset.
1283 * powerpc.cc (Target_powerpc::relocate): Likewise.
1285 2010-07-13 Ian Lance Taylor <iant@google.com>
1287 * compressed_output.cc (zlib_decompress): Fix signature in
1290 * archive.cc (Archive::include_member): Unlock an external member
1291 of a thin archive. Don't bother to delete an object we know is
1294 2010-07-12 Cary Coutant <ccoutant@google.com>
1296 * compressed_output.cc (zlib_decompress): New function.
1297 (get_uncompressed_size): New function.
1298 (decompress_input_section): New function.
1299 * compressed_output.h (get_uncompressed_size): New function.
1300 (decompress_input_section): New function.
1301 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1302 Handle compressed debug sections.
1303 * layout.cc (is_compressed_debug_section): New function.
1304 (Layout::output_section_name): Map compressed section names to
1306 * layout.h (is_compressed_debug_section): New function.
1307 (is_debug_info_section): Recognize compressed debug sections.
1308 * merge.cc: Include compressed_output.h.
1309 (Output_merge_data::do_add_input_section): Handle compressed
1311 (Output_merge_string::do_add_input_section): Handle compressed
1313 * object.cc: Include compressed_output.h.
1314 (Sized_relobj::Sized_relobj): Initialize new data members.
1315 (build_compressed_section_map): New function.
1316 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1317 * object.h (Object::section_is_compressed): New method.
1318 (Object::do_section_is_compressed): New method.
1319 (Sized_relobj::Compressed_section_map): New type.
1320 (Sized_relobj::do_section_is_compressed): New method.
1321 (Sized_relobj::compressed_sections_): New data member.
1322 * output.cc (Output_section::add_input_section): Handle compressed
1324 * reloc.cc: Include compressed_output.h.
1325 (Sized_relobj::write_sections): Handle compressed debug sections.
1327 2010-07-08 Cary Coutant <ccoutant@google.com>
1329 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1330 weak when resolving to a dynamic def.
1331 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1332 for weak undef/dynamic def cases. Adjust callers.
1333 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1334 undef_binding_weak_.
1335 (Symbol_table::sized_write_globals): Adjust symbol binding.
1336 (Symbol_table::sized_write_symbol): Add binding parameter.
1337 * symtab.h (Symbol::set_undef_binding): New method.
1338 (Symbol::is_undef_binding_weak): New method.
1339 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1340 (Symbol_table::should_override): Add new parameter.
1341 (Symbol_table::sized_write_symbol): Add new parameter.
1343 * testsuite/weak_undef_file1.cc: Add new test case.
1344 * testsuite/weak_undef_file2.cc: Fix header comment.
1345 * testsuite/weak_undef_test.cc: Add new test case.
1347 2010-06-29 Doug Kwan <dougkwan@google.com>
1349 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1350 Initialize USE_SYMBOL_.
1351 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1353 (Arm_reloc_property::uses_symbol_): New data member declaration.
1354 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1355 uses symbol value and symbol is undefined but not weakly undefined.
1357 2010-06-28 Rafael Espindola <espindola@google.com>
1359 * plugin.cc (Plugin::load): Use dlerror.
1361 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1363 * symtab.cc (detect_odr_violations): When reporting an ODR
1364 violation, report an object where the symbol is defined.
1366 2010-06-25 Doug Kwan <dougkwan@google.com>
1368 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1369 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1371 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1372 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1373 target hook to detect function points.
1374 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1375 * icf.h (Icf::check_section_for_function_pointers): Change type of
1376 parameter SECTION_NAME to const reference to std::string. Use
1377 target hook to determine if section may have unsafe pointers.
1378 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1381 2010-06-21 Rafael Espindola <espindola@google.com>
1383 * fileread.cc (Input_file::find_fie): New
1384 (Input_file::open): Use Input_file::find_fie.
1385 * fileread.h (Input_file::find_fie): New
1386 * plugin.cc (set_extra_library_path): New.
1387 (Plugin::load): Add set_extra_library_path to the transfer vector.
1388 (Plugin_manager::set_extra_library_path): New.
1389 (Plugin_manager::add_input_file): Use the extra search path if set.
1390 (set_extra_library_path(): New.
1391 * plugin.h (Plugin_manager): Add set_extra_library_path and
1394 2010-06-19 Cary Coutant <ccoutant@google.com>
1396 * layout.cc (gdb_sections): Add .debug_types.
1397 (lines_only_debug_sections): Likewise.
1399 2010-06-18 Rafael Espindola <espindola@google.com>
1401 * plugin.cc (add_input_file,add_input_library)
1402 (Plugin_manager::add_input_file): Make filename arguments const.
1403 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1406 2010-06-16 Doug Kwan <dougkwan@google.com>
1408 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1409 .ARM.attributes section if we have not merged any input
1410 attributes sections.
1412 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1414 * arm.cc: Allow combining objects with no EABI version
1417 2010-06-15 Rafael Espindola <espindola@google.com>
1419 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1421 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1423 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1424 (struct iovec): Correct !HAVE_READV definition.
1426 2010-06-10 Cary Coutant <ccoutant@google.com>
1428 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1429 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1431 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1434 * symtab.h (Symbol::is_placeholder): New member function.
1435 * target-reloc.h (relocate_section): Check for placeholder symbols.
1437 * testsuite/Makefile.am (plugin_test_8): New test.
1438 (plugin_test_9): New test.
1439 * testsuite/Makefile.in: Regenerate.
1441 2010-06-09 Nick Clifton <nickc@redhat.com>
1443 * yyscript.y (input_list_element): Allow strings prefixed with
1444 the '-' character. Treat these as libraries.
1445 * script.cc (script_add_library): New function. Adds a library
1446 specified by "-l<name>" found in an input script.
1447 * script-c.h: Add prototype for script_add_library.
1449 2010-06-07 Doug Kwan <dougkwan@google.com>
1451 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1452 Restrict stub-group size to be within long conditional branch
1453 range when working around cortex-A8 erratum.
1455 2010-06-07 Damien Diederen <dd@crosstwine.com>
1457 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1460 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1464 (Output_section::Input_section_sort_entry::compare_section_ordering):
1465 Change to return non-zero correctly.
1466 (Output_section::Input_section_sort_section_order_index_compare
1467 ::operator()): Change to fix ambiguity in comparisons.
1469 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1471 * gold.h (is_wildcard_string): New function.
1472 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1473 (Layout::layout_eh_frame): Ditto.
1474 (Layout::find_section_order_index): New method.
1475 (Layout::read_layout_from_file): New method.
1476 * layout.h (Layout::find_section_order_index): New method.
1477 (Layout::read_layout_from_file): New method.
1478 (Layout::input_section_position_): New private member.
1479 (Layout::input_section_glob_): New private member.
1480 * main.cc (main): Call read_layout_from_file here.
1481 * options.h (--section-ordering-file): New option.
1482 * output.cc (Output_section::input_section_order_specified_): New
1484 (Output_section::Output_section): Initialize new member.
1485 (Output_section::add_input_section): Add new parameter.
1486 Keep input sections when --section-ordering-file is used.
1487 (Output_section::set_final_data_size): Sort input sections when
1488 section ordering file is specified.
1489 (Output_section::Input_section_sort_entry): Add new parameter.
1491 (Output_section::Input_section_sort_entry::compare_section_ordering):
1493 (Output_section::Input_section_sort_compare::operator()): Change to
1494 consider section_order_index.
1495 (Output_section::Input_section_sort_init_fini_compare::operator()):
1496 Change to consider section_order_index.
1497 (Output_section::Input_section_sort_section_order_index_compare
1498 ::operator()): New method.
1499 (Output_section::sort_attached_input_sections): Change to sort
1500 according to section order when specified.
1501 (Output_section::add_input_section<32, true>): Add new parameter.
1502 (Output_section::add_input_section<64, true>): Add new parameter.
1503 (Output_section::add_input_section<32, false>): Add new parameter.
1504 (Output_section::add_input_section<64, false>): Add new parameter.
1505 * output.h (Output_section::add_input_section): Add new parameter.
1506 (Output_section::input_section_order_specified): New
1508 (Output_section::set_input_section_order_specified): New method.
1509 (Input_section::Input_section): Initialize section_order_index_.
1510 (Input_section::section_order_index): New method.
1511 (Input_section::set_section_order_index): New method.
1512 (Input_section::section_order_index_): New member.
1513 (Input_section::Input_section_sort_section_order_index_compare): New
1515 (Output_section::input_section_order_specified_): New member.
1516 * script-sections.cc (is_wildcard_string): Delete and move modified
1518 (Output_section_element_input::Output_section_element_input): Modify
1519 call to is_wildcard_string.
1520 (Output_section_element_input::Input_section_pattern
1521 ::Input_section_pattern): Ditto.
1522 (Output_section_element_input::Output_section_element_input): Ditto.
1523 * testsuite/Makefile.am (final_layout): New test case.
1524 * testsuite/Makefile.in: Regenerate.
1525 * testsuite/final_layout.cc: New file.
1526 * testsuite/final_layout.sh: New file.
1528 2010-06-01 Rafael Espindola <espindola@google.com>
1530 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1532 2010-06-01 Rafael Espindola <espindola@google.com>
1534 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1535 visibility of symbols.
1537 2010-05-27 Doug Kwan <dougkwan@google.com>
1539 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1540 from start of output section instead of address for a local symbol
1541 in a merged or relaxed section when doing a relocatable link.
1543 2010-05-26 Rafael Espindola <espindola@google.com>
1546 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1547 adding sections the garbage collector removed.
1548 * gold/testsuite/Makefile.am: Add test.
1549 * gold/testsuite/Makefile.in: Regenerate.
1550 * gold/testsuite/plugin_test_7.sh: New.
1551 * gold/testsuite/plugin_test_7_1.c: New.
1552 * gold/testsuite/plugin_test_7_2.c: New.
1554 2010-05-26 Rafael Espindola <espindola@google.com>
1556 * script-sections.cc (Output_section_definition::set_section_addresses):
1557 Check for --section-start.
1559 2010-05-26 Doug Kwan <dougkwan@google.com>
1561 * arm.cc (Arm_scan_relocatable_relocs): New class.
1562 (Target_arm::relocate_special_relocatable): New method.
1563 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1564 (Arm_relocate_functions::thumb_branch_common): Same.
1565 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1566 instead of Default_scan_relocatable_relocs.
1567 * target-reloc.h (relocate_for_relocatable): Let target handle
1568 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1569 * target.h (Sized_target::relocate_special_relocatable): New method.
1571 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1573 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1575 2010-05-23 Doug Kwan <dougkwan@google.com>
1577 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1579 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1580 with a direct branch, not a conditional branch, to a stub.
1581 * merge.cc (Output_merge_base::record_input_section): New method
1583 (Output_merge_data::do_add_input_section): Record input section if
1584 keeps-input-sections flag is set.
1585 (Output_merge_string::do_add_input_section): Ditto.
1586 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1587 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1589 (Output_merge_base::keeps_input_sections,
1590 Output_merge_base::set_keeps_input_sections,
1591 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1593 (Output_merge_base::Input_sections): New type declaration.
1594 (Output_merge_base::input_sections_begin,
1595 Output_merge_base::input_sections_end,
1596 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1597 (Output_merge_base::bool keeps_input_sections_,
1598 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1599 Output_merge_base::input_sections_): New data members.
1600 (Output_merge_data::do_set_keeps_input_sections): New method
1602 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1603 * output.cc (Output_section::Input_section::relobj): Move method
1604 defintion from class declaration to here and handle merge sections.
1605 (Output_section::Input_section::shndx): Ditto.
1606 (Output_section::Output_section): Remove initializations of removed
1607 data members and initialize new data member LOOKUP_MAPS_.
1608 (Output_section::add_input_section): Set keeps-input-sections flag
1609 for a newly created merge output section as appropriate. Adjust code
1610 to use Output_section_lookup_maps class.
1611 (Output_section::add_relaxed_input_section): Adjst code for lookup
1612 maps code refactoring.
1613 (Output_section::add_merge_input_section): Add a new parameter
1614 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1615 class. If adding input section to a newly created merge output
1616 section fails, remove the new merge section.
1617 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1618 Adjust code for use of the Output_section_lookup_maps class.
1619 (Output_section::find_merge_section): Ditto.
1620 (Output_section::build_lookup_maps): New method defintion.
1621 (Output_section::find_relaxed_input_section): Adjust code to use
1622 Output_section_lookup_maps class.
1623 (Output_section::get_input_sections): Export merge sections. Adjust
1624 code to use Output_section_lookup_maps class.
1625 (Output_section:::add_script_input_section): Adjust code to use
1626 Output_section_lookup_maps class. Update lookup maps for merge
1628 (Output_section::discard_states): Use Output_section_lookup_maps.
1629 (Output_section::restore_states): Same.
1630 * output.h (Merge_section_properties): Move class defintion out of
1632 (Output_section_lookup_maps): New class.
1633 (Output_section::Input_section::is_merge_section): New method
1635 (Output_section::Input_section::relobj): Move defintion out of class
1636 defintion. Declare method only.
1637 (Output_section::Input_section::shndx): Ditto.
1638 (Output_section::Input_section::output_merge_base): New method defintion.
1639 (Output_section::Input_section::u2_.pomb): New union field.
1640 (Output_section::Merge_section_by_properties_map,
1641 Output_section::Output_section_data_by_input_section_map,
1642 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1644 (Output_section::add_merge_input_section): Add new parameter
1645 KEEPS_INPUT_SECTIONS.
1646 (Output_section::build_lookup_maps): New method declaration.
1647 (Output_section::merge_section_map_,
1648 Output_section::merge_section_by_properties_map_,
1649 Output_section::relaxed_input_section_map_,
1650 Output_section::is_relaxed_input_section_map_valid_): Remove data
1652 (Output_section::lookup_maps_): New data member.
1654 2010-05-21 Doug Kwan <dougkwan@google.com>
1657 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1658 avoid a compilation error.
1660 2010-05-19 Rafael Espindola <espindola@google.com>
1662 * script-sections.cc (Output_section_definition::allocate_to_segment):
1663 Update the phdrs_list even when the output section is NULL.
1664 * testsuite/Makefile.am: Add test.
1665 * testsuite/Makefile.in: Regenerate.
1666 * testsuite/script_test_9.cc: New.
1667 * testsuite/script_test_9.sh: New.
1668 * testsuite/script_test_9.t: New.
1670 2010-05-19 Doug Kwan <dougkwan@google.com>
1672 * arm.cc (Arm_input_section::original_size): New method.
1673 (Arm_input_section::do_addralign): Add a cast.
1674 (Arm_input_section::do_output_offset): Remove static cast.
1675 (Arm_input_section::original_addralign,
1676 Arm_input_section::original_size_): Change type to uint32_t.
1677 (Arm_input_section::init): Add safe casts for section alignment
1679 (Arm_input_section::set_final_data_size): Do not set address and
1680 offset of stub table.
1681 (Arm_output_section::fix_exidx_coverage): Change use of of
1682 Output_section::Simple_input_section to that of
1683 Output_section::Input_section.
1684 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1685 except for the first pass.
1686 * output.cc (Output_section::get_input_sections): Change type of
1687 input_sections to std::list<Input_section>.
1688 (Output_section::add_script_input_section): Rename from
1689 Output_section::add_simple_input_section. Change type of SIS
1690 parameter from Simple_input_section to Input_section.
1691 * output.h (Output_section::Simple_input_section): Remove class.
1692 (Output_section::Input_section): Change class visibility to public.
1693 (Output_section::Input_section::addralign): Use stored alignments
1694 for special input sections if set.
1695 (Output_section::Input_section::set_addralign): New method.
1696 (Output_section::get_input_sections): Change parameter type from
1697 list of Simple_input_section to list of Input_section.
1698 (Output_section::add_script_input_section): Rename from
1699 Output_section::add_simple_input_section. Change first parameter's
1700 type from Simple_input_section to Input_section and remove the
1701 second and third parameters.
1702 * script-sections.cc (Input_section::Input_section_list): Change
1703 type to list of Output_section::Input_section/
1704 (Input_section_info::Input_section_info): Change parameter type of
1705 INPUT_SECTION to Output_section::Input_section.
1706 (Input_section_info::input_section): Change return type.
1707 (Input_section_info::input_section_): Change type to
1708 Output_section::Input_section.
1709 (Output_section_element_input::set_section_addresses): Adjust code
1710 to use Output_section::Input_section instead of
1711 Output_section::Simple_input_section. Adjust code for renaming
1712 of Output_section::add_simple_input_section.
1713 (Orphan_output_section::set_section_addresses): Ditto.
1715 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1717 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1718 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1720 2010-05-18 Rafael Espindola <espindola@google.com>
1722 * options.cc (General_options::finalize): Handle -nostdlib.
1723 * options.h (nostdlib): New option.
1724 * script.cc (script_add_search_dir): Handle -nostdlib.
1726 2010-05-12 Doug Kwan <dougkwan@google.com>
1728 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1729 attributes section only if there no attributes section after merging.
1730 (Target_arm::merge_object_attributes): Move value of
1731 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1732 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1733 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1734 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1735 and arm_attr_merge_7.stdout.
1736 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1737 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1738 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1739 arm_attr_merge_7b.o): New rules.
1740 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1742 * testsuite/Makefile.in: Regenerate.
1743 * testsuite/arm_attr_merge.sh: New file.
1744 * testsuite/arm_attr_merge_[67][ab].s: Same.
1746 2010-05-05 Nick Clifton <nickc@redhat.com>
1748 * po/es.po: Updated Spanish translation.
1750 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1752 * Makefile.am (install-exec-local): Properly install gold as
1753 default cross linker.
1754 * Makefile.in: Regenerated.
1756 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1757 Nick Clifton <nickc@redhat.com>
1759 * configure.ac (install_as_default): Define and set to false
1760 unless --enable-gold or --enable-gold=both/gold has been
1762 * configure: Regenerate.
1764 * Makefile.am (install-exec-local): Install the executable as
1765 'ld.gold'. If install_as_default is true then also install it as
1767 * Makefile.in: Regenerated.
1769 2010-04-24 Ian Lance Taylor <iant@google.com>
1771 * layout.cc (Layout::layout_reloc): In relocatable link don't
1772 combine reloc sections for grouped sections.
1774 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1776 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1777 sections that are not ordinary to icf.
1778 * icf.cc (get_section_contents): Handle relocation pointing to section
1779 with no object or shndx information.
1780 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1781 * testsuite/Makefile.in: Regenerate.
1782 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1783 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1785 2010-04-22 Ian Lance Taylor <iant@google.com>
1787 * expression.cc (Expression::Expression_eval_info): Add
1788 result_alignment_pointer field.
1789 (Expression::eval_with_dot): Add result_alignment_pointer
1790 parameter. Change all callers.
1791 (Expression::eval_maybe_dot): Likewise.
1792 (class Binary_expression): Add alignment_pointer parameter to
1793 left_value and right_value. Change all callers.
1794 (BINARY_EXPRESSION): Set result alignment.
1795 (class Trinary_expression): Add alignment_pointer parameter to
1796 arg2_value and arg3_value. Change all callers.
1797 (Trinary_cond::value): Set result alignment.
1798 (Max_expression::value, Min_expression::value): Likewise.
1799 (Align_expression::value): Likewise.
1800 * script-sections.cc (class Sections_element): Add dot_alignment
1801 parameter to set_section_addresses virtual function. Update
1803 (class Output_section_element): Likewise.
1804 (Script_sections::create_segments): Add dot_alignment parameter.
1806 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1807 (Script_sections::set_phdrs_clause_addresses): Likewise.
1808 * script-sections.h: Update declarations.
1809 * script.h: Update declarations.
1810 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1812 * testsuite/script_test_3.t: Set large alignment.
1813 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1814 segment has expected alignment.
1816 2010-04-22 Nick Clifton <nickc@redhat.com>
1818 * po/gold.pot: Updated by the Translation project.
1819 * po/vi.po: Updated Vietnamese translation.
1821 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1823 * testsuite/Makefile.am (check_PROGRAMS): Add
1824 icf_virtual_function_folding_test.
1825 * testsuite/Makefile.in: Regenerated.
1827 2010-04-15 Andrew Haley <aph@redhat.com>
1829 * options.h (merge_exidx_entries): New option.
1830 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1831 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1832 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1833 (Target_arm::merge_exidx_entries): New function.
1834 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1835 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1836 to Arm_exidx_fixup constructor.
1837 Add new arg, merge_exidx_entries.
1838 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1839 Arm_output_section::fix_exidx_coverage.
1841 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1843 * icf.cc (get_section_contents): Check for preemptible functions.
1844 Ignore addend when appropriate.
1845 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1847 (add_from_relobj): Check for section folded.
1848 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1849 * symtab.h (should_add_dynsym_entry): Add new parameter.
1850 * target-reloc.h (scan_relocs): Check for section folded.
1851 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1852 Check reloc types for function pointers in shared objects.
1853 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1855 (icf_preemptible_functions_test): New test case.
1856 (icf_string_merge_test): New test case.
1857 * testsuite.Makefile.in: Regenerate.
1858 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1859 bar_glob. Refactor code.
1860 * testsuite/icf_preemptible_functions_test.cc: New file.
1861 * testsuite/icf_preemptible_functions_test.sh: New file.
1862 * testsuite/icf_string_merge_test.cc: New file.
1863 * testsuite/icf_string_merge_test.sh: New file.
1864 * testsuite/icf_virtual_function_folding_test.cc: New file.
1865 * testsuite/icf_virtual_function_folding_test.sh: New file.
1867 2010-04-14 Doug Kwan <dougkwan@google.com>
1869 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1870 for local symbol recounting if we remove a section due to ICF.
1871 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1872 there are no regular objects in input.
1874 2010-04-13 Doug Kwan <dougkwan@google.com>
1876 * arm.cc (Arm_input_section::set_final_data_size): Compute
1877 accurate final data size instead of using current data size.
1879 2010-04-09 Doug Kwan <dougkwan@google.com>
1881 * layout.cc (Layout::choose_output_section): Handle script section
1883 (Layout::make_output_section_for_script): Add section type parameter.
1884 Handle script section types.
1885 * layout.h (Layout::make_output_section_for_script): Add section
1887 * output.cc (Output_section::Output_section): Initialize data member
1889 (Output_section::do_reset_address_and_file_offset): Do not set address
1890 to 0 if section is a NOLOAD section.
1891 * output.h (Output_section::is_noload): New method.
1892 (Output_section::set_is_noload): Ditto.
1893 (Output_section::is_noload_): New data member.
1894 * script-c.h (Script_section_type): New enum type.
1895 (struct Parser_output_section_header): Add new file section_type.
1896 * script-sections.cc (Sections_element::output_section_name): Add
1897 parameter for returning script section type.
1898 (Output_section_definition::output_section_name): Ditto.
1899 (Output_section_definition::section_type)P; New method.
1900 (Output_section_definiton::script_section_type_name): Ditto.
1901 (Output_section_definition::script_section_type_): New data member.
1902 (Output_section_definition::Output_section_definition): Initialize
1903 data member Output_section_definition::script_section_type_.
1904 (Output_section_definition::create_sections): Pass script section type
1905 to Layout::make_output_section_for_script.
1906 (Output_section_definition::output_section_name): Return script
1907 section type to caller.
1908 (Output_section_definition::set_section_address): Do not advance
1909 dot value and load address if section type is NOLOAD. Set address
1910 of NOLOAD sections regardless of section flags.
1911 (Output_section_definition::print): Print section type if it is
1912 not SCRIPT_SECTION_TYPE_NONE.
1913 (Output_section_definition::section_type): New method.
1914 (Output_section_definition::script_section_type_name): Ditto.
1915 (Script_sections::output_section_name): Add new parameter
1916 PSECTION_TYPE for returning script section type. Pass it to
1917 section elements. Handle discard sections.
1918 (Sort_output_sections::operator()): Handle NOLOAD sections.
1919 * script-sections.h (Script_sections::Section_type): New enum type.
1920 (Script_sections::output_section_name): Add a new parameter for
1921 returning script section type.
1922 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1924 * yyscript.y (union): Add new field SECTION_TYPE.
1925 (COPY, DSECT, INFO, NOLOAD): New tokens.
1926 (opt_address_and_section_type): Change type to output_section_header.
1927 (section_type): New non-terminal
1928 (section_header): Handle section type.
1929 (opt_address_and_section_type): Return section type value.
1931 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1933 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1934 * testsuite/plugin_common_test_2.c (foo): Likewise.
1936 2010-04-08 Doug Kwan <dougkwan@google.com>
1938 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1940 * output.cc (Output_section::add_merge_input_section): Simplify
1941 code and return status of Output_merge_base::add_input_section.
1942 Update merge section map only if Output_merge_base::add_input_section
1945 2010-04-07 Doug Kwan <dougkwan@google.com>
1947 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1948 if section is marked as containing instructions but has no mapping
1950 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1951 correct section index.
1952 (Arm_relobj::find_linked_text_section): Ditto.
1954 2010-04-07 Cary Coutant <ccoutant@google.com>
1956 * archive.cc (include_member): Destroy Read_symbols_data object before
1958 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1959 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1960 (Read_symbols_data::~Read_symbols_data) New destructor.
1961 (Section_relocs::Section_relocs) New constructor.
1962 (Section_relocs::~Section_relocs) New destructor.
1963 (Read_relocs_data::Read_relocs_data) New constructor.
1964 (Read_relocs_data::~Read_relocs_data) New destructor.
1965 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1966 pointers to NULL after deleting.
1968 2010-04-07 Doug Kwan <dougkwan@google.com>
1970 * arm.cc: Replace "endianity" with "endianness" in comments.
1971 (Arm_exidx_cantunwind): Ditto.
1972 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1973 (Arm_relobj::merge_flags_and_attributes): New method.
1974 (Arm_relobj::merge_flags_and_attributes_): New data member.
1975 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1976 (Arm_relobj::scan_sections_for_stubs): Ditto.
1977 (Arm_relobj::do_read_symbols): Check to see if we really want to
1978 merge processor-specific flags and attributes. Exit early if
1979 an object is empty except for section names and the undefined symbol.
1980 (Target_arm::do_finalize_sections): Move check for ELF format to
1981 Arm_relobj::do_read_symbols. Merge processor specific flags and
1982 attributes from a regular object only when we have determined that
1983 it is aapropriate. Do not create an .ARM.attributes section in
1984 output if there is no regular input object.
1985 (Target_arm::merge_processor_specific_flags): Check
1986 --warn-mismatch before printing any error.
1987 (Target_arm::merge_object_attributes): Ditto.
1988 * gold.cc (queue_middle_tasks): Handle the case in which there is
1989 no regular object in input.
1990 * options.cc (General_options::parse_EB): New method.
1991 (General_options::parse_EL): Same.
1992 (General_options::General_options): Initialize endianness_.
1993 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1995 (General_options::Endianness): New enum.
1996 (General_options::endianness): New method.
1997 (General_options::endianness_): New data member.
1998 * parameters.cc (Parameters::set_options): Check target endianness.
1999 (Parameters::set_target_once): Ditto.
2000 (Parameters::check_target_endianness): New method.
2001 (parameters_force_valid_target): If either -EL or -EB is specified,
2002 use it to define endianness of default target.
2003 * parameters.h (Parameters::check_target_endianness): New method
2005 * target.h (class Target): Change "endianity" to "endianness"
2008 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2010 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2011 * configure: Regenerate.
2012 * Makefile.in: Regenerate.
2013 * testsuite/Makefile.in: Regenerate.
2015 2010-04-06 Cary Coutant <ccoutant@google.com>
2018 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2019 prevailing definitions of common symbols.
2020 * testsuite/plugin_test_6.sh: New test case.
2021 * testsuite/plugin_common_test_1.c: New test case.
2022 * testsuite/plugin_common_test_2.c: New test case.
2023 * testsuite/Makefile.am (plugin_test_6): New test case.
2024 * testsuite/Makefile.in: Regenerate.
2026 2010-04-06 Nick Clifton <nickc@redhat.com>
2028 * po/vi.po: New Vietnamese translation.
2030 2010-03-30 Doug Kwan <dougkwan@google.com>
2032 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2034 2010-03-25 Doug Kwan <dougkwan@google.com>
2036 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2037 to avoid a conversion warning on a 32-bit host.
2039 2010-03-24 Ian Lance Taylor <iant@google.com>
2041 * testsuite/script_test_3.t: Add a TLS segment.
2042 * testsuite/Makefile.am (check_PROGRAMS): Add
2043 tls_phdrs_script_test.
2044 (tls_phdrs_script_test_SOURCES): Define.
2045 (tls_phdrs_script_test_DEPENDENCIES): Define.
2046 (tls_phdrs_script_test_LDFLAGS): Define.
2047 (tls_phdrs_script_test_LDADD): Define.
2048 * testsuite/Makefile.in: Rebuild.
2050 2010-03-23 Cary Coutant <ccoutant@google.com>
2052 * fileread.cc (find_or_make_view): Fix comment.
2054 2010-03-23 Ian Lance Taylor <iant@google.com>
2056 * script-sections.cc (class Orphan_section_placement): Define
2057 PLACE_TLS and PLACE_TLS_BSS.
2058 (Orphan_section_placement::Orphan_section_placement): Initialize
2060 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2061 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2062 (tls_script_test_SOURCES): Define.
2063 (tls_script_test_DEPENDENCIES): Define.
2064 (tls_script_test_LDFLAGS): Define.
2065 (tls_script_test_LDADD): Define.
2066 * testsuite/Makefile.in: Rebuild.
2068 2010-03-22 Doug Kwan <dougkwan@google.com>
2070 * arm.cc (Arm_relocate_functions::abs8,
2071 Arm_relocate_functions::abs16): Use correct check for overflow
2072 specified in the ARM ELF specs.
2073 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2074 target of a BLX instruction specially.
2075 (Reloc_stub::stub_type_for_reloc): Ditto.
2076 (Relocate::relocate): Use symbolic names instead of numeric relocation
2077 codes to report error.
2078 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2080 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2081 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2082 thumb2_blx_out_of_range.stdout
2083 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2084 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2085 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2086 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2087 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2088 thumb2_blx_in_range, thumb2_blx_in_range.o,
2089 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2090 thumb2_blx_out_of_range.o): New rules.
2091 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2092 thumb2_blx_in_range and thumb2_blx_out_of_range.
2093 * testsuite/Makefile.in: Regenerate.
2094 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2095 * testsuite/thumb_blx_in_range.s: New file.
2096 * testsuite/thumb_blx_out_of_range.s: New file.
2098 2010-03-22 Rafael Espindola <espindola@google.com>
2100 * archive.cc (Should_include): Move to archive.h.
2101 (should_include_member): Make it a member of Archive.
2103 (Add_lib_group_symbols): New.
2104 * archive.h: Include options.h.
2105 (Archive_member): Moved from Archive.
2106 (Should_include): Moved from archive.cc.
2108 (Add_lib_group_symbols): New.
2109 * dynobj.cc (do_should_include_member): New.
2110 * dynobj.h (do_should_include_member): New.
2111 * gold.cc (queue_initial_tasks): Update call to queue.
2112 * main.cc (main): Print lib group stats.
2113 * object.cc (do_should_include_member): New.
2114 * object.h: Include archive.h.
2115 (Object::should_include_member): New.
2116 (Object::do_should_include_member): New.
2117 (Sized_relobj::do_should_include_member): New.
2118 * options.cc (General_options::parse_start_lib): New.
2119 (General_options::parse_end_lib): New.
2120 (Input_arguments::add_file): Handle lib groups.
2121 (Input_arguments::start_group): Check we are not in a lib.
2122 (Input_arguments::start_lib): New.
2123 (Input_arguments::end_lib): New.
2124 * options.h (General_options): Add start_lib and end_lib.
2125 (Input_argument::lib_): New.
2126 (Input_argument::lib): New.
2127 (Input_argument::is_lib): New.
2128 (Input_file_lib): New.
2129 (Input_arguments::in_lib_): New.
2130 (Input_arguments::in_lib): New.
2131 (Input_arguments::start_lib): New.
2132 (Input_arguments::end_lib_): New.
2133 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2134 in unused members as preempted.
2135 (Sized_pluginobj::do_should_include_member): New.
2136 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2137 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2139 (Read_symbols::do_whole_lib_group): New.
2140 (Read_symbols::do_lib_group): New.
2141 (Read_symbols::do_read_symbols): Handle lib groups.
2142 (Read_symbols::get_name): Handle lib groups.
2143 * readsyms.h (Read_symbols): Add an archive member pointer.
2144 (Read_symbols::do_whole_lib_group): New.
2145 (Read_symbols::do_lib_group): New.
2146 (Read_symbols::member_): New.
2147 * script.cc (read_input_script): Update call to queue_soon.
2149 2010-03-19 Doug Kwan <dougkwan@google.com>
2151 * arm.cc (Stub_table::Stub_table): Initialize new data members
2152 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2153 (Stub_table::add_reloc_stub): Assign stub offset and update
2154 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2155 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2157 (Stub_table::update_data_size_and_addralign): Use
2158 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2159 instead of going over all reloc stubs.
2160 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2161 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2162 Stringpool_template::offset_ to size of Stringpool_char.
2163 (Stringpool_template::new_key_offset): Remove code to initialize
2164 Stringpool_template::offset_.
2165 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2166 Stringpool_template::offset_ to zero.
2168 2010-03-15 Doug Kwan <dougkwan@google.com>
2170 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2172 (Stringpool_template::new_key_offset): New method.
2173 (Stringpool_template::add_string): Assign offsets when adding new
2175 (Stringpool_template::set_string_offsets): Do not set string offsets
2176 when not optimizing.
2177 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2179 (Chunked_vector::clear): Clear size_.
2180 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2181 (Chunked_vector::size): Return size_.
2182 (Chunked_vector::push_back): Use size_ to find insert position.
2183 (Chunked_vector::size_): New data member.
2184 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2185 (Stringpool_template::new_key_offset): New method declaration.
2186 (Stringpool_template::offset_): New data member.
2188 2010-03-15 Rafael Espindola <espindola@google.com>
2190 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2191 Add_symbols' constructor.
2192 * readsyms.h (Add_symbols): Remove the input_group member.
2194 2010-03-10 Ian Lance Taylor <iant@google.com>
2196 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2197 target to ask whether a reference to a symbol requires a stack
2199 * target.h (Target::is_call_to_non_split): New function.
2200 (Target::do_is_call_to_non_split): Declare virtual function.
2201 * target.cc: Include "symtab.h".
2202 (Target::do_is_call_to_non_split): New function.
2203 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2205 2010-03-10 Cary Coutant <ccoutant@google.com>
2207 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2208 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2209 (File_read::open[2]): Add whole_file_view_ to list of views.
2210 (File_read::make_view): Remove test of whole_file_view_.
2211 (File_read::find_or_make_view): Create whole_file_view_ if
2213 (File_read::clear_views): Replace bool parameter with enum;
2214 adjust all callers. Don't delete views with permanent data;
2215 do delete cached views and views from archives if
2216 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2217 if clearing the corresponding view.
2218 * fileread.h (File_read::Clear_views_mode): New enum.
2219 (File_read::View::is_permanent_view): New method.
2220 (File_read::clear_views): Replace bool parameter
2221 with enum; adjust all callers.
2222 * options.h (General_options): Change keep_files_mapped option;
2223 add map_whole_files.
2224 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2226 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2229 2010-03-10 David S. Miller <davem@davemloft.net>
2231 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2233 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2235 * icf.cc (get_section_contents): Add '@' marker after processing the
2238 2010-03-08 Doug Kwan <dougkwan@google.com>
2240 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2241 due to a conversion warning.
2242 (Arm_relobj::update_output_local_symbol_count): Check for local
2243 symbol with unset output index.
2245 2010-03-05 Ian Lance Taylor <iant@google.com>
2247 * options.h (class General_options): Add --spare-dynamic-tags.
2248 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2249 --spare-dynamic-tags.
2251 2010-03-05 Ian Lance Taylor <iant@google.com>
2253 * incremental.cc: Include "libiberty.h".
2255 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2257 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2258 function, is_info_ member.
2259 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2260 (Versions::Versions): Update caller.
2261 (Versions::define_base_version): Likewise.
2262 (Versions::add_def): Likewise.
2264 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2266 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2267 (Scan::possible_function_pointer_reloc): New function.
2268 (Scan::local_reloc_may_be_function_pointer): Change to call
2269 possible_function_pointer_reloc.
2270 (Scan::global_reloc_may_be_function_pointer): Ditto.
2271 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2272 relocations in ".data.rel.ro._ZTV" section.
2273 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2274 * testsuite/icf_safe_so_test.cc: Ditto.
2275 * testsuite/icf_safe_test.cc: Ditto.
2276 * testsuite/icf_safe_test.sh: Ditto.
2278 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2279 Ian Lance Taylor <iant@google.com>
2281 * target-reloc.h (relocate_section): Check the symbol table index
2282 for -1U before setting the local symbol index.
2283 (scan_relocatable_relocs): If copying the relocation, record that
2284 the local symbol is required.
2285 * object.h (Symbol_value::is_output_symtab_index_set): New
2287 (Symbol_value::may_be_discarded_from_output_symtab): New
2289 (Symbol_value::has_output_symtab_entry): New function.
2290 (Symbol_value::needs_output_symtab_entry): Remove.
2291 (Symbol_value::output_symtab_index): Make sure the symbol index is
2293 (Symbol_value::set_output_symtab_index): Make sure the symbol
2294 index is not set. Make sure the new index is valid.
2295 (Symbol_value::set_must_have_output_symtab_entry): New function.
2296 (Symbol_value::has_output_dynsym_entry): New function.
2297 (Symbol_value::set_output_dynsym_index): Make sure the new index
2299 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2300 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2301 local symbol if permitted.
2302 (Sized_relobj::do_finalize_local_symbols): Call
2303 is_output_symtab_index_set rather than needs_output_symtab_entry.
2304 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2305 rather than needs_output_symtab_entry. Call
2306 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2307 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2308 is_output_symtab_index_set rather than needs_output_symtab_entry.
2309 * testsuite/discard_locals_relocatable_test.c: New file.
2310 * testsuite/discard_locals_test.sh: Test -r.
2311 * testsuite/Makefile.am (check_DATA): Add
2312 discard_locals_relocatable_test1.syms,
2313 discard_local_relocatable_test2.syms.
2314 (MOSTLYCLEANFILES): Likewise. Also add
2315 discard_locals_relocatable_test1.lout and
2316 discard_locals_relocatable_test2.out.
2317 (discard_locals_relocatable_test1.syms): New target.
2318 (discard_locals_relocatable_test.o): New target.
2319 (discard_locals_relocatable_test1.out): New target.
2320 (discard_locals_relocatable_test2.syms): New target.
2321 (discard_locals_relocatable_test2.out): New target.
2322 (various): Add missing ../ld-new dependencies.
2323 * testsuite/Makefile.in: Rebuild.
2325 2010-03-03 Nick Clifton <nickc@redhat.com>
2327 * po/fi.po: New Finnish translation.
2329 2010-03-01 Doug Kwan <dougkwan@google.com>
2331 * layout.cc (Layout::Layout): Force section types of .init_array*,
2332 .preinit_array* and .fini_array* sections.
2333 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2334 Fix check of return value of std::string::find.().
2335 (Output_section::Input_section_sort_compare::operator()): Remove
2336 comment about .init_array.
2337 (Output_section::Input_section_sort_init_fini_compare::operator()):
2339 (Output_section::sort_attached_input_sections): Handle .init_array
2340 and .fini_array specially.
2341 * output.h (Output_section::Inut_section_sort_compare): Update
2343 (Output_section::Input_section_sort_init_fini_compare): New struct.
2345 2010-02-26 Doug Kwan <dougkwan@google.com>
2347 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2348 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2349 * testsuite/debug_msg.sh: Avoid matching source line number for
2350 use of global variable undef_int.
2352 2010-02-26 Doug Kwan <dougkwan@google.com>
2354 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2355 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2356 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2357 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2358 * options.cc (General_options::General_options): Initialize member
2360 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2361 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2362 and rm_no_fix_v4bx.stdout
2363 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2364 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2365 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2366 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2367 and arm_no_fix_v4bx.
2368 * Makefile.in: Regenerate.
2369 * testsuite/arm_fix_v4bx.s: New file.
2370 * testsuite/arm_fix_v4bx.sh: Ditto.
2372 2010-02-24 Doug Kwan <dougkwan@google.com>
2374 * arm.cc (Target_arm::got_section): Make the .got section the first
2375 non RELRO section in the data segment.
2376 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2377 suffixes of section names.
2379 2010-02-24 Doug Kwan <dougkwan@google.com>
2381 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2382 flags and attributes merging if an input file is a binary file.
2383 * fileread.cc (Input_file::open): Record format of original file.
2384 * fileread.h (Input_file::Format): New enum type.
2385 (Input_file::Input_file): Initialize data member format_.
2386 (Input_file::format): New method definition.
2387 (Input_file::format_):: New data member.
2389 2010-02-24 Doug Kwan <dougkwan@google.com>
2391 * arm.cc (Arm_output_data_got): New class.
2392 (ARM_TCB_SIZE): New constant
2393 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2394 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2395 If user uses a script with a SECTIONS clause, issue only a warning
2396 for a misplaced EXIDX input section. Otherwise, issue an error.
2397 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2399 (Target_arm::got_mode_index_entry): Handle static linking.
2400 (Target_arm::Scan::local): Ditto.
2401 (Target_arm::Scan::global): Ditto.
2402 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2403 all incorrectly implemented relocations.
2404 (Target_arm::fix_exidx_coverage): Pass layout to
2405 Arm_output_section::fix_exidx_coverage.
2406 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2407 from ".ARM.exidx." and ".ARM.extab.".
2409 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2411 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2412 section if it does not already exist.
2413 * attributes.cc (Attributes_section_data::Attributes_section_data):
2414 Don't crash if size is zero.
2416 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2417 Ian Lance Taylor <iant@google.com>
2419 * gold.cc (queue_middle_tasks): If no input files were opened,
2421 * workqueue.h (Task_function::Task_function): Assert that there is
2424 2010-02-22 Doug Kwan <dougkwan@google.com>
2426 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2427 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2428 types to avoid warnings due to different uint64_t implementations
2431 2010-02-21 Doug Kwan <dougkwan@google.com>
2433 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2434 handling of the maximum backward branch offset.
2435 (Arm_relocate_functions::thumb_branch_common): Ditto.
2436 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2437 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2438 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2439 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2440 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2441 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2442 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2443 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2444 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2445 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2446 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2447 thumb2_bl_out_of_range.o): New rules.
2448 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2449 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2450 thumb2_bl_out_of_range
2451 * testsuite/Makefile.in: Regenerate.
2452 * testsuite/arm_bl_in_range.s: New file.
2453 * testsuite/arm_bl_out_of_range.s: Ditto.
2454 * testsuite/arm_branch_in_range.sh: Ditto.
2455 * testsuite/arm_branch_range.t: Ditto.
2456 * testsuite/thumb2_branch_range.t: Ditto.
2457 * testsuite/thumb_bl_in_range.s: Ditto.
2458 * testsuite/thumb_bl_out_of_range.s: Ditto.
2459 * testsuite/thumb_branch_range.t: Ditto.
2461 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2463 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2464 Add reloc offset information.
2465 * icf.cc (get_section_contents): Change iterators to point to the new
2466 vectors. Add reloc offset information to the contents.
2467 * icf.h (Icf::Sections_reachable_info): New typedef.
2468 (Icf::Sections_reachable_list): New typedef.
2469 (Icf::Offset_info): New typedef.
2470 (Icf::Reloc_info): New struct typedef.
2471 (Icf::Reloc_info_list): New typedef.
2472 (Icf::symbol_reloc_list): Delete method.
2473 (Icf::addend_reloc_list): Delete method.
2474 (Icf::section_reloc_list): Delete method.
2475 (Icf::reloc_info_list): New method.
2476 (Icf::reloc_info_list_): New member.
2478 2010-02-19 Doug Kwan <dougkwan@google.com>
2480 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2481 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2482 * arm.cc (Arm_relocation_functions): New forward declaration.
2483 (Target_arm::Target_arm): Initialize new data members
2484 got_mod_index_offset_ and tls_base_symbol_defined_.
2485 (Target_arm::Relocate::relocate_tls): New method.
2486 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2487 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2489 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2490 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2491 (Target_arm::got_mod_index_offset_,
2492 Target_arm::tls_base_symbol_defined_): New data members.
2493 (Target_arm::Scan::local, Target::Scan::global,
2494 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2497 2010-02-18 Doug Kwan <dougkwan@google.com>
2499 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2500 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2501 text section as a parameter becuase some broken tools may not set
2502 the link in section header.
2503 (Target_arm::has_got_section): New method.
2504 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2505 without any mapping symbol as data only. Remove warning.
2506 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2507 link in its section header, try to discover the link by inspecting the
2508 REL31 relocation at the beginning of the section.
2509 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2511 (Target_arm::Scan::global): Treat any reference to the symbol
2512 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2514 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2516 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2517 (Scan::global_reloc_may_be_function_pointer): New function.
2518 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2519 (Scan::global_reloc_may_be_function_pointer): New function.
2520 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2521 (Scan::global_reloc_may_be_function_pointer): New function.
2522 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2523 (Scan::global_reloc_may_be_function_pointer): New function.
2524 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2525 (Scan::global_reloc_may_be_function_pointer): New function.
2526 (Scan::possible_function_pointer_reloc): New function.
2527 (Target_x86_64::can_check_for_function_pointers): New function.
2528 * gc.h (gc_process_relocs): Scan relocation types to determine if
2529 function pointers were taken for targets that support it.
2530 * icf.cc (Icf::find_identical_sections): Include functions for
2531 folding in safe ICF whose pointer is not taken.
2532 * icf.h (Secn_fptr_taken_set): New typedef.
2533 (fptr_section_id_): New member.
2534 (section_has_function_pointers): New function.
2535 (set_section_has_function_pointers): New function.
2536 (check_section_for_function_pointers): New function.
2537 * options.h: Fix comment for safe ICF option.
2538 * target.h (can_check_for_function_pointers): New function.
2539 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2540 Modify icf_safe_test for X86-64.
2541 * testsuite/Makefile.in: Regenerate.
2542 * testsuite/icf_safe_so_test.cc: New file.
2543 * testsuite/icf_safe_so_test.sh: New file.
2544 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2545 (main): Change to take pointer to function kept_func_3.
2546 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2547 folding is done correctly for X86-64.
2549 2010-02-12 David S. Miller <davem@davemloft.net>
2551 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2552 is_symbolless parameter.
2553 (Output_reloc<SHT_REL>::is_symbolless): New.
2554 (Output_reloc<SHT_REL>::is_symbolless_): New.
2555 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2556 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2557 (Output_reloc<SHT_RELA>::is_symbolless): New.
2558 (Output_data_reloc::add_global): Handle is_symbolless.
2559 (Output_data_reloc::add_global_relative): Likewise.
2560 (Output_data_reloc::add_local): Likewise.
2561 (Output_data_reloc::add_local_relative): Likewise.
2562 (Output_data_reloc::add_symbolless_global_addend): New.
2563 (Output_data_reloc::add_symbolless_local_addend): New.
2564 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2566 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2567 instead of ->is_relative_
2568 (Output_reloc::write): Likewise.
2569 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2570 (Output_reloc::write_rel): Simplify.
2572 * sparc.cc (Target_sparc::Scan::local): Use
2573 ->add_symbolless_local_addend as needed.
2574 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2575 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2576 based upon relocation offset.
2578 2010-02-11 Doug Kwan <dougkwan@google.com>
2580 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2581 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2582 beginning of function.
2583 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2584 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2585 parameter is_32bit in calls to should_apply_static_reloc.
2586 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2587 (check_DATA): Add arm_abs_global.stdout.
2588 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2589 arm_abs_global.stdout): New rules.
2590 (MOSTLLYCLEANFILES): Add arm_abs_global
2591 * Makefile.in: Regenerate.
2592 * testsuite/arm_abs_global.s: New file.
2593 * testsuite/arm_abs_global.sh: Ditto.
2594 * testsuite/arm_abs_lib.s: Ditto.
2596 2010-02-11 Ian Lance Taylor <iant@google.com>
2598 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2600 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2601 Allocate_commons_task first.
2602 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2603 task, rather than symtab_lock_.
2604 (Gc_process_relocs::~Gc_process_relocs): New function.
2605 (Gc_process_relocs::is_runnable): Check this_blocker_.
2606 (Gc_process_relocs::locks): Use next_blocker_ rather than
2608 (Scan_relocs::~Scan_relocs): New function.
2609 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2611 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2613 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2614 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2615 constructor accordingly.
2616 (class Gc_process_relocs): Likewise.
2617 (class Scan_relocs): Likewise.
2618 * common.h (class Allocate_commons_task): Remove symtab_lock_
2619 field, and corresponding constructor parameter.
2620 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2622 (Allocate_commons_task::locks): Likewise.
2624 2010-02-11 Ian Lance Taylor <iant@google.com>
2626 * gold-threads.h (class Once): Define.
2627 (class Initialize_lock): Rewrite as child of Once.
2628 * gold-threads.cc (class Once_initialize): Define.
2629 (once_pointer_control): New static variable.
2630 (once_pointer, once_arg): New static variables.
2631 (c_run_once): New static function.
2632 (Once::Once, Once::run_once, Once::internal_run): New functions.
2633 (class Initialize_lock_once): Remove.
2634 (initialize_lock_control): Remove.
2635 (initialize_lock_pointer): Remove.
2636 (initialize_lock_once): Remove.
2637 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2638 (Initialize_lock::initialize): Rewrite.
2639 (Initialize_lock::do_run_once): New function.
2640 * archive.cc (Archive::interpret_header): Only clear name if it is
2642 * fileread.cc: Include "gold-threads.h"
2643 (file_counts_lock): New static variable.
2644 (file_counts_initialize_lock): Likewise.
2645 (File_read::release): Only increment counts when using --stats.
2646 Use a lock around the increment.
2647 * parameters.cc (class Set_parameters_target_once): Define.
2648 (set_parameters_target_once): New static variable.
2649 (Parameters::Parameters): Move here from parameters.h.
2650 (Parameters::set_target): Rewrite.
2651 (Parameters::set_target_once): New function.
2652 (Parameters::clear_target): Move here and rewrite.
2653 * parameters.h (class Parameters): Update declarations. Add
2654 set_parameters_target_once_ field.
2655 (Parameters::Parameters): Move to parameters.cc.
2656 (Parameters::clear_target): Likewise.
2657 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2659 (Start_group::~Start_group): New function.
2660 (Start_group::is_runnable): New function.
2661 (Start_group::locks, Start_group::run): New functions.
2662 (Finish_group::run): Change saw_undefined to size_t.
2663 * readsyms.h (class Start_group): Define.
2664 (class Finish_group): Change saw_undefined_ field to size_t.
2665 (Finish_group::Finish_group): Remove saw_undefined and
2666 this_blocker parameters. Change all callers.
2667 (Finish_group::set_saw_undefined): New function.
2668 (Finish_group::set_blocker): New function.
2669 * symtab.h (class Symbol_table): Change saw_undefined to return
2670 size_t. Change saw_undefined_ field to size_t.
2671 * target-select.cc (Set_target_once::do_run_once): New function.
2672 (Target_selector::Target_selector): Initialize set_target_once_
2673 field. Don't initialize lock_ and initialize_lock_ fields.
2674 (Target_selector::instantiate_target): Rewrite.
2675 (Target_selector::set_target): New function.
2676 * target-select.h (class Set_target_once): Define.
2677 (class Target_selector): Update declarations. Make
2678 Set_target_once a friend. Remove lock_ and initialize_lock_
2679 fields. Add set_target_once_ field.
2681 2010-02-10 Ian Lance Taylor <iant@google.com>
2683 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2685 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2686 (queue_middle_tasks): Add all blockers before queueing any tasks.
2687 (queue_final_tasks): Likewise.
2688 * token.h (Task_token::add_blockers): New function.
2689 * object.h (Input_objects::number_of_relobjs): New function.
2691 2010-02-10 Ian Lance Taylor <iant@google.com>
2693 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2694 shared, not if not position independent.
2695 * x86_64.cc (Relocate::relocate_tls): Likewise.
2696 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2697 (tls_pie_pic_test): New target.
2698 * testsuite/Makefile.in: Rebuild.
2700 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2701 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2702 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2703 * testsuite/Makefile.in: Rebuild.
2705 2010-02-09 David S. Miller <davem@davemloft.net>
2707 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2708 R_SPARC_RELATIVE using ->add_local_relative().
2709 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2711 * output.h (Output_data_dynamic::add_section_size): New method
2712 that takes two Output_data objects.
2713 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2714 entry param. Handle it in initializers.
2715 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2716 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2717 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2719 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2720 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2721 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2722 for dynrel_includes_plt.
2723 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2724 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2725 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2727 (Target_sparc::do_finalize_sections): Update to pass true for
2728 dynrel_includes_plt.
2729 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2730 output before .rela.plt
2731 (Target_powerpc::do_finalize_sections): Update to pass true for
2732 dynrel_includes_plt when 32-bit.
2734 2010-02-08 Doug Kwan <dougkwan@google.com>
2736 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2738 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2739 Arm_relobj::scan_section_for_cortex_a8_stubs,
2740 Arm_relobj::do_relocation_section): Instead of calling
2741 Output_section::output_address, use faster
2742 Arm_relobj::simple_input_section_output_address.
2744 2010-02-08 David S. Miller <davem@davemloft.net>
2746 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2747 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2748 relocation helper function.
2750 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2751 just like R_SPARC_GOT{10,13,22}.
2752 (Target_sparc::Scan::local): Likewise.
2753 (Target_sparc::Relocate:relocate): Likewise.
2755 2010-02-06 Ian Lance Taylor <iant@google.com>
2757 * configure.ac: Rewrite targetobjs duplicate removal code to use
2758 only shell constructs.
2759 * configure: Rebuild.
2761 2010-02-05 Doug Kwan <dougkwan@google.com>
2764 * arm.cc (Arm_relobj::section_is_scannable): New method.
2765 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2766 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2768 2010-02-04 Doug Kwan <dougkwan@google.com>
2771 * arm-reloc-property.cc (cstdio): Include.
2772 * configure.ac (targetobjs): Remove duplicates.
2773 * configure: Regenerate.
2774 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2775 big and little endian version for a given address size.
2777 2010-02-03 Doug Kwan <dougkwan@google.com>
2779 * arm-reloc-property.cc
2780 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2782 * arm-reloc-property.h
2783 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2784 New method definition.
2785 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2787 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2789 (GOT_PREL): Change implemented to Y.
2790 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2791 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2792 (Arm_relocate_functions::movw_abs_nc): Remove method.
2793 (Arm_relocate_functions::movt_abs): Ditto.
2794 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2795 (Arm_relocate_functions::thm_movt_abs): Ditto.
2796 (Arm_relocate_functions::movw_rel_nc): Ditto.
2797 (Arm_relocate_functions::movw_rel): Ditto.
2798 (Arm_relocate_functions::movt_rel): Ditto.
2799 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2800 (Arm_relocate_functions:thm_movw_rel): Ditto.
2801 (Arm_relocate_functions:thm_movt_rel): Ditto.
2802 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2803 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2804 New method definitions.
2805 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2806 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2807 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2808 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2809 (Target_arm::Relocate::relocate): Check for non-static or
2810 unimplemented relocation code and exit early. Change calls to
2811 Target_arm::reloc_uses_thumb_bit and
2812 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2813 instead. Refactor code to handle similar relocations to increase
2814 code sharing. Remove check for unsupported relocation code in switch
2816 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2817 relocation property table to find out size. Change error message to
2818 print out the name of a relocation code instead of the numeric value.
2819 (Target_arm::scan_reloc_for_stub): Use relocation property table
2820 instead of calling Target_arm::reloc_uses_thumb_bit().
2822 2010-02-02 Doug Kwan <dougkwan@google.com>
2824 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2825 types of relaxed input section.
2827 2010-02-02 Doug Kwan <dougkwan@google.com>
2829 * Makefile.am (HFILES): Add arm-reloc-property.h.
2831 (TARGETSOURCES): Add arm-reloc-property.cc
2832 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2833 (libgold_a_SOURCES): $(DEFFILES)
2834 * Makefile.in: Regenerate.
2835 * arm-reloc-property.cc: New file.
2836 * arm-reloc-property.h: New file.
2837 * arm-reloc.def: New file.
2838 * arm.cc: Update comments.
2839 (arm-reloc-property.h): New included header.
2840 (arm_reloc_property_table): New global variable.
2841 (Target_arm::do_select_as_default_target): New method definition.
2842 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2843 arm-reloc-property to targ_extra_obj.
2844 * parameters.cc (set_parameters_target): Call
2845 Target::select_as_default_target().
2846 * target.h (Target::select_as_default_target): New method definition.
2847 (Target::do_select_as_default_target): Same.
2849 2010-02-01 Doug Kwan <dougkwan@google.com>
2851 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2852 first_output_text_section_.
2853 (Arm_exidx_fixup::first_output_text_section): New method definition.
2854 (Arm_exidx_fixup::first_output_text_section_): New data member.
2855 (Arm_exidx_fixup::process_exidx_section): Record the first text
2856 output section seen.
2857 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2858 and entsize in output section header.
2860 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2862 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2863 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2864 (Arm_relocate_functions::thm_alu11): New Method.
2865 (Arm_relocate_functions::thm_pc8): New Method.
2866 (Arm_relocate_functions::thm_pc12): New Method.
2867 (Target_arm::Scan::local): Handle the relocations.
2868 (Target_arm::Scan::global): Likewise.
2869 (Target_arm::Relocate::relocate): Likewise.
2870 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2872 2010-01-29 Doug Kwan <dougkwan@google.com>
2874 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2875 of relocation types as ld.
2877 2010-01-29 Doug Kwan <dougkwan@google.com>
2879 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2881 (Arm_relocate_functions::thumb_branch_common): Ditto.
2882 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2883 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2884 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2885 Arm_relocate_functions::jump24): Remove.
2886 (Target_arm::Relocate::relocate): Adjust code to call
2887 Arm_relocation_functions::arm_branch_common and
2888 Arm_relocation_functions::thumb_branch_common instead of their removed
2889 wrappers. Merge switch-cases together to reduce source code size.
2891 2010-01-29 Doug Kwan <dougkwan@google.com>
2893 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2894 output_local_symbol_count_needs_update_.
2895 (Arm_relobj::output_local_symbol_count_needs_update,
2896 Arm_relobj::set_output_local_symbol_count_needs_update,
2897 Arm_relobj::update_output_local_symbol_count): New methods.
2898 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2900 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2901 of pointed function as in a R_ARM_PREL31 relocation.
2902 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2903 for output local symbol count updating.
2904 (Target_arm::do_relax): Update output local symbol counts in objects
2906 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2908 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2910 * arm.cc: Added support for the ARM relocations:
2911 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2912 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2913 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2915 (Arm_relocate_functions::movw_rel): New method.
2916 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2917 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2919 (Arm_relocate_functions::thm_movw_rel): New method.
2920 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2922 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2924 (Target_arm::Scan::global): Likewise.
2925 (Target_arm::Relocate::relocate): Likewise.
2926 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2929 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2931 * arm.cc: Added support for ARM group relocations.
2932 (Target_arm::reloc_needs_sym_origin): New method.
2933 (Arm_relocate_functions::calc_grp_kn): New method.
2934 (Arm_relocate_functions::calc_grp_residual): New method.
2935 (Arm_relocate_functions::calc_grp_gn): New method.
2936 (Arm_relocate_functions::arm_grp_alu): New Method.
2937 (Arm_relocate_functions::arm_grp_ldr): New Method.
2938 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2939 (Arm_relocate_functions::arm_grp_ldc): New Method.
2940 (Target_arm::Scan::local): Handle the ARM group relocations.
2941 (Target_arm::Scan::global): Likewise.
2942 (Target_arm::Relocate::relocate): Likewise.
2943 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2946 2010-01-26 Doug Kwan <dougkwan@google.com>
2948 * arm.cc (set): Include.
2949 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2951 (Arm_output_section::Text_section_list): New type.
2952 (Arm_output_section::append_text_sections_to_list): New method.
2953 (Arm_output_section::fix_exidx_coverage): Ditto.
2954 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2955 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2956 Relobj::set_section_offset() instead of
2957 Sized_relobj::invalidate_section_offset().
2958 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2959 parameter for section headers. Ignore relocation sections for
2960 unallocated sections and EXIDX sections.
2961 (Target_arm::fix_exidx_coverage): New method.
2962 (Target_arm::output_section_address_less_than): New type.
2963 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2964 linked text section instead of the EXIDX section.
2965 (Arm_output_section::create_stub_group): Add an assertion to check
2966 that this is not an EXIDX output section.
2967 (Arm_output_section::append_text_sections_to_list): New method.
2968 (Arm_output_section::fix_exidx_coverage): Ditto.
2969 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2970 Arm_relobj::section_needs_reloc_stub_scanning.
2971 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2973 (Target_arm::fix_exidx_coverage): New method.
2974 * object.h (Relobj::set_output_section): New method.
2975 (Sized_relobj::invalidate_section_offset): Remove method.
2976 (Sized_relobj::do_invalidate_section_offset): Remove method.
2977 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2979 2010-01-25 Doug Kwan <dougkwan@google.com>
2981 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2982 Fix warning due to signed and unsigned comparison on a 32-bit host.
2984 2010-01-22 Doug Kwan <dougkwan@google.com>
2986 * arm.cc (Target_arm::do_relax): Record an output section for section
2987 offset adjustment it contains any stub table that has changed.
2988 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2989 offsets in an output section if necessary.
2990 * output.cc (Output_section::Output_section): Initialize
2991 section_offsets_need_adjustments_.
2992 (Output_section::add_input_section_for_script): Renamed to
2993 Output_section::add_simple_input_section.
2994 (Output_section::save_states): Add a comment.
2995 (Output_section::discard_states): New method defintion.
2996 (Output_section::adjust_section_offsets): Same.
2997 * output.h (Output_section::add_input_section_for_script): Renamed to
2998 Output_section::add_simple_input_section.
2999 (Output_section::discard_states): New method declaration.
3000 (Output_section::adjust_section_offsets): Same.
3001 (Output_section::section_offsets_need_adjustment,
3002 Output_section::set_section_offsets_need_adjustment): New method
3004 (Output_section::section_offsets_need_adjustment_): New data member.
3005 * script-sections.cc
3006 (Output_section_element_input::set_section_address): Adjust code for
3007 renaming of Output_section::add_input_section_for_script.
3008 (Orphan_output_section::set_section_address): Same.
3010 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3012 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3013 Fix_v4bx enum values .
3014 * gold/options.h (General_options): New option definitions.
3015 (General_options::fix_v4bx): New method.
3016 (General_options::Fix_v4bx): New enum.
3017 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3018 (General_options::parse_fix_v4bx_interworking): New method.
3020 2010-01-22 Doug Kwan <dougkwan@google.com>
3022 * arm.cc (Arm_exidx_fixup): New class.
3024 2010-01-21 Doug Kwan <dougkwan@google.com>
3026 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3028 (Arm_exidx_section_offset_map): New type.
3030 2010-01-21 Doug Kwan <dougkwan@google.com>
3032 * arm.cc (Arm_exidx_input_section): New class.
3033 (Arm_relobj::exidx_input_section_by_link,
3034 Arm_relobj::exidx_input_section_by_shndx,
3035 Arm_relobj::make_exidx_input_section): New methods.
3036 (read_arm_attributes_section): Remove.
3037 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3038 information about them.
3039 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3042 2010-01-20 Doug Kwan <dougkwan@google.com>
3044 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3045 Input_section_specifier to Section_id.
3046 (Target_arm::new_arm_input_section: Adjust code for change of key
3048 (Target_arm::find_arm_input_section): Ditto.
3049 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3050 (Section_id): Remove.
3051 (Garbage_collection::Section_id_hash): Remove.
3052 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3053 (Section_id): Remove.
3054 (Icf::Section_id_hash): Remove.
3055 * object.h (Section_id, Const_section_id, Section_id_hash,
3056 Const_section_id_hash): New type definitions.
3057 * output.cc (Output_section::add_relaxed_input_section): Change to
3058 use Const_section_id instead of Input_section_specifier as key type.
3059 (Output_section::add_merge_input_section): Ditto.
3060 (Output_section::build_relaxation_map): Change to use Section_id
3061 instead of Input_section_specifier as key type.
3062 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3064 (Output_section::convert_input_sections_to_relaxed_sections): Change
3065 to use Const_section_id instead of Input_section_specifier as key type.
3066 (Output_section::find_merge_section): Ditto.
3067 (Output_section::find_relaxed_input_section): Ditto.
3068 * output.h (Input_section_specifier): Remove class.
3069 (Output_section::Output_section_data_by_input_section_map): Change
3070 key type to Const_section_id.
3071 (Output_section::Output_relaxed_input_section_by_input_section_map):
3073 (Output_section::Relaxation_map): Change key type to Section_id.
3075 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3077 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3078 (class Arm_v4bx_stub): New class.
3079 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3080 (Stub_factory::make_arm_v4bx_stub): New method.
3081 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3082 (Stub_table::empty): Handle v4bx stubs.
3083 (Stub_table::add_arm_v4bx_stub): New method.
3084 (Stub_table::find_arm_v4bx_stub): New method.
3085 (Arm_relocate_functions::v4bx): New method.
3086 (Target_arm::fix_v4bx): New method.
3087 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3088 (Stub_table::relocate_stubs): Likewise.
3089 (Stub_table::do_write): Likewise.
3090 (Stub_table::update_data_size_and_addralign): Likewise.
3091 (Stub_table::finalize_stubs): Likewise.
3092 (Target_arm::Scan::local): Likewise.
3093 (Target_arm::Scan::global): Likewise.
3094 (Target_arm::do_finalize_sections): Likewise.
3095 (Target_arm::Relocate::relocate): Likewise.
3096 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3098 (Target_arm::scan_reloc_for_stub): Likewise.
3099 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3101 2010-01-19 Ian Lance Taylor <iant@google.com>
3103 * output.cc (Output_section_headers::do_sized_write): Write large
3104 segment count to sh_info field.
3105 (Output_file_header::do_sized_write): For large segment count,
3106 write PN_XNUM to e_phnum field.
3108 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3110 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3111 (Arm_relocate_functions::thm_jump8): New function.
3112 (Arm_relocate_functions::thm_jump11): New function.
3113 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3115 (Target_arm::Scan::global): Likewise.
3116 (Target_arm::Relocate::relocate): Likewise.
3117 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3120 2010-01-14 Doug Kwan <dougkwan@google.com>
3122 * arm.cc (map, utility): Include headers.
3123 (Target_arm::apply_cortex_a8_workaround): New method.
3124 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3125 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3126 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3127 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3128 the --[no-]fix-cortex-a8 command line options.
3129 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3130 (Target_arm::relocate_stub): Use addend in instruction template.
3131 * options.h (DEFINE_bool): Set the user-set flag.
3132 (General_options): Add --[no-]-fix-cortex options.
3133 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3134 : Update fast look-up map after conversion.
3136 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3138 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3139 in the first pass of do_layout.
3141 2010-01-13 Doug Kwan <dougkwan@google.com>
3143 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3144 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3145 apparent compiler problem of not folding static constant integral
3146 data members of elfcpp::Elf_sizes<32>.
3148 2010-01-13 Doug Kwan <dougkwan@google.com>
3150 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3151 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3152 Arm_relobj::scan_section_for_cortex_a8_erratum,
3153 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3154 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3155 sections to scan for relocation stubs into a new method
3156 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3157 relocation and Cortex-A8 stub scanning.
3158 (Target_arm::do_relax): Force stubs to be after stubbed sections
3159 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3160 the beginning of a new relaxation pass. Update a comment.
3161 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3163 2010-01-12 Ian Lance Taylor <iant@google.com>
3165 * target-reloc.h (visibility_error): New inline function.
3166 (relocate_section): Call visibility_error.
3167 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3168 (MOSTLYCLEANFILES): Likewise.
3169 (protected_4_pic.o, protected_3.err): New targets.
3170 * testsuite/protected_4.cc: New file.
3172 2010-01-12 Doug Kwan <dougkwan@google.com>
3174 * arm.cc (Cortex_a8_reloc): New class.
3175 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3176 and cortex_a8_relocs_info_.
3177 (Target_arm::fix_cortex_a8): New method definition.
3178 (Target_arm::Cortex_a8_relocs_info): New type.
3179 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3180 New data member declarations.
3181 (Target_arm::scan_reloc_for_stub): Record information about
3182 relocations for THUMB branches that might be exempted from the
3183 Cortex-A8 workaround.
3184 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3185 at the beginning of a relaxation pass.
3187 2010-01-12 Doug Kwan <dougkwan@google.com>
3189 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3190 (Arm_relobj::Mapping_symbol_position,
3191 Arm_reloj::Mapping_symbol_position_less,
3192 Arm_relobj::Mapping_symbols_info): New types.
3193 (Target_arm::is_mapping_symbol_name): New method definition.
3194 (Arm_relobj::do_count_local_symbols): Save information about mapping
3197 2010-01-11 Doug Kwan <dougkwan@google.com>
3199 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3200 Arm_relocate_functions::thumb32_branch_upper,
3201 Arm_relocate_functions::thumb32_branch_lower,
3202 Arm_relocate_functions::thumb32_cond_branch_offset,
3203 Arm_relocate_functions::thumb32_cond_branch_upper,
3204 Arm_relocate_functions::thumb32_cond_branch_lower,
3205 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3206 branch offset encoding.
3207 (Arm_relocate_functions::thumb_branch_common): Use new branch
3208 offset encoding methods to avoid code duplication.
3209 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3210 (Stub_addend_reader::operator()): Use new branch encoding method
3211 to avoid code duplication.
3213 2010-01-11 Doug Kwan <dougkwan@google.com>
3215 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3216 (Target_arm::do_finalize_sections): Define special EXIDX section
3217 symbols only if referenced.
3218 * gc.h (Garbage_collection::add_reference): New method.
3219 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3222 2010-01-11 Ian Lance Taylor <iant@google.com>
3224 * script.cc (Version_script_info::build_expression_list_lookup):
3225 Change complaing about duplicate wildcard match from error to
3228 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3230 (Version_script_info::Version_script_info): Initialize globs_,
3231 default_version_, default_is_global_, and exact_. Don't
3232 initialize globals_ or locals_.
3233 (Version_script_info::build_lookup_tables): Build local symbols
3235 (Version_script_info::unquote): New function.
3236 (Version_script_info::add_exact_match): New function.
3237 (Version_script_info::build_expression_list_lookup): Remove lookup
3238 parameter. Add is_global parameter. Change all callers. Handle
3239 wildcard pattern specially. Unquote pattern. Call
3241 (Version_script_info::get_name_to_match): New function.
3242 (Version_script_info::get_symbol_version): New function.
3243 (Version_script_info::get_symbol_version_helper): Remove.
3244 (Version_script_info::check_unmatched_names): Call unquote.
3245 * script.h (class Version_script_info): Change get_symbol_version
3246 to be non-inline and add is_global parameter; change all callers.
3247 Rewrite symbol_is_local. Update declarations. Define struct
3248 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3249 Remove globals_ and locals_ members. Add exact_, globs_,
3250 default_version_, is_global_.
3251 (Version_script_info::Glob): Remove pattern, add expression and
3252 is_global. Update constructor. Change all callers.
3253 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3255 (Versions::symbol_section_contents): If a symbol is undefined, or
3256 defined in a dynamic object, set the version index to
3258 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3260 (Symbol_table::add_from_pluginobj): Likewise.
3261 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3263 2010-01-11 Doug Kwan <dougkwan@google.com>
3265 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3266 (incremental_dump_LDADD): Add linking option for libintl.
3267 * Makefile.in: Regenerate.
3269 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3272 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3274 * testsuite/Makefile.in: Regenerated.
3276 2010-01-10 Doug Kwan <dougkwan@google.com>
3278 * options.h (DEFINE_var): Use parentheses around argument varname__
3279 in macro body to avoid any unintended subsequent substitutions.
3281 2010-01-10 Ian Lance Taylor <iant@google.com>
3283 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3284 candidates before doing symbol resolution.
3286 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3287 ODR candidates if only one is weak.
3289 2010-01-08 Ian Lance Taylor <iant@google.com>
3291 * script.cc (Version_script_info::build_expression_list_lookup):
3292 Don't warn about ambiguous version, just record the ambiguity.
3293 (Version_script_info::get_symbol_version_helper): Give error if
3294 version is ambiguous.
3296 2010-01-08 Doug Kwan <dougkwan@google.com>
3298 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3299 prev_data_size_ and prev_addralign_. Remove initializer for
3300 deleted data member has_been_changed_.
3301 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3302 to determine if the table is empty.
3303 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3305 (Stub_table::add_reloc_stub): Define method in class definition
3306 instead of just declaring it there.
3307 (Stub_table::add_cortex_a8_stub): New method definition.
3308 (Stub_table::update_data_size_and_addralign): Ditto.
3309 (Stub_table::finalize_stubs): Ditto.
3310 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3311 (Stub_table::do_addralign_): Return address alignment in the
3312 (Stub_table::do_reset_address_and_file_offset): Define method in
3313 class definition instead of declaring it there. Set current data
3314 size to be the data size of the previous pass.
3315 (Stub_table::set_final_data_size): Use current data size as the
3317 (Stub_table::relocate_stub): Change parameter type of stub from
3318 Reloc_stub pointer to Stub pointer.
3319 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3320 (Stub_table::Cortex_a8_stub_list): New typedef.
3321 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3322 Stub_table::prev_addralign_): New data member.
3323 (Arm_relobj::Arm_relobj): Initialize data member
3324 section_has_cortex_a8_workaround_.
3325 (Arm_relobj::section_has_cortex_a8_workaround,
3326 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3328 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3330 (Target_arm::relocate_stub): Change parameter type of stub from
3331 Reloc_stub pointer to Stub pointer.
3332 (Insn_template::size, Insn_template::alignment): Handle
3333 THUMB16_SPECIAL_TYPE.
3334 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3335 Stub_table::update_data_size_and_addralign,
3336 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3338 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3339 (Stub_table::do_write): Ditto.
3340 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3342 2010-01-08 Ian Lance Taylor <iant@google.com>
3345 * symtab.h (class Symbol): Remove fields is_target_special_ and
3346 has_plt_offset_. Add field is_defined_in_discarded_section_.
3347 (Symbol::is_defined_in_discarded_section): New function.
3348 (Symbol::set_is_defined_in_discarded_section): New function.
3349 (Symbol::has_plt_offset): Rewrite.
3350 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3351 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3352 Don't initialize is_target_special_ or has_plt_offset_.
3353 Initialize is_defined_in_discarded_section_.
3354 (Symbol_table::add_from_relobj): If appropriate, set
3355 is_defined_in_discarded_section.
3356 * resolve.cc (Symbol::override_base_with_special): Don't test
3357 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3358 * target-reloc.h (relocate_section): Do special handling for
3359 symbols defined in discarded sections for global symbols as well
3362 2010-01-08 Ian Lance Taylor <iant@google.com>
3364 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3365 the SHT_SYMTAB case.
3367 2010-01-08 Ian Lance Taylor <iant@google.com>
3369 * object.cc (Sized_relobj::do_layout): Don't get confused if
3370 layout_eh_frame returns NULL.
3372 2010-01-08 Ian Lance Taylor <iant@google.com>
3375 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3376 dynamic symbol table, use the normal symbol table.
3377 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3380 2010-01-08 Ian Lance Taylor <iant@google.com>
3383 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3386 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3388 * version.cc (print_version): Change to "Copyright 2010".
3390 2010-01-08 Ian Lance Taylor <iant@google.com>
3394 * i386.cc (class Target_i386): Change return type of plt_section
3396 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3397 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3398 tls_desc_rel_ field.
3399 (Output_data_plt_i386::rel_tls_desc): New function.
3400 (Target_i386::rel_tls_desc_section): New function.
3401 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3402 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3403 R_386_TLS_DESC reloc in rel_tls_desc_section.
3404 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3405 Define struct Tlsdesc_info.
3406 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3407 (Target_x86_64::do_reloc_symbol_index): New function.
3408 (Target_x86_64::add_tlsdesc_info): New function.
3409 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3410 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3412 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3414 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3415 (Target_x86_64::rela_tlsdesc_section): New function.
3416 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3418 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3419 (Target_x86_64::do_reloc_addend): New function.
3420 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3421 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3422 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3423 (Output_reloc::type): New function.
3424 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3425 (Output_reloc::is_target_specific): New function.
3426 (Output_reloc::target_arg): New function.
3427 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3428 absolute relocs and target specific relocs.
3429 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3430 add_target_specific.
3431 (class Output_data_reloc) [SHT_RELA]: Likewise.
3432 * output.cc (Output_reloc::Output_reloc): Add four new versions
3433 for absolute relocs and target specific relocs.
3434 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3435 (Output_reloc::get_symbol_index): Likewise.
3436 (Output_reloc::local_section_offset): Check that local_sym_index_
3437 is not TARGET_CODE or 0.
3438 (Output_reloc::symbol_value): Likewise.
3439 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3441 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3442 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3444 * layout.cc (add_target_dynamic_tags): Use output section for
3445 DT_PLTRELSZ and DT_JMPREL.
3447 2010-01-07 Ian Lance Taylor <iant@google.com>
3450 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3452 (class Output_data_reloc_generic): Define.
3453 (class Output_data_reloc_base): Change base class to
3454 Output_data_reloc_generic. Change add() method to call
3455 bump_relative_reloc_count for a relative reloc. Remove
3457 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3459 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3460 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3462 * layout.h (class Layout): Update declaration.
3464 2010-01-07 Ian Lance Taylor <iant@google.com>
3466 * output.h (class Output_data): Add const version of
3467 output_section and do_output_section.
3468 (class Output_section_data): Add const version of
3470 (class Output_section): Likewise.
3471 * layout.cc (Layout::add_target_dynamic_tags): New function.
3472 * layout.h (class Layout): Update declarations.
3473 * arm.cc (Target_arm::do_finalize_sections): Use
3474 add_target_dynamic_tags.
3475 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3476 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3477 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3478 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3480 2010-01-07 Ian Lance Taylor <iant@google.com>
3483 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3486 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3487 Ian Lance Taylor <iant@google.com>
3490 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3491 Xindex::read_symtab_xindex.
3493 2010-01-07 Doug Kwan <dougkwan@google.com>
3495 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3496 (Insn_template::thumb16_bcond_insn): New method declaration.
3497 (Insn_template): Fix spelling.
3498 (Stub::thumb16_special): New method declaration.
3499 (Stub::do_write): Define virtual method which was previously pure
3501 (Stub::do_thumb16_special): New method declaration.
3502 (Stub::do_fixed_endian_write): New template member.
3503 (Reloc_stub::do_write): Remove.
3504 (Reloc_stub::do_fixed_endian_write): Remove.
3505 (Cortex_a8_stub): New class definition.
3506 (Stub_factory::make_cortex_a8_stub): New method definition.
3507 (Stub_factory::Stub_factory): Add missing static storage class
3508 qualifier for elf32_arm_stub_a8_veneer_blx.
3510 2010-01-07 Ian Lance Taylor <iant@google.com>
3513 * options.h (class General_options): Add --warn-unresolved-symbols
3514 and --error-unresolved-symbols.
3515 * errors.cc (Errors::undefined_symbol): Implement
3516 --warn-unresolved-symbols.
3518 * options.h (class General_options): Add -z text and -z textoff.
3519 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3521 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3523 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3524 (Garbage_collection::cident_sections): New function.
3525 (Garbage_collection::add_cident_section): New function.
3526 (Garbage_collection::cident_sections_): New member.
3527 (gc_process_relocs): Add references to sections whose names are C
3529 * gold.h (cident_section_start_prefix): New constant.
3530 (cident_section_stop_prefix): New constant.
3531 (is_cident): New function.
3532 * layout.cc (Layout::define_section_symbols): Replace string constants
3533 with the newly defined constants.
3534 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3536 * testsuite/Makefile.am: Add gc_orphan_section_test.
3537 * testsuite/Makefile.in: Regenerate.
3538 * testsuite/gc_orphan_section_test.cc: New file.
3539 * testsuite/gc_orphan_section_test.sh: New file.
3541 2010-01-06 Ian Lance Taylor <iant@google.com>
3544 * options.h (class General_options): Add --warn-shared-textrel.
3545 * layout.cc (Layout::finish_dynamic_section): Implement
3546 --warn-shared-textrel.
3549 * options.h (class General_options): Add --warn-multiple-gp.
3551 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3553 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3554 $(THREADSLIB) and $(LIBDL).
3555 * Makefile.in: Rebuild.
3557 2010-01-06 Ian Lance Taylor <iant@google.com>
3560 * options.cc (General_options::parse_section_start): New function.
3561 (General_options::section_start): New function.
3562 (General_options::General_options): Initialize all members.
3563 * options.h: Include <map>
3564 (class General_options): Add --section-start. Add section_starts_
3566 * layout.cc (Layout::attach_allocated_section_to_segment): If
3567 --section-start was used, set the address of the segment. Remove
3568 local sort_sections.
3569 (Layout::relaxation_loop_body): If the address of the load segment
3570 has been set by --section-start, don't use it.
3571 * output.h (Output_segment::update_flags_for_output_section): New
3573 * output.cc (Output_segment::add_output_section): Call
3574 update_flags_for_output_section.
3576 2010-01-05 Ian Lance Taylor <iant@google.com>
3579 * options.h (class General_options): Add --undefined-version.
3580 * script.cc (struct Version_expression): Add was_matched_by_symbol
3582 (Version_script_info::matched_symbol): New function.
3583 (Version_script_info::get_symbol_version_helper): Call
3585 (Version_script_info::check_unmatched_names): New function.
3586 * script.h (class Version_script_info): Update declarations.
3587 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3589 * options.h (class General_options): Use DEFINE_bool_alias for
3590 allow_multiple_definition.
3591 * resolve.cc (Symbol_table::should_override): Don't test
3592 allow_multiple_definition.
3595 * options.h (class General_options): Add --cref.
3596 * main.cc (main): Print cref table if --cref. Don't close mapfile
3597 until after printing cref table.
3598 * cref.cc: Include "symtab.h".
3599 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3600 (Cref_table_compare::operator()): New function.
3601 (Cref_inputs::gather_cref): New function.
3602 (filecol): New static const.
3603 (Cref_inputs::print_cref): New function.
3604 (Cref::print_cref): New function.
3605 * cref.h: Include <cstdio>.
3606 (class Cref): Update declarations.
3607 * mapfile.h (Mapfile::file): New function.
3608 * object.h (class Object): Define Symbols. Declare virtual
3609 do_get_global_symbols.
3610 (Object::get_global_symbols): New function.
3611 * object.cc (Input_objects::add_object): Pass object to cref_ if
3613 (Input_objects::archive_start): Likewise.
3614 (Input_objects::archive_stop): Likewise.
3615 (Input_objects::print_cref): New function.
3616 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3617 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3619 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3621 * plugin.h (class Sized_pluginobj): Update declarations.
3623 2010-01-05 Ian Lance Taylor <iant@google.com>
3625 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3626 to is_default_version. Rename insdef to insdefault.
3627 (Symbol_table::add_from_relobj): Rename def to is_default_version
3628 and local to is_forced_local.
3629 (Symbol_table::add_from_pluginobj): Likewise.
3630 (Symbol_table::add_from_dynobj): Likewise.
3631 (Symbol_table::define_special_symbol): Rename insdef to
3634 2010-01-04 Ian Lance Taylor <iant@google.com>
3637 * options.h (class General_options): Add
3638 --allow-multiple-definition and -z muldefs.
3639 * resolve.cc (Symbol_table::should_override): Don't warn about a
3640 multiple symbol definition if --allow-multiple-definition or -z
3644 * options.h (class General_options): Add --add-needed and
3645 --copy-dt-needed-entries. Tweak --as-needed help entry.
3646 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3647 error if --copy-dt-needed-entries aka --add-needed is used and
3648 would cause a change in behaviour.
3651 * options.h (class General_options): Add -G as a short version of
3652 --shared. Add no-op options -assert, -g, and -i.
3654 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3656 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3657 check for .text or .gnu.linkonce.t sections.
3658 * icf.cc (Icf::find_identical_sections): Ditto.
3659 Change the detection for mangled function name within the section
3661 * icf.h (is_section_foldable_candidate): New function.
3663 2009-12-30 Ian Lance Taylor <iant@google.com>
3666 * options.h (class General_options): Permit two dashes with
3667 --retain-symbols-file.
3669 2009-12-30 Ian Lance Taylor <iant@google.com>
3672 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3673 don't put the file header and segment headers in the text
3677 * common.cc (Sort_commons::operator()): Stabilize sort when both
3679 (Symbol_table::do_allocate_commons_list): When allocating common
3680 symbols, skip a symbol which is no longer common.
3681 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3682 an object before checking its type.
3683 * testsuite/common_test_2.c: New file.
3684 * testsuite/common_test_3.c: New file.
3685 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3686 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3687 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3688 (common_test_2_pic.o, common_test_2.so): New targets.
3689 (common_test_3_pic.o, common_test_3.so): New targets.
3690 * testsuite/Makefile.in: Rebuild.
3693 * script.cc (read_input_script): If we see a new SECTIONS clause,
3694 and we have added an input section, give an error.
3695 * layout.h (class Layout): Add have_added_input_section function.
3696 Add have_added_input_section_ field.
3697 * layout.cc (Layout::Layout): Initialize
3698 have_added_input_section_.
3699 (Layout::layout): Set have_added_input_section_.
3700 (Layout::layout_eh_frame): Likewise.
3702 2009-12-30 Ian Lance Taylor <iant@google.com>
3705 * options.h (class General_options): Add --sort-common option.
3706 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3707 * common.cc (Sort_common): Add sort_order parameter to
3708 constructor. Add sort_order_ field.
3709 (Sort_commons::operator): Check sort_order_.
3710 (Symbol_table::allocate_commons): Determine the sort order.
3711 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3713 (Symbol_table::do_allocate_commons_list): Likewise.
3715 2009-12-30 Ian Lance Taylor <iant@google.com>
3718 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3719 symbols from this object, don't change the visibility of an
3721 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3723 2009-12-30 Ian Lance Taylor <iant@google.com>
3726 * script.h (class Version_script_info): Define Language enum.
3727 Update declarations. Define Glob, Exact, and Lookup types. Add
3728 new fields globals_, locals_, and is_finalized_.
3729 * script.cc: Various formatting fixes.
3730 (class Parser_closure): Change language_stack_ from a vector of
3731 std::string to one of Version_script_info::Language. Adjust all
3733 (class Lazy_demangler): Remove.
3734 (struct Version_expression): Change language from std::string to
3735 Version_script_info::Language.
3736 (Version_script_info::Version_script_info): New function.
3737 (Version_script_info::~Version_script_info): Don't call clear.
3738 (Version_script_info::finalize): New function.
3739 (Version_script_info::build_lookup_tables): New function.
3740 (Version_script_info::build_expression_list_lookup): New
3742 (Version_script_info::get_symbol_version_helper): Rewrite to use
3744 (Version_script_info::print_expression_list): Adjust to use
3745 Version_script_info::Language.
3746 (script_push_lex_into_version_mode): Check that the version script
3747 has not been finalized.
3748 (version_script_push_lang): Change language string to
3749 Version_script_info::Language.
3750 * options.cc (Command_line::version_script): New function.
3751 * options.h (class General_options): Add finalize_dynamic_list
3752 function. Change version_script from declaration to definition.
3753 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3754 * testsuite/version_script.map: Remove duplicate def of foo.
3755 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3757 * testsuite/Makefile.in: Rebuild.
3759 2009-12-30 Ian Lance Taylor <iant@google.com>
3762 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3763 if the input symbol index is 0, make the output symbol index 0.
3765 2009-12-30 Ian Lance Taylor <iant@google.com>
3768 * options.h (class General_options): Add -x/--discard-all.
3769 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3770 --discard-all. If the local symbol needs a dynamic entry, check
3771 that before handling --discard-locals.
3773 2009-12-30 Ian Lance Taylor <iant@google.com>
3776 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3778 (Output_segment::add_output_section): Don't change the flags if
3782 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3783 GNU hash table if they need a dynamic value. Otherwise, don't add
3784 them if they are defined in a dynamic object or are forced local.
3786 2009-12-29 Ian Lance Taylor <iant@google.com>
3789 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3790 .gnu.hash table for a 32-bit target.
3793 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3794 regular and a dynamic object only needs a dynamic symbol table
3795 entry if it is externally visible.
3798 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3799 constructor. Add global_offset_table_ field.
3800 (Target_i386::got_section): Set global_offset_table_.
3801 (Target_i386::do_finalize_sections): Set global_offset_table_
3803 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3804 in constructor. Add global_offset_table_ field.
3805 (Target_x86_64::got_section): Set global_offset_table_.
3806 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3809 * layout.cc (Layout::Layout): Initialize increase_relro_.
3810 (Layout::get_output_section): Add is_relro, is_last_relro, and
3811 is_first_non_relro parameters. Change all callers.
3812 (Layout::choose_output_section): Likewise.
3813 (Layout::add_output_section_data): Likewise.
3814 (Layout::make_output_section): Likewise.
3815 (Layout::set_segment_offsets): Clear increase_relro when using a
3817 * layout.h (class Layout): Add increase_relro method. Add
3818 increase_relro_ field. Update declarations.
3819 * output.cc (Output_section::Output_section): Initialize
3820 is_last_relro_ and is_first_non_relro_.
3821 (Output_segment::add_output_section): Group relro sections is
3822 do_sort is true. Handle is_last_relro and is_first_non_relro.
3823 (Output_segment::maximum_alignment): Remove relro handling.
3824 (Output_segment::set_section_addresses): Add increase_relro
3825 parameter. Change all callers. Add initial alignment to align
3826 relro sections on separate page. Remove old relro handling.
3827 (Output_segment::set_section_list_addresses): Remove in_relro
3828 parameter. Change all callers.
3829 (Output_segment::set_offset): Add increase parameter. Change all
3830 callers. Remove old relro handling.
3831 * output.h (class Output_section): Add new methods: is_last_relro,
3832 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3833 Add is_last_relro_ and is_first_non_relro_ fields.
3834 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3835 Create separate .got.plt section. Call increase_relro.
3836 * x86_64.cc (Target_x86_64::got_section): Likewise.
3837 * testsuite/relro_script_test.t: Add .got.plt.
3840 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3841 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3842 (Layout::finalize): Call set_dynamic_symbol_size.
3843 (Layout::set_dynamic_symbol_size): New function.
3844 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3845 set_dynamic_symbol_size.
3848 * output.h (class Output_section): Add is_entsize_zero_ field.
3849 * output.cc (Output_section::Output_section): Initialize
3851 (Output_section::set_entsize): If two different entsizes are
3852 requested, force it to zero.
3853 (Output_section::add_input_section): Set flags for .debug_str
3854 before updating section flags. Set entsize.
3855 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3856 and SHF_STRING if all input sections have those flags.
3858 2009-12-29 Rafael Espindola <espindola@google.com>
3860 * main.cc (main): Fix the sys time reporting.
3861 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3864 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3866 * options.cc (General_options::parse_version): Allow -v to exit
3867 without an error if there is nothing to link.
3869 2009-12-29 Ian Lance Taylor <iant@google.com>
3871 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3872 using a version of gcc before 4.1.
3873 * configure: Rebuild.
3875 2009-12-28 Chris Demetriou <cgd@google.com>
3877 * attributes.cc (Output_attributes_section_data::do_write): Use
3878 std::vector::front rather than std::vector::data.
3880 2009-12-28 Ian Lance Taylor <iant@google.com>
3882 * symtab.h (class Symbol_table): Add enum Defined.
3883 * resolve.cc (Symbol_table::should_override): Add defined
3884 parameter. Change all callers. Test whether object is NULL
3885 before calling a method on it.
3886 (Symbol_table::report_resolve_problem): Add defined parameter.
3888 (Symbol_table::should_override_with_special): Likewise.
3889 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3890 parameter. Change all callers.
3891 (Symbol_table::do_define_in_output_data): Likewise.
3892 (Symbol_table::define_in_output_segment): Likewise.
3893 (Symbol_table::do_define_in_output_segment): Likewise.
3894 (Symbol_table::define_as_constant): Likewise.
3895 (Symbol_table::do_define_as_constant): Likewise.
3896 * script.h (class Symbol_assignment): Add is_defsym parameter to
3897 constructor; change all callers.
3898 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3899 parameter. Change all callers. Add is_defsym_ field.
3900 (class Parser_closure): Add parsing_defsym parameter to
3901 constructor; change all callers. Add parsing_defsym accessor
3902 function. Add parsing_defsym_ field.
3904 2009-12-28 Ian Lance Taylor <iant@google.com>
3906 * gold.cc (queue_middle_tasks): Fix formatting.
3907 * object.cc (Relobj::is_section_name_included): Likewise.
3909 2009-12-23 Ian Lance Taylor <iant@google.com>
3911 * i386.cc (Target_i386::do_calls_non_split): Recognize
3912 -fsplit-stack prologue for a function with a static chain.
3913 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3914 -fsplit-stack prologue when using %r11.
3916 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3918 * options.cc (General_options::parse_version): Make -v continue and do
3919 the link like GNU ld does.
3921 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3923 * Makefile.am (CCFILES): Add timer.cc.
3924 (HFILES): Add timer.h.
3925 * configure.ac: Check for sysconf and times.
3926 * main.cc: include timer.h.
3927 (main): Use Timer instead of get_run_time.
3930 * workqueue.cc: include timer.h.
3931 (Workqueue::find_and_run_task):
3932 Report user, sys and wall time.
3933 * Makefile.in: Regenerate.
3934 * config.in: Regenerate.
3935 * configure: Regenerate.
3937 2009-12-16 Doug Kwan <dougkwan@google.com>
3939 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3941 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3942 relaxed input sections.
3943 * output.cc (Output_section::find_relaxed_input_section): Change
3944 return type to Output_relaxed_input_section pointer. Adjust code
3945 for new type of relaxed_input_section_map_.
3946 * output.h (Output_section::find_relaxed_input_section): Change
3947 return type to Output_relaxed_input_section pointer.
3948 (Output_section::Output_relaxed_input_section_by_input_section_map):
3950 (Output_section::relaxed_input_section_map_): Change type to
3951 Output_section::Output_relaxed_input_section_by_input_section_map.
3952 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3955 2009-12-15 Ian Lance Taylor <iant@google.com>
3957 * layout.cc (Layout::create_shstrtab): Only write out after input
3958 sections if we are compressing debug sections.
3960 2009-12-15 Ian Lance Taylor <iant@google.com>
3962 * archive.cc (Archive::add_symbols): Only look up a symbol without
3963 a version if there is, in fact, a version.
3965 2009-12-14 Ian Lance Taylor <iant@google.com>
3967 Revert -Wshadow changes, all changes from:
3968 2009-12-11 Doug Kwan <dougkwan@google.com>
3969 2009-12-11 Nick Clifton <nickc@redhat.com>
3970 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3972 2009-12-11 Doug Kwan <dougkwan@google.com>
3974 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3976 * attributes.cc (Object_attribute::size): Ditto.
3977 (Attributes_section_data::size): Ditto.
3978 (Attributes_section_data::Attributes_section_data): Ditto.
3979 (Output_attributes_section_data::do_write): Ditto.
3980 * attributes.h (Object_attribute::set_type): Ditto.
3981 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3983 2009-12-11 Nick Clifton <nickc@redhat.com>
3985 * archive.cc: Fix shadowed variable warnings.
3987 * compressed_output.cc: Likewise.
3988 * compressed_output.h: Likewise.
3989 * configure: Likewise.
3990 * dwarf_reader.cc: Likewise.
3991 * dynobj.cc: Likewise.
3992 * dynobj.h: Likewise.
3993 * ehframe.cc: Likewise.
3994 * ehframe.h: Likewise.
3995 * errors.cc: Likewise.
3996 * expression.cc: Likewise.
3997 * fileread.cc: Likewise.
3998 * fileread.h: Likewise.
3999 * freebsd.h: Likewise.
4000 * i386.cc: Likewise.
4002 * incremental.h: Likewise.
4003 * layout.cc: Likewise.
4004 * layout.h: Likewise.
4005 * mapfile.cc: Likewise.
4006 * merge.cc: Likewise.
4007 * merge.h: Likewise.
4008 * object.cc: Likewise.
4009 * object.h: Likewise.
4010 * options.h: Likewise.
4011 * output.cc: Likewise.
4012 * output.h: Likewise.
4013 * parameters.cc: Likewise.
4014 * plugin.cc: Likewise.
4015 * powerpc.cc: Likewise.
4016 * reduced_debug_output.cc: Likewise.
4017 * reduced_debug_output.h: Likewise.
4018 * reloc.cc: Likewise.
4019 * reloc.h: Likewise.
4020 * resolve.cc: Likewise.
4021 * script-sections.cc: Likewise.
4022 * script.cc: Likewise.
4023 * script.h: Likewise.
4024 * sparc.cc: Likewise.
4025 * symtab.cc: Likewise.
4026 * symtab.h: Likewise.
4027 * target-select.cc: Likewise.
4028 * target-select.h: Likewise.
4029 * token.h: Likewise.
4030 * workqueue.cc: Likewise.
4031 * workqueue.h: Likewise.
4032 * x86_64.cc: Likewise.
4034 2009-12-10 Doug Kwan <dougkwan@google.com>
4036 * arm.cc (attributes.h): New include.
4037 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4038 (Arm_relobj::~Arm_relobj): Delete object pointed by
4039 attributes_section_data_.
4040 (Arm_relobj::attributes_section_data): New method definition.
4041 (Arm_relobj::attributes_section_data_): New data member declaration.
4042 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4043 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4044 attributes_section_data_.
4045 (Arm_dynobj::attributes_section_data): New method definition.
4046 (Arm_dynobj::attributes_section_data_): New data member declaration.
4047 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4048 initialization value of may_use_blx_ to false.
4049 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4050 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4051 object attributes to compute results instead of hard-coding.
4052 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4053 Target_arm::get_secondary_compatible_arch,
4054 Target_arm::set_secondary_compatible_arch
4055 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4056 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4057 New method declarations.
4058 (Target_arm::get_aeabi_object_attribute): New method definition.
4059 (Target_arm::attributes_section_data_): New data member declaration.
4060 (read_arm_attributes_section): New template definition.
4061 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4062 (Arm_dynobj::do_read_symbols): Ditto.
4063 (Target_arm::do_finalize_sections): Merge attributes sections from
4064 input. Check for BLX use after attributes section merging.
4065 Fix __exidx_start and __exidx_end visibility. Create an
4066 .ARM.attributes section if necessary.
4067 (Target_arm::get_secondary_compatible_arch,
4068 Target_arm::set_secondary_compatible_arch,
4069 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4070 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4071 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4072 New method definitions.
4074 2009-12-09 Ian Lance Taylor <iant@google.com>
4076 * plugin.cc (Plugin::load): Don't cast from void* to a function
4079 2009-12-09 Ian Lance Taylor <iant@google.com>
4081 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4084 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4086 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4087 Replace two_file_shared_1.so with two_file_shared_2.so.
4088 * testsuite/Makefile.in: Regenerated.
4090 2009-12-08 Doug Kwan <dougkwan@google.com>
4092 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4093 (HFILES): Add attributes.h and int_encoding.h.
4094 * Makefile.in: Regenerate.
4095 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4096 function definitions to int_encoding.cc
4097 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4098 prototypes to int_encoding.h
4099 * reduced_debug_output.cc (int_encoding.h): New include.
4100 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4101 function definitions to int_encoding.cc
4102 (insert_into_vector, read_from_pointer): Move template definitions to
4104 * attributes.cc: New file.
4105 * attributes.h: New file.
4106 * int_encoding.cc: New file.
4107 * int_encoding.h: New file.
4109 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4112 * incremental-dump.cc (dump_incremental_inputs): New.
4113 (main): Use dump_incremental_inputs.
4115 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4118 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4119 checking elfcpp::STT_FUNC.
4120 (Target_i386::Relocate::relocate): Likewise.
4121 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4123 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4124 symbols from shared libraries into normal FUNC symbols.
4126 * symtab.h (Symbol): Add is_func and use it.
4128 2009-12-05 Doug Kwan <dougkwan@google.com>
4130 * arm.cc (Target_arm::arm_info): Initialize new fields
4131 attributes_section and attributes_vendor.
4132 * i386.cc (Target_i386::i386_info): Same.
4133 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4134 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4135 fields attributes_section and attributes_vendor.
4136 * sparc.cc (Target_sparc::sparc_info): Same.
4137 * target.h (Target::attributes_section, Target::attributes_vendor,
4138 Target::is_attributes_section, Target::attribute_arg_type,
4139 Target::attributes_order): New method definitions.
4140 (Target::Target_info::attributes_section,
4141 Target::Target_info::attributes_vendor): New fields.
4142 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4143 virtual method definitions.
4144 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4145 attributes_section and attributes_vendor.
4146 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4148 2009-12-05 Doug Kwan <dougkwan@google.com>
4150 * arm.cc: Update comments about interworking and stub generation.
4151 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4152 considered as non-PIC.
4153 (Arm_relocate_functions::base_abs): Fix formatting.
4154 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4155 of function to use GOT entry address instead of offset.
4156 (Target_arm::Scan::global): Issue an error if a symbol would need a
4157 PLT does not get one because it is untyped. Remove code to create
4158 dynamic symbols for relative branches.
4159 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4160 takes unsigned integer instead of boolean.
4162 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4164 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4165 (two_file_test_LDADD): Likewise.
4166 (common_test_1_LDADD): Likewise.
4167 (exception_test_LDADD) Likewise.
4168 (weak_test_LDADD): Likewise.
4169 (many_sections_test_LDADD): Likewise.
4170 (initpri1_LDADD): Likewise.
4171 (script_test_1_LDADD): Likewise.
4172 (script_test_2_LDADD): Likewise.
4173 (justsyms_LDADD): Likewise.
4174 (binary_test_LDADD): Likewise.
4175 (large_LDADD): Likewise.
4176 * testsuite/Makefile.in: Regenerated.
4178 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4180 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4181 (Symbol_table::override_with_special): Likewise.
4182 (Symbol_table::add_from_object): Likewise.
4184 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4186 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4187 Don't set the data_offset twice.
4189 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4191 * testsuite/Makefile.in: Regenerate.
4193 2009-12-03 Doug Kwan <dougkwan@google.com>
4195 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4196 (Target_arm::do_finalize_sections): Add parameter for symbol table
4197 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4198 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4199 parameter for symbol table pointer.
4200 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4201 an additional parameter for a pointer to symbol table.
4202 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4203 parameter for a symbol table pointer.
4204 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4205 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4207 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4208 parameter for a symbol table pointer.
4210 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4212 * incremental.cc (Incremental_inputs_header)
4213 (Incremental_inputs_header_write, Incremental_inputs_entry)
4214 (Incremental_inputs_entry_write): Move ...
4215 * incremental.h (Incremental_inputs_header)
4216 (Incremental_inputs_header_write, Incremental_inputs_entry)
4217 (Incremental_inputs_entry_write): here.
4219 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4221 * incremental.cc (make_sized_incremental_binary): Set the target.
4222 Error if it is incompatible.
4223 * output.h (Output_file): Add filename method.
4225 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4227 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4228 from the get_* methods.
4230 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4232 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4233 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4234 Write 0 for the data_offset of scripts.
4236 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4238 * testsuite/Makefile.am: Add the incremental_test.sh test.
4239 * testsuite/incremental_test.sh: New.
4240 * testsuite/incremental_test_1.c: New.
4241 * testsuite/incremental_test_2.c: New.
4243 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4245 * incremental-dump.cc (main): Fix typos.
4247 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4250 * incremental-dump.cc (main): Use llu to print 64 bit values.
4252 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4253 H.J. Lu <hongjiu.lu@intel.com>
4255 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4257 (incremental_dump_LDADD): Likewise.
4258 * Makefile.in: Regenerated.
4260 2009-11-25 Doug Kwan <dougkwan@google.com>
4264 2009-11-25 Doug Kwan <dougkwan@google.com>
4266 * arm.cc (Target_arm::Target_arm): Move method definition
4267 outside of class definition. Add code to handle
4268 --target1-rel, --target1-abs and --target2= options.
4269 (Target_arm::get_reloc_reloc_type): Change method to be
4270 non-static and const.
4271 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4272 New data member declaration.
4273 (Target_arm::Scan::local, Target_arm::Scan::global,
4274 Target_arm::Relocate::relocate,
4275 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4276 Adjust call to Target_arm::get_real_reloc_type.
4277 (Target_arm::get_real_reloc_type): Use command line options
4278 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4279 * options.h (--target1-rel, --target1-abs, --target2): New
4282 2009-11-25 Doug Kwan <dougkwan@google.com>
4284 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4285 class definition. Add code to handle --target1-rel, --target1-abs
4286 and --target2= options.
4287 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4289 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4291 (Target_arm::Scan::local, Target_arm::Scan::global,
4292 Target_arm::Relocate::relocate,
4293 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4294 call to Target_arm::get_real_reloc_type.
4295 (Target_arm::get_real_reloc_type): Use command line options to
4296 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4297 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4300 2009-11-25 Doug Kwan <dougkwan@google.com>
4302 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4303 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4304 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4306 (Arm_relocate_functions::thm_call): Replace body with a call to
4307 Arm_relocate_functions::thumb_branch_common.
4308 (Arm_relocate_functions::thm_jump24,
4309 Arm_relocate_functions::thm_xpc22): New method definitions.
4310 (Arm_relocate_functions::thumb_branch_common): New method definition.
4311 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4313 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4314 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4316 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4318 * Makefile.am: Build incremental-dump
4319 * Makefile.in: Regenerate.
4320 * incremental-dump.cc: New.
4321 * incremental.cc (Incremental_inputs_header_data,
4322 Incremental_inputs_entry_data): Move to incremental.h
4323 * incremental.h: (Incremental_inputs_header_data,
4324 Incremental_inputs_entry_data): Move from incremental.cc
4326 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4328 * incremental.cc (Incremental_inputs_header,
4329 Incremental_inputs_header_write, Incremental_inputs_entry,
4330 Incremental_inputs_entry_write): Add a typedef with the data type.
4332 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4334 * incremental.cc (Incremental_inputs_header,
4335 Incremental_inputs_header_write, Incremental_inputs_entry,
4336 Incremental_inputs_entry_write): Update comment about which
4337 type has the filed descriptions.
4339 2009-11-15 Doug Kwan <dougkwan@google.com>
4341 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4342 (Arm_relocate_functions::arm_branch_common): Change method defintion
4343 in class definition to a method declaration and update list of formal
4345 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4346 Arm_relocation_functions::jump24): Adjust call to
4347 Arm_relocate_functions::arm_branch_common. Update list of formal
4349 (Arm_relocate_functions::xpc25): New method definition.
4350 (Arm_relocate_functions::arm_branch_common): Move method defintion
4351 out from class definition. Use stubs for mode-switching and extending
4353 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4354 specially. Change code to enable use of stubs in ARM branches.
4356 2009-11-10 Doug Kwan <dougkwan@google.com>
4358 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4359 in method declaration.
4360 (Target_arm::relocate_stub): New method declaration.
4361 (Target_arm::default_target): Change to return a pointer instead of
4363 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4364 Target_arm::default_target.
4365 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4367 (Target_arm::relocate_section): Adjust view.
4368 (Target_arm::relocate_stub): New method definition.
4370 2009-11-10 Doug Kwan <dougkwan@google.com>
4372 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4374 * incremental.cc (open_incremental_binary): Initialized local
4375 variables to avoid warnings.
4376 * object.cc (make_elf_object): Ditto.
4377 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4380 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4383 * testsuite/plugin_test.c: Include "config.h".
4385 2009-11-09 Doug Kwan <dougkwan@google.com>
4387 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4388 (arm_symbol_value): Remove.
4389 (Arm_relocate_functions::arm_branch_common,
4390 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4391 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4392 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4393 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4394 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4395 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4396 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4397 Arm_relocate_functions::thm_mobw_abs_nc,
4398 Arm_relocate_functions::thm_mov_abs,
4399 Arm_relocate_functions::movw_prel_nc,
4400 Arm_relocate_functions::thm_movt_abs,
4401 Arm_relocate_functions::movt_prel,
4402 Arm_relocate_functions::thm_movw_prel_nc,
4403 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4404 (Target_arm::Relocate::relocate): Only decompose address into two
4405 parts if relocation type uses the thumb-bit and pass the actual
4406 bit instead of a flag indicating that the thumb-bit is used. Adjust
4407 calls to methods in Arm_relocate_functions for this change.
4409 2009-11-08 Ian Lance Taylor <iant@google.com>
4412 * reloc.cc: Instantiate
4413 Sized_relobj::initialize_input_to_output_maps and
4414 Sized_relobj:free_input_to_output_maps.
4416 2009-11-06 Ian Lance Taylor <iant@google.com>
4419 * defstd.cc (in_segment): Set only_if_ref true for "end".
4421 2009-11-06 Doug Kwan <dougkwan@google.com>
4423 * arm.cc (class Reloc_stub): Correct a comment.
4424 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4425 (Target_arm::scan_section_for_stubs): New method declaration.
4426 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4427 Change methods from private to protected.
4428 (Target_arm::do_may_relax): New method definition.
4429 (Target_arm::do_relax, Target_arm::group_sections,
4430 Target_arm::scan_reloc_for_stub,
4431 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4432 (Target_arm::arm_input_section_map_): New data member declaration.
4433 (Target_arm::scan_reloc_for_stub,
4434 Target_arm::scan_reloc_section_for_stubs,
4435 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4436 Target_arm::do_relax): New method definitions.
4438 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4440 * configure.ac: Check for (struct stat)::st_mtim
4441 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4442 * config.in: Regenerate.
4443 * configure: Regenerate.
4445 2009-11-05 Ian Lance Taylor <iant@google.com>
4448 * output.cc (Output_segment::add_output_section): Add missing
4451 2009-11-04 Ian Lance Taylor <iant@google.com>
4454 * object.h (class Object): Add is_needed and set_is_needed
4455 methods. Add is_needed_ field. Make bool fields into bitfields.
4456 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4457 defined in a dynamic object and referenced by a regular object,
4458 set is_needed for the dynamic object.
4459 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4460 if the file is marked with as_needed and it is not needed.
4462 2009-11-04 Ian Lance Taylor <iant@google.com>
4465 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4466 tags if data is discarded by linker script.
4467 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4468 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4469 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4470 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4472 2009-11-04 Ian Lance Taylor <iant@google.com>
4474 * layout.cc (Layout::get_output_section): Add is_interp and
4475 is_dynamic_linker_section parameters. Change all callers.
4476 (Layout::choose_output_section): Likewise.
4477 (Layout::make_output_section): Likewise.
4478 (Layout::add_output_section_data): Add is_dynamic_linker_section
4479 parameter. Change all callers.
4480 * layout.h (class Layout): Update declarations.
4481 * output.h (class Output_section): Add is_interp, set_is_interp,
4482 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4483 Add is_interp_, is_dynamic_linker_section_ fields. Change
4484 generate_code_fills_at_write_ to a bitfield.
4485 * output.cc (Output_section::Output_sections): Initialize new
4487 (Output_segment::add_output_section): Add do_sort parameter.
4490 2009-11-03 Ian Lance Taylor <iant@google.com>
4493 * options.h (class General_options): Add --warn-common.
4494 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4495 merging two common symbols.
4496 (Symbol_table::should_override): Handle --warn-common when merging
4497 a common symbol with a defined symbol. Use report_resolve_problem
4498 for multiple definitions.
4499 (Symbol_table::report_resolve_problem): New function.
4500 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4502 2009-11-03 Doug Kwan <dougkwan@google.com>
4504 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4506 (Target_arm::stub_factory): New method definition.
4507 (Target_arm::new_arm_input_section,
4508 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4509 Target_arm::reloc_uses_thumb_bit): New method declarations.
4510 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4511 New type definitions.
4512 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4513 member declarations.
4514 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4515 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4516 New method definitions.
4518 2009-11-03 Ian Lance Taylor <iant@google.com>
4520 * options.h (class General_options): Add --warn_constructors.
4522 2009-11-03 Ian Lance Taylor <iant@google.com>
4525 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4526 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4528 2009-11-03 Ian Lance Taylor <iant@google.com>
4531 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4532 --msgid-bugs-address.
4533 (install-pdf): New target.
4534 (install-data_yes): Look up one directory to find mkinstalldirs.
4536 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4538 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4541 2009-10-30 Doug Kwan <dougkwan@google.com>
4543 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4545 2009-10-30 Doug Kwan <dougkwan@google.com>
4547 * arm.cc (Stub_addend_reader): New struct template definition
4548 and partial specializations.
4549 (Stub_addend_reader::operator()): New method definition for a
4550 partially specialized template.
4552 2009-10-30 Doug Kwan <dougkwan@google.com>
4554 * arm.cc (Arm_relobj::processor_specific_flags): New method
4556 (Arm_relobj::do_read_symbols): New method declaration.
4557 (Arm_relobj::processor_specific_flags_): New data member declaration.
4558 (Arm_dynobj): New class definition.
4559 (Target_arm::do_finalize_sections): Add input_objects parameter.
4560 (Target_arm::do_adjust_elf_header): New method declaration.
4561 (Target_arm::are_eabi_versions_compatible,
4562 (Target_arm::merge_processor_specific_flags): New method declaration.
4563 (Target_arm::do_make_elf_object): New overloaded method definitions
4565 (Arm_relobj::do_read_symbols): New method definition.
4566 (Arm_dynobj::do_read_symbols): Ditto.
4567 (Target_arm::do_finalize_sections): Add input_objects parameters.
4568 Merge processor-specific flags from all input objects.
4569 (Target_arm::are_eabi_versions_compatible,
4570 Target_arm::merge_processor_specific_flags,
4571 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4572 New method definitions.
4573 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4574 Input_objects pointer type parameter.
4575 * layout.cc (Layout::finalize): Pass input objects to target's.
4576 finalize_sections function.
4577 * output.cc (Output_file_header::do_sized_write): Set ELF file
4578 header's processor-specific flags.
4579 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4580 Input_objects pointer type parameter.
4581 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4582 * target.h (Input_objects): New forward class declaration.
4583 (Target::processor_specific_flags,
4584 Target::are_processor_specific_flags_sect): New method definitions.
4585 (Target::finalize_sections): Add input_objects parameter.
4586 (Target::Target): Initialize processor_specific_flags_ and
4587 are_processor_specific_flags_set_.
4588 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4590 (Target::set_processor_specific_flags): New method definition.
4591 (Target::processor_specific_flags_,
4592 Target::are_processor_specific_flags_set_): New data member
4594 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4595 Input_objects pointer type parameter.
4597 2009-10-30 Doug Kwan <dougkwan@google.com>
4599 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4601 2009-10-28 Ian Lance Taylor <iant@google.com>
4603 * object.h (class Relobj): Drop options parameter from
4604 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4605 do_scan_relocs, do_relocate. Change all callers.
4606 (class Sized_relobj): Drop options parameters from
4607 do_gc_process_relocs, do_scan_relocs, do_relocate,
4608 do_relocate_sections, relocate_sections, emit_relocs_scan,
4609 emit_relocs_scan_reltype. Change all callers.
4610 (struct Relocate_info): Remove options field and all references to
4612 * reloc.h (class Read_relocs): Remove options constructor
4613 parameter and options_ field. Change all callers.
4614 (class Gc_process_relocs, class Scan_relocs): Likewise.
4615 (class Relocate_task): Likewise.
4616 * target-reloc.h (scan_relocs): Remove options parameter. Change
4618 (scan_relocatable_relocs): Likewise.
4619 * target.h (class Sized_target): Remove options parameter from
4620 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4622 * gc.h (gc_process_relocs): Remove options parameter. Change all
4624 * arm.cc: Update functions to remove options parameters.
4625 * i386.cc: Likewise.
4626 * powerpc.cc: Likewise.
4627 * sparc.cc: Likewise.
4628 * x86_64.cc: Likewise.
4629 * testsuite/testfile.cc: Likewise.
4631 2009-10-28 Doug Kwan <dougkwan@google.com>
4633 * arm.cc (Arm_relobj): New class definition.
4634 (Arm_relobj::scan_sections_for_stubs,
4635 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4636 New method definitions.
4638 2009-10-28 Cary Coutant <ccoutant@google.com>
4640 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4641 (Plugin::cleanup_done_): New member.
4642 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4643 (Plugin_manager::cleanup_done_): Remove.
4644 (Plugin_manager::add_input_file): Edit error message.
4645 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4646 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4648 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4650 * fileread.cc: (File_read::View::~View): Use the new
4651 data_ownership_ filed.
4652 (File_read::~File_read): Dispose the new whole_file_view_.
4653 (File_read::open): Mmap the whole file if needed.
4654 (File_read::open): Use whole_file_view_ instead of contents_.
4655 (File_read::find_view): Use whole_file_view_ if applicable.
4656 (File_read::do_read): Use whole_file_view_ instead of contents_.
4657 (File_read::make_view): Use whole_file_view_ instead of contents_,
4658 update File_read::View::View call.
4659 (File_read::find_or_make_view): Update File_read::View::View
4661 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4663 (File_read::View::Data_ownership): New enum.
4664 (File_read::View::View): Replace bool mapped_ with Data_ownership
4666 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4667 (File_read::View::data_ownership_): New field.
4668 (File_read::contents_): Remove (replaced by whole_file_view_).
4669 (File_read::whole_file_view_): New field.
4670 * options.h (class General_options): Add --keep-files-mapped.
4672 2009-10-27 Cary Coutant <ccoutant@google.com>
4674 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4675 * testsuite/Makefile.am (plugin_test_5): New test case.
4676 * testsuite/Makefile.in: Regenerate.
4678 2009-10-25 Doug Kwan <dougkwan@google.com>
4680 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4681 from private to protected to allow access by child class.
4682 (Sized_relobj::do_relocate_sections): New method declaration.
4683 (Sized_relobj::relocate_sections): Virtualize.
4684 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4685 Sized_relobj::relocate_sections. Instantiate template explicitly
4686 for different target sizes and endianity.
4688 2009-10-24 Doug Kwan <dougkwan@google.com>
4690 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4691 (Arm_input_section::as_arm_input_section): New method.
4692 (Arm_output_section): New class definition.
4693 (Arm_output_section::create_stub_group,
4694 Arm_output_section::group_sections): New method definitions.
4696 2009-10-22 Doug Kwan <dougkwan@google.com>
4698 * arm.cc (Arm_input_section): New class definition.
4699 (Arm_input_section::init, Arm_input_section:do_write,
4700 Arm_input_section::set_final_data_size,
4701 Arm_input_section::do_reset_address_and_file_offset): New method
4704 2009-10-21 Doug Kwan <dougkwan@google.com>
4706 * arm.cc (Stub_table, Arm_input_section): New forward class
4708 (Stub_table): New class defintion.
4709 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4710 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4711 New method definition.
4713 2009-10-21 Doug Kwan <dougkwan@google.com>
4715 * arm.cc: Update copyright comments.
4716 (Target_arm): New forward class template declaration.
4717 (Arm_address): New type.
4718 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4719 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4720 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4722 (Insn_template): Same.
4723 (DEF_STUBS): New macro.
4724 (Stub_type): New enum type.
4725 (Stub_template): New class definition.
4728 (Stub_factory): Same.
4729 (Target_arm::Target_arm): Initialize may_use_blx_ and
4730 should_force_pic_veneer_.
4731 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4732 Target_arm::should_force_pic_veneer,
4733 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4734 Target_arm::using_thumb_only, Target_arm:;default_target): New
4736 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4737 New data member declarations.
4738 (Insn_template::size, Insn_template::alignment): New method defintions.
4739 (Stub_template::Stub_template): New method definition.
4740 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4741 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4742 (Stub_factory::Stub_factory): New method definition.
4743 * gold.h (string_hash): New template.
4744 * output.h (Input_section_specifier::hash_value): Use
4746 (Input_section_specifier::string_hash): Remove.
4747 * stringpool.cc (Stringpool_template::string_hash): Use
4750 2009-10-20 Doug Kwan <dougkwan@google.com>
4752 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4753 symbols of relaxed input sections.
4754 * output.h (Output_section::find_relaxed_input_section): Make
4757 2009-10-16 Doug Kwan <dougkwan@google.com>
4759 * dynobj.cc (Versions::Versions): Initialize version_script_.
4760 Only insert base version symbol definition for a shared object
4761 if version script defines any version versions.
4762 (Versions::define_base_version): New method definition.
4763 (Versions::add_def): Check that base version is not needed.
4764 (Versions::add_need): Define base version lazily.
4765 * dynobj.h (Versions::define_base_version): New method declaration.
4766 (Versions::needs_base_version_): New data member declaration.
4767 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4768 (check_DATA): Add no_version_test.stdout.
4769 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4771 * testsuite/Makefile.in: Regenerate.
4772 * testsuite/no_version_test.c: New file.
4773 * testsuite/no_version_test.sh: Ditto.
4775 2009-10-16 Doug Kwan <dougkwan@google.com>
4777 * expression.cc (class Segment_start_expression): New class definition.
4778 (Segment_start_expression::value): New method definition.
4779 (script_exp_function_segment_start): Return a new
4780 Segment_start_expression.
4781 * gold/script-c.h (script_saw_segment_start_expression): New function
4783 * script-sections.cc (Script_sections::Script_sections): Initialize
4784 SAW_SEGMENT_START_EXPRESSION_ to false.
4785 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4786 and -Tbbs options to specify section addresses if given in
4787 command line and no SEGMENT_START expression is seen in a script.
4788 * script-sections.h (Script_sections::saw_segment_start_expression,
4789 Script_sections::set_saw_segment_start_expression): New method
4791 (Script_sections::saw_segment_start_expression_): New data member
4793 * script.cc (script_saw_segment_start_expression): New function.
4794 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4795 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4796 script_test_7.sh and script_test_8.sh.
4797 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4798 script_test_8.stdout.
4799 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4800 (script_test_6, script_test_6.stdout, script_test_7,
4801 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4802 * Makefile.in: Regenerate.
4803 * testsuite/script_test_6.sh: New file.
4804 * testsuite/script_test_6.t: Same.
4805 * testsuite/script_test_7.sh: Same.
4806 * testsuite/script_test_7.t: Same.
4807 * testsuite/script_test_8.sh: Same.
4809 2009-10-16 Doug Kwan <dougkwan@google.com>
4811 * output.cc (Output_segment::set_section_list_address): Cast
4812 expressions to unsigned long long type to avoid format warnings.
4814 2009-10-15 Ian Lance Taylor <iant@google.com>
4816 * script.cc (Script_options::add_symbol_assignment): Always add a
4817 dot assignment to script_sections_.
4818 * script-sections.cc (Script_sections::add_dot_assignment):
4819 Initialize if necessary.
4821 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4822 program headers with no load segment if there is a linker script.
4824 * layout.cc (Layout::set_segment_offsets): Align the file offset
4825 to the segment aligment for -N or -n with no load segment.
4826 * output.cc (Output_segment::add_output_section): Don't crash if
4827 the first section is a TLS section.
4828 (Output_segment::set_section_list_addresses): Print an error
4829 message if the address moves backward in a linker script.
4830 * script-sections.cc
4831 (Output_section_element_input::set_section_addresses): Don't
4832 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4833 (Orphan_output_section::set_section_addresses): Likewise.
4835 2009-10-15 Doug Kwan <dougkwan@google.com>
4837 * layout.cc (Layout::finish_dynamic_section): Generate tags
4838 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4839 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4840 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4842 2009-10-14 Ian Lance Taylor <iant@google.com>
4844 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4846 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4847 data_shdr fields of relinfo.
4848 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4849 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4850 R_386_TLS_LDO_32, adjust based on section flags.
4851 (Target_i386::Relocate::fix_up_ldo): Remove.
4853 2009-10-13 Ian Lance Taylor <iant@google.com>
4855 Add support for -pie.
4856 * options.h (class General_options): Add -pie and
4858 (General_options::output_is_position_independent): Test -pie.
4859 (General_options::output_is_executable): Return true if not shared
4860 and not relocatable.
4861 (General_options::output_is_pie): Remove.
4862 * options.cc (General_options::finalize): Reject incompatible uses
4864 * gold.cc (queue_middle_tasks): A -pie link is not static.
4865 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4866 * symtab.cc (Symbol::final_value_is_known): Return false if
4867 output_is_position_independent.
4868 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4869 output_is_position_independent.
4870 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4871 output_is_position_independent.
4872 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4873 output_is_position_independent.
4874 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4876 (basic_pie_test.o, basic_pie_test): New targets.
4877 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4878 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4879 (two_file_pie_test): New target.
4880 * testsuite/Makefile.in: Rebuild.
4881 * README: Remove note saying that -pie is not supported.
4883 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4885 * options.h (class General_options): Add -init and -fini.
4886 * layout.cc (Layout::finish_dynamic_section): Emit
4887 given init and fini functions.
4889 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4891 * gc.h (gc_process_relocs): Check if icf is enabled using new
4893 * gold.cc (queue_initial_tasks): Likewise.
4894 (queue_middle_tasks): Likewise.
4895 * object.cc (do_layout): Likewise.
4896 * symtab.cc (is_section_folded): Likewise.
4897 * main.cc (main): Likewise.
4898 * reloc.cc (Read_relocs::run): Likewise.
4899 (Sized_relobj::do_scan_relocs): Likewise.
4900 * icf.cc (is_function_ctor_or_dtor): New function.
4901 (Icf::find_identical_sections): Check if function is ctor or dtor when
4903 * options.h (General_options::icf): Change option to be an enum.
4904 (Icf_status): New enum.
4905 (icf_enabled): New method.
4906 (icf_safe_folding): New method.
4907 (set_icf_status): New method.
4908 (icf_status_): New variable.
4909 * (options.cc) (General_options::finalize): Set icf_status_.
4910 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4911 icf_test and icf_keep_unique_test to use the --icf enum flag.
4912 * testsuite/icf_safe_test.sh: New file.
4913 * testsuite/icf_safe_test.cc: New file.
4915 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4917 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4918 includes to gc.h and icf.h.
4919 * arm.cc: Include gc.h.
4920 * gold.cc: Likewise.
4921 * i386.cc: Likewise.
4922 * powerpc.cc: Likewise.
4923 * sparc.cc: Likewise.
4924 * x86_64.cc: Likewise.
4925 * gc.h: Include icf.h.
4927 2009-10-11 Ian Lance Taylor <iant@google.com>
4929 * plugin.cc: Include "gold.h" before other header files.
4931 2009-10-10 Chris Demetriou <cgd@google.com>
4933 * options.h (Input_file_argument::Input_file_type): New enum.
4934 (Input_file_argument::is_lib_): Replace with...
4935 (Input_file_argument::type_): New member.
4936 (Input_file_argument::Input_file_argument): Take Input_file_type
4937 'type' rather than boolean 'is_lib' as second argument.
4938 (Input_file_argument::is_lib): Use type_.
4939 (Input_file_argument::is_searched_file): New function.
4940 (Input_file_argument::may_need_search): Handle is_searched_file.
4941 * options.cc (General_options::parse_library): Support -l:filename.
4942 (General_options::parse_just_symbols): Update for Input_file_argument
4944 (Command_line::process): Likewise.
4945 * archive.cc (Archive::get_file_and_offset): Likewise.
4946 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4947 * script.cc (read_script_file, script_add_file): Likewise.
4948 * fileread.cc (Input_file::Input_file): Likewise.
4949 (Input_file::will_search_for): Handle is_searched_file.
4950 (Input_file::open): Likewise.
4951 * readsyms.cc (Read_symbols::get_name): Likewise.
4952 * testsuite/Makefile.am (searched_file_test): New test.
4953 * testsuite/Makefile.in: Regenerate.
4954 * testsuite/searched_file_test.cc: New file.
4955 * testsuite/searched_file_test_lib.cc: New file.
4957 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4958 Ian Lance Taylor <iant@google.com>
4960 * descriptor.cc: Include <cstdio> and "binary-io.h".
4961 (Descriptors::open): Open the files in binary mode always.
4962 * script.cc (Lex::get_token): Treat \r as whitespace.
4964 2009-10-09 Ian Lance Taylor <iant@google.com>
4966 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4968 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4969 Ian Lance Taylor <iant@google.com>
4971 * configure.ac: Check for readv function also.
4972 * fileread.cc (readv): Define if not HAVE_READV.
4973 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4975 * config.in: Regenerate.
4976 * configure: Regenerate.
4978 2009-10-09 Doug Kwan <dougkwan@google.com>
4980 * layout.cc (Layout::make_output_section): Call target hook to make
4981 ordinary output section.
4982 (Layout::finalize): Adjust parameter list of call the
4983 Target::may_relax().
4984 * layout.h (class Layout::section_list): New method.
4985 * merge.h (Output_merge_base::entsize): Change visibility to public.
4986 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4988 (Output_merge_string::do_is_string): New method.
4989 * object.cc (Sized_relobj::do_setup): renamed from
4990 Sized_relobj::set_up.
4991 * object.h (Sized_relobj::adjust_shndx,
4992 Sized_relobj::initializ_input_to_output_maps,
4993 Sized_relobj::free_input_to_output_maps): Change visibilities to
4995 (Sized_relobj::setup): Virtualize.
4996 (Sized_relobj::do_setup): New method declaration.
4997 (Sized_relobj::invalidate_section_offset,
4998 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4999 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5000 * options.cc (parse_int): New function.
5001 * options.h (parse_int): New declaration.
5002 (DEFINE_int): New macro.
5003 (stub_group_size): New option.
5004 * output.cc (Output_section::Output_section): Initialize memebers
5005 merge_section_map_, merge_section_by_properties_map_,
5006 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5007 (Output_section::add_input_section): Handled deferred code-fill
5008 generation and remove an old comment.
5009 (Output_section::add_relaxed_input_section): New method definition.
5010 (Output_section::add_merge_input_section): Use merge section by
5011 properties map to speed to search. Update merge section maps
5013 (Output_section::build_relaxation_map): New method definition.
5014 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5016 (Output_section::relax_input_section): Renamed to
5017 Output_section::convert_input_sections_to_relaxed_sections and change
5018 interface to take a vector of pointers to relaxed sections.
5019 (Output_section::find_merge_section,
5020 Output_section::find_relaxed_input_section): New method definitions.
5021 (Output_section::is_input_address_mapped,
5022 Output_section::output_offset, Output_section::output_address):
5023 Use output section data maps to speed up searching.
5024 (Output_section::find_starting_output_address): Add comments.
5025 (Output_section::do_write,
5026 Output_section::write_to_postprocessing_buffer): Do code-fill
5027 generation as appropriate.
5028 (Output_section::get_input_sections): Invalidate relaxed input section
5030 (Output_section::restore_states): Adjust type of checkpoint .
5031 Invalidate relaxed input section map.
5032 * output.h (Output_merge_base): New class declaration.
5033 (Input_section_specifier): New class defintion.
5034 (class Output_relaxed_input_section) Change base class to
5035 Output_section_data_build.
5036 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5037 base class initializer.
5038 (Output_section::add_relaxed_input_section): New method declaration.
5039 (Output_section::Input_section): Change visibility to protected.
5040 (Output_section::Input_section::relobj,
5041 Output_section::Input_section::shndx): Handle relaxed input sections.
5042 Output_section::input_sections) Change visibility to protected. Also
5043 define overload to return a non-const pointer.
5044 (Output_section::Merge_section_properties): New class defintion.
5045 (Output_section::Merge_section_by_properties_map,
5046 Output_section::Output_section_data_by_input_section_map,
5047 Output_section::Relaxation_map): New types.
5048 (Output_section::relax_input_section): Rename method to
5049 Output_section::convert_input_sections_to_relaxed_sections and change
5050 interface to take a vector of relaxed section pointers.
5051 (Output_section::find_merge_section,
5052 Output_section::find_relaxed_input_section,
5053 Output_section::build_relaxation_map,
5054 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5055 New method declarations.
5056 (Output_section::merge_section_map_
5057 Output_section::merge_section_by_properties_map_,
5058 Output_section::relaxed_input_section_map_,
5059 Output_section::is_relaxed_input_section_map_valid_,
5060 Output_section::generate_code_fills_at_write_): New data members.
5061 * script-sections.cc
5062 (Output_section_element_input::set_section_addresses): Call
5063 current_data_size and addralign methods of relaxed input sections.
5064 (Orphan_output_section::set_section_addresses): Call current_data_size
5065 and addralign methods of relaxed input sections.
5066 * symtab.cc (Symbol_table::compute_final_value): Extract template
5067 from the body of Symbol_table::sized_finalize_symbol.
5068 (Symbol_table::sized_finalized_symbol): Call
5069 Symbol_table::compute_final_value.
5070 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5071 (Symbol_table::compute_final_value): New templated method declaration.
5072 * target.cc (Target::do_make_output_section): New method defintion.
5073 * target.h (Target::make_output_section): New method declaration.
5074 (Target::relax): Add more parameters for input objects, symbol table
5075 and layout. Adjust call to do_relax.
5076 (Target::do_make_output_section): New method declaration.
5077 (Target::do_relax): Add parameters for input objects, symbol table
5080 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5082 * pread.c: Include stdio.h.
5084 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5086 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5089 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5091 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5092 Change read_shndx type to unsigned int.
5093 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5095 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5096 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5097 Change read_shndx type to unsigned int.
5098 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5100 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5101 * layout.cc (Layout::create_symtab_sections): Cast the result of
5102 local_symcount * symsize to off_t in the gold_assert.
5104 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5106 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5107 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5109 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5110 (Arm_relocate_functions::thm_abs5): New function.
5111 (Arm_relocate_functions::abs12): New function.
5112 (Arm_relocate_functions::abs16): New function.
5113 (Arm_relocate_functions::base_abs): New function.
5114 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5115 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5116 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5118 (Scan::global): Likewise.
5119 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5120 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5121 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5122 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5125 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5127 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5128 (Arm_relocate_functions::movt_prel): New function.
5129 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5130 (Arm_relocate_functions::thm_movt_prel): New function.
5131 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5132 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5133 (Scan::global, Relocate::relocate): Likewise.
5134 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5136 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5138 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5139 Incremental_checker.
5140 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5142 (class Incremental_inputs_header): New class.
5143 (Incremental_inputs_header_writer): Edit comment.
5144 (Incremental_inputs_entry): New class.
5145 (Incremental_inputs_entry_writer): Edit comment.
5146 (Sized_incremental_binary::do_find_incremental_inputs_section):
5147 Add *strtab_shndx parameter, fill it.
5148 (Sized_incremental_binary::do_check_inputs): New method.
5149 (Incremental_checker::can_incrementally_link_output_file): Use
5150 Sized_incremental_binary::check_inputs.
5151 (Incremental_inputs::report_command_line): Save command line in
5154 (Incremental_binary::find_incremental_inputs_section): New
5156 (Incremental_binary::do_find_incremental_inputs_section): Add
5157 strtab_shndx parameter.
5158 (Incremental_binary::do_check_inputs): New pure virtual method.
5159 (Sized_incremental_binary::do_check_inputs): Declare.
5160 (Incremental_checker::Incremental_checker): Add incremental_inputs
5161 parameter, use it to initialize incremental_inputs_.
5162 (Incremental_checker::incremental_inputs_): New field.
5163 (Incremental_checker::command_line): New method.
5164 (Incremental_checker::inputs): New method.
5165 (Incremental_checker::command_line_): New field.
5167 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5169 * incremental.cc: Include <cstdarg> and "target-select.h".
5170 (vexplain_no_incremental): New function.
5171 (explain_no_incremental): New function.
5172 (Incremental_binary::error): New method.
5173 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5175 (make_sized_incremental_binary): New function.
5176 (open_incremental_binary): New function.
5177 (can_incrementally_link_file): Add checks if output is ELF and has
5179 * incremental.h: Include "elfcpp_file.h" and "output.h".
5180 (Incremental_binary): New class.
5181 (Sized_incremental_binary): New class.
5182 (open_incremental_binary): Declare.
5183 * object.cc (is_elf_object): Use
5184 elfcpp::Elf_recognizer::is_elf_file.
5185 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5186 * output.h (Output_file::filesize): New method.
5188 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5190 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5192 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5193 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5195 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5197 (Arm_relocate_functions::movw_abs_nc): New function.
5198 (Arm_relocate_functions::movt_abs): New function.
5199 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5200 (Arm_relocate_functions::thm_movt_abs): New function.
5201 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5202 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5203 (Scan::global): Likewise.
5204 (Relocate::relocate): Likewise.
5205 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5207 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5209 * arm.cc (Arm_relocate_functions::got_prel) New function.
5210 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5211 (Relocate::relocate): Likewise.
5212 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5214 2009-10-06 Ian Lance Taylor <iant@google.com>
5216 * options.h (class General_options): Define
5217 split_stack_adjust_size parameter.
5218 * object.h (class Object): Add uses_split_stack_ and
5219 has_no_split_stack_ fields. Add uses_split_stack and
5220 has_no_split_stack accessor functions. Declare
5221 handle_split_stack_section.
5222 (class Reloc_symbol_changes): Define.
5223 (class Sized_relobj): Define Function_offsets. Declare
5224 split_stack_adjust, split_stack_adjust_reltype, and
5226 * object.cc (Object::handle_split_stack_section): New function.
5227 (Sized_relobj::do_layout): Call handle_split_stack_section.
5228 * dynobj.cc (Sized_dynobj::do_layout): Call
5229 handle_split_stack_section.
5230 * reloc.cc (Sized_relobj::relocate_sections): Call
5231 split_stack_adjust for executable sections in split_stack
5232 objects. Pass reloc_map to relocate_section.
5233 (Sized_relobj::split_stack_adjust): New function.
5234 (Sized_relobj::split_stack_adjust_reltype): New function.
5235 (Sized_relobj::find_functions): New function.
5236 * target-reloc.h: Include "object.h".
5237 (relocate_section): Add reloc_symbol_changes parameter. Change
5239 * target.h (class Target): Add calls_non_split method. Declare
5240 do_calls_non_split virtual method. Declare match_view and
5242 * target.cc: Include "elfcpp.h".
5243 (Target::do_calls_non_split): New function.
5244 (Target::match_view): New function.
5245 (Target::set_view_to_nop): New function.
5246 * gold.cc (queue_middle_tasks): Give an error if mixing
5247 split-stack and non-split-stack objects with -r.
5248 * i386.cc (Target_i386::relocate_section): Add
5249 reloc_symbol_changes parameter.
5250 (Target_i386::do_calls_non_split): New function.
5251 * x86_64.cc (Target_x86_64::relocate_section): Add
5252 reloc_symbol_changes parameter.
5253 (Target_x86_64::do_calls_non_split): New function.
5254 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5256 * powerpc.cc (Target_powerpc::relocate_section): Add
5257 reloc_symbol_changes parameter.
5258 * sparc.cc (Target_sparc::relocate_section): Add
5259 reloc_symbol_changes parameter.
5260 * configure.ac: Call AM_CONDITIONAL for the default target.
5261 * configure: Rebuild.
5262 * testsuite/Makefile.am (TEST_AS): New variable.
5263 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5264 (check_DATA): Add split_i386 and split_x86_64 files.
5265 (SPLIT_DEFSYMS): Define.
5266 (split_i386_[1234n].o): New targets.
5267 (split_i386_[124]): New targets.
5268 (split_i386_[1234r].stdout): New targets.
5269 (split_x86_64_[1234n].o): New targets.
5270 (split_x86_64_[124]): New targets.
5271 (split_x86_64_[1234r].stdout): New targets.
5272 (MOSTLYCLEANFILES): Add new executables.
5273 * testsuite/split_i386.sh: New file.
5274 * testsuite/split_x86_64.sh: New file.
5275 * testsuite/split_i386_1.s: New file.
5276 * testsuite/split_i386_2.s: New file.
5277 * testsuite/split_i386_3.s: New file.
5278 * testsuite/split_i386_4.s: New file.
5279 * testsuite/split_i386_n.s: New file.
5280 * testsuite/split_x86_64_1.s: New file.
5281 * testsuite/split_x86_64_2.s: New file.
5282 * testsuite/split_x86_64_3.s: New file.
5283 * testsuite/split_x86_64_4.s: New file.
5284 * testsuite/split_x86_64_n.s: New file.
5285 * testsuite/testfile.cc (Target_test): Update relocation_section
5287 * testsuite/Makefile.in: Rebuild.
5289 2009-10-06 Ian Lance Taylor <iant@google.com>
5291 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5292 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5293 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5294 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5295 the address on ldo_addrs_.
5296 (Target_i386::Relocate::fix_up_ldo): New function.
5298 2009-10-06 Rafael Espindola <espindola@google.com>
5300 * plugin.cc (add_input_library): New.
5301 (Plugin::load): Add add_input_library to tv.
5302 (Plugin_manager::add_input_file): Add the is_lib argument.
5303 (add_input_file): Update call to Plugin_manager::add_input_file.
5304 (add_input_library): New.
5305 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5307 2009-09-30 Doug Kwan <dougkwan@google.com>
5309 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5310 symbol and call Symbol::may_need_copy_reloc to determine if
5311 a copy reloc is needed.
5312 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5313 nocopyreloc is given in command line.
5314 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5315 given in command line.
5316 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5317 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5318 of the removed Target_i386::may_need_copy_reloc.
5319 * options.h (copyreloc): New option with default value false.
5320 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5321 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5322 instead of the removed Target_powerpc::may_need_copy_reloc.
5323 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5324 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5325 instead of the removed Target_sparc::may_need_copy_reloc.
5326 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5327 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5328 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5329 instead of the removed Target_x86_64::may_need_copy_reloc.
5331 2009-09-30 Ian Lance Taylor <iant@google.com>
5333 * object.h (class Object): Remove target_ field, and target,
5334 sized_target, and set_target methods.
5335 (Object::sized_target): Remove.
5336 (class Sized_relobj): Update declarations. Remove sized_target.
5337 * object.cc (Sized_relobj::setup): Remove target parameter.
5339 (Input_objects::add_object): Don't do anything with the target.
5340 (make_elf_sized_object): Add punconfigured parameter. Change all
5341 callers. Set or test parameter target.
5342 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5344 * parameters.cc (Parameters::set_target): Change parameter type to
5346 (Parameters::default_target): Remove.
5347 (set_parameters_target): Change parameter type to be non-const.
5348 (parameters_force_valid_target): New function.
5349 (parameters_clear_target): New function.
5350 * parameters.h (class Parameters): Update declarations. Remove
5351 default_target method. Add sized_target and clear_target
5352 methods. Change target_ to be non-const.
5353 (set_parameters_target): Update declaration.
5354 (parameters_force_valid_target): Declare.
5355 (parameters_clear_target): Declare.
5356 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5357 as NULL if we aren't searching.
5358 (Add_symbols::run): Don't check for compatible target.
5359 * fileread.cc (Input_file::open_binary): Call
5360 parameters_force_valid_target.
5361 * gold.cc (queue_middle_tasks): Likewise.
5362 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5363 set_target on object.
5364 * dynobj.h (class Sized_dynobj): Update declarations.
5365 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5366 make_elf_object returns NULL.
5367 (Archive::include_member): Don't check whether object target is
5369 * output.cc (Output_section::add_input_section): Get target from
5371 (Output_section::relax_input_section): Likewise.
5372 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5374 (Sized_relobj::do_scan_relocs): Likewise.
5375 (Sized_relobj::relocate_sections): Likewise.
5376 * resolve.cc (Symbol_table::resolve): Likewise.
5377 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5378 parameter. Change all callers.
5379 (Symbol_table::add_from_object): Get target from parameters.
5380 (Symbol_table::add_from_relobj): Don't check object target.
5381 (Symbol_table::add_from_dynobj): Likewise.
5382 (Symbol_table::define_special_symbol): Get target from
5384 * symtab.h (class Symbol_table): Update declaration.
5385 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5386 parameter. Change all callers. Clear parameter target.
5387 (Binary_test): Test target here.
5388 * testsuite/object_unittest.cc (gold_testsuite): Remove
5389 target_test_pointer parameter. Change all callers.
5390 (Object_test): Test target here.
5392 2009-09-26 Ian Lance Taylor <iant@google.com>
5394 * testsuite/initpri1.c: Don't try to use constructor priorities if
5395 compiling with gcc before 4.3.
5397 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5399 * testsuite/retain_symbols_file_test.sh (check_present): Change
5400 output file name to retain_symbols_file_test.stdout.
5401 (check_absent): Likewise.
5403 2009-09-18 Craig Silverstein <csilvers@google.com>
5405 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5406 * options.cc: Include <cerrno> and <fstream>.
5407 (General_options::finalize): Parse -retain-symbols-file tag.
5408 * options.h: New flag.
5409 (General_options): New method should_retain_symbol, new
5410 variable symbols_to_retain.
5411 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5412 should_retain_symbol map.
5413 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5414 * testsuite/Makefile.in: Regenerate.
5415 * testsuite/retain_symbols_file_test.sh: New file.
5417 2009-09-18 Nick Clifton <nickc@redhat.com>
5419 * po/es.po: Updated Spanish translation.
5421 2009-09-17 Doug Kwan <dougkwan@google.com>
5423 * debug.h (DEBUG_RELAXATION): New constant.
5424 (DEBUG_ALL): Add DEBUG_RELAXATION.
5425 (debug_string_to_enum): Add relaxation debug option.
5427 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5428 Layout::Relaxation_debug_check::read_sections,
5429 Layout::Relaxation_debug_check::read_sections): New method definitions.
5430 (Layout::Layout): Initialize data members
5431 record_output_section_data_from_scrips_,
5432 script_output_section_data_list_ and relaxation_debug_check_.
5433 (Layout::save_segments, Layout::restore_segments,
5434 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5435 Layout::relaxation_loop_body): New method definitions.
5436 (Layout::finalize): Support relaxation. Move section layout code to
5437 Layout::relaxation_loop_body.
5438 (Layout::set_asection_address_from_script): Move code for orphan
5439 section placement out.
5440 (Layout::place_orphan_sections_in_script): New method definition.
5441 * layout.h (Output_segment_headers, Output_file_header):
5442 New forward class declarations.
5443 (Layout::~Layout): Define.
5444 (Layout::new_output_section_data_from_script): New method definition.
5445 (Layout::place_orphan_sections_in_script): New method declaration.
5446 (Layout::Segment_states): New type declaration.
5447 (Layout::save_segments, Layout::restore_segments,
5448 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5449 Layout::relaxation_loop_body): New method declarations.
5450 (Layout::Output_section_data_list): New type declaration.
5451 (Layout::Relaxation_debug_check): New class definition.
5452 (Layout::record_output_section_data_from_script_,
5453 Layout::script_output_section_data_list_, Layout::segment_states_,
5454 Layout::relaxation_debug_check_): New data members.
5455 * output.cc: (Output_section_headers::do_size): New method definition.
5456 (Output_section_headers::Output_section_headers): Move size
5457 computation to Output_section_headers::do_size.
5458 (Output_segment_headers::do_size): New method definition.
5459 (Output_file_header::Output_file_header): Move size computation to
5460 Output_file_header::do_size and call it.
5461 (Output_file_header::do_size): New method definition.
5462 (Output_data_group::Output_data_group): Adjust call to
5463 Output_section_data.
5464 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5465 (Output_symtab_xindex::do_write): Add array bound check.
5466 (Output_section::Input_section::print_to_mapfile): Handle
5467 RELAXED_INPUT_SECTION_CODE.
5468 (Output_section::Output_section): Initialize data member checkpoint_.
5469 (Output_section::~Output_section): Delete checkpoint object pointed
5471 (Output_section::add_input_section): Always add an Input_section if
5473 (Output_section::add_merge_input_section): Add assert.
5474 (Output_section::relax_input_section): New method definition.
5475 (Output_section::set_final_data_size): Set load address to zero for
5476 an unallocated section.
5477 (Output_section::do_address_and_file_offset_have_reset_values):
5478 New method definition.
5479 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5480 Handle relaxed input section.
5481 (Output_section::sort_attached_input_sections): Checkpoint input
5482 section list lazily.
5483 (Output_section::get_input_sections): Change type of input_sections to
5484 list of Simple_input_section pointers. Checkpoint input section list
5485 lazily. Also handle relaxed input sections.
5486 (Output_section::add_input_section_for_script): Take a reference to
5487 a Simple_input_section object instead of Relobj pointer and section
5488 index as parameter. Handle relaxed input sections.
5489 (Output_section::save_states, Output_section::restore_states): New
5491 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5492 (Output_data::is_data_size_fixed): New method definition.
5493 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5495 (Output_data::address_and_file_offset_have_reset_values): New method
5497 (Output_data::do_address_and_file_offset_have_reset_values): New method
5499 (Output_data::set_data_size): Check that data size is not fixed.
5500 (Output_data::fix_data_size): New method definition.
5501 (Output_data::is_data_size_fixed_): New data member.
5502 (Output_section_headers::set_final_data_size): New method definition.
5503 (Output_section_headers::do_size): New method declaration.
5504 (Output_segment_headers::set_final_data_size): New method definition.
5505 (Output_segment_headers::do_size): New method declaration.
5506 (Output_file_header::set_final_data_size)::New method definition.
5507 (Output_file_header::do_size)::New method declaration.
5508 (Output_section_data::Output_section_data): Add new parameter
5509 is_data_size_fixed and use it to fix data size.
5510 (Output_data_const::Output_data_const): Adjust call to base class
5511 constructor and fix data size.
5512 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5513 base class constructor and fix data size.
5514 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5515 base class constructor and fix data size.
5516 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5517 class constructor and fix data size.
5518 (Output_data_group::set_final_data_size): New method definition.
5519 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5520 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5521 class constructor and fix data size.
5522 (Output_relaxed_input_section): New class definition.
5523 (Output_section::Simple_input_section): New class definition.
5524 (Output_section::get_input_sections): Adjust parameter list.
5525 (Output_section::add_input_section_for_script): Same.
5526 (Output_section::save_states, Output_section::restore_states,
5527 Output_section::do_address_and_file_offset_have_reset_values,
5528 (Output_section::Input_section::Input_section): Handle
5529 RELAXED_INPUT_SECTION_CODE. Add new overload for
5530 Output_relaxed_input_section.
5531 (Output_section::Input_section::is_input_section,
5532 Output_section::Input_section::set_output_section): Handle relaxed
5534 (Output_section::Input_section::is_relaxed_input_section,
5535 Output_section::Input_section::output_section_data,
5536 Output_section::Input_section::relaxed_input_section): New method
5538 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5540 (Output_section::Input_section::u1_): Update comments.
5541 (Output_section::Input_section::u2_): Add new union member poris.
5542 (Output_section::Checkpoint_output_section): New classs definition.
5543 (Output_section::relax_input_section): New method declaration.
5544 (Output_section::checkpoint_): New data member.
5545 (Output_segment): Update comments.
5546 (Output_segment::Output_segment): Un-privatize copy constructor.
5547 (Output_segment::operator=): Un-privatize.
5548 * script-sections.cc (Output_section_element::Input_section_list):
5549 Change element type to Output_section::Simple_input_section.
5550 (Output_section_element_dot_assignment::set_section_addresses):
5551 Register output section data for relaxation clean up.
5552 (Output_data_exression::Output_data_expression): Adjust call to base
5553 constructor to fix data size.
5554 (Output_section_element_data::set_section_addresses): Register
5555 Output_data_expression object for relaxation clean up.
5556 (struct Input_section_info): Replace Relobj pointer and section index
5557 pair with Output_section::Simple_input_section and Convert struct to a
5559 (Input_section_sorter::operator()): Adjust access to
5560 Input_section_info data member to use accessors.
5561 (Output_section_element_input::set_section_addresses): Use layout
5562 parameter. Adjust code to use Output_section::Simple_input_section
5563 and Input_secction_info classes. Register filler for relaxation
5565 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5566 and section index pair with Output_section::Simple_input_section
5567 class. Adjust code accordingly.
5568 (Phdrs_element::release_segment): New method definition.
5569 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5571 (Script_sections::release_segments): New method definition.
5572 * gold/script-sections.h (Script_sections::release_segments): New
5574 * gold/target.h (Target::may_relax, Target::relax,
5575 Target::do_may_relax, Target::do_relax): New method definitions.
5577 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5579 * arm.cc (has_signed_unsigned_overflow): New function.
5580 (Arm_relocate_functions::abs8): New function.
5581 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5582 (Target_arm::Scan::global): Likewise.
5583 (Target_arm::relocate::relocate): Likewise.
5584 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5587 2009-09-16 Cary Coutant <ccoutant@google.com>
5589 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5590 * testsuite/Makefile.in: Regenerate.
5592 2009-09-11 Nick Clifton <nickc@redhat.com>
5594 * po/gold.pot: Updated by the Translation project.
5596 2009-09-08 Cary Coutant <ccoutant@google.com>
5598 * output.cc (Output_file::open): Add execute permission to empty file.
5599 * testsuite/Makefile.am (permission_test): New test.
5600 * testsuite/Makefile.in: Regenerate.
5602 2009-09-02 Ian Lance Taylor <iant@google.com>
5604 * output.cc (Output_file::resize): Call map_no_anonymous rather
5607 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5609 * gold.cc: Include "incremental.h".
5610 (queue_initial_tasks): Call Incremental_checker methods.
5611 * incremental.cc: Include "output.h".
5612 (Incremental_checker::can_incrementally_link_output_file): New
5614 * incremental.h (Incremental_checker): New class.
5616 * output.cc (Output_file::open_for_modification): New method.
5617 (Output_file::map_anonymous): Changed return type to bool. Record
5619 (Output_file::map_no_anonymous): New method, broken out of map.
5620 (Output_file::map): Use map_no_anonymous and map_anonymous.
5621 * output.h (class Output_file): Update declarations.
5623 2009-08-24 Cary Coutant <ccoutant@google.com>
5625 * options.h (Command_line::Pre_options): New class.
5626 (Command_line::pre_options): New member.
5627 * options.cc (gold::options::ready_to_register): New variable.
5628 (One_option::register_option): Do nothing if not registering options.
5629 Assert if same short option registered twice.
5630 (General_options::General_options): Turn off option registration when
5632 (Command_line::Pre_options::Pre_options): New constructor.
5634 2009-08-24 Cary Coutant <ccoutant@google.com>
5636 * options.h (General_options::no_keep_memory): Remove incorrect
5639 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5641 * Makefile.am (am__skiplex, am__skipyacc): New.
5642 * Makefile.in: Regenerate.
5644 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5646 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5647 (INCLUDES): ... this.
5648 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5649 (AM_CPPFLAGS): Renamed from ...
5650 (INCLUDE): ... this.
5651 * Makefile.in, testsuite/Makefile.in: Regenerate.
5653 * Makefile.in: Regenerate.
5654 * aclocal.m4: Likewise.
5655 * config.in: Likewise.
5656 * configure: Likewise.
5657 * testsuite/Makefile.in: Likewise.
5659 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5660 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5661 * Makefile.in: Regenerate.
5662 * testsuite/Makefile.in: Regenerate.
5664 2009-08-19 Cary Coutant <ccoutant@google.com>
5666 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5667 symbols in shared libraries overridden by hidden or internal symbols
5668 in the main program.
5670 2009-08-19 Chris Demetriou <cgd@google.com>
5672 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5673 checking source file names in error messages.
5675 2009-08-18 Doug Kwan <dougkwan@google.com>
5677 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5678 an elcpp::Ehdr as parameter. Adjust call to set_target.
5679 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5680 an elfcpp::Ehdr as parameter.
5681 * object.cc (Object::set_target): Remove the version that looks up
5682 a target and sets it.
5683 (Sized_relobj::setup): Take a Target object instead of
5684 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5685 (make_elf_sized_object): Find target and ask target to
5687 * object.h: (Object::set_target): Remove the version that looks up
5688 a target and sets it.
5689 (Sized_relobj::setup): Take a Target object instead of
5690 an elfcpp:Ehdr as parameter.
5691 * target.cc: Include dynobj.h.
5692 (Target::do_make_elf_object_implementation): New.
5693 (Target::do_make_elf_object): New.
5694 * target.h (Target::make_elf_object): New template declaration.
5695 (Target::do_make_elf_object): New method declarations.
5696 (Target::do_make_elf_object_implementation): New template declaration.
5698 2009-08-14 Ian Lance Taylor <iant@google.com>
5700 * gold.h (FUNCTION_NAME): Define.
5701 (gold_unreachable): Use FUNCTION_NAME.
5703 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5705 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5706 symbol in the --keep-unique list is not found.
5708 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5710 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5711 been maked as --keep-unique.
5712 (Icf::unfold_section): New function.
5713 * icf.h (Icf::unfold_section): New function.
5714 * options.h (General_options::keep_unique): New option.
5715 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5716 * testsuite/Makefile.in: Regenerate.
5717 * testsuite/icf_keep_unique_test.sh: New file.
5718 * testsuite/icf_keep_unique_test.cc: New file.
5720 2009-08-12 Cary Coutant <ccoutant@google.com>
5723 * resolve.cc (Symbol_table::resolve): Check for references from
5724 dynamic objects to hidden and internal symbols.
5725 * testsuite/Makefile.am (hidden_test.sh): New test.
5726 * testsuite/Makefile.in: Regenerate.
5727 * testsuite/hidden_test.sh: New script.
5728 * testsuite/hidden_test_1.c: New test source.
5729 * testsuite/hidden_test_main.c: New test source.
5731 2009-08-11 Doug Kwan <dougkwan@google.com>
5733 * arm.cc: Update comments.
5734 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5735 segment to locate the .ARM.exidx section if present.
5737 2009-08-09 Doug Kwan <dougkwan@google.com>
5739 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5742 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5743 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5746 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5748 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5749 valid tls_segment only for non-debug-section relocations.
5750 * testsuite/Makefile.am: Add gc_tls_test.
5751 * testsuite/Makefile.in: Regenerate.
5752 * testsuite/gc_tls_test.cc: New file.
5753 * testsuite/gc_tls_test.sh: New file.
5755 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5759 * Makefile.am (CCFILES): Add icf.cc.
5761 * Makefile.in: Regenerate.
5762 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5763 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5764 section, symbol and addend information for the relocs.
5765 * gold.cc (queue_middle_tasks): Call identical code folding.
5766 * gold.h: Add defines for multimap.
5767 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5768 to the call of finalize_local_symbols.
5769 * main.cc (main): Create object of class Icf.
5770 * object.cc (Sized_relobj::do_layout): Allow this function to be
5771 called twice during icf.
5772 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5773 to sections marked as identical by icf.
5774 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5776 (Sized_relobj::do_section_entsize): New function.
5777 * object.h (Object::section_entsize): New function.
5778 (Object::do_section_entsize): New pure virtual function.
5779 (Relobj::finalize_local_symbols): Add new parameter.
5780 (Relobj::do_section_entsize): New function.
5781 * options.h (General_options::icf): New option.
5782 (General_options::icf_iterations): New option.
5783 (General_options::print_icf_sections): New option.
5784 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5785 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5786 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5788 * symtab.cc (Symbol_table::is_section_folded): New function.
5789 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5790 to sections marked as identical by icf.
5791 * symtab.h (Symbol_table::set_icf): New function.
5792 (Symbol_table::icf): New function.
5793 (Symbol_table::is_section_folded): New function.
5794 (Symbol_table::icf_): New data member.
5795 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5796 * testsuite/Makefile.am: Add commands to build icf_test.
5797 * testsuite/Makefile.in: Regenerate.
5798 * testsuite/icf_test.sh: New file.
5799 * testsuite/icf_test.cc: New file.
5801 2009-07-24 Chris Demetriou <cgd@google.com>
5803 * layout.cc (is_compressible_debug_section): Fix incorrect
5804 comment about compressed section names.
5806 2009-07-20 Ian Lance Taylor <ian@airs.com>
5809 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5811 2009-07-16 Ian Lance Taylor <iant@google.com>
5814 * layout.h: #include <map>.
5815 (class Kept_section): Change from struct to class. Add accessors
5816 and setters. Add section size to Comdat_group mapping. Change
5817 Comdat_group to std::map. Add is_comdat_ field. Add
5818 linkonce_size field in union.
5819 (class Layout): Update declaration of find_or_add_kept_section.
5820 Don't declare find_kept_object.
5821 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5822 parameter. Add object, shndx, is_comdat, and is_group_name
5823 parameters. Change all callers. Adjust for new Kept_section.
5824 (Layout::find_kept_object): Remove.
5825 * object.cc (Sized_relobj::include_section_group): Update use of
5826 Kept_section. Rename secnum to shndx. Only record
5827 Kept_comdat_section if sections are the same size.
5828 (Sized_relobj::include_linkonce_section): Update use of
5829 Kept_section. Only record Kept_comdat_section if sections are the
5830 same size. Set size of linkonce section.
5831 (Sized_relobj::map_to_kept_section): Update call to
5832 get_kept_comdat_section.
5833 * object.h (class Sized_relobj): Rename fields in
5834 Kept_comdat_section to drop trailing underscores; change object
5835 field to Relobj*. Change Kept_comdat_section_table to store
5836 struct rather than pointer.
5837 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5838 Add kept_object and kept_shndx parameters. Change all callers.
5839 (Sized_relobj::get_kept_comdat_section): Change return type to
5840 bool. Add kept_object and kept_shndx parameters. Change all
5842 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5843 Layout::find_or_add_kept_section.
5845 2009-07-09 Ian Lance Taylor <iant@google.com>
5847 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5848 Reserve space in the hash table.
5850 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5852 * fileread.cc (File_read::get_mtime): New method.
5853 * fileread.h (Timespec): New structure.
5854 (File_read::get_mtime): New method.
5855 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5856 Renamed from timestamp_nsec.
5857 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5859 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5861 (Incremental_inputs::report_archive): Save mtime; style fix.
5862 (Incremental_inputs::report_obejct): Save mtime; style fix.
5863 (Incremental_inputs::report_script): Save mtime; style fix.
5864 (Incremental_inputs::finalize_inputs): Style fix.
5865 (Incremental_inputs::finalize): Style fix.
5866 (Incremental_inputs::create_input_section_data): Store inputs
5868 * incremental.h (Incremental_inputs::report_script): Add mtime
5870 (Incremental_inputs::Input_info::Input_info): Intialize only one
5872 (Incremental_inputs::Input_info::archive): Move to nameless
5874 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5875 (Incremental_inputs::Input_info::script): Move to nameless union.
5876 (Incremental_inputs::mtime): New field.
5877 * script.cc (read_input_script): Pass file mtime to
5879 * script.h (Script_info::inputs): Style fix.
5881 2009-07-01 Ian Lance Taylor <ian@airs.com>
5883 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5886 2009-06-24 Ian Lance Taylor <iant@google.com>
5889 * layout.cc (Layout::choose_output_section): If we find an
5890 existing section, update the flags.
5891 (Layout::create_notes): New function, broken out of
5893 (Layout::finalize): Don't create note sections.
5894 (Layout::create_note): Don't crash if linker script discards
5896 (Layout::create_gold_note): Likewise.
5897 (Layout::create_build_id): Likewise. Don't set
5898 after_input_sections on the section.
5899 (Layout::create_executable_stack_info): Remove target parameter.
5901 * layout.h (class Layout): Declare create_notes. Update
5902 declaration of create_executable_stack_info.
5903 * gold.cc (queue_middle_tasks): Call create_notes.
5904 * output.cc (Output_section::update_flags_for_input_section): Move
5905 here from output.h. If SHF_ALLOC flag is newly set, mark address
5907 * output.h (Output_data::mark_address_invalid): New function.
5908 (class Output_section): Only declare, not define,
5909 update_flags_for_input_section. Remove set_flags.
5911 2009-06-24 Ian Lance Taylor <iant@google.com>
5913 * script-sections.cc (Output_section_definition::
5914 set_section_addresses): Rename shadowing local load_address to
5917 2009-06-24 Ian Lance Taylor <iant@google.com>
5920 * reloc.cc (relocate_sections): Skip empty relocation sections.
5922 2009-06-23 Ian Lance Taylor <iant@google.com>
5925 * layout.cc (Layout::create_note): Use choose_output_section
5926 rather than make_output_section.
5928 2009-06-23 Ian Lance Taylor <iant@google.com>
5931 * options.cc (General_options::parse_V): Set printed_version_.
5932 (General_options::General_options): Initialize printed_version_.
5933 * options.h (class General_options): Add printed_version_ field.
5934 * gold.cc (queue_initial_tasks): If there are no input files,
5935 don't give a fatal error if we printed the version information.
5936 (queue_middle_tasks): If using -r with a shared object, give a
5937 fatal error rather than an ordinary error.
5939 2009-06-23 Ian Lance Taylor <iant@google.com>
5942 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5943 (Layout::make_output_section): Set have_stabstr_section_ if we see
5944 a .stab*str section.
5945 (Layout::finalize): Call link_stabs_sections.
5946 (Layout::link_stabs_sections): New file.
5947 * layout.h (class Layout): Add have_stabstr_section_ field.
5948 Declare link_stabs_sections.
5950 2009-06-23 Doug Kwan <dougkwan@google.com>
5952 * Makefile.am (libgold_a_LIBADD): New.
5953 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5954 * Makefile.in: Regenerate.
5955 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5956 * configure: Regenerate.
5957 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5958 * fileread.cc: Include sys/state.h
5959 * gold.h: Declare memmem and strndup if found missing.
5960 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5962 2009-06-23 Ian Lance Taylor <iant@google.com>
5964 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5965 * configure: Rebuild.
5967 2009-06-23 Ian Lance Taylor <iant@google.com>
5970 * object.cc (Object::section_contents): Don't try to get a view if
5971 the section has length zero.
5972 (Object::handle_gnu_warning_section): If the section is empty, use
5973 the name of the section as the warning.
5975 2009-06-23 Ian Lance Taylor <iant@google.com>
5978 * stringpool.h (class Stringpool_template): Add optimize_ field.
5979 (Stringpool_template::set_optimize): New function.
5980 * stringpool.cc (Stringpool_template::Stringpool_template):
5981 Initialize optimize_ field.
5982 (Stringpool_template::set_string_offsets): Test local optimize
5983 fild rather than parameter.
5984 * layout.cc (Layout::Layout): Call set_optimize on the section
5987 2009-06-22 Ian Lance Taylor <iant@google.com>
5990 * yyscript.y: Parse TARGET.
5991 * script.cc (script_set_target): New function.
5992 * script-c.h (script_set_target): Declare.
5993 * options.cc (General_options::string_to_object_format): Rename
5994 from string_to_object_format in anonymous namespace. Change
5996 * options.h (class General_options): Declare
5997 string_to_object_format.
5999 2009-06-22 Ian Lance Taylor <iant@google.com>
6001 * script-sections.cc (Script_sections::create_segments): Don't put
6002 program headers in a PT_LOAD segment if -n or -N.
6004 2009-06-22 Ian Lance Taylor <iant@google.com>
6007 * options.h (class General_options): Add -z lazy and -z now. Sort
6008 -z options into alphabetical order.
6009 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6011 2009-06-21 Ian Lance Taylor <iant@google.com>
6013 * layout.cc (Layout::make_output_section): Call
6014 Target::new_output_section.
6015 (Layout::attach_allocated_section_to_segment): Put large section
6016 sections in a separate load segment with the large segment flag
6018 (Layout::segment_precedes): Sort large data segments after other
6020 (align_file_offset): New static function.
6021 (Layout::set_segment_offsets): Use align_file_offset.
6022 * output.h (class Output_section): Add is_small_section_ and
6023 is_large_section_ fields.
6024 (Output_section::is_small_section): New function.
6025 (Output_section::set_is_small_section): New function.
6026 (Output_section::is_large_section): New function.
6027 (Output_section::set_is_large_section): New function.
6028 (Output_section::is_large_data_section): New function.
6029 (class Output_segment): Add is_large_data_segment_ field.
6030 (Output_segment::is_large_data_segment): New function.
6031 (Output_segment::set_is_large_data_segment): New function.
6032 * output.cc (Output_section::Output_section): Initialize new
6034 (Output_segment::Output_segment): Likewise.
6035 (Output_segment::add_output_section): Add assertion that large
6036 data sections always go in large data segments. Force small data
6037 sections to the end of the list of data sections. Force small BSS
6038 sections to the start of the list of BSS sections. For large BSS
6039 sections to the end of the list of BSS sections.
6040 * symtab.h (class Symbol): Declare is_common_shndx.
6041 (Symbol::is_defined): Check Symbol::is_common_shndx.
6042 (Symbol::is_common): Likewise.
6043 (class Symbol_table): Define enum Commons_section_type. Update
6044 declarations. Add small_commons_ and large_commons_ fields.
6045 * symtab.cc (Symbol::is_common_shndx): New function.
6046 (Symbol_table::Symbol_table): Initialize new fields.
6047 (Symbol_table::add_from_object): Put small and large common
6048 symbols in the right list.
6049 (Symbol_table::sized_finalized_symbol): Check
6050 Symbol::is_common_shndx.
6051 (Symbol_table::sized_write_globals): Likewise.
6052 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6053 common symbol lists. Don't call do_allocate_commons_list if the
6055 (Symbol_table::do_allocate_commons_list): Remove is_tls
6056 parameter. Add comons_section_type parameter. Change all
6057 callers. Handle small and large common symbols.
6058 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6059 Symbol::is_common_shndx.
6060 * resolve.cc (symbol_to_bits): Likewise.
6061 * target.h (Target::small_common_shndx): New function.
6062 (Target::small_common_section_flags): New function.
6063 (Target::large_common_shndx): New function.
6064 (Target::large_common_section_flags): New function.
6065 (Target::new_output_section): New function.
6066 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6067 small_common_section_flags, and large_common_section_flags
6069 (Target::do_new_output_section): New virtual function.
6070 * arm.cc (Target_arm::arm_info): Initialize new fields.
6071 * i386.cc (Target_i386::i386_info): Likewise.
6072 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6074 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6075 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6076 (Target_x86_64::do_new_output_section): New function.
6077 * configure.ac: Define conditional MCMODEL_MEDIUM.
6078 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6079 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6080 (large_LDFLAGS): Define.
6081 * testsuite/large.c: New file.
6082 * testsuite/testfile.cc (Target_test::test_target_info):
6083 Initialize new fields.
6084 * configure, testsuite/Makefile.in: Rebuild.
6086 2009-06-05 Doug Kwan <dougkwan@google.com>
6088 * Makefile.am (CCFILES): Add target.cc.
6089 * Makefile.in: Regenerate.
6090 * i386.cc (class Target_i386): Define new virtual method to
6091 override do_is_local_label_name in parent.
6092 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6093 local symbols if --discard-locals or -X is given.
6094 * options.h (class General_options): Declare new options
6095 '--discard-locals' and '-X' for discarding locals.
6096 * target.h (class Target): Define new methods is_local_label_name.
6097 Declare new virtual method do_is_local_label_name.
6098 * target.cc: New file.
6099 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6100 (check_SCRIPTS): Add discard_locals_test.sh.
6101 (check_DATA): Add discard_local_tests.syms.
6102 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6103 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6104 * testsuite/Makefile.in: Regenerate.
6105 * testsuite/discard_locals_test.c: New file.
6106 * testsuite/discard_locals_test.sh: Same.
6108 2009-06-05 Doug Kwan <dougkwan@google.com>
6110 * object.cc (Sized_relobj::Sized_relobj): Initialize
6111 discarded_eh_frame_shndx_ to -1U.
6112 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6114 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6115 a discarded .eh_frame section.
6116 (Sized_relobj::do_finalize_local_symbols): Ditto.
6117 * object.h (class Sized_relobj): Declare new member
6118 discarded_eh_frame_shndx_.
6119 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6120 (local_labels_test.o, local_labels_test): New rules.
6121 * testsuite/Makefile.in: Regenerate.
6123 2009-06-04 Doug Kwan <dougkwan@google.com>
6125 * layout.cc (Layout::section_name_mapping): Add mapping for
6126 special ARM sections.
6128 2009-06-03 Doug Kwan <dougkwan@google.com>
6130 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6131 (utils::has_overflow): Same.
6133 2009-06-03 Ian Lance Taylor <iant@google.com>
6135 * layout.cc (Layout::section_name_mapping): New array, replacing
6136 Layout::linkonce_mapping.
6137 (Layout::section_name_mapping_count): New variable, replacing
6138 Layout::linkonce_mapping_count.
6139 (Layout::linkonce_output_name): Remove.
6140 (Layout::output_section_name): Rewrite.
6141 * layout.h (class Layout): Rename Linkonce_mapping to
6142 Section_name_mapping, linkonce_mapping to section_name_mapping,
6143 linkonce_mapping_count to section_name_mapping_count. Don't
6144 declare linkonce_output_name.
6146 2009-06-03 Doug Kwan <dougkwan@google.com>
6148 * gold/arm.cc (namespace utils): New.
6149 (Target_arm::reloc_is_non_pic): Define new method.
6150 (class Arm_relocate_functions): New.
6151 (Target_arm::Relocate::relocate): Handle relocation types used by
6154 2009-06-03 Ian Lance Taylor <iant@google.com>
6156 * arm.cc (Target_arm::scan::global): Use || instead of |.
6158 2009-06-02 Doug Kwan <dougkwan@google.com>
6160 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6161 issued_non_pic_error_.
6162 (class Target_arm::Scan): Declare new method check_non_pic.
6163 Define new method symbol_needs_plt_entry.
6164 Declare new data member issued_non_pic_error_.
6165 (class Target_arm::Relocate): Declare new method
6166 should_apply_static_reloc.
6167 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6168 (Target_arm::Scan::check_non_pic): Define new method.
6169 (Target_arm::Scan::local): Handle a small subset of reloc types used
6171 (Target_arm::Scan::local): Same.
6172 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6174 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6176 * incremental.cc (Incremental_inputs::report_command_line): Filter
6177 out --incremental-* options.
6179 2009-05-29 Doug Kwan <dougkwan@google.com>
6181 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6183 (class Target_arm): Update comment.
6184 (Target_arm::Target_arm): Initialize new data members GOT_,
6185 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6186 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6187 and Target_arm::rel_dyn_section.
6188 Declare new_enum Target_arm::Got_type.
6189 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6191 Update commments for member do_dynsym_value.
6192 (Target_arm::got_size, Target_arm::plt_section,
6193 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6194 new methods inside class defintion.
6195 (Target_arm::got_section): Define new method.
6196 (Target_arm::rel_dyn_section): Same.
6197 (Output_data_plt_arm): New template class.
6198 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6199 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6200 (Output_data_plt_arm::add_entry): Same.
6201 (Output_data_plt_arm::first_plt_entry): Define new
6202 static data member for PLT instruction template.
6203 (Output_data_plt_arm::plt_entry): Same.
6204 (Output_data_plt_arm::do_write): Define new method.
6205 (Target_arm::make_plt_entry): Same.
6206 (Target_arm::do_finalize_sections): Same.
6207 (Target_arm::do_dynsym_value): Same.
6209 2009-05-28 Doug Kwan <dougkwan@google.com>
6211 * Makefile.am (TARGETSOURCES): Add arm.cc.
6212 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6213 * Makefile.in: Regenerate.
6215 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6217 2009-05-26 Doug Kwan <dougkwan@google.com>
6219 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6220 (General_options::check_excluded_libs): Strip off directories in
6221 archive name before matching like GNU ld does.
6222 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6223 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6224 (exclude_libs_test_LDFLAGS): Add linker option
6225 -Wl,--exclude-libs,libexclude_libs_test_3
6226 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6227 an explicit archive without using -l.
6228 (alt/libexclude_libs_test_3.a): New make rule.
6229 * testsuite/Makefile.in: Regenerate.
6230 * testsuite/exclude_libs_test.c : Declare lib3_default().
6232 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6233 * exclude_libs_test_3.c: New file.
6235 2009-05-26 Nick Clifton <nickc@redhat.com>
6237 * po/id.po: New Indonesian translation.
6238 * po/gold.pot: Updated template file.
6240 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6242 * testsuite/Makefile.am: Add -ffunction-sections to compile
6243 gc_comdat_test files. Add -Wl,--gc-sections to build
6245 * testsuite/Makefile.in: Regenerate.
6246 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6248 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6250 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6251 kept comdat section was garbage collected.
6252 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6253 * testsuite/Makefile.in: Regenerate.
6254 * testsuite/gc_comdat_test.sh: New file.
6255 * testsuite/gc_comdat_test_1.cc: New file.
6256 * testsuite/gc_comdat_test_2.cc: New file.
6258 2009-05-19 Doug Kwan <dougkwan@google.com>
6260 * archive.cc (Archive::Archive): Move constructor from archive.h
6261 to here. Initialize no_export_.
6262 (Archive::get_elf_object_for_member): Set no_export flag of object.
6263 * archive.h (Archive::Archive): Move constructor body to
6265 (Archive::no_export): New method.
6266 (Archive::no_export_): New field.
6267 * object.h (Object::Object): Initialize no_export_ to false.
6268 (Object::no_export, Object::set_no_export): New methods.
6269 (Object::no_export_): New field.
6270 * options.cc (General_options::parse_exclude_libs): New method.
6271 (General_options::check_excluded_libs) Same.
6272 * options.h (exclude_libs): New option.
6273 (General_options::check_excluded_libs): New method declaration.
6274 (General_options::excluded_libs_): New field.
6275 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6276 default or protected visibility if an object has no-export flag set.
6277 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6278 (check_SCRIPTS): Add exclude_libs_test.sh.
6279 (check_DATA): Add exclude_libs_test.syms.
6280 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6281 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6282 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6283 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6284 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6285 libexclude_libs_test_2.a): New rules.
6286 * testsuite/Makefile.in: Regenerate.
6287 * testsuite/exclude_libs_test.c: New file.
6288 * testsuite/exclude_libs_test.sh: Ditto.
6289 * testsuite/exclude_libs_test_1.c: Ditto.
6290 * testsuite/exclude_libs_test_2.c: Ditto.
6292 2009-05-15 Ian Lance Taylor <iant@google.com>
6294 * configure.ac: Check for declarations for cases where libiberty.h
6295 checks HAVE_DECL_xxx.
6296 * configure, config.in: Rebuild.
6298 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6300 * gold.h (Incremental_argument_list): Remove (invalid) forward
6302 * incremental.cc (Incremental_inputs::report_achive): New method.
6303 (Incremental_inputs::report_object): New method.
6304 (Incremental_inputs::report_script): New method.
6305 (Incremental_inputs::finalize_inputs): New method.
6306 (Incremental_inputs::finalize): Call finalize_inputs().
6307 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6308 Create inputs entries.
6309 * incremental.h (Incremental_input_type): New enum.
6310 (Incremental_inputs::Incremental_input): Initialize new fields.
6311 (Incremental_inputs::report_inputs): New method.
6312 (Incremental_inputs::report_achive): New method.
6313 (Incremental_inputs::report_object): New method.
6314 (Incremental_inputs::report_script): New method.
6315 (Incremental_inputs::finalize_inputs): New method.
6316 (Incremental_inputs::Input_info): New struct.
6317 (Incremental_inputs::Input_info_map): New typedef.
6318 (Incremental_inputs::lock_): New field.
6319 (Incremental_inputs::Inputs_): New field.
6320 (Incremental_inputs::Inputs_map): New field.
6321 * main.cc (main): Call Incremental_input::report_inputs.
6322 * options.h (Input_argument_list): Typedef moved from
6324 (Input_file_group::Files): Remove, use ::Input_argument_list.
6325 (Input_file_group::Input_argument_list): Remove, use
6326 ::Input_argument_list.
6327 * plugin.cc (Plugin_manager::add_input_file): Add error in
6329 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6331 * script.cc (read_input_script): Call
6332 Incremental_input::report_script.
6333 * script.h (Script_info): New class.
6335 2009-04-27 Ian Lance Taylor <iant@google.com>
6337 * x86_64.cc (do_adjust_output_section): Set entsize to
6340 2009-04-23 Elliott Hughes <enh@google.com>
6342 * output.cc (Output_file::close): After short writes, continue
6343 writing from the correct offset in the buffer being written.
6345 2009-04-23 Chris Demetriou <cgd@google.com>
6347 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6348 * configure: Regenerate.
6349 * config.in: Regenerate.
6350 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6351 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6353 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6355 * incremental.cc (Incremental_inputs_header_data): Renamed from
6356 Incremental_input_header_data.
6357 (Incremental_inputs_header_data::data_size): New field.
6358 (Incremental_inputs_header_data::put_input_file_count): Renamed
6359 from input_file_count.
6360 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6361 from command_line_offset.
6362 (Incremental_inputs_header_data::put_reserved): Renamed from
6364 (Incremental_inputs_entry_data): Renamed from
6365 Incremental_input_entry_data.
6366 (Incremental_inputs_entry_data::data_size): New field.
6367 (Incremental_inputs::report_command_line): New method.
6368 (Incremental_inputs::finalize): New method.
6369 (Incremental_inputs::create_incremental_inputs_data): New method.
6370 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6371 * incremental.h: New file.
6372 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6373 (Layout::finalize): Create incremental inputs section in
6375 (Layout::create_incremental_info_sections): New method.
6376 * layout.h (Layout::incremental_inputs): New method.
6377 (Layout::create_incremental_info_sections): New method.
6378 (Layout::incremental_inputs_): New field.
6379 * main.cc (main): Notify Incremental_input of the command line.
6381 2009-04-01 Ian Lance Taylor <iant@google.com>
6382 Mikolaj Zalewski <mikolajz@google.com>
6384 * gold.h (reserve_unordered_map): Define, three versions, one for
6385 each version of Unordered_map.
6386 * layout.cc (Layout::Layout): Remove options parameter. Add
6387 number_of_input_files parameter. Don't initialize options_.
6388 Initialize number_of_input_files_ and resized_signatures_. Move
6389 sections_are_attached_.
6390 (Layout::layout_group): Reserve space for group_signatures_.
6391 (Layout::find_or_add_kept_section): Change name parameter to be a
6392 reference. Resize signatures_ map when it gets large enough.
6393 (Layout::layout_eh_frame): Use parameters->options() instead of
6395 (Layout::make_output_section): Likewise.
6396 (Layout::attach_allocated_section_to_segment): Likewise.
6397 (Layout::finalize, Layout::create_executable_stack): Likewise.
6398 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6399 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6400 * layout.h (class Layout): Update declarations. Remove options_
6401 field. Add number_of_input_files_ and resized_signatures_
6402 fields. Move sections_are_attached_ field.
6403 * main.cc (main): Pass number of input files to Layout
6404 constructor. Don't pass options.
6406 2009-03-30 Ian Lance Taylor <iant@google.com>
6408 * ffsll.c (ffsll): Correct implementation.
6410 2009-03-27 Ian Lance Taylor <iant@google.com>
6412 * ffsll.c: New file.
6413 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6414 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6415 * ftruncate.c (ftruncate): Declare before definition.
6416 * mremap.c (mremap): Likewise.
6417 * pread.c (pread): Likewise.
6418 * configure, Makefile.in, config.in: Rebuild.
6420 * mremap.c: New file.
6421 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6422 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6423 (mremap): Declare if HAVE_MREMAP is not defined.
6424 * configure, Makefile.in, config.in: Rebuild.
6426 2009-03-27 Cary Coutant <ccoutant@google.com>
6428 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6429 position independent.
6430 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6431 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6433 2009-03-24 Cary Coutant <ccoutant@google.com>
6435 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6437 (needs_dynamic_reloc): Likewise.
6439 2009-03-24 Ian Lance Taylor <iant@google.com>
6441 * yyscript.y (file_cmd): Recognize EXTERN.
6442 (extern_name_list, extern_name_list_body): New nonterminals.
6443 * script.cc (script_add_extern): Define.
6444 * script-c.h (script_add_extern): Declare.
6446 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6448 * object.cc (is_elf_object): Define.
6449 * object.h (is_elf_object): Declare.
6450 * archive.cc (Archive::get_elf_object_for_member): Call
6452 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6454 2009-03-24 Elliott Hughes <enh@google.com>
6456 * output.cc (Output_file::map_anonymous): Define.
6457 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6458 try an anonymous one. Report the size if the mmap fails.
6459 * output.h (class Output_file): Declare map_anonymous.
6461 2009-03-24 Ian Lance Taylor <iant@google.com>
6463 * target-select.cc (instantiate_target): Don't acquire the lock if
6464 the instantiated_target_ field has already been set.
6466 2009-03-23 Ian Lance Taylor <iant@google.com>
6468 * gold-threads.h (class Initialize_lock): Define.
6469 * gold-threads.cc (class Initialize_lock_once): Define.
6470 (initialize_lock_control): New static variable.
6471 (initialize_lock_pointer): New static variable.
6472 (initialize_lock_once): New static function.
6473 (Initialize_lock::Initialize_lock): Define.
6474 (Initialize_lock::initialize): Define.
6475 * target-select.h: Include "gold-threads.h".
6476 (class Target_selector): Add lock_ and initialize_lock_ fields.
6477 Don't define instantiate_target, just declare it.
6478 * target-select.cc (Target_selector::Target_selector): Initialize
6480 (Target_selector::instantiate_target): Define.
6481 * descriptors.h: Include "gold-threads.h".
6482 (class Descriptors): Add initialize_lock_ field.
6483 * descriptors.cc (Descriptors::Descriptors): Initialize new
6485 (Descriptors::open): Use initialize_lock_ field
6486 * errors.h (class Errors): Add initialize_lock_ field.
6487 * errors.cc (Errors::Errors): Initialize new field.
6488 (Errors::initialize_lock): Use initialize_lock_ field.
6489 * powerpc.cc (class Target_selector_powerpc): Remove
6490 instantiated_target_ field. In do_recognize call
6491 instantiate_target rather than do_instantiate_target. In
6492 do_instantiate_target just allocate a new target.
6493 * sparc.cc (class Target_selector_sparc): Likewise.
6495 * freebsd.h: New file.
6496 * i386.cc: Include "freebsd.h".
6497 (Target_i386): Derive from Target_freebsd rather than
6499 (Target_selector_i386): Derive from Target_selector_freebsd rather
6500 than Target_selector.
6501 * x86_64.cc: Include "freebsd.h".
6502 (Target_x86_64): Derive from Target_freebsd rather than
6504 (Target_selector_x86_64): Derive from Target_selector_freebsd
6505 rather than Target_selector.
6506 * target.h (class Target): Add adjust_elf_header and
6507 do_adjust_elf_header.
6508 * output.cc (Output_file_header:: do_sized_write): Call target
6509 adjust_elf_header routine.
6510 * configure.tgt: Set targ_osabi.
6511 * configure.ac: Define GOLD_DEFAULT_OSABI.
6512 * parameters.cc (Parameters::default_target): Pass
6513 GOLD_DEFAULT_OSABI to select_target.
6514 * target-select.h (class Target_selector): Make instantiate_target
6515 protected rather than private.
6516 * Makefile.am (HFILES): Add freebsd.h.
6517 * configure, Makefile.in, config.in: Rebuild.
6519 * merge.cc (do_add_input_section): Correct pend value. Change
6520 message about last entry not being null terminated from error to
6523 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6525 * incremental.cc: New file.
6526 * Makefile.am (CCFILES): Add incremental.cc.
6527 * Makefile.in: Rebuild.
6529 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6531 * layout.cc (Layout::output_section_name): Preserve names
6532 of '.note.' sections.
6534 2009-03-19 Ian Lance Taylor <iant@google.com>
6536 * descriptors.cc (Descriptors::open): Check that the options are
6537 valid before using them.
6539 2009-03-18 Ian Lance Taylor <iant@google.com>
6541 * script-sections.h: Include <list>.
6542 (class Script_sections): Change Sections_elements from std::vector
6543 to std::list. Typedef public Elements_iterator. Add
6544 orphan_section_placement_, data_segment_align_start_, and
6545 saw_data_segment_align_ fields. Remove data_segment_align_index_
6547 * script-sections.cc (class Orphan_section_placement): New class.
6548 (class Sections_element): Add virtual functions is_relro and
6549 orphan_section_init. Remove virtual function place_orphan_here.
6550 (class Output_section_definition): Add is_relro and
6551 orphan_section_init. Remove place_orphan_here.
6552 (class Orphan_output_section): Likewise.
6553 (Script_sections::Script_sections): Update for field changes.
6554 (Script_sections::data_segment_align): Set saw_data_segment_align_
6555 and data_segment_align_start_, not data_segment_align_index.
6556 (Script_sections::data_segment_relro_end): Check
6557 saw_data_segment_align_. Use data_segment_align_start_ rather
6558 than data_segment_align_index_.
6559 (Script_sections::place_orphan): Rewrite to use
6560 Orphan_section_placement.
6562 2009-03-17 Ian Lance Taylor <iant@google.com>
6564 * archive.cc (Archive::add_symbols): Check for a version attached
6565 to the symbol name in the archive map.
6566 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6567 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6568 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6569 (ver_test_11.a): New target.
6570 * testsuite/Makefile.in: Rebuild.
6572 * configure.ac: Check for chsize and posix_fallocate. Replace
6574 * ftruncate.c: New file, from gnulib.
6575 * output.cc (posix_fallocate): Define dummy version if not
6576 HAVE_POSIX_FALLOCATE.
6577 (Output_file::map): Call posix_fallocate rather than lseek and
6579 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6580 * configure, Makefile.in, config.in: Rebuild.
6582 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6584 * layout.h (Layout::create_note): Add section_name parameter.
6585 * layout.cc (Layout::create_note): Likewise.
6586 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6588 2009-03-17 Ian Lance Taylor <iant@google.com>
6590 * descriptors.cc: Include "options.h".
6591 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6592 (Descriptors::open): Always use O_CLOEXEC when opening a new
6593 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6594 then set FD_CLOEXEC.
6596 * sparc.cc (class Target_sparc): Add has_got_section.
6597 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6598 make sure we have a GOT section.
6600 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6601 (Target_sparc::Scan::local): Likewise.
6602 (Target_sparc::Scan::global): Likewise.
6603 (Target_sparc::Relocate::relocate): Likewise.
6604 (Target_sparc::Relocate::relocate_tls): Likewise.
6606 * symtab.cc (Symbol_table::define_default_version): New function,
6607 broken out of add_from_object.
6608 (Symbol_table::add_from_object): Call define_default_version.
6609 (Symbol_table::define_special_symbol): Add resolve_oldsym
6610 parameter. Change all callers. If the version for a symbol comes
6611 from a version script, resolve it with the symbol with the same
6612 name with no version. Also add the symbol without a version if
6614 (do_define_in_output_data): If resolving with oldsym, don't delete
6616 (do_define_in_output_segment): Likewise.
6617 (do_define_as_constant): Likewise.
6618 * symtab.h (class Symbol_table): Update declarations.
6620 2009-03-13 Ian Lance Taylor <iant@google.com>
6622 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6623 (Read_symbols::requeue): New function.
6624 (Read_symbols::do_read_symbols): If make_elf_object fails because
6625 the target type is not configured, and the file was searched for,
6626 issue a warning and retry with the next directory.
6627 (Add_symbols::run): If the file has an incompatible format, and
6628 it was searched for, requeue the Read_symbols task. On error,
6630 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6631 dirindex parameter to constructor. Change all callers. Declare
6632 incompatible_warning and requeue.
6633 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6634 input_argument_ and input_group_ fields. Add them to
6635 constructor. Change all callers.
6636 (class Read_script): Add dirindex_ field. Add it to constructor.
6638 * archive.cc (Archive::setup): Remove input_objects parameter.
6640 (Archive::get_file_and_offset): Likewise.
6641 (Archive::read_all_symbols): Likewise.
6642 (Archive::read_symbols): Likewise.
6643 (Archive::get_elf_object_for_member): Remove input_objects
6644 parameter. Add punconfigured parameter. Change all callers.
6645 (Archive::add_symbols): Change return type to bool. Check return
6646 value of include_member.
6647 (Archive::include_all_members): Likewise.
6648 (Archive::include_member): Change return type to bool. Return
6649 false if first included object has incompatible target. Set
6650 included_member_ field.
6651 (Add_archive_symbols::run): If add_symbols returns false, requeue
6653 * archive.h (class Archive): Add included_member_ field.
6654 Initialize it in constructor. Add input_file and searched_for
6655 methods. Update declarations.
6656 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6657 input_argument_ fields. Add them to constructor. Change all
6659 * script.cc: Include "target-select.h".
6660 (class Parser_closure): Add skip_on_incompatible_target_ and
6661 found_incompatible_target_ fields. Add
6662 skip_on_incompatible_target parameter to constructor. Change all
6663 callers. Add methods skip_on_incompatible_target,
6664 clear_skip_on_incompatible_target, found_incompatible_target, and
6665 set_found_incompatible_target.
6666 (read_input_script): Add dirindex parameter. Change all callers.
6667 If parser finds an incompatible target, requeue Read_symbols
6669 (script_set_symbol): Clear skip_on_incompatible_target in
6671 (script_add_assertion, script_parse_option): Likewise.
6672 (script_start_sections, script_add_phdr): Likewise.
6673 (script_check_output_format): New function.
6674 * script.h (read_input_script): Update declaration.
6675 * script-c.h (script_check_output_format): Declare.
6676 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6677 (ignore_cmd): Remove OUTPUT_FORMAT.
6678 * fileread.cc (Input_file::Input_file): Add explicit this.
6679 (Input_file::will_search_for): New function.
6680 (Input_file::open): Add pindex parameter. Change all callers.
6681 * fileread.h (class Input_file): Add input_file_argument method.
6682 Declare will_search_for. Update declarations.
6683 * object.cc (make_elf_object): Add punconfigured parameter.
6685 * object.h (class Object): Make input_file public. Add
6686 searched_for method.
6687 (make_elf_object): Update declaration.
6688 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6690 * dirsearch.h (class Dirsearch): Update declaration.
6691 * options.h (class General_options): Add --warn-search-mismatch.
6692 * parameters.cc (Parameters::is_compatible_target): New function.
6693 * parameters.h (class Parameters): Declare is_compatible_target.
6694 * workqueue.cc (Workqueue::add_blocker): New function.
6695 * workqueue.h (class Workqueue): Declare add_blocker.
6697 * fileread.cc (Input_file::open): Remove options parameter.
6699 (Input_file::open_binary): Likewise.
6700 * script.cc (read_input_script): Likewise.
6701 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6702 options parameter from constructor. Change all callers.
6703 (class Read_script): Likewise.
6704 * fileread.h (class Input_file): Update declarations.
6705 * script.h (read_input_script): Update declaration.
6707 2009-03-10 Nick Clifton <nickc@redhat.com>
6709 * po/es.po: New Spanish translation.
6711 2009-03-06 Cary Coutant <ccoutant@google.com>
6713 * options.cc (parse_short_option): Keep dash_z from registering itself.
6715 2009-03-03 Ian Lance Taylor <iant@google.com>
6718 * target-reloc.h (relocate_section): Pass output_section to
6720 * i386.cc (Target_i386::should_apply_static_reloc): Add
6721 output_section parameter. Change all callers.
6722 (Target_i386::Relocate::relocate): Add output_section parameter.
6723 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6724 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6725 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6726 * testsuite/two_file_shared.sh: New script.
6727 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6728 (check_DATA): Add two_file_shared.dbg.
6729 (two_file_shared.dbg): New target.
6730 * testsuite/Makefile.in: Rebuild.
6732 2009-03-01 Ian Lance Taylor <iant@google.com>
6734 * configure.ac: Check for byteswap.h.
6735 * configure: Rebuild.
6736 * config.in: Rebuild.
6738 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6740 * layout.cc (Layout::find_or_add_kept_section): New function.
6741 (Layout::add_comdat): Removed.
6742 * layout.h (struct Kept_section): Move out of class Layout.
6743 Remove trailing underscores from field names. Add group_sections
6744 field. Rename group_ field to is_group. Change all uses.
6745 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6746 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6747 comdat_groups_ field.
6748 (Sized_relobj::include_section_group): Use
6749 find_or_add_kept_section and Kept_section::group_sections.
6750 (Sized_relobj::include_linkonce_section): Likewise.
6751 * object.cc (class Sized_relobj): Don't define Comdat_group or
6752 Comdat_group_table. Remove find_comdat_group and
6753 add_comdat_group. Remove comdat_groups_ field.
6754 * plugin.cc (include_comdat_group): Use
6755 Layout::find_or_add_kept_section.
6757 2009-02-28 Ian Lance Taylor <iant@google.com>
6759 * README: --gc-sections and map files are now supported. Document
6760 some build requirements.
6763 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6764 relocatable link set the value of the section symbol to zero.
6765 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6766 relocatable link don't include the section address in the local
6769 2009-02-27 Ian Lance Taylor <iant@google.com>
6772 * options.h (class Search_directory): Add is_system_directory.
6773 (class General_options): Declare is_in_system_directory.
6774 * options.cc (get_relative_sysroot): Make static.
6775 (get_default_sysroot): Make static.
6776 (General_optoins::is_in_system_directory): New function.
6777 * fileread.cc (Input_file::is_in_system_directory): New function.
6778 * fileread.h (class Input_file): Declare is_in_system_directory.
6779 * object.h (class Object): Add is_in_system_directory.
6780 (class Input_objects): Remove system_library_directory_ field.
6781 * object.cc (Input_objects::add_object): Don't set
6782 system_library_directory_.
6783 (input_objects::found_in_system_library_directory): Remove.
6784 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6785 parameter. Change all callers.
6786 (Symbol_table::sized_write_globals): Likewise.
6787 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6788 Call Object::is_in_system_directory.
6789 * symtab.h (class Symbol_table): Update declarations.
6792 * descriptors.h (Open_descriptor): Add is_on_stack field.
6793 * descriptors.cc (Descriptors::open): If the descriptor is on the
6794 top of the stack, remove it. Initialize is_on_stack field.
6795 (Descriptors::release): Only add pod to stack if it is not on the
6797 (Descriptors::close_some_descriptor): Clear stack_next and
6801 * output.cc (Output_section::find_starting_output_address): Rename
6802 from starting_output_address; add PADDR parameter; change return
6804 * output.h (class Output_section): Declare
6805 find_starting_output_address instead of starting_output_address.
6806 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6807 section symbol for which we can't find a merge section.
6810 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6811 hidden or internal, force the symbol to be local.
6812 * resolve.cc (Symbol::override_visibility): Define.
6813 (Symbol::override_base): Use override_visibility.
6814 (Symbol_table::resolve): Likewise.
6815 (Symbol::override_base_with_special): Likewise.
6816 (Symbol_table::override_with_special): If the visibility is hidden
6817 or internal, force the symbol to be local.
6818 * symtab.h (class Symbol): Add set_visibility and
6819 override_visibility.
6820 * testsuite/ver_test_1.sh: New file.
6821 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6822 (check_DATA): Add ver_test_1.syms.
6823 (ver_test_1.syms): New target.
6824 * testsuite/Makefile.in: Rebuild.
6826 2009-02-25 Cary Coutant <ccoutant@google.com>
6828 * layout.cc (Layout::choose_output_section): Don't rename sections
6829 when using a linker script that has a SECTIONS clause.
6830 * Makefile.in: Regenerate.
6832 * testsuite/Makefile.am (script_test_5.sh): New test case.
6833 * testsuite/Makefile.in: Regenerate.
6834 * testsuite/script_test_5.cc: New file.
6835 * testsuite/script_test_5.sh: New file.
6836 * testsuite/script_test_5.t: New file.
6838 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6840 * archive.cc (Archive::include_member): Update calls to add_symbols.
6841 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6842 the Layout argument.
6843 * dynobj.h (do_add_symbols): Add the Layout argument.
6844 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6846 * object.h (Object::add_symbols): Add the Layout argument.
6847 (Object::do_add_symbols): Add the Layout argument.
6848 (Sized_relobj::do_add_symbols): Add the Layout argument.
6849 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6850 Unify the two versions.
6851 (Add_plugin_symbols): Remove.
6852 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6853 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6854 (Add_plugin_symbols): Remove.
6855 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6856 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6857 (Add_symbols::run): Make it work with Pulginobj.
6859 2009-02-06 Ian Lance Taylor <iant@google.com>
6861 * object.cc (Sized_relobj::do_layout): Make info message start
6862 with lower case letter.
6864 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6866 * binary.cc: Fix file comment.
6868 * options.h (enum Incremental_disposition): Define.
6869 (class General_options): Add new options: --incremental,
6870 --incremental_changed, --incremental_unchanged,
6871 --incremental_unknown. Add incremental_disposition_ and
6872 implicit_incremental_ fields.
6873 (General_options::incremental_disposition): New function.
6874 (class Position_dependent_options): Add incremental_disposition
6876 (Position_dependent_options::copy_from_options): Set incremental
6878 * options.cc (General_options::parse_incremental_changed): New
6880 (General_options::parse_incremental_unchanged): New function.
6881 (General_options::parse_incremental_unknown): New function.
6882 (General_options::General_options): Initialize new fields
6883 incremental_disposition_ and implicit_incremental_.
6884 (General_options::finalize): Check for uasge of --incremental-*
6885 without --incremental.
6887 2009-02-06 Chris Demetriou <cgd@google.com>
6889 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6890 pointer and to report location as the file name associated with
6892 (gold_undefined_symbol_at_location): New function to replace the
6893 old gold_undefined_symbol functionality.
6894 * target-reloc.h (relocate_section): Update to use
6895 gold_undefined_symbol_at_location.
6896 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6897 Call gold_undefined_symbol function rather than gold_error.
6898 * errors.h (Errors::undefined_symbol): Take location as a
6899 string, rather than calculating it from a relocation.
6900 * errors.cc (Errors::fatal): Print "fatal error:" before the
6902 (Errors::error, Errors::error_at_location): Print "error: "
6903 before the formatted message.
6904 (Errors::undefined_symbol): Take location as a string, rather
6905 than calculating it from a relocation.
6906 (gold_undefined_symbol_at_location): New function akin to
6907 old gold_undefined_symbol, calculates location from relocation.
6908 (gold_undefined_symbol): Change to take only a Symbol pointer
6909 and to report location as the file name associated with the symbol.
6910 * testsuite/debug_msg.sh: Update for changed error messages.
6911 * testsuite/undef_symbol.sh: Likewise.
6913 2009-02-04 Duncan Sands <baldrick@free.fr>
6916 * reduced_debug_output.h
6917 (Output_reduced_debug_abbrev_section::failed): Use format for
6919 (Output_reduced_debug_info_section::faild): Likewise.
6921 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6923 * script.cc (Lazy_demangler): New class.
6924 (Version_script_info::get_symbol_version_helper): Demangle a
6927 2009-01-29 Cary Coutant <ccoutant@google.com>
6929 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6931 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6933 2009-01-28 Ian Lance Taylor <iant@google.com>
6935 * version.cc (version_string): Bump to 1.9.
6937 * gold.h: Include <cstring> and <stdint.h>.
6938 * version.cc: Include <cstdio>.
6939 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6941 * reduced_debug_output.cc (insert_into_vector): Rename from
6942 Insert_into_vector; change all callers. Use Swap_unaligned to
6943 avoid aliasing issue; remove union since it is unnecessary.
6945 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6947 * Makefile.am (CCFILES): Add gc.cc.
6949 * Makefile.in: Regenerate.
6950 * gold.cc (Gc_runner): New class.
6951 (queue_initial_tasks): Call garbage collection related tasks
6952 when corresponding options are invoked.
6953 (queue_middle_gc_tasks): New function.
6954 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6955 processed early before laying out sections during garbage collection.
6956 * gold.h (queue_middle_gc_tasks): New function.
6957 (is_prefix_of): Move from "layout.cc".
6958 * i386.cc (Target_i386::gc_process_relocs): New function.
6959 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6960 * main.cc (main): Create object of class "Garbage_collection".
6961 * object.cc (Relobj::copy_symbols_data): New function.
6962 (Relobj::is_section_name_included): New function.
6963 (Sized_relobj::do_layout): Allow this function to be called twice
6964 during garbage collection and defer layout of section during the
6966 * object.h (Relobj::get_symbols_data): New function.
6967 (Relobj::is_section_name_included): New function.
6968 (Relobj::copy_symbols_data): New function.
6969 (Relobj::set_symbols_data): New function.
6970 (Relobj::get_relocs_data): New function.
6971 (Relobj::set_relocs_data): New function.
6972 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6973 (Relobj::gc_process_relocs): New function.
6974 (Relobj::do_gc_process_relocs): New pure virtual function.
6975 (Relobj::sd_): New data member.
6976 (Sized_relobj::is_output_section_offset_invalid): New function.
6977 (Sized_relobj::do_gc_process_relocs): New function.
6978 * options.h (General_options::gc_sections): Modify to not be a no-op.
6979 (General_options::print_gc_sections): New option.
6980 * plugin.cc (Plugin_finish::run): Remove function call to
6981 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6982 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6983 * reloc.cc (Read_relocs::run): Add task to process relocs and
6984 determine unreferenced sections when doing garbage collection.
6985 (Gc_process_relocs): New class.
6986 (Sized_relobj::do_gc_process_relocs): New function.
6987 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6988 sections that are garbage collected.
6989 * reloc.h (Gc_process_relocs): New class.
6990 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6991 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6992 symbols whose corresponding sections are garbage collected.
6993 (Symbol_table::Symbol_table): Add new parameter for the garbage
6995 (Symbol_table::gc_mark_undef_symbols): New function.
6996 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6997 (Symbol_table::gc_mark_dyn_syms): New function.
6998 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7000 (Symbol_table::add_from_object): Likewise.
7001 (Symbol_table::add_from_relobj): When building shared objects, do not
7002 treat externally visible symbols as garbage.
7003 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7004 table information for static and relocatable links.
7005 * symtab.h (Symbol_table::set_gc): New function.
7006 (Symbol_table::gc): New function.
7007 (Symbol_table::gc_mark_undef_symbols): New function.
7008 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7009 (Symbol_table::gc_mark_dyn_syms): New function.
7010 (Symbol_table::gc_): New data member.
7011 * target.h (Sized_target::gc_process_relocs): New pure virtual
7013 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7014 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7016 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7018 * options.h (General_options::gc_sections): Define as a no-op for now.
7019 (General_options::no_keep_memory): Ditto.
7020 (General_options::Bshareable): Define.
7021 * options.cc (General_options::finalize): Honor -Bshareable.
7023 2009-01-20 Andreas Schwab <schwab@suse.de>
7025 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7026 read the value in the contents, since we don't use it. Use the
7027 template endianness when writing.
7028 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7030 2009-01-19 Andreas Schwab <schwab@suse.de>
7032 * configure.tgt (powerpc64-*): Fix targ_obj.
7034 2009-01-15 Ian Lance Taylor <iant@google.com>
7036 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7037 local symbols when stripping all symbols.
7039 2009-01-14 Cary Coutant <ccoutant@google.com>
7041 * output.cc (Output_reloc): Add explicit instantiations.
7043 2009-01-14 Cary Coutant <ccoutant@google.com>
7045 * archive.cc (Archive::get_elf_object_for_member): Remove call
7046 to File_read::claim_for_plugin.
7047 * descriptors.cc (Descriptors::open): Remove reference to
7049 (Descriptors::claim_for_plugin): Remove.
7050 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7051 (Descriptors::is_claimed): Remove.
7052 (claim_descriptor_for_plugin): Remove.
7053 * fileread.cc (File_read::claim_for_plugin): Remove.
7054 * fileread.h (File_read::claim_for_plugin): Remove.
7055 (File_read::descriptor): Reopen descriptor if necessary.
7056 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7057 (Plugin_manager::all_symbols_read): Add task parameter. Change
7059 (Plugin_manager::get_input_file): New function.
7060 (Plugin_manager::release_input_file): New function.
7061 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7062 corresponding data member.
7063 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7064 and pass to base constructor. Change all callers.
7065 (get_input_file, release_input_file): New functions.
7066 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7067 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7068 (Plugin_manager::all_symbols_read): Add task parameter.
7069 (Plugin_manager::get_input_file): New function.
7070 (Plugin_manager::release_input_file): New function.
7071 (Plugin_manager::task_): New data member.
7072 (Pluginobj::Pluginobj): Add filesize parameter.
7073 (Pluginobj::filename): New function.
7074 (Pluginobj::descriptor): New function.
7075 (Pluginobj::filesize): New function.
7076 (Pluginobj::filesize_): New data member.
7077 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7078 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7079 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7081 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7082 with archive libraries.
7083 * testsuite/Makefile.in: Regenerate.
7084 * testsuite/plugin_test.c (struct sym_info): New type.
7085 (get_input_file, release_input_file): New static variables.
7086 (onload): Capture new transfer vector entries.
7087 (claim_file_hook): Stop reading at end of file according to filesize.
7088 Factor out parsing of readelf output into separate function.
7089 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7090 APIs and get the source file name from the symbol table. Convert
7091 source file name to corresponding object file name. Print info
7092 message when adding new input files.
7093 (parse_readelf_line): New function.
7094 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7095 * testsuite/plugin_test_2.sh: Likewise.
7096 * testsuite/plugin_test_3.sh: Likewise.
7097 * testsuite/plugin_test_4.sh: New test case.
7099 2009-01-07 Ian Lance Taylor <iant@google.com>
7101 * version.cc (version_string): Bump to 1.8.
7103 2008-12-23 Cary Coutant <ccoutant@google.com>
7105 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7106 * plugin.cc (Plugin_manager::finish): Rename as
7107 layout_deferred_objects. Move cleanup to separate function.
7108 (Plugin_manager::cleanup): New function.
7109 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7111 * plugin.h (Plugin_manager::finish): Rename as
7112 layout_deferred_objects.
7113 (Plugin_manager::cleanup): New function.
7114 (Plugin_manager::cleanup_done): New field.
7116 2008-12-23 Cary Coutant <ccoutant@google.com>
7118 * plugin.cc (is_visible_from_outside): New function.
7119 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7120 so we don't return "IR only" status for exported symbols or -r links.
7122 * testsuite/Makefile.am (plugin_test_3): New test case.
7123 * testsuite/Makefile.in: Regenerate.
7124 * testsuite/plugin_test_3.sh: New file.
7126 2008-12-22 Cary Coutant <ccoutant@google.com>
7128 * object.cc (Sized_relobj::layout_section): New function.
7129 (Sized_relobj::do_layout): Defer layout of input sections until after
7130 plugin has provided replacement files.
7131 (Sized_relobj::do_layout_deferred_sections): New function.
7132 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7133 (Relobj::layout_deferred_sections): New function.
7134 (Relobj::do_layout_deferred_sections): New function.
7135 (Sized_relobj::do_layout_deferred_sections): New function.
7136 (Sized_relobj::layout_section): New function.
7137 (Sized_relobj::Deferred_layout): New structure.
7138 (Sized_relobj::deferred_layout_): New field.
7139 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7140 Change all callers. Layout deferred sections.
7141 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7143 (Plugin_hook::run): Move code from do_plugin_hook inline.
7144 (Plugin_hook::do_plugin_hook): Remove.
7145 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7146 (Plugin_manager::finish): Renamed, was cleanup.
7147 (Plugin_manager::should_defer_layout): New function.
7148 (Plugin_manager::add_deferred_layout_object): New function.
7149 (Plugin_manager::Deferred_layout_list): New type.
7150 (Plugin_manager::deferred_layout_objects_): New field.
7151 (Plugin_hook::do_plugin_hook): Remove.
7153 2008-12-17 Ian Lance Taylor <iant@google.com>
7155 * options.h (class General_options): Add --no case for
7158 2008-12-16 Cary Coutant <ccoutant@google.com>
7160 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7162 (Plugin_manager::claim_file): Create plugin object even if
7163 plugin did not call the add_symbols callback.
7164 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7165 asking for more symbols than were added.
7166 * testsuite/Makefile.am (plugin_test_1): Add test case with
7168 (empty.syms): New target.
7169 * testsuite/Makefile.in: Regenerate.
7170 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7171 message. Don't call add_symbols if no globals.
7172 (all_symbols_read_hook): Don't provide replacement for empty
7175 2008-12-12 Ian Lance Taylor <iant@google.com>
7177 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7178 r_type == 0 for a local symbol with r_sym == 0.
7179 (scan_relocatable_relocs): Pass r_sym to
7180 local_non_section_strategy.
7181 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7184 * configure.ac: Update test for TLS descriptors: they are
7185 supported as of glibc 2.9.
7186 * configure: Rebuild.
7188 2008-12-11 Ian Lance Taylor <iant@google.com>
7191 * target-reloc.h (Default_scan_relocatable_relocs): For each
7192 function, map r_type == 0 to RELOC_DISCARD.
7194 2008-12-10 Cary Coutant <ccoutant@google.com>
7196 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7197 object to override a kept COMDAT group from a plugin object.
7199 2008-12-09 Ian Lance Taylor <iant@google.com>
7202 * yyscript.y (file_cmd): Handle INPUT.
7204 * testsuite/initpri1.c: Change all declarations to be full
7205 prototypes by adding void, to avoid compiler warnings.
7207 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7209 * options.cc (General_options::parse_plugin_opt): New.
7210 (General_options::add_plugin): The argument now is just the filename.
7211 (General_options::add_plugin_option): New.
7212 * options.h (plugin_opt): New.
7213 (add_plugin): Change argument name.
7214 (add_plugin_option): New.
7215 * plugin.cc (Plugin::load): Don't parse the plugin option.
7216 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7217 (Plugin::add_option): New.
7218 (Plugin::args_): Change type.
7219 (Plugin::filename_): New.
7220 (Plugin_manager::add_plugin_option): New.
7221 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7222 * testsuite/Makefile.in: Regenerate.
7224 2008-12-05 Cary Coutant <ccoutant@google.com>
7226 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7227 Handle --strip-lto-sections option.
7228 * options.h (strip_lto_sections): New option.
7230 2008-12-01 Cary Coutant <ccoutant@google.com>
7232 * plugin.cc (ld_plugin_message): Change format parameter to const.
7233 Fix mismatch between new[] and delete.
7235 2008-11-14 Cary Coutant <ccoutant@google.com>
7237 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7240 2008-11-05 Craig Silverstein <csilvers@google.com>
7242 * options.cc (General_options::parse_dynamic_list): New function.
7243 * options.h (General_options): New flags dynamic_list,
7244 dynamic_list_data, dynamic_list_cpp_new, and
7245 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7246 (General_options::in_dynamic_list): New function.
7247 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7248 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7249 (Lex::can_continue_name): Likewise.
7251 (read_script_file): New parameter script_options.
7252 (read_dynamic_list): New function.
7253 (Script_options::define_dynamic_list): New function.
7254 (dynamic_list_keyword_parsecodes): New variable.
7255 (dynamic_list_keywords): New variable.
7256 * script.h (Script_options::define_dynamic_list): New function
7258 (read_dynamic_list): New function prototype.
7259 * symtab.cc (strprefix): New macro.
7260 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7261 dynamic_list_data, dynamic_list_cpp_new, and
7262 dynamic_list_cpp_typeinfo.
7263 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7264 (dynamic_list_expr): New rule.
7265 (dynamic_list_nodes): Likewise.
7266 (dynamic_list_node): Likewise.
7267 * testsuite/Makefile.am (dynamic_list): New test.
7268 * testsuite/Makefile.in: Regenerated.
7269 * testsuite/dynamic_list.t: New file.
7270 * testsuite/dynamic_list.sh: New file.
7272 2008-11-05 Craig Silverstein <csilvers@google.com>
7274 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7275 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7276 (t11_last): Likewise.
7277 * testsuite/ver_test_6.c (main): Likewise.
7279 2008-10-07 Cary Coutant <ccoutant@google.com>
7281 * options.c (General_options::finalize): Add check for -static and
7283 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7286 2008-10-02 Cary Coutant <ccoutant@google.com>
7288 * plugin.cc (make_sized_plugin_object): Fix conditional
7289 compilation to work when not all targets are enabled.
7291 2008-09-29 Cary Coutant <ccoutant@google.com>
7293 * archive.cc (Archive::get_file_and_offset): Use filename instead
7294 of name to get library path.
7295 (Archive::include_member): Unlock external member of a thin archive.
7297 * testsuite/Makefile.am (TEST_AR): New variable.
7298 (thin_archive_test_1): New test.
7299 (thin_archive_test_2): New test.
7300 * testsuite/Makefile.in: Regenerate.
7301 * testsuite/thin_archive_main.cc: New file.
7302 * testsuite/thin_archive_test_1.cc: New file.
7303 * testsuite/thin_archive_test_2.cc: New file.
7304 * testsuite/thin_archive_test_3.cc: New file.
7305 * testsuite/thin_archive_test_4.cc: New file.
7307 2008-09-29 Cary Coutant <ccoutant@google.com>
7309 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7310 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7312 (Sized_relobj::do_finalize_local_symbols): Likewise.
7313 (Sized_relobj::map_to_kept_section): Likewise.
7314 * object.h (Sized_relobj::invalid_address): New constant.
7315 (Sized_relobj::do_output_section_offset): Check for invalid_address
7317 * output.cc (Output_reloc::local_section_offset): Use constant
7318 invalid_address instead of -1U.
7319 (Output_reloc::get_address): Likewise.
7320 (Output_section::output_address): Change -1U to -1ULL.
7321 * output.h (Output_reloc::invalid_address): New constant.
7322 * reloc.cc (Sized_relobj::write_sections): Use constant
7323 invalid_address instead of -1U.
7324 (Sized_relobj::relocate_sections): Likewise.
7325 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7326 values for merge sections.
7327 * target-reloc.h (relocate_for_relocatable): Use constant
7328 invalid_address instead of -1U.
7330 2008-09-19 Cary Coutant <ccoutant@google.com>
7332 Add plugin functionality for link-time optimization (LTO).
7333 * configure.ac (plugins): Add --enable-plugins option.
7334 * configure: Regenerate.
7335 * config.in: Regenerate.
7336 * Makefile.am (LIBDL): New variable.
7337 (CCFILES): Add plugin.cc.
7338 (HFILES): Add plugin.h.
7339 (ldadd_var): Add LIBDL.
7340 * Makefile.in: Regenerate.
7342 * archive.cc: Include "plugin.h".
7343 (Archive::setup): Don't preread archive symbols when using a plugin.
7344 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7345 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7347 (Archive::include_member): Add symbols from plugin objects.
7348 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7349 * descriptors.cc (Descriptors::open): Check for file descriptors
7350 abandoned by plugins.
7351 (Descriptors::claim_for_plugin): New function.
7352 * descriptors.h (Descriptors::claim_for_plugin): New function.
7353 (Open_descriptor::is_claimed): New field.
7354 (claim_descriptor_for_plugin): New function.
7355 * fileread.cc (File_read::claim_for_plugin): New function.
7356 * fileread.h (File_read::claim_for_plugin): New function.
7357 (File_read::descriptor): New function.
7358 * gold.cc: Include "plugin.h".
7359 (queue_initial_tasks): Add task to call plugin hooks for generating
7361 * main.cc: Include "plugin.h".
7362 (main): Load plugin libraries.
7363 * object.h (Pluginobj): Declare.
7364 (Object::pluginobj): New function.
7365 (Object::do_pluginobj): New function.
7366 (Object::set_target): New function.
7367 * options.cc: Include "plugin.h".
7368 (General_options::parse_plugin): New function.
7369 (General_options::General_options): Initialize plugins_ field.
7370 (General_options::add_plugin): New function.
7371 * options.h (Plugin_manager): Declare.
7372 (General_options): Add --plugin option.
7373 (General_options::has_plugins): New function.
7374 (General_options::plugins): New function.
7375 (General_options::add_plugin): New function.
7376 (General_options::plugins_): New field.
7377 * plugin.cc: New file.
7378 * plugin.h: New file.
7379 * readsyms.cc: Include "plugin.h".
7380 (Read_symbols::do_read_symbols): Check for archive before checking
7381 for ELF file. Call plugin hooks to claim files.
7382 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7383 from a real object file; force override when processing replacement
7385 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7386 (Symbol::init_base_object): Likewise.
7387 (Symbol::init_base_output_data): Likewise.
7388 (Symbol::init_base_output_segment): Likewise.
7389 (Symbol::init_base_constant): Likewise.
7390 (Symbol::init_base_undefined): Likewise.
7391 (Symbol::output_section): Assert that object is not a plugin.
7392 (Symbol_table::add_from_pluginobj): New function.
7393 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7395 (Symbol_table::sized_write_globals): Likewise.
7396 (Symbol_table::add_from_pluginobj): Instantiate template.
7397 * symtab.h (Sized_pluginobj): Declare.
7398 (Symbol::in_real_elf): New function.
7399 (Symbol::set_in_real_elf): New function.
7400 (Symbol::in_real_elf_): New field.
7401 (Symbol_table::add_from_pluginobj): New function.
7403 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7404 (LIBDL): New variable.
7406 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7407 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7408 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7409 (MOSTLYCLEANFILES): Likewise.
7410 * testsuite/Makefile.in: Regenerate.
7411 * testsuite/plugin_test.c: New file.
7412 * testsuite/plugin_test_1.sh: New file.
7413 * testsuite/plugin_test_2.sh: New file.
7415 2008-09-16 Ian Lance Taylor <iant@google.com>
7417 * target-reloc.h (relocate_section): Check whether a symbol is
7418 defined by the ABI before reporting an undefined symbol error.
7419 * target.h (Target::is_defined_by_abi): Make parameter const.
7420 (Target::do_is_defined_by_abi): Likewise.
7421 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7422 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7423 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7424 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7425 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7426 * testsuite/Makefile.in: Rebuild.
7428 * fileread.cc (make_view): Add casts to avoid warning.
7430 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7432 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7433 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7435 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7437 * options.h (General_options::output_is_executable): New.
7438 (General_options::output_is_pie): New.
7439 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7440 for shared libraries.
7441 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7443 2008-09-11 Chris Demetriou <cgd@google.com>
7445 * options.h (origin): New -z option.
7446 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7447 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7450 2008-09-05 Cary Coutant <ccoutant@google.com>
7452 * fileread.cc (File_read::make_view): Add check for attempt to map
7455 2008-09-05 Cary Coutant <ccoutant@google.com>
7457 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7458 explicit instantiations.
7460 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7463 * options.cc (General_options::finalize): Allow undefined symbols
7464 in shlibs if linking -shared.
7467 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7468 symbols as not needing a dynsym entry.
7470 2008-08-20 Craig Silverstein <csilvers@google.com>
7472 * fileread.cc (File_read::open): Do not lock the file unless it
7473 was successfully opened.
7475 2008-08-14 Cary Coutant <ccoutant@google.com>
7477 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7478 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7479 * testsuite/tls_test.cc (struct int128): 128-bit struct
7480 for testing TLS relocs with non-zero addend.
7481 (v12): New TLS variable.
7483 (t_last): Add check for v12.
7484 * testsuite/tls_test.h (t12): New function.
7485 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7487 2008-08-13 Ian Lance Taylor <iant@google.com>
7489 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7490 set tls_segment_ or relro_segment_.
7491 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7493 * output.h (Output_section::clear_is_relro): New function.
7494 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7495 sections specially even when output_data_ is empty.
7496 (Output_segment::maximum_alignment): When first section is relro,
7497 only force alignment for PT_LOAD segments.
7498 * script.cc (script_data_segment_align): New function.
7499 (script_data_segment_relro_end): New function.
7500 * script-c.h (script_data_segment_align): Declare.
7501 (script_data_segment_relro_end): Declare.
7502 * script-sections.h (class Script_sections): Declare
7503 data_segment_align and data_segment_relro_end. Add fields
7504 segment_align_index_ and saw_relro_end_.
7505 * script-sections.cc (class Sections_element): Add set_is_relro
7506 virtual function. Add new bool* parameter to place_orphan_here.
7507 Add get_output_section virtual function.
7508 (class Output_section_definition): Add set_is_relro. Add new
7509 bool* parameter to place_orphan_here. Add get_output_section.
7510 Add is_relro_ field.
7511 (Output_section_definition::Output_section_definition): Initialize
7512 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7513 and is_relro_ fields.
7514 (Output_section_definition::place_orphan_here): Add is_relro
7516 (Output_section_definition::set_section_addresses): Set relro for
7518 (Output_section_definition::alternate_constraint): Likewise.
7519 (class Orphan_output_section): Add new bool* parameter to
7520 place_orphan_here. Add get_output_section.
7521 (Orphan_output_section::place_orphan_here): Add is_relro
7523 (Script_sections::Script_sections): Initialize
7524 data_segment_align_index_ and saw_relro_end_.
7525 (Script_sections::data_segment_align): New function.
7526 (Script_sections::data_segment_relro_end): New function.
7527 (Script_sections::place_orphan): Set or clear is_relro.
7528 (Script_sections::set_section_addresses): Force alignment of first
7530 * yyscript.y (exp): Call script_data_segment_align and
7531 script_data_segment_relro_end.
7532 * testsuite/relro_script_test.t: New file.
7533 * testsuite/relro_test.cc (using_script): Declare.
7534 (t1, t2): Test using_script.
7535 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7536 (relro_script_test_SOURCES): Define.
7537 (relro_script_test_DEPENDENCIES): Define.
7538 (relro_script_test_LDFLAGS): Define.
7539 (relro_script_test_LDADD): Define.
7540 (relro_script_test.so): New target.
7541 * testsuite/Makefile.in: Rebuild.
7543 2008-08-06 Cary Coutant <ccoutant@google.com>
7545 * archive.cc (Archive::total_archives, Archive::total_members)
7546 (Archive::total_members_loaded): New variables.
7547 (Archive::setup): Add parameter. Add option to preread
7549 (Archive::read_armap): Add counter.
7550 (Archive::get_file_and_offset): New function.
7551 (Archive::get_elf_object_for_member): New function.
7552 (Archive::read_all_symbols): New function.
7553 (Archive::read_symbols): New function.
7554 (Archive::add_symbols): Add counters.
7555 (Archive::include_all_members): Use armap to find members if it's
7557 (Archive::include_member): Skip reading symbols if already read.
7558 Factored code into Archive::get_file_and_offset and
7559 Archive::get_elf_object_for_member. Changed call to
7560 Mapfile::report_include_archive_member.
7561 (Archive::print_stats): New function.
7562 * archive.h: Declare Object and Read_symbols_data classes.
7563 (Archive::Archive): Add initializers for new members.
7564 (Archive::setup): Add parameter.
7565 (Archive::print_stats): New function.
7566 (Archive::total_archives, Archive::total_members)
7567 (Archive::total_members_loaded): New variables.
7568 (Archive::get_file_and_offset): New function.
7569 (Archive::get_elf_object_for_member): New function.
7570 (Archive::read_all_symbols): New function.
7571 (Archive::read_symbols): New function.
7572 (Archive::Archive_member): New class.
7573 (Archive::members_): New member.
7574 (Archive::num_members_): New member.
7575 * main.cc: Include archive.h.
7576 (main): Call Archive::print_stats.
7577 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7578 archive parameter; member_name is now the fully-decorated name.
7579 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7580 * options.h: (General_options): Add --preread-archive-symbols option.
7581 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7584 2008-08-04 Ian Lance Taylor <iant@google.com>
7586 * symtab.h (Symbol::use_plt_offset): New function.
7587 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7588 * powerpc.cc (Relocate::relocate): Likewise.
7589 * sparc.cc (Relocate::relocate): Likewise.
7590 * x86_64.cc (Relocate::relocate): Likewise.
7591 * testsuite/weak_plt.sh: New test.
7592 * testsuite/weak_plt_main.cc: New test.
7593 * testsuite/weak_plt_shared.cc: New test.
7594 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7595 (check_PROGRAMS): Add weak_plt.
7596 (check_DATA): Add weak_plt_shared.so.
7597 (weak_plt_main_pic.o, weak_plt): New targets.
7598 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7599 * testsuite/Makefile.in: Rebuild.
7601 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7603 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7604 * testsuite/Makefile.in: Rebuild.
7606 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7608 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7609 * Makefile.in: Regenerate.
7610 * po/POTFILES.in: Regenerate.
7612 2008-07-29 Ian Lance Taylor <iant@google.com>
7614 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7615 symbols before other symbols.
7616 * testsuite/script_test_2.cc (test_addr): Declare.
7617 (test_addr_alias): Declare.
7618 (main): Check that test_addr and test_addr_alias have the right
7620 * testsuite/script_test_2.t: Define test_addr_alias and
7623 2008-07-24 Ian Lance Taylor <iant@google.com>
7626 * descriptors.cc: New file.
7627 * descriptors.h: New file.
7628 * gold-threads.h (class Hold_optional_lock): New class.
7629 * fileread.cc: Include "descriptors.h".
7630 (File_read::~File_read): Release descriptor rather than closing
7632 (File_read::open) [file]: Call open_descriptor rather than open.
7633 Set is_descriptor_opened_.
7634 (File_read::open) [memory]: Assert that descriptor is not open.
7635 (File_read::reopen_descriptor): New function.
7636 (File_read::release): Release descriptor.
7637 (File_read::do_read): Make non-const. Reopen descriptor.
7638 (File_read::read): Make non-const.
7639 (File_read::make_view): Reopen descriptor.
7640 (File_read::do_readv): Likewise.
7641 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7642 Update declarations.
7643 * layout.cc: Include "descriptors.h".
7644 (Layout::create_build_id): Use open_descriptor rather than open.
7645 * output.cc: Include "descriptors.h".
7646 (Output_file::open): Use open_descriptor rather than open.
7647 * archive.cc (Archive::const_iterator): Change Archive to be
7649 (Archive::begin, Archive::end): Make non-const.
7650 (Archive::count_members): Likewise.
7651 * archive.h (class Archive): Update declarations.
7652 * object.h (Object::read): Make non-const.
7653 * Makefile.am (CCFILES): Add descriptors.cc.
7654 (HFILES): Add descriptors.h.
7655 * Makefile.in: Rebuild.
7658 * gold.h: Always include <clocale>. Add Solaris workarounds
7659 following code in binutils/sysdep.h.
7662 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7663 this->eh_frame_hdr_ is NULL before using it.
7665 * dynobj.cc (Versions::Versions): Update comment.
7667 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7668 the base version name.
7670 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7671 array size plus one.
7672 (Stringpool_template::set_string_offsets): Subtract one from key
7673 before using it as an array index.
7674 (Stringpool_template::get_offset_with_length): Likewise.
7675 (Stringpool_template::write_to_buffer): Likewise.
7676 * stringpool.h (Stringpool_template::get_offset_from_key):
7679 2008-07-23 Ian Lance Taylor <iant@google.com>
7682 * object.h (Merged_symbol_value::value): Do our best to handle a
7686 * script.cc (Version_script_info::get_versions): Don't add empty
7687 version tag to return value.
7688 (Version_script_info::get_symbol_version_helper): Change return
7689 type to bool. Add pversion parameter. Change all callers.
7690 (script_register_vers_node): Don't require a non-NULL tag.
7691 * script.h (class Version_script_info): Update declarations.
7692 (Version_script_info::get_symbol_version): Change return type to
7693 bool. Add version parameter. Change all callers.
7694 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7695 handling. Handle an empty version from a version script.
7696 (Symbol_table::define_special_symbol): Likewise.
7697 * testsuite/ver_test_10.script: New file.
7698 * testsuite/ver_test_10.sh: New file.
7699 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7700 (check_DATA): Add ver_test_10.syms.
7701 (ver_test_10.syms, ver_test_10.so): New target.
7702 * testsuite/Makefile.in: Rebuild.
7704 2008-07-23 Simon Baldwin <simonb@google.com>
7706 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7707 to zero for undefined symbols from dynamic libraries.
7709 2008-07-23 Ian Lance Taylor <iant@google.com>
7711 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7713 * symtab.h (class Symbol_table): Update declaration.
7714 * testsuite/ver_test_9.cc: New file.
7715 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7716 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7717 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7718 (ver_test_9.so, ver_test_9.o): New targets.
7719 * testsuite/Makefile.in: Rebuild.
7721 2008-07-22 Ian Lance Taylor <iant@google.com>
7723 * options.h (class General_options): Define --check-sections.
7724 * layout.cc (Layout::set_segment_offsets): Handle
7727 * options.h (class General_options): Define -n/--nmagic and
7729 * options.cc (General_options::finalize): For -n/--nmagic or
7730 -N/--omagic, set -static.
7731 * layout.cc (Layout::attach_allocated_section_to_segment): If
7732 -N/--omagic, don't put read-only and read-write sections in
7734 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7735 finding a read-only segment.
7736 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7737 don't set the minimum segment alignment to the common page size,
7738 and don't set the file offset to the address modulo the page size.
7739 * script-sections.cc (Script_sections::create_segments): If
7740 -n/--omagic, don't put read-only and read-write sections in
7743 * cref.cc: New file.
7745 * options.h (class General_options): Add --print-symbol-counts.
7746 * main.cc (main): Issue defined symbol report if requested.
7747 * archive.cc (Archive::interpret_header): Make into a const member
7749 (Archive::add_symbols): Call Input_objects::archive_start and
7751 (Archive::const_iterator): Define new class.
7752 (Archive::begin, Archive::end): New functions.
7753 (Archive::include_all_members): Rewrite to use iterator.
7754 (Archive::count_members): New function.
7755 * archive.h (class Archive): Update declarations.
7756 (Archive::filename): New function.
7757 * object.cc: Include "cref.h".
7758 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7759 (Sized_relobj::do_get_global_symbol_counts): New function.
7760 (Input_objects::add_object): Add object to cross-referencer.
7761 (Input_objects::archive_start): New function.
7762 (Input_objects::archive_stop): New function.
7763 (Input_objects::print_symbol_counts): New function.
7764 * object.h: Declare Cref and Archive.
7765 (Object::get_global_symbol_counts): New function.
7766 (Object::do_get_global_symbol_counts): New pure virtual function.
7767 (class Sized_relobj): Add defined_count_ field. Update
7769 (class Input_objects): Add cref_ field. Update constructor.
7770 Update declarations.
7771 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7773 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7775 (Sized_dynobj::do_get_global_symbol_counts): New function.
7776 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7777 defined_count_. Update declarations. Define Symbols typedef.
7778 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7779 parameter. Change all callers.
7780 (Symbol_table::add_from_dynobj): Add sympointers and defined
7781 parameters. Change all callers.
7782 * symtab.h (class Symbol_table): Update declarations.
7783 * Makefile.am (CCFILES): Add cref.cc.
7784 (HFILES): Add cref.h.
7785 * Makefile.in: Rebuild.
7787 2008-07-22 Simon Baldwin <simonb@google.com>
7789 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7790 to zero when writing undefined symbols.
7792 2008-07-22 Ian Lance Taylor <iant@google.com>
7794 * output.cc (Output_section::add_input_section): Don't try to
7795 merge empty merge sections.
7797 2008-07-21 Craig Silverstein <csilvers@google.com>
7799 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7800 Include symbol version in error message.
7802 2008-07-20 Chris Demetriou <cgd@google.com>
7804 * configure.ac (gold_cv_c_random_seed): New configured variable.
7805 (RANDOM_SEED_CFLAGS): New substituted variable.
7806 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7807 * configure: Rebuild.
7808 * Makefile.in: Likewise.
7809 * testsuite/Makefile.in: Likewise.
7811 2008-07-18 Ian Lance Taylor <iant@google.com>
7813 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7814 where we see NAME/NULL and NAME/VERSION as separate symbols.
7815 * testsuite/ver_test_main.cc (main): Call t4.
7816 (t4, t4_2a): Define.
7817 * testsuite/ver_test_2.cc (t4_2): Define.
7818 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7819 * testsuite/ver_test_4.cc (t4_2a): Define.
7820 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7821 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7823 2008-07-17 Ian Lance Taylor <iant@google.com>
7825 * dynobj.cc (Versions::add_def): If we give an error about a
7826 missing version, go ahead and create the version anyhow.
7828 2008-07-10 Ian Lance Taylor <iant@google.com>
7830 Handle output sections with more than 0x7fffffff bytes.
7831 * object.h (class Relobj): Change map_to_output_ to
7832 output_sections_, and just keep a section pointer. Change all
7833 uses. Move comdat group support to Sized_relobj.
7834 (Relobj::is_section_specially_mapped): Remove.
7835 (Relobj::output_section): Remove poff parameter. Change all
7837 (Relobj::output_section_offset): New function.
7838 (Relobj::set_section_offset): Rewrite.
7839 (Relobj::map_to_output): Remove.
7840 (Relobj::output_sections): New function.
7841 (Relobj::do_output_section_offset): New pure virtual function.
7842 (Relobj::do_set_section_offset): Likewise.
7843 (class Sized_relobj): Add section_offsets_ field. Add comdat
7844 group support from Relobj. Update declarations.
7845 (Sized_relobj::get_output_section_offset): New function.
7846 (Sized_relobj::do_output_section_offset): New function.
7847 (Sized_relobj::do_set_section_offset): New function.
7848 * object.cc (Relobj::output_section_address): Remove.
7849 (Sized_relobj::Sized_relobj): Initialize new fields.
7850 (Sized_relobj::include_section_group): Cast find_kept_object to
7852 (Sized_relobj::include_linkonce_section): Likewise.
7853 (Sized_relobj::do_layout): Use separate arrays for output section
7855 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7857 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7858 output_sections and section_offsets.
7859 (Sized_relobj::write_local_symbols): Likewise.
7860 (map_to_kept_section): Compute output address directly.
7861 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7862 output_sections and section_offsets.
7863 (Sized_relobj::write_sections): Likewise.
7864 (Sized_relobj::relocate_sections): Likewise.
7865 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7866 * output.h (class Output_reloc): Update declarations. Change
7867 u2_.relobj to Sized_relobj*.
7868 (class Output_data_reloc): Change add functions to use
7870 * output.cc (Output_reloc::Output_reloc): Change relobj to
7872 (Output_reloc::local_section_offset): Change return type to
7873 Elf_Addr. Use get_output_section_offset.
7874 (Output_reloc::get_address): Likewise.
7875 (Output_section::is_input_address_mapped): Don't call
7876 is_section_specially_mapped.
7877 (Output_section::output_offset): Likewise.
7878 (Output_section::output_address): Likewise.
7879 (Output_section::starting_output_address): Likewise.
7880 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7881 parameter to Sized_relobj*.
7882 (Copy_relocs::need_copy_reloc): Likewise.
7883 (Copy_relocs::save): Likewise.
7884 * copy-relocs.h (class Copy_relocs): Update declarations.
7885 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7886 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7887 * target-reloc.h (relocate_for_relocatable): Change
7888 offset_in_output_section type to Elf_Addr. Change code that uses
7890 * layout.cc (Layout::layout): Always set *off.
7891 * mapfile.cc (Mapfile::print_input_section): Use
7892 output_section_offset.
7893 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7895 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7896 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7897 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7899 2008-07-03 Ian Lance Taylor <iant@google.com>
7901 * layout.cc (Layout::include_section): Do not discard unrecognized
7902 SHT_STRTAB sections.
7904 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7906 * script.cc (Lex::can_continue_name): Make '?' allowable in
7907 version-script names.
7908 * testsuite/version_script.map: Change glob pattern to use '?'
7910 2008-06-30 Manish Singh <yosh@gimp.org>
7913 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7916 2008-06-30 Ian Lance Taylor <iant@google.com>
7920 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7921 versions]: Don't try to read the value in the contents, since we
7922 don't use it. Use the template endianness when writing.
7924 2008-06-25 Cary Coutant <ccoutant@google.com>
7926 * fileread.cc (File_read::make_view): Assert on zero-length view.
7927 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7928 symbol table when there are no symbols to read.
7930 2008-06-23 Craig Silverstein <csilvers@google.com>
7932 * version.cc (version_string): Bump to 1.7
7934 2008-06-18 Craig Silverstein <csilvers@google.com>
7936 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7937 constant 0xFFFF to type Valtype.
7938 (Powerpc_relocate_functions::rel16_ha): Likewise.
7940 2008-06-17 Ian Lance Taylor <iant@google.com>
7942 * output.h (Output_section::Input_section): Initialize p2align_ to
7943 zero for Output_section_data constructors.
7944 (Output_section::Input_section::addralign): If not an input
7945 section, return the alignment of the Output_section_data.
7946 * testsuite/copy_test.cc: New file.
7947 * testsuite/copy_test_1.cc: New file.
7948 * testsuite/copy_test_2.cc: New file.
7949 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7950 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7951 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7952 (copy_test_1_pic.o, copy_test_1.so): New targets.
7953 (copy_test_2_pic.o, copy_test_2.so): New targets.
7954 * testsuite/Makefile.in: Rebuild.
7956 * script-sections.cc (Script_sections::place_orphan): Initialize
7957 local variable exact.
7959 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7961 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7963 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7964 David S. Miller <davem@davemloft.net>
7966 * powerpc.cc: New file.
7967 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7968 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7969 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7970 * Makefile.in: Rebuild.
7972 2008-06-09 Ian Lance Taylor <iant@google.com>
7974 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7976 (throwing, orig_terminate): New static variables.
7977 (terminate_handler): New static function.
7978 (t2): Set terminate handler.
7980 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7983 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7986 2008-05-30 Cary Coutant <ccoutant@google.com>
7988 * archive.cc (Archive::include_all_members) Correct to step
7989 over symbol table and extended name table in thin archives.
7991 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7994 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7997 2008-05-28 Caleb Howe <cshowe@google.com>
7999 * reduced_debug_output.cc: New file.
8000 * reduced_debug_output.h: New file.
8001 * options.h (class General_options): Add --strip-debug-non-line.
8002 * options.cc (General_options::finalize): Add strip_debug_non_line
8003 to the strip heirarchy.
8004 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8006 * layout.cc: Include "reduced_debug_output.h".
8007 (Layout::Layout): Initialize new fields.
8008 (line_only_debug_sections): New static array.
8009 (is_lines_only_debug_sections): New static inline function.
8010 (Layout::include_section): Handle --strip-debug-non-line.
8011 (Layout::make_output_section): If --strip-debug-non-line, build
8012 new output sections for .debug_abbrev and .debug_info.
8013 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8014 gold. Warn about possible overflow.
8015 (read_signed_LEB_128): Likewise.
8016 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8017 (read_signed_LEB_128): Declare.
8018 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8019 (HFILES): Add reduced_debug_output.h.
8020 * Makefile.in: Rebuild.
8022 2008-05-21 Ian Lance Taylor <iant@google.com>
8024 * mapfile.cc: New file.
8025 * mapfile.h: New file.
8026 * options.h (class General_options): Add -M/--print-map and -Map.
8027 * options.cc (General_options::finalize): Make -M equivalent to
8029 * main.cc: Include <cstdio> and "mapfile.h".
8030 (main): Open mapfile if requested.
8031 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8032 constructor. Change caller.
8033 (queue_initial_tasks): Add mapfile parameter. Change caller.
8034 (queue_middle_tasks): Likewise.
8035 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8037 * archive.cc: Include "mapfile.h".
8038 (Archive::add_symbols): Add mapfile parameter. Change all
8039 callers. Pass mapfile, symbol, and reason to include_member.
8040 (Archive::include_all_members): Add mapfile parameter. Change all
8042 (Archive::include_member): Add mapfile, sym, and why parameters.
8043 Change all callers. Report inclusion to map file.
8044 * archive.h: Include "fileread.h".
8045 (class Archive): Update declarations.
8046 (Archive::file): New const method.
8047 (class Add_archive_symbols): Add mapfile_ field. Update
8048 constructor. Change all callers.
8049 * readsyms.h (class Read_symbols): Likewise.
8050 (class Finish_group): Likewise.
8051 (class Read_script): Likewise.
8052 * common.cc: Include "mapfile.h".
8053 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8055 (Symbol_table::do_allocate_commons): Likewise.
8056 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8057 symbol allocation to mapfile.
8058 * common.h (class Allocate_commons_task): Add mapfile_ field.
8059 Update constructor. Change all callers.
8060 * symtab.h (class Symbol_table): Update declarations.
8061 * layout.cc: Include "mapfile.h".
8062 (Layout_task_runner::run): Print information to mapfile.
8063 (Layout::create_gold_note): Change Output_data_fixed_space to
8064 Output_data_zero_fill.
8065 (Layout::create_build_id): Likewise.
8066 (Layout::print_to_mapfile): New function.
8067 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8068 constructor. Change caller.
8069 (class Layout): Declare print_to_mapfile.
8070 * output.cc (Output_section::Input_section::print_to_mapfile): New
8072 (Output_section::add_input_section): If producing a map, always
8073 add to input_sections_ list.
8074 (Output_section::do_print_to_mapfile): New function.
8075 (Output_segment::print_sections_to_mapfile): New function.
8076 (Output_segment::print_section_list_to_mapfile): New function.
8077 * output.h: Include "mapfile.h".
8078 (Output_data::print_to_mapfile): New function.
8079 (Output_data::do_print_to_mapfile): New virtual function.
8080 (Output_segment_headers::do_print_to_mapfile): New function.
8081 (Output_file_header::do_print_to_mapfile): New function.
8082 (Output_data_const::do_print_to_mapfile): New function.
8083 (class Output_data_const_buffer): Add map_name_ field. Update
8084 constructor. Change all callers. Add do_print_to_mapfile
8086 (class Output_data_fixed_space): Likewise.
8087 (class Output_data_space): Likewise.
8088 (class Output_data_zero_fill): New class.
8089 (Output_data_strtab::do_print_to_mapfile): New function.
8090 (Output_data_reloc_base::do_print_to_mapfile): New function.
8091 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8092 (Output_data_group::do_print_to_mapfile): New function.
8093 (Output_data_got::do_print_to_mapfile): New function.
8094 (Output_data_dynamic::do_print_to_mapfile): New function.
8095 (Output_symtab_xindex::do_print_to_mapfile): New function.
8096 (class Output_section): Declare do_print_to_mapflie. Declare
8097 print_to_mapfile in Input_section.
8098 (class Output_segment): Declare new functions.
8099 * object.h (Sized_relobj::symbol_count): New function.
8100 * script-sections.cc
8101 (Output_section_element_dot_assignment::set_section_addresses):
8102 Change Output_data_fixed_space to Output_data_zero_fill.
8103 (Output_data_expression::do_print_to_mapfile): New function.
8104 * script.cc (read_input_script): Add mapfile parameter. Change
8106 * script.h (read_input_script): Update declaration.
8107 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8108 (Eh_frame::do_print_to_mapfile): New function.
8109 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8110 (Output_merge_string::do_print_to_mapfile): New function.
8111 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8113 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8115 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8117 * Makefile.am (CCFILES): Add mapfile.cc.
8118 (HFILES): Add mapfile.h.
8119 * Makefile.in: Rebuild.
8121 2008-05-19 Ian Lance Taylor <iant@google.com>
8123 * options.h (class General_options): Add -z relro.
8124 * layout.cc (Layout::Layout): Initialize relro_segment_.
8125 (Layout::add_output_section_data): Return the output section.
8126 (Layout::make_output_section): Rcognize relro sections and mark
8128 (Layout::attach_allocated_section_to_segment): Put relro sections
8129 in a PT_GNU_RELRO segment.
8130 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8132 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8134 (Layout::linkonce_mapping): Map d.rel.ro.local to
8136 (Layout::output_section_name): Us .data.rel.ro.local for any
8137 section which begins with that.
8138 * layout.h (class Layout): Update add_output_section_data
8139 declaration. Add relro_segment_ field.
8140 * output.cc (Output_section::Output_section): Initialize is_relro_
8141 and is_relro_local_ fields.
8142 (Output_segment::add_output_section): Group relro sections.
8143 (Output_segment::is_first_section_relro): New function.
8144 (Output_segment::maximum_alignment): If there is a relro section,
8145 align the segment to the common page size.
8146 (Output_segment::set_section_addresses): Track whether we are
8147 looking at relro sections. If the last section is a relro
8148 section, align to the common page size.
8149 (Output_segment::set_section_list_addresses): Add in_relro
8150 parameter. Change all callers. Align to the page size when
8151 moving from relro to non-relro section.
8152 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8154 * output.h (class Output_section): Add is_relro_ and
8155 is_relro_local_ fields.
8156 (Output_section::is_relro): New function.
8157 (Output_section::set_is_relro): New function.
8158 (Output_section::is_relro_local): New function.
8159 (Output_section::set_is_relro_local): New function.
8160 (class Output_segment): Update declarations.
8161 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8162 * sparc.cc (Target_sparc::got_section): Likewise.
8163 * x86_64.cc (Target_x86_64::got_section): Likewise.
8164 * testsuite/relro_test_main.cc: New file.
8165 * testsuite/relro_test.cc: New file.
8166 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8167 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8168 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8169 (relro_test.so, relro_test_pic.o): New targets.
8170 * testsuite/Makefile.in: Rebuild.
8172 2008-05-16 Ian Lance Taylor <iant@google.com>
8174 * output.cc (Output_segment::add_output_section): Remove front
8176 * output.h (class Output_segment): Remove
8177 add_initial_output_section and overloaded add_output_section.
8178 Update declaration of remaining add_output_section.
8179 * layout.cc (Layout::create_interp): Call add_output_section
8180 rather than add_initial_output_section.
8181 (Layout::finish_dynamic_section): Likewise.
8183 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8184 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8185 know the dynamic type.
8186 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8187 field. Initialize it in constructor.
8188 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8189 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8190 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8193 * output.cc (Output_reloc::get_address): Change return type to
8195 * output.h (class Output_reloc): Update get_address declaration.
8196 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8197 for section addresses.
8199 2008-05-09 Ian Lance Taylor <iant@google.com>
8202 * gold.cc (gold_nomem): Use return value of write.
8204 2008-05-08 Ian Lance Taylor <iant@google.com>
8206 * symtab.c (Symbol::init_base_output_data): Add version
8207 parameter. Change all callers.
8208 (Symbol::init_base_output_segment): Likewise.
8209 (Symbol::init_base_constant): Likewise.
8210 (Symbol::init_base_undefined): Likewise.
8211 (Sized_symbol::init_output_data): Likewise.
8212 (Sized_symbol::init_output_segment): Likewise.
8213 (Sized_symbol::init_constant): Likewise.
8214 (Sized_symbol::init_undefined): Likewise.
8215 (Symbol_table::do_define_in_output_data): If the new symbol has a
8216 version, mark it as the default.
8217 (Symbol_table::do_define_in_output_segment): Likewise.
8218 (Symbol_table::do_define_as_constant): Likewise.
8219 * symtab.h (class Symbol): Update declarations.
8220 (class Sized_symbol): Likewise.
8221 * resolve.cc (Symbol::override_version): New function.
8222 (Symbol::override_base): Call override_version.
8223 (Symbol::override_base_with_special): Likewise.
8224 * testsuite/ver_script_8.script: New file.
8225 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8226 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8227 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8228 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8230 2008-05-06 Ian Lance Taylor <iant@google.com>
8233 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8235 (class General_options): Remove existing --undefined, and add
8236 --no-undefined instead. Add new --undefined as synonym for -u.
8237 * archive.cc (Archive::add_symbols): Check whether symbol was
8239 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8240 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8241 all uses. Add IS_UNDEFINED. Update declarations to split
8242 different versions of init_base. Declare init_base_undefined.
8243 (Symbol::is_defined): Handle IS_UNDEFINED.
8244 (Symbol::is_undefined): Likewise.
8245 (Symbol::is_weak_undefined): Call is_undefined.
8246 (Symbol::is_absolute): Handle IS_CONSTANT.
8247 (class Sized_symbol): Update declarations to split different
8248 versions of init. Declare init_undefined.
8249 (class Symbol_table): Declare new functions.
8250 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8252 (Symbol::init_base_output_data): Likewise.
8253 (Symbol::init_base_output_segment): Likewise.
8254 (Symbol::init_base_constant): Likewise.
8255 (Symbol::init_base_undefined): New function.
8256 (Sized_symbol::init_object): Rename from init. Change all
8258 (Sized_symbol::init_output_data): Likewise.
8259 (Sized_symbol::init_output_segment): Likewise.
8260 (Sized_symbol::init_constant): Likewise.
8261 (Sized_symbol::init_undefined): New function.
8262 (Symbol_table::add_undefined_symbols_from_command_line): New
8264 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8266 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8267 (Symbol::output_section): Likewise.
8268 (Symbol::set_output_section): Likewise.
8269 (Symbol_table::sized_finalize_symbol): Likewise.
8270 (Symbol_table::sized_write_globals): Likewise.
8271 * resolve.cc (Symbol_table::should_override): Likewise.
8272 (Symbol::override_base_with_special): Likewise.
8274 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8275 symbol, change it to have default visibility.
8276 * testsuite/protected_1.cc: New file.
8277 * testsuite/protected_2.cc: New file.
8278 * testsuite/protected_3.cc: New file.
8279 * testsuite/protected_main_1.cc: New file.
8280 * testsuite/protected_main_2.cc: New file.
8281 * testsuite/protected_main_3.cc: New file.
8282 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8283 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8284 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8285 (protected_1.so): New target.
8286 (protected_1_pic.o, protected_2_pic.o): New targets.
8287 (protected_3_pic.o): New target.
8288 (check_PROGRAMS): Add protected_2.
8289 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8290 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8291 * testsuite/Makefile.in: Rebuild.
8293 * options.h (DEFINE_var): Add set_user_set_##varname__.
8294 (DEFINE_bool_alias): New macro.
8295 (class General_options): Define -Bstatic using DEFINE_bool_alias
8296 rather than DEFINE_special. Add --undefined as an alias for -z
8298 * options.cc (General_options::parse_Bstatic): Remove.
8300 * options.h (class General_options): Add --fatal-warnings.
8301 * main.cc (main): Implement --fatal-warnings.
8302 * errors.h (Errors::warning_count): New function.
8304 * options.h (class General_options): Add -Bsymbolic-functions.
8305 * symtab.h (Symbol::is_preemptible): Check for
8306 -Bsymbolic-functions.
8308 2008-05-05 Ian Lance Taylor <iant@google.com>
8310 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8311 as noVARNAME rather than no-VARNAME.
8312 (class General_options): Add option -z combreloc.
8313 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8315 (Output_reloc::sort_before) [SHT_REL]: New function.
8316 (Output_reloc::sort_before) [SHT_RELA]: New function.
8317 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8318 Sort_relocs_comparison.
8319 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8320 parameter. Change all callers.
8321 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8322 sort_relocs parameter. Change all callers.
8323 * output.cc (Output_reloc::get_address): New function, broken out
8325 (Output_reloc::write_rel): Call it.
8326 (Output_reloc::compare): New function.
8327 (Output_data_reloc_base::do_write): Optionally sort relocs.
8329 * configure.ac: If targ_extra_obj is set, link it in.
8330 * configure.tgt: Initialize all variables.
8331 (x86_64*): Set targ_extra_obj and targ_extra_size.
8332 * configure: Rebuild.
8334 * object.cc (Sized_relobj::include_section_group): Adjust section
8335 indexes read from group data. Build vector to pass to
8337 * layout.cc (Layout::layout_group): Add flags and shndxes
8338 parameters. Remove contents parameter. Change caller. Update
8339 explicit instantiations.
8340 * layout.h (class Layout): Update layout_group declaration.
8341 * output.cc (Output_data_group::Output_data_group): Add flags and
8342 input_shndxes parameters. Remove contents parameter. Change
8344 (Output_data_group::do_write): Change input_sections_ to
8346 * output.h (class Output_data_group): Update constructor
8347 declaration. Rename input_sections_ to input_shndxes_.
8348 * testsuite/many_sections_test.cc: Add template.
8350 2008-04-30 Cary Coutant <ccoutant@google.com>
8352 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8354 * layout.cc (Layout::include_section): Refactored check for debug
8356 (Layout::add_comdat): Add new parameters. Change type
8357 of signature parameter. Add object and shndx to signatures table.
8358 (Layout::find_kept_object): New function.
8359 * layout.h: Include <cstring>.
8360 (Layout::is_debug_info_section): New function.
8361 (Layout::add_comdat): Add new parameters.
8362 (Layout::find_kept_object): New function.
8363 (Layout::Kept_section): New struct.
8364 (Layout::Signatures): Change type of map range.
8365 * object.cc (Relobj::output_section_address): New function.
8366 (Sized_relobj::include_section_group): Add new parameters. Change
8367 calls to Layout::add_comdat. Change to build table of kept comdat
8368 groups and table mapping discarded sections to kept sections.
8369 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8370 (Sized_relobj::do_layout): Change calls to include_section_group and
8371 include_linkonce_section.
8372 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8373 value to zero when section is discarded.
8374 (Sized_relobj::map_to_kept_section): New function.
8375 * object.h (Relobj::output_section_address): New function.
8376 (Relobj::Comdat_group): New type.
8377 (Relobj::find_comdat_group): New function.
8378 (Relobj::Comdat_group_table): New type.
8379 (Relobj::Kept_comdat_section): New type.
8380 (Relobj::Kept_comdat_section_table): New type.
8381 (Relobj::add_comdat_group): New function.
8382 (Relobj::set_kept_comdat_section): New function.
8383 (Relobj::get_kept_comdat_section): New function.
8384 (Relobj::comdat_groups_): New field.
8385 (Relobj::kept_comdat_sections_): New field.
8386 (Symbol_value::input_value): Update comment.
8387 (Sized_relobj::map_to_kept_section) New function.
8388 (Sized_relobj::include_linkonce_section): Add new parameter.
8389 * target-reloc.h (Comdat_behavior): New type.
8390 (get_comdat_behavior): New function.
8391 (relocate_section): Add code to map a discarded section to the
8392 corresponding kept section when applying a relocation.
8394 2008-04-30 Craig Silverstein <csilvers@google.com>
8396 * dwarf_reader.cc (next_generation_count): New static var.
8397 (Addr2line_cache_entry): New struct.
8398 (addr2line_cache): New static var.
8399 (Dwarf_line_info::one_addr2line): Added caching.
8400 (Dwarf_line_info::clear_addr2line_cache): New function.
8401 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8402 cache-size parameter.
8403 (Dwarf_line_info::one_addr2line_cache): New function.
8404 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8405 new cache-size argument to one_addr2line(), and clear cache.
8407 2008-04-28 Cary Coutant <ccoutant@google.com>
8409 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8410 R_386_PC8 relocations.
8412 2008-04-23 Ian Lance Taylor <iant@google.com>
8414 * object.cc (Sized_relobj::include_section_group): Check for
8415 invalid section group.
8417 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8420 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8421 than read for file header.
8422 * archive.cc (Archive::include_member): Likewise.
8424 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8426 * aclocal.m4: Regenerate.
8427 * configure: Regenerate.
8429 2008-04-19 Ian Lance Taylor <iant@google.com>
8431 * version.cc (version_string): Bump to 1.6.
8433 * testsuite/Makefile.am (many_sections_r_test): New target.
8434 (many_sections_r_test_SOURCES): Remove.
8435 (many_sections_r_test_DEPENDENCIES): Remove.
8436 (many_sections_r_test_LDFLAGS): Remove.
8437 (many_sections_r_test_LDADD): Remove.
8439 * object.cc (Sized_relobj::do_add_symbols): Always pass
8440 local_symbol_count_ to add_from_relobj.
8442 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8443 every thousand variables.
8444 * testsuite/Makefile.in: Rebuild.
8446 * object.cc (Xindex::initialize_symtab_xindex): New function.
8447 (Xindex::read_symtab_xindex): New function.
8448 (Xindex::sym_xindex_to_shndx): New function.
8449 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8451 (Sized_relobj::do_initialize_xindex): New function.
8452 (Sized_relobj::do_read_symbols): Adjust section links.
8453 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8454 parameter. Change all callers.
8455 (Sized_relobj::include_section_group): Adjust section links and
8456 symbol section indexes.
8457 (Sized_relobj::do_layout): Adjust section links.
8458 (Sized_relobj::do_count_local_symbols): Adjust section links and
8459 symbol section indexes.
8460 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8461 ordinary and special symbols.
8462 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8463 dynsym_xindex parameters. Change all callers. Adjust section
8464 links. Use SHN_XINDEX when needed.
8465 (Sized_relobj::get_symbol_location_info): Adjust section links.
8466 Don't get fooled by special symbols.
8467 * object.h (class Xindex): Define.
8468 (class Object): Add xindex_ parameter. Declare virtual functoin
8469 do_initialize_xindex.
8470 (Object::adjust_sym_shndx): New function.
8471 (Object::set_xindex): New protected function.
8472 (class Symbol_value): Add is_ordinary_shndx_ field.
8473 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8474 (Symbol_value::value): Assert ordinary section.
8475 (Symbol_value::initialize_input_to_output_map): Likewise.
8476 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8478 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8480 (class Sized_relobj): Update declarations.
8481 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8482 parameter. Change all callers.
8483 (Sized_relobj::adjust_shndx): New function.
8484 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8486 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8487 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8488 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8489 (Sized_dynobj::read_dynsym_section): Adjust section links.
8490 (Sized_dynobj::read_dynamic): Likewise.
8491 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8493 (Sized_dynobj::do_initialize_xindex): New function.
8494 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8495 do_initialize_xindex.
8496 (Sized_dynobj::adjust_shndx): New function.
8497 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8498 dynsym_xindex_ fields.
8499 (Layout::finalize): Add a call to set_section_indexes before
8500 creating the symtab sections.
8501 (Layout::set_section_indexes): Don't do anything if the section
8502 already has a section index.
8503 (Layout::create_symtab_sections): Add shnum parameter. Change
8504 caller. Create .symtab_shndx section if needed.
8505 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8507 (Layout::allocated_output_section_count): New function.
8508 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8510 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8511 fields. Update declarations.
8512 (Layout::symtab_xindex): New function.
8513 (Layout::dynsym_xindex): New function.
8514 (class Write_symbols_task): Add layout_ field.
8515 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8517 * output.cc (Output_section_headers::Output_section_headers): Add
8518 shstrtab_section parameter. Change all callers.
8519 (Output_section_headers::do_sized_write): Store overflow values
8520 for section count and section string table section index in
8521 section header zero.
8522 (Output_file_header::do_sized_write): Check for overflow of
8523 section count and section string table section index.
8524 (Output_symtab_xindex::do_write): New function.
8525 (Output_symtab_xindex::endian_do_write): New function.
8526 * output.h (class Output_section_headers): Add shstrtab_section_.
8527 Update declarations.
8528 (class Output_symtab_xindex): Define.
8529 (Output_section::has_out_shndx): New function.
8530 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8532 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8534 (Sized_symbol::init): Likewise.
8535 (Symbol::output_section): Check for ordinary symbol.
8536 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8537 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8539 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8540 Change all callers. Simplify handling of symbols from sections
8541 not included in the link.
8542 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8544 (Weak_alias_sorter::operator()): Assert that symbols are
8546 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8548 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8549 parameters. Change all callers.
8550 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8551 symbol distinction. Use SHN_XINDEX when needed.
8552 (Symbol_table::write_section_symbol): Add symtab_xindex
8553 parameter. Change all callers.
8554 (Symbol_table::sized_write_section_symbol): Likewise. Use
8555 SHN_XINDEX when needed.
8556 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8558 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8559 (Symbol::is_defined): Check is_ordinary.
8560 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8561 (Symbol::is_absolute, Symbol::is_common): Likewise.
8562 (class Sized_symbol): Update declarations.
8563 (class Symbol_table): Update declarations.
8564 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8565 parameters. Change all callers.
8566 (Sized_symbol::override): Likewise.
8567 (Symbol_table::override): Likewise.
8568 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8569 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8570 is_ordinary, and orig_st_shndx parameters. Change all callers.
8571 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8572 to be in an ordinary section.
8573 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8574 object and is_ordinary parameters. Change all callers.
8575 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8576 Change all callers. Don't add undefined or non-ordinary symbols
8578 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8580 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8582 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8583 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8584 (Sized_relobj::relocate_sections): Likewise.
8585 * target-reloc.h (scan_relocs): Adjust section symbol index.
8586 (scan_relocatable_relocs): Likewise.
8587 * i386.cc (Scan::local): Check for ordinary symbols.
8588 * sparc.cc (Scan::local): Likewise.
8589 * x86_64.cc (Scan::local): Likewise.
8590 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8591 to symbol_section_and_value.
8592 * testsuite/many_sections_test.cc: New file.
8593 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8594 (check_PROGRAMS): Add many_sections_test.
8595 (many_sections_test_SOURCES): Define.
8596 (many_sections_test_DEPENDENCIES): Define.
8597 (many_sections_test_LDFLAGS): Define.
8598 (BUILT_SOURCES): Add many_sections_define.h.
8599 (many_sections_define.h): New target.
8600 (BUILT_SOURCES): Add many_sections_check.h.
8601 (many_sections_check.h): New target.
8602 (check_PROGRAMS): Add many_sections_r_test.
8603 (many_sections_r_test_SOURCES): Define.
8604 (many_sections_r_test_DEPENDENCIES): Define.
8605 (many_sections_r_test_LDFLAGS): Define.
8606 (many_sections_r_test_LDADD): Define.
8607 (many_sections_r_test.o): New target.
8608 * testsuite/Makefile.in: Rebuild.
8610 2008-04-17 Cary Coutant <ccoutant@google.com>
8612 * errors.cc (Errors::info): New function.
8613 (gold_info): New function.
8614 * errors.h (Errors::info): New function.
8615 * gold.h (gold_info): New function.
8616 * object.cc (Input_objects::add_object): Print trace output.
8617 * options.cc (options::parse_set): New function.
8618 (General_options::parse_wrap): Deleted.
8619 (General_options::General_options): Deleted initializer.
8620 * options.h (options::String_set): New typedef.
8621 (options::parse_set): New function.
8622 (DEFINE_set): New macro.
8623 (General_options::wrap): Changed to use DEFINE_set. Changed
8624 callers of any_wrap_symbols and is_wrap_symbol.
8625 (General_options::trace, General_options::trace_symbol):
8627 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8628 (General_options::wrap_symbols_): Deleted.
8629 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8631 2008-04-17 David S. Miller <davem@davemloft.net>
8633 * options.cc (General_options::parse_V): New function.
8634 * options.h: Add entries for -V and -Qy.
8636 2008-04-17 Ian Lance Taylor <iant@google.com>
8638 * common.cc (Symbol_table::allocate_commons): Remove options
8639 parameter. Change caller.
8640 (Symbol_table::do_allocate_commons): Remove options parameter.
8641 Change caller. Just call do_allocate_commons_list twice.
8642 (Symbol_table::do_allocate_commons_list): New function, broken out
8643 of do_allocate_commons.
8644 * common.h (class Allocate_commons_task): Remove options_ field.
8646 * symtab.cc (Symbol_table::Symbol_table): Initialize
8648 (Symbol_table::add_from_object): Put TLS common symbols on
8650 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8651 which are IN_OUTPUT_DATA.
8652 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8653 allocate_commons and do_allocate_commons declarations. Declare
8654 do_allocate_commons_list.
8655 * gold.cc (queue_middle_tasks): Update creation of
8656 Allocate_commons_task to not pass options.
8657 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8658 (TLS_TEST_C_FLAGS): New variable.
8659 (tls_test_c_pic.o): New target.
8660 (tls_test_shared.so): Link in tls_test_c_pic.o.
8661 (tls_test_c_pic_ie.o): New target.
8662 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8663 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8664 (tls_test_c.o): New target.
8665 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8666 (tls_pic_test_LDADD): Likewise.
8667 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8668 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8669 (tls_test_c_gnu2.o): New target.
8670 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8672 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8673 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8674 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8675 * testsuite/tls_test.cc: Include "config.h".
8676 (t_last): Call t11_last.
8677 * testsuite/tls_test.h (t11, t11_last): Declare.
8678 * testsuite/tls_test_c.c: New file.
8679 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8680 * configure.ac: Check for OpenMP support.
8681 * configure, config.in, Makefile.in: Rebuild.
8682 * testsuite/Makefile.in: Rebuild.
8684 2008-04-16 Cary Coutant <ccoutant@google.com>
8686 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8687 (Target_i386::tls_base_symbol_defined_): New field.
8688 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8689 (Target_i386::Scan::global): Likewise.
8690 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8691 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8692 (Target_x86_64::tls_base_symbol_defined_): New field.
8693 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8694 (Target_x86_64::Scan::global): Likewise.
8696 2008-04-16 Cary Coutant <ccoutant@google.com>
8698 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8699 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8700 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8701 building shared libraries.
8702 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8703 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8704 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8705 * testsuite/Makefile.in: Rebuild.
8706 * testsuite/weak_undef.h: New file.
8707 * testsuite/weak_undef_file1.cc: Add extra test cases.
8708 * testsuite/weak_undef_file2.cc: Likewise.
8709 * testsuite/weak_undef_test.cc: Likewise.
8711 2008-04-16 David S. Miller <davem@davemloft.net>
8713 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8714 Add issued_non_pic_error_ field. Declare check_non_pic.
8715 (Target_sparc::Scan::check_non_pic): New function.
8716 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8717 (Target_sparc::Scan::global): Likewise.
8719 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8720 * configure: Rebuild.
8722 * options.h (DEFINE_enable): New macro.
8723 (new_dtags): New enable option.
8724 (initfirst, interpose, loadfltr, nodefaultlib,
8725 nodelete, nodlopen, nodump): New -z options.
8726 * layout.cc (Layout:finish_dynamic_section): If new
8727 dtags enabled, emit DT_RUNPATH. Also, emit a
8728 DT_FLAGS_1 containing any specified -z flags.
8730 2008-04-16 Ian Lance Taylor <iant@google.com>
8732 * copy-relocs.cc: New file.
8733 * copy-relocs.h: New file.
8734 * reloc.cc: Remove Copy_relocs code.
8735 * reloc.h: Likewise.
8736 * reloc-types.h (struct Reloc_types) [both versions]: Add
8737 get_reloc_addend_noerror.
8738 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8739 variants of add_global which take an addend which must be zero.
8740 * i386.cc: Include "copy-relocs.h".
8741 (class Target_i386): Change type of copy_relocs_ to variable,
8743 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8745 (Target_i386::do_finalize_sections): Change handling of
8747 * sparc.cc: Include "copy-relocs.h".
8748 (class Target_sparc): Change type of copy_relocs_ to variable,
8750 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8752 (Target_sparc::do_finalize_sections): Change handling of
8754 * x86_64.cc: Include "copy-relocs.h".
8755 (class Target_x86_64): Change type of copy_relocs_ to variable,
8757 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8758 class. Change all callers.
8759 (Target_x86_64::do_finalize_sections): Change handling of
8761 * Makefile.am (CCFILES): Add copy-relocs.cc.
8762 (HFILES): Add copy-relocs.h.
8764 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8766 * testsuite/script_test_4.sh: Permit leading zeroes.
8768 2008-04-15 Ian Lance Taylor <iant@google.com>
8770 * script-sections.cc (Script_sections::create_segments): Use
8771 header_size_adjustment even when there is enough room for the
8773 * testsuite/script_test_4.sh: New file.
8774 * testsuite/script_test_4.t: New file.
8775 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8776 (check_DATA): Add script_test_4.stdout.
8777 (MOSTLYCLEANFILES): Likewise.
8778 (script_test_4): New target.
8779 (script_test_4.stdout): New target.
8780 * testsuite/Makefile.in: Rebuild.
8782 * sparc.cc: Add definitions for Output_data_plt_sparc class
8785 2008-04-14 David S. Miller <davem@davemloft.net>
8787 * sparc.cc: New file.
8788 * Makefile.am (TARGETSOURCES): Add sparc.cc
8789 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8790 * configure.tgt: Document targ_extra_size and
8791 targ_extra_big_endian. Add entries for sparc-* and
8793 * configure.ac: Handle targ_extra_size and
8794 targ_extra_big_endian.
8795 * Makefile.in: Rebuild.
8796 * configure: Likewise.
8797 * po/POTFILES.in: Likewise.
8798 * po/gold.pot: Likewise.
8800 2008-04-14 Ian Lance Taylor <iant@google.com>
8802 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8803 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8804 in the name/type/flags to section mapping. Don't call
8805 allocate_output_section.
8806 (Layout::choose_output_section): Change parameter from adjust_name
8807 to is_input_section. Don't permit input sections after sections
8808 are attached to segments. Don't call allocate_output_section.
8809 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8810 not write_enable_output_section.
8811 (Layout::make_output_section): Don't push to
8812 unattached_section_list_ nor call attach_to_segment. Call
8813 attach_section_to_segment if sections are attached.
8814 (Layout::attach_sections_to_segments): New function.
8815 (Layout::attach_section_to_segment): New function.
8816 (Layout::attach_allocated_section_to_segment): Rename from
8817 attach_to_segment. Remove flags parameter.
8818 (Layout::allocate_output_section): Remove function.
8819 (Layout::write_enable_output_section): Remove function.
8820 * layout.h (class Layout): Update for above changes. Add new
8821 field sections_are_attached_.
8822 * output.h (Output_section::update_flags_for_input_section): New
8824 * output.cc (Output_section::add_input_section): Call
8825 update_flags_for_input_section.
8826 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8828 2008-04-11 Cary Coutant <ccoutant@google.com>
8830 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8831 thought unnecessary.
8832 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8834 2008-04-11 Ian Lance Taylor <iant@google.com>
8836 * output.h (class Output_section_data): Remove inline definition
8838 * output.cc (Output_section_data::set_addralign): New function.
8840 2008-04-11 Cary Coutant <ccoutant@google.com>
8842 Add support for TLS descriptors for i386 and x86_64.
8843 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8844 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8845 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8847 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8848 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8849 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8851 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8852 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8853 Fix problem with initial-exec relocations.
8854 (Target_i386::Relocate::relocate_tls): Likewise.
8855 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8857 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8858 support for section-plus-offset dynamic table entries.
8859 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8860 (Output_data_dynamic::Dynamic_entry): Add support for
8861 section-plus-offset dynamic table entries.
8862 (Output_data_dynamic::Classification): Likewise.
8863 (Output_data_dynamic::classification_): Renamed offset_.
8864 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8865 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8866 (Target_x86_64::make_plt_section): New function.
8867 (Target_x86_64::reserve_tlsdesc_entries): New function.
8868 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8869 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8870 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8871 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8872 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8873 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8874 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8875 add extra PLT entry for TLS descriptors.
8876 (Output_data_plt_x86_64::got_): New field.
8877 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8878 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8880 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8882 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8883 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8884 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8885 R_386_TLS_DESC_CALL relocations.
8886 (Target_x86_64::Scan::global): Likewise.
8887 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8888 for TLS descriptors.
8889 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8890 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8891 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8892 GD-to-IE relaxation.
8893 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8894 and TLS_DESCRIPTORS.
8895 * Makefile.in: Rebuild.
8896 * configure: Rebuild.
8897 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8898 (tls_test_shared2.so): New target.
8899 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8900 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8901 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8902 (tls_shared_gd_to_ie_test_LDADD): New variable.
8903 (tls_shared_gnu2_gd_to_ie_test): New target.
8904 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8906 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8907 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8908 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8909 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8910 (tls_shared_gnu2_test): New target.
8911 (tls_test_gnu2_shared.so): New target.
8912 (tls_shared_gnu2_test_SOURCES): New variable.
8913 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8914 (tls_shared_gnu2_test_LDFLAGS): New variable.
8915 (tls_shared_gnu2_test_LDADD): New variable.
8916 * testsuite/Makefile.in: Rebuild.
8917 * testsuite/Makefile.
8919 2008-04-11 Ian Lance Taylor <iant@google.com>
8921 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8923 * testsuite/Makefile.in: Rebuild.
8925 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8927 * testsuite/script_test_2.cc (main): Adjust test.
8929 2008-04-11 David S. Miller <davem@davemloft.net>
8930 Ian Lance Taylor <iant@google.com>
8932 * options.h (General_options): Add entries for '-Y' and
8934 * options.cc (General_options:finalize): If -Y was used, add those
8935 entries to the library path instead of the default "/lib" and
8938 2008-04-11 David S. Miller <davem@davemloft.net>
8940 * testsuite/justsyms.t: Start at 0x100.
8941 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8942 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8944 * testsuite/script_test_2.cc: Adjust string and section length
8947 2008-04-09 Ian Lance Taylor <iant@google.com>
8950 * script-sections.cc (Sections_element::allocate_to_segment): Add
8952 (Output_section_definition::allocate_to_segment): Likewise.
8953 (Orphan_output_section::allocate_to_segment): Likewise.
8954 (Script_sections::attach_sections_using_phdrs_clause): Don't
8955 propagate non-PT_LOAD segments to orphan sections.
8956 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8957 readelf rather than objdump.
8958 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8959 .interp section and PT_INTERP segment are the same size.
8960 * testsuite/Makefile.in: Rebuild.
8962 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8963 aliases for symbols defined in the same object.
8964 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8965 (weak_alias_test_SOURCES): New variable.
8966 (weak_alias_test_DEPENDENCIES): New variable.
8967 (weak_alias_test_LDFLAGS): New variable.
8968 (weak_alias_test_LDADD): New variable.
8969 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8970 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8971 (weak_alias_test_3.o): New target.
8972 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8973 * testsuite/weak_alias_test_main.cc: New file.
8974 * testsuite/weak_alias_test_1.cc: New file.
8975 * testsuite/weak_alias_test_2.cc: New file.
8976 * testsuite/weak_alias_test_3.cc: New file.
8978 2008-04-08 Ian Lance Taylor <iant@google.com>
8980 * options.h (class General_options): Add --noinhibit-exec option.
8981 * main.cc (main): Check --noinhibit-exec.
8983 * options.h (class General_options): Define --wrap as a special
8984 option. Add wrap_symbols_ field.
8985 (General_options::any_wrap_symbols): New function.
8986 (General_options::is_wrap_symbol): New function.
8987 * options.cc (General_options::parse_wrap): New function.
8988 (General_options::General_options): Initialize wrap_symbols_.
8989 * symtab.cc (Symbol_table::wrap_symbol): New function.
8990 (Symbol_table::add_from_object): Handle --wrap.
8991 * symtab.h (class Symbol_table): Declare wrap_symbol.
8992 * target.h (Target::wrap_char): New function.
8993 (Target::Target_info): Add wrap_char field.
8994 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8995 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8996 * testsuite/testfile.cc (Target_test::test_target_info):
8999 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9002 * layout.h (class Layout): Add added_eh_frame_data_ field.
9003 * layout.cc (Layout::Layout): Initialize new field.
9004 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9005 output section until we find a section we merged successfully.
9006 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9007 that the size be non-zero.
9009 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9012 2008-04-08 Craig Silverstein <csilvers@google.com>
9014 * configure.ac: Export new conditional variable HAVE_ZLIB.
9015 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9017 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9018 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9020 2008-04-07 Ian Lance Taylor <iant@google.com>
9022 * version.cc (version_string): Set to "1.5".
9024 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9025 Add issued_non_pic_error_ field. Declare check_non_pic.
9026 (Target_x86_64::Scan::check_non_pic): New function.
9027 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9028 (Target_x86_64::Scan::global): Likewise.
9030 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9031 addend parameter. Change caller. Handle merge sections.
9032 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9033 Address to Addend. Don't add in the result of
9034 local_section_offset, pass down the addend and use the returned
9036 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9037 Update declarations of local_section_offset and symbol_value.
9038 * testsuite/two_file_test_1.cc (t18): New function.
9039 * testsuite/two_file_test_2.cc (f18): New function.
9040 * testsuite/two_file_test_main.cc (main): Call t18.
9041 * testsuite/two_file_test.h (t18, f18): Declare.
9043 * configure.ac: Don't test for objdump, c++filt, or readelf.
9044 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9046 (TEST_READELF): New variable.
9047 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9048 (check_PROGRAMS): Add two_file_strip_test.
9049 (two_file_strip_test): New target.
9050 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9051 (two_file_same_shared_strip_test_SOURCES): New variable.
9052 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9053 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9054 (two_file_same_shared_strip_test_LDADD): New variable.
9055 (two_file_shared_strip.so): New target.
9056 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9057 (ver_test_5.syms, ver_test_7.syms): Likewise.
9058 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9059 (strip_test_3.stdout): Use TEST_OBJDUMP.
9060 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9062 2008-04-04 Cary Coutant <ccoutant@google.com>
9064 * symtab.h (Symbol::is_weak_undefined): New function.
9065 (Symbol::is_strong_undefined): New function.
9066 (Symbol::is_absolute): New function.
9067 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9068 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9070 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9071 (weak_undef_test): New target.
9072 * testsuite/Makefile.in: Rebuild.
9073 * testsuite/weak_undef_file1.cc: New file.
9074 * testsuite/weak_undef_file2.cc: New file.
9075 * testsuite/weak_undef_test.cc: New file.
9077 2008-04-03 Craig Silverstein <csilvers@google.com>
9079 * compressed_output.h (class Output_compressed_section): Use
9081 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9083 (zlib_compressed_suffix): Removed.
9084 (Output_compressed_section::set_final_data_size): Use unsigned
9086 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9087 Fix linker invocation.
9088 (flagstest_o_specialfile_and_compress_debug_sections):
9090 * testsuite/Makefile.in: Regenerated.
9092 2008-04-02 David S. Miller <davem@davemloft.net>
9094 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9095 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9097 2008-04-02 Craig Silverstein <csilvers@google.com>
9101 2008-04-02 Ian Lance Taylor <iant@google.com>
9103 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9104 parameters. Update for new key type to views_. Change all
9106 (File_read::read): Adjust for byteshift in returned view.
9107 (File_read::add_view): New function, broken out of
9109 (File_read::make_view): New function, broken out of
9111 (File_read::find_or_make_view): Add offset and aligned
9112 parameters. Rewrite accordingly. Change all callers.
9113 (File_read::get_view): Add offset and aligned parameters. Adjust
9114 for byteshift in return value.
9115 (File_read::get_lasting_view): Likewise.
9116 * fileread.h (class File_read): Update declarations.
9117 (class File_read::View): Add byteshift_ field. Add byteshift to
9118 constructor. Add byteshift method.
9119 * archive.h (Archive::clear_uncached_views): New function.
9120 (Archive::get_view): Add aligned parameter. Change all callers.
9121 * object.h (Object::get_view): Add aligned parameter. Change all
9123 (Object::get_lasting_view): Likewise.
9125 * fileread.cc (File_read::release): Don't call clear_views if
9126 there are multiple objects.
9127 * fileread.h (File_read::clear_uncached_views): New function.
9128 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9131 2008-03-31 Cary Coutant <ccoutant@google.com>
9133 Add thin archive support.
9134 * archive.cc (Archive::armagt): New const.
9135 (Archive::setup): Remove task parameter and calls to unlock.
9136 (Archive::unlock_nested_archives): New function.
9137 (Archive::read_header): Add nested_off parameter. Change
9139 (Archive::interpret_header): Likewise.
9140 (Archive::include_all_members): Change to handle thin
9142 (Archive::include_member): Likewise.
9143 * archive.h (Archive::Archive): Add new parameters and
9145 (Archive::armagt): New const.
9146 (Archive::setup): Remove task parameter.
9147 (Archive::unlock_nested_archives): New function.
9148 (Archive::read_header): Add nested_off parameter.
9149 (Archive::interpret_header): Likewise.
9150 (Archive::Nested_archive_table): New typedef.
9151 (Archive::is_thin_archive_): New field.
9152 (Archive::nested_archives_): New field.
9153 (Archive::options_): New field.
9154 (Archive::dirpath_): New field.
9155 (Archive::task_): New field.
9156 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9157 for thin archives. Pass additional parameters to
9158 Archive::Archive. Unlock the archive file after calling
9161 2008-03-29 Ian Lance Taylor <iant@google.com>
9163 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9164 version symbol to be local.
9165 * testsuite/ver_test_4.sh: New file.
9166 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9167 (check_DATA): Add ver_test_4.syms.
9168 (ver_test_4.syms): New target.
9169 * testsuite/Makefile.in: Rebuild.
9172 (Output_section::Input_section_sort_entry::has_priority): New
9174 (Output_section::Input_section_sort_entry::match_file_name): New
9176 (Output_section::Input_section_sort_entry::match_section_name):
9178 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9180 (Output_section::Input_section_sort_entry::match_section_file):
9182 (Output_section::Input_section_sort_compare::operator()): Rewrite
9183 using new Input_section_sort_entry functions. Sort crtbegin and
9184 crtend first. Sort sections with no priority before sections with
9186 * testsuite/initpri1.c (d3): Check j != 4.
9187 (cd5): New constructor/destructor function.
9188 (main): Check j != 2.
9190 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9191 new symbol when resolving, don't call set_is_default.
9192 * testsuite/ver_test_7.cc: New file.
9193 * testsuite/ver_test_7.sh: New file.
9194 * testsuite/Makefile.am (ver_test_7.so): New target.
9195 (ver_test_7.o): New target.
9196 (check_SCRIPTS): Add ver_test_7.sh.
9197 (check_DATA): Add ver_test_7.syms.
9198 (ver_test_7.syms): New target.
9200 2008-03-28 Ian Lance Taylor <iant@google.com>
9202 * layout.cc (Layout::layout): If we see an input section with a
9203 name that needs sorting, set the must_sort flag for the output
9205 (Layout::make_output_section): If the name of the output section
9206 indicates that it might require sorting, set the may_sort flag.
9207 * output.h (Output_section::may_sort_attached_input_sections): New
9209 (Output_section::set_may_sort_attached_input_sections): New
9211 (Output_section::must_sort_attached_input_sections): New
9213 (Output_section::set_must_sort_attached_input_sections): New
9215 (class Output_section): Declare Input_section_sort_entry. Define
9216 Input_section_sort_compare. Declare
9217 sort_attached_input_sections. Add new fields:
9218 may_sort_attached_input_sections_,
9219 must_sort_attached_input_sections_,
9220 attached_input_sections_are_sorted_.
9221 * output.cc (Output_section::Output_section): Initialize new
9223 (Output_section::add_input_section): Add an entry to
9224 input_sections_ if may_sort or must_sort are true.
9225 (Output_section::set_final_data_size): Call
9226 sort_attached_input_sections if necessary.
9227 (Output_section::Input_section_sort_entry): Define new class.
9228 (Output_section::Input_section_sort_compare::operator()): New
9230 (Output_section::sort_attached_input_sections): New function.
9231 * configure.ac: Check whether the compiler supports constructor
9232 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9233 * testsuite/initpri1.c: New file.
9234 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9235 CONSTRUCTOR_PRIORITY.
9236 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9237 (initpri1_LDFLAGS): New variable.
9238 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9240 2008-03-27 Ian Lance Taylor <iant@google.com>
9242 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9243 * testsuite/common_test_1.c: New file.
9244 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9245 (common_test_1_SOURCES): New variable.
9246 (common_test_1_DEPENDENCIES): New variable.
9247 (common_test_1_LDFLAGS): New variable.
9249 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9250 and commons_ correctly when NAME/VERSION does not override
9252 * testsuite/ver_test_6.c: New file.
9253 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9254 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9255 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9257 2008-03-26 Ian Lance Taylor <iant@google.com>
9259 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9260 of an undefined symbol from a version script.
9261 * testsuite/Makefile.am (ver_test_5.so): New target.
9262 (ver_test_5.o): New target.
9263 (check_SCRIPTS): Add ver_test_5.sh.
9264 (check_DATA): Add ver_test_5.syms.
9265 (ver_test_5.syms): New target.
9266 * testsuite/ver_test_5.cc: New file.
9267 * testsuite/ver_test_5.script: New file.
9268 * testsuite/ver_test_5.sh: New file.
9269 * Makefile.in, testsuite/Makefile.in: Rebuild.
9272 Fix problems building gold with gcc 4.3.0.
9273 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9274 (gold_error_at_location, gold_warning_at_location): Use it.
9275 * configure.ac: Check whether we can compile and use a template
9276 function with a printf attribute.
9277 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9278 when jumping over bytes.
9279 * object.cc: Instantiate Object::read_section_data.
9280 * debug.h: Include <cstring>
9281 * dwarf_reader.cc: Include <algorithm>
9282 * main.cc: Include <cstring>.
9283 * options.cc: Include <cstring>.
9284 * output.cc: Include <cstring>.
9285 * script.cc: Include <cstring>.
9286 * script.h: Include <string>.
9287 * symtab.cc: Include <cstring> and <algorithm>.
9288 * target-select.cc: Include <cstring>.
9289 * version.cc: Include <string>.
9290 * testsuite/testmain.cc: Include <cstdlib>.
9291 * configure, config.in: Rebuild.
9293 2008-03-25 Ian Lance Taylor <iant@google.com>
9295 * options.cc: Include "../bfd/bfdver.h".
9296 (options::help): Print bug reporting address.
9298 * version.cc (print_version): Adjust output for current value of
9303 * options.cc (options::help): Print list of supported targets.
9304 * target-select.h: Include <vector>.
9305 (class Target_selector): Make machine_, size_, and is_big_endian_
9306 fields const. Add bfd_name_ and instantiated_target_ fields.
9307 (Target_selector::Target_selector): Add bfd_name parameter.
9308 (Target_selector::recognize): Make non-virtual, call
9310 (Target_selector::recognize_by_name): Make non-virtual, call
9311 do_recognize_by_name.
9312 (Target_selector::supported_names): New function.
9313 (Target_selector::bfd_name): New function.
9314 (Target_selector::do_instantiate_target): New pure virtual
9316 (Target_selector::do_recognize): New virtual function.
9317 (Target_selector::do_recognize_by_name): New virtual function.
9318 (Target_selector::instantiate_target): New private function.
9319 (supported_target_names): Declare.
9320 * target-select.cc (Target_selector::Target_selector): Update for
9321 new parameter and fields.
9322 (select_target_by_name): Check that the name matches before
9323 calling recognize_by_name.
9324 (supported_target_names): New function.
9325 * i386.cc (class Target_selector_i386): Update Target_selector
9326 constructor call. Remove recognize and recognize_by_name. Add
9327 do_instantiate_target.
9328 * x86_64.cc (class Target_selector_x86_64): Likewise.
9329 * testsuite/testfile.cc (class Target_selector_test): Update for
9330 changes to Target_selector.
9332 * README: Rewrite, with some notes on unsupported features.
9334 2008-03-24 Cary Coutant <ccoutant@google.com>
9336 * i386.cc (Target_i386::Got_type): New enum declaration.
9337 (Target_i386::Scan::local): Updated callers of Output_data_got
9339 (Target_i386::Scan::global): Likewise.
9340 (Target_i386::Relocate::relocate): Likewise.
9341 (Target_i386::Relocate::relocate_tls): Likewise.
9342 * object.h (Got_offset_list): New class.
9343 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9344 (Sized_relobj::local_got_offset): Likewise.
9345 (Sized_relobj::set_local_got_offset): Likewise.
9346 (Sized_relobj::local_has_tls_got_offset): Removed.
9347 (Sized_relobj::local_tls_got_offset): Removed.
9348 (Sized_relobj::set_local_tls_got_offset): Removed.
9349 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9350 * output.cc (Output_data_got::add_global): Added got_type parameter.
9351 (Output_data_got::add_global_with_rel): Likewise.
9352 (Output_data_got::add_global_with_rela): Likewise.
9353 (Output_data_got::add_global_pair_with_rel): New function.
9354 (Output_data_got::add_global_pair_with_rela): New function.
9355 (Output_data_got::add_local): Added got_type parameter.
9356 (Output_data_got::add_local_with_rel): Likewise.
9357 (Output_data_got::add_local_with_rela): Likewise.
9358 (Output_data_got::add_local_pair_with_rel): New function.
9359 (Output_data_got::add_local_pair_with_rela): New function.
9360 (Output_data_got::add_global_tls): Removed.
9361 (Output_data_got::add_global_tls_with_rel): Removed.
9362 (Output_data_got::add_global_tls_with_rela): Removed.
9363 (Output_data_got::add_local_tls): Removed.
9364 (Output_data_got::add_local_tls_with_rel): Removed.
9365 (Output_data_got::add_local_tls_with_rela): Removed.
9366 * output.h (Output_data_got::add_global): Added got_type parameter.
9367 (Output_data_got::add_global_with_rel): Likewise.
9368 (Output_data_got::add_global_with_rela): Likewise.
9369 (Output_data_got::add_global_pair_with_rel): New function.
9370 (Output_data_got::add_global_pair_with_rela): New function.
9371 (Output_data_got::add_local): Added got_type parameter.
9372 (Output_data_got::add_local_with_rel): Likewise.
9373 (Output_data_got::add_local_with_rela): Likewise.
9374 (Output_data_got::add_local_pair_with_rel): New function.
9375 (Output_data_got::add_local_pair_with_rela): New function.
9376 (Output_data_got::add_global_tls): Removed.
9377 (Output_data_got::add_global_tls_with_rel): Removed.
9378 (Output_data_got::add_global_tls_with_rela): Removed.
9379 (Output_data_got::add_local_tls): Removed.
9380 (Output_data_got::add_local_tls_with_rel): Removed.
9381 (Output_data_got::add_local_tls_with_rela): Removed.
9382 * resolve.cc (Symbol::override_base_with_special): Removed
9383 reference to has_got_offset_ field.
9384 * symtab.cc (Symbol::init_fields): Replaced initialization
9385 of got_offset_ with got_offsets_. Removed initialization
9387 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9388 (Symbol::got_offset): Likewise.
9389 (Symbol::set_got_offset): Likewise.
9390 (Symbol::has_tls_got_offset): Removed.
9391 (Symbol::tls_got_offset): Removed.
9392 (Symbol::set_tls_got_offset): Removed.
9393 (Symbol::got_offset_): Removed.
9394 (Symbol::tls_mod_got_offset_): Removed.
9395 (Symbol::tls_pair_got_offset_): Removed.
9396 (Symbol::got_offsets_): New field.
9397 (Symbol::has_got_offset): Removed.
9398 (Symbol::has_tls_mod_got_offset): Removed.
9399 (Symbol::has_tls_pair_got_offset): Removed.
9400 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9401 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9403 (Target_x86_64::Scan::global): Likewise.
9404 (Target_x86_64::Relocate::relocate): Likewise.
9405 (Target_x86_64::Relocate::relocate_tls): Likewise.
9407 2008-03-25 Ben Elliston <bje@au.ibm.com>
9409 * yyscript.y: Fix spelling error in comment.
9411 2008-03-24 Ian Lance Taylor <iant@google.com>
9413 * options.h (class General_options): Define build_id option.
9414 * layout.h (class Layout): Declare write_build_id, create_note,
9415 create_build_id. Add build_id_note_ member.
9416 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9417 "libiberty.h", "md5.h", "sha1.h".
9418 (Layout::Layout): Initialize eh_frame_data_,
9419 eh_frame_hdr_section_, and build_id_note_.
9420 (Layout::finalize): Call create_build_id.
9421 (Layout::create_note): New function, broken out of
9422 Layout::create_gold_note.
9423 (Layout::create_gold_note): Call create_note.
9424 (Layout::create_build_id): New function.
9425 (Layout::write_build_id): New function.
9426 (Close_task_runner::run): Call write_build_id.
9428 * x86_64.cc: Correct license to GPLv3.
9430 2008-03-23 Ian Lance Taylor <iant@google.com>
9432 * options.cc: Include "demangle.h".
9433 (parse_optional_string): New function.
9434 (parse_long_option): Handle takes_optional_argument.
9435 (parse_short_option): Update dash_z initializer. Handle
9436 takes_optional_argument.
9437 (General_options::General_options): Initialize do_demangle_.
9438 (General_options::finalize): Set do_demangle_. Handle demangling
9440 * options.h (parse_optional_string): Declare.
9441 (struct One_option): Add optional_arg field. Update constructor.
9442 Update call constructor calls. Add takes_optional_argument
9444 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9445 (DEFINE_optional_string): Define.
9446 (General_options::demangle): Change from DEFINE_bool to
9447 DEFINE_optional_string.
9448 (General_options::no_demangle): New function.
9449 (General_options::do_demangle): New function.
9450 (General_options::set_do_demangle): New function.
9451 (General_options::execstack_status_): Move definition to end of
9453 (General_options::static_): Likewise.
9454 (General_options::do_demangle_): New field.
9455 * object.cc (big_endian>::get_symbol_location_info): Call
9456 Options::do_demangle, not Options::demangle.
9457 * symtab.cc (demangle): Likewise.
9459 2008-03-22 Ian Lance Taylor <iant@google.com>
9461 * gold.h: Include <cstddef> and <sys/types.h>
9462 * options.h: Include <cstring>.
9464 2008-03-21 Ian Lance Taylor <iant@google.com>
9466 * Added source code to GNU binutils.