1 2010-11-16 Cary Coutant <ccoutant@google.com>
4 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5 Check for ".zdebug_line".
7 2010-11-16 Doug Kwan <dougkwan@google.com>
8 Cary Coutant <ccoutant@google.com>
10 * output.h (Output_segment::set_section_addresses): Pass increase_relro
11 by reference; adjust all callers.
12 * output.cc (Output_segment::set_section_addresses): Adjust references
13 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
15 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
18 2010-11-16 Cary Coutant <ccoutant@google.com>
21 * layout.cc (Layout::choose_output_section): Transform names of
22 compressed sections even when using a script with a SECTIONS clause.
23 (Layout::output_section_name): Remove code to transform
24 compressed debug section names.
25 * output.cc (Output_section::add_input_section): Use uncompressed
26 section size when tracking input sections.
28 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
30 * symtab.h (Symbol::NON_PIC_REF): Remove.
31 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
32 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
33 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
34 (Symbol::use_plt_offset): Take a flags argument and pass it
35 directly to needs_dynamic_reloc. Restrict check for undefined
36 weak symbols to function calls.
37 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
38 (Target_arm::Scan::global): Use it.
39 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
40 (Target_arm::Relocate::relocate): Likewise.
41 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
42 parameter with an r_type parameter. Use get_reference_flags
44 (Target_arm::Relocate::relocate): Update accordingly.
45 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
46 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
47 (Target_i386::Scan::global): Likewise.
48 (Target_i386::Relocate::relocate): Likewise.
49 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
50 parameter with an r_type parameter. Use get_reference_flags
52 (Target_i386::Relocate::relocate): Update accordingly.
53 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
54 (Target_powerpc::Scan::global): Use it.
55 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
56 (Target_powerpc::Relocate::relocate): Likewise.
57 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
58 (Target_sparc::Scan::global): Use it.
59 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
60 (Target_sparc::Relocate::relocate): Likewise.
61 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
62 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
63 (Target_x86_64::Scan::global): Likewise.
64 (Target_x86_64::Relocate::relocate): Likewise.
66 2010-11-08 Doug Kwan <dougkwan@google.com>
67 Cary Coutant <ccoutant@google.com>
69 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
70 (Arm_exidx_merge_section::section_contents_): New data member.
71 (Arm_input_section::Arm_input_section): Initialize original_contents_.
72 (Arm_input_section::~Arm_input_section): De-allocate memory.
73 (Arm_input_section::original_contents_): New data member.
74 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
75 in parameters instead of calling Object::section_contents without
77 (Arm_output_section::group_section): New parameter TASK. Pass it
78 to callees that need locking objects.
79 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
80 to lock EXIDX input sections. Fix a formatting issue. Call
81 Arm_exidx_merged_section::build_contents to create merged section
83 (Arm_output_section::create_stub_group): New parameter TASK. Use it
84 to lock object of stub table owner.
85 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
86 TEXT_SIZE to initialize data member TEXT_SIZE_.
87 (Arm_exidx_input_section::addralign): Fix typo in comment.
88 (Arm_exidx_input_section::text_size): New method.
89 (Target_arm::do_relax): New parameter TASK. Pass it to callees
90 that require locking objects. Lock objects before scanning for stubs
91 and updating local symbols.
92 (Arm_input_section<big_endian>::init): Copy contents of original
94 (Arm_input_section<big_endian>::do_write): Use saved contents of
95 original input section instead of calling Object::section_contents
97 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
98 size without calling Object::section_size().
99 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
100 for size. Allocate a buffer for merged EXIDX entries.
101 (Arm_exidx_merged_section::build_contents): New method.
102 (Arm_exidx_merged_section::do_write): Move merge section contents
103 building code to Arm_exidx_merged_section::build_contetns. Write
104 out contetns in buffer instead of building it on the fly.
105 (Arm_relobj::make_exidx_input_section): Also pass text section size
106 to Arm_exidx_input_section constructor.
107 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
108 (Arm_dynobj::do_read_symbols): Fix memory leak.
109 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
110 * target.h: (class Task): Add forward declaration.
111 (Target::relax): Add new parameter TASK and pass it to
113 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
115 2010-11-05 Cary Coutant <ccoutant@google.com>
118 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
119 object when reading from the file.
120 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
122 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
123 when reading section contents.
124 (get_section_contents): Likewise.
125 (icf::find_identical_sections): Likewise.
126 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
127 object when reading from the file.
128 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
129 the object when doing deferred section layout.
131 2010-11-03 Nick Clifton <nickc@redhat.com>
134 * script.h (class Symbol_assignment: name): New member. Returns
135 the name of the symbol.
136 * scrfipt.cc (Script_options::is_pending_assignment): New member.
137 Returns true if the given symbol name is on the list of
138 assignments wating to be processed.
139 * archive.cc (should_incldue_member): If the symbol is undefined,
140 check to see if it is on the list of symbols pending assignment.
142 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
144 * script-sections.cc (Script_sections::find_memory_region): Check
145 for a NULL output section pointer.
147 2010-10-29 Doug Kwan <dougkwan@google.com>
149 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
150 Output_section::add_relaxed_input_section.
151 * output.cc (Output_section::add_relaxed_input_section): Add new
152 arguments LAYOUT and NAME. Set section order index.
153 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
154 Copy section order index.
155 * output.h (Output_section::add_relaxed_input_section): Add new
156 arguments LAYOUT and NAME.
158 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
160 * testsuite/Makefile.am: Move gcctestdir/ld rule to
161 NATIVE_OR_CROSS_LINKER.
162 * testsuite/Makefile.in: Regenerate.
164 2010-10-20 Doug Kwan <dougkwan@google.com>
166 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
167 without SHF_LINK_ORDER flags.
168 * layout.cc (Layout::choose_output_section): Do not filter
169 SHF_LINK_ORDER flag in a relocatable link.
171 2010-10-17 Cary Coutant <ccoutant@google.com>
173 * output.h (Output_segment::set_section_addresses): Change function
174 signature. Update all callers.
175 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
177 (Output_segment::set_section_addresses): Align after last TLS
178 section. Add padding before last relro section instead of after.
180 2010-10-17 Doug Kwan <dougkwan@google.com>
182 * gold/arm.cc (Target_arm::got_section): Use correct order and set
183 GOT output section to be writable.
185 2010-10-14 Cary Coutant <ccoutant@google.com>
187 * debug.h (DEBUG_INCREMENTAL): New flag.
188 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
189 * gold.cc (queue_initial_tasks): Check parameters for incremental link
191 * incremental.cc (report_command_line): Ignore all forms of
193 * layout.cc (Layout::Layout): Check parameters for incremental link
195 * options.cc (General_options::parse_incremental): New function.
196 (General_options::parse_no_incremental): New function.
197 (General_options::parse_incremental_full): New function.
198 (General_options::parse_incremental_update): New function.
199 (General_options::incremental_mode_): New data member.
200 (General_options::finalize): Check incremental_mode_.
201 * options.h (General_options): Update help text for --incremental.
202 Add --no-incremental, --incremental-full, --incremental-update.
203 (General_options::Incremental_mode): New enum type.
204 (General_options::incremental_mode): New function.
205 (General_options::incremental_mode_): New data member.
206 * parameters.cc (Parameters::incremental_mode_): New data member.
207 (Parameters::set_options): Set incremental_mode_.
208 (Parameters::set_incremental_full): New function.
209 (Parameters::incremental): New function.
210 (Parameters::incremental_update): New function.
211 (set_parameters_incremental_full): New function.
212 * parameters.h (Parameters::set_incremental_full): New function.
213 (Parameters::incremental): New function.
214 (Parameters::incremental_update): New function.
215 (Parameters::incremental_mode_): New data member.
216 (set_parameters_incremental_full): New function.
217 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
218 incremental link mode.
219 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
220 (Sized_relobj::do_relocate_sections): Likewise.
221 * testsuite/Makefile.am (incremental_test): Use --incremental-full
223 * testsuite/Makefile.in: Regenerate.
224 * testsuite/incremental_test.sh: Filter all forms of --incremental.
226 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
228 * script-sections.h (class Script_sections): Make
229 Sections_elements typedef public.
230 * script-sections.cc (class Sort_output_sections): Add elements_
231 field. Add constructor which sets it; change all callers.
232 (Sort_output_sections::is_before): New function.
233 (Sort_output_sections::operator()): Call is_before.
234 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
236 * testsuite/script_test_10.sh: New test. Test script section
238 * testsuite/script_test_10.t: Likewise.
239 * testsuite/script_test_10.s: Likewise.
240 * testsuite/Makefile.am: Wrap the cross linker tests and the
241 common tests into NATIVE_OR_CROSS_LINKER.
242 (check_SCRIPTS): Add script_test_10.sh.
243 (check_DATA): Add script_test_10.stdout.
244 (script_test_10.o, script_test_10): New targets.
245 (script_test_10.stdout): New target.
246 * configure, testsuite/Makefile.in: Regenerate.
248 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
250 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
251 error for the deprecated relocations.
252 (Target_arm::Scan::global): Likewise.
253 (Target_arm::Relocate::relocate): Likewise.
255 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
257 * fileread.cc (Input_file::find_file): Initialize *found_name
258 and *namep when using the fallback search for case 4.
260 2010-10-11 Cary Coutant <ccoutant@google.com>
262 * options.h (class General_options): Redefine -z lazy as an alias for
263 the negation of -z now.
265 2010-10-11 Ian Lance Taylor <iant@google.com>
267 * resolve.cc (symbol_to_bits): Report the value of the unsupported
270 2010-10-06 Nick Clifton <nickc@redhat.com>
272 * script-sections.cc(class Memory_region): Remove
273 current_lma_offset_ field. Rename current_vma_offset_ to
274 current_offset_. Add last_section_ field.
275 (Memory_region::get_current_vma_address): Rename to
277 (Memory_region::get_current_lma_address): Delete.
278 (Memory_region::increment_vma_offset): Rename to
280 (Memory_region::increment_lma_offset): Delete.
281 (Memory_region::attributes_compatible): New method. Returns
282 true if the provided section is compatible with the region.
283 (Memory_region::get_last_section): New method. Returns the last
284 section to use the region.
285 (Memory_region::set_last_section): New method. Stores the last
286 section to use the region.
287 (Script_sections::block_in_region): New method. Returns true if
288 a block of memory is contained within a region.
289 (Script_sections::find_memory_region): New method. Locates a
290 memory region to be used to set a VMA or LMA address.
291 (Output_section_definition::set_section_addresses): Add code to
292 check for addresses set by memory regions.
293 (Output_segment::set_section_addresses): Remove memory region
295 (Script_sections::create_segment): Add a warning if a header
296 segment is created outside of any region.
297 * script-sections.h (class Script_sections): Add prototypes for
298 find_memory_region and block_in_region methods.
299 * testsuite/memory_test.s: Use .long instead of .word.
300 * testsuite/memory_test.t: Add some more output sections.
301 * testsuite/memory_test.sh: Update expected output.
303 2010-10-02 Doug Kwan <dougkwan@google.com>
305 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
306 defintion to symtab.h
307 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
308 declaration to defintion.
310 2010-10-01 Nick Clifton <nickc@redhat.com>
312 * expression.cc (eval): Replace dummy argument with NULL.
313 (eval_maybe_dot): Check for a NULL result section pointer.
314 (Symbol_expression::value): Likewise.
315 (Dot_expression::value): Likewise.
316 (BINARY_EXPRESSION): Likewise.
317 (Max_expression::value): Likewise.
318 (Min_expression::value): Likewise.
319 (Absolute_expression::value): Likewise.
320 (Addr_expression::value_from_output_section): Likewise.
321 (Loaddddr_expression::value_from_output_section): Likewise.
322 (Segment_start_expression::value): Likewise.
324 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
326 (Sections_elememt_dot_assignment::set_section_addresses):
328 (Output_data_expression::do_write_to_buffer): Likewise.
329 (Output_section_definition::finalize_symbols): Likewise.
330 (Output_section_definition::set_section_addresses): Likewise.
332 2010-09-30 Doug Kwan <dougkwan@google.com>
334 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
336 2010-09-28 Sriraman Tallam <tmsriram@google.com>
338 * target.h (Target::can_icf_inline_merge_sections): New virtual
340 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
342 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
344 * icf.cc (get_section_contents): Inline merge sections only when
347 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
349 * configure: Regenerate.
351 2010-09-17 Ian Lance Taylor <iant@google.com>
353 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
354 * testsuite/Makefile.am (memory_test.o): New target.
355 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
357 * testsuite/Makefile.in: Rebuild.
359 2010-09-17 Doug Kwan <dougkwan@google.com>
361 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
362 defintion if relocation uses GOT entries of the symbol.
363 * testsuite/icf_safe_test.sh: Fix test.
364 * testsuite/icf_safe_so_test.sh: Fix test.
366 2010-09-16 Cary Coutant <ccoutant@google.com>
368 * script_sections.cc (class Memory_region): Remove "NULL" from
369 vector initializations.
371 2010-09-15 Cary Coutant <ccoutant@google.com>
373 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
374 Resolve forwarding symbols.
376 2010-09-15 Doug Kwan <dougkwan@google.com>
378 * gold/testsuite/script_test_3.t: Add ARM special sections.
379 * gold/testsuite/script_test_4.t: Same.
380 * gold/testsuite/script_test_5.t: Same.
381 * gold/testsuite/script_test_6.t: Same.
382 * gold/testsuite/script_test_7.t: Same.
383 * gold/testsuite/script_test_7.t: Same.
384 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
386 2010-09-14 Cary Coutant <ccoutant@google.com>
388 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
389 (Target_x86_64::Relocate::relocate_tls): Replace check for
390 saw_tls_block_reloc_ with test for executable section.
392 2010-09-12 Cary Coutant <ccoutant@google.com>
394 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
395 position-independent executables to shared libraries need dynamic
397 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
398 position-independent executables.
399 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
400 * testsuite/Makefile.in: Regenerate.
402 2010-09-10 Nick Clifton <nickc@redhat.com>
405 * testsuite/memory_test.t: Discard any sections that are not
408 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
411 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
412 "This::" to work around a bug in gcc 4.2.
414 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
416 2010-09-09 Rafael Espindola <espindola@google.com>
418 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
419 sections with different PF_X flags in the same segment.
420 (Layout::find_first_load_seg): Search all segments to find the first
422 * options.h (rosegment): New.
424 2010-09-08 Rafael Espindola <espindola@google.com>
426 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
428 2010-09-08 Doug Kwan <dougkwan@google.com>
430 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
431 (Arm_relobj::do_relocate_sections): Add new parameter for output
432 file to match the parent.
433 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
434 of local symbols instead of input values. Update code to track
435 changes in gold::relocate_section.
436 * object.cc (Sized_relobj::compute_final_local_value): New methods.
437 (Sized_relobj::compute_final_local_value_internal): New methods.
438 (Sized_relobj::do_finalize_local_symbols): Move code from loop
439 body into private version of Sized_relobj::compute_final_local_value.
440 Call the inline method.
441 * object.h (Symbol_value::Symbol_value): Define destructor. Free
442 merged symbol value if there is one.
443 (Symbol_value::has_output_value): New method defintiion.
444 (Sized_relobj::Compute_final_local_value_status): New enum type.
445 (Sized_relobj::compute_final_local_value): New methods.
446 (Sized_relobj::compute_final_local_value_internal): New methods.
447 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
448 and arm_cortex_a8.sh.
449 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
450 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
452 * Makefile.in: Regenerate.
453 * testsuite/arm_bl_out_of_range.s: Update test.
454 * testsuite/thumb_bl_out_of_range.s: Ditto.
455 * testsuite/thumb_blx_out_of_range.s: Ditto.
456 * testsuite/arm_branch_out_of_range.sh: New file.
457 * testsuite/arm_cortex_a8.sh: Ditto.
458 * testsuite/arm_cortex_a8_b.s: Ditto.
459 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
460 * testsuite/arm_cortex_a8_b_local.s: Ditto.
461 * testsuite/arm_cortex_a8_bl.s: Ditto.
462 * testsuite/arm_cortex_a8_blx.s: Ditto.
463 * testsuite/arm_cortex_a8_local.s: Ditto.
464 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
465 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
467 2010-09-08 Rafael Espindola <espindola@google.com>
469 * Makefile.am (memory_test.stdout): Run readelf with -W.
470 * Makefile.in: Regenerate.
471 * testsuite/memory_test.sh: Make the regexps accept both 32 and
474 2010-09-08 Rafael Espindola <espindola@google.com>
476 * script-sections.cc (Script_sections::add_memory_region): Convert
477 field precision to int.
478 * script.cc (script_set_section_region, script_set_section_region):
479 Convert field precision to int.
481 2010-09-08 Rafael Espindola <espindola@google.com>
483 * arm.cc (do_finalize_sections): Create the __exidx_start and
484 __exdix_end symbols even when the section is missing.
486 2010-09-08 Nick Clifton <nickc@redhat.com>
488 * README: Remove claim that MEMORY is not supported.
489 * expression.cc (script_exp_function_origin)
490 (script_exp_function_length): Move from here to ...
491 * script.cc: ... here.
492 (script_set_section_region, script_add_memory)
493 (script_parse_memory_attr, script_include_directive): New
496 (class Memory_region): New class.
497 (class Output_section_definition): Add set_memory_region,
498 set_section_vma, set_section_lma and get_section_name methods.
499 (class Script_Sections): Add add_memory_region,
500 find_memory_region, find_memory_region_origin,
501 find_memory_region_length and set_memory_region methods.
502 Have set_section_addresses method walk the list of set memory
504 Extend the print methos to display memory regions.
505 * script-sections.h: Add prototypes for new methods.
506 Add enum for MEMORY region attributes.
507 * yyscript.y: Add support for parsing MEMORY regions.
508 * script-c.h: Add prototypes for new functions.
509 * testsuite/Makefile.am: Add test of MEMORY region functionality.
510 * testsuite/Makefile.in: Regenerate.
511 * testsuite/memory_test.sh: New script.
512 * testsuite/memory_test.s: New assembler source file.
513 * testsuite/memory_test.t: New linker script.
515 2010-08-27 Doug Kwan <dougkwan@google.com>
517 * gold/resolve.cc (Symbol_table::should_override): Let a weak
518 reference override an existing dynamic weak reference.
519 * testsuite/Makefile.am: Add new test dyn_weak_ref.
520 * testsuite/Makefile.in: Regenerate.
521 * testsuite/dyn_weak_ref.sh: New file.
522 * testsuite/dyn_weak_ref_1.c: Ditto.
523 * testsuite/dyn_weak_ref_2.c: Ditto.
525 2010-08-27 Ian Lance Taylor <iant@google.com>
527 * incremental.h (class Incremental_input_entry): Add virtual
530 2010-08-27 Ian Lance Taylor <iant@google.com>
532 * testsuite/start_lib_test_3.c: Mark t3 as used.
534 2010-08-27 Nick Clifton <nickc@redhat.com>
536 * options.cc (version_script): Fix small typo in previous
539 2010-08-25 Nick Clifton <nickc@redhat.com>
541 * archive.cc: Formatting fixes: Remove whitespace between
542 typename and following asterisk. Remove whitespace between
543 function name and opening parenthesis.
544 * archive.h: Likewise.
546 * attributes.cc: Likewise.
547 * attributes.h: Likewise.
548 * common.cc: Likewise.
549 * copy-relocs.cc: Likewise.
550 * dirsearch.h: Likewise.
551 * dynobj.cc: Likewise.
552 * ehframe.cc: Likewise.
553 * ehframe.h: Likewise.
554 * expression.cc: Likewise.
555 * fileread.cc: Likewise.
556 * fileread.h: Likewise.
558 * gold-threads.cc: Likewise.
562 * incremental-dump.cc: Likewise.
563 * incremental.cc: Likewise.
564 * layout.cc: Likewise.
565 * layout.h: Likewise.
567 * merge.cc: Likewise.
569 * object.cc: Likewise.
570 * object.h: Likewise.
571 * options.cc: Likewise.
572 * options.h: Likewise.
573 * output.cc: Likewise.
574 * output.h: Likewise.
575 * plugin.cc: Likewise.
576 * plugin.h: Likewise.
577 * powerpc.cc: Likewise.
578 * reloc.cc: Likewise.
579 * script-c.h: Likewise.
580 * script-sections.cc: Likewise.
581 * script.cc: Likewise.
582 * stringpool.cc: Likewise.
583 * symtab.cc: Likewise.
584 * symtab.h: Likewise.
585 * target.cc: Likewise.
586 * timer.cc: Likewise.
588 * version.cc: Likewise.
589 * x86_64.cc: Likewise.
591 2010-08-24 Nick Clifton <nickc@redhat.com>
594 * layout.cc (segment_precedes): Sort segments by their physical
595 addresses, if they have been set.
597 2010-08-23 Cary Coutant <ccoutant@google.com>
599 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
601 (Lib_group::include_member): Unlock object after deleting its
603 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
606 2010-08-19 Neil Vachharajani <nvachhar@google.com>
607 Cary Coutant <ccoutant@google.com>
609 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
610 constructor, and set_blocker.
611 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
613 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
614 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
615 * testsuite/Makefile.am (start_lib_test): New test case.
616 * testsuite/Makefile.in: Regenerate.
617 * testsuite/start_lib_test_main.c: New file.
618 * testsuite/start_lib_test_1.c: New file.
619 * testsuite/start_lib_test_2.c: New file.
620 * testsuite/start_lib_test_3.c: New file.
622 2010-08-19 Ian Lance Taylor <iant@google.com>
624 * Makefile.in: Rebuild with automake 1.11.1.
625 * aclocal.m4: Likewise.
626 * testsuite/Makefile.in: Likewise.
628 2010-08-19 Ian Lance Taylor <iant@google.com>
631 * i386.cc (class Output_data_plt_i386): Update declarations.
632 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
633 local_ifuncs_ fields.
634 (Target_i386::do_plt_section_for_global): New function.
635 (Target_i386::do_plt_section_for_local): New function.
636 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
637 parameter; change all callers. Initialize global_ifuncs_ and
638 local_ifuncs_. If doing a static link define __rel_iplt_start and
640 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
641 (Output_data_plt_i386::add_local_ifunc_entry): New function.
642 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
644 (Target_i386::make_plt_section): New function, broken out of
645 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
646 (Target_i386::make_plt_entry): Call make_plt_section.
647 (Target_i386::make_local_ifunc_plt_entry): New function.
648 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
649 (Target_i386::Scan::local): Handle IFUNC symbols. Add
650 R_386_IRELATIVE to switch.
651 (Target_i386::Scan::global): Likewise.
652 (Target_i386::Relocate::relocate): Likewise.
653 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
655 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
656 (Target_x86_64::do_plt_section_for_global): New function.
657 (Target_x86_64::do_plt_section_for_local): New function.
658 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
659 parameter; change all callers. If doing a static link define
660 __rela_iplt_start and __rela_iplt_end.
661 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
662 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
663 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
665 (Target_x86_64::make_local_ifunc_plt_entry): New function.
666 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
668 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
669 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
670 R_X86_64_IRELATIVE to switch.
671 (Target_x86_64::Scan::global): Likewise.
672 (Target_x86_64::Relocate::relocate): Likewise.
673 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
675 * target.h (class Target): Add plt_section_for_global and
676 plt_section_for_local functions. Add do_plt_section_for_global
677 and do_plt_section_for_local virtual functions.
678 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
680 (Symbol::use_plt_offset): Handle IFUNC symbol.
681 * object.cc (Sized_relobj::Sized_relobj): Initialize
683 (Sized_relobj::local_has_plt_offset): New function.
684 (Sized_relobj::local_plt_offset): New function.
685 (Sized_relobj::set_local_plt_offset): New function.
686 (Sized_relobj::do_count): Handle IFUNC symbol.
687 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
688 a bit away from input_shndx_ field. Add set_is_func_symbol and
689 is_ifunc_symbol functions.
690 (class Sized_relobj): Update declarations. Remove Tls_got_entry
691 and Local_tls_got_offsets. Define Local_plt_offsets. Add
692 local_plt_offsets_ field.
693 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
694 * output.h (class Output_section_data): Add non-const
695 output_section function.
696 (class Output_data_got): Update declarations.
697 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
698 Add use_plt_offset parameter to global and local constructors.
699 Change all callers. Change local_sym_index_ field to 31 bits.
700 Change GSYM_CODE and CONSTANT_CODE accordingly.
701 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
702 doing a static link don't set sh_link field.
703 (Output_data_got::Got_entry::write): Use PLT offset if
705 (Output_data_got::add_global_plt): New function.
706 (Output_data_got::add_local_plt): New function.
707 * target-reloc.h (relocate_section): Handle IFUNC symbol.
708 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
709 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
710 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
711 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
713 * testsuite/ifunc-sel.h: New file.
714 * testsuite/ifuncmain1.c: New file.
715 * testsuite/ifuncmain1vis.c: New file.
716 * testsuite/ifuncmod1.c: New file.
717 * testsuite/ifuncdep2.c: New file.
718 * testsuite/ifuncmain2.c: New file.
719 * testsuite/ifuncmain3.c: New file.
720 * testsuite/ifuncmod3.c: New file.
721 * testsuite/ifuncmain4.c: New file.
722 * testsuite/ifuncmain5.c: New file.
723 * testsuite/ifuncmod5.c: New file.
724 * testsuite/ifuncmain6pie.c: New file.
725 * testsuite/ifuncmod6.c: New file.
726 * testsuite/ifuncmain7.c: New file.
727 * configure, testsuite/Makefile.in: Rebuild.
729 2010-08-18 Ian Lance Taylor <iant@google.com>
732 (Output_section_incremental_inputs::write_input_files): Add cast
733 to avoid signed/unsigned comparison warning.
734 (Output_section_incremental_inputs::write_info_blocks): Likewise.
736 2010-08-12 Cary Coutant <ccoutant@google.com>
738 * common.cc (Sort_commons::operator()): Remove unnecessary code.
740 2010-08-13 Ian Lance Taylor <iant@google.com>
742 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
744 2010-08-12 Cary Coutant <ccoutant@google.com>
745 Doug Kwan <dougkwan@google.com>
747 * resolve.cc (Symbol_table::should_override): When a weak dynamic
748 defintion overrides non-weak undef, remember that the original undef
750 * symtab.cc (Symbol_table::sized_write_global): For undef without
751 an original weak binding, set binding to global in output.
752 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
753 * testsuite/Makefile.in: Regenerate.
754 * testsuite/strong_ref_weak_def.sh: New file.
755 * testsuite/strong_ref_weak_def_1.c: Ditto.
756 * testsuite/strong_ref_weak_def_2.c: Ditto.
758 2010-08-12 Cary Coutant <ccoutant@google.com>
760 * testsuite/incremental_test.sh: Rewrite.
761 * testsuite/incremental_test_1.c: Rewrite.
762 * testsuite/incremental_test_2.c: Rewrite.
764 2010-08-12 Cary Coutant <ccoutant@google.com>
766 * arm.cc (Target_arm::got_size): Add const.
767 (Target_arm::got_entry_count): New function.
768 (Target_arm::plt_entry_count): New function.
769 (Target_arm::first_plt_entry_offset): New function.
770 (Target_arm::plt_entry_size): New function.
771 (Output_data_plt_arm::entry_count): New function.
772 (Output_data_plt_arm::first_plt_entry_offset): New function.
773 (Output_data_plt_arm::get_plt_entry_size): New function.
774 * i386.cc (Target_i386::got_size): Add const.
775 (Target_i386::got_entry_count): New function.
776 (Target_i386::plt_entry_count): New function.
777 (Target_i386::first_plt_entry_offset): New function.
778 (Target_i386::plt_entry_size): New function.
779 (Output_data_plt_i386::entry_count): New function.
780 (Output_data_plt_i386::first_plt_entry_offset): New function.
781 (Output_data_plt_i386::get_plt_entry_size): New function.
782 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
783 find_incremental_inputs_sections. Dump incremental_got_plt section.
784 * incremental.cc: Include target.h.
785 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
786 parameter. Adjust all callers. Find incremental_got_plt section.
787 (Incremental_inputs::create_data_sections): Create incremental_got_plt
789 (Output_section_incremental_inputs::set_final_data_size): Calculate
790 size of incremental_got_plt section.
791 (Output_section_incremental_inputs::do_write): Write the
792 incremental_got_plt section.
793 (Got_plt_view_info): New struct.
794 (Local_got_offset_visitor): New class.
795 (Global_got_offset_visitor): New class.
796 (Global_symbol_visitor_got_plt): New class.
797 (Output_section_incremental_inputs::write_got_plt): New function.
798 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
799 Add parameter. Adjust all callers.
800 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
801 (Incremental_inputs::got_plt_section): New function.
802 (Incremental_inputs::got_plt_section_): New data member.
803 (Incremental_got_plt_reader): New class.
804 * layout.cc (Layout::create_incremental_info_sections): Add the
805 incremental_got_plt section.
806 * object.h (Got_offset_list::get_list): New function.
807 (Got offset_list::for_all_got_offsets): New function.
808 (Sized_relobj::local_got_offset_list): New function.
809 * powerpc.cc (Target_powerpc::got_size): Add const.
810 (Target_powerpc::got_entry_count): New function.
811 (Target_powerpc::plt_entry_count): New function.
812 (Target_powerpc::first_plt_entry_offset): New function.
813 (Target_powerpc::plt_entry_size): New function.
814 (Output_data_plt_powerpc::entry_count): New function.
815 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
816 (Output_data_plt_powerpc::get_plt_entry_size): New function.
817 * sparc.cc (Target_sparc::got_size): Add const.
818 (Target_sparc::got_entry_count): New function.
819 (Target_sparc::plt_entry_count): New function.
820 (Target_sparc::first_plt_entry_offset): New function.
821 (Target_sparc::plt_entry_size): New function.
822 (Output_data_plt_sparc::entry_count): New function.
823 (Output_data_plt_sparc::first_plt_entry_offset): New function.
824 (Output_data_plt_sparc::get_plt_entry_size): New function.
825 * symtab.h (Symbol::got_offset_list): New function.
826 (Symbol_table::for_all_symbols): New function.
827 * target.h (Sized_target::got_entry_count): New function.
828 (Sized_target::plt_entry_count): New function.
829 (Sized_target::plt_entry_size): New function.
830 * x86_64.cc (Target_x86_64::got_size): Add const.
831 (Target_x86_64::got_entry_count): New function.
832 (Target_x86_64::plt_entry_count): New function.
833 (Target_x86_64::first_plt_entry_offset): New function.
834 (Target_x86_64::plt_entry_size): New function.
835 (Output_data_plt_x86_64::entry_count): New function.
836 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
837 (Output_data_plt_x86_64::get_plt_entry_size): New function.
839 2010-08-12 Cary Coutant <ccoutant@google.com>
841 * archive.cc: Include incremental.h.
842 (Archive::Archive): Initialize incremental_info_.
843 (Archive::include_member): Record archive members in incremental info.
844 (Add_archive_symbols::run): Record begin and end of an archive in
846 (Lib_group::include_member): Record objects in incremental info.
847 * archive.h (Incremental_archive_entry): Forward declaration.
848 (Archive::set_incremental_info): New member function.
849 (Archive::incremental_info): New member function.
850 (Archive::Unused_symbol_iterator): New class.
851 (Archive::unused_symbols_begin): New member function.
852 (Archive::unused_symbols_end): New member function.
853 (Archive::incremental_info_): New data member.
854 * incremental-dump.cc (find_input_containing_global): New function.
855 (dump_incremental_inputs): Dump new incremental info sections.
856 * incremental.cc: Include symtab.h.
857 (Output_section_incremental_inputs): New class.
858 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
859 new incremental info sections.
860 (Sized_incremental_binary::do_check_inputs): Likewise.
861 (Incremental_inputs::report_archive): Remove.
862 (Incremental_inputs::report_archive_begin): New function.
863 (Incremental_inputs::report_archive_end): New function.
864 (Incremental_inputs::report_object): New function.
865 (Incremental_inputs::finalize_inputs): Remove.
866 (Incremental_inputs::report_input_section): New function.
867 (Incremental_inputs::report_script): Rewrite.
868 (Incremental_inputs::finalize): Do nothing but finalize string table.
869 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
870 (Incremental_inputs::sized_create_inputs_section_data): Remove.
871 (Incremental_inputs::create_data_sections): New function.
872 (Incremental_inputs::relocs_entsize): New function.
873 (Output_section_incremental_inputs::set_final_data_size): New function.
874 (Output_section_incremental_inputs::do_write): New function.
875 (Output_section_incremental_inputs::write_header): New function.
876 (Output_section_incremental_inputs::write_input_files): New function.
877 (Output_section_incremental_inputs::write_info_blocks): New function.
878 (Output_section_incremental_inputs::write_symtab): New function.
879 * incremental.h (Incremental_script_entry): Forward declaration.
880 (Incremental_object_entry): Forward declaration.
881 (Incremental_archive_entry): Forward declaration.
882 (Incremental_inputs): Forward declaration.
883 (Incremental_inputs_header_data): Remove.
884 (Incremental_inputs_header): Remove.
885 (Incremental_inputs_header_write): Remove.
886 (Incremental_inputs_entry_data): Remove.
887 (Incremental_inputs_entry): Remove.
888 (Incremental_inputs_entry_write): Remove.
889 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
890 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
891 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
892 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
894 (Incremental_input_entry): New class.
895 (Incremental_script_entry): New class.
896 (Incremental_object_entry): New class.
897 (Incremental_archive_entry): New class.
898 (Incremental_inputs::Incremental_inputs): Initialize new data members.
899 (Incremental_inputs::report_inputs): Remove.
900 (Incremental_inputs::report_archive): Remove.
901 (Incremental_inputs::report_archive_begin): New function.
902 (Incremental_inputs::report_archive_end): New function.
903 (Incremental_inputs::report_object): Change prototype.
904 (Incremental_inputs::report_input_section): New function.
905 (Incremental_inputs::report_script): Change prototype.
906 (Incremental_inputs::get_reloc_count): New function.
907 (Incremental_inputs::set_reloc_count): New function.
908 (Incremental_inputs::create_data_sections): New function.
909 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
910 (Incremental_inputs::inputs_section): New function.
911 (Incremental_inputs::symtab_section): New function.
912 (Incremental_inputs::relocs_section): New function.
913 (Incremental_inputs::get_stringpool): Add const.
914 (Incremental_inputs::command_line): Add const.
915 (Incremental_inputs::inputs): Remove.
916 (Incremental_inputs::command_line_key): New function.
917 (Incremental_inputs::input_file_count): New function.
918 (Incremental_inputs::input_files): New function.
919 (Incremental_inputs::relocs_entsize): New function.
920 (Incremental_inputs::sized_create_inputs_section_data): Remove.
921 (Incremental_inputs::finalize_inputs): Remove.
922 (Incremental_inputs::Input_info): Remove.
923 (Incremental_inputs::lock_): Remove.
924 (Incremental_inputs::inputs_): Change type.
925 (Incremental_inputs::inputs_map_): Remove.
926 (Incremental_inputs::current_object_entry_): New data member.
927 (Incremental_inputs::inputs_section_): New data member.
928 (Incremental_inputs::symtab_section_): New data member.
929 (Incremental_inputs::relocs_section_): New data member.
930 (Incremental_inputs::reloc_count_): New data member.
931 (Incremental_inputs_reader): New class.
932 (Incremental_symtab_reader): New class.
933 (Incremental_relocs_reader): New class.
934 * layout.cc (Layout::finalize): Move finalization of incremental info
935 and creation of incremental info sections to follow finalization of
936 symbol table. Set offsets for postprocessing sections.
937 (Layout::create_incremental_info_sections): Call
938 Incremental_inputs::create_data_sections. Add incremental symtab
939 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
940 sections to layout after input sections.
941 * layout.h (struct Timespec): Forward declaration.
942 (Layout::incremental_inputs): Add const.
943 (Layout::create_incremental_info_sections): Add parameter.
944 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
945 * object.cc: Include incremental.h.
946 (Relobj::finalize_incremental_relocs): New function.
947 (Sized_relobj::do_layout): Record input sections in incremental info.
948 * object.h (Object::output_section): New function.
949 (Object::output_section_offset): Moved from Relobj.
950 (Object::get_incremental_reloc_base): New function.
951 (Object::get_incremental_reloc_count): New function.
952 (Object::do_output_section): New function.
953 (Object::do_output_section_offset): Moved from Relobj.
954 (Object::do_get_incremental_reloc_base): New function.
955 (Object::do_get_incremental_reloc_count): New function.
956 (Object::Object): Initialize new data members.
957 (Relobj::output_section): Renamed do_output_section and moved to
959 (Relobj::output_section_offset): Moved to Object.
960 (Relobj::do_get_incremental_reloc_base): New function.
961 (Relobj::do_get_incremental_reloc_count): New function.
962 (Relobj::allocate_incremental_reloc_counts): New function.
963 (Relobj::count_incremental_reloc): New function.
964 (Relobj::finalize_incremental_relocs): New function.
965 (Relobj::next_incremental_reloc_index): New function.
966 (Relobj::reloc_counts_): New data member.
967 (Relobj::reloc_bases_): New data member.
968 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
969 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
970 (Sized_relobj::incremental_relocs_scan): New function.
971 (Sized_relobj::incremental_relocs_scan_reltype): New function.
972 (Sized_relobj::incremental_relocs_write): New function.
973 (Sized_relobj::incremental_relocs_write_reltype): New function.
974 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
976 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
977 archives and object files elsewhere.
978 (Add_symbols::run): Report object files here.
979 (Finish_group::run): Report end of archive at end of group.
980 * reloc.cc: Include layout.h, incremental.h.
981 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
982 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
983 (Sized_relobj::incremental_relocs_scan): New function.
984 (Sized_relobj::incremental_relocs_scan_reltype): New function.
985 (Sized_relobj::do_relocate_sections): Write incremental relocations.
986 (Sized_relobj::incremental_relocs_write): New function.
987 (Sized_relobj::incremental_relocs_write_reltype): New function.
988 * script.cc (read_input_script): Rewrite test for incremental link.
989 Change call to Incremental_inputs::report_script.
990 * symtab.h (Symbol_table::first_global_index): New function.
991 (Symbol_table::output_count): New function.
993 2010-08-12 Doug Kwan <dougkwan@google.com>
995 * arm.cc (Target_arm::merge_object_attributes): Check command line
996 options --no-wchar-size-warning and --no-enum-size-warning.
997 * options.h (General_options): Add ld-compatible options
998 --no-enum-size-warning and --no-wchar-size-warning.
1000 2010-08-04 Ian Lance Taylor <iant@google.com>
1002 * x86_64.cc (Target_x86_64::Scan::local): Use
1003 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1004 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1005 (Target_x86_64::Scan::global): Likewise.
1006 (Target_x86_64::Relocate::relocate): Likewise.
1007 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1010 2010-08-03 Cary Coutant <ccoutant@google.com>
1012 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1013 to reserve space in merged_strings vector. Keep total input size
1015 (Output_merge_string::do_print_merge_stats): Print total input size.
1016 * merge.h (Output_merge_string): Add input_size_ field.
1017 * stringpool.cc (Stringpool_template::string_length): Move
1018 implementations out of Stringpool_template class and place in
1020 * stringpool.h (string_length): Move out of Stringpool_template.
1022 2010-08-03 Ian Lance Taylor <iant@google.com>
1025 * layout.cc (relaxation_loop_body): If address of load segment is
1026 set, adjust address to include headers if possible.
1028 2010-08-03 Ian Lance Taylor <iant@google.com>
1030 * version.cc (version_string): Bump to 1.10.
1032 2010-08-03 Ian Lance Taylor <iant@google.com>
1035 * layout.h (enum Output_section_order): Define.
1036 (class Layout): Update declarations.
1037 * layout.cc (Layout::get_output_section): Add order parameter.
1038 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1039 is_first_non_relro parameters. Change all callers.
1040 (Layout::choose_output_section): Likewise.
1041 (Layout::add_output_section_data): Likewise.
1042 (Layout::make_output_section): Likewise. Set order.
1043 (Layout::default_section_order): New function.
1044 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1045 * output.cc (Output_section::Output_section): Initialize order_.
1046 Don't initialize deleted fields.
1047 (Output_segment::Output_segment): Don't initialize deleted
1049 (Output_segment::add_output_section_to_load): New function
1050 replacing add_output_section. Change all callers to call this or
1051 add_output_section_to_nonload.
1052 (Output_segment::add_output_section_to_nonload): New function.
1053 (Output_segment::remove_output_section): Rewrite.
1054 (Output_segment::add_initial_output_data): Likewise.
1055 (Output_segment::has_any_data_sections): Likewise.
1056 (Output_segment::is_first_section_relro): Likewise.
1057 (Output_segment::maximum_alignment): Likewise.
1058 (Output_segment::has_dynamic_reloc): New function replacing
1059 dynamic_reloc_count. Change all callers.
1060 (Output_segment::has_dynamic_reloc_list): New function replacing
1061 dynamic_reloc_count_list. Change all callers.
1062 (Output_segment::set_section_addresses): Rewrite.
1063 (Output_segment::set_offset): Rewrite.
1064 (Output_segment::find_first_and_last_list): Remove.
1065 (Output_segment::set_tls_offsets): Rewrite.
1066 (Output_segment::first_section_load_address): Likewise.
1067 (Output_segment::output_section_count): Likewise.
1068 (Output_segment::section_with_lowest_load_address): Likewise.
1069 (Output_segment::write_section_headers): Likewise.
1070 (Output_segment::print_sections_to_map): Likewise.
1071 * output.h (class Output_data): Remove dynamic_reloc_count_
1072 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1073 (Output_data::add_dynamic_reloc): Rewrite.
1074 (Output_data::has_dynamic_reloc): New function.
1075 (Output_data::dynamic_reloc_count): Remove.
1076 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1077 is_last_relro_, is_first_non_relro_, is_interp_,
1078 is_dynamic_linker_section_ fields. Add order and set_order
1079 functions. Remove is_relro_local, set_is_relro_local,
1080 is_last_relro, set_is_last_relro, is_first_non_relro,
1081 set_is_first_non_relro functions, is_interp, set_is_interp,
1082 is_dynamic_linker_section, and set_is_dynamic_linker_section
1084 (class Output_segment): Change Output_data_list from std::list to
1085 std:;vector. Add output_lists_ field. Remove output_data_ and
1086 output_bss_ fields. Update declarations.
1088 2010-08-02 Ian Lance Taylor <iant@google.com>
1090 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1091 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1092 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1094 2010-08-02 Ian Lance Taylor <iant@google.com>
1097 * script.cc (Script_options::Script_options): Initialize
1098 symbol_definitions_ and symbol_references_.
1099 (Script_options::add_symbol_assignment): Update
1100 symbol_definitions_ and symbol_references_.
1101 (Script_options::add_symbol_reference): New function.
1102 (script_symbol): New function.
1103 * script.h (class Script_options): Add symbol_definitions_ and
1104 symbol_references_ fields.
1105 (Script_options::referenced_const_iterator): New type.
1106 (Script_options::referenced_begin): New function.
1107 (Script_options::referenced_end): New function.
1108 (Script_options::is_referenced): New function.
1109 (Script_options::any_unreferenced): New function.
1110 * script-c.h (script_symbol): Declare.
1111 * yyscript.y (exp): Call script_symbol.
1112 * symtab.cc: Include "script.h".
1113 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1114 Change all callers. Check symbols referenced by scripts.
1115 (Symbol_table::add_undefined_symbols_from_command_line): Add
1116 layout parameter. Change all callers.
1117 (Symbol_table::do_add_undefined_symbols_from_command_line):
1118 Likewise. Break out loop body. Check symbols referenced by
1120 (Symbol_table::add_undefined_symbol_from_command_line): New
1121 function broken out of
1122 do_add_undefined_symbols_from_command_line.
1123 * symtab.h (class Symbol_table): Update declarations.
1124 * archive.cc: Include "layout.h".
1125 (Archive::should_include_member): Add layout parameter. Change
1126 all callers. Check for symbol mentioned in expression.
1127 * archive.h (class Archive): Update declaration.
1128 * object.cc (Sized_relobj::do_should_include_member): Add layout
1130 * object.h (Object::should_include_member): Add layout parameter.
1132 (Object::do_should_include_member): Add layout parameter.
1133 (class Sized_relobj): Update declaration.
1134 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1136 * dynobj.h (class Sized_dynobj): Update declaration.
1137 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1139 * plugin.h (class Sized_pluginobj): Update declaration.
1141 2010-08-02 Ian Lance Taylor <iant@google.com>
1144 * output.cc (Output_segment::set_offset): Search for the first and
1145 last sections rather than assuming that the list is in order.
1146 (Output_segment::find_first_and_last_list): New function.
1147 * output.h (class Output_segment): Update declarations.
1148 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1149 (relro_strip_test_SOURCES): New variable.
1150 (relro_strip_test_DEPENDENCIES): New variable.
1151 (relro_strip_test_LDFLAGS): New variable.
1152 (relro_strip_test_LDADD): New variable.
1153 (relro_strip_test.so): New target.
1155 2010-08-02 Ian Lance Taylor <iant@google.com>
1157 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1158 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1159 (Target_i386::got_tlsdesc_section): New function.
1160 (Target_i386::got_section): Create space for GOT entries for
1161 TLSDESC relocations.
1162 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1164 (Target_i386::Scan::global): Likewise.
1165 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1167 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1168 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1169 (Target_x86_64::got_tlsdesc_section): New function.
1170 (Target_x86_64::got_section): Create space for GOT entries for
1171 TLSDESC relocations.
1172 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1174 (Target_x86_64::Scan::global): Likewise.
1175 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1178 2010-08-02 Ian Lance Taylor <iant@google.com>
1180 * testsuite/final_layout.sh: Use dc to convert from hex to
1183 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1185 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1186 paramter to the call to gold::gc_process_relocs.
1187 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1188 paramter to the call to gold::gc_process_relocs.
1189 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1190 parameter to the call to gold::gc_process_relocs.
1191 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1192 template parameter to the call to gold::gc_process_relocs.
1193 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1194 paramter to the call to gold::gc_process_relocs.
1195 * gc.h (get_embedded_addend_size): New function.
1196 (gc_process_relocs): Save the size of the reloc for use by ICF.
1197 * icf.cc (get_section_contents): Get the addend from the text section
1198 for SHT_REL relocation sections.
1199 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1200 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1201 * int_encoding.h (read_from_pointer): New overloaded function.
1202 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1203 * testsuite/icf_sht_rel_addend_test.sh: New file.
1204 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1205 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1207 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1209 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1210 * Makefile.in: Regenerate.
1211 * testsuite/Makefile.in: Regenerate.
1213 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1215 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1216 * gold/testsuite/debug_msg.cc: Likewise.
1217 * gold/testsuite/odr_violation1.cc
1218 * gold/testsuite/odr_violation2.cc
1220 2010-07-21 Cary Coutant <ccoutant@google.com>
1222 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1223 string, and length fields.
1224 (Output_merge_string::Merged_strings_list): New type.
1225 (Output_merge_string::Merged_strings_lists): New typedef.
1226 (Output_merge_string): Replace merged_strings_ with
1227 merged_strings_lists_.
1228 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1229 Merged_strings_list per input object and section. Don't store pointer
1230 to the string. Don't store length with each merged string entry.
1231 (Output_merge_string::finalize_merged_data): Loop over list of merged
1232 strings lists. Recompute length of each merged string.
1234 2010-07-15 Cary Coutant <ccoutant@google.com>
1236 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1239 2010-07-14 Ian Lance Taylor <iant@google.com>
1241 * descriptors.cc (Descriptors::open): Report correct name in error
1244 2010-07-13 Doug Kwan <dougkwan@google.com>
1246 * arm.cc (Arm_input_section::Arm_input_section): For a
1247 SHT_ARM_EXIDX section, always keeps the input sections.
1248 (Arm_input_section::set_exidx_section_link): New method.
1249 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1250 has_errors_ to false.
1251 (Arm_exidx_input_section::has_errors,
1252 Arm_exidx_input_section::set_has_errors): New methods.
1253 (Arm_exidx_input_section::has_errors_): New data member.
1254 (Arm_relobj::get_exidx_shndx_list): New method.
1255 (Arm_output_section::append_text_sections_to_list): Do not skip
1256 section without SHF_EXECINSTR.
1257 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1259 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1260 section header. Make error messages more verbose. Check for
1261 a non-executable section linked to an EXIDX section.
1262 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1263 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1264 check that there is no deferred EXIDX section if we exit early.
1265 Instead of not making an EXIDX section in case of an error, make one
1266 and set the has_errors flag of it.
1267 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1268 in a relocatable link.
1269 (Target_arm::do_relax): Look for the EXIDX output section instead of
1270 assuming that it is called .ARM.exidx.
1271 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1272 section list. Do not check for SHF_EXECINSTR section flags but
1273 skip any input section with errors.
1274 * output.cc (Output_section::Output_section): Initialize
1275 always_keeps_input_sections_ to false.
1276 (Output_section::add_input_section): Check for
1277 always_keeps_input_sections_.
1278 * output.h (Output_section::always_keeps_input_sections,
1279 Output_section::set_always_keeps_input_sections): New methods.
1280 (Output_section::always_keeps_input_sections): New data member.
1282 2010-07-13 Rafael Espindola <espindola@google.com>
1284 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1285 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1287 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1288 Ian Lance Taylor <iant@google.com>
1290 * output.h (Output_section_lookup_maps::add_merge_section):
1291 Correct check of whether value was inserted.
1292 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1293 (Output_section_lookup_maps::add_relaxed_input_section):
1295 * arm.cc (Target_arm::got_section): Remove used local os.
1296 * i386.cc (Target_i386::got_section): Likewise.
1297 * x86_64.cc (Target_x86_64::got_section): Likewise.
1298 * sparc.cc (Target_sparc::got_section): Likewise.
1299 (Target_sparc::relocate): Remove unused local have_got_offset.
1300 * powerpc.cc (Target_powerpc::relocate): Likewise.
1302 2010-07-13 Ian Lance Taylor <iant@google.com>
1304 * compressed_output.cc (zlib_decompress): Fix signature in
1307 * archive.cc (Archive::include_member): Unlock an external member
1308 of a thin archive. Don't bother to delete an object we know is
1311 2010-07-12 Cary Coutant <ccoutant@google.com>
1313 * compressed_output.cc (zlib_decompress): New function.
1314 (get_uncompressed_size): New function.
1315 (decompress_input_section): New function.
1316 * compressed_output.h (get_uncompressed_size): New function.
1317 (decompress_input_section): New function.
1318 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1319 Handle compressed debug sections.
1320 * layout.cc (is_compressed_debug_section): New function.
1321 (Layout::output_section_name): Map compressed section names to
1323 * layout.h (is_compressed_debug_section): New function.
1324 (is_debug_info_section): Recognize compressed debug sections.
1325 * merge.cc: Include compressed_output.h.
1326 (Output_merge_data::do_add_input_section): Handle compressed
1328 (Output_merge_string::do_add_input_section): Handle compressed
1330 * object.cc: Include compressed_output.h.
1331 (Sized_relobj::Sized_relobj): Initialize new data members.
1332 (build_compressed_section_map): New function.
1333 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1334 * object.h (Object::section_is_compressed): New method.
1335 (Object::do_section_is_compressed): New method.
1336 (Sized_relobj::Compressed_section_map): New type.
1337 (Sized_relobj::do_section_is_compressed): New method.
1338 (Sized_relobj::compressed_sections_): New data member.
1339 * output.cc (Output_section::add_input_section): Handle compressed
1341 * reloc.cc: Include compressed_output.h.
1342 (Sized_relobj::write_sections): Handle compressed debug sections.
1344 2010-07-08 Cary Coutant <ccoutant@google.com>
1346 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1347 weak when resolving to a dynamic def.
1348 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1349 for weak undef/dynamic def cases. Adjust callers.
1350 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1351 undef_binding_weak_.
1352 (Symbol_table::sized_write_globals): Adjust symbol binding.
1353 (Symbol_table::sized_write_symbol): Add binding parameter.
1354 * symtab.h (Symbol::set_undef_binding): New method.
1355 (Symbol::is_undef_binding_weak): New method.
1356 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1357 (Symbol_table::should_override): Add new parameter.
1358 (Symbol_table::sized_write_symbol): Add new parameter.
1360 * testsuite/weak_undef_file1.cc: Add new test case.
1361 * testsuite/weak_undef_file2.cc: Fix header comment.
1362 * testsuite/weak_undef_test.cc: Add new test case.
1364 2010-06-29 Doug Kwan <dougkwan@google.com>
1366 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1367 Initialize USE_SYMBOL_.
1368 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1370 (Arm_reloc_property::uses_symbol_): New data member declaration.
1371 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1372 uses symbol value and symbol is undefined but not weakly undefined.
1374 2010-06-28 Rafael Espindola <espindola@google.com>
1376 * plugin.cc (Plugin::load): Use dlerror.
1378 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1380 * symtab.cc (detect_odr_violations): When reporting an ODR
1381 violation, report an object where the symbol is defined.
1383 2010-06-25 Doug Kwan <dougkwan@google.com>
1385 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1386 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1388 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1389 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1390 target hook to detect function points.
1391 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1392 * icf.h (Icf::check_section_for_function_pointers): Change type of
1393 parameter SECTION_NAME to const reference to std::string. Use
1394 target hook to determine if section may have unsafe pointers.
1395 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1398 2010-06-21 Rafael Espindola <espindola@google.com>
1400 * fileread.cc (Input_file::find_fie): New
1401 (Input_file::open): Use Input_file::find_fie.
1402 * fileread.h (Input_file::find_fie): New
1403 * plugin.cc (set_extra_library_path): New.
1404 (Plugin::load): Add set_extra_library_path to the transfer vector.
1405 (Plugin_manager::set_extra_library_path): New.
1406 (Plugin_manager::add_input_file): Use the extra search path if set.
1407 (set_extra_library_path(): New.
1408 * plugin.h (Plugin_manager): Add set_extra_library_path and
1411 2010-06-19 Cary Coutant <ccoutant@google.com>
1413 * layout.cc (gdb_sections): Add .debug_types.
1414 (lines_only_debug_sections): Likewise.
1416 2010-06-18 Rafael Espindola <espindola@google.com>
1418 * plugin.cc (add_input_file,add_input_library)
1419 (Plugin_manager::add_input_file): Make filename arguments const.
1420 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1423 2010-06-16 Doug Kwan <dougkwan@google.com>
1425 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1426 .ARM.attributes section if we have not merged any input
1427 attributes sections.
1429 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1431 * arm.cc: Allow combining objects with no EABI version
1434 2010-06-15 Rafael Espindola <espindola@google.com>
1436 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1438 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1440 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1441 (struct iovec): Correct !HAVE_READV definition.
1443 2010-06-10 Cary Coutant <ccoutant@google.com>
1445 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1446 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1448 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1451 * symtab.h (Symbol::is_placeholder): New member function.
1452 * target-reloc.h (relocate_section): Check for placeholder symbols.
1454 * testsuite/Makefile.am (plugin_test_8): New test.
1455 (plugin_test_9): New test.
1456 * testsuite/Makefile.in: Regenerate.
1458 2010-06-09 Nick Clifton <nickc@redhat.com>
1460 * yyscript.y (input_list_element): Allow strings prefixed with
1461 the '-' character. Treat these as libraries.
1462 * script.cc (script_add_library): New function. Adds a library
1463 specified by "-l<name>" found in an input script.
1464 * script-c.h: Add prototype for script_add_library.
1466 2010-06-07 Doug Kwan <dougkwan@google.com>
1468 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1469 Restrict stub-group size to be within long conditional branch
1470 range when working around cortex-A8 erratum.
1472 2010-06-07 Damien Diederen <dd@crosstwine.com>
1474 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1477 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1481 (Output_section::Input_section_sort_entry::compare_section_ordering):
1482 Change to return non-zero correctly.
1483 (Output_section::Input_section_sort_section_order_index_compare
1484 ::operator()): Change to fix ambiguity in comparisons.
1486 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1488 * gold.h (is_wildcard_string): New function.
1489 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1490 (Layout::layout_eh_frame): Ditto.
1491 (Layout::find_section_order_index): New method.
1492 (Layout::read_layout_from_file): New method.
1493 * layout.h (Layout::find_section_order_index): New method.
1494 (Layout::read_layout_from_file): New method.
1495 (Layout::input_section_position_): New private member.
1496 (Layout::input_section_glob_): New private member.
1497 * main.cc (main): Call read_layout_from_file here.
1498 * options.h (--section-ordering-file): New option.
1499 * output.cc (Output_section::input_section_order_specified_): New
1501 (Output_section::Output_section): Initialize new member.
1502 (Output_section::add_input_section): Add new parameter.
1503 Keep input sections when --section-ordering-file is used.
1504 (Output_section::set_final_data_size): Sort input sections when
1505 section ordering file is specified.
1506 (Output_section::Input_section_sort_entry): Add new parameter.
1508 (Output_section::Input_section_sort_entry::compare_section_ordering):
1510 (Output_section::Input_section_sort_compare::operator()): Change to
1511 consider section_order_index.
1512 (Output_section::Input_section_sort_init_fini_compare::operator()):
1513 Change to consider section_order_index.
1514 (Output_section::Input_section_sort_section_order_index_compare
1515 ::operator()): New method.
1516 (Output_section::sort_attached_input_sections): Change to sort
1517 according to section order when specified.
1518 (Output_section::add_input_section<32, true>): Add new parameter.
1519 (Output_section::add_input_section<64, true>): Add new parameter.
1520 (Output_section::add_input_section<32, false>): Add new parameter.
1521 (Output_section::add_input_section<64, false>): Add new parameter.
1522 * output.h (Output_section::add_input_section): Add new parameter.
1523 (Output_section::input_section_order_specified): New
1525 (Output_section::set_input_section_order_specified): New method.
1526 (Input_section::Input_section): Initialize section_order_index_.
1527 (Input_section::section_order_index): New method.
1528 (Input_section::set_section_order_index): New method.
1529 (Input_section::section_order_index_): New member.
1530 (Input_section::Input_section_sort_section_order_index_compare): New
1532 (Output_section::input_section_order_specified_): New member.
1533 * script-sections.cc (is_wildcard_string): Delete and move modified
1535 (Output_section_element_input::Output_section_element_input): Modify
1536 call to is_wildcard_string.
1537 (Output_section_element_input::Input_section_pattern
1538 ::Input_section_pattern): Ditto.
1539 (Output_section_element_input::Output_section_element_input): Ditto.
1540 * testsuite/Makefile.am (final_layout): New test case.
1541 * testsuite/Makefile.in: Regenerate.
1542 * testsuite/final_layout.cc: New file.
1543 * testsuite/final_layout.sh: New file.
1545 2010-06-01 Rafael Espindola <espindola@google.com>
1547 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1549 2010-06-01 Rafael Espindola <espindola@google.com>
1551 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1552 visibility of symbols.
1554 2010-05-27 Doug Kwan <dougkwan@google.com>
1556 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1557 from start of output section instead of address for a local symbol
1558 in a merged or relaxed section when doing a relocatable link.
1560 2010-05-26 Rafael Espindola <espindola@google.com>
1563 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1564 adding sections the garbage collector removed.
1565 * gold/testsuite/Makefile.am: Add test.
1566 * gold/testsuite/Makefile.in: Regenerate.
1567 * gold/testsuite/plugin_test_7.sh: New.
1568 * gold/testsuite/plugin_test_7_1.c: New.
1569 * gold/testsuite/plugin_test_7_2.c: New.
1571 2010-05-26 Rafael Espindola <espindola@google.com>
1573 * script-sections.cc (Output_section_definition::set_section_addresses):
1574 Check for --section-start.
1576 2010-05-26 Doug Kwan <dougkwan@google.com>
1578 * arm.cc (Arm_scan_relocatable_relocs): New class.
1579 (Target_arm::relocate_special_relocatable): New method.
1580 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1581 (Arm_relocate_functions::thumb_branch_common): Same.
1582 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1583 instead of Default_scan_relocatable_relocs.
1584 * target-reloc.h (relocate_for_relocatable): Let target handle
1585 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1586 * target.h (Sized_target::relocate_special_relocatable): New method.
1588 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1590 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1592 2010-05-23 Doug Kwan <dougkwan@google.com>
1594 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1596 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1597 with a direct branch, not a conditional branch, to a stub.
1598 * merge.cc (Output_merge_base::record_input_section): New method
1600 (Output_merge_data::do_add_input_section): Record input section if
1601 keeps-input-sections flag is set.
1602 (Output_merge_string::do_add_input_section): Ditto.
1603 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1604 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1606 (Output_merge_base::keeps_input_sections,
1607 Output_merge_base::set_keeps_input_sections,
1608 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1610 (Output_merge_base::Input_sections): New type declaration.
1611 (Output_merge_base::input_sections_begin,
1612 Output_merge_base::input_sections_end,
1613 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1614 (Output_merge_base::bool keeps_input_sections_,
1615 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1616 Output_merge_base::input_sections_): New data members.
1617 (Output_merge_data::do_set_keeps_input_sections): New method
1619 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1620 * output.cc (Output_section::Input_section::relobj): Move method
1621 defintion from class declaration to here and handle merge sections.
1622 (Output_section::Input_section::shndx): Ditto.
1623 (Output_section::Output_section): Remove initializations of removed
1624 data members and initialize new data member LOOKUP_MAPS_.
1625 (Output_section::add_input_section): Set keeps-input-sections flag
1626 for a newly created merge output section as appropriate. Adjust code
1627 to use Output_section_lookup_maps class.
1628 (Output_section::add_relaxed_input_section): Adjst code for lookup
1629 maps code refactoring.
1630 (Output_section::add_merge_input_section): Add a new parameter
1631 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1632 class. If adding input section to a newly created merge output
1633 section fails, remove the new merge section.
1634 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1635 Adjust code for use of the Output_section_lookup_maps class.
1636 (Output_section::find_merge_section): Ditto.
1637 (Output_section::build_lookup_maps): New method defintion.
1638 (Output_section::find_relaxed_input_section): Adjust code to use
1639 Output_section_lookup_maps class.
1640 (Output_section::get_input_sections): Export merge sections. Adjust
1641 code to use Output_section_lookup_maps class.
1642 (Output_section:::add_script_input_section): Adjust code to use
1643 Output_section_lookup_maps class. Update lookup maps for merge
1645 (Output_section::discard_states): Use Output_section_lookup_maps.
1646 (Output_section::restore_states): Same.
1647 * output.h (Merge_section_properties): Move class defintion out of
1649 (Output_section_lookup_maps): New class.
1650 (Output_section::Input_section::is_merge_section): New method
1652 (Output_section::Input_section::relobj): Move defintion out of class
1653 defintion. Declare method only.
1654 (Output_section::Input_section::shndx): Ditto.
1655 (Output_section::Input_section::output_merge_base): New method defintion.
1656 (Output_section::Input_section::u2_.pomb): New union field.
1657 (Output_section::Merge_section_by_properties_map,
1658 Output_section::Output_section_data_by_input_section_map,
1659 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1661 (Output_section::add_merge_input_section): Add new parameter
1662 KEEPS_INPUT_SECTIONS.
1663 (Output_section::build_lookup_maps): New method declaration.
1664 (Output_section::merge_section_map_,
1665 Output_section::merge_section_by_properties_map_,
1666 Output_section::relaxed_input_section_map_,
1667 Output_section::is_relaxed_input_section_map_valid_): Remove data
1669 (Output_section::lookup_maps_): New data member.
1671 2010-05-21 Doug Kwan <dougkwan@google.com>
1674 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1675 avoid a compilation error.
1677 2010-05-19 Rafael Espindola <espindola@google.com>
1679 * script-sections.cc (Output_section_definition::allocate_to_segment):
1680 Update the phdrs_list even when the output section is NULL.
1681 * testsuite/Makefile.am: Add test.
1682 * testsuite/Makefile.in: Regenerate.
1683 * testsuite/script_test_9.cc: New.
1684 * testsuite/script_test_9.sh: New.
1685 * testsuite/script_test_9.t: New.
1687 2010-05-19 Doug Kwan <dougkwan@google.com>
1689 * arm.cc (Arm_input_section::original_size): New method.
1690 (Arm_input_section::do_addralign): Add a cast.
1691 (Arm_input_section::do_output_offset): Remove static cast.
1692 (Arm_input_section::original_addralign,
1693 Arm_input_section::original_size_): Change type to uint32_t.
1694 (Arm_input_section::init): Add safe casts for section alignment
1696 (Arm_input_section::set_final_data_size): Do not set address and
1697 offset of stub table.
1698 (Arm_output_section::fix_exidx_coverage): Change use of of
1699 Output_section::Simple_input_section to that of
1700 Output_section::Input_section.
1701 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1702 except for the first pass.
1703 * output.cc (Output_section::get_input_sections): Change type of
1704 input_sections to std::list<Input_section>.
1705 (Output_section::add_script_input_section): Rename from
1706 Output_section::add_simple_input_section. Change type of SIS
1707 parameter from Simple_input_section to Input_section.
1708 * output.h (Output_section::Simple_input_section): Remove class.
1709 (Output_section::Input_section): Change class visibility to public.
1710 (Output_section::Input_section::addralign): Use stored alignments
1711 for special input sections if set.
1712 (Output_section::Input_section::set_addralign): New method.
1713 (Output_section::get_input_sections): Change parameter type from
1714 list of Simple_input_section to list of Input_section.
1715 (Output_section::add_script_input_section): Rename from
1716 Output_section::add_simple_input_section. Change first parameter's
1717 type from Simple_input_section to Input_section and remove the
1718 second and third parameters.
1719 * script-sections.cc (Input_section::Input_section_list): Change
1720 type to list of Output_section::Input_section/
1721 (Input_section_info::Input_section_info): Change parameter type of
1722 INPUT_SECTION to Output_section::Input_section.
1723 (Input_section_info::input_section): Change return type.
1724 (Input_section_info::input_section_): Change type to
1725 Output_section::Input_section.
1726 (Output_section_element_input::set_section_addresses): Adjust code
1727 to use Output_section::Input_section instead of
1728 Output_section::Simple_input_section. Adjust code for renaming
1729 of Output_section::add_simple_input_section.
1730 (Orphan_output_section::set_section_addresses): Ditto.
1732 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1734 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1735 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1737 2010-05-18 Rafael Espindola <espindola@google.com>
1739 * options.cc (General_options::finalize): Handle -nostdlib.
1740 * options.h (nostdlib): New option.
1741 * script.cc (script_add_search_dir): Handle -nostdlib.
1743 2010-05-12 Doug Kwan <dougkwan@google.com>
1745 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1746 attributes section only if there no attributes section after merging.
1747 (Target_arm::merge_object_attributes): Move value of
1748 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1749 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1750 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1751 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1752 and arm_attr_merge_7.stdout.
1753 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1754 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1755 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1756 arm_attr_merge_7b.o): New rules.
1757 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1759 * testsuite/Makefile.in: Regenerate.
1760 * testsuite/arm_attr_merge.sh: New file.
1761 * testsuite/arm_attr_merge_[67][ab].s: Same.
1763 2010-05-05 Nick Clifton <nickc@redhat.com>
1765 * po/es.po: Updated Spanish translation.
1767 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1769 * Makefile.am (install-exec-local): Properly install gold as
1770 default cross linker.
1771 * Makefile.in: Regenerated.
1773 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1774 Nick Clifton <nickc@redhat.com>
1776 * configure.ac (install_as_default): Define and set to false
1777 unless --enable-gold or --enable-gold=both/gold has been
1779 * configure: Regenerate.
1781 * Makefile.am (install-exec-local): Install the executable as
1782 'ld.gold'. If install_as_default is true then also install it as
1784 * Makefile.in: Regenerated.
1786 2010-04-24 Ian Lance Taylor <iant@google.com>
1788 * layout.cc (Layout::layout_reloc): In relocatable link don't
1789 combine reloc sections for grouped sections.
1791 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1793 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1794 sections that are not ordinary to icf.
1795 * icf.cc (get_section_contents): Handle relocation pointing to section
1796 with no object or shndx information.
1797 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1798 * testsuite/Makefile.in: Regenerate.
1799 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1800 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1802 2010-04-22 Ian Lance Taylor <iant@google.com>
1804 * expression.cc (Expression::Expression_eval_info): Add
1805 result_alignment_pointer field.
1806 (Expression::eval_with_dot): Add result_alignment_pointer
1807 parameter. Change all callers.
1808 (Expression::eval_maybe_dot): Likewise.
1809 (class Binary_expression): Add alignment_pointer parameter to
1810 left_value and right_value. Change all callers.
1811 (BINARY_EXPRESSION): Set result alignment.
1812 (class Trinary_expression): Add alignment_pointer parameter to
1813 arg2_value and arg3_value. Change all callers.
1814 (Trinary_cond::value): Set result alignment.
1815 (Max_expression::value, Min_expression::value): Likewise.
1816 (Align_expression::value): Likewise.
1817 * script-sections.cc (class Sections_element): Add dot_alignment
1818 parameter to set_section_addresses virtual function. Update
1820 (class Output_section_element): Likewise.
1821 (Script_sections::create_segments): Add dot_alignment parameter.
1823 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1824 (Script_sections::set_phdrs_clause_addresses): Likewise.
1825 * script-sections.h: Update declarations.
1826 * script.h: Update declarations.
1827 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1829 * testsuite/script_test_3.t: Set large alignment.
1830 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1831 segment has expected alignment.
1833 2010-04-22 Nick Clifton <nickc@redhat.com>
1835 * po/gold.pot: Updated by the Translation project.
1836 * po/vi.po: Updated Vietnamese translation.
1838 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1840 * testsuite/Makefile.am (check_PROGRAMS): Add
1841 icf_virtual_function_folding_test.
1842 * testsuite/Makefile.in: Regenerated.
1844 2010-04-15 Andrew Haley <aph@redhat.com>
1846 * options.h (merge_exidx_entries): New option.
1847 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1848 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1849 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1850 (Target_arm::merge_exidx_entries): New function.
1851 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1852 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1853 to Arm_exidx_fixup constructor.
1854 Add new arg, merge_exidx_entries.
1855 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1856 Arm_output_section::fix_exidx_coverage.
1858 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1860 * icf.cc (get_section_contents): Check for preemptible functions.
1861 Ignore addend when appropriate.
1862 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1864 (add_from_relobj): Check for section folded.
1865 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1866 * symtab.h (should_add_dynsym_entry): Add new parameter.
1867 * target-reloc.h (scan_relocs): Check for section folded.
1868 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1869 Check reloc types for function pointers in shared objects.
1870 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1872 (icf_preemptible_functions_test): New test case.
1873 (icf_string_merge_test): New test case.
1874 * testsuite.Makefile.in: Regenerate.
1875 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1876 bar_glob. Refactor code.
1877 * testsuite/icf_preemptible_functions_test.cc: New file.
1878 * testsuite/icf_preemptible_functions_test.sh: New file.
1879 * testsuite/icf_string_merge_test.cc: New file.
1880 * testsuite/icf_string_merge_test.sh: New file.
1881 * testsuite/icf_virtual_function_folding_test.cc: New file.
1882 * testsuite/icf_virtual_function_folding_test.sh: New file.
1884 2010-04-14 Doug Kwan <dougkwan@google.com>
1886 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1887 for local symbol recounting if we remove a section due to ICF.
1888 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1889 there are no regular objects in input.
1891 2010-04-13 Doug Kwan <dougkwan@google.com>
1893 * arm.cc (Arm_input_section::set_final_data_size): Compute
1894 accurate final data size instead of using current data size.
1896 2010-04-09 Doug Kwan <dougkwan@google.com>
1898 * layout.cc (Layout::choose_output_section): Handle script section
1900 (Layout::make_output_section_for_script): Add section type parameter.
1901 Handle script section types.
1902 * layout.h (Layout::make_output_section_for_script): Add section
1904 * output.cc (Output_section::Output_section): Initialize data member
1906 (Output_section::do_reset_address_and_file_offset): Do not set address
1907 to 0 if section is a NOLOAD section.
1908 * output.h (Output_section::is_noload): New method.
1909 (Output_section::set_is_noload): Ditto.
1910 (Output_section::is_noload_): New data member.
1911 * script-c.h (Script_section_type): New enum type.
1912 (struct Parser_output_section_header): Add new file section_type.
1913 * script-sections.cc (Sections_element::output_section_name): Add
1914 parameter for returning script section type.
1915 (Output_section_definition::output_section_name): Ditto.
1916 (Output_section_definition::section_type)P; New method.
1917 (Output_section_definiton::script_section_type_name): Ditto.
1918 (Output_section_definition::script_section_type_): New data member.
1919 (Output_section_definition::Output_section_definition): Initialize
1920 data member Output_section_definition::script_section_type_.
1921 (Output_section_definition::create_sections): Pass script section type
1922 to Layout::make_output_section_for_script.
1923 (Output_section_definition::output_section_name): Return script
1924 section type to caller.
1925 (Output_section_definition::set_section_address): Do not advance
1926 dot value and load address if section type is NOLOAD. Set address
1927 of NOLOAD sections regardless of section flags.
1928 (Output_section_definition::print): Print section type if it is
1929 not SCRIPT_SECTION_TYPE_NONE.
1930 (Output_section_definition::section_type): New method.
1931 (Output_section_definition::script_section_type_name): Ditto.
1932 (Script_sections::output_section_name): Add new parameter
1933 PSECTION_TYPE for returning script section type. Pass it to
1934 section elements. Handle discard sections.
1935 (Sort_output_sections::operator()): Handle NOLOAD sections.
1936 * script-sections.h (Script_sections::Section_type): New enum type.
1937 (Script_sections::output_section_name): Add a new parameter for
1938 returning script section type.
1939 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1941 * yyscript.y (union): Add new field SECTION_TYPE.
1942 (COPY, DSECT, INFO, NOLOAD): New tokens.
1943 (opt_address_and_section_type): Change type to output_section_header.
1944 (section_type): New non-terminal
1945 (section_header): Handle section type.
1946 (opt_address_and_section_type): Return section type value.
1948 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1950 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1951 * testsuite/plugin_common_test_2.c (foo): Likewise.
1953 2010-04-08 Doug Kwan <dougkwan@google.com>
1955 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1957 * output.cc (Output_section::add_merge_input_section): Simplify
1958 code and return status of Output_merge_base::add_input_section.
1959 Update merge section map only if Output_merge_base::add_input_section
1962 2010-04-07 Doug Kwan <dougkwan@google.com>
1964 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1965 if section is marked as containing instructions but has no mapping
1967 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1968 correct section index.
1969 (Arm_relobj::find_linked_text_section): Ditto.
1971 2010-04-07 Cary Coutant <ccoutant@google.com>
1973 * archive.cc (include_member): Destroy Read_symbols_data object before
1975 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1976 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1977 (Read_symbols_data::~Read_symbols_data) New destructor.
1978 (Section_relocs::Section_relocs) New constructor.
1979 (Section_relocs::~Section_relocs) New destructor.
1980 (Read_relocs_data::Read_relocs_data) New constructor.
1981 (Read_relocs_data::~Read_relocs_data) New destructor.
1982 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1983 pointers to NULL after deleting.
1985 2010-04-07 Doug Kwan <dougkwan@google.com>
1987 * arm.cc: Replace "endianity" with "endianness" in comments.
1988 (Arm_exidx_cantunwind): Ditto.
1989 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1990 (Arm_relobj::merge_flags_and_attributes): New method.
1991 (Arm_relobj::merge_flags_and_attributes_): New data member.
1992 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1993 (Arm_relobj::scan_sections_for_stubs): Ditto.
1994 (Arm_relobj::do_read_symbols): Check to see if we really want to
1995 merge processor-specific flags and attributes. Exit early if
1996 an object is empty except for section names and the undefined symbol.
1997 (Target_arm::do_finalize_sections): Move check for ELF format to
1998 Arm_relobj::do_read_symbols. Merge processor specific flags and
1999 attributes from a regular object only when we have determined that
2000 it is aapropriate. Do not create an .ARM.attributes section in
2001 output if there is no regular input object.
2002 (Target_arm::merge_processor_specific_flags): Check
2003 --warn-mismatch before printing any error.
2004 (Target_arm::merge_object_attributes): Ditto.
2005 * gold.cc (queue_middle_tasks): Handle the case in which there is
2006 no regular object in input.
2007 * options.cc (General_options::parse_EB): New method.
2008 (General_options::parse_EL): Same.
2009 (General_options::General_options): Initialize endianness_.
2010 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2012 (General_options::Endianness): New enum.
2013 (General_options::endianness): New method.
2014 (General_options::endianness_): New data member.
2015 * parameters.cc (Parameters::set_options): Check target endianness.
2016 (Parameters::set_target_once): Ditto.
2017 (Parameters::check_target_endianness): New method.
2018 (parameters_force_valid_target): If either -EL or -EB is specified,
2019 use it to define endianness of default target.
2020 * parameters.h (Parameters::check_target_endianness): New method
2022 * target.h (class Target): Change "endianity" to "endianness"
2025 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2027 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2028 * configure: Regenerate.
2029 * Makefile.in: Regenerate.
2030 * testsuite/Makefile.in: Regenerate.
2032 2010-04-06 Cary Coutant <ccoutant@google.com>
2035 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2036 prevailing definitions of common symbols.
2037 * testsuite/plugin_test_6.sh: New test case.
2038 * testsuite/plugin_common_test_1.c: New test case.
2039 * testsuite/plugin_common_test_2.c: New test case.
2040 * testsuite/Makefile.am (plugin_test_6): New test case.
2041 * testsuite/Makefile.in: Regenerate.
2043 2010-04-06 Nick Clifton <nickc@redhat.com>
2045 * po/vi.po: New Vietnamese translation.
2047 2010-03-30 Doug Kwan <dougkwan@google.com>
2049 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2051 2010-03-25 Doug Kwan <dougkwan@google.com>
2053 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2054 to avoid a conversion warning on a 32-bit host.
2056 2010-03-24 Ian Lance Taylor <iant@google.com>
2058 * testsuite/script_test_3.t: Add a TLS segment.
2059 * testsuite/Makefile.am (check_PROGRAMS): Add
2060 tls_phdrs_script_test.
2061 (tls_phdrs_script_test_SOURCES): Define.
2062 (tls_phdrs_script_test_DEPENDENCIES): Define.
2063 (tls_phdrs_script_test_LDFLAGS): Define.
2064 (tls_phdrs_script_test_LDADD): Define.
2065 * testsuite/Makefile.in: Rebuild.
2067 2010-03-23 Cary Coutant <ccoutant@google.com>
2069 * fileread.cc (find_or_make_view): Fix comment.
2071 2010-03-23 Ian Lance Taylor <iant@google.com>
2073 * script-sections.cc (class Orphan_section_placement): Define
2074 PLACE_TLS and PLACE_TLS_BSS.
2075 (Orphan_section_placement::Orphan_section_placement): Initialize
2077 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2078 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2079 (tls_script_test_SOURCES): Define.
2080 (tls_script_test_DEPENDENCIES): Define.
2081 (tls_script_test_LDFLAGS): Define.
2082 (tls_script_test_LDADD): Define.
2083 * testsuite/Makefile.in: Rebuild.
2085 2010-03-22 Doug Kwan <dougkwan@google.com>
2087 * arm.cc (Arm_relocate_functions::abs8,
2088 Arm_relocate_functions::abs16): Use correct check for overflow
2089 specified in the ARM ELF specs.
2090 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2091 target of a BLX instruction specially.
2092 (Reloc_stub::stub_type_for_reloc): Ditto.
2093 (Relocate::relocate): Use symbolic names instead of numeric relocation
2094 codes to report error.
2095 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2097 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2098 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2099 thumb2_blx_out_of_range.stdout
2100 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2101 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2102 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2103 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2104 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2105 thumb2_blx_in_range, thumb2_blx_in_range.o,
2106 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2107 thumb2_blx_out_of_range.o): New rules.
2108 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2109 thumb2_blx_in_range and thumb2_blx_out_of_range.
2110 * testsuite/Makefile.in: Regenerate.
2111 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2112 * testsuite/thumb_blx_in_range.s: New file.
2113 * testsuite/thumb_blx_out_of_range.s: New file.
2115 2010-03-22 Rafael Espindola <espindola@google.com>
2117 * archive.cc (Should_include): Move to archive.h.
2118 (should_include_member): Make it a member of Archive.
2120 (Add_lib_group_symbols): New.
2121 * archive.h: Include options.h.
2122 (Archive_member): Moved from Archive.
2123 (Should_include): Moved from archive.cc.
2125 (Add_lib_group_symbols): New.
2126 * dynobj.cc (do_should_include_member): New.
2127 * dynobj.h (do_should_include_member): New.
2128 * gold.cc (queue_initial_tasks): Update call to queue.
2129 * main.cc (main): Print lib group stats.
2130 * object.cc (do_should_include_member): New.
2131 * object.h: Include archive.h.
2132 (Object::should_include_member): New.
2133 (Object::do_should_include_member): New.
2134 (Sized_relobj::do_should_include_member): New.
2135 * options.cc (General_options::parse_start_lib): New.
2136 (General_options::parse_end_lib): New.
2137 (Input_arguments::add_file): Handle lib groups.
2138 (Input_arguments::start_group): Check we are not in a lib.
2139 (Input_arguments::start_lib): New.
2140 (Input_arguments::end_lib): New.
2141 * options.h (General_options): Add start_lib and end_lib.
2142 (Input_argument::lib_): New.
2143 (Input_argument::lib): New.
2144 (Input_argument::is_lib): New.
2145 (Input_file_lib): New.
2146 (Input_arguments::in_lib_): New.
2147 (Input_arguments::in_lib): New.
2148 (Input_arguments::start_lib): New.
2149 (Input_arguments::end_lib_): New.
2150 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2151 in unused members as preempted.
2152 (Sized_pluginobj::do_should_include_member): New.
2153 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2154 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2156 (Read_symbols::do_whole_lib_group): New.
2157 (Read_symbols::do_lib_group): New.
2158 (Read_symbols::do_read_symbols): Handle lib groups.
2159 (Read_symbols::get_name): Handle lib groups.
2160 * readsyms.h (Read_symbols): Add an archive member pointer.
2161 (Read_symbols::do_whole_lib_group): New.
2162 (Read_symbols::do_lib_group): New.
2163 (Read_symbols::member_): New.
2164 * script.cc (read_input_script): Update call to queue_soon.
2166 2010-03-19 Doug Kwan <dougkwan@google.com>
2168 * arm.cc (Stub_table::Stub_table): Initialize new data members
2169 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2170 (Stub_table::add_reloc_stub): Assign stub offset and update
2171 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2172 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2174 (Stub_table::update_data_size_and_addralign): Use
2175 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2176 instead of going over all reloc stubs.
2177 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2178 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2179 Stringpool_template::offset_ to size of Stringpool_char.
2180 (Stringpool_template::new_key_offset): Remove code to initialize
2181 Stringpool_template::offset_.
2182 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2183 Stringpool_template::offset_ to zero.
2185 2010-03-15 Doug Kwan <dougkwan@google.com>
2187 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2189 (Stringpool_template::new_key_offset): New method.
2190 (Stringpool_template::add_string): Assign offsets when adding new
2192 (Stringpool_template::set_string_offsets): Do not set string offsets
2193 when not optimizing.
2194 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2196 (Chunked_vector::clear): Clear size_.
2197 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2198 (Chunked_vector::size): Return size_.
2199 (Chunked_vector::push_back): Use size_ to find insert position.
2200 (Chunked_vector::size_): New data member.
2201 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2202 (Stringpool_template::new_key_offset): New method declaration.
2203 (Stringpool_template::offset_): New data member.
2205 2010-03-15 Rafael Espindola <espindola@google.com>
2207 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2208 Add_symbols' constructor.
2209 * readsyms.h (Add_symbols): Remove the input_group member.
2211 2010-03-10 Ian Lance Taylor <iant@google.com>
2213 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2214 target to ask whether a reference to a symbol requires a stack
2216 * target.h (Target::is_call_to_non_split): New function.
2217 (Target::do_is_call_to_non_split): Declare virtual function.
2218 * target.cc: Include "symtab.h".
2219 (Target::do_is_call_to_non_split): New function.
2220 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2222 2010-03-10 Cary Coutant <ccoutant@google.com>
2224 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2225 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2226 (File_read::open[2]): Add whole_file_view_ to list of views.
2227 (File_read::make_view): Remove test of whole_file_view_.
2228 (File_read::find_or_make_view): Create whole_file_view_ if
2230 (File_read::clear_views): Replace bool parameter with enum;
2231 adjust all callers. Don't delete views with permanent data;
2232 do delete cached views and views from archives if
2233 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2234 if clearing the corresponding view.
2235 * fileread.h (File_read::Clear_views_mode): New enum.
2236 (File_read::View::is_permanent_view): New method.
2237 (File_read::clear_views): Replace bool parameter
2238 with enum; adjust all callers.
2239 * options.h (General_options): Change keep_files_mapped option;
2240 add map_whole_files.
2241 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2243 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2246 2010-03-10 David S. Miller <davem@davemloft.net>
2248 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2250 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2252 * icf.cc (get_section_contents): Add '@' marker after processing the
2255 2010-03-08 Doug Kwan <dougkwan@google.com>
2257 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2258 due to a conversion warning.
2259 (Arm_relobj::update_output_local_symbol_count): Check for local
2260 symbol with unset output index.
2262 2010-03-05 Ian Lance Taylor <iant@google.com>
2264 * options.h (class General_options): Add --spare-dynamic-tags.
2265 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2266 --spare-dynamic-tags.
2268 2010-03-05 Ian Lance Taylor <iant@google.com>
2270 * incremental.cc: Include "libiberty.h".
2272 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2274 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2275 function, is_info_ member.
2276 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2277 (Versions::Versions): Update caller.
2278 (Versions::define_base_version): Likewise.
2279 (Versions::add_def): Likewise.
2281 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2283 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2284 (Scan::possible_function_pointer_reloc): New function.
2285 (Scan::local_reloc_may_be_function_pointer): Change to call
2286 possible_function_pointer_reloc.
2287 (Scan::global_reloc_may_be_function_pointer): Ditto.
2288 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2289 relocations in ".data.rel.ro._ZTV" section.
2290 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2291 * testsuite/icf_safe_so_test.cc: Ditto.
2292 * testsuite/icf_safe_test.cc: Ditto.
2293 * testsuite/icf_safe_test.sh: Ditto.
2295 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2296 Ian Lance Taylor <iant@google.com>
2298 * target-reloc.h (relocate_section): Check the symbol table index
2299 for -1U before setting the local symbol index.
2300 (scan_relocatable_relocs): If copying the relocation, record that
2301 the local symbol is required.
2302 * object.h (Symbol_value::is_output_symtab_index_set): New
2304 (Symbol_value::may_be_discarded_from_output_symtab): New
2306 (Symbol_value::has_output_symtab_entry): New function.
2307 (Symbol_value::needs_output_symtab_entry): Remove.
2308 (Symbol_value::output_symtab_index): Make sure the symbol index is
2310 (Symbol_value::set_output_symtab_index): Make sure the symbol
2311 index is not set. Make sure the new index is valid.
2312 (Symbol_value::set_must_have_output_symtab_entry): New function.
2313 (Symbol_value::has_output_dynsym_entry): New function.
2314 (Symbol_value::set_output_dynsym_index): Make sure the new index
2316 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2317 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2318 local symbol if permitted.
2319 (Sized_relobj::do_finalize_local_symbols): Call
2320 is_output_symtab_index_set rather than needs_output_symtab_entry.
2321 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2322 rather than needs_output_symtab_entry. Call
2323 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2324 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2325 is_output_symtab_index_set rather than needs_output_symtab_entry.
2326 * testsuite/discard_locals_relocatable_test.c: New file.
2327 * testsuite/discard_locals_test.sh: Test -r.
2328 * testsuite/Makefile.am (check_DATA): Add
2329 discard_locals_relocatable_test1.syms,
2330 discard_local_relocatable_test2.syms.
2331 (MOSTLYCLEANFILES): Likewise. Also add
2332 discard_locals_relocatable_test1.lout and
2333 discard_locals_relocatable_test2.out.
2334 (discard_locals_relocatable_test1.syms): New target.
2335 (discard_locals_relocatable_test.o): New target.
2336 (discard_locals_relocatable_test1.out): New target.
2337 (discard_locals_relocatable_test2.syms): New target.
2338 (discard_locals_relocatable_test2.out): New target.
2339 (various): Add missing ../ld-new dependencies.
2340 * testsuite/Makefile.in: Rebuild.
2342 2010-03-03 Nick Clifton <nickc@redhat.com>
2344 * po/fi.po: New Finnish translation.
2346 2010-03-01 Doug Kwan <dougkwan@google.com>
2348 * layout.cc (Layout::Layout): Force section types of .init_array*,
2349 .preinit_array* and .fini_array* sections.
2350 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2351 Fix check of return value of std::string::find.().
2352 (Output_section::Input_section_sort_compare::operator()): Remove
2353 comment about .init_array.
2354 (Output_section::Input_section_sort_init_fini_compare::operator()):
2356 (Output_section::sort_attached_input_sections): Handle .init_array
2357 and .fini_array specially.
2358 * output.h (Output_section::Inut_section_sort_compare): Update
2360 (Output_section::Input_section_sort_init_fini_compare): New struct.
2362 2010-02-26 Doug Kwan <dougkwan@google.com>
2364 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2365 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2366 * testsuite/debug_msg.sh: Avoid matching source line number for
2367 use of global variable undef_int.
2369 2010-02-26 Doug Kwan <dougkwan@google.com>
2371 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2372 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2373 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2374 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2375 * options.cc (General_options::General_options): Initialize member
2377 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2378 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2379 and rm_no_fix_v4bx.stdout
2380 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2381 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2382 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2383 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2384 and arm_no_fix_v4bx.
2385 * Makefile.in: Regenerate.
2386 * testsuite/arm_fix_v4bx.s: New file.
2387 * testsuite/arm_fix_v4bx.sh: Ditto.
2389 2010-02-24 Doug Kwan <dougkwan@google.com>
2391 * arm.cc (Target_arm::got_section): Make the .got section the first
2392 non RELRO section in the data segment.
2393 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2394 suffixes of section names.
2396 2010-02-24 Doug Kwan <dougkwan@google.com>
2398 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2399 flags and attributes merging if an input file is a binary file.
2400 * fileread.cc (Input_file::open): Record format of original file.
2401 * fileread.h (Input_file::Format): New enum type.
2402 (Input_file::Input_file): Initialize data member format_.
2403 (Input_file::format): New method definition.
2404 (Input_file::format_):: New data member.
2406 2010-02-24 Doug Kwan <dougkwan@google.com>
2408 * arm.cc (Arm_output_data_got): New class.
2409 (ARM_TCB_SIZE): New constant
2410 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2411 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2412 If user uses a script with a SECTIONS clause, issue only a warning
2413 for a misplaced EXIDX input section. Otherwise, issue an error.
2414 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2416 (Target_arm::got_mode_index_entry): Handle static linking.
2417 (Target_arm::Scan::local): Ditto.
2418 (Target_arm::Scan::global): Ditto.
2419 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2420 all incorrectly implemented relocations.
2421 (Target_arm::fix_exidx_coverage): Pass layout to
2422 Arm_output_section::fix_exidx_coverage.
2423 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2424 from ".ARM.exidx." and ".ARM.extab.".
2426 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2428 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2429 section if it does not already exist.
2430 * attributes.cc (Attributes_section_data::Attributes_section_data):
2431 Don't crash if size is zero.
2433 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2434 Ian Lance Taylor <iant@google.com>
2436 * gold.cc (queue_middle_tasks): If no input files were opened,
2438 * workqueue.h (Task_function::Task_function): Assert that there is
2441 2010-02-22 Doug Kwan <dougkwan@google.com>
2443 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2444 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2445 types to avoid warnings due to different uint64_t implementations
2448 2010-02-21 Doug Kwan <dougkwan@google.com>
2450 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2451 handling of the maximum backward branch offset.
2452 (Arm_relocate_functions::thumb_branch_common): Ditto.
2453 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2454 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2455 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2456 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2457 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2458 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2459 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2460 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2461 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2462 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2463 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2464 thumb2_bl_out_of_range.o): New rules.
2465 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2466 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2467 thumb2_bl_out_of_range
2468 * testsuite/Makefile.in: Regenerate.
2469 * testsuite/arm_bl_in_range.s: New file.
2470 * testsuite/arm_bl_out_of_range.s: Ditto.
2471 * testsuite/arm_branch_in_range.sh: Ditto.
2472 * testsuite/arm_branch_range.t: Ditto.
2473 * testsuite/thumb2_branch_range.t: Ditto.
2474 * testsuite/thumb_bl_in_range.s: Ditto.
2475 * testsuite/thumb_bl_out_of_range.s: Ditto.
2476 * testsuite/thumb_branch_range.t: Ditto.
2478 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2480 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2481 Add reloc offset information.
2482 * icf.cc (get_section_contents): Change iterators to point to the new
2483 vectors. Add reloc offset information to the contents.
2484 * icf.h (Icf::Sections_reachable_info): New typedef.
2485 (Icf::Sections_reachable_list): New typedef.
2486 (Icf::Offset_info): New typedef.
2487 (Icf::Reloc_info): New struct typedef.
2488 (Icf::Reloc_info_list): New typedef.
2489 (Icf::symbol_reloc_list): Delete method.
2490 (Icf::addend_reloc_list): Delete method.
2491 (Icf::section_reloc_list): Delete method.
2492 (Icf::reloc_info_list): New method.
2493 (Icf::reloc_info_list_): New member.
2495 2010-02-19 Doug Kwan <dougkwan@google.com>
2497 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2498 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2499 * arm.cc (Arm_relocation_functions): New forward declaration.
2500 (Target_arm::Target_arm): Initialize new data members
2501 got_mod_index_offset_ and tls_base_symbol_defined_.
2502 (Target_arm::Relocate::relocate_tls): New method.
2503 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2504 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2506 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2507 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2508 (Target_arm::got_mod_index_offset_,
2509 Target_arm::tls_base_symbol_defined_): New data members.
2510 (Target_arm::Scan::local, Target::Scan::global,
2511 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2514 2010-02-18 Doug Kwan <dougkwan@google.com>
2516 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2517 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2518 text section as a parameter becuase some broken tools may not set
2519 the link in section header.
2520 (Target_arm::has_got_section): New method.
2521 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2522 without any mapping symbol as data only. Remove warning.
2523 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2524 link in its section header, try to discover the link by inspecting the
2525 REL31 relocation at the beginning of the section.
2526 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2528 (Target_arm::Scan::global): Treat any reference to the symbol
2529 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2531 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2533 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2534 (Scan::global_reloc_may_be_function_pointer): New function.
2535 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2536 (Scan::global_reloc_may_be_function_pointer): New function.
2537 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2538 (Scan::global_reloc_may_be_function_pointer): New function.
2539 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2540 (Scan::global_reloc_may_be_function_pointer): New function.
2541 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2542 (Scan::global_reloc_may_be_function_pointer): New function.
2543 (Scan::possible_function_pointer_reloc): New function.
2544 (Target_x86_64::can_check_for_function_pointers): New function.
2545 * gc.h (gc_process_relocs): Scan relocation types to determine if
2546 function pointers were taken for targets that support it.
2547 * icf.cc (Icf::find_identical_sections): Include functions for
2548 folding in safe ICF whose pointer is not taken.
2549 * icf.h (Secn_fptr_taken_set): New typedef.
2550 (fptr_section_id_): New member.
2551 (section_has_function_pointers): New function.
2552 (set_section_has_function_pointers): New function.
2553 (check_section_for_function_pointers): New function.
2554 * options.h: Fix comment for safe ICF option.
2555 * target.h (can_check_for_function_pointers): New function.
2556 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2557 Modify icf_safe_test for X86-64.
2558 * testsuite/Makefile.in: Regenerate.
2559 * testsuite/icf_safe_so_test.cc: New file.
2560 * testsuite/icf_safe_so_test.sh: New file.
2561 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2562 (main): Change to take pointer to function kept_func_3.
2563 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2564 folding is done correctly for X86-64.
2566 2010-02-12 David S. Miller <davem@davemloft.net>
2568 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2569 is_symbolless parameter.
2570 (Output_reloc<SHT_REL>::is_symbolless): New.
2571 (Output_reloc<SHT_REL>::is_symbolless_): New.
2572 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2573 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2574 (Output_reloc<SHT_RELA>::is_symbolless): New.
2575 (Output_data_reloc::add_global): Handle is_symbolless.
2576 (Output_data_reloc::add_global_relative): Likewise.
2577 (Output_data_reloc::add_local): Likewise.
2578 (Output_data_reloc::add_local_relative): Likewise.
2579 (Output_data_reloc::add_symbolless_global_addend): New.
2580 (Output_data_reloc::add_symbolless_local_addend): New.
2581 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2583 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2584 instead of ->is_relative_
2585 (Output_reloc::write): Likewise.
2586 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2587 (Output_reloc::write_rel): Simplify.
2589 * sparc.cc (Target_sparc::Scan::local): Use
2590 ->add_symbolless_local_addend as needed.
2591 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2592 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2593 based upon relocation offset.
2595 2010-02-11 Doug Kwan <dougkwan@google.com>
2597 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2598 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2599 beginning of function.
2600 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2601 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2602 parameter is_32bit in calls to should_apply_static_reloc.
2603 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2604 (check_DATA): Add arm_abs_global.stdout.
2605 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2606 arm_abs_global.stdout): New rules.
2607 (MOSTLLYCLEANFILES): Add arm_abs_global
2608 * Makefile.in: Regenerate.
2609 * testsuite/arm_abs_global.s: New file.
2610 * testsuite/arm_abs_global.sh: Ditto.
2611 * testsuite/arm_abs_lib.s: Ditto.
2613 2010-02-11 Ian Lance Taylor <iant@google.com>
2615 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2617 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2618 Allocate_commons_task first.
2619 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2620 task, rather than symtab_lock_.
2621 (Gc_process_relocs::~Gc_process_relocs): New function.
2622 (Gc_process_relocs::is_runnable): Check this_blocker_.
2623 (Gc_process_relocs::locks): Use next_blocker_ rather than
2625 (Scan_relocs::~Scan_relocs): New function.
2626 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2628 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2630 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2631 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2632 constructor accordingly.
2633 (class Gc_process_relocs): Likewise.
2634 (class Scan_relocs): Likewise.
2635 * common.h (class Allocate_commons_task): Remove symtab_lock_
2636 field, and corresponding constructor parameter.
2637 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2639 (Allocate_commons_task::locks): Likewise.
2641 2010-02-11 Ian Lance Taylor <iant@google.com>
2643 * gold-threads.h (class Once): Define.
2644 (class Initialize_lock): Rewrite as child of Once.
2645 * gold-threads.cc (class Once_initialize): Define.
2646 (once_pointer_control): New static variable.
2647 (once_pointer, once_arg): New static variables.
2648 (c_run_once): New static function.
2649 (Once::Once, Once::run_once, Once::internal_run): New functions.
2650 (class Initialize_lock_once): Remove.
2651 (initialize_lock_control): Remove.
2652 (initialize_lock_pointer): Remove.
2653 (initialize_lock_once): Remove.
2654 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2655 (Initialize_lock::initialize): Rewrite.
2656 (Initialize_lock::do_run_once): New function.
2657 * archive.cc (Archive::interpret_header): Only clear name if it is
2659 * fileread.cc: Include "gold-threads.h"
2660 (file_counts_lock): New static variable.
2661 (file_counts_initialize_lock): Likewise.
2662 (File_read::release): Only increment counts when using --stats.
2663 Use a lock around the increment.
2664 * parameters.cc (class Set_parameters_target_once): Define.
2665 (set_parameters_target_once): New static variable.
2666 (Parameters::Parameters): Move here from parameters.h.
2667 (Parameters::set_target): Rewrite.
2668 (Parameters::set_target_once): New function.
2669 (Parameters::clear_target): Move here and rewrite.
2670 * parameters.h (class Parameters): Update declarations. Add
2671 set_parameters_target_once_ field.
2672 (Parameters::Parameters): Move to parameters.cc.
2673 (Parameters::clear_target): Likewise.
2674 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2676 (Start_group::~Start_group): New function.
2677 (Start_group::is_runnable): New function.
2678 (Start_group::locks, Start_group::run): New functions.
2679 (Finish_group::run): Change saw_undefined to size_t.
2680 * readsyms.h (class Start_group): Define.
2681 (class Finish_group): Change saw_undefined_ field to size_t.
2682 (Finish_group::Finish_group): Remove saw_undefined and
2683 this_blocker parameters. Change all callers.
2684 (Finish_group::set_saw_undefined): New function.
2685 (Finish_group::set_blocker): New function.
2686 * symtab.h (class Symbol_table): Change saw_undefined to return
2687 size_t. Change saw_undefined_ field to size_t.
2688 * target-select.cc (Set_target_once::do_run_once): New function.
2689 (Target_selector::Target_selector): Initialize set_target_once_
2690 field. Don't initialize lock_ and initialize_lock_ fields.
2691 (Target_selector::instantiate_target): Rewrite.
2692 (Target_selector::set_target): New function.
2693 * target-select.h (class Set_target_once): Define.
2694 (class Target_selector): Update declarations. Make
2695 Set_target_once a friend. Remove lock_ and initialize_lock_
2696 fields. Add set_target_once_ field.
2698 2010-02-10 Ian Lance Taylor <iant@google.com>
2700 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2702 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2703 (queue_middle_tasks): Add all blockers before queueing any tasks.
2704 (queue_final_tasks): Likewise.
2705 * token.h (Task_token::add_blockers): New function.
2706 * object.h (Input_objects::number_of_relobjs): New function.
2708 2010-02-10 Ian Lance Taylor <iant@google.com>
2710 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2711 shared, not if not position independent.
2712 * x86_64.cc (Relocate::relocate_tls): Likewise.
2713 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2714 (tls_pie_pic_test): New target.
2715 * testsuite/Makefile.in: Rebuild.
2717 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2718 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2719 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2720 * testsuite/Makefile.in: Rebuild.
2722 2010-02-09 David S. Miller <davem@davemloft.net>
2724 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2725 R_SPARC_RELATIVE using ->add_local_relative().
2726 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2728 * output.h (Output_data_dynamic::add_section_size): New method
2729 that takes two Output_data objects.
2730 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2731 entry param. Handle it in initializers.
2732 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2733 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2734 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2736 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2737 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2738 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2739 for dynrel_includes_plt.
2740 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2741 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2742 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2744 (Target_sparc::do_finalize_sections): Update to pass true for
2745 dynrel_includes_plt.
2746 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2747 output before .rela.plt
2748 (Target_powerpc::do_finalize_sections): Update to pass true for
2749 dynrel_includes_plt when 32-bit.
2751 2010-02-08 Doug Kwan <dougkwan@google.com>
2753 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2755 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2756 Arm_relobj::scan_section_for_cortex_a8_stubs,
2757 Arm_relobj::do_relocation_section): Instead of calling
2758 Output_section::output_address, use faster
2759 Arm_relobj::simple_input_section_output_address.
2761 2010-02-08 David S. Miller <davem@davemloft.net>
2763 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2764 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2765 relocation helper function.
2767 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2768 just like R_SPARC_GOT{10,13,22}.
2769 (Target_sparc::Scan::local): Likewise.
2770 (Target_sparc::Relocate:relocate): Likewise.
2772 2010-02-06 Ian Lance Taylor <iant@google.com>
2774 * configure.ac: Rewrite targetobjs duplicate removal code to use
2775 only shell constructs.
2776 * configure: Rebuild.
2778 2010-02-05 Doug Kwan <dougkwan@google.com>
2781 * arm.cc (Arm_relobj::section_is_scannable): New method.
2782 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2783 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2785 2010-02-04 Doug Kwan <dougkwan@google.com>
2788 * arm-reloc-property.cc (cstdio): Include.
2789 * configure.ac (targetobjs): Remove duplicates.
2790 * configure: Regenerate.
2791 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2792 big and little endian version for a given address size.
2794 2010-02-03 Doug Kwan <dougkwan@google.com>
2796 * arm-reloc-property.cc
2797 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2799 * arm-reloc-property.h
2800 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2801 New method definition.
2802 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2804 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2806 (GOT_PREL): Change implemented to Y.
2807 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2808 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2809 (Arm_relocate_functions::movw_abs_nc): Remove method.
2810 (Arm_relocate_functions::movt_abs): Ditto.
2811 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2812 (Arm_relocate_functions::thm_movt_abs): Ditto.
2813 (Arm_relocate_functions::movw_rel_nc): Ditto.
2814 (Arm_relocate_functions::movw_rel): Ditto.
2815 (Arm_relocate_functions::movt_rel): Ditto.
2816 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2817 (Arm_relocate_functions:thm_movw_rel): Ditto.
2818 (Arm_relocate_functions:thm_movt_rel): Ditto.
2819 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2820 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2821 New method definitions.
2822 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2823 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2824 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2825 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2826 (Target_arm::Relocate::relocate): Check for non-static or
2827 unimplemented relocation code and exit early. Change calls to
2828 Target_arm::reloc_uses_thumb_bit and
2829 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2830 instead. Refactor code to handle similar relocations to increase
2831 code sharing. Remove check for unsupported relocation code in switch
2833 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2834 relocation property table to find out size. Change error message to
2835 print out the name of a relocation code instead of the numeric value.
2836 (Target_arm::scan_reloc_for_stub): Use relocation property table
2837 instead of calling Target_arm::reloc_uses_thumb_bit().
2839 2010-02-02 Doug Kwan <dougkwan@google.com>
2841 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2842 types of relaxed input section.
2844 2010-02-02 Doug Kwan <dougkwan@google.com>
2846 * Makefile.am (HFILES): Add arm-reloc-property.h.
2848 (TARGETSOURCES): Add arm-reloc-property.cc
2849 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2850 (libgold_a_SOURCES): $(DEFFILES)
2851 * Makefile.in: Regenerate.
2852 * arm-reloc-property.cc: New file.
2853 * arm-reloc-property.h: New file.
2854 * arm-reloc.def: New file.
2855 * arm.cc: Update comments.
2856 (arm-reloc-property.h): New included header.
2857 (arm_reloc_property_table): New global variable.
2858 (Target_arm::do_select_as_default_target): New method definition.
2859 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2860 arm-reloc-property to targ_extra_obj.
2861 * parameters.cc (set_parameters_target): Call
2862 Target::select_as_default_target().
2863 * target.h (Target::select_as_default_target): New method definition.
2864 (Target::do_select_as_default_target): Same.
2866 2010-02-01 Doug Kwan <dougkwan@google.com>
2868 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2869 first_output_text_section_.
2870 (Arm_exidx_fixup::first_output_text_section): New method definition.
2871 (Arm_exidx_fixup::first_output_text_section_): New data member.
2872 (Arm_exidx_fixup::process_exidx_section): Record the first text
2873 output section seen.
2874 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2875 and entsize in output section header.
2877 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2879 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2880 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2881 (Arm_relocate_functions::thm_alu11): New Method.
2882 (Arm_relocate_functions::thm_pc8): New Method.
2883 (Arm_relocate_functions::thm_pc12): New Method.
2884 (Target_arm::Scan::local): Handle the relocations.
2885 (Target_arm::Scan::global): Likewise.
2886 (Target_arm::Relocate::relocate): Likewise.
2887 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2889 2010-01-29 Doug Kwan <dougkwan@google.com>
2891 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2892 of relocation types as ld.
2894 2010-01-29 Doug Kwan <dougkwan@google.com>
2896 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2898 (Arm_relocate_functions::thumb_branch_common): Ditto.
2899 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2900 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2901 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2902 Arm_relocate_functions::jump24): Remove.
2903 (Target_arm::Relocate::relocate): Adjust code to call
2904 Arm_relocation_functions::arm_branch_common and
2905 Arm_relocation_functions::thumb_branch_common instead of their removed
2906 wrappers. Merge switch-cases together to reduce source code size.
2908 2010-01-29 Doug Kwan <dougkwan@google.com>
2910 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2911 output_local_symbol_count_needs_update_.
2912 (Arm_relobj::output_local_symbol_count_needs_update,
2913 Arm_relobj::set_output_local_symbol_count_needs_update,
2914 Arm_relobj::update_output_local_symbol_count): New methods.
2915 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2917 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2918 of pointed function as in a R_ARM_PREL31 relocation.
2919 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2920 for output local symbol count updating.
2921 (Target_arm::do_relax): Update output local symbol counts in objects
2923 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2925 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2927 * arm.cc: Added support for the ARM relocations:
2928 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2929 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2930 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2932 (Arm_relocate_functions::movw_rel): New method.
2933 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2934 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2936 (Arm_relocate_functions::thm_movw_rel): New method.
2937 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2939 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2941 (Target_arm::Scan::global): Likewise.
2942 (Target_arm::Relocate::relocate): Likewise.
2943 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2946 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2948 * arm.cc: Added support for ARM group relocations.
2949 (Target_arm::reloc_needs_sym_origin): New method.
2950 (Arm_relocate_functions::calc_grp_kn): New method.
2951 (Arm_relocate_functions::calc_grp_residual): New method.
2952 (Arm_relocate_functions::calc_grp_gn): New method.
2953 (Arm_relocate_functions::arm_grp_alu): New Method.
2954 (Arm_relocate_functions::arm_grp_ldr): New Method.
2955 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2956 (Arm_relocate_functions::arm_grp_ldc): New Method.
2957 (Target_arm::Scan::local): Handle the ARM group relocations.
2958 (Target_arm::Scan::global): Likewise.
2959 (Target_arm::Relocate::relocate): Likewise.
2960 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2963 2010-01-26 Doug Kwan <dougkwan@google.com>
2965 * arm.cc (set): Include.
2966 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2968 (Arm_output_section::Text_section_list): New type.
2969 (Arm_output_section::append_text_sections_to_list): New method.
2970 (Arm_output_section::fix_exidx_coverage): Ditto.
2971 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2972 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2973 Relobj::set_section_offset() instead of
2974 Sized_relobj::invalidate_section_offset().
2975 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2976 parameter for section headers. Ignore relocation sections for
2977 unallocated sections and EXIDX sections.
2978 (Target_arm::fix_exidx_coverage): New method.
2979 (Target_arm::output_section_address_less_than): New type.
2980 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2981 linked text section instead of the EXIDX section.
2982 (Arm_output_section::create_stub_group): Add an assertion to check
2983 that this is not an EXIDX output section.
2984 (Arm_output_section::append_text_sections_to_list): New method.
2985 (Arm_output_section::fix_exidx_coverage): Ditto.
2986 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2987 Arm_relobj::section_needs_reloc_stub_scanning.
2988 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2990 (Target_arm::fix_exidx_coverage): New method.
2991 * object.h (Relobj::set_output_section): New method.
2992 (Sized_relobj::invalidate_section_offset): Remove method.
2993 (Sized_relobj::do_invalidate_section_offset): Remove method.
2994 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2996 2010-01-25 Doug Kwan <dougkwan@google.com>
2998 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2999 Fix warning due to signed and unsigned comparison on a 32-bit host.
3001 2010-01-22 Doug Kwan <dougkwan@google.com>
3003 * arm.cc (Target_arm::do_relax): Record an output section for section
3004 offset adjustment it contains any stub table that has changed.
3005 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3006 offsets in an output section if necessary.
3007 * output.cc (Output_section::Output_section): Initialize
3008 section_offsets_need_adjustments_.
3009 (Output_section::add_input_section_for_script): Renamed to
3010 Output_section::add_simple_input_section.
3011 (Output_section::save_states): Add a comment.
3012 (Output_section::discard_states): New method defintion.
3013 (Output_section::adjust_section_offsets): Same.
3014 * output.h (Output_section::add_input_section_for_script): Renamed to
3015 Output_section::add_simple_input_section.
3016 (Output_section::discard_states): New method declaration.
3017 (Output_section::adjust_section_offsets): Same.
3018 (Output_section::section_offsets_need_adjustment,
3019 Output_section::set_section_offsets_need_adjustment): New method
3021 (Output_section::section_offsets_need_adjustment_): New data member.
3022 * script-sections.cc
3023 (Output_section_element_input::set_section_address): Adjust code for
3024 renaming of Output_section::add_input_section_for_script.
3025 (Orphan_output_section::set_section_address): Same.
3027 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3029 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3030 Fix_v4bx enum values .
3031 * gold/options.h (General_options): New option definitions.
3032 (General_options::fix_v4bx): New method.
3033 (General_options::Fix_v4bx): New enum.
3034 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3035 (General_options::parse_fix_v4bx_interworking): New method.
3037 2010-01-22 Doug Kwan <dougkwan@google.com>
3039 * arm.cc (Arm_exidx_fixup): New class.
3041 2010-01-21 Doug Kwan <dougkwan@google.com>
3043 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3045 (Arm_exidx_section_offset_map): New type.
3047 2010-01-21 Doug Kwan <dougkwan@google.com>
3049 * arm.cc (Arm_exidx_input_section): New class.
3050 (Arm_relobj::exidx_input_section_by_link,
3051 Arm_relobj::exidx_input_section_by_shndx,
3052 Arm_relobj::make_exidx_input_section): New methods.
3053 (read_arm_attributes_section): Remove.
3054 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3055 information about them.
3056 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3059 2010-01-20 Doug Kwan <dougkwan@google.com>
3061 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3062 Input_section_specifier to Section_id.
3063 (Target_arm::new_arm_input_section: Adjust code for change of key
3065 (Target_arm::find_arm_input_section): Ditto.
3066 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3067 (Section_id): Remove.
3068 (Garbage_collection::Section_id_hash): Remove.
3069 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3070 (Section_id): Remove.
3071 (Icf::Section_id_hash): Remove.
3072 * object.h (Section_id, Const_section_id, Section_id_hash,
3073 Const_section_id_hash): New type definitions.
3074 * output.cc (Output_section::add_relaxed_input_section): Change to
3075 use Const_section_id instead of Input_section_specifier as key type.
3076 (Output_section::add_merge_input_section): Ditto.
3077 (Output_section::build_relaxation_map): Change to use Section_id
3078 instead of Input_section_specifier as key type.
3079 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3081 (Output_section::convert_input_sections_to_relaxed_sections): Change
3082 to use Const_section_id instead of Input_section_specifier as key type.
3083 (Output_section::find_merge_section): Ditto.
3084 (Output_section::find_relaxed_input_section): Ditto.
3085 * output.h (Input_section_specifier): Remove class.
3086 (Output_section::Output_section_data_by_input_section_map): Change
3087 key type to Const_section_id.
3088 (Output_section::Output_relaxed_input_section_by_input_section_map):
3090 (Output_section::Relaxation_map): Change key type to Section_id.
3092 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3094 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3095 (class Arm_v4bx_stub): New class.
3096 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3097 (Stub_factory::make_arm_v4bx_stub): New method.
3098 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3099 (Stub_table::empty): Handle v4bx stubs.
3100 (Stub_table::add_arm_v4bx_stub): New method.
3101 (Stub_table::find_arm_v4bx_stub): New method.
3102 (Arm_relocate_functions::v4bx): New method.
3103 (Target_arm::fix_v4bx): New method.
3104 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3105 (Stub_table::relocate_stubs): Likewise.
3106 (Stub_table::do_write): Likewise.
3107 (Stub_table::update_data_size_and_addralign): Likewise.
3108 (Stub_table::finalize_stubs): Likewise.
3109 (Target_arm::Scan::local): Likewise.
3110 (Target_arm::Scan::global): Likewise.
3111 (Target_arm::do_finalize_sections): Likewise.
3112 (Target_arm::Relocate::relocate): Likewise.
3113 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3115 (Target_arm::scan_reloc_for_stub): Likewise.
3116 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3118 2010-01-19 Ian Lance Taylor <iant@google.com>
3120 * output.cc (Output_section_headers::do_sized_write): Write large
3121 segment count to sh_info field.
3122 (Output_file_header::do_sized_write): For large segment count,
3123 write PN_XNUM to e_phnum field.
3125 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3127 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3128 (Arm_relocate_functions::thm_jump8): New function.
3129 (Arm_relocate_functions::thm_jump11): New function.
3130 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3132 (Target_arm::Scan::global): Likewise.
3133 (Target_arm::Relocate::relocate): Likewise.
3134 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3137 2010-01-14 Doug Kwan <dougkwan@google.com>
3139 * arm.cc (map, utility): Include headers.
3140 (Target_arm::apply_cortex_a8_workaround): New method.
3141 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3142 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3143 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3144 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3145 the --[no-]fix-cortex-a8 command line options.
3146 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3147 (Target_arm::relocate_stub): Use addend in instruction template.
3148 * options.h (DEFINE_bool): Set the user-set flag.
3149 (General_options): Add --[no-]-fix-cortex options.
3150 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3151 : Update fast look-up map after conversion.
3153 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3155 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3156 in the first pass of do_layout.
3158 2010-01-13 Doug Kwan <dougkwan@google.com>
3160 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3161 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3162 apparent compiler problem of not folding static constant integral
3163 data members of elfcpp::Elf_sizes<32>.
3165 2010-01-13 Doug Kwan <dougkwan@google.com>
3167 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3168 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3169 Arm_relobj::scan_section_for_cortex_a8_erratum,
3170 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3171 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3172 sections to scan for relocation stubs into a new method
3173 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3174 relocation and Cortex-A8 stub scanning.
3175 (Target_arm::do_relax): Force stubs to be after stubbed sections
3176 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3177 the beginning of a new relaxation pass. Update a comment.
3178 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3180 2010-01-12 Ian Lance Taylor <iant@google.com>
3182 * target-reloc.h (visibility_error): New inline function.
3183 (relocate_section): Call visibility_error.
3184 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3185 (MOSTLYCLEANFILES): Likewise.
3186 (protected_4_pic.o, protected_3.err): New targets.
3187 * testsuite/protected_4.cc: New file.
3189 2010-01-12 Doug Kwan <dougkwan@google.com>
3191 * arm.cc (Cortex_a8_reloc): New class.
3192 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3193 and cortex_a8_relocs_info_.
3194 (Target_arm::fix_cortex_a8): New method definition.
3195 (Target_arm::Cortex_a8_relocs_info): New type.
3196 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3197 New data member declarations.
3198 (Target_arm::scan_reloc_for_stub): Record information about
3199 relocations for THUMB branches that might be exempted from the
3200 Cortex-A8 workaround.
3201 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3202 at the beginning of a relaxation pass.
3204 2010-01-12 Doug Kwan <dougkwan@google.com>
3206 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3207 (Arm_relobj::Mapping_symbol_position,
3208 Arm_reloj::Mapping_symbol_position_less,
3209 Arm_relobj::Mapping_symbols_info): New types.
3210 (Target_arm::is_mapping_symbol_name): New method definition.
3211 (Arm_relobj::do_count_local_symbols): Save information about mapping
3214 2010-01-11 Doug Kwan <dougkwan@google.com>
3216 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3217 Arm_relocate_functions::thumb32_branch_upper,
3218 Arm_relocate_functions::thumb32_branch_lower,
3219 Arm_relocate_functions::thumb32_cond_branch_offset,
3220 Arm_relocate_functions::thumb32_cond_branch_upper,
3221 Arm_relocate_functions::thumb32_cond_branch_lower,
3222 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3223 branch offset encoding.
3224 (Arm_relocate_functions::thumb_branch_common): Use new branch
3225 offset encoding methods to avoid code duplication.
3226 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3227 (Stub_addend_reader::operator()): Use new branch encoding method
3228 to avoid code duplication.
3230 2010-01-11 Doug Kwan <dougkwan@google.com>
3232 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3233 (Target_arm::do_finalize_sections): Define special EXIDX section
3234 symbols only if referenced.
3235 * gc.h (Garbage_collection::add_reference): New method.
3236 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3239 2010-01-11 Ian Lance Taylor <iant@google.com>
3241 * script.cc (Version_script_info::build_expression_list_lookup):
3242 Change complaing about duplicate wildcard match from error to
3245 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3247 (Version_script_info::Version_script_info): Initialize globs_,
3248 default_version_, default_is_global_, and exact_. Don't
3249 initialize globals_ or locals_.
3250 (Version_script_info::build_lookup_tables): Build local symbols
3252 (Version_script_info::unquote): New function.
3253 (Version_script_info::add_exact_match): New function.
3254 (Version_script_info::build_expression_list_lookup): Remove lookup
3255 parameter. Add is_global parameter. Change all callers. Handle
3256 wildcard pattern specially. Unquote pattern. Call
3258 (Version_script_info::get_name_to_match): New function.
3259 (Version_script_info::get_symbol_version): New function.
3260 (Version_script_info::get_symbol_version_helper): Remove.
3261 (Version_script_info::check_unmatched_names): Call unquote.
3262 * script.h (class Version_script_info): Change get_symbol_version
3263 to be non-inline and add is_global parameter; change all callers.
3264 Rewrite symbol_is_local. Update declarations. Define struct
3265 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3266 Remove globals_ and locals_ members. Add exact_, globs_,
3267 default_version_, is_global_.
3268 (Version_script_info::Glob): Remove pattern, add expression and
3269 is_global. Update constructor. Change all callers.
3270 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3272 (Versions::symbol_section_contents): If a symbol is undefined, or
3273 defined in a dynamic object, set the version index to
3275 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3277 (Symbol_table::add_from_pluginobj): Likewise.
3278 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3280 2010-01-11 Doug Kwan <dougkwan@google.com>
3282 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3283 (incremental_dump_LDADD): Add linking option for libintl.
3284 * Makefile.in: Regenerate.
3286 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3289 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3291 * testsuite/Makefile.in: Regenerated.
3293 2010-01-10 Doug Kwan <dougkwan@google.com>
3295 * options.h (DEFINE_var): Use parentheses around argument varname__
3296 in macro body to avoid any unintended subsequent substitutions.
3298 2010-01-10 Ian Lance Taylor <iant@google.com>
3300 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3301 candidates before doing symbol resolution.
3303 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3304 ODR candidates if only one is weak.
3306 2010-01-08 Ian Lance Taylor <iant@google.com>
3308 * script.cc (Version_script_info::build_expression_list_lookup):
3309 Don't warn about ambiguous version, just record the ambiguity.
3310 (Version_script_info::get_symbol_version_helper): Give error if
3311 version is ambiguous.
3313 2010-01-08 Doug Kwan <dougkwan@google.com>
3315 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3316 prev_data_size_ and prev_addralign_. Remove initializer for
3317 deleted data member has_been_changed_.
3318 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3319 to determine if the table is empty.
3320 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3322 (Stub_table::add_reloc_stub): Define method in class definition
3323 instead of just declaring it there.
3324 (Stub_table::add_cortex_a8_stub): New method definition.
3325 (Stub_table::update_data_size_and_addralign): Ditto.
3326 (Stub_table::finalize_stubs): Ditto.
3327 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3328 (Stub_table::do_addralign_): Return address alignment in the
3329 (Stub_table::do_reset_address_and_file_offset): Define method in
3330 class definition instead of declaring it there. Set current data
3331 size to be the data size of the previous pass.
3332 (Stub_table::set_final_data_size): Use current data size as the
3334 (Stub_table::relocate_stub): Change parameter type of stub from
3335 Reloc_stub pointer to Stub pointer.
3336 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3337 (Stub_table::Cortex_a8_stub_list): New typedef.
3338 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3339 Stub_table::prev_addralign_): New data member.
3340 (Arm_relobj::Arm_relobj): Initialize data member
3341 section_has_cortex_a8_workaround_.
3342 (Arm_relobj::section_has_cortex_a8_workaround,
3343 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3345 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3347 (Target_arm::relocate_stub): Change parameter type of stub from
3348 Reloc_stub pointer to Stub pointer.
3349 (Insn_template::size, Insn_template::alignment): Handle
3350 THUMB16_SPECIAL_TYPE.
3351 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3352 Stub_table::update_data_size_and_addralign,
3353 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3355 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3356 (Stub_table::do_write): Ditto.
3357 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3359 2010-01-08 Ian Lance Taylor <iant@google.com>
3362 * symtab.h (class Symbol): Remove fields is_target_special_ and
3363 has_plt_offset_. Add field is_defined_in_discarded_section_.
3364 (Symbol::is_defined_in_discarded_section): New function.
3365 (Symbol::set_is_defined_in_discarded_section): New function.
3366 (Symbol::has_plt_offset): Rewrite.
3367 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3368 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3369 Don't initialize is_target_special_ or has_plt_offset_.
3370 Initialize is_defined_in_discarded_section_.
3371 (Symbol_table::add_from_relobj): If appropriate, set
3372 is_defined_in_discarded_section.
3373 * resolve.cc (Symbol::override_base_with_special): Don't test
3374 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3375 * target-reloc.h (relocate_section): Do special handling for
3376 symbols defined in discarded sections for global symbols as well
3379 2010-01-08 Ian Lance Taylor <iant@google.com>
3381 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3382 the SHT_SYMTAB case.
3384 2010-01-08 Ian Lance Taylor <iant@google.com>
3386 * object.cc (Sized_relobj::do_layout): Don't get confused if
3387 layout_eh_frame returns NULL.
3389 2010-01-08 Ian Lance Taylor <iant@google.com>
3392 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3393 dynamic symbol table, use the normal symbol table.
3394 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3397 2010-01-08 Ian Lance Taylor <iant@google.com>
3400 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3403 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3405 * version.cc (print_version): Change to "Copyright 2010".
3407 2010-01-08 Ian Lance Taylor <iant@google.com>
3411 * i386.cc (class Target_i386): Change return type of plt_section
3413 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3414 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3415 tls_desc_rel_ field.
3416 (Output_data_plt_i386::rel_tls_desc): New function.
3417 (Target_i386::rel_tls_desc_section): New function.
3418 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3419 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3420 R_386_TLS_DESC reloc in rel_tls_desc_section.
3421 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3422 Define struct Tlsdesc_info.
3423 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3424 (Target_x86_64::do_reloc_symbol_index): New function.
3425 (Target_x86_64::add_tlsdesc_info): New function.
3426 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3427 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3429 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3431 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3432 (Target_x86_64::rela_tlsdesc_section): New function.
3433 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3435 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3436 (Target_x86_64::do_reloc_addend): New function.
3437 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3438 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3439 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3440 (Output_reloc::type): New function.
3441 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3442 (Output_reloc::is_target_specific): New function.
3443 (Output_reloc::target_arg): New function.
3444 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3445 absolute relocs and target specific relocs.
3446 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3447 add_target_specific.
3448 (class Output_data_reloc) [SHT_RELA]: Likewise.
3449 * output.cc (Output_reloc::Output_reloc): Add four new versions
3450 for absolute relocs and target specific relocs.
3451 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3452 (Output_reloc::get_symbol_index): Likewise.
3453 (Output_reloc::local_section_offset): Check that local_sym_index_
3454 is not TARGET_CODE or 0.
3455 (Output_reloc::symbol_value): Likewise.
3456 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3458 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3459 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3461 * layout.cc (add_target_dynamic_tags): Use output section for
3462 DT_PLTRELSZ and DT_JMPREL.
3464 2010-01-07 Ian Lance Taylor <iant@google.com>
3467 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3469 (class Output_data_reloc_generic): Define.
3470 (class Output_data_reloc_base): Change base class to
3471 Output_data_reloc_generic. Change add() method to call
3472 bump_relative_reloc_count for a relative reloc. Remove
3474 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3476 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3477 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3479 * layout.h (class Layout): Update declaration.
3481 2010-01-07 Ian Lance Taylor <iant@google.com>
3483 * output.h (class Output_data): Add const version of
3484 output_section and do_output_section.
3485 (class Output_section_data): Add const version of
3487 (class Output_section): Likewise.
3488 * layout.cc (Layout::add_target_dynamic_tags): New function.
3489 * layout.h (class Layout): Update declarations.
3490 * arm.cc (Target_arm::do_finalize_sections): Use
3491 add_target_dynamic_tags.
3492 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3493 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3494 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3495 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3497 2010-01-07 Ian Lance Taylor <iant@google.com>
3500 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3503 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3504 Ian Lance Taylor <iant@google.com>
3507 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3508 Xindex::read_symtab_xindex.
3510 2010-01-07 Doug Kwan <dougkwan@google.com>
3512 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3513 (Insn_template::thumb16_bcond_insn): New method declaration.
3514 (Insn_template): Fix spelling.
3515 (Stub::thumb16_special): New method declaration.
3516 (Stub::do_write): Define virtual method which was previously pure
3518 (Stub::do_thumb16_special): New method declaration.
3519 (Stub::do_fixed_endian_write): New template member.
3520 (Reloc_stub::do_write): Remove.
3521 (Reloc_stub::do_fixed_endian_write): Remove.
3522 (Cortex_a8_stub): New class definition.
3523 (Stub_factory::make_cortex_a8_stub): New method definition.
3524 (Stub_factory::Stub_factory): Add missing static storage class
3525 qualifier for elf32_arm_stub_a8_veneer_blx.
3527 2010-01-07 Ian Lance Taylor <iant@google.com>
3530 * options.h (class General_options): Add --warn-unresolved-symbols
3531 and --error-unresolved-symbols.
3532 * errors.cc (Errors::undefined_symbol): Implement
3533 --warn-unresolved-symbols.
3535 * options.h (class General_options): Add -z text and -z textoff.
3536 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3538 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3540 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3541 (Garbage_collection::cident_sections): New function.
3542 (Garbage_collection::add_cident_section): New function.
3543 (Garbage_collection::cident_sections_): New member.
3544 (gc_process_relocs): Add references to sections whose names are C
3546 * gold.h (cident_section_start_prefix): New constant.
3547 (cident_section_stop_prefix): New constant.
3548 (is_cident): New function.
3549 * layout.cc (Layout::define_section_symbols): Replace string constants
3550 with the newly defined constants.
3551 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3553 * testsuite/Makefile.am: Add gc_orphan_section_test.
3554 * testsuite/Makefile.in: Regenerate.
3555 * testsuite/gc_orphan_section_test.cc: New file.
3556 * testsuite/gc_orphan_section_test.sh: New file.
3558 2010-01-06 Ian Lance Taylor <iant@google.com>
3561 * options.h (class General_options): Add --warn-shared-textrel.
3562 * layout.cc (Layout::finish_dynamic_section): Implement
3563 --warn-shared-textrel.
3566 * options.h (class General_options): Add --warn-multiple-gp.
3568 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3570 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3571 $(THREADSLIB) and $(LIBDL).
3572 * Makefile.in: Rebuild.
3574 2010-01-06 Ian Lance Taylor <iant@google.com>
3577 * options.cc (General_options::parse_section_start): New function.
3578 (General_options::section_start): New function.
3579 (General_options::General_options): Initialize all members.
3580 * options.h: Include <map>
3581 (class General_options): Add --section-start. Add section_starts_
3583 * layout.cc (Layout::attach_allocated_section_to_segment): If
3584 --section-start was used, set the address of the segment. Remove
3585 local sort_sections.
3586 (Layout::relaxation_loop_body): If the address of the load segment
3587 has been set by --section-start, don't use it.
3588 * output.h (Output_segment::update_flags_for_output_section): New
3590 * output.cc (Output_segment::add_output_section): Call
3591 update_flags_for_output_section.
3593 2010-01-05 Ian Lance Taylor <iant@google.com>
3596 * options.h (class General_options): Add --undefined-version.
3597 * script.cc (struct Version_expression): Add was_matched_by_symbol
3599 (Version_script_info::matched_symbol): New function.
3600 (Version_script_info::get_symbol_version_helper): Call
3602 (Version_script_info::check_unmatched_names): New function.
3603 * script.h (class Version_script_info): Update declarations.
3604 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3606 * options.h (class General_options): Use DEFINE_bool_alias for
3607 allow_multiple_definition.
3608 * resolve.cc (Symbol_table::should_override): Don't test
3609 allow_multiple_definition.
3612 * options.h (class General_options): Add --cref.
3613 * main.cc (main): Print cref table if --cref. Don't close mapfile
3614 until after printing cref table.
3615 * cref.cc: Include "symtab.h".
3616 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3617 (Cref_table_compare::operator()): New function.
3618 (Cref_inputs::gather_cref): New function.
3619 (filecol): New static const.
3620 (Cref_inputs::print_cref): New function.
3621 (Cref::print_cref): New function.
3622 * cref.h: Include <cstdio>.
3623 (class Cref): Update declarations.
3624 * mapfile.h (Mapfile::file): New function.
3625 * object.h (class Object): Define Symbols. Declare virtual
3626 do_get_global_symbols.
3627 (Object::get_global_symbols): New function.
3628 * object.cc (Input_objects::add_object): Pass object to cref_ if
3630 (Input_objects::archive_start): Likewise.
3631 (Input_objects::archive_stop): Likewise.
3632 (Input_objects::print_cref): New function.
3633 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3634 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3636 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3638 * plugin.h (class Sized_pluginobj): Update declarations.
3640 2010-01-05 Ian Lance Taylor <iant@google.com>
3642 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3643 to is_default_version. Rename insdef to insdefault.
3644 (Symbol_table::add_from_relobj): Rename def to is_default_version
3645 and local to is_forced_local.
3646 (Symbol_table::add_from_pluginobj): Likewise.
3647 (Symbol_table::add_from_dynobj): Likewise.
3648 (Symbol_table::define_special_symbol): Rename insdef to
3651 2010-01-04 Ian Lance Taylor <iant@google.com>
3654 * options.h (class General_options): Add
3655 --allow-multiple-definition and -z muldefs.
3656 * resolve.cc (Symbol_table::should_override): Don't warn about a
3657 multiple symbol definition if --allow-multiple-definition or -z
3661 * options.h (class General_options): Add --add-needed and
3662 --copy-dt-needed-entries. Tweak --as-needed help entry.
3663 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3664 error if --copy-dt-needed-entries aka --add-needed is used and
3665 would cause a change in behaviour.
3668 * options.h (class General_options): Add -G as a short version of
3669 --shared. Add no-op options -assert, -g, and -i.
3671 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3673 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3674 check for .text or .gnu.linkonce.t sections.
3675 * icf.cc (Icf::find_identical_sections): Ditto.
3676 Change the detection for mangled function name within the section
3678 * icf.h (is_section_foldable_candidate): New function.
3680 2009-12-30 Ian Lance Taylor <iant@google.com>
3683 * options.h (class General_options): Permit two dashes with
3684 --retain-symbols-file.
3686 2009-12-30 Ian Lance Taylor <iant@google.com>
3689 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3690 don't put the file header and segment headers in the text
3694 * common.cc (Sort_commons::operator()): Stabilize sort when both
3696 (Symbol_table::do_allocate_commons_list): When allocating common
3697 symbols, skip a symbol which is no longer common.
3698 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3699 an object before checking its type.
3700 * testsuite/common_test_2.c: New file.
3701 * testsuite/common_test_3.c: New file.
3702 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3703 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3704 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3705 (common_test_2_pic.o, common_test_2.so): New targets.
3706 (common_test_3_pic.o, common_test_3.so): New targets.
3707 * testsuite/Makefile.in: Rebuild.
3710 * script.cc (read_input_script): If we see a new SECTIONS clause,
3711 and we have added an input section, give an error.
3712 * layout.h (class Layout): Add have_added_input_section function.
3713 Add have_added_input_section_ field.
3714 * layout.cc (Layout::Layout): Initialize
3715 have_added_input_section_.
3716 (Layout::layout): Set have_added_input_section_.
3717 (Layout::layout_eh_frame): Likewise.
3719 2009-12-30 Ian Lance Taylor <iant@google.com>
3722 * options.h (class General_options): Add --sort-common option.
3723 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3724 * common.cc (Sort_common): Add sort_order parameter to
3725 constructor. Add sort_order_ field.
3726 (Sort_commons::operator): Check sort_order_.
3727 (Symbol_table::allocate_commons): Determine the sort order.
3728 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3730 (Symbol_table::do_allocate_commons_list): Likewise.
3732 2009-12-30 Ian Lance Taylor <iant@google.com>
3735 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3736 symbols from this object, don't change the visibility of an
3738 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3740 2009-12-30 Ian Lance Taylor <iant@google.com>
3743 * script.h (class Version_script_info): Define Language enum.
3744 Update declarations. Define Glob, Exact, and Lookup types. Add
3745 new fields globals_, locals_, and is_finalized_.
3746 * script.cc: Various formatting fixes.
3747 (class Parser_closure): Change language_stack_ from a vector of
3748 std::string to one of Version_script_info::Language. Adjust all
3750 (class Lazy_demangler): Remove.
3751 (struct Version_expression): Change language from std::string to
3752 Version_script_info::Language.
3753 (Version_script_info::Version_script_info): New function.
3754 (Version_script_info::~Version_script_info): Don't call clear.
3755 (Version_script_info::finalize): New function.
3756 (Version_script_info::build_lookup_tables): New function.
3757 (Version_script_info::build_expression_list_lookup): New
3759 (Version_script_info::get_symbol_version_helper): Rewrite to use
3761 (Version_script_info::print_expression_list): Adjust to use
3762 Version_script_info::Language.
3763 (script_push_lex_into_version_mode): Check that the version script
3764 has not been finalized.
3765 (version_script_push_lang): Change language string to
3766 Version_script_info::Language.
3767 * options.cc (Command_line::version_script): New function.
3768 * options.h (class General_options): Add finalize_dynamic_list
3769 function. Change version_script from declaration to definition.
3770 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3771 * testsuite/version_script.map: Remove duplicate def of foo.
3772 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3774 * testsuite/Makefile.in: Rebuild.
3776 2009-12-30 Ian Lance Taylor <iant@google.com>
3779 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3780 if the input symbol index is 0, make the output symbol index 0.
3782 2009-12-30 Ian Lance Taylor <iant@google.com>
3785 * options.h (class General_options): Add -x/--discard-all.
3786 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3787 --discard-all. If the local symbol needs a dynamic entry, check
3788 that before handling --discard-locals.
3790 2009-12-30 Ian Lance Taylor <iant@google.com>
3793 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3795 (Output_segment::add_output_section): Don't change the flags if
3799 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3800 GNU hash table if they need a dynamic value. Otherwise, don't add
3801 them if they are defined in a dynamic object or are forced local.
3803 2009-12-29 Ian Lance Taylor <iant@google.com>
3806 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3807 .gnu.hash table for a 32-bit target.
3810 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3811 regular and a dynamic object only needs a dynamic symbol table
3812 entry if it is externally visible.
3815 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3816 constructor. Add global_offset_table_ field.
3817 (Target_i386::got_section): Set global_offset_table_.
3818 (Target_i386::do_finalize_sections): Set global_offset_table_
3820 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3821 in constructor. Add global_offset_table_ field.
3822 (Target_x86_64::got_section): Set global_offset_table_.
3823 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3826 * layout.cc (Layout::Layout): Initialize increase_relro_.
3827 (Layout::get_output_section): Add is_relro, is_last_relro, and
3828 is_first_non_relro parameters. Change all callers.
3829 (Layout::choose_output_section): Likewise.
3830 (Layout::add_output_section_data): Likewise.
3831 (Layout::make_output_section): Likewise.
3832 (Layout::set_segment_offsets): Clear increase_relro when using a
3834 * layout.h (class Layout): Add increase_relro method. Add
3835 increase_relro_ field. Update declarations.
3836 * output.cc (Output_section::Output_section): Initialize
3837 is_last_relro_ and is_first_non_relro_.
3838 (Output_segment::add_output_section): Group relro sections is
3839 do_sort is true. Handle is_last_relro and is_first_non_relro.
3840 (Output_segment::maximum_alignment): Remove relro handling.
3841 (Output_segment::set_section_addresses): Add increase_relro
3842 parameter. Change all callers. Add initial alignment to align
3843 relro sections on separate page. Remove old relro handling.
3844 (Output_segment::set_section_list_addresses): Remove in_relro
3845 parameter. Change all callers.
3846 (Output_segment::set_offset): Add increase parameter. Change all
3847 callers. Remove old relro handling.
3848 * output.h (class Output_section): Add new methods: is_last_relro,
3849 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3850 Add is_last_relro_ and is_first_non_relro_ fields.
3851 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3852 Create separate .got.plt section. Call increase_relro.
3853 * x86_64.cc (Target_x86_64::got_section): Likewise.
3854 * testsuite/relro_script_test.t: Add .got.plt.
3857 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3858 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3859 (Layout::finalize): Call set_dynamic_symbol_size.
3860 (Layout::set_dynamic_symbol_size): New function.
3861 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3862 set_dynamic_symbol_size.
3865 * output.h (class Output_section): Add is_entsize_zero_ field.
3866 * output.cc (Output_section::Output_section): Initialize
3868 (Output_section::set_entsize): If two different entsizes are
3869 requested, force it to zero.
3870 (Output_section::add_input_section): Set flags for .debug_str
3871 before updating section flags. Set entsize.
3872 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3873 and SHF_STRING if all input sections have those flags.
3875 2009-12-29 Rafael Espindola <espindola@google.com>
3877 * main.cc (main): Fix the sys time reporting.
3878 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3881 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3883 * options.cc (General_options::parse_version): Allow -v to exit
3884 without an error if there is nothing to link.
3886 2009-12-29 Ian Lance Taylor <iant@google.com>
3888 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3889 using a version of gcc before 4.1.
3890 * configure: Rebuild.
3892 2009-12-28 Chris Demetriou <cgd@google.com>
3894 * attributes.cc (Output_attributes_section_data::do_write): Use
3895 std::vector::front rather than std::vector::data.
3897 2009-12-28 Ian Lance Taylor <iant@google.com>
3899 * symtab.h (class Symbol_table): Add enum Defined.
3900 * resolve.cc (Symbol_table::should_override): Add defined
3901 parameter. Change all callers. Test whether object is NULL
3902 before calling a method on it.
3903 (Symbol_table::report_resolve_problem): Add defined parameter.
3905 (Symbol_table::should_override_with_special): Likewise.
3906 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3907 parameter. Change all callers.
3908 (Symbol_table::do_define_in_output_data): Likewise.
3909 (Symbol_table::define_in_output_segment): Likewise.
3910 (Symbol_table::do_define_in_output_segment): Likewise.
3911 (Symbol_table::define_as_constant): Likewise.
3912 (Symbol_table::do_define_as_constant): Likewise.
3913 * script.h (class Symbol_assignment): Add is_defsym parameter to
3914 constructor; change all callers.
3915 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3916 parameter. Change all callers. Add is_defsym_ field.
3917 (class Parser_closure): Add parsing_defsym parameter to
3918 constructor; change all callers. Add parsing_defsym accessor
3919 function. Add parsing_defsym_ field.
3921 2009-12-28 Ian Lance Taylor <iant@google.com>
3923 * gold.cc (queue_middle_tasks): Fix formatting.
3924 * object.cc (Relobj::is_section_name_included): Likewise.
3926 2009-12-23 Ian Lance Taylor <iant@google.com>
3928 * i386.cc (Target_i386::do_calls_non_split): Recognize
3929 -fsplit-stack prologue for a function with a static chain.
3930 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3931 -fsplit-stack prologue when using %r11.
3933 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3935 * options.cc (General_options::parse_version): Make -v continue and do
3936 the link like GNU ld does.
3938 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3940 * Makefile.am (CCFILES): Add timer.cc.
3941 (HFILES): Add timer.h.
3942 * configure.ac: Check for sysconf and times.
3943 * main.cc: include timer.h.
3944 (main): Use Timer instead of get_run_time.
3947 * workqueue.cc: include timer.h.
3948 (Workqueue::find_and_run_task):
3949 Report user, sys and wall time.
3950 * Makefile.in: Regenerate.
3951 * config.in: Regenerate.
3952 * configure: Regenerate.
3954 2009-12-16 Doug Kwan <dougkwan@google.com>
3956 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3958 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3959 relaxed input sections.
3960 * output.cc (Output_section::find_relaxed_input_section): Change
3961 return type to Output_relaxed_input_section pointer. Adjust code
3962 for new type of relaxed_input_section_map_.
3963 * output.h (Output_section::find_relaxed_input_section): Change
3964 return type to Output_relaxed_input_section pointer.
3965 (Output_section::Output_relaxed_input_section_by_input_section_map):
3967 (Output_section::relaxed_input_section_map_): Change type to
3968 Output_section::Output_relaxed_input_section_by_input_section_map.
3969 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3972 2009-12-15 Ian Lance Taylor <iant@google.com>
3974 * layout.cc (Layout::create_shstrtab): Only write out after input
3975 sections if we are compressing debug sections.
3977 2009-12-15 Ian Lance Taylor <iant@google.com>
3979 * archive.cc (Archive::add_symbols): Only look up a symbol without
3980 a version if there is, in fact, a version.
3982 2009-12-14 Ian Lance Taylor <iant@google.com>
3984 Revert -Wshadow changes, all changes from:
3985 2009-12-11 Doug Kwan <dougkwan@google.com>
3986 2009-12-11 Nick Clifton <nickc@redhat.com>
3987 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3989 2009-12-11 Doug Kwan <dougkwan@google.com>
3991 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3993 * attributes.cc (Object_attribute::size): Ditto.
3994 (Attributes_section_data::size): Ditto.
3995 (Attributes_section_data::Attributes_section_data): Ditto.
3996 (Output_attributes_section_data::do_write): Ditto.
3997 * attributes.h (Object_attribute::set_type): Ditto.
3998 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4000 2009-12-11 Nick Clifton <nickc@redhat.com>
4002 * archive.cc: Fix shadowed variable warnings.
4004 * compressed_output.cc: Likewise.
4005 * compressed_output.h: Likewise.
4006 * configure: Likewise.
4007 * dwarf_reader.cc: Likewise.
4008 * dynobj.cc: Likewise.
4009 * dynobj.h: Likewise.
4010 * ehframe.cc: Likewise.
4011 * ehframe.h: Likewise.
4012 * errors.cc: Likewise.
4013 * expression.cc: Likewise.
4014 * fileread.cc: Likewise.
4015 * fileread.h: Likewise.
4016 * freebsd.h: Likewise.
4017 * i386.cc: Likewise.
4019 * incremental.h: Likewise.
4020 * layout.cc: Likewise.
4021 * layout.h: Likewise.
4022 * mapfile.cc: Likewise.
4023 * merge.cc: Likewise.
4024 * merge.h: Likewise.
4025 * object.cc: Likewise.
4026 * object.h: Likewise.
4027 * options.h: Likewise.
4028 * output.cc: Likewise.
4029 * output.h: Likewise.
4030 * parameters.cc: Likewise.
4031 * plugin.cc: Likewise.
4032 * powerpc.cc: Likewise.
4033 * reduced_debug_output.cc: Likewise.
4034 * reduced_debug_output.h: Likewise.
4035 * reloc.cc: Likewise.
4036 * reloc.h: Likewise.
4037 * resolve.cc: Likewise.
4038 * script-sections.cc: Likewise.
4039 * script.cc: Likewise.
4040 * script.h: Likewise.
4041 * sparc.cc: Likewise.
4042 * symtab.cc: Likewise.
4043 * symtab.h: Likewise.
4044 * target-select.cc: Likewise.
4045 * target-select.h: Likewise.
4046 * token.h: Likewise.
4047 * workqueue.cc: Likewise.
4048 * workqueue.h: Likewise.
4049 * x86_64.cc: Likewise.
4051 2009-12-10 Doug Kwan <dougkwan@google.com>
4053 * arm.cc (attributes.h): New include.
4054 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4055 (Arm_relobj::~Arm_relobj): Delete object pointed by
4056 attributes_section_data_.
4057 (Arm_relobj::attributes_section_data): New method definition.
4058 (Arm_relobj::attributes_section_data_): New data member declaration.
4059 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4060 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4061 attributes_section_data_.
4062 (Arm_dynobj::attributes_section_data): New method definition.
4063 (Arm_dynobj::attributes_section_data_): New data member declaration.
4064 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4065 initialization value of may_use_blx_ to false.
4066 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4067 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4068 object attributes to compute results instead of hard-coding.
4069 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4070 Target_arm::get_secondary_compatible_arch,
4071 Target_arm::set_secondary_compatible_arch
4072 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4073 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4074 New method declarations.
4075 (Target_arm::get_aeabi_object_attribute): New method definition.
4076 (Target_arm::attributes_section_data_): New data member declaration.
4077 (read_arm_attributes_section): New template definition.
4078 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4079 (Arm_dynobj::do_read_symbols): Ditto.
4080 (Target_arm::do_finalize_sections): Merge attributes sections from
4081 input. Check for BLX use after attributes section merging.
4082 Fix __exidx_start and __exidx_end visibility. Create an
4083 .ARM.attributes section if necessary.
4084 (Target_arm::get_secondary_compatible_arch,
4085 Target_arm::set_secondary_compatible_arch,
4086 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4087 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4088 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4089 New method definitions.
4091 2009-12-09 Ian Lance Taylor <iant@google.com>
4093 * plugin.cc (Plugin::load): Don't cast from void* to a function
4096 2009-12-09 Ian Lance Taylor <iant@google.com>
4098 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4101 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4103 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4104 Replace two_file_shared_1.so with two_file_shared_2.so.
4105 * testsuite/Makefile.in: Regenerated.
4107 2009-12-08 Doug Kwan <dougkwan@google.com>
4109 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4110 (HFILES): Add attributes.h and int_encoding.h.
4111 * Makefile.in: Regenerate.
4112 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4113 function definitions to int_encoding.cc
4114 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4115 prototypes to int_encoding.h
4116 * reduced_debug_output.cc (int_encoding.h): New include.
4117 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4118 function definitions to int_encoding.cc
4119 (insert_into_vector, read_from_pointer): Move template definitions to
4121 * attributes.cc: New file.
4122 * attributes.h: New file.
4123 * int_encoding.cc: New file.
4124 * int_encoding.h: New file.
4126 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4129 * incremental-dump.cc (dump_incremental_inputs): New.
4130 (main): Use dump_incremental_inputs.
4132 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4135 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4136 checking elfcpp::STT_FUNC.
4137 (Target_i386::Relocate::relocate): Likewise.
4138 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4140 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4141 symbols from shared libraries into normal FUNC symbols.
4143 * symtab.h (Symbol): Add is_func and use it.
4145 2009-12-05 Doug Kwan <dougkwan@google.com>
4147 * arm.cc (Target_arm::arm_info): Initialize new fields
4148 attributes_section and attributes_vendor.
4149 * i386.cc (Target_i386::i386_info): Same.
4150 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4151 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4152 fields attributes_section and attributes_vendor.
4153 * sparc.cc (Target_sparc::sparc_info): Same.
4154 * target.h (Target::attributes_section, Target::attributes_vendor,
4155 Target::is_attributes_section, Target::attribute_arg_type,
4156 Target::attributes_order): New method definitions.
4157 (Target::Target_info::attributes_section,
4158 Target::Target_info::attributes_vendor): New fields.
4159 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4160 virtual method definitions.
4161 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4162 attributes_section and attributes_vendor.
4163 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4165 2009-12-05 Doug Kwan <dougkwan@google.com>
4167 * arm.cc: Update comments about interworking and stub generation.
4168 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4169 considered as non-PIC.
4170 (Arm_relocate_functions::base_abs): Fix formatting.
4171 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4172 of function to use GOT entry address instead of offset.
4173 (Target_arm::Scan::global): Issue an error if a symbol would need a
4174 PLT does not get one because it is untyped. Remove code to create
4175 dynamic symbols for relative branches.
4176 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4177 takes unsigned integer instead of boolean.
4179 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4181 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4182 (two_file_test_LDADD): Likewise.
4183 (common_test_1_LDADD): Likewise.
4184 (exception_test_LDADD) Likewise.
4185 (weak_test_LDADD): Likewise.
4186 (many_sections_test_LDADD): Likewise.
4187 (initpri1_LDADD): Likewise.
4188 (script_test_1_LDADD): Likewise.
4189 (script_test_2_LDADD): Likewise.
4190 (justsyms_LDADD): Likewise.
4191 (binary_test_LDADD): Likewise.
4192 (large_LDADD): Likewise.
4193 * testsuite/Makefile.in: Regenerated.
4195 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4197 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4198 (Symbol_table::override_with_special): Likewise.
4199 (Symbol_table::add_from_object): Likewise.
4201 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4203 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4204 Don't set the data_offset twice.
4206 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4208 * testsuite/Makefile.in: Regenerate.
4210 2009-12-03 Doug Kwan <dougkwan@google.com>
4212 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4213 (Target_arm::do_finalize_sections): Add parameter for symbol table
4214 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4215 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4216 parameter for symbol table pointer.
4217 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4218 an additional parameter for a pointer to symbol table.
4219 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4220 parameter for a symbol table pointer.
4221 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4222 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4224 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4225 parameter for a symbol table pointer.
4227 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4229 * incremental.cc (Incremental_inputs_header)
4230 (Incremental_inputs_header_write, Incremental_inputs_entry)
4231 (Incremental_inputs_entry_write): Move ...
4232 * incremental.h (Incremental_inputs_header)
4233 (Incremental_inputs_header_write, Incremental_inputs_entry)
4234 (Incremental_inputs_entry_write): here.
4236 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4238 * incremental.cc (make_sized_incremental_binary): Set the target.
4239 Error if it is incompatible.
4240 * output.h (Output_file): Add filename method.
4242 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4244 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4245 from the get_* methods.
4247 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4249 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4250 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4251 Write 0 for the data_offset of scripts.
4253 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4255 * testsuite/Makefile.am: Add the incremental_test.sh test.
4256 * testsuite/incremental_test.sh: New.
4257 * testsuite/incremental_test_1.c: New.
4258 * testsuite/incremental_test_2.c: New.
4260 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4262 * incremental-dump.cc (main): Fix typos.
4264 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4267 * incremental-dump.cc (main): Use llu to print 64 bit values.
4269 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4270 H.J. Lu <hongjiu.lu@intel.com>
4272 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4274 (incremental_dump_LDADD): Likewise.
4275 * Makefile.in: Regenerated.
4277 2009-11-25 Doug Kwan <dougkwan@google.com>
4281 2009-11-25 Doug Kwan <dougkwan@google.com>
4283 * arm.cc (Target_arm::Target_arm): Move method definition
4284 outside of class definition. Add code to handle
4285 --target1-rel, --target1-abs and --target2= options.
4286 (Target_arm::get_reloc_reloc_type): Change method to be
4287 non-static and const.
4288 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4289 New data member declaration.
4290 (Target_arm::Scan::local, Target_arm::Scan::global,
4291 Target_arm::Relocate::relocate,
4292 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4293 Adjust call to Target_arm::get_real_reloc_type.
4294 (Target_arm::get_real_reloc_type): Use command line options
4295 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4296 * options.h (--target1-rel, --target1-abs, --target2): New
4299 2009-11-25 Doug Kwan <dougkwan@google.com>
4301 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4302 class definition. Add code to handle --target1-rel, --target1-abs
4303 and --target2= options.
4304 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4306 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4308 (Target_arm::Scan::local, Target_arm::Scan::global,
4309 Target_arm::Relocate::relocate,
4310 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4311 call to Target_arm::get_real_reloc_type.
4312 (Target_arm::get_real_reloc_type): Use command line options to
4313 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4314 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4317 2009-11-25 Doug Kwan <dougkwan@google.com>
4319 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4320 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4321 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4323 (Arm_relocate_functions::thm_call): Replace body with a call to
4324 Arm_relocate_functions::thumb_branch_common.
4325 (Arm_relocate_functions::thm_jump24,
4326 Arm_relocate_functions::thm_xpc22): New method definitions.
4327 (Arm_relocate_functions::thumb_branch_common): New method definition.
4328 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4330 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4331 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4333 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4335 * Makefile.am: Build incremental-dump
4336 * Makefile.in: Regenerate.
4337 * incremental-dump.cc: New.
4338 * incremental.cc (Incremental_inputs_header_data,
4339 Incremental_inputs_entry_data): Move to incremental.h
4340 * incremental.h: (Incremental_inputs_header_data,
4341 Incremental_inputs_entry_data): Move from incremental.cc
4343 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4345 * incremental.cc (Incremental_inputs_header,
4346 Incremental_inputs_header_write, Incremental_inputs_entry,
4347 Incremental_inputs_entry_write): Add a typedef with the data type.
4349 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4351 * incremental.cc (Incremental_inputs_header,
4352 Incremental_inputs_header_write, Incremental_inputs_entry,
4353 Incremental_inputs_entry_write): Update comment about which
4354 type has the filed descriptions.
4356 2009-11-15 Doug Kwan <dougkwan@google.com>
4358 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4359 (Arm_relocate_functions::arm_branch_common): Change method defintion
4360 in class definition to a method declaration and update list of formal
4362 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4363 Arm_relocation_functions::jump24): Adjust call to
4364 Arm_relocate_functions::arm_branch_common. Update list of formal
4366 (Arm_relocate_functions::xpc25): New method definition.
4367 (Arm_relocate_functions::arm_branch_common): Move method defintion
4368 out from class definition. Use stubs for mode-switching and extending
4370 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4371 specially. Change code to enable use of stubs in ARM branches.
4373 2009-11-10 Doug Kwan <dougkwan@google.com>
4375 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4376 in method declaration.
4377 (Target_arm::relocate_stub): New method declaration.
4378 (Target_arm::default_target): Change to return a pointer instead of
4380 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4381 Target_arm::default_target.
4382 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4384 (Target_arm::relocate_section): Adjust view.
4385 (Target_arm::relocate_stub): New method definition.
4387 2009-11-10 Doug Kwan <dougkwan@google.com>
4389 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4391 * incremental.cc (open_incremental_binary): Initialized local
4392 variables to avoid warnings.
4393 * object.cc (make_elf_object): Ditto.
4394 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4397 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4400 * testsuite/plugin_test.c: Include "config.h".
4402 2009-11-09 Doug Kwan <dougkwan@google.com>
4404 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4405 (arm_symbol_value): Remove.
4406 (Arm_relocate_functions::arm_branch_common,
4407 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4408 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4409 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4410 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4411 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4412 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4413 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4414 Arm_relocate_functions::thm_mobw_abs_nc,
4415 Arm_relocate_functions::thm_mov_abs,
4416 Arm_relocate_functions::movw_prel_nc,
4417 Arm_relocate_functions::thm_movt_abs,
4418 Arm_relocate_functions::movt_prel,
4419 Arm_relocate_functions::thm_movw_prel_nc,
4420 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4421 (Target_arm::Relocate::relocate): Only decompose address into two
4422 parts if relocation type uses the thumb-bit and pass the actual
4423 bit instead of a flag indicating that the thumb-bit is used. Adjust
4424 calls to methods in Arm_relocate_functions for this change.
4426 2009-11-08 Ian Lance Taylor <iant@google.com>
4429 * reloc.cc: Instantiate
4430 Sized_relobj::initialize_input_to_output_maps and
4431 Sized_relobj:free_input_to_output_maps.
4433 2009-11-06 Ian Lance Taylor <iant@google.com>
4436 * defstd.cc (in_segment): Set only_if_ref true for "end".
4438 2009-11-06 Doug Kwan <dougkwan@google.com>
4440 * arm.cc (class Reloc_stub): Correct a comment.
4441 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4442 (Target_arm::scan_section_for_stubs): New method declaration.
4443 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4444 Change methods from private to protected.
4445 (Target_arm::do_may_relax): New method definition.
4446 (Target_arm::do_relax, Target_arm::group_sections,
4447 Target_arm::scan_reloc_for_stub,
4448 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4449 (Target_arm::arm_input_section_map_): New data member declaration.
4450 (Target_arm::scan_reloc_for_stub,
4451 Target_arm::scan_reloc_section_for_stubs,
4452 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4453 Target_arm::do_relax): New method definitions.
4455 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4457 * configure.ac: Check for (struct stat)::st_mtim
4458 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4459 * config.in: Regenerate.
4460 * configure: Regenerate.
4462 2009-11-05 Ian Lance Taylor <iant@google.com>
4465 * output.cc (Output_segment::add_output_section): Add missing
4468 2009-11-04 Ian Lance Taylor <iant@google.com>
4471 * object.h (class Object): Add is_needed and set_is_needed
4472 methods. Add is_needed_ field. Make bool fields into bitfields.
4473 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4474 defined in a dynamic object and referenced by a regular object,
4475 set is_needed for the dynamic object.
4476 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4477 if the file is marked with as_needed and it is not needed.
4479 2009-11-04 Ian Lance Taylor <iant@google.com>
4482 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4483 tags if data is discarded by linker script.
4484 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4485 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4486 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4487 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4489 2009-11-04 Ian Lance Taylor <iant@google.com>
4491 * layout.cc (Layout::get_output_section): Add is_interp and
4492 is_dynamic_linker_section parameters. Change all callers.
4493 (Layout::choose_output_section): Likewise.
4494 (Layout::make_output_section): Likewise.
4495 (Layout::add_output_section_data): Add is_dynamic_linker_section
4496 parameter. Change all callers.
4497 * layout.h (class Layout): Update declarations.
4498 * output.h (class Output_section): Add is_interp, set_is_interp,
4499 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4500 Add is_interp_, is_dynamic_linker_section_ fields. Change
4501 generate_code_fills_at_write_ to a bitfield.
4502 * output.cc (Output_section::Output_sections): Initialize new
4504 (Output_segment::add_output_section): Add do_sort parameter.
4507 2009-11-03 Ian Lance Taylor <iant@google.com>
4510 * options.h (class General_options): Add --warn-common.
4511 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4512 merging two common symbols.
4513 (Symbol_table::should_override): Handle --warn-common when merging
4514 a common symbol with a defined symbol. Use report_resolve_problem
4515 for multiple definitions.
4516 (Symbol_table::report_resolve_problem): New function.
4517 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4519 2009-11-03 Doug Kwan <dougkwan@google.com>
4521 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4523 (Target_arm::stub_factory): New method definition.
4524 (Target_arm::new_arm_input_section,
4525 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4526 Target_arm::reloc_uses_thumb_bit): New method declarations.
4527 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4528 New type definitions.
4529 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4530 member declarations.
4531 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4532 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4533 New method definitions.
4535 2009-11-03 Ian Lance Taylor <iant@google.com>
4537 * options.h (class General_options): Add --warn_constructors.
4539 2009-11-03 Ian Lance Taylor <iant@google.com>
4542 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4543 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4545 2009-11-03 Ian Lance Taylor <iant@google.com>
4548 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4549 --msgid-bugs-address.
4550 (install-pdf): New target.
4551 (install-data_yes): Look up one directory to find mkinstalldirs.
4553 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4555 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4558 2009-10-30 Doug Kwan <dougkwan@google.com>
4560 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4562 2009-10-30 Doug Kwan <dougkwan@google.com>
4564 * arm.cc (Stub_addend_reader): New struct template definition
4565 and partial specializations.
4566 (Stub_addend_reader::operator()): New method definition for a
4567 partially specialized template.
4569 2009-10-30 Doug Kwan <dougkwan@google.com>
4571 * arm.cc (Arm_relobj::processor_specific_flags): New method
4573 (Arm_relobj::do_read_symbols): New method declaration.
4574 (Arm_relobj::processor_specific_flags_): New data member declaration.
4575 (Arm_dynobj): New class definition.
4576 (Target_arm::do_finalize_sections): Add input_objects parameter.
4577 (Target_arm::do_adjust_elf_header): New method declaration.
4578 (Target_arm::are_eabi_versions_compatible,
4579 (Target_arm::merge_processor_specific_flags): New method declaration.
4580 (Target_arm::do_make_elf_object): New overloaded method definitions
4582 (Arm_relobj::do_read_symbols): New method definition.
4583 (Arm_dynobj::do_read_symbols): Ditto.
4584 (Target_arm::do_finalize_sections): Add input_objects parameters.
4585 Merge processor-specific flags from all input objects.
4586 (Target_arm::are_eabi_versions_compatible,
4587 Target_arm::merge_processor_specific_flags,
4588 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4589 New method definitions.
4590 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4591 Input_objects pointer type parameter.
4592 * layout.cc (Layout::finalize): Pass input objects to target's.
4593 finalize_sections function.
4594 * output.cc (Output_file_header::do_sized_write): Set ELF file
4595 header's processor-specific flags.
4596 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4597 Input_objects pointer type parameter.
4598 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4599 * target.h (Input_objects): New forward class declaration.
4600 (Target::processor_specific_flags,
4601 Target::are_processor_specific_flags_sect): New method definitions.
4602 (Target::finalize_sections): Add input_objects parameter.
4603 (Target::Target): Initialize processor_specific_flags_ and
4604 are_processor_specific_flags_set_.
4605 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4607 (Target::set_processor_specific_flags): New method definition.
4608 (Target::processor_specific_flags_,
4609 Target::are_processor_specific_flags_set_): New data member
4611 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4612 Input_objects pointer type parameter.
4614 2009-10-30 Doug Kwan <dougkwan@google.com>
4616 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4618 2009-10-28 Ian Lance Taylor <iant@google.com>
4620 * object.h (class Relobj): Drop options parameter from
4621 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4622 do_scan_relocs, do_relocate. Change all callers.
4623 (class Sized_relobj): Drop options parameters from
4624 do_gc_process_relocs, do_scan_relocs, do_relocate,
4625 do_relocate_sections, relocate_sections, emit_relocs_scan,
4626 emit_relocs_scan_reltype. Change all callers.
4627 (struct Relocate_info): Remove options field and all references to
4629 * reloc.h (class Read_relocs): Remove options constructor
4630 parameter and options_ field. Change all callers.
4631 (class Gc_process_relocs, class Scan_relocs): Likewise.
4632 (class Relocate_task): Likewise.
4633 * target-reloc.h (scan_relocs): Remove options parameter. Change
4635 (scan_relocatable_relocs): Likewise.
4636 * target.h (class Sized_target): Remove options parameter from
4637 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4639 * gc.h (gc_process_relocs): Remove options parameter. Change all
4641 * arm.cc: Update functions to remove options parameters.
4642 * i386.cc: Likewise.
4643 * powerpc.cc: Likewise.
4644 * sparc.cc: Likewise.
4645 * x86_64.cc: Likewise.
4646 * testsuite/testfile.cc: Likewise.
4648 2009-10-28 Doug Kwan <dougkwan@google.com>
4650 * arm.cc (Arm_relobj): New class definition.
4651 (Arm_relobj::scan_sections_for_stubs,
4652 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4653 New method definitions.
4655 2009-10-28 Cary Coutant <ccoutant@google.com>
4657 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4658 (Plugin::cleanup_done_): New member.
4659 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4660 (Plugin_manager::cleanup_done_): Remove.
4661 (Plugin_manager::add_input_file): Edit error message.
4662 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4663 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4665 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4667 * fileread.cc: (File_read::View::~View): Use the new
4668 data_ownership_ filed.
4669 (File_read::~File_read): Dispose the new whole_file_view_.
4670 (File_read::open): Mmap the whole file if needed.
4671 (File_read::open): Use whole_file_view_ instead of contents_.
4672 (File_read::find_view): Use whole_file_view_ if applicable.
4673 (File_read::do_read): Use whole_file_view_ instead of contents_.
4674 (File_read::make_view): Use whole_file_view_ instead of contents_,
4675 update File_read::View::View call.
4676 (File_read::find_or_make_view): Update File_read::View::View
4678 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4680 (File_read::View::Data_ownership): New enum.
4681 (File_read::View::View): Replace bool mapped_ with Data_ownership
4683 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4684 (File_read::View::data_ownership_): New field.
4685 (File_read::contents_): Remove (replaced by whole_file_view_).
4686 (File_read::whole_file_view_): New field.
4687 * options.h (class General_options): Add --keep-files-mapped.
4689 2009-10-27 Cary Coutant <ccoutant@google.com>
4691 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4692 * testsuite/Makefile.am (plugin_test_5): New test case.
4693 * testsuite/Makefile.in: Regenerate.
4695 2009-10-25 Doug Kwan <dougkwan@google.com>
4697 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4698 from private to protected to allow access by child class.
4699 (Sized_relobj::do_relocate_sections): New method declaration.
4700 (Sized_relobj::relocate_sections): Virtualize.
4701 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4702 Sized_relobj::relocate_sections. Instantiate template explicitly
4703 for different target sizes and endianity.
4705 2009-10-24 Doug Kwan <dougkwan@google.com>
4707 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4708 (Arm_input_section::as_arm_input_section): New method.
4709 (Arm_output_section): New class definition.
4710 (Arm_output_section::create_stub_group,
4711 Arm_output_section::group_sections): New method definitions.
4713 2009-10-22 Doug Kwan <dougkwan@google.com>
4715 * arm.cc (Arm_input_section): New class definition.
4716 (Arm_input_section::init, Arm_input_section:do_write,
4717 Arm_input_section::set_final_data_size,
4718 Arm_input_section::do_reset_address_and_file_offset): New method
4721 2009-10-21 Doug Kwan <dougkwan@google.com>
4723 * arm.cc (Stub_table, Arm_input_section): New forward class
4725 (Stub_table): New class defintion.
4726 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4727 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4728 New method definition.
4730 2009-10-21 Doug Kwan <dougkwan@google.com>
4732 * arm.cc: Update copyright comments.
4733 (Target_arm): New forward class template declaration.
4734 (Arm_address): New type.
4735 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4736 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4737 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4739 (Insn_template): Same.
4740 (DEF_STUBS): New macro.
4741 (Stub_type): New enum type.
4742 (Stub_template): New class definition.
4745 (Stub_factory): Same.
4746 (Target_arm::Target_arm): Initialize may_use_blx_ and
4747 should_force_pic_veneer_.
4748 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4749 Target_arm::should_force_pic_veneer,
4750 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4751 Target_arm::using_thumb_only, Target_arm:;default_target): New
4753 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4754 New data member declarations.
4755 (Insn_template::size, Insn_template::alignment): New method defintions.
4756 (Stub_template::Stub_template): New method definition.
4757 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4758 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4759 (Stub_factory::Stub_factory): New method definition.
4760 * gold.h (string_hash): New template.
4761 * output.h (Input_section_specifier::hash_value): Use
4763 (Input_section_specifier::string_hash): Remove.
4764 * stringpool.cc (Stringpool_template::string_hash): Use
4767 2009-10-20 Doug Kwan <dougkwan@google.com>
4769 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4770 symbols of relaxed input sections.
4771 * output.h (Output_section::find_relaxed_input_section): Make
4774 2009-10-16 Doug Kwan <dougkwan@google.com>
4776 * dynobj.cc (Versions::Versions): Initialize version_script_.
4777 Only insert base version symbol definition for a shared object
4778 if version script defines any version versions.
4779 (Versions::define_base_version): New method definition.
4780 (Versions::add_def): Check that base version is not needed.
4781 (Versions::add_need): Define base version lazily.
4782 * dynobj.h (Versions::define_base_version): New method declaration.
4783 (Versions::needs_base_version_): New data member declaration.
4784 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4785 (check_DATA): Add no_version_test.stdout.
4786 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4788 * testsuite/Makefile.in: Regenerate.
4789 * testsuite/no_version_test.c: New file.
4790 * testsuite/no_version_test.sh: Ditto.
4792 2009-10-16 Doug Kwan <dougkwan@google.com>
4794 * expression.cc (class Segment_start_expression): New class definition.
4795 (Segment_start_expression::value): New method definition.
4796 (script_exp_function_segment_start): Return a new
4797 Segment_start_expression.
4798 * gold/script-c.h (script_saw_segment_start_expression): New function
4800 * script-sections.cc (Script_sections::Script_sections): Initialize
4801 SAW_SEGMENT_START_EXPRESSION_ to false.
4802 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4803 and -Tbbs options to specify section addresses if given in
4804 command line and no SEGMENT_START expression is seen in a script.
4805 * script-sections.h (Script_sections::saw_segment_start_expression,
4806 Script_sections::set_saw_segment_start_expression): New method
4808 (Script_sections::saw_segment_start_expression_): New data member
4810 * script.cc (script_saw_segment_start_expression): New function.
4811 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4812 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4813 script_test_7.sh and script_test_8.sh.
4814 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4815 script_test_8.stdout.
4816 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4817 (script_test_6, script_test_6.stdout, script_test_7,
4818 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4819 * Makefile.in: Regenerate.
4820 * testsuite/script_test_6.sh: New file.
4821 * testsuite/script_test_6.t: Same.
4822 * testsuite/script_test_7.sh: Same.
4823 * testsuite/script_test_7.t: Same.
4824 * testsuite/script_test_8.sh: Same.
4826 2009-10-16 Doug Kwan <dougkwan@google.com>
4828 * output.cc (Output_segment::set_section_list_address): Cast
4829 expressions to unsigned long long type to avoid format warnings.
4831 2009-10-15 Ian Lance Taylor <iant@google.com>
4833 * script.cc (Script_options::add_symbol_assignment): Always add a
4834 dot assignment to script_sections_.
4835 * script-sections.cc (Script_sections::add_dot_assignment):
4836 Initialize if necessary.
4838 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4839 program headers with no load segment if there is a linker script.
4841 * layout.cc (Layout::set_segment_offsets): Align the file offset
4842 to the segment aligment for -N or -n with no load segment.
4843 * output.cc (Output_segment::add_output_section): Don't crash if
4844 the first section is a TLS section.
4845 (Output_segment::set_section_list_addresses): Print an error
4846 message if the address moves backward in a linker script.
4847 * script-sections.cc
4848 (Output_section_element_input::set_section_addresses): Don't
4849 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4850 (Orphan_output_section::set_section_addresses): Likewise.
4852 2009-10-15 Doug Kwan <dougkwan@google.com>
4854 * layout.cc (Layout::finish_dynamic_section): Generate tags
4855 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4856 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4857 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4859 2009-10-14 Ian Lance Taylor <iant@google.com>
4861 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4863 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4864 data_shdr fields of relinfo.
4865 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4866 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4867 R_386_TLS_LDO_32, adjust based on section flags.
4868 (Target_i386::Relocate::fix_up_ldo): Remove.
4870 2009-10-13 Ian Lance Taylor <iant@google.com>
4872 Add support for -pie.
4873 * options.h (class General_options): Add -pie and
4875 (General_options::output_is_position_independent): Test -pie.
4876 (General_options::output_is_executable): Return true if not shared
4877 and not relocatable.
4878 (General_options::output_is_pie): Remove.
4879 * options.cc (General_options::finalize): Reject incompatible uses
4881 * gold.cc (queue_middle_tasks): A -pie link is not static.
4882 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4883 * symtab.cc (Symbol::final_value_is_known): Return false if
4884 output_is_position_independent.
4885 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4886 output_is_position_independent.
4887 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4888 output_is_position_independent.
4889 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4890 output_is_position_independent.
4891 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4893 (basic_pie_test.o, basic_pie_test): New targets.
4894 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4895 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4896 (two_file_pie_test): New target.
4897 * testsuite/Makefile.in: Rebuild.
4898 * README: Remove note saying that -pie is not supported.
4900 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4902 * options.h (class General_options): Add -init and -fini.
4903 * layout.cc (Layout::finish_dynamic_section): Emit
4904 given init and fini functions.
4906 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4908 * gc.h (gc_process_relocs): Check if icf is enabled using new
4910 * gold.cc (queue_initial_tasks): Likewise.
4911 (queue_middle_tasks): Likewise.
4912 * object.cc (do_layout): Likewise.
4913 * symtab.cc (is_section_folded): Likewise.
4914 * main.cc (main): Likewise.
4915 * reloc.cc (Read_relocs::run): Likewise.
4916 (Sized_relobj::do_scan_relocs): Likewise.
4917 * icf.cc (is_function_ctor_or_dtor): New function.
4918 (Icf::find_identical_sections): Check if function is ctor or dtor when
4920 * options.h (General_options::icf): Change option to be an enum.
4921 (Icf_status): New enum.
4922 (icf_enabled): New method.
4923 (icf_safe_folding): New method.
4924 (set_icf_status): New method.
4925 (icf_status_): New variable.
4926 * (options.cc) (General_options::finalize): Set icf_status_.
4927 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4928 icf_test and icf_keep_unique_test to use the --icf enum flag.
4929 * testsuite/icf_safe_test.sh: New file.
4930 * testsuite/icf_safe_test.cc: New file.
4932 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4934 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4935 includes to gc.h and icf.h.
4936 * arm.cc: Include gc.h.
4937 * gold.cc: Likewise.
4938 * i386.cc: Likewise.
4939 * powerpc.cc: Likewise.
4940 * sparc.cc: Likewise.
4941 * x86_64.cc: Likewise.
4942 * gc.h: Include icf.h.
4944 2009-10-11 Ian Lance Taylor <iant@google.com>
4946 * plugin.cc: Include "gold.h" before other header files.
4948 2009-10-10 Chris Demetriou <cgd@google.com>
4950 * options.h (Input_file_argument::Input_file_type): New enum.
4951 (Input_file_argument::is_lib_): Replace with...
4952 (Input_file_argument::type_): New member.
4953 (Input_file_argument::Input_file_argument): Take Input_file_type
4954 'type' rather than boolean 'is_lib' as second argument.
4955 (Input_file_argument::is_lib): Use type_.
4956 (Input_file_argument::is_searched_file): New function.
4957 (Input_file_argument::may_need_search): Handle is_searched_file.
4958 * options.cc (General_options::parse_library): Support -l:filename.
4959 (General_options::parse_just_symbols): Update for Input_file_argument
4961 (Command_line::process): Likewise.
4962 * archive.cc (Archive::get_file_and_offset): Likewise.
4963 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4964 * script.cc (read_script_file, script_add_file): Likewise.
4965 * fileread.cc (Input_file::Input_file): Likewise.
4966 (Input_file::will_search_for): Handle is_searched_file.
4967 (Input_file::open): Likewise.
4968 * readsyms.cc (Read_symbols::get_name): Likewise.
4969 * testsuite/Makefile.am (searched_file_test): New test.
4970 * testsuite/Makefile.in: Regenerate.
4971 * testsuite/searched_file_test.cc: New file.
4972 * testsuite/searched_file_test_lib.cc: New file.
4974 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4975 Ian Lance Taylor <iant@google.com>
4977 * descriptor.cc: Include <cstdio> and "binary-io.h".
4978 (Descriptors::open): Open the files in binary mode always.
4979 * script.cc (Lex::get_token): Treat \r as whitespace.
4981 2009-10-09 Ian Lance Taylor <iant@google.com>
4983 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4985 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4986 Ian Lance Taylor <iant@google.com>
4988 * configure.ac: Check for readv function also.
4989 * fileread.cc (readv): Define if not HAVE_READV.
4990 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4992 * config.in: Regenerate.
4993 * configure: Regenerate.
4995 2009-10-09 Doug Kwan <dougkwan@google.com>
4997 * layout.cc (Layout::make_output_section): Call target hook to make
4998 ordinary output section.
4999 (Layout::finalize): Adjust parameter list of call the
5000 Target::may_relax().
5001 * layout.h (class Layout::section_list): New method.
5002 * merge.h (Output_merge_base::entsize): Change visibility to public.
5003 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5005 (Output_merge_string::do_is_string): New method.
5006 * object.cc (Sized_relobj::do_setup): renamed from
5007 Sized_relobj::set_up.
5008 * object.h (Sized_relobj::adjust_shndx,
5009 Sized_relobj::initializ_input_to_output_maps,
5010 Sized_relobj::free_input_to_output_maps): Change visibilities to
5012 (Sized_relobj::setup): Virtualize.
5013 (Sized_relobj::do_setup): New method declaration.
5014 (Sized_relobj::invalidate_section_offset,
5015 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5016 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5017 * options.cc (parse_int): New function.
5018 * options.h (parse_int): New declaration.
5019 (DEFINE_int): New macro.
5020 (stub_group_size): New option.
5021 * output.cc (Output_section::Output_section): Initialize memebers
5022 merge_section_map_, merge_section_by_properties_map_,
5023 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5024 (Output_section::add_input_section): Handled deferred code-fill
5025 generation and remove an old comment.
5026 (Output_section::add_relaxed_input_section): New method definition.
5027 (Output_section::add_merge_input_section): Use merge section by
5028 properties map to speed to search. Update merge section maps
5030 (Output_section::build_relaxation_map): New method definition.
5031 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5033 (Output_section::relax_input_section): Renamed to
5034 Output_section::convert_input_sections_to_relaxed_sections and change
5035 interface to take a vector of pointers to relaxed sections.
5036 (Output_section::find_merge_section,
5037 Output_section::find_relaxed_input_section): New method definitions.
5038 (Output_section::is_input_address_mapped,
5039 Output_section::output_offset, Output_section::output_address):
5040 Use output section data maps to speed up searching.
5041 (Output_section::find_starting_output_address): Add comments.
5042 (Output_section::do_write,
5043 Output_section::write_to_postprocessing_buffer): Do code-fill
5044 generation as appropriate.
5045 (Output_section::get_input_sections): Invalidate relaxed input section
5047 (Output_section::restore_states): Adjust type of checkpoint .
5048 Invalidate relaxed input section map.
5049 * output.h (Output_merge_base): New class declaration.
5050 (Input_section_specifier): New class defintion.
5051 (class Output_relaxed_input_section) Change base class to
5052 Output_section_data_build.
5053 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5054 base class initializer.
5055 (Output_section::add_relaxed_input_section): New method declaration.
5056 (Output_section::Input_section): Change visibility to protected.
5057 (Output_section::Input_section::relobj,
5058 Output_section::Input_section::shndx): Handle relaxed input sections.
5059 Output_section::input_sections) Change visibility to protected. Also
5060 define overload to return a non-const pointer.
5061 (Output_section::Merge_section_properties): New class defintion.
5062 (Output_section::Merge_section_by_properties_map,
5063 Output_section::Output_section_data_by_input_section_map,
5064 Output_section::Relaxation_map): New types.
5065 (Output_section::relax_input_section): Rename method to
5066 Output_section::convert_input_sections_to_relaxed_sections and change
5067 interface to take a vector of relaxed section pointers.
5068 (Output_section::find_merge_section,
5069 Output_section::find_relaxed_input_section,
5070 Output_section::build_relaxation_map,
5071 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5072 New method declarations.
5073 (Output_section::merge_section_map_
5074 Output_section::merge_section_by_properties_map_,
5075 Output_section::relaxed_input_section_map_,
5076 Output_section::is_relaxed_input_section_map_valid_,
5077 Output_section::generate_code_fills_at_write_): New data members.
5078 * script-sections.cc
5079 (Output_section_element_input::set_section_addresses): Call
5080 current_data_size and addralign methods of relaxed input sections.
5081 (Orphan_output_section::set_section_addresses): Call current_data_size
5082 and addralign methods of relaxed input sections.
5083 * symtab.cc (Symbol_table::compute_final_value): Extract template
5084 from the body of Symbol_table::sized_finalize_symbol.
5085 (Symbol_table::sized_finalized_symbol): Call
5086 Symbol_table::compute_final_value.
5087 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5088 (Symbol_table::compute_final_value): New templated method declaration.
5089 * target.cc (Target::do_make_output_section): New method defintion.
5090 * target.h (Target::make_output_section): New method declaration.
5091 (Target::relax): Add more parameters for input objects, symbol table
5092 and layout. Adjust call to do_relax.
5093 (Target::do_make_output_section): New method declaration.
5094 (Target::do_relax): Add parameters for input objects, symbol table
5097 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5099 * pread.c: Include stdio.h.
5101 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5103 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5106 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5108 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5109 Change read_shndx type to unsigned int.
5110 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5112 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5113 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5114 Change read_shndx type to unsigned int.
5115 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5117 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5118 * layout.cc (Layout::create_symtab_sections): Cast the result of
5119 local_symcount * symsize to off_t in the gold_assert.
5121 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5123 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5124 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5126 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5127 (Arm_relocate_functions::thm_abs5): New function.
5128 (Arm_relocate_functions::abs12): New function.
5129 (Arm_relocate_functions::abs16): New function.
5130 (Arm_relocate_functions::base_abs): New function.
5131 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5132 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5133 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5135 (Scan::global): Likewise.
5136 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5137 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5138 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5139 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5142 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5144 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5145 (Arm_relocate_functions::movt_prel): New function.
5146 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5147 (Arm_relocate_functions::thm_movt_prel): New function.
5148 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5149 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5150 (Scan::global, Relocate::relocate): Likewise.
5151 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5153 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5155 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5156 Incremental_checker.
5157 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5159 (class Incremental_inputs_header): New class.
5160 (Incremental_inputs_header_writer): Edit comment.
5161 (Incremental_inputs_entry): New class.
5162 (Incremental_inputs_entry_writer): Edit comment.
5163 (Sized_incremental_binary::do_find_incremental_inputs_section):
5164 Add *strtab_shndx parameter, fill it.
5165 (Sized_incremental_binary::do_check_inputs): New method.
5166 (Incremental_checker::can_incrementally_link_output_file): Use
5167 Sized_incremental_binary::check_inputs.
5168 (Incremental_inputs::report_command_line): Save command line in
5171 (Incremental_binary::find_incremental_inputs_section): New
5173 (Incremental_binary::do_find_incremental_inputs_section): Add
5174 strtab_shndx parameter.
5175 (Incremental_binary::do_check_inputs): New pure virtual method.
5176 (Sized_incremental_binary::do_check_inputs): Declare.
5177 (Incremental_checker::Incremental_checker): Add incremental_inputs
5178 parameter, use it to initialize incremental_inputs_.
5179 (Incremental_checker::incremental_inputs_): New field.
5180 (Incremental_checker::command_line): New method.
5181 (Incremental_checker::inputs): New method.
5182 (Incremental_checker::command_line_): New field.
5184 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5186 * incremental.cc: Include <cstdarg> and "target-select.h".
5187 (vexplain_no_incremental): New function.
5188 (explain_no_incremental): New function.
5189 (Incremental_binary::error): New method.
5190 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5192 (make_sized_incremental_binary): New function.
5193 (open_incremental_binary): New function.
5194 (can_incrementally_link_file): Add checks if output is ELF and has
5196 * incremental.h: Include "elfcpp_file.h" and "output.h".
5197 (Incremental_binary): New class.
5198 (Sized_incremental_binary): New class.
5199 (open_incremental_binary): Declare.
5200 * object.cc (is_elf_object): Use
5201 elfcpp::Elf_recognizer::is_elf_file.
5202 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5203 * output.h (Output_file::filesize): New method.
5205 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5207 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5209 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5210 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5212 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5214 (Arm_relocate_functions::movw_abs_nc): New function.
5215 (Arm_relocate_functions::movt_abs): New function.
5216 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5217 (Arm_relocate_functions::thm_movt_abs): New function.
5218 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5219 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5220 (Scan::global): Likewise.
5221 (Relocate::relocate): Likewise.
5222 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5224 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5226 * arm.cc (Arm_relocate_functions::got_prel) New function.
5227 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5228 (Relocate::relocate): Likewise.
5229 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5231 2009-10-06 Ian Lance Taylor <iant@google.com>
5233 * options.h (class General_options): Define
5234 split_stack_adjust_size parameter.
5235 * object.h (class Object): Add uses_split_stack_ and
5236 has_no_split_stack_ fields. Add uses_split_stack and
5237 has_no_split_stack accessor functions. Declare
5238 handle_split_stack_section.
5239 (class Reloc_symbol_changes): Define.
5240 (class Sized_relobj): Define Function_offsets. Declare
5241 split_stack_adjust, split_stack_adjust_reltype, and
5243 * object.cc (Object::handle_split_stack_section): New function.
5244 (Sized_relobj::do_layout): Call handle_split_stack_section.
5245 * dynobj.cc (Sized_dynobj::do_layout): Call
5246 handle_split_stack_section.
5247 * reloc.cc (Sized_relobj::relocate_sections): Call
5248 split_stack_adjust for executable sections in split_stack
5249 objects. Pass reloc_map to relocate_section.
5250 (Sized_relobj::split_stack_adjust): New function.
5251 (Sized_relobj::split_stack_adjust_reltype): New function.
5252 (Sized_relobj::find_functions): New function.
5253 * target-reloc.h: Include "object.h".
5254 (relocate_section): Add reloc_symbol_changes parameter. Change
5256 * target.h (class Target): Add calls_non_split method. Declare
5257 do_calls_non_split virtual method. Declare match_view and
5259 * target.cc: Include "elfcpp.h".
5260 (Target::do_calls_non_split): New function.
5261 (Target::match_view): New function.
5262 (Target::set_view_to_nop): New function.
5263 * gold.cc (queue_middle_tasks): Give an error if mixing
5264 split-stack and non-split-stack objects with -r.
5265 * i386.cc (Target_i386::relocate_section): Add
5266 reloc_symbol_changes parameter.
5267 (Target_i386::do_calls_non_split): New function.
5268 * x86_64.cc (Target_x86_64::relocate_section): Add
5269 reloc_symbol_changes parameter.
5270 (Target_x86_64::do_calls_non_split): New function.
5271 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5273 * powerpc.cc (Target_powerpc::relocate_section): Add
5274 reloc_symbol_changes parameter.
5275 * sparc.cc (Target_sparc::relocate_section): Add
5276 reloc_symbol_changes parameter.
5277 * configure.ac: Call AM_CONDITIONAL for the default target.
5278 * configure: Rebuild.
5279 * testsuite/Makefile.am (TEST_AS): New variable.
5280 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5281 (check_DATA): Add split_i386 and split_x86_64 files.
5282 (SPLIT_DEFSYMS): Define.
5283 (split_i386_[1234n].o): New targets.
5284 (split_i386_[124]): New targets.
5285 (split_i386_[1234r].stdout): New targets.
5286 (split_x86_64_[1234n].o): New targets.
5287 (split_x86_64_[124]): New targets.
5288 (split_x86_64_[1234r].stdout): New targets.
5289 (MOSTLYCLEANFILES): Add new executables.
5290 * testsuite/split_i386.sh: New file.
5291 * testsuite/split_x86_64.sh: New file.
5292 * testsuite/split_i386_1.s: New file.
5293 * testsuite/split_i386_2.s: New file.
5294 * testsuite/split_i386_3.s: New file.
5295 * testsuite/split_i386_4.s: New file.
5296 * testsuite/split_i386_n.s: New file.
5297 * testsuite/split_x86_64_1.s: New file.
5298 * testsuite/split_x86_64_2.s: New file.
5299 * testsuite/split_x86_64_3.s: New file.
5300 * testsuite/split_x86_64_4.s: New file.
5301 * testsuite/split_x86_64_n.s: New file.
5302 * testsuite/testfile.cc (Target_test): Update relocation_section
5304 * testsuite/Makefile.in: Rebuild.
5306 2009-10-06 Ian Lance Taylor <iant@google.com>
5308 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5309 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5310 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5311 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5312 the address on ldo_addrs_.
5313 (Target_i386::Relocate::fix_up_ldo): New function.
5315 2009-10-06 Rafael Espindola <espindola@google.com>
5317 * plugin.cc (add_input_library): New.
5318 (Plugin::load): Add add_input_library to tv.
5319 (Plugin_manager::add_input_file): Add the is_lib argument.
5320 (add_input_file): Update call to Plugin_manager::add_input_file.
5321 (add_input_library): New.
5322 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5324 2009-09-30 Doug Kwan <dougkwan@google.com>
5326 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5327 symbol and call Symbol::may_need_copy_reloc to determine if
5328 a copy reloc is needed.
5329 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5330 nocopyreloc is given in command line.
5331 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5332 given in command line.
5333 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5334 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5335 of the removed Target_i386::may_need_copy_reloc.
5336 * options.h (copyreloc): New option with default value false.
5337 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5338 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5339 instead of the removed Target_powerpc::may_need_copy_reloc.
5340 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5341 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5342 instead of the removed Target_sparc::may_need_copy_reloc.
5343 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5344 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5345 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5346 instead of the removed Target_x86_64::may_need_copy_reloc.
5348 2009-09-30 Ian Lance Taylor <iant@google.com>
5350 * object.h (class Object): Remove target_ field, and target,
5351 sized_target, and set_target methods.
5352 (Object::sized_target): Remove.
5353 (class Sized_relobj): Update declarations. Remove sized_target.
5354 * object.cc (Sized_relobj::setup): Remove target parameter.
5356 (Input_objects::add_object): Don't do anything with the target.
5357 (make_elf_sized_object): Add punconfigured parameter. Change all
5358 callers. Set or test parameter target.
5359 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5361 * parameters.cc (Parameters::set_target): Change parameter type to
5363 (Parameters::default_target): Remove.
5364 (set_parameters_target): Change parameter type to be non-const.
5365 (parameters_force_valid_target): New function.
5366 (parameters_clear_target): New function.
5367 * parameters.h (class Parameters): Update declarations. Remove
5368 default_target method. Add sized_target and clear_target
5369 methods. Change target_ to be non-const.
5370 (set_parameters_target): Update declaration.
5371 (parameters_force_valid_target): Declare.
5372 (parameters_clear_target): Declare.
5373 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5374 as NULL if we aren't searching.
5375 (Add_symbols::run): Don't check for compatible target.
5376 * fileread.cc (Input_file::open_binary): Call
5377 parameters_force_valid_target.
5378 * gold.cc (queue_middle_tasks): Likewise.
5379 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5380 set_target on object.
5381 * dynobj.h (class Sized_dynobj): Update declarations.
5382 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5383 make_elf_object returns NULL.
5384 (Archive::include_member): Don't check whether object target is
5386 * output.cc (Output_section::add_input_section): Get target from
5388 (Output_section::relax_input_section): Likewise.
5389 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5391 (Sized_relobj::do_scan_relocs): Likewise.
5392 (Sized_relobj::relocate_sections): Likewise.
5393 * resolve.cc (Symbol_table::resolve): Likewise.
5394 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5395 parameter. Change all callers.
5396 (Symbol_table::add_from_object): Get target from parameters.
5397 (Symbol_table::add_from_relobj): Don't check object target.
5398 (Symbol_table::add_from_dynobj): Likewise.
5399 (Symbol_table::define_special_symbol): Get target from
5401 * symtab.h (class Symbol_table): Update declaration.
5402 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5403 parameter. Change all callers. Clear parameter target.
5404 (Binary_test): Test target here.
5405 * testsuite/object_unittest.cc (gold_testsuite): Remove
5406 target_test_pointer parameter. Change all callers.
5407 (Object_test): Test target here.
5409 2009-09-26 Ian Lance Taylor <iant@google.com>
5411 * testsuite/initpri1.c: Don't try to use constructor priorities if
5412 compiling with gcc before 4.3.
5414 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5416 * testsuite/retain_symbols_file_test.sh (check_present): Change
5417 output file name to retain_symbols_file_test.stdout.
5418 (check_absent): Likewise.
5420 2009-09-18 Craig Silverstein <csilvers@google.com>
5422 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5423 * options.cc: Include <cerrno> and <fstream>.
5424 (General_options::finalize): Parse -retain-symbols-file tag.
5425 * options.h: New flag.
5426 (General_options): New method should_retain_symbol, new
5427 variable symbols_to_retain.
5428 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5429 should_retain_symbol map.
5430 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5431 * testsuite/Makefile.in: Regenerate.
5432 * testsuite/retain_symbols_file_test.sh: New file.
5434 2009-09-18 Nick Clifton <nickc@redhat.com>
5436 * po/es.po: Updated Spanish translation.
5438 2009-09-17 Doug Kwan <dougkwan@google.com>
5440 * debug.h (DEBUG_RELAXATION): New constant.
5441 (DEBUG_ALL): Add DEBUG_RELAXATION.
5442 (debug_string_to_enum): Add relaxation debug option.
5444 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5445 Layout::Relaxation_debug_check::read_sections,
5446 Layout::Relaxation_debug_check::read_sections): New method definitions.
5447 (Layout::Layout): Initialize data members
5448 record_output_section_data_from_scrips_,
5449 script_output_section_data_list_ and relaxation_debug_check_.
5450 (Layout::save_segments, Layout::restore_segments,
5451 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5452 Layout::relaxation_loop_body): New method definitions.
5453 (Layout::finalize): Support relaxation. Move section layout code to
5454 Layout::relaxation_loop_body.
5455 (Layout::set_asection_address_from_script): Move code for orphan
5456 section placement out.
5457 (Layout::place_orphan_sections_in_script): New method definition.
5458 * layout.h (Output_segment_headers, Output_file_header):
5459 New forward class declarations.
5460 (Layout::~Layout): Define.
5461 (Layout::new_output_section_data_from_script): New method definition.
5462 (Layout::place_orphan_sections_in_script): New method declaration.
5463 (Layout::Segment_states): New type declaration.
5464 (Layout::save_segments, Layout::restore_segments,
5465 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5466 Layout::relaxation_loop_body): New method declarations.
5467 (Layout::Output_section_data_list): New type declaration.
5468 (Layout::Relaxation_debug_check): New class definition.
5469 (Layout::record_output_section_data_from_script_,
5470 Layout::script_output_section_data_list_, Layout::segment_states_,
5471 Layout::relaxation_debug_check_): New data members.
5472 * output.cc: (Output_section_headers::do_size): New method definition.
5473 (Output_section_headers::Output_section_headers): Move size
5474 computation to Output_section_headers::do_size.
5475 (Output_segment_headers::do_size): New method definition.
5476 (Output_file_header::Output_file_header): Move size computation to
5477 Output_file_header::do_size and call it.
5478 (Output_file_header::do_size): New method definition.
5479 (Output_data_group::Output_data_group): Adjust call to
5480 Output_section_data.
5481 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5482 (Output_symtab_xindex::do_write): Add array bound check.
5483 (Output_section::Input_section::print_to_mapfile): Handle
5484 RELAXED_INPUT_SECTION_CODE.
5485 (Output_section::Output_section): Initialize data member checkpoint_.
5486 (Output_section::~Output_section): Delete checkpoint object pointed
5488 (Output_section::add_input_section): Always add an Input_section if
5490 (Output_section::add_merge_input_section): Add assert.
5491 (Output_section::relax_input_section): New method definition.
5492 (Output_section::set_final_data_size): Set load address to zero for
5493 an unallocated section.
5494 (Output_section::do_address_and_file_offset_have_reset_values):
5495 New method definition.
5496 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5497 Handle relaxed input section.
5498 (Output_section::sort_attached_input_sections): Checkpoint input
5499 section list lazily.
5500 (Output_section::get_input_sections): Change type of input_sections to
5501 list of Simple_input_section pointers. Checkpoint input section list
5502 lazily. Also handle relaxed input sections.
5503 (Output_section::add_input_section_for_script): Take a reference to
5504 a Simple_input_section object instead of Relobj pointer and section
5505 index as parameter. Handle relaxed input sections.
5506 (Output_section::save_states, Output_section::restore_states): New
5508 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5509 (Output_data::is_data_size_fixed): New method definition.
5510 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5512 (Output_data::address_and_file_offset_have_reset_values): New method
5514 (Output_data::do_address_and_file_offset_have_reset_values): New method
5516 (Output_data::set_data_size): Check that data size is not fixed.
5517 (Output_data::fix_data_size): New method definition.
5518 (Output_data::is_data_size_fixed_): New data member.
5519 (Output_section_headers::set_final_data_size): New method definition.
5520 (Output_section_headers::do_size): New method declaration.
5521 (Output_segment_headers::set_final_data_size): New method definition.
5522 (Output_segment_headers::do_size): New method declaration.
5523 (Output_file_header::set_final_data_size)::New method definition.
5524 (Output_file_header::do_size)::New method declaration.
5525 (Output_section_data::Output_section_data): Add new parameter
5526 is_data_size_fixed and use it to fix data size.
5527 (Output_data_const::Output_data_const): Adjust call to base class
5528 constructor and fix data size.
5529 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5530 base class constructor and fix data size.
5531 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5532 base class constructor and fix data size.
5533 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5534 class constructor and fix data size.
5535 (Output_data_group::set_final_data_size): New method definition.
5536 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5537 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5538 class constructor and fix data size.
5539 (Output_relaxed_input_section): New class definition.
5540 (Output_section::Simple_input_section): New class definition.
5541 (Output_section::get_input_sections): Adjust parameter list.
5542 (Output_section::add_input_section_for_script): Same.
5543 (Output_section::save_states, Output_section::restore_states,
5544 Output_section::do_address_and_file_offset_have_reset_values,
5545 (Output_section::Input_section::Input_section): Handle
5546 RELAXED_INPUT_SECTION_CODE. Add new overload for
5547 Output_relaxed_input_section.
5548 (Output_section::Input_section::is_input_section,
5549 Output_section::Input_section::set_output_section): Handle relaxed
5551 (Output_section::Input_section::is_relaxed_input_section,
5552 Output_section::Input_section::output_section_data,
5553 Output_section::Input_section::relaxed_input_section): New method
5555 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5557 (Output_section::Input_section::u1_): Update comments.
5558 (Output_section::Input_section::u2_): Add new union member poris.
5559 (Output_section::Checkpoint_output_section): New classs definition.
5560 (Output_section::relax_input_section): New method declaration.
5561 (Output_section::checkpoint_): New data member.
5562 (Output_segment): Update comments.
5563 (Output_segment::Output_segment): Un-privatize copy constructor.
5564 (Output_segment::operator=): Un-privatize.
5565 * script-sections.cc (Output_section_element::Input_section_list):
5566 Change element type to Output_section::Simple_input_section.
5567 (Output_section_element_dot_assignment::set_section_addresses):
5568 Register output section data for relaxation clean up.
5569 (Output_data_exression::Output_data_expression): Adjust call to base
5570 constructor to fix data size.
5571 (Output_section_element_data::set_section_addresses): Register
5572 Output_data_expression object for relaxation clean up.
5573 (struct Input_section_info): Replace Relobj pointer and section index
5574 pair with Output_section::Simple_input_section and Convert struct to a
5576 (Input_section_sorter::operator()): Adjust access to
5577 Input_section_info data member to use accessors.
5578 (Output_section_element_input::set_section_addresses): Use layout
5579 parameter. Adjust code to use Output_section::Simple_input_section
5580 and Input_secction_info classes. Register filler for relaxation
5582 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5583 and section index pair with Output_section::Simple_input_section
5584 class. Adjust code accordingly.
5585 (Phdrs_element::release_segment): New method definition.
5586 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5588 (Script_sections::release_segments): New method definition.
5589 * gold/script-sections.h (Script_sections::release_segments): New
5591 * gold/target.h (Target::may_relax, Target::relax,
5592 Target::do_may_relax, Target::do_relax): New method definitions.
5594 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5596 * arm.cc (has_signed_unsigned_overflow): New function.
5597 (Arm_relocate_functions::abs8): New function.
5598 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5599 (Target_arm::Scan::global): Likewise.
5600 (Target_arm::relocate::relocate): Likewise.
5601 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5604 2009-09-16 Cary Coutant <ccoutant@google.com>
5606 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5607 * testsuite/Makefile.in: Regenerate.
5609 2009-09-11 Nick Clifton <nickc@redhat.com>
5611 * po/gold.pot: Updated by the Translation project.
5613 2009-09-08 Cary Coutant <ccoutant@google.com>
5615 * output.cc (Output_file::open): Add execute permission to empty file.
5616 * testsuite/Makefile.am (permission_test): New test.
5617 * testsuite/Makefile.in: Regenerate.
5619 2009-09-02 Ian Lance Taylor <iant@google.com>
5621 * output.cc (Output_file::resize): Call map_no_anonymous rather
5624 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5626 * gold.cc: Include "incremental.h".
5627 (queue_initial_tasks): Call Incremental_checker methods.
5628 * incremental.cc: Include "output.h".
5629 (Incremental_checker::can_incrementally_link_output_file): New
5631 * incremental.h (Incremental_checker): New class.
5633 * output.cc (Output_file::open_for_modification): New method.
5634 (Output_file::map_anonymous): Changed return type to bool. Record
5636 (Output_file::map_no_anonymous): New method, broken out of map.
5637 (Output_file::map): Use map_no_anonymous and map_anonymous.
5638 * output.h (class Output_file): Update declarations.
5640 2009-08-24 Cary Coutant <ccoutant@google.com>
5642 * options.h (Command_line::Pre_options): New class.
5643 (Command_line::pre_options): New member.
5644 * options.cc (gold::options::ready_to_register): New variable.
5645 (One_option::register_option): Do nothing if not registering options.
5646 Assert if same short option registered twice.
5647 (General_options::General_options): Turn off option registration when
5649 (Command_line::Pre_options::Pre_options): New constructor.
5651 2009-08-24 Cary Coutant <ccoutant@google.com>
5653 * options.h (General_options::no_keep_memory): Remove incorrect
5656 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5658 * Makefile.am (am__skiplex, am__skipyacc): New.
5659 * Makefile.in: Regenerate.
5661 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5663 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5664 (INCLUDES): ... this.
5665 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5666 (AM_CPPFLAGS): Renamed from ...
5667 (INCLUDE): ... this.
5668 * Makefile.in, testsuite/Makefile.in: Regenerate.
5670 * Makefile.in: Regenerate.
5671 * aclocal.m4: Likewise.
5672 * config.in: Likewise.
5673 * configure: Likewise.
5674 * testsuite/Makefile.in: Likewise.
5676 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5677 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5678 * Makefile.in: Regenerate.
5679 * testsuite/Makefile.in: Regenerate.
5681 2009-08-19 Cary Coutant <ccoutant@google.com>
5683 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5684 symbols in shared libraries overridden by hidden or internal symbols
5685 in the main program.
5687 2009-08-19 Chris Demetriou <cgd@google.com>
5689 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5690 checking source file names in error messages.
5692 2009-08-18 Doug Kwan <dougkwan@google.com>
5694 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5695 an elcpp::Ehdr as parameter. Adjust call to set_target.
5696 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5697 an elfcpp::Ehdr as parameter.
5698 * object.cc (Object::set_target): Remove the version that looks up
5699 a target and sets it.
5700 (Sized_relobj::setup): Take a Target object instead of
5701 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5702 (make_elf_sized_object): Find target and ask target to
5704 * object.h: (Object::set_target): Remove the version that looks up
5705 a target and sets it.
5706 (Sized_relobj::setup): Take a Target object instead of
5707 an elfcpp:Ehdr as parameter.
5708 * target.cc: Include dynobj.h.
5709 (Target::do_make_elf_object_implementation): New.
5710 (Target::do_make_elf_object): New.
5711 * target.h (Target::make_elf_object): New template declaration.
5712 (Target::do_make_elf_object): New method declarations.
5713 (Target::do_make_elf_object_implementation): New template declaration.
5715 2009-08-14 Ian Lance Taylor <iant@google.com>
5717 * gold.h (FUNCTION_NAME): Define.
5718 (gold_unreachable): Use FUNCTION_NAME.
5720 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5722 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5723 symbol in the --keep-unique list is not found.
5725 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5727 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5728 been maked as --keep-unique.
5729 (Icf::unfold_section): New function.
5730 * icf.h (Icf::unfold_section): New function.
5731 * options.h (General_options::keep_unique): New option.
5732 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5733 * testsuite/Makefile.in: Regenerate.
5734 * testsuite/icf_keep_unique_test.sh: New file.
5735 * testsuite/icf_keep_unique_test.cc: New file.
5737 2009-08-12 Cary Coutant <ccoutant@google.com>
5740 * resolve.cc (Symbol_table::resolve): Check for references from
5741 dynamic objects to hidden and internal symbols.
5742 * testsuite/Makefile.am (hidden_test.sh): New test.
5743 * testsuite/Makefile.in: Regenerate.
5744 * testsuite/hidden_test.sh: New script.
5745 * testsuite/hidden_test_1.c: New test source.
5746 * testsuite/hidden_test_main.c: New test source.
5748 2009-08-11 Doug Kwan <dougkwan@google.com>
5750 * arm.cc: Update comments.
5751 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5752 segment to locate the .ARM.exidx section if present.
5754 2009-08-09 Doug Kwan <dougkwan@google.com>
5756 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5759 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5760 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5763 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5765 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5766 valid tls_segment only for non-debug-section relocations.
5767 * testsuite/Makefile.am: Add gc_tls_test.
5768 * testsuite/Makefile.in: Regenerate.
5769 * testsuite/gc_tls_test.cc: New file.
5770 * testsuite/gc_tls_test.sh: New file.
5772 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5776 * Makefile.am (CCFILES): Add icf.cc.
5778 * Makefile.in: Regenerate.
5779 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5780 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5781 section, symbol and addend information for the relocs.
5782 * gold.cc (queue_middle_tasks): Call identical code folding.
5783 * gold.h: Add defines for multimap.
5784 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5785 to the call of finalize_local_symbols.
5786 * main.cc (main): Create object of class Icf.
5787 * object.cc (Sized_relobj::do_layout): Allow this function to be
5788 called twice during icf.
5789 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5790 to sections marked as identical by icf.
5791 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5793 (Sized_relobj::do_section_entsize): New function.
5794 * object.h (Object::section_entsize): New function.
5795 (Object::do_section_entsize): New pure virtual function.
5796 (Relobj::finalize_local_symbols): Add new parameter.
5797 (Relobj::do_section_entsize): New function.
5798 * options.h (General_options::icf): New option.
5799 (General_options::icf_iterations): New option.
5800 (General_options::print_icf_sections): New option.
5801 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5802 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5803 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5805 * symtab.cc (Symbol_table::is_section_folded): New function.
5806 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5807 to sections marked as identical by icf.
5808 * symtab.h (Symbol_table::set_icf): New function.
5809 (Symbol_table::icf): New function.
5810 (Symbol_table::is_section_folded): New function.
5811 (Symbol_table::icf_): New data member.
5812 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5813 * testsuite/Makefile.am: Add commands to build icf_test.
5814 * testsuite/Makefile.in: Regenerate.
5815 * testsuite/icf_test.sh: New file.
5816 * testsuite/icf_test.cc: New file.
5818 2009-07-24 Chris Demetriou <cgd@google.com>
5820 * layout.cc (is_compressible_debug_section): Fix incorrect
5821 comment about compressed section names.
5823 2009-07-20 Ian Lance Taylor <ian@airs.com>
5826 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5828 2009-07-16 Ian Lance Taylor <iant@google.com>
5831 * layout.h: #include <map>.
5832 (class Kept_section): Change from struct to class. Add accessors
5833 and setters. Add section size to Comdat_group mapping. Change
5834 Comdat_group to std::map. Add is_comdat_ field. Add
5835 linkonce_size field in union.
5836 (class Layout): Update declaration of find_or_add_kept_section.
5837 Don't declare find_kept_object.
5838 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5839 parameter. Add object, shndx, is_comdat, and is_group_name
5840 parameters. Change all callers. Adjust for new Kept_section.
5841 (Layout::find_kept_object): Remove.
5842 * object.cc (Sized_relobj::include_section_group): Update use of
5843 Kept_section. Rename secnum to shndx. Only record
5844 Kept_comdat_section if sections are the same size.
5845 (Sized_relobj::include_linkonce_section): Update use of
5846 Kept_section. Only record Kept_comdat_section if sections are the
5847 same size. Set size of linkonce section.
5848 (Sized_relobj::map_to_kept_section): Update call to
5849 get_kept_comdat_section.
5850 * object.h (class Sized_relobj): Rename fields in
5851 Kept_comdat_section to drop trailing underscores; change object
5852 field to Relobj*. Change Kept_comdat_section_table to store
5853 struct rather than pointer.
5854 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5855 Add kept_object and kept_shndx parameters. Change all callers.
5856 (Sized_relobj::get_kept_comdat_section): Change return type to
5857 bool. Add kept_object and kept_shndx parameters. Change all
5859 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5860 Layout::find_or_add_kept_section.
5862 2009-07-09 Ian Lance Taylor <iant@google.com>
5864 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5865 Reserve space in the hash table.
5867 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5869 * fileread.cc (File_read::get_mtime): New method.
5870 * fileread.h (Timespec): New structure.
5871 (File_read::get_mtime): New method.
5872 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5873 Renamed from timestamp_nsec.
5874 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5876 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5878 (Incremental_inputs::report_archive): Save mtime; style fix.
5879 (Incremental_inputs::report_obejct): Save mtime; style fix.
5880 (Incremental_inputs::report_script): Save mtime; style fix.
5881 (Incremental_inputs::finalize_inputs): Style fix.
5882 (Incremental_inputs::finalize): Style fix.
5883 (Incremental_inputs::create_input_section_data): Store inputs
5885 * incremental.h (Incremental_inputs::report_script): Add mtime
5887 (Incremental_inputs::Input_info::Input_info): Intialize only one
5889 (Incremental_inputs::Input_info::archive): Move to nameless
5891 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5892 (Incremental_inputs::Input_info::script): Move to nameless union.
5893 (Incremental_inputs::mtime): New field.
5894 * script.cc (read_input_script): Pass file mtime to
5896 * script.h (Script_info::inputs): Style fix.
5898 2009-07-01 Ian Lance Taylor <ian@airs.com>
5900 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5903 2009-06-24 Ian Lance Taylor <iant@google.com>
5906 * layout.cc (Layout::choose_output_section): If we find an
5907 existing section, update the flags.
5908 (Layout::create_notes): New function, broken out of
5910 (Layout::finalize): Don't create note sections.
5911 (Layout::create_note): Don't crash if linker script discards
5913 (Layout::create_gold_note): Likewise.
5914 (Layout::create_build_id): Likewise. Don't set
5915 after_input_sections on the section.
5916 (Layout::create_executable_stack_info): Remove target parameter.
5918 * layout.h (class Layout): Declare create_notes. Update
5919 declaration of create_executable_stack_info.
5920 * gold.cc (queue_middle_tasks): Call create_notes.
5921 * output.cc (Output_section::update_flags_for_input_section): Move
5922 here from output.h. If SHF_ALLOC flag is newly set, mark address
5924 * output.h (Output_data::mark_address_invalid): New function.
5925 (class Output_section): Only declare, not define,
5926 update_flags_for_input_section. Remove set_flags.
5928 2009-06-24 Ian Lance Taylor <iant@google.com>
5930 * script-sections.cc (Output_section_definition::
5931 set_section_addresses): Rename shadowing local load_address to
5934 2009-06-24 Ian Lance Taylor <iant@google.com>
5937 * reloc.cc (relocate_sections): Skip empty relocation sections.
5939 2009-06-23 Ian Lance Taylor <iant@google.com>
5942 * layout.cc (Layout::create_note): Use choose_output_section
5943 rather than make_output_section.
5945 2009-06-23 Ian Lance Taylor <iant@google.com>
5948 * options.cc (General_options::parse_V): Set printed_version_.
5949 (General_options::General_options): Initialize printed_version_.
5950 * options.h (class General_options): Add printed_version_ field.
5951 * gold.cc (queue_initial_tasks): If there are no input files,
5952 don't give a fatal error if we printed the version information.
5953 (queue_middle_tasks): If using -r with a shared object, give a
5954 fatal error rather than an ordinary error.
5956 2009-06-23 Ian Lance Taylor <iant@google.com>
5959 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5960 (Layout::make_output_section): Set have_stabstr_section_ if we see
5961 a .stab*str section.
5962 (Layout::finalize): Call link_stabs_sections.
5963 (Layout::link_stabs_sections): New file.
5964 * layout.h (class Layout): Add have_stabstr_section_ field.
5965 Declare link_stabs_sections.
5967 2009-06-23 Doug Kwan <dougkwan@google.com>
5969 * Makefile.am (libgold_a_LIBADD): New.
5970 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5971 * Makefile.in: Regenerate.
5972 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5973 * configure: Regenerate.
5974 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5975 * fileread.cc: Include sys/state.h
5976 * gold.h: Declare memmem and strndup if found missing.
5977 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5979 2009-06-23 Ian Lance Taylor <iant@google.com>
5981 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5982 * configure: Rebuild.
5984 2009-06-23 Ian Lance Taylor <iant@google.com>
5987 * object.cc (Object::section_contents): Don't try to get a view if
5988 the section has length zero.
5989 (Object::handle_gnu_warning_section): If the section is empty, use
5990 the name of the section as the warning.
5992 2009-06-23 Ian Lance Taylor <iant@google.com>
5995 * stringpool.h (class Stringpool_template): Add optimize_ field.
5996 (Stringpool_template::set_optimize): New function.
5997 * stringpool.cc (Stringpool_template::Stringpool_template):
5998 Initialize optimize_ field.
5999 (Stringpool_template::set_string_offsets): Test local optimize
6000 fild rather than parameter.
6001 * layout.cc (Layout::Layout): Call set_optimize on the section
6004 2009-06-22 Ian Lance Taylor <iant@google.com>
6007 * yyscript.y: Parse TARGET.
6008 * script.cc (script_set_target): New function.
6009 * script-c.h (script_set_target): Declare.
6010 * options.cc (General_options::string_to_object_format): Rename
6011 from string_to_object_format in anonymous namespace. Change
6013 * options.h (class General_options): Declare
6014 string_to_object_format.
6016 2009-06-22 Ian Lance Taylor <iant@google.com>
6018 * script-sections.cc (Script_sections::create_segments): Don't put
6019 program headers in a PT_LOAD segment if -n or -N.
6021 2009-06-22 Ian Lance Taylor <iant@google.com>
6024 * options.h (class General_options): Add -z lazy and -z now. Sort
6025 -z options into alphabetical order.
6026 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6028 2009-06-21 Ian Lance Taylor <iant@google.com>
6030 * layout.cc (Layout::make_output_section): Call
6031 Target::new_output_section.
6032 (Layout::attach_allocated_section_to_segment): Put large section
6033 sections in a separate load segment with the large segment flag
6035 (Layout::segment_precedes): Sort large data segments after other
6037 (align_file_offset): New static function.
6038 (Layout::set_segment_offsets): Use align_file_offset.
6039 * output.h (class Output_section): Add is_small_section_ and
6040 is_large_section_ fields.
6041 (Output_section::is_small_section): New function.
6042 (Output_section::set_is_small_section): New function.
6043 (Output_section::is_large_section): New function.
6044 (Output_section::set_is_large_section): New function.
6045 (Output_section::is_large_data_section): New function.
6046 (class Output_segment): Add is_large_data_segment_ field.
6047 (Output_segment::is_large_data_segment): New function.
6048 (Output_segment::set_is_large_data_segment): New function.
6049 * output.cc (Output_section::Output_section): Initialize new
6051 (Output_segment::Output_segment): Likewise.
6052 (Output_segment::add_output_section): Add assertion that large
6053 data sections always go in large data segments. Force small data
6054 sections to the end of the list of data sections. Force small BSS
6055 sections to the start of the list of BSS sections. For large BSS
6056 sections to the end of the list of BSS sections.
6057 * symtab.h (class Symbol): Declare is_common_shndx.
6058 (Symbol::is_defined): Check Symbol::is_common_shndx.
6059 (Symbol::is_common): Likewise.
6060 (class Symbol_table): Define enum Commons_section_type. Update
6061 declarations. Add small_commons_ and large_commons_ fields.
6062 * symtab.cc (Symbol::is_common_shndx): New function.
6063 (Symbol_table::Symbol_table): Initialize new fields.
6064 (Symbol_table::add_from_object): Put small and large common
6065 symbols in the right list.
6066 (Symbol_table::sized_finalized_symbol): Check
6067 Symbol::is_common_shndx.
6068 (Symbol_table::sized_write_globals): Likewise.
6069 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6070 common symbol lists. Don't call do_allocate_commons_list if the
6072 (Symbol_table::do_allocate_commons_list): Remove is_tls
6073 parameter. Add comons_section_type parameter. Change all
6074 callers. Handle small and large common symbols.
6075 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6076 Symbol::is_common_shndx.
6077 * resolve.cc (symbol_to_bits): Likewise.
6078 * target.h (Target::small_common_shndx): New function.
6079 (Target::small_common_section_flags): New function.
6080 (Target::large_common_shndx): New function.
6081 (Target::large_common_section_flags): New function.
6082 (Target::new_output_section): New function.
6083 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6084 small_common_section_flags, and large_common_section_flags
6086 (Target::do_new_output_section): New virtual function.
6087 * arm.cc (Target_arm::arm_info): Initialize new fields.
6088 * i386.cc (Target_i386::i386_info): Likewise.
6089 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6091 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6092 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6093 (Target_x86_64::do_new_output_section): New function.
6094 * configure.ac: Define conditional MCMODEL_MEDIUM.
6095 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6096 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6097 (large_LDFLAGS): Define.
6098 * testsuite/large.c: New file.
6099 * testsuite/testfile.cc (Target_test::test_target_info):
6100 Initialize new fields.
6101 * configure, testsuite/Makefile.in: Rebuild.
6103 2009-06-05 Doug Kwan <dougkwan@google.com>
6105 * Makefile.am (CCFILES): Add target.cc.
6106 * Makefile.in: Regenerate.
6107 * i386.cc (class Target_i386): Define new virtual method to
6108 override do_is_local_label_name in parent.
6109 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6110 local symbols if --discard-locals or -X is given.
6111 * options.h (class General_options): Declare new options
6112 '--discard-locals' and '-X' for discarding locals.
6113 * target.h (class Target): Define new methods is_local_label_name.
6114 Declare new virtual method do_is_local_label_name.
6115 * target.cc: New file.
6116 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6117 (check_SCRIPTS): Add discard_locals_test.sh.
6118 (check_DATA): Add discard_local_tests.syms.
6119 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6120 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6121 * testsuite/Makefile.in: Regenerate.
6122 * testsuite/discard_locals_test.c: New file.
6123 * testsuite/discard_locals_test.sh: Same.
6125 2009-06-05 Doug Kwan <dougkwan@google.com>
6127 * object.cc (Sized_relobj::Sized_relobj): Initialize
6128 discarded_eh_frame_shndx_ to -1U.
6129 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6131 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6132 a discarded .eh_frame section.
6133 (Sized_relobj::do_finalize_local_symbols): Ditto.
6134 * object.h (class Sized_relobj): Declare new member
6135 discarded_eh_frame_shndx_.
6136 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6137 (local_labels_test.o, local_labels_test): New rules.
6138 * testsuite/Makefile.in: Regenerate.
6140 2009-06-04 Doug Kwan <dougkwan@google.com>
6142 * layout.cc (Layout::section_name_mapping): Add mapping for
6143 special ARM sections.
6145 2009-06-03 Doug Kwan <dougkwan@google.com>
6147 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6148 (utils::has_overflow): Same.
6150 2009-06-03 Ian Lance Taylor <iant@google.com>
6152 * layout.cc (Layout::section_name_mapping): New array, replacing
6153 Layout::linkonce_mapping.
6154 (Layout::section_name_mapping_count): New variable, replacing
6155 Layout::linkonce_mapping_count.
6156 (Layout::linkonce_output_name): Remove.
6157 (Layout::output_section_name): Rewrite.
6158 * layout.h (class Layout): Rename Linkonce_mapping to
6159 Section_name_mapping, linkonce_mapping to section_name_mapping,
6160 linkonce_mapping_count to section_name_mapping_count. Don't
6161 declare linkonce_output_name.
6163 2009-06-03 Doug Kwan <dougkwan@google.com>
6165 * gold/arm.cc (namespace utils): New.
6166 (Target_arm::reloc_is_non_pic): Define new method.
6167 (class Arm_relocate_functions): New.
6168 (Target_arm::Relocate::relocate): Handle relocation types used by
6171 2009-06-03 Ian Lance Taylor <iant@google.com>
6173 * arm.cc (Target_arm::scan::global): Use || instead of |.
6175 2009-06-02 Doug Kwan <dougkwan@google.com>
6177 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6178 issued_non_pic_error_.
6179 (class Target_arm::Scan): Declare new method check_non_pic.
6180 Define new method symbol_needs_plt_entry.
6181 Declare new data member issued_non_pic_error_.
6182 (class Target_arm::Relocate): Declare new method
6183 should_apply_static_reloc.
6184 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6185 (Target_arm::Scan::check_non_pic): Define new method.
6186 (Target_arm::Scan::local): Handle a small subset of reloc types used
6188 (Target_arm::Scan::local): Same.
6189 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6191 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6193 * incremental.cc (Incremental_inputs::report_command_line): Filter
6194 out --incremental-* options.
6196 2009-05-29 Doug Kwan <dougkwan@google.com>
6198 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6200 (class Target_arm): Update comment.
6201 (Target_arm::Target_arm): Initialize new data members GOT_,
6202 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6203 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6204 and Target_arm::rel_dyn_section.
6205 Declare new_enum Target_arm::Got_type.
6206 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6208 Update commments for member do_dynsym_value.
6209 (Target_arm::got_size, Target_arm::plt_section,
6210 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6211 new methods inside class defintion.
6212 (Target_arm::got_section): Define new method.
6213 (Target_arm::rel_dyn_section): Same.
6214 (Output_data_plt_arm): New template class.
6215 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6216 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6217 (Output_data_plt_arm::add_entry): Same.
6218 (Output_data_plt_arm::first_plt_entry): Define new
6219 static data member for PLT instruction template.
6220 (Output_data_plt_arm::plt_entry): Same.
6221 (Output_data_plt_arm::do_write): Define new method.
6222 (Target_arm::make_plt_entry): Same.
6223 (Target_arm::do_finalize_sections): Same.
6224 (Target_arm::do_dynsym_value): Same.
6226 2009-05-28 Doug Kwan <dougkwan@google.com>
6228 * Makefile.am (TARGETSOURCES): Add arm.cc.
6229 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6230 * Makefile.in: Regenerate.
6232 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6234 2009-05-26 Doug Kwan <dougkwan@google.com>
6236 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6237 (General_options::check_excluded_libs): Strip off directories in
6238 archive name before matching like GNU ld does.
6239 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6240 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6241 (exclude_libs_test_LDFLAGS): Add linker option
6242 -Wl,--exclude-libs,libexclude_libs_test_3
6243 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6244 an explicit archive without using -l.
6245 (alt/libexclude_libs_test_3.a): New make rule.
6246 * testsuite/Makefile.in: Regenerate.
6247 * testsuite/exclude_libs_test.c : Declare lib3_default().
6249 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6250 * exclude_libs_test_3.c: New file.
6252 2009-05-26 Nick Clifton <nickc@redhat.com>
6254 * po/id.po: New Indonesian translation.
6255 * po/gold.pot: Updated template file.
6257 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6259 * testsuite/Makefile.am: Add -ffunction-sections to compile
6260 gc_comdat_test files. Add -Wl,--gc-sections to build
6262 * testsuite/Makefile.in: Regenerate.
6263 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6265 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6267 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6268 kept comdat section was garbage collected.
6269 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6270 * testsuite/Makefile.in: Regenerate.
6271 * testsuite/gc_comdat_test.sh: New file.
6272 * testsuite/gc_comdat_test_1.cc: New file.
6273 * testsuite/gc_comdat_test_2.cc: New file.
6275 2009-05-19 Doug Kwan <dougkwan@google.com>
6277 * archive.cc (Archive::Archive): Move constructor from archive.h
6278 to here. Initialize no_export_.
6279 (Archive::get_elf_object_for_member): Set no_export flag of object.
6280 * archive.h (Archive::Archive): Move constructor body to
6282 (Archive::no_export): New method.
6283 (Archive::no_export_): New field.
6284 * object.h (Object::Object): Initialize no_export_ to false.
6285 (Object::no_export, Object::set_no_export): New methods.
6286 (Object::no_export_): New field.
6287 * options.cc (General_options::parse_exclude_libs): New method.
6288 (General_options::check_excluded_libs) Same.
6289 * options.h (exclude_libs): New option.
6290 (General_options::check_excluded_libs): New method declaration.
6291 (General_options::excluded_libs_): New field.
6292 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6293 default or protected visibility if an object has no-export flag set.
6294 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6295 (check_SCRIPTS): Add exclude_libs_test.sh.
6296 (check_DATA): Add exclude_libs_test.syms.
6297 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6298 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6299 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6300 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6301 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6302 libexclude_libs_test_2.a): New rules.
6303 * testsuite/Makefile.in: Regenerate.
6304 * testsuite/exclude_libs_test.c: New file.
6305 * testsuite/exclude_libs_test.sh: Ditto.
6306 * testsuite/exclude_libs_test_1.c: Ditto.
6307 * testsuite/exclude_libs_test_2.c: Ditto.
6309 2009-05-15 Ian Lance Taylor <iant@google.com>
6311 * configure.ac: Check for declarations for cases where libiberty.h
6312 checks HAVE_DECL_xxx.
6313 * configure, config.in: Rebuild.
6315 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6317 * gold.h (Incremental_argument_list): Remove (invalid) forward
6319 * incremental.cc (Incremental_inputs::report_achive): New method.
6320 (Incremental_inputs::report_object): New method.
6321 (Incremental_inputs::report_script): New method.
6322 (Incremental_inputs::finalize_inputs): New method.
6323 (Incremental_inputs::finalize): Call finalize_inputs().
6324 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6325 Create inputs entries.
6326 * incremental.h (Incremental_input_type): New enum.
6327 (Incremental_inputs::Incremental_input): Initialize new fields.
6328 (Incremental_inputs::report_inputs): New method.
6329 (Incremental_inputs::report_achive): New method.
6330 (Incremental_inputs::report_object): New method.
6331 (Incremental_inputs::report_script): New method.
6332 (Incremental_inputs::finalize_inputs): New method.
6333 (Incremental_inputs::Input_info): New struct.
6334 (Incremental_inputs::Input_info_map): New typedef.
6335 (Incremental_inputs::lock_): New field.
6336 (Incremental_inputs::Inputs_): New field.
6337 (Incremental_inputs::Inputs_map): New field.
6338 * main.cc (main): Call Incremental_input::report_inputs.
6339 * options.h (Input_argument_list): Typedef moved from
6341 (Input_file_group::Files): Remove, use ::Input_argument_list.
6342 (Input_file_group::Input_argument_list): Remove, use
6343 ::Input_argument_list.
6344 * plugin.cc (Plugin_manager::add_input_file): Add error in
6346 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6348 * script.cc (read_input_script): Call
6349 Incremental_input::report_script.
6350 * script.h (Script_info): New class.
6352 2009-04-27 Ian Lance Taylor <iant@google.com>
6354 * x86_64.cc (do_adjust_output_section): Set entsize to
6357 2009-04-23 Elliott Hughes <enh@google.com>
6359 * output.cc (Output_file::close): After short writes, continue
6360 writing from the correct offset in the buffer being written.
6362 2009-04-23 Chris Demetriou <cgd@google.com>
6364 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6365 * configure: Regenerate.
6366 * config.in: Regenerate.
6367 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6368 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6370 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6372 * incremental.cc (Incremental_inputs_header_data): Renamed from
6373 Incremental_input_header_data.
6374 (Incremental_inputs_header_data::data_size): New field.
6375 (Incremental_inputs_header_data::put_input_file_count): Renamed
6376 from input_file_count.
6377 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6378 from command_line_offset.
6379 (Incremental_inputs_header_data::put_reserved): Renamed from
6381 (Incremental_inputs_entry_data): Renamed from
6382 Incremental_input_entry_data.
6383 (Incremental_inputs_entry_data::data_size): New field.
6384 (Incremental_inputs::report_command_line): New method.
6385 (Incremental_inputs::finalize): New method.
6386 (Incremental_inputs::create_incremental_inputs_data): New method.
6387 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6388 * incremental.h: New file.
6389 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6390 (Layout::finalize): Create incremental inputs section in
6392 (Layout::create_incremental_info_sections): New method.
6393 * layout.h (Layout::incremental_inputs): New method.
6394 (Layout::create_incremental_info_sections): New method.
6395 (Layout::incremental_inputs_): New field.
6396 * main.cc (main): Notify Incremental_input of the command line.
6398 2009-04-01 Ian Lance Taylor <iant@google.com>
6399 Mikolaj Zalewski <mikolajz@google.com>
6401 * gold.h (reserve_unordered_map): Define, three versions, one for
6402 each version of Unordered_map.
6403 * layout.cc (Layout::Layout): Remove options parameter. Add
6404 number_of_input_files parameter. Don't initialize options_.
6405 Initialize number_of_input_files_ and resized_signatures_. Move
6406 sections_are_attached_.
6407 (Layout::layout_group): Reserve space for group_signatures_.
6408 (Layout::find_or_add_kept_section): Change name parameter to be a
6409 reference. Resize signatures_ map when it gets large enough.
6410 (Layout::layout_eh_frame): Use parameters->options() instead of
6412 (Layout::make_output_section): Likewise.
6413 (Layout::attach_allocated_section_to_segment): Likewise.
6414 (Layout::finalize, Layout::create_executable_stack): Likewise.
6415 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6416 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6417 * layout.h (class Layout): Update declarations. Remove options_
6418 field. Add number_of_input_files_ and resized_signatures_
6419 fields. Move sections_are_attached_ field.
6420 * main.cc (main): Pass number of input files to Layout
6421 constructor. Don't pass options.
6423 2009-03-30 Ian Lance Taylor <iant@google.com>
6425 * ffsll.c (ffsll): Correct implementation.
6427 2009-03-27 Ian Lance Taylor <iant@google.com>
6429 * ffsll.c: New file.
6430 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6431 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6432 * ftruncate.c (ftruncate): Declare before definition.
6433 * mremap.c (mremap): Likewise.
6434 * pread.c (pread): Likewise.
6435 * configure, Makefile.in, config.in: Rebuild.
6437 * mremap.c: New file.
6438 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6439 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6440 (mremap): Declare if HAVE_MREMAP is not defined.
6441 * configure, Makefile.in, config.in: Rebuild.
6443 2009-03-27 Cary Coutant <ccoutant@google.com>
6445 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6446 position independent.
6447 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6448 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6450 2009-03-24 Cary Coutant <ccoutant@google.com>
6452 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6454 (needs_dynamic_reloc): Likewise.
6456 2009-03-24 Ian Lance Taylor <iant@google.com>
6458 * yyscript.y (file_cmd): Recognize EXTERN.
6459 (extern_name_list, extern_name_list_body): New nonterminals.
6460 * script.cc (script_add_extern): Define.
6461 * script-c.h (script_add_extern): Declare.
6463 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6465 * object.cc (is_elf_object): Define.
6466 * object.h (is_elf_object): Declare.
6467 * archive.cc (Archive::get_elf_object_for_member): Call
6469 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6471 2009-03-24 Elliott Hughes <enh@google.com>
6473 * output.cc (Output_file::map_anonymous): Define.
6474 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6475 try an anonymous one. Report the size if the mmap fails.
6476 * output.h (class Output_file): Declare map_anonymous.
6478 2009-03-24 Ian Lance Taylor <iant@google.com>
6480 * target-select.cc (instantiate_target): Don't acquire the lock if
6481 the instantiated_target_ field has already been set.
6483 2009-03-23 Ian Lance Taylor <iant@google.com>
6485 * gold-threads.h (class Initialize_lock): Define.
6486 * gold-threads.cc (class Initialize_lock_once): Define.
6487 (initialize_lock_control): New static variable.
6488 (initialize_lock_pointer): New static variable.
6489 (initialize_lock_once): New static function.
6490 (Initialize_lock::Initialize_lock): Define.
6491 (Initialize_lock::initialize): Define.
6492 * target-select.h: Include "gold-threads.h".
6493 (class Target_selector): Add lock_ and initialize_lock_ fields.
6494 Don't define instantiate_target, just declare it.
6495 * target-select.cc (Target_selector::Target_selector): Initialize
6497 (Target_selector::instantiate_target): Define.
6498 * descriptors.h: Include "gold-threads.h".
6499 (class Descriptors): Add initialize_lock_ field.
6500 * descriptors.cc (Descriptors::Descriptors): Initialize new
6502 (Descriptors::open): Use initialize_lock_ field
6503 * errors.h (class Errors): Add initialize_lock_ field.
6504 * errors.cc (Errors::Errors): Initialize new field.
6505 (Errors::initialize_lock): Use initialize_lock_ field.
6506 * powerpc.cc (class Target_selector_powerpc): Remove
6507 instantiated_target_ field. In do_recognize call
6508 instantiate_target rather than do_instantiate_target. In
6509 do_instantiate_target just allocate a new target.
6510 * sparc.cc (class Target_selector_sparc): Likewise.
6512 * freebsd.h: New file.
6513 * i386.cc: Include "freebsd.h".
6514 (Target_i386): Derive from Target_freebsd rather than
6516 (Target_selector_i386): Derive from Target_selector_freebsd rather
6517 than Target_selector.
6518 * x86_64.cc: Include "freebsd.h".
6519 (Target_x86_64): Derive from Target_freebsd rather than
6521 (Target_selector_x86_64): Derive from Target_selector_freebsd
6522 rather than Target_selector.
6523 * target.h (class Target): Add adjust_elf_header and
6524 do_adjust_elf_header.
6525 * output.cc (Output_file_header:: do_sized_write): Call target
6526 adjust_elf_header routine.
6527 * configure.tgt: Set targ_osabi.
6528 * configure.ac: Define GOLD_DEFAULT_OSABI.
6529 * parameters.cc (Parameters::default_target): Pass
6530 GOLD_DEFAULT_OSABI to select_target.
6531 * target-select.h (class Target_selector): Make instantiate_target
6532 protected rather than private.
6533 * Makefile.am (HFILES): Add freebsd.h.
6534 * configure, Makefile.in, config.in: Rebuild.
6536 * merge.cc (do_add_input_section): Correct pend value. Change
6537 message about last entry not being null terminated from error to
6540 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6542 * incremental.cc: New file.
6543 * Makefile.am (CCFILES): Add incremental.cc.
6544 * Makefile.in: Rebuild.
6546 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6548 * layout.cc (Layout::output_section_name): Preserve names
6549 of '.note.' sections.
6551 2009-03-19 Ian Lance Taylor <iant@google.com>
6553 * descriptors.cc (Descriptors::open): Check that the options are
6554 valid before using them.
6556 2009-03-18 Ian Lance Taylor <iant@google.com>
6558 * script-sections.h: Include <list>.
6559 (class Script_sections): Change Sections_elements from std::vector
6560 to std::list. Typedef public Elements_iterator. Add
6561 orphan_section_placement_, data_segment_align_start_, and
6562 saw_data_segment_align_ fields. Remove data_segment_align_index_
6564 * script-sections.cc (class Orphan_section_placement): New class.
6565 (class Sections_element): Add virtual functions is_relro and
6566 orphan_section_init. Remove virtual function place_orphan_here.
6567 (class Output_section_definition): Add is_relro and
6568 orphan_section_init. Remove place_orphan_here.
6569 (class Orphan_output_section): Likewise.
6570 (Script_sections::Script_sections): Update for field changes.
6571 (Script_sections::data_segment_align): Set saw_data_segment_align_
6572 and data_segment_align_start_, not data_segment_align_index.
6573 (Script_sections::data_segment_relro_end): Check
6574 saw_data_segment_align_. Use data_segment_align_start_ rather
6575 than data_segment_align_index_.
6576 (Script_sections::place_orphan): Rewrite to use
6577 Orphan_section_placement.
6579 2009-03-17 Ian Lance Taylor <iant@google.com>
6581 * archive.cc (Archive::add_symbols): Check for a version attached
6582 to the symbol name in the archive map.
6583 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6584 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6585 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6586 (ver_test_11.a): New target.
6587 * testsuite/Makefile.in: Rebuild.
6589 * configure.ac: Check for chsize and posix_fallocate. Replace
6591 * ftruncate.c: New file, from gnulib.
6592 * output.cc (posix_fallocate): Define dummy version if not
6593 HAVE_POSIX_FALLOCATE.
6594 (Output_file::map): Call posix_fallocate rather than lseek and
6596 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6597 * configure, Makefile.in, config.in: Rebuild.
6599 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6601 * layout.h (Layout::create_note): Add section_name parameter.
6602 * layout.cc (Layout::create_note): Likewise.
6603 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6605 2009-03-17 Ian Lance Taylor <iant@google.com>
6607 * descriptors.cc: Include "options.h".
6608 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6609 (Descriptors::open): Always use O_CLOEXEC when opening a new
6610 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6611 then set FD_CLOEXEC.
6613 * sparc.cc (class Target_sparc): Add has_got_section.
6614 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6615 make sure we have a GOT section.
6617 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6618 (Target_sparc::Scan::local): Likewise.
6619 (Target_sparc::Scan::global): Likewise.
6620 (Target_sparc::Relocate::relocate): Likewise.
6621 (Target_sparc::Relocate::relocate_tls): Likewise.
6623 * symtab.cc (Symbol_table::define_default_version): New function,
6624 broken out of add_from_object.
6625 (Symbol_table::add_from_object): Call define_default_version.
6626 (Symbol_table::define_special_symbol): Add resolve_oldsym
6627 parameter. Change all callers. If the version for a symbol comes
6628 from a version script, resolve it with the symbol with the same
6629 name with no version. Also add the symbol without a version if
6631 (do_define_in_output_data): If resolving with oldsym, don't delete
6633 (do_define_in_output_segment): Likewise.
6634 (do_define_as_constant): Likewise.
6635 * symtab.h (class Symbol_table): Update declarations.
6637 2009-03-13 Ian Lance Taylor <iant@google.com>
6639 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6640 (Read_symbols::requeue): New function.
6641 (Read_symbols::do_read_symbols): If make_elf_object fails because
6642 the target type is not configured, and the file was searched for,
6643 issue a warning and retry with the next directory.
6644 (Add_symbols::run): If the file has an incompatible format, and
6645 it was searched for, requeue the Read_symbols task. On error,
6647 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6648 dirindex parameter to constructor. Change all callers. Declare
6649 incompatible_warning and requeue.
6650 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6651 input_argument_ and input_group_ fields. Add them to
6652 constructor. Change all callers.
6653 (class Read_script): Add dirindex_ field. Add it to constructor.
6655 * archive.cc (Archive::setup): Remove input_objects parameter.
6657 (Archive::get_file_and_offset): Likewise.
6658 (Archive::read_all_symbols): Likewise.
6659 (Archive::read_symbols): Likewise.
6660 (Archive::get_elf_object_for_member): Remove input_objects
6661 parameter. Add punconfigured parameter. Change all callers.
6662 (Archive::add_symbols): Change return type to bool. Check return
6663 value of include_member.
6664 (Archive::include_all_members): Likewise.
6665 (Archive::include_member): Change return type to bool. Return
6666 false if first included object has incompatible target. Set
6667 included_member_ field.
6668 (Add_archive_symbols::run): If add_symbols returns false, requeue
6670 * archive.h (class Archive): Add included_member_ field.
6671 Initialize it in constructor. Add input_file and searched_for
6672 methods. Update declarations.
6673 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6674 input_argument_ fields. Add them to constructor. Change all
6676 * script.cc: Include "target-select.h".
6677 (class Parser_closure): Add skip_on_incompatible_target_ and
6678 found_incompatible_target_ fields. Add
6679 skip_on_incompatible_target parameter to constructor. Change all
6680 callers. Add methods skip_on_incompatible_target,
6681 clear_skip_on_incompatible_target, found_incompatible_target, and
6682 set_found_incompatible_target.
6683 (read_input_script): Add dirindex parameter. Change all callers.
6684 If parser finds an incompatible target, requeue Read_symbols
6686 (script_set_symbol): Clear skip_on_incompatible_target in
6688 (script_add_assertion, script_parse_option): Likewise.
6689 (script_start_sections, script_add_phdr): Likewise.
6690 (script_check_output_format): New function.
6691 * script.h (read_input_script): Update declaration.
6692 * script-c.h (script_check_output_format): Declare.
6693 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6694 (ignore_cmd): Remove OUTPUT_FORMAT.
6695 * fileread.cc (Input_file::Input_file): Add explicit this.
6696 (Input_file::will_search_for): New function.
6697 (Input_file::open): Add pindex parameter. Change all callers.
6698 * fileread.h (class Input_file): Add input_file_argument method.
6699 Declare will_search_for. Update declarations.
6700 * object.cc (make_elf_object): Add punconfigured parameter.
6702 * object.h (class Object): Make input_file public. Add
6703 searched_for method.
6704 (make_elf_object): Update declaration.
6705 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6707 * dirsearch.h (class Dirsearch): Update declaration.
6708 * options.h (class General_options): Add --warn-search-mismatch.
6709 * parameters.cc (Parameters::is_compatible_target): New function.
6710 * parameters.h (class Parameters): Declare is_compatible_target.
6711 * workqueue.cc (Workqueue::add_blocker): New function.
6712 * workqueue.h (class Workqueue): Declare add_blocker.
6714 * fileread.cc (Input_file::open): Remove options parameter.
6716 (Input_file::open_binary): Likewise.
6717 * script.cc (read_input_script): Likewise.
6718 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6719 options parameter from constructor. Change all callers.
6720 (class Read_script): Likewise.
6721 * fileread.h (class Input_file): Update declarations.
6722 * script.h (read_input_script): Update declaration.
6724 2009-03-10 Nick Clifton <nickc@redhat.com>
6726 * po/es.po: New Spanish translation.
6728 2009-03-06 Cary Coutant <ccoutant@google.com>
6730 * options.cc (parse_short_option): Keep dash_z from registering itself.
6732 2009-03-03 Ian Lance Taylor <iant@google.com>
6735 * target-reloc.h (relocate_section): Pass output_section to
6737 * i386.cc (Target_i386::should_apply_static_reloc): Add
6738 output_section parameter. Change all callers.
6739 (Target_i386::Relocate::relocate): Add output_section parameter.
6740 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6741 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6742 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6743 * testsuite/two_file_shared.sh: New script.
6744 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6745 (check_DATA): Add two_file_shared.dbg.
6746 (two_file_shared.dbg): New target.
6747 * testsuite/Makefile.in: Rebuild.
6749 2009-03-01 Ian Lance Taylor <iant@google.com>
6751 * configure.ac: Check for byteswap.h.
6752 * configure: Rebuild.
6753 * config.in: Rebuild.
6755 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6757 * layout.cc (Layout::find_or_add_kept_section): New function.
6758 (Layout::add_comdat): Removed.
6759 * layout.h (struct Kept_section): Move out of class Layout.
6760 Remove trailing underscores from field names. Add group_sections
6761 field. Rename group_ field to is_group. Change all uses.
6762 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6763 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6764 comdat_groups_ field.
6765 (Sized_relobj::include_section_group): Use
6766 find_or_add_kept_section and Kept_section::group_sections.
6767 (Sized_relobj::include_linkonce_section): Likewise.
6768 * object.cc (class Sized_relobj): Don't define Comdat_group or
6769 Comdat_group_table. Remove find_comdat_group and
6770 add_comdat_group. Remove comdat_groups_ field.
6771 * plugin.cc (include_comdat_group): Use
6772 Layout::find_or_add_kept_section.
6774 2009-02-28 Ian Lance Taylor <iant@google.com>
6776 * README: --gc-sections and map files are now supported. Document
6777 some build requirements.
6780 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6781 relocatable link set the value of the section symbol to zero.
6782 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6783 relocatable link don't include the section address in the local
6786 2009-02-27 Ian Lance Taylor <iant@google.com>
6789 * options.h (class Search_directory): Add is_system_directory.
6790 (class General_options): Declare is_in_system_directory.
6791 * options.cc (get_relative_sysroot): Make static.
6792 (get_default_sysroot): Make static.
6793 (General_optoins::is_in_system_directory): New function.
6794 * fileread.cc (Input_file::is_in_system_directory): New function.
6795 * fileread.h (class Input_file): Declare is_in_system_directory.
6796 * object.h (class Object): Add is_in_system_directory.
6797 (class Input_objects): Remove system_library_directory_ field.
6798 * object.cc (Input_objects::add_object): Don't set
6799 system_library_directory_.
6800 (input_objects::found_in_system_library_directory): Remove.
6801 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6802 parameter. Change all callers.
6803 (Symbol_table::sized_write_globals): Likewise.
6804 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6805 Call Object::is_in_system_directory.
6806 * symtab.h (class Symbol_table): Update declarations.
6809 * descriptors.h (Open_descriptor): Add is_on_stack field.
6810 * descriptors.cc (Descriptors::open): If the descriptor is on the
6811 top of the stack, remove it. Initialize is_on_stack field.
6812 (Descriptors::release): Only add pod to stack if it is not on the
6814 (Descriptors::close_some_descriptor): Clear stack_next and
6818 * output.cc (Output_section::find_starting_output_address): Rename
6819 from starting_output_address; add PADDR parameter; change return
6821 * output.h (class Output_section): Declare
6822 find_starting_output_address instead of starting_output_address.
6823 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6824 section symbol for which we can't find a merge section.
6827 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6828 hidden or internal, force the symbol to be local.
6829 * resolve.cc (Symbol::override_visibility): Define.
6830 (Symbol::override_base): Use override_visibility.
6831 (Symbol_table::resolve): Likewise.
6832 (Symbol::override_base_with_special): Likewise.
6833 (Symbol_table::override_with_special): If the visibility is hidden
6834 or internal, force the symbol to be local.
6835 * symtab.h (class Symbol): Add set_visibility and
6836 override_visibility.
6837 * testsuite/ver_test_1.sh: New file.
6838 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6839 (check_DATA): Add ver_test_1.syms.
6840 (ver_test_1.syms): New target.
6841 * testsuite/Makefile.in: Rebuild.
6843 2009-02-25 Cary Coutant <ccoutant@google.com>
6845 * layout.cc (Layout::choose_output_section): Don't rename sections
6846 when using a linker script that has a SECTIONS clause.
6847 * Makefile.in: Regenerate.
6849 * testsuite/Makefile.am (script_test_5.sh): New test case.
6850 * testsuite/Makefile.in: Regenerate.
6851 * testsuite/script_test_5.cc: New file.
6852 * testsuite/script_test_5.sh: New file.
6853 * testsuite/script_test_5.t: New file.
6855 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6857 * archive.cc (Archive::include_member): Update calls to add_symbols.
6858 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6859 the Layout argument.
6860 * dynobj.h (do_add_symbols): Add the Layout argument.
6861 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6863 * object.h (Object::add_symbols): Add the Layout argument.
6864 (Object::do_add_symbols): Add the Layout argument.
6865 (Sized_relobj::do_add_symbols): Add the Layout argument.
6866 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6867 Unify the two versions.
6868 (Add_plugin_symbols): Remove.
6869 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6870 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6871 (Add_plugin_symbols): Remove.
6872 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6873 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6874 (Add_symbols::run): Make it work with Pulginobj.
6876 2009-02-06 Ian Lance Taylor <iant@google.com>
6878 * object.cc (Sized_relobj::do_layout): Make info message start
6879 with lower case letter.
6881 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6883 * binary.cc: Fix file comment.
6885 * options.h (enum Incremental_disposition): Define.
6886 (class General_options): Add new options: --incremental,
6887 --incremental_changed, --incremental_unchanged,
6888 --incremental_unknown. Add incremental_disposition_ and
6889 implicit_incremental_ fields.
6890 (General_options::incremental_disposition): New function.
6891 (class Position_dependent_options): Add incremental_disposition
6893 (Position_dependent_options::copy_from_options): Set incremental
6895 * options.cc (General_options::parse_incremental_changed): New
6897 (General_options::parse_incremental_unchanged): New function.
6898 (General_options::parse_incremental_unknown): New function.
6899 (General_options::General_options): Initialize new fields
6900 incremental_disposition_ and implicit_incremental_.
6901 (General_options::finalize): Check for uasge of --incremental-*
6902 without --incremental.
6904 2009-02-06 Chris Demetriou <cgd@google.com>
6906 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6907 pointer and to report location as the file name associated with
6909 (gold_undefined_symbol_at_location): New function to replace the
6910 old gold_undefined_symbol functionality.
6911 * target-reloc.h (relocate_section): Update to use
6912 gold_undefined_symbol_at_location.
6913 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6914 Call gold_undefined_symbol function rather than gold_error.
6915 * errors.h (Errors::undefined_symbol): Take location as a
6916 string, rather than calculating it from a relocation.
6917 * errors.cc (Errors::fatal): Print "fatal error:" before the
6919 (Errors::error, Errors::error_at_location): Print "error: "
6920 before the formatted message.
6921 (Errors::undefined_symbol): Take location as a string, rather
6922 than calculating it from a relocation.
6923 (gold_undefined_symbol_at_location): New function akin to
6924 old gold_undefined_symbol, calculates location from relocation.
6925 (gold_undefined_symbol): Change to take only a Symbol pointer
6926 and to report location as the file name associated with the symbol.
6927 * testsuite/debug_msg.sh: Update for changed error messages.
6928 * testsuite/undef_symbol.sh: Likewise.
6930 2009-02-04 Duncan Sands <baldrick@free.fr>
6933 * reduced_debug_output.h
6934 (Output_reduced_debug_abbrev_section::failed): Use format for
6936 (Output_reduced_debug_info_section::faild): Likewise.
6938 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6940 * script.cc (Lazy_demangler): New class.
6941 (Version_script_info::get_symbol_version_helper): Demangle a
6944 2009-01-29 Cary Coutant <ccoutant@google.com>
6946 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6948 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6950 2009-01-28 Ian Lance Taylor <iant@google.com>
6952 * version.cc (version_string): Bump to 1.9.
6954 * gold.h: Include <cstring> and <stdint.h>.
6955 * version.cc: Include <cstdio>.
6956 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6958 * reduced_debug_output.cc (insert_into_vector): Rename from
6959 Insert_into_vector; change all callers. Use Swap_unaligned to
6960 avoid aliasing issue; remove union since it is unnecessary.
6962 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6964 * Makefile.am (CCFILES): Add gc.cc.
6966 * Makefile.in: Regenerate.
6967 * gold.cc (Gc_runner): New class.
6968 (queue_initial_tasks): Call garbage collection related tasks
6969 when corresponding options are invoked.
6970 (queue_middle_gc_tasks): New function.
6971 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6972 processed early before laying out sections during garbage collection.
6973 * gold.h (queue_middle_gc_tasks): New function.
6974 (is_prefix_of): Move from "layout.cc".
6975 * i386.cc (Target_i386::gc_process_relocs): New function.
6976 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6977 * main.cc (main): Create object of class "Garbage_collection".
6978 * object.cc (Relobj::copy_symbols_data): New function.
6979 (Relobj::is_section_name_included): New function.
6980 (Sized_relobj::do_layout): Allow this function to be called twice
6981 during garbage collection and defer layout of section during the
6983 * object.h (Relobj::get_symbols_data): New function.
6984 (Relobj::is_section_name_included): New function.
6985 (Relobj::copy_symbols_data): New function.
6986 (Relobj::set_symbols_data): New function.
6987 (Relobj::get_relocs_data): New function.
6988 (Relobj::set_relocs_data): New function.
6989 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6990 (Relobj::gc_process_relocs): New function.
6991 (Relobj::do_gc_process_relocs): New pure virtual function.
6992 (Relobj::sd_): New data member.
6993 (Sized_relobj::is_output_section_offset_invalid): New function.
6994 (Sized_relobj::do_gc_process_relocs): New function.
6995 * options.h (General_options::gc_sections): Modify to not be a no-op.
6996 (General_options::print_gc_sections): New option.
6997 * plugin.cc (Plugin_finish::run): Remove function call to
6998 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6999 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7000 * reloc.cc (Read_relocs::run): Add task to process relocs and
7001 determine unreferenced sections when doing garbage collection.
7002 (Gc_process_relocs): New class.
7003 (Sized_relobj::do_gc_process_relocs): New function.
7004 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7005 sections that are garbage collected.
7006 * reloc.h (Gc_process_relocs): New class.
7007 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7008 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7009 symbols whose corresponding sections are garbage collected.
7010 (Symbol_table::Symbol_table): Add new parameter for the garbage
7012 (Symbol_table::gc_mark_undef_symbols): New function.
7013 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7014 (Symbol_table::gc_mark_dyn_syms): New function.
7015 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7017 (Symbol_table::add_from_object): Likewise.
7018 (Symbol_table::add_from_relobj): When building shared objects, do not
7019 treat externally visible symbols as garbage.
7020 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7021 table information for static and relocatable links.
7022 * symtab.h (Symbol_table::set_gc): New function.
7023 (Symbol_table::gc): New function.
7024 (Symbol_table::gc_mark_undef_symbols): New function.
7025 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7026 (Symbol_table::gc_mark_dyn_syms): New function.
7027 (Symbol_table::gc_): New data member.
7028 * target.h (Sized_target::gc_process_relocs): New pure virtual
7030 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7031 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7033 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7035 * options.h (General_options::gc_sections): Define as a no-op for now.
7036 (General_options::no_keep_memory): Ditto.
7037 (General_options::Bshareable): Define.
7038 * options.cc (General_options::finalize): Honor -Bshareable.
7040 2009-01-20 Andreas Schwab <schwab@suse.de>
7042 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7043 read the value in the contents, since we don't use it. Use the
7044 template endianness when writing.
7045 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7047 2009-01-19 Andreas Schwab <schwab@suse.de>
7049 * configure.tgt (powerpc64-*): Fix targ_obj.
7051 2009-01-15 Ian Lance Taylor <iant@google.com>
7053 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7054 local symbols when stripping all symbols.
7056 2009-01-14 Cary Coutant <ccoutant@google.com>
7058 * output.cc (Output_reloc): Add explicit instantiations.
7060 2009-01-14 Cary Coutant <ccoutant@google.com>
7062 * archive.cc (Archive::get_elf_object_for_member): Remove call
7063 to File_read::claim_for_plugin.
7064 * descriptors.cc (Descriptors::open): Remove reference to
7066 (Descriptors::claim_for_plugin): Remove.
7067 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7068 (Descriptors::is_claimed): Remove.
7069 (claim_descriptor_for_plugin): Remove.
7070 * fileread.cc (File_read::claim_for_plugin): Remove.
7071 * fileread.h (File_read::claim_for_plugin): Remove.
7072 (File_read::descriptor): Reopen descriptor if necessary.
7073 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7074 (Plugin_manager::all_symbols_read): Add task parameter. Change
7076 (Plugin_manager::get_input_file): New function.
7077 (Plugin_manager::release_input_file): New function.
7078 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7079 corresponding data member.
7080 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7081 and pass to base constructor. Change all callers.
7082 (get_input_file, release_input_file): New functions.
7083 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7084 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7085 (Plugin_manager::all_symbols_read): Add task parameter.
7086 (Plugin_manager::get_input_file): New function.
7087 (Plugin_manager::release_input_file): New function.
7088 (Plugin_manager::task_): New data member.
7089 (Pluginobj::Pluginobj): Add filesize parameter.
7090 (Pluginobj::filename): New function.
7091 (Pluginobj::descriptor): New function.
7092 (Pluginobj::filesize): New function.
7093 (Pluginobj::filesize_): New data member.
7094 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7095 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7096 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7098 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7099 with archive libraries.
7100 * testsuite/Makefile.in: Regenerate.
7101 * testsuite/plugin_test.c (struct sym_info): New type.
7102 (get_input_file, release_input_file): New static variables.
7103 (onload): Capture new transfer vector entries.
7104 (claim_file_hook): Stop reading at end of file according to filesize.
7105 Factor out parsing of readelf output into separate function.
7106 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7107 APIs and get the source file name from the symbol table. Convert
7108 source file name to corresponding object file name. Print info
7109 message when adding new input files.
7110 (parse_readelf_line): New function.
7111 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7112 * testsuite/plugin_test_2.sh: Likewise.
7113 * testsuite/plugin_test_3.sh: Likewise.
7114 * testsuite/plugin_test_4.sh: New test case.
7116 2009-01-07 Ian Lance Taylor <iant@google.com>
7118 * version.cc (version_string): Bump to 1.8.
7120 2008-12-23 Cary Coutant <ccoutant@google.com>
7122 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7123 * plugin.cc (Plugin_manager::finish): Rename as
7124 layout_deferred_objects. Move cleanup to separate function.
7125 (Plugin_manager::cleanup): New function.
7126 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7128 * plugin.h (Plugin_manager::finish): Rename as
7129 layout_deferred_objects.
7130 (Plugin_manager::cleanup): New function.
7131 (Plugin_manager::cleanup_done): New field.
7133 2008-12-23 Cary Coutant <ccoutant@google.com>
7135 * plugin.cc (is_visible_from_outside): New function.
7136 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7137 so we don't return "IR only" status for exported symbols or -r links.
7139 * testsuite/Makefile.am (plugin_test_3): New test case.
7140 * testsuite/Makefile.in: Regenerate.
7141 * testsuite/plugin_test_3.sh: New file.
7143 2008-12-22 Cary Coutant <ccoutant@google.com>
7145 * object.cc (Sized_relobj::layout_section): New function.
7146 (Sized_relobj::do_layout): Defer layout of input sections until after
7147 plugin has provided replacement files.
7148 (Sized_relobj::do_layout_deferred_sections): New function.
7149 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7150 (Relobj::layout_deferred_sections): New function.
7151 (Relobj::do_layout_deferred_sections): New function.
7152 (Sized_relobj::do_layout_deferred_sections): New function.
7153 (Sized_relobj::layout_section): New function.
7154 (Sized_relobj::Deferred_layout): New structure.
7155 (Sized_relobj::deferred_layout_): New field.
7156 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7157 Change all callers. Layout deferred sections.
7158 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7160 (Plugin_hook::run): Move code from do_plugin_hook inline.
7161 (Plugin_hook::do_plugin_hook): Remove.
7162 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7163 (Plugin_manager::finish): Renamed, was cleanup.
7164 (Plugin_manager::should_defer_layout): New function.
7165 (Plugin_manager::add_deferred_layout_object): New function.
7166 (Plugin_manager::Deferred_layout_list): New type.
7167 (Plugin_manager::deferred_layout_objects_): New field.
7168 (Plugin_hook::do_plugin_hook): Remove.
7170 2008-12-17 Ian Lance Taylor <iant@google.com>
7172 * options.h (class General_options): Add --no case for
7175 2008-12-16 Cary Coutant <ccoutant@google.com>
7177 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7179 (Plugin_manager::claim_file): Create plugin object even if
7180 plugin did not call the add_symbols callback.
7181 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7182 asking for more symbols than were added.
7183 * testsuite/Makefile.am (plugin_test_1): Add test case with
7185 (empty.syms): New target.
7186 * testsuite/Makefile.in: Regenerate.
7187 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7188 message. Don't call add_symbols if no globals.
7189 (all_symbols_read_hook): Don't provide replacement for empty
7192 2008-12-12 Ian Lance Taylor <iant@google.com>
7194 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7195 r_type == 0 for a local symbol with r_sym == 0.
7196 (scan_relocatable_relocs): Pass r_sym to
7197 local_non_section_strategy.
7198 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7201 * configure.ac: Update test for TLS descriptors: they are
7202 supported as of glibc 2.9.
7203 * configure: Rebuild.
7205 2008-12-11 Ian Lance Taylor <iant@google.com>
7208 * target-reloc.h (Default_scan_relocatable_relocs): For each
7209 function, map r_type == 0 to RELOC_DISCARD.
7211 2008-12-10 Cary Coutant <ccoutant@google.com>
7213 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7214 object to override a kept COMDAT group from a plugin object.
7216 2008-12-09 Ian Lance Taylor <iant@google.com>
7219 * yyscript.y (file_cmd): Handle INPUT.
7221 * testsuite/initpri1.c: Change all declarations to be full
7222 prototypes by adding void, to avoid compiler warnings.
7224 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7226 * options.cc (General_options::parse_plugin_opt): New.
7227 (General_options::add_plugin): The argument now is just the filename.
7228 (General_options::add_plugin_option): New.
7229 * options.h (plugin_opt): New.
7230 (add_plugin): Change argument name.
7231 (add_plugin_option): New.
7232 * plugin.cc (Plugin::load): Don't parse the plugin option.
7233 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7234 (Plugin::add_option): New.
7235 (Plugin::args_): Change type.
7236 (Plugin::filename_): New.
7237 (Plugin_manager::add_plugin_option): New.
7238 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7239 * testsuite/Makefile.in: Regenerate.
7241 2008-12-05 Cary Coutant <ccoutant@google.com>
7243 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7244 Handle --strip-lto-sections option.
7245 * options.h (strip_lto_sections): New option.
7247 2008-12-01 Cary Coutant <ccoutant@google.com>
7249 * plugin.cc (ld_plugin_message): Change format parameter to const.
7250 Fix mismatch between new[] and delete.
7252 2008-11-14 Cary Coutant <ccoutant@google.com>
7254 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7257 2008-11-05 Craig Silverstein <csilvers@google.com>
7259 * options.cc (General_options::parse_dynamic_list): New function.
7260 * options.h (General_options): New flags dynamic_list,
7261 dynamic_list_data, dynamic_list_cpp_new, and
7262 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7263 (General_options::in_dynamic_list): New function.
7264 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7265 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7266 (Lex::can_continue_name): Likewise.
7268 (read_script_file): New parameter script_options.
7269 (read_dynamic_list): New function.
7270 (Script_options::define_dynamic_list): New function.
7271 (dynamic_list_keyword_parsecodes): New variable.
7272 (dynamic_list_keywords): New variable.
7273 * script.h (Script_options::define_dynamic_list): New function
7275 (read_dynamic_list): New function prototype.
7276 * symtab.cc (strprefix): New macro.
7277 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7278 dynamic_list_data, dynamic_list_cpp_new, and
7279 dynamic_list_cpp_typeinfo.
7280 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7281 (dynamic_list_expr): New rule.
7282 (dynamic_list_nodes): Likewise.
7283 (dynamic_list_node): Likewise.
7284 * testsuite/Makefile.am (dynamic_list): New test.
7285 * testsuite/Makefile.in: Regenerated.
7286 * testsuite/dynamic_list.t: New file.
7287 * testsuite/dynamic_list.sh: New file.
7289 2008-11-05 Craig Silverstein <csilvers@google.com>
7291 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7292 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7293 (t11_last): Likewise.
7294 * testsuite/ver_test_6.c (main): Likewise.
7296 2008-10-07 Cary Coutant <ccoutant@google.com>
7298 * options.c (General_options::finalize): Add check for -static and
7300 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7303 2008-10-02 Cary Coutant <ccoutant@google.com>
7305 * plugin.cc (make_sized_plugin_object): Fix conditional
7306 compilation to work when not all targets are enabled.
7308 2008-09-29 Cary Coutant <ccoutant@google.com>
7310 * archive.cc (Archive::get_file_and_offset): Use filename instead
7311 of name to get library path.
7312 (Archive::include_member): Unlock external member of a thin archive.
7314 * testsuite/Makefile.am (TEST_AR): New variable.
7315 (thin_archive_test_1): New test.
7316 (thin_archive_test_2): New test.
7317 * testsuite/Makefile.in: Regenerate.
7318 * testsuite/thin_archive_main.cc: New file.
7319 * testsuite/thin_archive_test_1.cc: New file.
7320 * testsuite/thin_archive_test_2.cc: New file.
7321 * testsuite/thin_archive_test_3.cc: New file.
7322 * testsuite/thin_archive_test_4.cc: New file.
7324 2008-09-29 Cary Coutant <ccoutant@google.com>
7326 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7327 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7329 (Sized_relobj::do_finalize_local_symbols): Likewise.
7330 (Sized_relobj::map_to_kept_section): Likewise.
7331 * object.h (Sized_relobj::invalid_address): New constant.
7332 (Sized_relobj::do_output_section_offset): Check for invalid_address
7334 * output.cc (Output_reloc::local_section_offset): Use constant
7335 invalid_address instead of -1U.
7336 (Output_reloc::get_address): Likewise.
7337 (Output_section::output_address): Change -1U to -1ULL.
7338 * output.h (Output_reloc::invalid_address): New constant.
7339 * reloc.cc (Sized_relobj::write_sections): Use constant
7340 invalid_address instead of -1U.
7341 (Sized_relobj::relocate_sections): Likewise.
7342 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7343 values for merge sections.
7344 * target-reloc.h (relocate_for_relocatable): Use constant
7345 invalid_address instead of -1U.
7347 2008-09-19 Cary Coutant <ccoutant@google.com>
7349 Add plugin functionality for link-time optimization (LTO).
7350 * configure.ac (plugins): Add --enable-plugins option.
7351 * configure: Regenerate.
7352 * config.in: Regenerate.
7353 * Makefile.am (LIBDL): New variable.
7354 (CCFILES): Add plugin.cc.
7355 (HFILES): Add plugin.h.
7356 (ldadd_var): Add LIBDL.
7357 * Makefile.in: Regenerate.
7359 * archive.cc: Include "plugin.h".
7360 (Archive::setup): Don't preread archive symbols when using a plugin.
7361 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7362 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7364 (Archive::include_member): Add symbols from plugin objects.
7365 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7366 * descriptors.cc (Descriptors::open): Check for file descriptors
7367 abandoned by plugins.
7368 (Descriptors::claim_for_plugin): New function.
7369 * descriptors.h (Descriptors::claim_for_plugin): New function.
7370 (Open_descriptor::is_claimed): New field.
7371 (claim_descriptor_for_plugin): New function.
7372 * fileread.cc (File_read::claim_for_plugin): New function.
7373 * fileread.h (File_read::claim_for_plugin): New function.
7374 (File_read::descriptor): New function.
7375 * gold.cc: Include "plugin.h".
7376 (queue_initial_tasks): Add task to call plugin hooks for generating
7378 * main.cc: Include "plugin.h".
7379 (main): Load plugin libraries.
7380 * object.h (Pluginobj): Declare.
7381 (Object::pluginobj): New function.
7382 (Object::do_pluginobj): New function.
7383 (Object::set_target): New function.
7384 * options.cc: Include "plugin.h".
7385 (General_options::parse_plugin): New function.
7386 (General_options::General_options): Initialize plugins_ field.
7387 (General_options::add_plugin): New function.
7388 * options.h (Plugin_manager): Declare.
7389 (General_options): Add --plugin option.
7390 (General_options::has_plugins): New function.
7391 (General_options::plugins): New function.
7392 (General_options::add_plugin): New function.
7393 (General_options::plugins_): New field.
7394 * plugin.cc: New file.
7395 * plugin.h: New file.
7396 * readsyms.cc: Include "plugin.h".
7397 (Read_symbols::do_read_symbols): Check for archive before checking
7398 for ELF file. Call plugin hooks to claim files.
7399 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7400 from a real object file; force override when processing replacement
7402 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7403 (Symbol::init_base_object): Likewise.
7404 (Symbol::init_base_output_data): Likewise.
7405 (Symbol::init_base_output_segment): Likewise.
7406 (Symbol::init_base_constant): Likewise.
7407 (Symbol::init_base_undefined): Likewise.
7408 (Symbol::output_section): Assert that object is not a plugin.
7409 (Symbol_table::add_from_pluginobj): New function.
7410 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7412 (Symbol_table::sized_write_globals): Likewise.
7413 (Symbol_table::add_from_pluginobj): Instantiate template.
7414 * symtab.h (Sized_pluginobj): Declare.
7415 (Symbol::in_real_elf): New function.
7416 (Symbol::set_in_real_elf): New function.
7417 (Symbol::in_real_elf_): New field.
7418 (Symbol_table::add_from_pluginobj): New function.
7420 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7421 (LIBDL): New variable.
7423 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7424 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7425 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7426 (MOSTLYCLEANFILES): Likewise.
7427 * testsuite/Makefile.in: Regenerate.
7428 * testsuite/plugin_test.c: New file.
7429 * testsuite/plugin_test_1.sh: New file.
7430 * testsuite/plugin_test_2.sh: New file.
7432 2008-09-16 Ian Lance Taylor <iant@google.com>
7434 * target-reloc.h (relocate_section): Check whether a symbol is
7435 defined by the ABI before reporting an undefined symbol error.
7436 * target.h (Target::is_defined_by_abi): Make parameter const.
7437 (Target::do_is_defined_by_abi): Likewise.
7438 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7439 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7440 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7441 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7442 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7443 * testsuite/Makefile.in: Rebuild.
7445 * fileread.cc (make_view): Add casts to avoid warning.
7447 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7449 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7450 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7452 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7454 * options.h (General_options::output_is_executable): New.
7455 (General_options::output_is_pie): New.
7456 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7457 for shared libraries.
7458 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7460 2008-09-11 Chris Demetriou <cgd@google.com>
7462 * options.h (origin): New -z option.
7463 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7464 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7467 2008-09-05 Cary Coutant <ccoutant@google.com>
7469 * fileread.cc (File_read::make_view): Add check for attempt to map
7472 2008-09-05 Cary Coutant <ccoutant@google.com>
7474 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7475 explicit instantiations.
7477 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7480 * options.cc (General_options::finalize): Allow undefined symbols
7481 in shlibs if linking -shared.
7484 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7485 symbols as not needing a dynsym entry.
7487 2008-08-20 Craig Silverstein <csilvers@google.com>
7489 * fileread.cc (File_read::open): Do not lock the file unless it
7490 was successfully opened.
7492 2008-08-14 Cary Coutant <ccoutant@google.com>
7494 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7495 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7496 * testsuite/tls_test.cc (struct int128): 128-bit struct
7497 for testing TLS relocs with non-zero addend.
7498 (v12): New TLS variable.
7500 (t_last): Add check for v12.
7501 * testsuite/tls_test.h (t12): New function.
7502 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7504 2008-08-13 Ian Lance Taylor <iant@google.com>
7506 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7507 set tls_segment_ or relro_segment_.
7508 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7510 * output.h (Output_section::clear_is_relro): New function.
7511 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7512 sections specially even when output_data_ is empty.
7513 (Output_segment::maximum_alignment): When first section is relro,
7514 only force alignment for PT_LOAD segments.
7515 * script.cc (script_data_segment_align): New function.
7516 (script_data_segment_relro_end): New function.
7517 * script-c.h (script_data_segment_align): Declare.
7518 (script_data_segment_relro_end): Declare.
7519 * script-sections.h (class Script_sections): Declare
7520 data_segment_align and data_segment_relro_end. Add fields
7521 segment_align_index_ and saw_relro_end_.
7522 * script-sections.cc (class Sections_element): Add set_is_relro
7523 virtual function. Add new bool* parameter to place_orphan_here.
7524 Add get_output_section virtual function.
7525 (class Output_section_definition): Add set_is_relro. Add new
7526 bool* parameter to place_orphan_here. Add get_output_section.
7527 Add is_relro_ field.
7528 (Output_section_definition::Output_section_definition): Initialize
7529 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7530 and is_relro_ fields.
7531 (Output_section_definition::place_orphan_here): Add is_relro
7533 (Output_section_definition::set_section_addresses): Set relro for
7535 (Output_section_definition::alternate_constraint): Likewise.
7536 (class Orphan_output_section): Add new bool* parameter to
7537 place_orphan_here. Add get_output_section.
7538 (Orphan_output_section::place_orphan_here): Add is_relro
7540 (Script_sections::Script_sections): Initialize
7541 data_segment_align_index_ and saw_relro_end_.
7542 (Script_sections::data_segment_align): New function.
7543 (Script_sections::data_segment_relro_end): New function.
7544 (Script_sections::place_orphan): Set or clear is_relro.
7545 (Script_sections::set_section_addresses): Force alignment of first
7547 * yyscript.y (exp): Call script_data_segment_align and
7548 script_data_segment_relro_end.
7549 * testsuite/relro_script_test.t: New file.
7550 * testsuite/relro_test.cc (using_script): Declare.
7551 (t1, t2): Test using_script.
7552 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7553 (relro_script_test_SOURCES): Define.
7554 (relro_script_test_DEPENDENCIES): Define.
7555 (relro_script_test_LDFLAGS): Define.
7556 (relro_script_test_LDADD): Define.
7557 (relro_script_test.so): New target.
7558 * testsuite/Makefile.in: Rebuild.
7560 2008-08-06 Cary Coutant <ccoutant@google.com>
7562 * archive.cc (Archive::total_archives, Archive::total_members)
7563 (Archive::total_members_loaded): New variables.
7564 (Archive::setup): Add parameter. Add option to preread
7566 (Archive::read_armap): Add counter.
7567 (Archive::get_file_and_offset): New function.
7568 (Archive::get_elf_object_for_member): New function.
7569 (Archive::read_all_symbols): New function.
7570 (Archive::read_symbols): New function.
7571 (Archive::add_symbols): Add counters.
7572 (Archive::include_all_members): Use armap to find members if it's
7574 (Archive::include_member): Skip reading symbols if already read.
7575 Factored code into Archive::get_file_and_offset and
7576 Archive::get_elf_object_for_member. Changed call to
7577 Mapfile::report_include_archive_member.
7578 (Archive::print_stats): New function.
7579 * archive.h: Declare Object and Read_symbols_data classes.
7580 (Archive::Archive): Add initializers for new members.
7581 (Archive::setup): Add parameter.
7582 (Archive::print_stats): New function.
7583 (Archive::total_archives, Archive::total_members)
7584 (Archive::total_members_loaded): New variables.
7585 (Archive::get_file_and_offset): New function.
7586 (Archive::get_elf_object_for_member): New function.
7587 (Archive::read_all_symbols): New function.
7588 (Archive::read_symbols): New function.
7589 (Archive::Archive_member): New class.
7590 (Archive::members_): New member.
7591 (Archive::num_members_): New member.
7592 * main.cc: Include archive.h.
7593 (main): Call Archive::print_stats.
7594 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7595 archive parameter; member_name is now the fully-decorated name.
7596 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7597 * options.h: (General_options): Add --preread-archive-symbols option.
7598 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7601 2008-08-04 Ian Lance Taylor <iant@google.com>
7603 * symtab.h (Symbol::use_plt_offset): New function.
7604 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7605 * powerpc.cc (Relocate::relocate): Likewise.
7606 * sparc.cc (Relocate::relocate): Likewise.
7607 * x86_64.cc (Relocate::relocate): Likewise.
7608 * testsuite/weak_plt.sh: New test.
7609 * testsuite/weak_plt_main.cc: New test.
7610 * testsuite/weak_plt_shared.cc: New test.
7611 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7612 (check_PROGRAMS): Add weak_plt.
7613 (check_DATA): Add weak_plt_shared.so.
7614 (weak_plt_main_pic.o, weak_plt): New targets.
7615 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7616 * testsuite/Makefile.in: Rebuild.
7618 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7620 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7621 * testsuite/Makefile.in: Rebuild.
7623 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7625 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7626 * Makefile.in: Regenerate.
7627 * po/POTFILES.in: Regenerate.
7629 2008-07-29 Ian Lance Taylor <iant@google.com>
7631 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7632 symbols before other symbols.
7633 * testsuite/script_test_2.cc (test_addr): Declare.
7634 (test_addr_alias): Declare.
7635 (main): Check that test_addr and test_addr_alias have the right
7637 * testsuite/script_test_2.t: Define test_addr_alias and
7640 2008-07-24 Ian Lance Taylor <iant@google.com>
7643 * descriptors.cc: New file.
7644 * descriptors.h: New file.
7645 * gold-threads.h (class Hold_optional_lock): New class.
7646 * fileread.cc: Include "descriptors.h".
7647 (File_read::~File_read): Release descriptor rather than closing
7649 (File_read::open) [file]: Call open_descriptor rather than open.
7650 Set is_descriptor_opened_.
7651 (File_read::open) [memory]: Assert that descriptor is not open.
7652 (File_read::reopen_descriptor): New function.
7653 (File_read::release): Release descriptor.
7654 (File_read::do_read): Make non-const. Reopen descriptor.
7655 (File_read::read): Make non-const.
7656 (File_read::make_view): Reopen descriptor.
7657 (File_read::do_readv): Likewise.
7658 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7659 Update declarations.
7660 * layout.cc: Include "descriptors.h".
7661 (Layout::create_build_id): Use open_descriptor rather than open.
7662 * output.cc: Include "descriptors.h".
7663 (Output_file::open): Use open_descriptor rather than open.
7664 * archive.cc (Archive::const_iterator): Change Archive to be
7666 (Archive::begin, Archive::end): Make non-const.
7667 (Archive::count_members): Likewise.
7668 * archive.h (class Archive): Update declarations.
7669 * object.h (Object::read): Make non-const.
7670 * Makefile.am (CCFILES): Add descriptors.cc.
7671 (HFILES): Add descriptors.h.
7672 * Makefile.in: Rebuild.
7675 * gold.h: Always include <clocale>. Add Solaris workarounds
7676 following code in binutils/sysdep.h.
7679 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7680 this->eh_frame_hdr_ is NULL before using it.
7682 * dynobj.cc (Versions::Versions): Update comment.
7684 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7685 the base version name.
7687 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7688 array size plus one.
7689 (Stringpool_template::set_string_offsets): Subtract one from key
7690 before using it as an array index.
7691 (Stringpool_template::get_offset_with_length): Likewise.
7692 (Stringpool_template::write_to_buffer): Likewise.
7693 * stringpool.h (Stringpool_template::get_offset_from_key):
7696 2008-07-23 Ian Lance Taylor <iant@google.com>
7699 * object.h (Merged_symbol_value::value): Do our best to handle a
7703 * script.cc (Version_script_info::get_versions): Don't add empty
7704 version tag to return value.
7705 (Version_script_info::get_symbol_version_helper): Change return
7706 type to bool. Add pversion parameter. Change all callers.
7707 (script_register_vers_node): Don't require a non-NULL tag.
7708 * script.h (class Version_script_info): Update declarations.
7709 (Version_script_info::get_symbol_version): Change return type to
7710 bool. Add version parameter. Change all callers.
7711 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7712 handling. Handle an empty version from a version script.
7713 (Symbol_table::define_special_symbol): Likewise.
7714 * testsuite/ver_test_10.script: New file.
7715 * testsuite/ver_test_10.sh: New file.
7716 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7717 (check_DATA): Add ver_test_10.syms.
7718 (ver_test_10.syms, ver_test_10.so): New target.
7719 * testsuite/Makefile.in: Rebuild.
7721 2008-07-23 Simon Baldwin <simonb@google.com>
7723 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7724 to zero for undefined symbols from dynamic libraries.
7726 2008-07-23 Ian Lance Taylor <iant@google.com>
7728 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7730 * symtab.h (class Symbol_table): Update declaration.
7731 * testsuite/ver_test_9.cc: New file.
7732 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7733 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7734 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7735 (ver_test_9.so, ver_test_9.o): New targets.
7736 * testsuite/Makefile.in: Rebuild.
7738 2008-07-22 Ian Lance Taylor <iant@google.com>
7740 * options.h (class General_options): Define --check-sections.
7741 * layout.cc (Layout::set_segment_offsets): Handle
7744 * options.h (class General_options): Define -n/--nmagic and
7746 * options.cc (General_options::finalize): For -n/--nmagic or
7747 -N/--omagic, set -static.
7748 * layout.cc (Layout::attach_allocated_section_to_segment): If
7749 -N/--omagic, don't put read-only and read-write sections in
7751 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7752 finding a read-only segment.
7753 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7754 don't set the minimum segment alignment to the common page size,
7755 and don't set the file offset to the address modulo the page size.
7756 * script-sections.cc (Script_sections::create_segments): If
7757 -n/--omagic, don't put read-only and read-write sections in
7760 * cref.cc: New file.
7762 * options.h (class General_options): Add --print-symbol-counts.
7763 * main.cc (main): Issue defined symbol report if requested.
7764 * archive.cc (Archive::interpret_header): Make into a const member
7766 (Archive::add_symbols): Call Input_objects::archive_start and
7768 (Archive::const_iterator): Define new class.
7769 (Archive::begin, Archive::end): New functions.
7770 (Archive::include_all_members): Rewrite to use iterator.
7771 (Archive::count_members): New function.
7772 * archive.h (class Archive): Update declarations.
7773 (Archive::filename): New function.
7774 * object.cc: Include "cref.h".
7775 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7776 (Sized_relobj::do_get_global_symbol_counts): New function.
7777 (Input_objects::add_object): Add object to cross-referencer.
7778 (Input_objects::archive_start): New function.
7779 (Input_objects::archive_stop): New function.
7780 (Input_objects::print_symbol_counts): New function.
7781 * object.h: Declare Cref and Archive.
7782 (Object::get_global_symbol_counts): New function.
7783 (Object::do_get_global_symbol_counts): New pure virtual function.
7784 (class Sized_relobj): Add defined_count_ field. Update
7786 (class Input_objects): Add cref_ field. Update constructor.
7787 Update declarations.
7788 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7790 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7792 (Sized_dynobj::do_get_global_symbol_counts): New function.
7793 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7794 defined_count_. Update declarations. Define Symbols typedef.
7795 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7796 parameter. Change all callers.
7797 (Symbol_table::add_from_dynobj): Add sympointers and defined
7798 parameters. Change all callers.
7799 * symtab.h (class Symbol_table): Update declarations.
7800 * Makefile.am (CCFILES): Add cref.cc.
7801 (HFILES): Add cref.h.
7802 * Makefile.in: Rebuild.
7804 2008-07-22 Simon Baldwin <simonb@google.com>
7806 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7807 to zero when writing undefined symbols.
7809 2008-07-22 Ian Lance Taylor <iant@google.com>
7811 * output.cc (Output_section::add_input_section): Don't try to
7812 merge empty merge sections.
7814 2008-07-21 Craig Silverstein <csilvers@google.com>
7816 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7817 Include symbol version in error message.
7819 2008-07-20 Chris Demetriou <cgd@google.com>
7821 * configure.ac (gold_cv_c_random_seed): New configured variable.
7822 (RANDOM_SEED_CFLAGS): New substituted variable.
7823 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7824 * configure: Rebuild.
7825 * Makefile.in: Likewise.
7826 * testsuite/Makefile.in: Likewise.
7828 2008-07-18 Ian Lance Taylor <iant@google.com>
7830 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7831 where we see NAME/NULL and NAME/VERSION as separate symbols.
7832 * testsuite/ver_test_main.cc (main): Call t4.
7833 (t4, t4_2a): Define.
7834 * testsuite/ver_test_2.cc (t4_2): Define.
7835 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7836 * testsuite/ver_test_4.cc (t4_2a): Define.
7837 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7838 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7840 2008-07-17 Ian Lance Taylor <iant@google.com>
7842 * dynobj.cc (Versions::add_def): If we give an error about a
7843 missing version, go ahead and create the version anyhow.
7845 2008-07-10 Ian Lance Taylor <iant@google.com>
7847 Handle output sections with more than 0x7fffffff bytes.
7848 * object.h (class Relobj): Change map_to_output_ to
7849 output_sections_, and just keep a section pointer. Change all
7850 uses. Move comdat group support to Sized_relobj.
7851 (Relobj::is_section_specially_mapped): Remove.
7852 (Relobj::output_section): Remove poff parameter. Change all
7854 (Relobj::output_section_offset): New function.
7855 (Relobj::set_section_offset): Rewrite.
7856 (Relobj::map_to_output): Remove.
7857 (Relobj::output_sections): New function.
7858 (Relobj::do_output_section_offset): New pure virtual function.
7859 (Relobj::do_set_section_offset): Likewise.
7860 (class Sized_relobj): Add section_offsets_ field. Add comdat
7861 group support from Relobj. Update declarations.
7862 (Sized_relobj::get_output_section_offset): New function.
7863 (Sized_relobj::do_output_section_offset): New function.
7864 (Sized_relobj::do_set_section_offset): New function.
7865 * object.cc (Relobj::output_section_address): Remove.
7866 (Sized_relobj::Sized_relobj): Initialize new fields.
7867 (Sized_relobj::include_section_group): Cast find_kept_object to
7869 (Sized_relobj::include_linkonce_section): Likewise.
7870 (Sized_relobj::do_layout): Use separate arrays for output section
7872 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7874 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7875 output_sections and section_offsets.
7876 (Sized_relobj::write_local_symbols): Likewise.
7877 (map_to_kept_section): Compute output address directly.
7878 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7879 output_sections and section_offsets.
7880 (Sized_relobj::write_sections): Likewise.
7881 (Sized_relobj::relocate_sections): Likewise.
7882 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7883 * output.h (class Output_reloc): Update declarations. Change
7884 u2_.relobj to Sized_relobj*.
7885 (class Output_data_reloc): Change add functions to use
7887 * output.cc (Output_reloc::Output_reloc): Change relobj to
7889 (Output_reloc::local_section_offset): Change return type to
7890 Elf_Addr. Use get_output_section_offset.
7891 (Output_reloc::get_address): Likewise.
7892 (Output_section::is_input_address_mapped): Don't call
7893 is_section_specially_mapped.
7894 (Output_section::output_offset): Likewise.
7895 (Output_section::output_address): Likewise.
7896 (Output_section::starting_output_address): Likewise.
7897 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7898 parameter to Sized_relobj*.
7899 (Copy_relocs::need_copy_reloc): Likewise.
7900 (Copy_relocs::save): Likewise.
7901 * copy-relocs.h (class Copy_relocs): Update declarations.
7902 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7903 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7904 * target-reloc.h (relocate_for_relocatable): Change
7905 offset_in_output_section type to Elf_Addr. Change code that uses
7907 * layout.cc (Layout::layout): Always set *off.
7908 * mapfile.cc (Mapfile::print_input_section): Use
7909 output_section_offset.
7910 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7912 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7913 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7914 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7916 2008-07-03 Ian Lance Taylor <iant@google.com>
7918 * layout.cc (Layout::include_section): Do not discard unrecognized
7919 SHT_STRTAB sections.
7921 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7923 * script.cc (Lex::can_continue_name): Make '?' allowable in
7924 version-script names.
7925 * testsuite/version_script.map: Change glob pattern to use '?'
7927 2008-06-30 Manish Singh <yosh@gimp.org>
7930 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7933 2008-06-30 Ian Lance Taylor <iant@google.com>
7937 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7938 versions]: Don't try to read the value in the contents, since we
7939 don't use it. Use the template endianness when writing.
7941 2008-06-25 Cary Coutant <ccoutant@google.com>
7943 * fileread.cc (File_read::make_view): Assert on zero-length view.
7944 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7945 symbol table when there are no symbols to read.
7947 2008-06-23 Craig Silverstein <csilvers@google.com>
7949 * version.cc (version_string): Bump to 1.7
7951 2008-06-18 Craig Silverstein <csilvers@google.com>
7953 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7954 constant 0xFFFF to type Valtype.
7955 (Powerpc_relocate_functions::rel16_ha): Likewise.
7957 2008-06-17 Ian Lance Taylor <iant@google.com>
7959 * output.h (Output_section::Input_section): Initialize p2align_ to
7960 zero for Output_section_data constructors.
7961 (Output_section::Input_section::addralign): If not an input
7962 section, return the alignment of the Output_section_data.
7963 * testsuite/copy_test.cc: New file.
7964 * testsuite/copy_test_1.cc: New file.
7965 * testsuite/copy_test_2.cc: New file.
7966 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7967 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7968 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7969 (copy_test_1_pic.o, copy_test_1.so): New targets.
7970 (copy_test_2_pic.o, copy_test_2.so): New targets.
7971 * testsuite/Makefile.in: Rebuild.
7973 * script-sections.cc (Script_sections::place_orphan): Initialize
7974 local variable exact.
7976 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7978 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7980 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7981 David S. Miller <davem@davemloft.net>
7983 * powerpc.cc: New file.
7984 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7985 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7986 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7987 * Makefile.in: Rebuild.
7989 2008-06-09 Ian Lance Taylor <iant@google.com>
7991 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7993 (throwing, orig_terminate): New static variables.
7994 (terminate_handler): New static function.
7995 (t2): Set terminate handler.
7997 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8000 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8003 2008-05-30 Cary Coutant <ccoutant@google.com>
8005 * archive.cc (Archive::include_all_members) Correct to step
8006 over symbol table and extended name table in thin archives.
8008 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8011 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8014 2008-05-28 Caleb Howe <cshowe@google.com>
8016 * reduced_debug_output.cc: New file.
8017 * reduced_debug_output.h: New file.
8018 * options.h (class General_options): Add --strip-debug-non-line.
8019 * options.cc (General_options::finalize): Add strip_debug_non_line
8020 to the strip heirarchy.
8021 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8023 * layout.cc: Include "reduced_debug_output.h".
8024 (Layout::Layout): Initialize new fields.
8025 (line_only_debug_sections): New static array.
8026 (is_lines_only_debug_sections): New static inline function.
8027 (Layout::include_section): Handle --strip-debug-non-line.
8028 (Layout::make_output_section): If --strip-debug-non-line, build
8029 new output sections for .debug_abbrev and .debug_info.
8030 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8031 gold. Warn about possible overflow.
8032 (read_signed_LEB_128): Likewise.
8033 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8034 (read_signed_LEB_128): Declare.
8035 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8036 (HFILES): Add reduced_debug_output.h.
8037 * Makefile.in: Rebuild.
8039 2008-05-21 Ian Lance Taylor <iant@google.com>
8041 * mapfile.cc: New file.
8042 * mapfile.h: New file.
8043 * options.h (class General_options): Add -M/--print-map and -Map.
8044 * options.cc (General_options::finalize): Make -M equivalent to
8046 * main.cc: Include <cstdio> and "mapfile.h".
8047 (main): Open mapfile if requested.
8048 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8049 constructor. Change caller.
8050 (queue_initial_tasks): Add mapfile parameter. Change caller.
8051 (queue_middle_tasks): Likewise.
8052 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8054 * archive.cc: Include "mapfile.h".
8055 (Archive::add_symbols): Add mapfile parameter. Change all
8056 callers. Pass mapfile, symbol, and reason to include_member.
8057 (Archive::include_all_members): Add mapfile parameter. Change all
8059 (Archive::include_member): Add mapfile, sym, and why parameters.
8060 Change all callers. Report inclusion to map file.
8061 * archive.h: Include "fileread.h".
8062 (class Archive): Update declarations.
8063 (Archive::file): New const method.
8064 (class Add_archive_symbols): Add mapfile_ field. Update
8065 constructor. Change all callers.
8066 * readsyms.h (class Read_symbols): Likewise.
8067 (class Finish_group): Likewise.
8068 (class Read_script): Likewise.
8069 * common.cc: Include "mapfile.h".
8070 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8072 (Symbol_table::do_allocate_commons): Likewise.
8073 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8074 symbol allocation to mapfile.
8075 * common.h (class Allocate_commons_task): Add mapfile_ field.
8076 Update constructor. Change all callers.
8077 * symtab.h (class Symbol_table): Update declarations.
8078 * layout.cc: Include "mapfile.h".
8079 (Layout_task_runner::run): Print information to mapfile.
8080 (Layout::create_gold_note): Change Output_data_fixed_space to
8081 Output_data_zero_fill.
8082 (Layout::create_build_id): Likewise.
8083 (Layout::print_to_mapfile): New function.
8084 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8085 constructor. Change caller.
8086 (class Layout): Declare print_to_mapfile.
8087 * output.cc (Output_section::Input_section::print_to_mapfile): New
8089 (Output_section::add_input_section): If producing a map, always
8090 add to input_sections_ list.
8091 (Output_section::do_print_to_mapfile): New function.
8092 (Output_segment::print_sections_to_mapfile): New function.
8093 (Output_segment::print_section_list_to_mapfile): New function.
8094 * output.h: Include "mapfile.h".
8095 (Output_data::print_to_mapfile): New function.
8096 (Output_data::do_print_to_mapfile): New virtual function.
8097 (Output_segment_headers::do_print_to_mapfile): New function.
8098 (Output_file_header::do_print_to_mapfile): New function.
8099 (Output_data_const::do_print_to_mapfile): New function.
8100 (class Output_data_const_buffer): Add map_name_ field. Update
8101 constructor. Change all callers. Add do_print_to_mapfile
8103 (class Output_data_fixed_space): Likewise.
8104 (class Output_data_space): Likewise.
8105 (class Output_data_zero_fill): New class.
8106 (Output_data_strtab::do_print_to_mapfile): New function.
8107 (Output_data_reloc_base::do_print_to_mapfile): New function.
8108 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8109 (Output_data_group::do_print_to_mapfile): New function.
8110 (Output_data_got::do_print_to_mapfile): New function.
8111 (Output_data_dynamic::do_print_to_mapfile): New function.
8112 (Output_symtab_xindex::do_print_to_mapfile): New function.
8113 (class Output_section): Declare do_print_to_mapflie. Declare
8114 print_to_mapfile in Input_section.
8115 (class Output_segment): Declare new functions.
8116 * object.h (Sized_relobj::symbol_count): New function.
8117 * script-sections.cc
8118 (Output_section_element_dot_assignment::set_section_addresses):
8119 Change Output_data_fixed_space to Output_data_zero_fill.
8120 (Output_data_expression::do_print_to_mapfile): New function.
8121 * script.cc (read_input_script): Add mapfile parameter. Change
8123 * script.h (read_input_script): Update declaration.
8124 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8125 (Eh_frame::do_print_to_mapfile): New function.
8126 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8127 (Output_merge_string::do_print_to_mapfile): New function.
8128 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8130 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8132 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8134 * Makefile.am (CCFILES): Add mapfile.cc.
8135 (HFILES): Add mapfile.h.
8136 * Makefile.in: Rebuild.
8138 2008-05-19 Ian Lance Taylor <iant@google.com>
8140 * options.h (class General_options): Add -z relro.
8141 * layout.cc (Layout::Layout): Initialize relro_segment_.
8142 (Layout::add_output_section_data): Return the output section.
8143 (Layout::make_output_section): Rcognize relro sections and mark
8145 (Layout::attach_allocated_section_to_segment): Put relro sections
8146 in a PT_GNU_RELRO segment.
8147 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8149 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8151 (Layout::linkonce_mapping): Map d.rel.ro.local to
8153 (Layout::output_section_name): Us .data.rel.ro.local for any
8154 section which begins with that.
8155 * layout.h (class Layout): Update add_output_section_data
8156 declaration. Add relro_segment_ field.
8157 * output.cc (Output_section::Output_section): Initialize is_relro_
8158 and is_relro_local_ fields.
8159 (Output_segment::add_output_section): Group relro sections.
8160 (Output_segment::is_first_section_relro): New function.
8161 (Output_segment::maximum_alignment): If there is a relro section,
8162 align the segment to the common page size.
8163 (Output_segment::set_section_addresses): Track whether we are
8164 looking at relro sections. If the last section is a relro
8165 section, align to the common page size.
8166 (Output_segment::set_section_list_addresses): Add in_relro
8167 parameter. Change all callers. Align to the page size when
8168 moving from relro to non-relro section.
8169 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8171 * output.h (class Output_section): Add is_relro_ and
8172 is_relro_local_ fields.
8173 (Output_section::is_relro): New function.
8174 (Output_section::set_is_relro): New function.
8175 (Output_section::is_relro_local): New function.
8176 (Output_section::set_is_relro_local): New function.
8177 (class Output_segment): Update declarations.
8178 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8179 * sparc.cc (Target_sparc::got_section): Likewise.
8180 * x86_64.cc (Target_x86_64::got_section): Likewise.
8181 * testsuite/relro_test_main.cc: New file.
8182 * testsuite/relro_test.cc: New file.
8183 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8184 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8185 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8186 (relro_test.so, relro_test_pic.o): New targets.
8187 * testsuite/Makefile.in: Rebuild.
8189 2008-05-16 Ian Lance Taylor <iant@google.com>
8191 * output.cc (Output_segment::add_output_section): Remove front
8193 * output.h (class Output_segment): Remove
8194 add_initial_output_section and overloaded add_output_section.
8195 Update declaration of remaining add_output_section.
8196 * layout.cc (Layout::create_interp): Call add_output_section
8197 rather than add_initial_output_section.
8198 (Layout::finish_dynamic_section): Likewise.
8200 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8201 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8202 know the dynamic type.
8203 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8204 field. Initialize it in constructor.
8205 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8206 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8207 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8210 * output.cc (Output_reloc::get_address): Change return type to
8212 * output.h (class Output_reloc): Update get_address declaration.
8213 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8214 for section addresses.
8216 2008-05-09 Ian Lance Taylor <iant@google.com>
8219 * gold.cc (gold_nomem): Use return value of write.
8221 2008-05-08 Ian Lance Taylor <iant@google.com>
8223 * symtab.c (Symbol::init_base_output_data): Add version
8224 parameter. Change all callers.
8225 (Symbol::init_base_output_segment): Likewise.
8226 (Symbol::init_base_constant): Likewise.
8227 (Symbol::init_base_undefined): Likewise.
8228 (Sized_symbol::init_output_data): Likewise.
8229 (Sized_symbol::init_output_segment): Likewise.
8230 (Sized_symbol::init_constant): Likewise.
8231 (Sized_symbol::init_undefined): Likewise.
8232 (Symbol_table::do_define_in_output_data): If the new symbol has a
8233 version, mark it as the default.
8234 (Symbol_table::do_define_in_output_segment): Likewise.
8235 (Symbol_table::do_define_as_constant): Likewise.
8236 * symtab.h (class Symbol): Update declarations.
8237 (class Sized_symbol): Likewise.
8238 * resolve.cc (Symbol::override_version): New function.
8239 (Symbol::override_base): Call override_version.
8240 (Symbol::override_base_with_special): Likewise.
8241 * testsuite/ver_script_8.script: New file.
8242 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8243 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8244 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8245 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8247 2008-05-06 Ian Lance Taylor <iant@google.com>
8250 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8252 (class General_options): Remove existing --undefined, and add
8253 --no-undefined instead. Add new --undefined as synonym for -u.
8254 * archive.cc (Archive::add_symbols): Check whether symbol was
8256 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8257 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8258 all uses. Add IS_UNDEFINED. Update declarations to split
8259 different versions of init_base. Declare init_base_undefined.
8260 (Symbol::is_defined): Handle IS_UNDEFINED.
8261 (Symbol::is_undefined): Likewise.
8262 (Symbol::is_weak_undefined): Call is_undefined.
8263 (Symbol::is_absolute): Handle IS_CONSTANT.
8264 (class Sized_symbol): Update declarations to split different
8265 versions of init. Declare init_undefined.
8266 (class Symbol_table): Declare new functions.
8267 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8269 (Symbol::init_base_output_data): Likewise.
8270 (Symbol::init_base_output_segment): Likewise.
8271 (Symbol::init_base_constant): Likewise.
8272 (Symbol::init_base_undefined): New function.
8273 (Sized_symbol::init_object): Rename from init. Change all
8275 (Sized_symbol::init_output_data): Likewise.
8276 (Sized_symbol::init_output_segment): Likewise.
8277 (Sized_symbol::init_constant): Likewise.
8278 (Sized_symbol::init_undefined): New function.
8279 (Symbol_table::add_undefined_symbols_from_command_line): New
8281 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8283 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8284 (Symbol::output_section): Likewise.
8285 (Symbol::set_output_section): Likewise.
8286 (Symbol_table::sized_finalize_symbol): Likewise.
8287 (Symbol_table::sized_write_globals): Likewise.
8288 * resolve.cc (Symbol_table::should_override): Likewise.
8289 (Symbol::override_base_with_special): Likewise.
8291 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8292 symbol, change it to have default visibility.
8293 * testsuite/protected_1.cc: New file.
8294 * testsuite/protected_2.cc: New file.
8295 * testsuite/protected_3.cc: New file.
8296 * testsuite/protected_main_1.cc: New file.
8297 * testsuite/protected_main_2.cc: New file.
8298 * testsuite/protected_main_3.cc: New file.
8299 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8300 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8301 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8302 (protected_1.so): New target.
8303 (protected_1_pic.o, protected_2_pic.o): New targets.
8304 (protected_3_pic.o): New target.
8305 (check_PROGRAMS): Add protected_2.
8306 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8307 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8308 * testsuite/Makefile.in: Rebuild.
8310 * options.h (DEFINE_var): Add set_user_set_##varname__.
8311 (DEFINE_bool_alias): New macro.
8312 (class General_options): Define -Bstatic using DEFINE_bool_alias
8313 rather than DEFINE_special. Add --undefined as an alias for -z
8315 * options.cc (General_options::parse_Bstatic): Remove.
8317 * options.h (class General_options): Add --fatal-warnings.
8318 * main.cc (main): Implement --fatal-warnings.
8319 * errors.h (Errors::warning_count): New function.
8321 * options.h (class General_options): Add -Bsymbolic-functions.
8322 * symtab.h (Symbol::is_preemptible): Check for
8323 -Bsymbolic-functions.
8325 2008-05-05 Ian Lance Taylor <iant@google.com>
8327 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8328 as noVARNAME rather than no-VARNAME.
8329 (class General_options): Add option -z combreloc.
8330 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8332 (Output_reloc::sort_before) [SHT_REL]: New function.
8333 (Output_reloc::sort_before) [SHT_RELA]: New function.
8334 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8335 Sort_relocs_comparison.
8336 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8337 parameter. Change all callers.
8338 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8339 sort_relocs parameter. Change all callers.
8340 * output.cc (Output_reloc::get_address): New function, broken out
8342 (Output_reloc::write_rel): Call it.
8343 (Output_reloc::compare): New function.
8344 (Output_data_reloc_base::do_write): Optionally sort relocs.
8346 * configure.ac: If targ_extra_obj is set, link it in.
8347 * configure.tgt: Initialize all variables.
8348 (x86_64*): Set targ_extra_obj and targ_extra_size.
8349 * configure: Rebuild.
8351 * object.cc (Sized_relobj::include_section_group): Adjust section
8352 indexes read from group data. Build vector to pass to
8354 * layout.cc (Layout::layout_group): Add flags and shndxes
8355 parameters. Remove contents parameter. Change caller. Update
8356 explicit instantiations.
8357 * layout.h (class Layout): Update layout_group declaration.
8358 * output.cc (Output_data_group::Output_data_group): Add flags and
8359 input_shndxes parameters. Remove contents parameter. Change
8361 (Output_data_group::do_write): Change input_sections_ to
8363 * output.h (class Output_data_group): Update constructor
8364 declaration. Rename input_sections_ to input_shndxes_.
8365 * testsuite/many_sections_test.cc: Add template.
8367 2008-04-30 Cary Coutant <ccoutant@google.com>
8369 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8371 * layout.cc (Layout::include_section): Refactored check for debug
8373 (Layout::add_comdat): Add new parameters. Change type
8374 of signature parameter. Add object and shndx to signatures table.
8375 (Layout::find_kept_object): New function.
8376 * layout.h: Include <cstring>.
8377 (Layout::is_debug_info_section): New function.
8378 (Layout::add_comdat): Add new parameters.
8379 (Layout::find_kept_object): New function.
8380 (Layout::Kept_section): New struct.
8381 (Layout::Signatures): Change type of map range.
8382 * object.cc (Relobj::output_section_address): New function.
8383 (Sized_relobj::include_section_group): Add new parameters. Change
8384 calls to Layout::add_comdat. Change to build table of kept comdat
8385 groups and table mapping discarded sections to kept sections.
8386 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8387 (Sized_relobj::do_layout): Change calls to include_section_group and
8388 include_linkonce_section.
8389 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8390 value to zero when section is discarded.
8391 (Sized_relobj::map_to_kept_section): New function.
8392 * object.h (Relobj::output_section_address): New function.
8393 (Relobj::Comdat_group): New type.
8394 (Relobj::find_comdat_group): New function.
8395 (Relobj::Comdat_group_table): New type.
8396 (Relobj::Kept_comdat_section): New type.
8397 (Relobj::Kept_comdat_section_table): New type.
8398 (Relobj::add_comdat_group): New function.
8399 (Relobj::set_kept_comdat_section): New function.
8400 (Relobj::get_kept_comdat_section): New function.
8401 (Relobj::comdat_groups_): New field.
8402 (Relobj::kept_comdat_sections_): New field.
8403 (Symbol_value::input_value): Update comment.
8404 (Sized_relobj::map_to_kept_section) New function.
8405 (Sized_relobj::include_linkonce_section): Add new parameter.
8406 * target-reloc.h (Comdat_behavior): New type.
8407 (get_comdat_behavior): New function.
8408 (relocate_section): Add code to map a discarded section to the
8409 corresponding kept section when applying a relocation.
8411 2008-04-30 Craig Silverstein <csilvers@google.com>
8413 * dwarf_reader.cc (next_generation_count): New static var.
8414 (Addr2line_cache_entry): New struct.
8415 (addr2line_cache): New static var.
8416 (Dwarf_line_info::one_addr2line): Added caching.
8417 (Dwarf_line_info::clear_addr2line_cache): New function.
8418 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8419 cache-size parameter.
8420 (Dwarf_line_info::one_addr2line_cache): New function.
8421 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8422 new cache-size argument to one_addr2line(), and clear cache.
8424 2008-04-28 Cary Coutant <ccoutant@google.com>
8426 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8427 R_386_PC8 relocations.
8429 2008-04-23 Ian Lance Taylor <iant@google.com>
8431 * object.cc (Sized_relobj::include_section_group): Check for
8432 invalid section group.
8434 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8437 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8438 than read for file header.
8439 * archive.cc (Archive::include_member): Likewise.
8441 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8443 * aclocal.m4: Regenerate.
8444 * configure: Regenerate.
8446 2008-04-19 Ian Lance Taylor <iant@google.com>
8448 * version.cc (version_string): Bump to 1.6.
8450 * testsuite/Makefile.am (many_sections_r_test): New target.
8451 (many_sections_r_test_SOURCES): Remove.
8452 (many_sections_r_test_DEPENDENCIES): Remove.
8453 (many_sections_r_test_LDFLAGS): Remove.
8454 (many_sections_r_test_LDADD): Remove.
8456 * object.cc (Sized_relobj::do_add_symbols): Always pass
8457 local_symbol_count_ to add_from_relobj.
8459 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8460 every thousand variables.
8461 * testsuite/Makefile.in: Rebuild.
8463 * object.cc (Xindex::initialize_symtab_xindex): New function.
8464 (Xindex::read_symtab_xindex): New function.
8465 (Xindex::sym_xindex_to_shndx): New function.
8466 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8468 (Sized_relobj::do_initialize_xindex): New function.
8469 (Sized_relobj::do_read_symbols): Adjust section links.
8470 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8471 parameter. Change all callers.
8472 (Sized_relobj::include_section_group): Adjust section links and
8473 symbol section indexes.
8474 (Sized_relobj::do_layout): Adjust section links.
8475 (Sized_relobj::do_count_local_symbols): Adjust section links and
8476 symbol section indexes.
8477 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8478 ordinary and special symbols.
8479 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8480 dynsym_xindex parameters. Change all callers. Adjust section
8481 links. Use SHN_XINDEX when needed.
8482 (Sized_relobj::get_symbol_location_info): Adjust section links.
8483 Don't get fooled by special symbols.
8484 * object.h (class Xindex): Define.
8485 (class Object): Add xindex_ parameter. Declare virtual functoin
8486 do_initialize_xindex.
8487 (Object::adjust_sym_shndx): New function.
8488 (Object::set_xindex): New protected function.
8489 (class Symbol_value): Add is_ordinary_shndx_ field.
8490 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8491 (Symbol_value::value): Assert ordinary section.
8492 (Symbol_value::initialize_input_to_output_map): Likewise.
8493 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8495 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8497 (class Sized_relobj): Update declarations.
8498 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8499 parameter. Change all callers.
8500 (Sized_relobj::adjust_shndx): New function.
8501 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8503 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8504 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8505 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8506 (Sized_dynobj::read_dynsym_section): Adjust section links.
8507 (Sized_dynobj::read_dynamic): Likewise.
8508 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8510 (Sized_dynobj::do_initialize_xindex): New function.
8511 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8512 do_initialize_xindex.
8513 (Sized_dynobj::adjust_shndx): New function.
8514 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8515 dynsym_xindex_ fields.
8516 (Layout::finalize): Add a call to set_section_indexes before
8517 creating the symtab sections.
8518 (Layout::set_section_indexes): Don't do anything if the section
8519 already has a section index.
8520 (Layout::create_symtab_sections): Add shnum parameter. Change
8521 caller. Create .symtab_shndx section if needed.
8522 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8524 (Layout::allocated_output_section_count): New function.
8525 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8527 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8528 fields. Update declarations.
8529 (Layout::symtab_xindex): New function.
8530 (Layout::dynsym_xindex): New function.
8531 (class Write_symbols_task): Add layout_ field.
8532 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8534 * output.cc (Output_section_headers::Output_section_headers): Add
8535 shstrtab_section parameter. Change all callers.
8536 (Output_section_headers::do_sized_write): Store overflow values
8537 for section count and section string table section index in
8538 section header zero.
8539 (Output_file_header::do_sized_write): Check for overflow of
8540 section count and section string table section index.
8541 (Output_symtab_xindex::do_write): New function.
8542 (Output_symtab_xindex::endian_do_write): New function.
8543 * output.h (class Output_section_headers): Add shstrtab_section_.
8544 Update declarations.
8545 (class Output_symtab_xindex): Define.
8546 (Output_section::has_out_shndx): New function.
8547 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8549 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8551 (Sized_symbol::init): Likewise.
8552 (Symbol::output_section): Check for ordinary symbol.
8553 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8554 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8556 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8557 Change all callers. Simplify handling of symbols from sections
8558 not included in the link.
8559 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8561 (Weak_alias_sorter::operator()): Assert that symbols are
8563 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8565 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8566 parameters. Change all callers.
8567 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8568 symbol distinction. Use SHN_XINDEX when needed.
8569 (Symbol_table::write_section_symbol): Add symtab_xindex
8570 parameter. Change all callers.
8571 (Symbol_table::sized_write_section_symbol): Likewise. Use
8572 SHN_XINDEX when needed.
8573 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8575 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8576 (Symbol::is_defined): Check is_ordinary.
8577 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8578 (Symbol::is_absolute, Symbol::is_common): Likewise.
8579 (class Sized_symbol): Update declarations.
8580 (class Symbol_table): Update declarations.
8581 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8582 parameters. Change all callers.
8583 (Sized_symbol::override): Likewise.
8584 (Symbol_table::override): Likewise.
8585 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8586 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8587 is_ordinary, and orig_st_shndx parameters. Change all callers.
8588 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8589 to be in an ordinary section.
8590 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8591 object and is_ordinary parameters. Change all callers.
8592 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8593 Change all callers. Don't add undefined or non-ordinary symbols
8595 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8597 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8599 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8600 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8601 (Sized_relobj::relocate_sections): Likewise.
8602 * target-reloc.h (scan_relocs): Adjust section symbol index.
8603 (scan_relocatable_relocs): Likewise.
8604 * i386.cc (Scan::local): Check for ordinary symbols.
8605 * sparc.cc (Scan::local): Likewise.
8606 * x86_64.cc (Scan::local): Likewise.
8607 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8608 to symbol_section_and_value.
8609 * testsuite/many_sections_test.cc: New file.
8610 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8611 (check_PROGRAMS): Add many_sections_test.
8612 (many_sections_test_SOURCES): Define.
8613 (many_sections_test_DEPENDENCIES): Define.
8614 (many_sections_test_LDFLAGS): Define.
8615 (BUILT_SOURCES): Add many_sections_define.h.
8616 (many_sections_define.h): New target.
8617 (BUILT_SOURCES): Add many_sections_check.h.
8618 (many_sections_check.h): New target.
8619 (check_PROGRAMS): Add many_sections_r_test.
8620 (many_sections_r_test_SOURCES): Define.
8621 (many_sections_r_test_DEPENDENCIES): Define.
8622 (many_sections_r_test_LDFLAGS): Define.
8623 (many_sections_r_test_LDADD): Define.
8624 (many_sections_r_test.o): New target.
8625 * testsuite/Makefile.in: Rebuild.
8627 2008-04-17 Cary Coutant <ccoutant@google.com>
8629 * errors.cc (Errors::info): New function.
8630 (gold_info): New function.
8631 * errors.h (Errors::info): New function.
8632 * gold.h (gold_info): New function.
8633 * object.cc (Input_objects::add_object): Print trace output.
8634 * options.cc (options::parse_set): New function.
8635 (General_options::parse_wrap): Deleted.
8636 (General_options::General_options): Deleted initializer.
8637 * options.h (options::String_set): New typedef.
8638 (options::parse_set): New function.
8639 (DEFINE_set): New macro.
8640 (General_options::wrap): Changed to use DEFINE_set. Changed
8641 callers of any_wrap_symbols and is_wrap_symbol.
8642 (General_options::trace, General_options::trace_symbol):
8644 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8645 (General_options::wrap_symbols_): Deleted.
8646 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8648 2008-04-17 David S. Miller <davem@davemloft.net>
8650 * options.cc (General_options::parse_V): New function.
8651 * options.h: Add entries for -V and -Qy.
8653 2008-04-17 Ian Lance Taylor <iant@google.com>
8655 * common.cc (Symbol_table::allocate_commons): Remove options
8656 parameter. Change caller.
8657 (Symbol_table::do_allocate_commons): Remove options parameter.
8658 Change caller. Just call do_allocate_commons_list twice.
8659 (Symbol_table::do_allocate_commons_list): New function, broken out
8660 of do_allocate_commons.
8661 * common.h (class Allocate_commons_task): Remove options_ field.
8663 * symtab.cc (Symbol_table::Symbol_table): Initialize
8665 (Symbol_table::add_from_object): Put TLS common symbols on
8667 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8668 which are IN_OUTPUT_DATA.
8669 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8670 allocate_commons and do_allocate_commons declarations. Declare
8671 do_allocate_commons_list.
8672 * gold.cc (queue_middle_tasks): Update creation of
8673 Allocate_commons_task to not pass options.
8674 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8675 (TLS_TEST_C_FLAGS): New variable.
8676 (tls_test_c_pic.o): New target.
8677 (tls_test_shared.so): Link in tls_test_c_pic.o.
8678 (tls_test_c_pic_ie.o): New target.
8679 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8680 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8681 (tls_test_c.o): New target.
8682 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8683 (tls_pic_test_LDADD): Likewise.
8684 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8685 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8686 (tls_test_c_gnu2.o): New target.
8687 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8689 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8690 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8691 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8692 * testsuite/tls_test.cc: Include "config.h".
8693 (t_last): Call t11_last.
8694 * testsuite/tls_test.h (t11, t11_last): Declare.
8695 * testsuite/tls_test_c.c: New file.
8696 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8697 * configure.ac: Check for OpenMP support.
8698 * configure, config.in, Makefile.in: Rebuild.
8699 * testsuite/Makefile.in: Rebuild.
8701 2008-04-16 Cary Coutant <ccoutant@google.com>
8703 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8704 (Target_i386::tls_base_symbol_defined_): New field.
8705 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8706 (Target_i386::Scan::global): Likewise.
8707 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8708 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8709 (Target_x86_64::tls_base_symbol_defined_): New field.
8710 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8711 (Target_x86_64::Scan::global): Likewise.
8713 2008-04-16 Cary Coutant <ccoutant@google.com>
8715 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8716 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8717 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8718 building shared libraries.
8719 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8720 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8721 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8722 * testsuite/Makefile.in: Rebuild.
8723 * testsuite/weak_undef.h: New file.
8724 * testsuite/weak_undef_file1.cc: Add extra test cases.
8725 * testsuite/weak_undef_file2.cc: Likewise.
8726 * testsuite/weak_undef_test.cc: Likewise.
8728 2008-04-16 David S. Miller <davem@davemloft.net>
8730 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8731 Add issued_non_pic_error_ field. Declare check_non_pic.
8732 (Target_sparc::Scan::check_non_pic): New function.
8733 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8734 (Target_sparc::Scan::global): Likewise.
8736 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8737 * configure: Rebuild.
8739 * options.h (DEFINE_enable): New macro.
8740 (new_dtags): New enable option.
8741 (initfirst, interpose, loadfltr, nodefaultlib,
8742 nodelete, nodlopen, nodump): New -z options.
8743 * layout.cc (Layout:finish_dynamic_section): If new
8744 dtags enabled, emit DT_RUNPATH. Also, emit a
8745 DT_FLAGS_1 containing any specified -z flags.
8747 2008-04-16 Ian Lance Taylor <iant@google.com>
8749 * copy-relocs.cc: New file.
8750 * copy-relocs.h: New file.
8751 * reloc.cc: Remove Copy_relocs code.
8752 * reloc.h: Likewise.
8753 * reloc-types.h (struct Reloc_types) [both versions]: Add
8754 get_reloc_addend_noerror.
8755 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8756 variants of add_global which take an addend which must be zero.
8757 * i386.cc: Include "copy-relocs.h".
8758 (class Target_i386): Change type of copy_relocs_ to variable,
8760 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8762 (Target_i386::do_finalize_sections): Change handling of
8764 * sparc.cc: Include "copy-relocs.h".
8765 (class Target_sparc): Change type of copy_relocs_ to variable,
8767 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8769 (Target_sparc::do_finalize_sections): Change handling of
8771 * x86_64.cc: Include "copy-relocs.h".
8772 (class Target_x86_64): Change type of copy_relocs_ to variable,
8774 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8775 class. Change all callers.
8776 (Target_x86_64::do_finalize_sections): Change handling of
8778 * Makefile.am (CCFILES): Add copy-relocs.cc.
8779 (HFILES): Add copy-relocs.h.
8781 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8783 * testsuite/script_test_4.sh: Permit leading zeroes.
8785 2008-04-15 Ian Lance Taylor <iant@google.com>
8787 * script-sections.cc (Script_sections::create_segments): Use
8788 header_size_adjustment even when there is enough room for the
8790 * testsuite/script_test_4.sh: New file.
8791 * testsuite/script_test_4.t: New file.
8792 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8793 (check_DATA): Add script_test_4.stdout.
8794 (MOSTLYCLEANFILES): Likewise.
8795 (script_test_4): New target.
8796 (script_test_4.stdout): New target.
8797 * testsuite/Makefile.in: Rebuild.
8799 * sparc.cc: Add definitions for Output_data_plt_sparc class
8802 2008-04-14 David S. Miller <davem@davemloft.net>
8804 * sparc.cc: New file.
8805 * Makefile.am (TARGETSOURCES): Add sparc.cc
8806 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8807 * configure.tgt: Document targ_extra_size and
8808 targ_extra_big_endian. Add entries for sparc-* and
8810 * configure.ac: Handle targ_extra_size and
8811 targ_extra_big_endian.
8812 * Makefile.in: Rebuild.
8813 * configure: Likewise.
8814 * po/POTFILES.in: Likewise.
8815 * po/gold.pot: Likewise.
8817 2008-04-14 Ian Lance Taylor <iant@google.com>
8819 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8820 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8821 in the name/type/flags to section mapping. Don't call
8822 allocate_output_section.
8823 (Layout::choose_output_section): Change parameter from adjust_name
8824 to is_input_section. Don't permit input sections after sections
8825 are attached to segments. Don't call allocate_output_section.
8826 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8827 not write_enable_output_section.
8828 (Layout::make_output_section): Don't push to
8829 unattached_section_list_ nor call attach_to_segment. Call
8830 attach_section_to_segment if sections are attached.
8831 (Layout::attach_sections_to_segments): New function.
8832 (Layout::attach_section_to_segment): New function.
8833 (Layout::attach_allocated_section_to_segment): Rename from
8834 attach_to_segment. Remove flags parameter.
8835 (Layout::allocate_output_section): Remove function.
8836 (Layout::write_enable_output_section): Remove function.
8837 * layout.h (class Layout): Update for above changes. Add new
8838 field sections_are_attached_.
8839 * output.h (Output_section::update_flags_for_input_section): New
8841 * output.cc (Output_section::add_input_section): Call
8842 update_flags_for_input_section.
8843 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8845 2008-04-11 Cary Coutant <ccoutant@google.com>
8847 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8848 thought unnecessary.
8849 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8851 2008-04-11 Ian Lance Taylor <iant@google.com>
8853 * output.h (class Output_section_data): Remove inline definition
8855 * output.cc (Output_section_data::set_addralign): New function.
8857 2008-04-11 Cary Coutant <ccoutant@google.com>
8859 Add support for TLS descriptors for i386 and x86_64.
8860 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8861 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8862 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8864 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8865 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8866 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8868 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8869 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8870 Fix problem with initial-exec relocations.
8871 (Target_i386::Relocate::relocate_tls): Likewise.
8872 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8874 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8875 support for section-plus-offset dynamic table entries.
8876 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8877 (Output_data_dynamic::Dynamic_entry): Add support for
8878 section-plus-offset dynamic table entries.
8879 (Output_data_dynamic::Classification): Likewise.
8880 (Output_data_dynamic::classification_): Renamed offset_.
8881 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8882 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8883 (Target_x86_64::make_plt_section): New function.
8884 (Target_x86_64::reserve_tlsdesc_entries): New function.
8885 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8886 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8887 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8888 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8889 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8890 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8891 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8892 add extra PLT entry for TLS descriptors.
8893 (Output_data_plt_x86_64::got_): New field.
8894 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8895 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8897 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8899 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8900 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8901 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8902 R_386_TLS_DESC_CALL relocations.
8903 (Target_x86_64::Scan::global): Likewise.
8904 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8905 for TLS descriptors.
8906 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8907 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8908 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8909 GD-to-IE relaxation.
8910 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8911 and TLS_DESCRIPTORS.
8912 * Makefile.in: Rebuild.
8913 * configure: Rebuild.
8914 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8915 (tls_test_shared2.so): New target.
8916 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8917 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8918 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8919 (tls_shared_gd_to_ie_test_LDADD): New variable.
8920 (tls_shared_gnu2_gd_to_ie_test): New target.
8921 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8923 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8924 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8925 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8926 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8927 (tls_shared_gnu2_test): New target.
8928 (tls_test_gnu2_shared.so): New target.
8929 (tls_shared_gnu2_test_SOURCES): New variable.
8930 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8931 (tls_shared_gnu2_test_LDFLAGS): New variable.
8932 (tls_shared_gnu2_test_LDADD): New variable.
8933 * testsuite/Makefile.in: Rebuild.
8934 * testsuite/Makefile.
8936 2008-04-11 Ian Lance Taylor <iant@google.com>
8938 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8940 * testsuite/Makefile.in: Rebuild.
8942 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8944 * testsuite/script_test_2.cc (main): Adjust test.
8946 2008-04-11 David S. Miller <davem@davemloft.net>
8947 Ian Lance Taylor <iant@google.com>
8949 * options.h (General_options): Add entries for '-Y' and
8951 * options.cc (General_options:finalize): If -Y was used, add those
8952 entries to the library path instead of the default "/lib" and
8955 2008-04-11 David S. Miller <davem@davemloft.net>
8957 * testsuite/justsyms.t: Start at 0x100.
8958 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8959 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8961 * testsuite/script_test_2.cc: Adjust string and section length
8964 2008-04-09 Ian Lance Taylor <iant@google.com>
8967 * script-sections.cc (Sections_element::allocate_to_segment): Add
8969 (Output_section_definition::allocate_to_segment): Likewise.
8970 (Orphan_output_section::allocate_to_segment): Likewise.
8971 (Script_sections::attach_sections_using_phdrs_clause): Don't
8972 propagate non-PT_LOAD segments to orphan sections.
8973 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8974 readelf rather than objdump.
8975 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8976 .interp section and PT_INTERP segment are the same size.
8977 * testsuite/Makefile.in: Rebuild.
8979 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8980 aliases for symbols defined in the same object.
8981 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8982 (weak_alias_test_SOURCES): New variable.
8983 (weak_alias_test_DEPENDENCIES): New variable.
8984 (weak_alias_test_LDFLAGS): New variable.
8985 (weak_alias_test_LDADD): New variable.
8986 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8987 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8988 (weak_alias_test_3.o): New target.
8989 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8990 * testsuite/weak_alias_test_main.cc: New file.
8991 * testsuite/weak_alias_test_1.cc: New file.
8992 * testsuite/weak_alias_test_2.cc: New file.
8993 * testsuite/weak_alias_test_3.cc: New file.
8995 2008-04-08 Ian Lance Taylor <iant@google.com>
8997 * options.h (class General_options): Add --noinhibit-exec option.
8998 * main.cc (main): Check --noinhibit-exec.
9000 * options.h (class General_options): Define --wrap as a special
9001 option. Add wrap_symbols_ field.
9002 (General_options::any_wrap_symbols): New function.
9003 (General_options::is_wrap_symbol): New function.
9004 * options.cc (General_options::parse_wrap): New function.
9005 (General_options::General_options): Initialize wrap_symbols_.
9006 * symtab.cc (Symbol_table::wrap_symbol): New function.
9007 (Symbol_table::add_from_object): Handle --wrap.
9008 * symtab.h (class Symbol_table): Declare wrap_symbol.
9009 * target.h (Target::wrap_char): New function.
9010 (Target::Target_info): Add wrap_char field.
9011 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9012 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9013 * testsuite/testfile.cc (Target_test::test_target_info):
9016 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9019 * layout.h (class Layout): Add added_eh_frame_data_ field.
9020 * layout.cc (Layout::Layout): Initialize new field.
9021 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9022 output section until we find a section we merged successfully.
9023 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9024 that the size be non-zero.
9026 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9029 2008-04-08 Craig Silverstein <csilvers@google.com>
9031 * configure.ac: Export new conditional variable HAVE_ZLIB.
9032 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9034 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9035 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9037 2008-04-07 Ian Lance Taylor <iant@google.com>
9039 * version.cc (version_string): Set to "1.5".
9041 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9042 Add issued_non_pic_error_ field. Declare check_non_pic.
9043 (Target_x86_64::Scan::check_non_pic): New function.
9044 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9045 (Target_x86_64::Scan::global): Likewise.
9047 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9048 addend parameter. Change caller. Handle merge sections.
9049 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9050 Address to Addend. Don't add in the result of
9051 local_section_offset, pass down the addend and use the returned
9053 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9054 Update declarations of local_section_offset and symbol_value.
9055 * testsuite/two_file_test_1.cc (t18): New function.
9056 * testsuite/two_file_test_2.cc (f18): New function.
9057 * testsuite/two_file_test_main.cc (main): Call t18.
9058 * testsuite/two_file_test.h (t18, f18): Declare.
9060 * configure.ac: Don't test for objdump, c++filt, or readelf.
9061 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9063 (TEST_READELF): New variable.
9064 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9065 (check_PROGRAMS): Add two_file_strip_test.
9066 (two_file_strip_test): New target.
9067 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9068 (two_file_same_shared_strip_test_SOURCES): New variable.
9069 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9070 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9071 (two_file_same_shared_strip_test_LDADD): New variable.
9072 (two_file_shared_strip.so): New target.
9073 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9074 (ver_test_5.syms, ver_test_7.syms): Likewise.
9075 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9076 (strip_test_3.stdout): Use TEST_OBJDUMP.
9077 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9079 2008-04-04 Cary Coutant <ccoutant@google.com>
9081 * symtab.h (Symbol::is_weak_undefined): New function.
9082 (Symbol::is_strong_undefined): New function.
9083 (Symbol::is_absolute): New function.
9084 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9085 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9087 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9088 (weak_undef_test): New target.
9089 * testsuite/Makefile.in: Rebuild.
9090 * testsuite/weak_undef_file1.cc: New file.
9091 * testsuite/weak_undef_file2.cc: New file.
9092 * testsuite/weak_undef_test.cc: New file.
9094 2008-04-03 Craig Silverstein <csilvers@google.com>
9096 * compressed_output.h (class Output_compressed_section): Use
9098 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9100 (zlib_compressed_suffix): Removed.
9101 (Output_compressed_section::set_final_data_size): Use unsigned
9103 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9104 Fix linker invocation.
9105 (flagstest_o_specialfile_and_compress_debug_sections):
9107 * testsuite/Makefile.in: Regenerated.
9109 2008-04-02 David S. Miller <davem@davemloft.net>
9111 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9112 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9114 2008-04-02 Craig Silverstein <csilvers@google.com>
9118 2008-04-02 Ian Lance Taylor <iant@google.com>
9120 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9121 parameters. Update for new key type to views_. Change all
9123 (File_read::read): Adjust for byteshift in returned view.
9124 (File_read::add_view): New function, broken out of
9126 (File_read::make_view): New function, broken out of
9128 (File_read::find_or_make_view): Add offset and aligned
9129 parameters. Rewrite accordingly. Change all callers.
9130 (File_read::get_view): Add offset and aligned parameters. Adjust
9131 for byteshift in return value.
9132 (File_read::get_lasting_view): Likewise.
9133 * fileread.h (class File_read): Update declarations.
9134 (class File_read::View): Add byteshift_ field. Add byteshift to
9135 constructor. Add byteshift method.
9136 * archive.h (Archive::clear_uncached_views): New function.
9137 (Archive::get_view): Add aligned parameter. Change all callers.
9138 * object.h (Object::get_view): Add aligned parameter. Change all
9140 (Object::get_lasting_view): Likewise.
9142 * fileread.cc (File_read::release): Don't call clear_views if
9143 there are multiple objects.
9144 * fileread.h (File_read::clear_uncached_views): New function.
9145 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9148 2008-03-31 Cary Coutant <ccoutant@google.com>
9150 Add thin archive support.
9151 * archive.cc (Archive::armagt): New const.
9152 (Archive::setup): Remove task parameter and calls to unlock.
9153 (Archive::unlock_nested_archives): New function.
9154 (Archive::read_header): Add nested_off parameter. Change
9156 (Archive::interpret_header): Likewise.
9157 (Archive::include_all_members): Change to handle thin
9159 (Archive::include_member): Likewise.
9160 * archive.h (Archive::Archive): Add new parameters and
9162 (Archive::armagt): New const.
9163 (Archive::setup): Remove task parameter.
9164 (Archive::unlock_nested_archives): New function.
9165 (Archive::read_header): Add nested_off parameter.
9166 (Archive::interpret_header): Likewise.
9167 (Archive::Nested_archive_table): New typedef.
9168 (Archive::is_thin_archive_): New field.
9169 (Archive::nested_archives_): New field.
9170 (Archive::options_): New field.
9171 (Archive::dirpath_): New field.
9172 (Archive::task_): New field.
9173 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9174 for thin archives. Pass additional parameters to
9175 Archive::Archive. Unlock the archive file after calling
9178 2008-03-29 Ian Lance Taylor <iant@google.com>
9180 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9181 version symbol to be local.
9182 * testsuite/ver_test_4.sh: New file.
9183 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9184 (check_DATA): Add ver_test_4.syms.
9185 (ver_test_4.syms): New target.
9186 * testsuite/Makefile.in: Rebuild.
9189 (Output_section::Input_section_sort_entry::has_priority): New
9191 (Output_section::Input_section_sort_entry::match_file_name): New
9193 (Output_section::Input_section_sort_entry::match_section_name):
9195 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9197 (Output_section::Input_section_sort_entry::match_section_file):
9199 (Output_section::Input_section_sort_compare::operator()): Rewrite
9200 using new Input_section_sort_entry functions. Sort crtbegin and
9201 crtend first. Sort sections with no priority before sections with
9203 * testsuite/initpri1.c (d3): Check j != 4.
9204 (cd5): New constructor/destructor function.
9205 (main): Check j != 2.
9207 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9208 new symbol when resolving, don't call set_is_default.
9209 * testsuite/ver_test_7.cc: New file.
9210 * testsuite/ver_test_7.sh: New file.
9211 * testsuite/Makefile.am (ver_test_7.so): New target.
9212 (ver_test_7.o): New target.
9213 (check_SCRIPTS): Add ver_test_7.sh.
9214 (check_DATA): Add ver_test_7.syms.
9215 (ver_test_7.syms): New target.
9217 2008-03-28 Ian Lance Taylor <iant@google.com>
9219 * layout.cc (Layout::layout): If we see an input section with a
9220 name that needs sorting, set the must_sort flag for the output
9222 (Layout::make_output_section): If the name of the output section
9223 indicates that it might require sorting, set the may_sort flag.
9224 * output.h (Output_section::may_sort_attached_input_sections): New
9226 (Output_section::set_may_sort_attached_input_sections): New
9228 (Output_section::must_sort_attached_input_sections): New
9230 (Output_section::set_must_sort_attached_input_sections): New
9232 (class Output_section): Declare Input_section_sort_entry. Define
9233 Input_section_sort_compare. Declare
9234 sort_attached_input_sections. Add new fields:
9235 may_sort_attached_input_sections_,
9236 must_sort_attached_input_sections_,
9237 attached_input_sections_are_sorted_.
9238 * output.cc (Output_section::Output_section): Initialize new
9240 (Output_section::add_input_section): Add an entry to
9241 input_sections_ if may_sort or must_sort are true.
9242 (Output_section::set_final_data_size): Call
9243 sort_attached_input_sections if necessary.
9244 (Output_section::Input_section_sort_entry): Define new class.
9245 (Output_section::Input_section_sort_compare::operator()): New
9247 (Output_section::sort_attached_input_sections): New function.
9248 * configure.ac: Check whether the compiler supports constructor
9249 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9250 * testsuite/initpri1.c: New file.
9251 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9252 CONSTRUCTOR_PRIORITY.
9253 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9254 (initpri1_LDFLAGS): New variable.
9255 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9257 2008-03-27 Ian Lance Taylor <iant@google.com>
9259 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9260 * testsuite/common_test_1.c: New file.
9261 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9262 (common_test_1_SOURCES): New variable.
9263 (common_test_1_DEPENDENCIES): New variable.
9264 (common_test_1_LDFLAGS): New variable.
9266 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9267 and commons_ correctly when NAME/VERSION does not override
9269 * testsuite/ver_test_6.c: New file.
9270 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9271 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9272 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9274 2008-03-26 Ian Lance Taylor <iant@google.com>
9276 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9277 of an undefined symbol from a version script.
9278 * testsuite/Makefile.am (ver_test_5.so): New target.
9279 (ver_test_5.o): New target.
9280 (check_SCRIPTS): Add ver_test_5.sh.
9281 (check_DATA): Add ver_test_5.syms.
9282 (ver_test_5.syms): New target.
9283 * testsuite/ver_test_5.cc: New file.
9284 * testsuite/ver_test_5.script: New file.
9285 * testsuite/ver_test_5.sh: New file.
9286 * Makefile.in, testsuite/Makefile.in: Rebuild.
9289 Fix problems building gold with gcc 4.3.0.
9290 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9291 (gold_error_at_location, gold_warning_at_location): Use it.
9292 * configure.ac: Check whether we can compile and use a template
9293 function with a printf attribute.
9294 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9295 when jumping over bytes.
9296 * object.cc: Instantiate Object::read_section_data.
9297 * debug.h: Include <cstring>
9298 * dwarf_reader.cc: Include <algorithm>
9299 * main.cc: Include <cstring>.
9300 * options.cc: Include <cstring>.
9301 * output.cc: Include <cstring>.
9302 * script.cc: Include <cstring>.
9303 * script.h: Include <string>.
9304 * symtab.cc: Include <cstring> and <algorithm>.
9305 * target-select.cc: Include <cstring>.
9306 * version.cc: Include <string>.
9307 * testsuite/testmain.cc: Include <cstdlib>.
9308 * configure, config.in: Rebuild.
9310 2008-03-25 Ian Lance Taylor <iant@google.com>
9312 * options.cc: Include "../bfd/bfdver.h".
9313 (options::help): Print bug reporting address.
9315 * version.cc (print_version): Adjust output for current value of
9320 * options.cc (options::help): Print list of supported targets.
9321 * target-select.h: Include <vector>.
9322 (class Target_selector): Make machine_, size_, and is_big_endian_
9323 fields const. Add bfd_name_ and instantiated_target_ fields.
9324 (Target_selector::Target_selector): Add bfd_name parameter.
9325 (Target_selector::recognize): Make non-virtual, call
9327 (Target_selector::recognize_by_name): Make non-virtual, call
9328 do_recognize_by_name.
9329 (Target_selector::supported_names): New function.
9330 (Target_selector::bfd_name): New function.
9331 (Target_selector::do_instantiate_target): New pure virtual
9333 (Target_selector::do_recognize): New virtual function.
9334 (Target_selector::do_recognize_by_name): New virtual function.
9335 (Target_selector::instantiate_target): New private function.
9336 (supported_target_names): Declare.
9337 * target-select.cc (Target_selector::Target_selector): Update for
9338 new parameter and fields.
9339 (select_target_by_name): Check that the name matches before
9340 calling recognize_by_name.
9341 (supported_target_names): New function.
9342 * i386.cc (class Target_selector_i386): Update Target_selector
9343 constructor call. Remove recognize and recognize_by_name. Add
9344 do_instantiate_target.
9345 * x86_64.cc (class Target_selector_x86_64): Likewise.
9346 * testsuite/testfile.cc (class Target_selector_test): Update for
9347 changes to Target_selector.
9349 * README: Rewrite, with some notes on unsupported features.
9351 2008-03-24 Cary Coutant <ccoutant@google.com>
9353 * i386.cc (Target_i386::Got_type): New enum declaration.
9354 (Target_i386::Scan::local): Updated callers of Output_data_got
9356 (Target_i386::Scan::global): Likewise.
9357 (Target_i386::Relocate::relocate): Likewise.
9358 (Target_i386::Relocate::relocate_tls): Likewise.
9359 * object.h (Got_offset_list): New class.
9360 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9361 (Sized_relobj::local_got_offset): Likewise.
9362 (Sized_relobj::set_local_got_offset): Likewise.
9363 (Sized_relobj::local_has_tls_got_offset): Removed.
9364 (Sized_relobj::local_tls_got_offset): Removed.
9365 (Sized_relobj::set_local_tls_got_offset): Removed.
9366 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9367 * output.cc (Output_data_got::add_global): Added got_type parameter.
9368 (Output_data_got::add_global_with_rel): Likewise.
9369 (Output_data_got::add_global_with_rela): Likewise.
9370 (Output_data_got::add_global_pair_with_rel): New function.
9371 (Output_data_got::add_global_pair_with_rela): New function.
9372 (Output_data_got::add_local): Added got_type parameter.
9373 (Output_data_got::add_local_with_rel): Likewise.
9374 (Output_data_got::add_local_with_rela): Likewise.
9375 (Output_data_got::add_local_pair_with_rel): New function.
9376 (Output_data_got::add_local_pair_with_rela): New function.
9377 (Output_data_got::add_global_tls): Removed.
9378 (Output_data_got::add_global_tls_with_rel): Removed.
9379 (Output_data_got::add_global_tls_with_rela): Removed.
9380 (Output_data_got::add_local_tls): Removed.
9381 (Output_data_got::add_local_tls_with_rel): Removed.
9382 (Output_data_got::add_local_tls_with_rela): Removed.
9383 * output.h (Output_data_got::add_global): Added got_type parameter.
9384 (Output_data_got::add_global_with_rel): Likewise.
9385 (Output_data_got::add_global_with_rela): Likewise.
9386 (Output_data_got::add_global_pair_with_rel): New function.
9387 (Output_data_got::add_global_pair_with_rela): New function.
9388 (Output_data_got::add_local): Added got_type parameter.
9389 (Output_data_got::add_local_with_rel): Likewise.
9390 (Output_data_got::add_local_with_rela): Likewise.
9391 (Output_data_got::add_local_pair_with_rel): New function.
9392 (Output_data_got::add_local_pair_with_rela): New function.
9393 (Output_data_got::add_global_tls): Removed.
9394 (Output_data_got::add_global_tls_with_rel): Removed.
9395 (Output_data_got::add_global_tls_with_rela): Removed.
9396 (Output_data_got::add_local_tls): Removed.
9397 (Output_data_got::add_local_tls_with_rel): Removed.
9398 (Output_data_got::add_local_tls_with_rela): Removed.
9399 * resolve.cc (Symbol::override_base_with_special): Removed
9400 reference to has_got_offset_ field.
9401 * symtab.cc (Symbol::init_fields): Replaced initialization
9402 of got_offset_ with got_offsets_. Removed initialization
9404 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9405 (Symbol::got_offset): Likewise.
9406 (Symbol::set_got_offset): Likewise.
9407 (Symbol::has_tls_got_offset): Removed.
9408 (Symbol::tls_got_offset): Removed.
9409 (Symbol::set_tls_got_offset): Removed.
9410 (Symbol::got_offset_): Removed.
9411 (Symbol::tls_mod_got_offset_): Removed.
9412 (Symbol::tls_pair_got_offset_): Removed.
9413 (Symbol::got_offsets_): New field.
9414 (Symbol::has_got_offset): Removed.
9415 (Symbol::has_tls_mod_got_offset): Removed.
9416 (Symbol::has_tls_pair_got_offset): Removed.
9417 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9418 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9420 (Target_x86_64::Scan::global): Likewise.
9421 (Target_x86_64::Relocate::relocate): Likewise.
9422 (Target_x86_64::Relocate::relocate_tls): Likewise.
9424 2008-03-25 Ben Elliston <bje@au.ibm.com>
9426 * yyscript.y: Fix spelling error in comment.
9428 2008-03-24 Ian Lance Taylor <iant@google.com>
9430 * options.h (class General_options): Define build_id option.
9431 * layout.h (class Layout): Declare write_build_id, create_note,
9432 create_build_id. Add build_id_note_ member.
9433 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9434 "libiberty.h", "md5.h", "sha1.h".
9435 (Layout::Layout): Initialize eh_frame_data_,
9436 eh_frame_hdr_section_, and build_id_note_.
9437 (Layout::finalize): Call create_build_id.
9438 (Layout::create_note): New function, broken out of
9439 Layout::create_gold_note.
9440 (Layout::create_gold_note): Call create_note.
9441 (Layout::create_build_id): New function.
9442 (Layout::write_build_id): New function.
9443 (Close_task_runner::run): Call write_build_id.
9445 * x86_64.cc: Correct license to GPLv3.
9447 2008-03-23 Ian Lance Taylor <iant@google.com>
9449 * options.cc: Include "demangle.h".
9450 (parse_optional_string): New function.
9451 (parse_long_option): Handle takes_optional_argument.
9452 (parse_short_option): Update dash_z initializer. Handle
9453 takes_optional_argument.
9454 (General_options::General_options): Initialize do_demangle_.
9455 (General_options::finalize): Set do_demangle_. Handle demangling
9457 * options.h (parse_optional_string): Declare.
9458 (struct One_option): Add optional_arg field. Update constructor.
9459 Update call constructor calls. Add takes_optional_argument
9461 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9462 (DEFINE_optional_string): Define.
9463 (General_options::demangle): Change from DEFINE_bool to
9464 DEFINE_optional_string.
9465 (General_options::no_demangle): New function.
9466 (General_options::do_demangle): New function.
9467 (General_options::set_do_demangle): New function.
9468 (General_options::execstack_status_): Move definition to end of
9470 (General_options::static_): Likewise.
9471 (General_options::do_demangle_): New field.
9472 * object.cc (big_endian>::get_symbol_location_info): Call
9473 Options::do_demangle, not Options::demangle.
9474 * symtab.cc (demangle): Likewise.
9476 2008-03-22 Ian Lance Taylor <iant@google.com>
9478 * gold.h: Include <cstddef> and <sys/types.h>
9479 * options.h: Include <cstring>.
9481 2008-03-21 Ian Lance Taylor <iant@google.com>
9483 * Added source code to GNU binutils.
projects / binutils-gdb.git / blob