1 2010-11-23 Matthias Klose <doko@ubuntu.com>
3 * configure.in: For --enable-gold, handle value `default' instead of
4 `both*'. Always install ld as ld.bfd, install as ld if gold is
6 * configure: Regenerate.
8 2010-11-18 Doug Kwan <dougkwan@google.com>
10 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
11 and right_alignment to be zero. Store result alignment only if it is
12 greater than existing alignment.
14 2010-11-16 Cary Coutant <ccoutant@google.com>
17 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
18 Check for ".zdebug_line".
20 2010-11-16 Doug Kwan <dougkwan@google.com>
21 Cary Coutant <ccoutant@google.com>
23 * output.h (Output_segment::set_section_addresses): Pass increase_relro
24 by reference; adjust all callers.
25 * output.cc (Output_segment::set_section_addresses): Adjust references
26 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
28 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
31 2010-11-16 Cary Coutant <ccoutant@google.com>
34 * layout.cc (Layout::choose_output_section): Transform names of
35 compressed sections even when using a script with a SECTIONS clause.
36 (Layout::output_section_name): Remove code to transform
37 compressed debug section names.
38 * output.cc (Output_section::add_input_section): Use uncompressed
39 section size when tracking input sections.
41 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
43 * symtab.h (Symbol::NON_PIC_REF): Remove.
44 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
45 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
46 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
47 (Symbol::use_plt_offset): Take a flags argument and pass it
48 directly to needs_dynamic_reloc. Restrict check for undefined
49 weak symbols to function calls.
50 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
51 (Target_arm::Scan::global): Use it.
52 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
53 (Target_arm::Relocate::relocate): Likewise.
54 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
55 parameter with an r_type parameter. Use get_reference_flags
57 (Target_arm::Relocate::relocate): Update accordingly.
58 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
59 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
60 (Target_i386::Scan::global): Likewise.
61 (Target_i386::Relocate::relocate): Likewise.
62 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
63 parameter with an r_type parameter. Use get_reference_flags
65 (Target_i386::Relocate::relocate): Update accordingly.
66 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
67 (Target_powerpc::Scan::global): Use it.
68 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
69 (Target_powerpc::Relocate::relocate): Likewise.
70 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
71 (Target_sparc::Scan::global): Use it.
72 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
73 (Target_sparc::Relocate::relocate): Likewise.
74 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
75 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
76 (Target_x86_64::Scan::global): Likewise.
77 (Target_x86_64::Relocate::relocate): Likewise.
79 2010-11-08 Doug Kwan <dougkwan@google.com>
80 Cary Coutant <ccoutant@google.com>
82 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
83 (Arm_exidx_merge_section::section_contents_): New data member.
84 (Arm_input_section::Arm_input_section): Initialize original_contents_.
85 (Arm_input_section::~Arm_input_section): De-allocate memory.
86 (Arm_input_section::original_contents_): New data member.
87 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
88 in parameters instead of calling Object::section_contents without
90 (Arm_output_section::group_section): New parameter TASK. Pass it
91 to callees that need locking objects.
92 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
93 to lock EXIDX input sections. Fix a formatting issue. Call
94 Arm_exidx_merged_section::build_contents to create merged section
96 (Arm_output_section::create_stub_group): New parameter TASK. Use it
97 to lock object of stub table owner.
98 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
99 TEXT_SIZE to initialize data member TEXT_SIZE_.
100 (Arm_exidx_input_section::addralign): Fix typo in comment.
101 (Arm_exidx_input_section::text_size): New method.
102 (Target_arm::do_relax): New parameter TASK. Pass it to callees
103 that require locking objects. Lock objects before scanning for stubs
104 and updating local symbols.
105 (Arm_input_section<big_endian>::init): Copy contents of original
107 (Arm_input_section<big_endian>::do_write): Use saved contents of
108 original input section instead of calling Object::section_contents
110 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
111 size without calling Object::section_size().
112 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
113 for size. Allocate a buffer for merged EXIDX entries.
114 (Arm_exidx_merged_section::build_contents): New method.
115 (Arm_exidx_merged_section::do_write): Move merge section contents
116 building code to Arm_exidx_merged_section::build_contetns. Write
117 out contetns in buffer instead of building it on the fly.
118 (Arm_relobj::make_exidx_input_section): Also pass text section size
119 to Arm_exidx_input_section constructor.
120 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
121 (Arm_dynobj::do_read_symbols): Fix memory leak.
122 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
123 * target.h: (class Task): Add forward declaration.
124 (Target::relax): Add new parameter TASK and pass it to
126 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
128 2010-11-05 Cary Coutant <ccoutant@google.com>
131 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
132 object when reading from the file.
133 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
135 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
136 when reading section contents.
137 (get_section_contents): Likewise.
138 (icf::find_identical_sections): Likewise.
139 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
140 object when reading from the file.
141 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
142 the object when doing deferred section layout.
144 2010-11-03 Nick Clifton <nickc@redhat.com>
147 * script.h (class Symbol_assignment: name): New member. Returns
148 the name of the symbol.
149 * scrfipt.cc (Script_options::is_pending_assignment): New member.
150 Returns true if the given symbol name is on the list of
151 assignments wating to be processed.
152 * archive.cc (should_incldue_member): If the symbol is undefined,
153 check to see if it is on the list of symbols pending assignment.
155 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
157 * script-sections.cc (Script_sections::find_memory_region): Check
158 for a NULL output section pointer.
160 2010-10-29 Doug Kwan <dougkwan@google.com>
162 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
163 Output_section::add_relaxed_input_section.
164 * output.cc (Output_section::add_relaxed_input_section): Add new
165 arguments LAYOUT and NAME. Set section order index.
166 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
167 Copy section order index.
168 * output.h (Output_section::add_relaxed_input_section): Add new
169 arguments LAYOUT and NAME.
171 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
173 * testsuite/Makefile.am: Move gcctestdir/ld rule to
174 NATIVE_OR_CROSS_LINKER.
175 * testsuite/Makefile.in: Regenerate.
177 2010-10-20 Doug Kwan <dougkwan@google.com>
179 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
180 without SHF_LINK_ORDER flags.
181 * layout.cc (Layout::choose_output_section): Do not filter
182 SHF_LINK_ORDER flag in a relocatable link.
184 2010-10-17 Cary Coutant <ccoutant@google.com>
186 * output.h (Output_segment::set_section_addresses): Change function
187 signature. Update all callers.
188 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
190 (Output_segment::set_section_addresses): Align after last TLS
191 section. Add padding before last relro section instead of after.
193 2010-10-17 Doug Kwan <dougkwan@google.com>
195 * gold/arm.cc (Target_arm::got_section): Use correct order and set
196 GOT output section to be writable.
198 2010-10-14 Cary Coutant <ccoutant@google.com>
200 * debug.h (DEBUG_INCREMENTAL): New flag.
201 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
202 * gold.cc (queue_initial_tasks): Check parameters for incremental link
204 * incremental.cc (report_command_line): Ignore all forms of
206 * layout.cc (Layout::Layout): Check parameters for incremental link
208 * options.cc (General_options::parse_incremental): New function.
209 (General_options::parse_no_incremental): New function.
210 (General_options::parse_incremental_full): New function.
211 (General_options::parse_incremental_update): New function.
212 (General_options::incremental_mode_): New data member.
213 (General_options::finalize): Check incremental_mode_.
214 * options.h (General_options): Update help text for --incremental.
215 Add --no-incremental, --incremental-full, --incremental-update.
216 (General_options::Incremental_mode): New enum type.
217 (General_options::incremental_mode): New function.
218 (General_options::incremental_mode_): New data member.
219 * parameters.cc (Parameters::incremental_mode_): New data member.
220 (Parameters::set_options): Set incremental_mode_.
221 (Parameters::set_incremental_full): New function.
222 (Parameters::incremental): New function.
223 (Parameters::incremental_update): New function.
224 (set_parameters_incremental_full): New function.
225 * parameters.h (Parameters::set_incremental_full): New function.
226 (Parameters::incremental): New function.
227 (Parameters::incremental_update): New function.
228 (Parameters::incremental_mode_): New data member.
229 (set_parameters_incremental_full): New function.
230 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
231 incremental link mode.
232 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
233 (Sized_relobj::do_relocate_sections): Likewise.
234 * testsuite/Makefile.am (incremental_test): Use --incremental-full
236 * testsuite/Makefile.in: Regenerate.
237 * testsuite/incremental_test.sh: Filter all forms of --incremental.
239 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
241 * script-sections.h (class Script_sections): Make
242 Sections_elements typedef public.
243 * script-sections.cc (class Sort_output_sections): Add elements_
244 field. Add constructor which sets it; change all callers.
245 (Sort_output_sections::is_before): New function.
246 (Sort_output_sections::operator()): Call is_before.
247 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
249 * testsuite/script_test_10.sh: New test. Test script section
251 * testsuite/script_test_10.t: Likewise.
252 * testsuite/script_test_10.s: Likewise.
253 * testsuite/Makefile.am: Wrap the cross linker tests and the
254 common tests into NATIVE_OR_CROSS_LINKER.
255 (check_SCRIPTS): Add script_test_10.sh.
256 (check_DATA): Add script_test_10.stdout.
257 (script_test_10.o, script_test_10): New targets.
258 (script_test_10.stdout): New target.
259 * configure, testsuite/Makefile.in: Regenerate.
261 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
263 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
264 error for the deprecated relocations.
265 (Target_arm::Scan::global): Likewise.
266 (Target_arm::Relocate::relocate): Likewise.
268 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
270 * fileread.cc (Input_file::find_file): Initialize *found_name
271 and *namep when using the fallback search for case 4.
273 2010-10-11 Cary Coutant <ccoutant@google.com>
275 * options.h (class General_options): Redefine -z lazy as an alias for
276 the negation of -z now.
278 2010-10-11 Ian Lance Taylor <iant@google.com>
280 * resolve.cc (symbol_to_bits): Report the value of the unsupported
283 2010-10-06 Nick Clifton <nickc@redhat.com>
285 * script-sections.cc(class Memory_region): Remove
286 current_lma_offset_ field. Rename current_vma_offset_ to
287 current_offset_. Add last_section_ field.
288 (Memory_region::get_current_vma_address): Rename to
290 (Memory_region::get_current_lma_address): Delete.
291 (Memory_region::increment_vma_offset): Rename to
293 (Memory_region::increment_lma_offset): Delete.
294 (Memory_region::attributes_compatible): New method. Returns
295 true if the provided section is compatible with the region.
296 (Memory_region::get_last_section): New method. Returns the last
297 section to use the region.
298 (Memory_region::set_last_section): New method. Stores the last
299 section to use the region.
300 (Script_sections::block_in_region): New method. Returns true if
301 a block of memory is contained within a region.
302 (Script_sections::find_memory_region): New method. Locates a
303 memory region to be used to set a VMA or LMA address.
304 (Output_section_definition::set_section_addresses): Add code to
305 check for addresses set by memory regions.
306 (Output_segment::set_section_addresses): Remove memory region
308 (Script_sections::create_segment): Add a warning if a header
309 segment is created outside of any region.
310 * script-sections.h (class Script_sections): Add prototypes for
311 find_memory_region and block_in_region methods.
312 * testsuite/memory_test.s: Use .long instead of .word.
313 * testsuite/memory_test.t: Add some more output sections.
314 * testsuite/memory_test.sh: Update expected output.
316 2010-10-02 Doug Kwan <dougkwan@google.com>
318 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
319 defintion to symtab.h
320 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
321 declaration to defintion.
323 2010-10-01 Nick Clifton <nickc@redhat.com>
325 * expression.cc (eval): Replace dummy argument with NULL.
326 (eval_maybe_dot): Check for a NULL result section pointer.
327 (Symbol_expression::value): Likewise.
328 (Dot_expression::value): Likewise.
329 (BINARY_EXPRESSION): Likewise.
330 (Max_expression::value): Likewise.
331 (Min_expression::value): Likewise.
332 (Absolute_expression::value): Likewise.
333 (Addr_expression::value_from_output_section): Likewise.
334 (Loaddddr_expression::value_from_output_section): Likewise.
335 (Segment_start_expression::value): Likewise.
337 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
339 (Sections_elememt_dot_assignment::set_section_addresses):
341 (Output_data_expression::do_write_to_buffer): Likewise.
342 (Output_section_definition::finalize_symbols): Likewise.
343 (Output_section_definition::set_section_addresses): Likewise.
345 2010-09-30 Doug Kwan <dougkwan@google.com>
347 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
349 2010-09-28 Sriraman Tallam <tmsriram@google.com>
351 * target.h (Target::can_icf_inline_merge_sections): New virtual
353 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
355 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
357 * icf.cc (get_section_contents): Inline merge sections only when
360 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
362 * configure: Regenerate.
364 2010-09-17 Ian Lance Taylor <iant@google.com>
366 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
367 * testsuite/Makefile.am (memory_test.o): New target.
368 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
370 * testsuite/Makefile.in: Rebuild.
372 2010-09-17 Doug Kwan <dougkwan@google.com>
374 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
375 defintion if relocation uses GOT entries of the symbol.
376 * testsuite/icf_safe_test.sh: Fix test.
377 * testsuite/icf_safe_so_test.sh: Fix test.
379 2010-09-16 Cary Coutant <ccoutant@google.com>
381 * script_sections.cc (class Memory_region): Remove "NULL" from
382 vector initializations.
384 2010-09-15 Cary Coutant <ccoutant@google.com>
386 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
387 Resolve forwarding symbols.
389 2010-09-15 Doug Kwan <dougkwan@google.com>
391 * gold/testsuite/script_test_3.t: Add ARM special sections.
392 * gold/testsuite/script_test_4.t: Same.
393 * gold/testsuite/script_test_5.t: Same.
394 * gold/testsuite/script_test_6.t: Same.
395 * gold/testsuite/script_test_7.t: Same.
396 * gold/testsuite/script_test_7.t: Same.
397 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
399 2010-09-14 Cary Coutant <ccoutant@google.com>
401 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
402 (Target_x86_64::Relocate::relocate_tls): Replace check for
403 saw_tls_block_reloc_ with test for executable section.
405 2010-09-12 Cary Coutant <ccoutant@google.com>
407 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
408 position-independent executables to shared libraries need dynamic
410 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
411 position-independent executables.
412 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
413 * testsuite/Makefile.in: Regenerate.
415 2010-09-10 Nick Clifton <nickc@redhat.com>
418 * testsuite/memory_test.t: Discard any sections that are not
421 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
424 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
425 "This::" to work around a bug in gcc 4.2.
427 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
429 2010-09-09 Rafael Espindola <espindola@google.com>
431 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
432 sections with different PF_X flags in the same segment.
433 (Layout::find_first_load_seg): Search all segments to find the first
435 * options.h (rosegment): New.
437 2010-09-08 Rafael Espindola <espindola@google.com>
439 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
441 2010-09-08 Doug Kwan <dougkwan@google.com>
443 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
444 (Arm_relobj::do_relocate_sections): Add new parameter for output
445 file to match the parent.
446 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
447 of local symbols instead of input values. Update code to track
448 changes in gold::relocate_section.
449 * object.cc (Sized_relobj::compute_final_local_value): New methods.
450 (Sized_relobj::compute_final_local_value_internal): New methods.
451 (Sized_relobj::do_finalize_local_symbols): Move code from loop
452 body into private version of Sized_relobj::compute_final_local_value.
453 Call the inline method.
454 * object.h (Symbol_value::Symbol_value): Define destructor. Free
455 merged symbol value if there is one.
456 (Symbol_value::has_output_value): New method defintiion.
457 (Sized_relobj::Compute_final_local_value_status): New enum type.
458 (Sized_relobj::compute_final_local_value): New methods.
459 (Sized_relobj::compute_final_local_value_internal): New methods.
460 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
461 and arm_cortex_a8.sh.
462 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
463 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
465 * Makefile.in: Regenerate.
466 * testsuite/arm_bl_out_of_range.s: Update test.
467 * testsuite/thumb_bl_out_of_range.s: Ditto.
468 * testsuite/thumb_blx_out_of_range.s: Ditto.
469 * testsuite/arm_branch_out_of_range.sh: New file.
470 * testsuite/arm_cortex_a8.sh: Ditto.
471 * testsuite/arm_cortex_a8_b.s: Ditto.
472 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
473 * testsuite/arm_cortex_a8_b_local.s: Ditto.
474 * testsuite/arm_cortex_a8_bl.s: Ditto.
475 * testsuite/arm_cortex_a8_blx.s: Ditto.
476 * testsuite/arm_cortex_a8_local.s: Ditto.
477 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
478 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
480 2010-09-08 Rafael Espindola <espindola@google.com>
482 * Makefile.am (memory_test.stdout): Run readelf with -W.
483 * Makefile.in: Regenerate.
484 * testsuite/memory_test.sh: Make the regexps accept both 32 and
487 2010-09-08 Rafael Espindola <espindola@google.com>
489 * script-sections.cc (Script_sections::add_memory_region): Convert
490 field precision to int.
491 * script.cc (script_set_section_region, script_set_section_region):
492 Convert field precision to int.
494 2010-09-08 Rafael Espindola <espindola@google.com>
496 * arm.cc (do_finalize_sections): Create the __exidx_start and
497 __exdix_end symbols even when the section is missing.
499 2010-09-08 Nick Clifton <nickc@redhat.com>
501 * README: Remove claim that MEMORY is not supported.
502 * expression.cc (script_exp_function_origin)
503 (script_exp_function_length): Move from here to ...
504 * script.cc: ... here.
505 (script_set_section_region, script_add_memory)
506 (script_parse_memory_attr, script_include_directive): New
509 (class Memory_region): New class.
510 (class Output_section_definition): Add set_memory_region,
511 set_section_vma, set_section_lma and get_section_name methods.
512 (class Script_Sections): Add add_memory_region,
513 find_memory_region, find_memory_region_origin,
514 find_memory_region_length and set_memory_region methods.
515 Have set_section_addresses method walk the list of set memory
517 Extend the print methos to display memory regions.
518 * script-sections.h: Add prototypes for new methods.
519 Add enum for MEMORY region attributes.
520 * yyscript.y: Add support for parsing MEMORY regions.
521 * script-c.h: Add prototypes for new functions.
522 * testsuite/Makefile.am: Add test of MEMORY region functionality.
523 * testsuite/Makefile.in: Regenerate.
524 * testsuite/memory_test.sh: New script.
525 * testsuite/memory_test.s: New assembler source file.
526 * testsuite/memory_test.t: New linker script.
528 2010-08-27 Doug Kwan <dougkwan@google.com>
530 * gold/resolve.cc (Symbol_table::should_override): Let a weak
531 reference override an existing dynamic weak reference.
532 * testsuite/Makefile.am: Add new test dyn_weak_ref.
533 * testsuite/Makefile.in: Regenerate.
534 * testsuite/dyn_weak_ref.sh: New file.
535 * testsuite/dyn_weak_ref_1.c: Ditto.
536 * testsuite/dyn_weak_ref_2.c: Ditto.
538 2010-08-27 Ian Lance Taylor <iant@google.com>
540 * incremental.h (class Incremental_input_entry): Add virtual
543 2010-08-27 Ian Lance Taylor <iant@google.com>
545 * testsuite/start_lib_test_3.c: Mark t3 as used.
547 2010-08-27 Nick Clifton <nickc@redhat.com>
549 * options.cc (version_script): Fix small typo in previous
552 2010-08-25 Nick Clifton <nickc@redhat.com>
554 * archive.cc: Formatting fixes: Remove whitespace between
555 typename and following asterisk. Remove whitespace between
556 function name and opening parenthesis.
557 * archive.h: Likewise.
559 * attributes.cc: Likewise.
560 * attributes.h: Likewise.
561 * common.cc: Likewise.
562 * copy-relocs.cc: Likewise.
563 * dirsearch.h: Likewise.
564 * dynobj.cc: Likewise.
565 * ehframe.cc: Likewise.
566 * ehframe.h: Likewise.
567 * expression.cc: Likewise.
568 * fileread.cc: Likewise.
569 * fileread.h: Likewise.
571 * gold-threads.cc: Likewise.
575 * incremental-dump.cc: Likewise.
576 * incremental.cc: Likewise.
577 * layout.cc: Likewise.
578 * layout.h: Likewise.
580 * merge.cc: Likewise.
582 * object.cc: Likewise.
583 * object.h: Likewise.
584 * options.cc: Likewise.
585 * options.h: Likewise.
586 * output.cc: Likewise.
587 * output.h: Likewise.
588 * plugin.cc: Likewise.
589 * plugin.h: Likewise.
590 * powerpc.cc: Likewise.
591 * reloc.cc: Likewise.
592 * script-c.h: Likewise.
593 * script-sections.cc: Likewise.
594 * script.cc: Likewise.
595 * stringpool.cc: Likewise.
596 * symtab.cc: Likewise.
597 * symtab.h: Likewise.
598 * target.cc: Likewise.
599 * timer.cc: Likewise.
601 * version.cc: Likewise.
602 * x86_64.cc: Likewise.
604 2010-08-24 Nick Clifton <nickc@redhat.com>
607 * layout.cc (segment_precedes): Sort segments by their physical
608 addresses, if they have been set.
610 2010-08-23 Cary Coutant <ccoutant@google.com>
612 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
614 (Lib_group::include_member): Unlock object after deleting its
616 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
619 2010-08-19 Neil Vachharajani <nvachhar@google.com>
620 Cary Coutant <ccoutant@google.com>
622 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
623 constructor, and set_blocker.
624 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
626 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
627 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
628 * testsuite/Makefile.am (start_lib_test): New test case.
629 * testsuite/Makefile.in: Regenerate.
630 * testsuite/start_lib_test_main.c: New file.
631 * testsuite/start_lib_test_1.c: New file.
632 * testsuite/start_lib_test_2.c: New file.
633 * testsuite/start_lib_test_3.c: New file.
635 2010-08-19 Ian Lance Taylor <iant@google.com>
637 * Makefile.in: Rebuild with automake 1.11.1.
638 * aclocal.m4: Likewise.
639 * testsuite/Makefile.in: Likewise.
641 2010-08-19 Ian Lance Taylor <iant@google.com>
644 * i386.cc (class Output_data_plt_i386): Update declarations.
645 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
646 local_ifuncs_ fields.
647 (Target_i386::do_plt_section_for_global): New function.
648 (Target_i386::do_plt_section_for_local): New function.
649 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
650 parameter; change all callers. Initialize global_ifuncs_ and
651 local_ifuncs_. If doing a static link define __rel_iplt_start and
653 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
654 (Output_data_plt_i386::add_local_ifunc_entry): New function.
655 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
657 (Target_i386::make_plt_section): New function, broken out of
658 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
659 (Target_i386::make_plt_entry): Call make_plt_section.
660 (Target_i386::make_local_ifunc_plt_entry): New function.
661 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
662 (Target_i386::Scan::local): Handle IFUNC symbols. Add
663 R_386_IRELATIVE to switch.
664 (Target_i386::Scan::global): Likewise.
665 (Target_i386::Relocate::relocate): Likewise.
666 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
668 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
669 (Target_x86_64::do_plt_section_for_global): New function.
670 (Target_x86_64::do_plt_section_for_local): New function.
671 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
672 parameter; change all callers. If doing a static link define
673 __rela_iplt_start and __rela_iplt_end.
674 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
675 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
676 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
678 (Target_x86_64::make_local_ifunc_plt_entry): New function.
679 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
681 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
682 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
683 R_X86_64_IRELATIVE to switch.
684 (Target_x86_64::Scan::global): Likewise.
685 (Target_x86_64::Relocate::relocate): Likewise.
686 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
688 * target.h (class Target): Add plt_section_for_global and
689 plt_section_for_local functions. Add do_plt_section_for_global
690 and do_plt_section_for_local virtual functions.
691 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
693 (Symbol::use_plt_offset): Handle IFUNC symbol.
694 * object.cc (Sized_relobj::Sized_relobj): Initialize
696 (Sized_relobj::local_has_plt_offset): New function.
697 (Sized_relobj::local_plt_offset): New function.
698 (Sized_relobj::set_local_plt_offset): New function.
699 (Sized_relobj::do_count): Handle IFUNC symbol.
700 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
701 a bit away from input_shndx_ field. Add set_is_func_symbol and
702 is_ifunc_symbol functions.
703 (class Sized_relobj): Update declarations. Remove Tls_got_entry
704 and Local_tls_got_offsets. Define Local_plt_offsets. Add
705 local_plt_offsets_ field.
706 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
707 * output.h (class Output_section_data): Add non-const
708 output_section function.
709 (class Output_data_got): Update declarations.
710 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
711 Add use_plt_offset parameter to global and local constructors.
712 Change all callers. Change local_sym_index_ field to 31 bits.
713 Change GSYM_CODE and CONSTANT_CODE accordingly.
714 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
715 doing a static link don't set sh_link field.
716 (Output_data_got::Got_entry::write): Use PLT offset if
718 (Output_data_got::add_global_plt): New function.
719 (Output_data_got::add_local_plt): New function.
720 * target-reloc.h (relocate_section): Handle IFUNC symbol.
721 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
722 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
723 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
724 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
726 * testsuite/ifunc-sel.h: New file.
727 * testsuite/ifuncmain1.c: New file.
728 * testsuite/ifuncmain1vis.c: New file.
729 * testsuite/ifuncmod1.c: New file.
730 * testsuite/ifuncdep2.c: New file.
731 * testsuite/ifuncmain2.c: New file.
732 * testsuite/ifuncmain3.c: New file.
733 * testsuite/ifuncmod3.c: New file.
734 * testsuite/ifuncmain4.c: New file.
735 * testsuite/ifuncmain5.c: New file.
736 * testsuite/ifuncmod5.c: New file.
737 * testsuite/ifuncmain6pie.c: New file.
738 * testsuite/ifuncmod6.c: New file.
739 * testsuite/ifuncmain7.c: New file.
740 * configure, testsuite/Makefile.in: Rebuild.
742 2010-08-18 Ian Lance Taylor <iant@google.com>
745 (Output_section_incremental_inputs::write_input_files): Add cast
746 to avoid signed/unsigned comparison warning.
747 (Output_section_incremental_inputs::write_info_blocks): Likewise.
749 2010-08-12 Cary Coutant <ccoutant@google.com>
751 * common.cc (Sort_commons::operator()): Remove unnecessary code.
753 2010-08-13 Ian Lance Taylor <iant@google.com>
755 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
757 2010-08-12 Cary Coutant <ccoutant@google.com>
758 Doug Kwan <dougkwan@google.com>
760 * resolve.cc (Symbol_table::should_override): When a weak dynamic
761 defintion overrides non-weak undef, remember that the original undef
763 * symtab.cc (Symbol_table::sized_write_global): For undef without
764 an original weak binding, set binding to global in output.
765 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
766 * testsuite/Makefile.in: Regenerate.
767 * testsuite/strong_ref_weak_def.sh: New file.
768 * testsuite/strong_ref_weak_def_1.c: Ditto.
769 * testsuite/strong_ref_weak_def_2.c: Ditto.
771 2010-08-12 Cary Coutant <ccoutant@google.com>
773 * testsuite/incremental_test.sh: Rewrite.
774 * testsuite/incremental_test_1.c: Rewrite.
775 * testsuite/incremental_test_2.c: Rewrite.
777 2010-08-12 Cary Coutant <ccoutant@google.com>
779 * arm.cc (Target_arm::got_size): Add const.
780 (Target_arm::got_entry_count): New function.
781 (Target_arm::plt_entry_count): New function.
782 (Target_arm::first_plt_entry_offset): New function.
783 (Target_arm::plt_entry_size): New function.
784 (Output_data_plt_arm::entry_count): New function.
785 (Output_data_plt_arm::first_plt_entry_offset): New function.
786 (Output_data_plt_arm::get_plt_entry_size): New function.
787 * i386.cc (Target_i386::got_size): Add const.
788 (Target_i386::got_entry_count): New function.
789 (Target_i386::plt_entry_count): New function.
790 (Target_i386::first_plt_entry_offset): New function.
791 (Target_i386::plt_entry_size): New function.
792 (Output_data_plt_i386::entry_count): New function.
793 (Output_data_plt_i386::first_plt_entry_offset): New function.
794 (Output_data_plt_i386::get_plt_entry_size): New function.
795 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
796 find_incremental_inputs_sections. Dump incremental_got_plt section.
797 * incremental.cc: Include target.h.
798 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
799 parameter. Adjust all callers. Find incremental_got_plt section.
800 (Incremental_inputs::create_data_sections): Create incremental_got_plt
802 (Output_section_incremental_inputs::set_final_data_size): Calculate
803 size of incremental_got_plt section.
804 (Output_section_incremental_inputs::do_write): Write the
805 incremental_got_plt section.
806 (Got_plt_view_info): New struct.
807 (Local_got_offset_visitor): New class.
808 (Global_got_offset_visitor): New class.
809 (Global_symbol_visitor_got_plt): New class.
810 (Output_section_incremental_inputs::write_got_plt): New function.
811 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
812 Add parameter. Adjust all callers.
813 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
814 (Incremental_inputs::got_plt_section): New function.
815 (Incremental_inputs::got_plt_section_): New data member.
816 (Incremental_got_plt_reader): New class.
817 * layout.cc (Layout::create_incremental_info_sections): Add the
818 incremental_got_plt section.
819 * object.h (Got_offset_list::get_list): New function.
820 (Got offset_list::for_all_got_offsets): New function.
821 (Sized_relobj::local_got_offset_list): New function.
822 * powerpc.cc (Target_powerpc::got_size): Add const.
823 (Target_powerpc::got_entry_count): New function.
824 (Target_powerpc::plt_entry_count): New function.
825 (Target_powerpc::first_plt_entry_offset): New function.
826 (Target_powerpc::plt_entry_size): New function.
827 (Output_data_plt_powerpc::entry_count): New function.
828 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
829 (Output_data_plt_powerpc::get_plt_entry_size): New function.
830 * sparc.cc (Target_sparc::got_size): Add const.
831 (Target_sparc::got_entry_count): New function.
832 (Target_sparc::plt_entry_count): New function.
833 (Target_sparc::first_plt_entry_offset): New function.
834 (Target_sparc::plt_entry_size): New function.
835 (Output_data_plt_sparc::entry_count): New function.
836 (Output_data_plt_sparc::first_plt_entry_offset): New function.
837 (Output_data_plt_sparc::get_plt_entry_size): New function.
838 * symtab.h (Symbol::got_offset_list): New function.
839 (Symbol_table::for_all_symbols): New function.
840 * target.h (Sized_target::got_entry_count): New function.
841 (Sized_target::plt_entry_count): New function.
842 (Sized_target::plt_entry_size): New function.
843 * x86_64.cc (Target_x86_64::got_size): Add const.
844 (Target_x86_64::got_entry_count): New function.
845 (Target_x86_64::plt_entry_count): New function.
846 (Target_x86_64::first_plt_entry_offset): New function.
847 (Target_x86_64::plt_entry_size): New function.
848 (Output_data_plt_x86_64::entry_count): New function.
849 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
850 (Output_data_plt_x86_64::get_plt_entry_size): New function.
852 2010-08-12 Cary Coutant <ccoutant@google.com>
854 * archive.cc: Include incremental.h.
855 (Archive::Archive): Initialize incremental_info_.
856 (Archive::include_member): Record archive members in incremental info.
857 (Add_archive_symbols::run): Record begin and end of an archive in
859 (Lib_group::include_member): Record objects in incremental info.
860 * archive.h (Incremental_archive_entry): Forward declaration.
861 (Archive::set_incremental_info): New member function.
862 (Archive::incremental_info): New member function.
863 (Archive::Unused_symbol_iterator): New class.
864 (Archive::unused_symbols_begin): New member function.
865 (Archive::unused_symbols_end): New member function.
866 (Archive::incremental_info_): New data member.
867 * incremental-dump.cc (find_input_containing_global): New function.
868 (dump_incremental_inputs): Dump new incremental info sections.
869 * incremental.cc: Include symtab.h.
870 (Output_section_incremental_inputs): New class.
871 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
872 new incremental info sections.
873 (Sized_incremental_binary::do_check_inputs): Likewise.
874 (Incremental_inputs::report_archive): Remove.
875 (Incremental_inputs::report_archive_begin): New function.
876 (Incremental_inputs::report_archive_end): New function.
877 (Incremental_inputs::report_object): New function.
878 (Incremental_inputs::finalize_inputs): Remove.
879 (Incremental_inputs::report_input_section): New function.
880 (Incremental_inputs::report_script): Rewrite.
881 (Incremental_inputs::finalize): Do nothing but finalize string table.
882 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
883 (Incremental_inputs::sized_create_inputs_section_data): Remove.
884 (Incremental_inputs::create_data_sections): New function.
885 (Incremental_inputs::relocs_entsize): New function.
886 (Output_section_incremental_inputs::set_final_data_size): New function.
887 (Output_section_incremental_inputs::do_write): New function.
888 (Output_section_incremental_inputs::write_header): New function.
889 (Output_section_incremental_inputs::write_input_files): New function.
890 (Output_section_incremental_inputs::write_info_blocks): New function.
891 (Output_section_incremental_inputs::write_symtab): New function.
892 * incremental.h (Incremental_script_entry): Forward declaration.
893 (Incremental_object_entry): Forward declaration.
894 (Incremental_archive_entry): Forward declaration.
895 (Incremental_inputs): Forward declaration.
896 (Incremental_inputs_header_data): Remove.
897 (Incremental_inputs_header): Remove.
898 (Incremental_inputs_header_write): Remove.
899 (Incremental_inputs_entry_data): Remove.
900 (Incremental_inputs_entry): Remove.
901 (Incremental_inputs_entry_write): Remove.
902 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
903 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
904 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
905 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
907 (Incremental_input_entry): New class.
908 (Incremental_script_entry): New class.
909 (Incremental_object_entry): New class.
910 (Incremental_archive_entry): New class.
911 (Incremental_inputs::Incremental_inputs): Initialize new data members.
912 (Incremental_inputs::report_inputs): Remove.
913 (Incremental_inputs::report_archive): Remove.
914 (Incremental_inputs::report_archive_begin): New function.
915 (Incremental_inputs::report_archive_end): New function.
916 (Incremental_inputs::report_object): Change prototype.
917 (Incremental_inputs::report_input_section): New function.
918 (Incremental_inputs::report_script): Change prototype.
919 (Incremental_inputs::get_reloc_count): New function.
920 (Incremental_inputs::set_reloc_count): New function.
921 (Incremental_inputs::create_data_sections): New function.
922 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
923 (Incremental_inputs::inputs_section): New function.
924 (Incremental_inputs::symtab_section): New function.
925 (Incremental_inputs::relocs_section): New function.
926 (Incremental_inputs::get_stringpool): Add const.
927 (Incremental_inputs::command_line): Add const.
928 (Incremental_inputs::inputs): Remove.
929 (Incremental_inputs::command_line_key): New function.
930 (Incremental_inputs::input_file_count): New function.
931 (Incremental_inputs::input_files): New function.
932 (Incremental_inputs::relocs_entsize): New function.
933 (Incremental_inputs::sized_create_inputs_section_data): Remove.
934 (Incremental_inputs::finalize_inputs): Remove.
935 (Incremental_inputs::Input_info): Remove.
936 (Incremental_inputs::lock_): Remove.
937 (Incremental_inputs::inputs_): Change type.
938 (Incremental_inputs::inputs_map_): Remove.
939 (Incremental_inputs::current_object_entry_): New data member.
940 (Incremental_inputs::inputs_section_): New data member.
941 (Incremental_inputs::symtab_section_): New data member.
942 (Incremental_inputs::relocs_section_): New data member.
943 (Incremental_inputs::reloc_count_): New data member.
944 (Incremental_inputs_reader): New class.
945 (Incremental_symtab_reader): New class.
946 (Incremental_relocs_reader): New class.
947 * layout.cc (Layout::finalize): Move finalization of incremental info
948 and creation of incremental info sections to follow finalization of
949 symbol table. Set offsets for postprocessing sections.
950 (Layout::create_incremental_info_sections): Call
951 Incremental_inputs::create_data_sections. Add incremental symtab
952 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
953 sections to layout after input sections.
954 * layout.h (struct Timespec): Forward declaration.
955 (Layout::incremental_inputs): Add const.
956 (Layout::create_incremental_info_sections): Add parameter.
957 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
958 * object.cc: Include incremental.h.
959 (Relobj::finalize_incremental_relocs): New function.
960 (Sized_relobj::do_layout): Record input sections in incremental info.
961 * object.h (Object::output_section): New function.
962 (Object::output_section_offset): Moved from Relobj.
963 (Object::get_incremental_reloc_base): New function.
964 (Object::get_incremental_reloc_count): New function.
965 (Object::do_output_section): New function.
966 (Object::do_output_section_offset): Moved from Relobj.
967 (Object::do_get_incremental_reloc_base): New function.
968 (Object::do_get_incremental_reloc_count): New function.
969 (Object::Object): Initialize new data members.
970 (Relobj::output_section): Renamed do_output_section and moved to
972 (Relobj::output_section_offset): Moved to Object.
973 (Relobj::do_get_incremental_reloc_base): New function.
974 (Relobj::do_get_incremental_reloc_count): New function.
975 (Relobj::allocate_incremental_reloc_counts): New function.
976 (Relobj::count_incremental_reloc): New function.
977 (Relobj::finalize_incremental_relocs): New function.
978 (Relobj::next_incremental_reloc_index): New function.
979 (Relobj::reloc_counts_): New data member.
980 (Relobj::reloc_bases_): New data member.
981 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
982 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
983 (Sized_relobj::incremental_relocs_scan): New function.
984 (Sized_relobj::incremental_relocs_scan_reltype): New function.
985 (Sized_relobj::incremental_relocs_write): New function.
986 (Sized_relobj::incremental_relocs_write_reltype): New function.
987 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
989 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
990 archives and object files elsewhere.
991 (Add_symbols::run): Report object files here.
992 (Finish_group::run): Report end of archive at end of group.
993 * reloc.cc: Include layout.h, incremental.h.
994 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
995 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
996 (Sized_relobj::incremental_relocs_scan): New function.
997 (Sized_relobj::incremental_relocs_scan_reltype): New function.
998 (Sized_relobj::do_relocate_sections): Write incremental relocations.
999 (Sized_relobj::incremental_relocs_write): New function.
1000 (Sized_relobj::incremental_relocs_write_reltype): New function.
1001 * script.cc (read_input_script): Rewrite test for incremental link.
1002 Change call to Incremental_inputs::report_script.
1003 * symtab.h (Symbol_table::first_global_index): New function.
1004 (Symbol_table::output_count): New function.
1006 2010-08-12 Doug Kwan <dougkwan@google.com>
1008 * arm.cc (Target_arm::merge_object_attributes): Check command line
1009 options --no-wchar-size-warning and --no-enum-size-warning.
1010 * options.h (General_options): Add ld-compatible options
1011 --no-enum-size-warning and --no-wchar-size-warning.
1013 2010-08-04 Ian Lance Taylor <iant@google.com>
1015 * x86_64.cc (Target_x86_64::Scan::local): Use
1016 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
1017 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
1018 (Target_x86_64::Scan::global): Likewise.
1019 (Target_x86_64::Relocate::relocate): Likewise.
1020 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
1023 2010-08-03 Cary Coutant <ccoutant@google.com>
1025 * merge.cc (Output_merge_string::do_add_input_section): Count strings
1026 to reserve space in merged_strings vector. Keep total input size
1028 (Output_merge_string::do_print_merge_stats): Print total input size.
1029 * merge.h (Output_merge_string): Add input_size_ field.
1030 * stringpool.cc (Stringpool_template::string_length): Move
1031 implementations out of Stringpool_template class and place in
1033 * stringpool.h (string_length): Move out of Stringpool_template.
1035 2010-08-03 Ian Lance Taylor <iant@google.com>
1038 * layout.cc (relaxation_loop_body): If address of load segment is
1039 set, adjust address to include headers if possible.
1041 2010-08-03 Ian Lance Taylor <iant@google.com>
1043 * version.cc (version_string): Bump to 1.10.
1045 2010-08-03 Ian Lance Taylor <iant@google.com>
1048 * layout.h (enum Output_section_order): Define.
1049 (class Layout): Update declarations.
1050 * layout.cc (Layout::get_output_section): Add order parameter.
1051 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
1052 is_first_non_relro parameters. Change all callers.
1053 (Layout::choose_output_section): Likewise.
1054 (Layout::add_output_section_data): Likewise.
1055 (Layout::make_output_section): Likewise. Set order.
1056 (Layout::default_section_order): New function.
1057 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
1058 * output.cc (Output_section::Output_section): Initialize order_.
1059 Don't initialize deleted fields.
1060 (Output_segment::Output_segment): Don't initialize deleted
1062 (Output_segment::add_output_section_to_load): New function
1063 replacing add_output_section. Change all callers to call this or
1064 add_output_section_to_nonload.
1065 (Output_segment::add_output_section_to_nonload): New function.
1066 (Output_segment::remove_output_section): Rewrite.
1067 (Output_segment::add_initial_output_data): Likewise.
1068 (Output_segment::has_any_data_sections): Likewise.
1069 (Output_segment::is_first_section_relro): Likewise.
1070 (Output_segment::maximum_alignment): Likewise.
1071 (Output_segment::has_dynamic_reloc): New function replacing
1072 dynamic_reloc_count. Change all callers.
1073 (Output_segment::has_dynamic_reloc_list): New function replacing
1074 dynamic_reloc_count_list. Change all callers.
1075 (Output_segment::set_section_addresses): Rewrite.
1076 (Output_segment::set_offset): Rewrite.
1077 (Output_segment::find_first_and_last_list): Remove.
1078 (Output_segment::set_tls_offsets): Rewrite.
1079 (Output_segment::first_section_load_address): Likewise.
1080 (Output_segment::output_section_count): Likewise.
1081 (Output_segment::section_with_lowest_load_address): Likewise.
1082 (Output_segment::write_section_headers): Likewise.
1083 (Output_segment::print_sections_to_map): Likewise.
1084 * output.h (class Output_data): Remove dynamic_reloc_count_
1085 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
1086 (Output_data::add_dynamic_reloc): Rewrite.
1087 (Output_data::has_dynamic_reloc): New function.
1088 (Output_data::dynamic_reloc_count): Remove.
1089 (class Output_section): Add order_ field. Remvoe is_relro_local_,
1090 is_last_relro_, is_first_non_relro_, is_interp_,
1091 is_dynamic_linker_section_ fields. Add order and set_order
1092 functions. Remove is_relro_local, set_is_relro_local,
1093 is_last_relro, set_is_last_relro, is_first_non_relro,
1094 set_is_first_non_relro functions, is_interp, set_is_interp,
1095 is_dynamic_linker_section, and set_is_dynamic_linker_section
1097 (class Output_segment): Change Output_data_list from std::list to
1098 std:;vector. Add output_lists_ field. Remove output_data_ and
1099 output_bss_ fields. Update declarations.
1101 2010-08-02 Ian Lance Taylor <iant@google.com>
1103 * arm.cc (Target_arm::gc_process_relocs): Use typename.
1104 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
1105 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
1107 2010-08-02 Ian Lance Taylor <iant@google.com>
1110 * script.cc (Script_options::Script_options): Initialize
1111 symbol_definitions_ and symbol_references_.
1112 (Script_options::add_symbol_assignment): Update
1113 symbol_definitions_ and symbol_references_.
1114 (Script_options::add_symbol_reference): New function.
1115 (script_symbol): New function.
1116 * script.h (class Script_options): Add symbol_definitions_ and
1117 symbol_references_ fields.
1118 (Script_options::referenced_const_iterator): New type.
1119 (Script_options::referenced_begin): New function.
1120 (Script_options::referenced_end): New function.
1121 (Script_options::is_referenced): New function.
1122 (Script_options::any_unreferenced): New function.
1123 * script-c.h (script_symbol): Declare.
1124 * yyscript.y (exp): Call script_symbol.
1125 * symtab.cc: Include "script.h".
1126 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
1127 Change all callers. Check symbols referenced by scripts.
1128 (Symbol_table::add_undefined_symbols_from_command_line): Add
1129 layout parameter. Change all callers.
1130 (Symbol_table::do_add_undefined_symbols_from_command_line):
1131 Likewise. Break out loop body. Check symbols referenced by
1133 (Symbol_table::add_undefined_symbol_from_command_line): New
1134 function broken out of
1135 do_add_undefined_symbols_from_command_line.
1136 * symtab.h (class Symbol_table): Update declarations.
1137 * archive.cc: Include "layout.h".
1138 (Archive::should_include_member): Add layout parameter. Change
1139 all callers. Check for symbol mentioned in expression.
1140 * archive.h (class Archive): Update declaration.
1141 * object.cc (Sized_relobj::do_should_include_member): Add layout
1143 * object.h (Object::should_include_member): Add layout parameter.
1145 (Object::do_should_include_member): Add layout parameter.
1146 (class Sized_relobj): Update declaration.
1147 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
1149 * dynobj.h (class Sized_dynobj): Update declaration.
1150 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
1152 * plugin.h (class Sized_pluginobj): Update declaration.
1154 2010-08-02 Ian Lance Taylor <iant@google.com>
1157 * output.cc (Output_segment::set_offset): Search for the first and
1158 last sections rather than assuming that the list is in order.
1159 (Output_segment::find_first_and_last_list): New function.
1160 * output.h (class Output_segment): Update declarations.
1161 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1162 (relro_strip_test_SOURCES): New variable.
1163 (relro_strip_test_DEPENDENCIES): New variable.
1164 (relro_strip_test_LDFLAGS): New variable.
1165 (relro_strip_test_LDADD): New variable.
1166 (relro_strip_test.so): New target.
1168 2010-08-02 Ian Lance Taylor <iant@google.com>
1170 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1171 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1172 (Target_i386::got_tlsdesc_section): New function.
1173 (Target_i386::got_section): Create space for GOT entries for
1174 TLSDESC relocations.
1175 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1177 (Target_i386::Scan::global): Likewise.
1178 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1180 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1181 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1182 (Target_x86_64::got_tlsdesc_section): New function.
1183 (Target_x86_64::got_section): Create space for GOT entries for
1184 TLSDESC relocations.
1185 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1187 (Target_x86_64::Scan::global): Likewise.
1188 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1191 2010-08-02 Ian Lance Taylor <iant@google.com>
1193 * testsuite/final_layout.sh: Use dc to convert from hex to
1196 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1198 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1199 paramter to the call to gold::gc_process_relocs.
1200 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1201 paramter to the call to gold::gc_process_relocs.
1202 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1203 parameter to the call to gold::gc_process_relocs.
1204 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1205 template parameter to the call to gold::gc_process_relocs.
1206 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1207 paramter to the call to gold::gc_process_relocs.
1208 * gc.h (get_embedded_addend_size): New function.
1209 (gc_process_relocs): Save the size of the reloc for use by ICF.
1210 * icf.cc (get_section_contents): Get the addend from the text section
1211 for SHT_REL relocation sections.
1212 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1213 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1214 * int_encoding.h (read_from_pointer): New overloaded function.
1215 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1216 * testsuite/icf_sht_rel_addend_test.sh: New file.
1217 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1218 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1220 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1222 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1223 * Makefile.in: Regenerate.
1224 * testsuite/Makefile.in: Regenerate.
1226 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1228 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1229 * gold/testsuite/debug_msg.cc: Likewise.
1230 * gold/testsuite/odr_violation1.cc
1231 * gold/testsuite/odr_violation2.cc
1233 2010-07-21 Cary Coutant <ccoutant@google.com>
1235 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1236 string, and length fields.
1237 (Output_merge_string::Merged_strings_list): New type.
1238 (Output_merge_string::Merged_strings_lists): New typedef.
1239 (Output_merge_string): Replace merged_strings_ with
1240 merged_strings_lists_.
1241 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1242 Merged_strings_list per input object and section. Don't store pointer
1243 to the string. Don't store length with each merged string entry.
1244 (Output_merge_string::finalize_merged_data): Loop over list of merged
1245 strings lists. Recompute length of each merged string.
1247 2010-07-15 Cary Coutant <ccoutant@google.com>
1249 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1252 2010-07-14 Ian Lance Taylor <iant@google.com>
1254 * descriptors.cc (Descriptors::open): Report correct name in error
1257 2010-07-13 Doug Kwan <dougkwan@google.com>
1259 * arm.cc (Arm_input_section::Arm_input_section): For a
1260 SHT_ARM_EXIDX section, always keeps the input sections.
1261 (Arm_input_section::set_exidx_section_link): New method.
1262 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1263 has_errors_ to false.
1264 (Arm_exidx_input_section::has_errors,
1265 Arm_exidx_input_section::set_has_errors): New methods.
1266 (Arm_exidx_input_section::has_errors_): New data member.
1267 (Arm_relobj::get_exidx_shndx_list): New method.
1268 (Arm_output_section::append_text_sections_to_list): Do not skip
1269 section without SHF_EXECINSTR.
1270 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1272 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1273 section header. Make error messages more verbose. Check for
1274 a non-executable section linked to an EXIDX section.
1275 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1276 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1277 check that there is no deferred EXIDX section if we exit early.
1278 Instead of not making an EXIDX section in case of an error, make one
1279 and set the has_errors flag of it.
1280 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1281 in a relocatable link.
1282 (Target_arm::do_relax): Look for the EXIDX output section instead of
1283 assuming that it is called .ARM.exidx.
1284 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1285 section list. Do not check for SHF_EXECINSTR section flags but
1286 skip any input section with errors.
1287 * output.cc (Output_section::Output_section): Initialize
1288 always_keeps_input_sections_ to false.
1289 (Output_section::add_input_section): Check for
1290 always_keeps_input_sections_.
1291 * output.h (Output_section::always_keeps_input_sections,
1292 Output_section::set_always_keeps_input_sections): New methods.
1293 (Output_section::always_keeps_input_sections): New data member.
1295 2010-07-13 Rafael Espindola <espindola@google.com>
1297 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1298 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1300 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1301 Ian Lance Taylor <iant@google.com>
1303 * output.h (Output_section_lookup_maps::add_merge_section):
1304 Correct check of whether value was inserted.
1305 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1306 (Output_section_lookup_maps::add_relaxed_input_section):
1308 * arm.cc (Target_arm::got_section): Remove used local os.
1309 * i386.cc (Target_i386::got_section): Likewise.
1310 * x86_64.cc (Target_x86_64::got_section): Likewise.
1311 * sparc.cc (Target_sparc::got_section): Likewise.
1312 (Target_sparc::relocate): Remove unused local have_got_offset.
1313 * powerpc.cc (Target_powerpc::relocate): Likewise.
1315 2010-07-13 Ian Lance Taylor <iant@google.com>
1317 * compressed_output.cc (zlib_decompress): Fix signature in
1320 * archive.cc (Archive::include_member): Unlock an external member
1321 of a thin archive. Don't bother to delete an object we know is
1324 2010-07-12 Cary Coutant <ccoutant@google.com>
1326 * compressed_output.cc (zlib_decompress): New function.
1327 (get_uncompressed_size): New function.
1328 (decompress_input_section): New function.
1329 * compressed_output.h (get_uncompressed_size): New function.
1330 (decompress_input_section): New function.
1331 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1332 Handle compressed debug sections.
1333 * layout.cc (is_compressed_debug_section): New function.
1334 (Layout::output_section_name): Map compressed section names to
1336 * layout.h (is_compressed_debug_section): New function.
1337 (is_debug_info_section): Recognize compressed debug sections.
1338 * merge.cc: Include compressed_output.h.
1339 (Output_merge_data::do_add_input_section): Handle compressed
1341 (Output_merge_string::do_add_input_section): Handle compressed
1343 * object.cc: Include compressed_output.h.
1344 (Sized_relobj::Sized_relobj): Initialize new data members.
1345 (build_compressed_section_map): New function.
1346 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1347 * object.h (Object::section_is_compressed): New method.
1348 (Object::do_section_is_compressed): New method.
1349 (Sized_relobj::Compressed_section_map): New type.
1350 (Sized_relobj::do_section_is_compressed): New method.
1351 (Sized_relobj::compressed_sections_): New data member.
1352 * output.cc (Output_section::add_input_section): Handle compressed
1354 * reloc.cc: Include compressed_output.h.
1355 (Sized_relobj::write_sections): Handle compressed debug sections.
1357 2010-07-08 Cary Coutant <ccoutant@google.com>
1359 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1360 weak when resolving to a dynamic def.
1361 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1362 for weak undef/dynamic def cases. Adjust callers.
1363 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1364 undef_binding_weak_.
1365 (Symbol_table::sized_write_globals): Adjust symbol binding.
1366 (Symbol_table::sized_write_symbol): Add binding parameter.
1367 * symtab.h (Symbol::set_undef_binding): New method.
1368 (Symbol::is_undef_binding_weak): New method.
1369 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1370 (Symbol_table::should_override): Add new parameter.
1371 (Symbol_table::sized_write_symbol): Add new parameter.
1373 * testsuite/weak_undef_file1.cc: Add new test case.
1374 * testsuite/weak_undef_file2.cc: Fix header comment.
1375 * testsuite/weak_undef_test.cc: Add new test case.
1377 2010-06-29 Doug Kwan <dougkwan@google.com>
1379 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1380 Initialize USE_SYMBOL_.
1381 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1383 (Arm_reloc_property::uses_symbol_): New data member declaration.
1384 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1385 uses symbol value and symbol is undefined but not weakly undefined.
1387 2010-06-28 Rafael Espindola <espindola@google.com>
1389 * plugin.cc (Plugin::load): Use dlerror.
1391 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1393 * symtab.cc (detect_odr_violations): When reporting an ODR
1394 violation, report an object where the symbol is defined.
1396 2010-06-25 Doug Kwan <dougkwan@google.com>
1398 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1399 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1401 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1402 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1403 target hook to detect function points.
1404 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1405 * icf.h (Icf::check_section_for_function_pointers): Change type of
1406 parameter SECTION_NAME to const reference to std::string. Use
1407 target hook to determine if section may have unsafe pointers.
1408 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1411 2010-06-21 Rafael Espindola <espindola@google.com>
1413 * fileread.cc (Input_file::find_fie): New
1414 (Input_file::open): Use Input_file::find_fie.
1415 * fileread.h (Input_file::find_fie): New
1416 * plugin.cc (set_extra_library_path): New.
1417 (Plugin::load): Add set_extra_library_path to the transfer vector.
1418 (Plugin_manager::set_extra_library_path): New.
1419 (Plugin_manager::add_input_file): Use the extra search path if set.
1420 (set_extra_library_path(): New.
1421 * plugin.h (Plugin_manager): Add set_extra_library_path and
1424 2010-06-19 Cary Coutant <ccoutant@google.com>
1426 * layout.cc (gdb_sections): Add .debug_types.
1427 (lines_only_debug_sections): Likewise.
1429 2010-06-18 Rafael Espindola <espindola@google.com>
1431 * plugin.cc (add_input_file,add_input_library)
1432 (Plugin_manager::add_input_file): Make filename arguments const.
1433 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1436 2010-06-16 Doug Kwan <dougkwan@google.com>
1438 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1439 .ARM.attributes section if we have not merged any input
1440 attributes sections.
1442 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1444 * arm.cc: Allow combining objects with no EABI version
1447 2010-06-15 Rafael Espindola <espindola@google.com>
1449 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1451 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1453 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1454 (struct iovec): Correct !HAVE_READV definition.
1456 2010-06-10 Cary Coutant <ccoutant@google.com>
1458 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1459 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1461 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1464 * symtab.h (Symbol::is_placeholder): New member function.
1465 * target-reloc.h (relocate_section): Check for placeholder symbols.
1467 * testsuite/Makefile.am (plugin_test_8): New test.
1468 (plugin_test_9): New test.
1469 * testsuite/Makefile.in: Regenerate.
1471 2010-06-09 Nick Clifton <nickc@redhat.com>
1473 * yyscript.y (input_list_element): Allow strings prefixed with
1474 the '-' character. Treat these as libraries.
1475 * script.cc (script_add_library): New function. Adds a library
1476 specified by "-l<name>" found in an input script.
1477 * script-c.h: Add prototype for script_add_library.
1479 2010-06-07 Doug Kwan <dougkwan@google.com>
1481 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1482 Restrict stub-group size to be within long conditional branch
1483 range when working around cortex-A8 erratum.
1485 2010-06-07 Damien Diederen <dd@crosstwine.com>
1487 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1490 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1494 (Output_section::Input_section_sort_entry::compare_section_ordering):
1495 Change to return non-zero correctly.
1496 (Output_section::Input_section_sort_section_order_index_compare
1497 ::operator()): Change to fix ambiguity in comparisons.
1499 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1501 * gold.h (is_wildcard_string): New function.
1502 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1503 (Layout::layout_eh_frame): Ditto.
1504 (Layout::find_section_order_index): New method.
1505 (Layout::read_layout_from_file): New method.
1506 * layout.h (Layout::find_section_order_index): New method.
1507 (Layout::read_layout_from_file): New method.
1508 (Layout::input_section_position_): New private member.
1509 (Layout::input_section_glob_): New private member.
1510 * main.cc (main): Call read_layout_from_file here.
1511 * options.h (--section-ordering-file): New option.
1512 * output.cc (Output_section::input_section_order_specified_): New
1514 (Output_section::Output_section): Initialize new member.
1515 (Output_section::add_input_section): Add new parameter.
1516 Keep input sections when --section-ordering-file is used.
1517 (Output_section::set_final_data_size): Sort input sections when
1518 section ordering file is specified.
1519 (Output_section::Input_section_sort_entry): Add new parameter.
1521 (Output_section::Input_section_sort_entry::compare_section_ordering):
1523 (Output_section::Input_section_sort_compare::operator()): Change to
1524 consider section_order_index.
1525 (Output_section::Input_section_sort_init_fini_compare::operator()):
1526 Change to consider section_order_index.
1527 (Output_section::Input_section_sort_section_order_index_compare
1528 ::operator()): New method.
1529 (Output_section::sort_attached_input_sections): Change to sort
1530 according to section order when specified.
1531 (Output_section::add_input_section<32, true>): Add new parameter.
1532 (Output_section::add_input_section<64, true>): Add new parameter.
1533 (Output_section::add_input_section<32, false>): Add new parameter.
1534 (Output_section::add_input_section<64, false>): Add new parameter.
1535 * output.h (Output_section::add_input_section): Add new parameter.
1536 (Output_section::input_section_order_specified): New
1538 (Output_section::set_input_section_order_specified): New method.
1539 (Input_section::Input_section): Initialize section_order_index_.
1540 (Input_section::section_order_index): New method.
1541 (Input_section::set_section_order_index): New method.
1542 (Input_section::section_order_index_): New member.
1543 (Input_section::Input_section_sort_section_order_index_compare): New
1545 (Output_section::input_section_order_specified_): New member.
1546 * script-sections.cc (is_wildcard_string): Delete and move modified
1548 (Output_section_element_input::Output_section_element_input): Modify
1549 call to is_wildcard_string.
1550 (Output_section_element_input::Input_section_pattern
1551 ::Input_section_pattern): Ditto.
1552 (Output_section_element_input::Output_section_element_input): Ditto.
1553 * testsuite/Makefile.am (final_layout): New test case.
1554 * testsuite/Makefile.in: Regenerate.
1555 * testsuite/final_layout.cc: New file.
1556 * testsuite/final_layout.sh: New file.
1558 2010-06-01 Rafael Espindola <espindola@google.com>
1560 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1562 2010-06-01 Rafael Espindola <espindola@google.com>
1564 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1565 visibility of symbols.
1567 2010-05-27 Doug Kwan <dougkwan@google.com>
1569 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1570 from start of output section instead of address for a local symbol
1571 in a merged or relaxed section when doing a relocatable link.
1573 2010-05-26 Rafael Espindola <espindola@google.com>
1576 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1577 adding sections the garbage collector removed.
1578 * gold/testsuite/Makefile.am: Add test.
1579 * gold/testsuite/Makefile.in: Regenerate.
1580 * gold/testsuite/plugin_test_7.sh: New.
1581 * gold/testsuite/plugin_test_7_1.c: New.
1582 * gold/testsuite/plugin_test_7_2.c: New.
1584 2010-05-26 Rafael Espindola <espindola@google.com>
1586 * script-sections.cc (Output_section_definition::set_section_addresses):
1587 Check for --section-start.
1589 2010-05-26 Doug Kwan <dougkwan@google.com>
1591 * arm.cc (Arm_scan_relocatable_relocs): New class.
1592 (Target_arm::relocate_special_relocatable): New method.
1593 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1594 (Arm_relocate_functions::thumb_branch_common): Same.
1595 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1596 instead of Default_scan_relocatable_relocs.
1597 * target-reloc.h (relocate_for_relocatable): Let target handle
1598 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1599 * target.h (Sized_target::relocate_special_relocatable): New method.
1601 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1603 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1605 2010-05-23 Doug Kwan <dougkwan@google.com>
1607 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1609 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1610 with a direct branch, not a conditional branch, to a stub.
1611 * merge.cc (Output_merge_base::record_input_section): New method
1613 (Output_merge_data::do_add_input_section): Record input section if
1614 keeps-input-sections flag is set.
1615 (Output_merge_string::do_add_input_section): Ditto.
1616 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1617 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1619 (Output_merge_base::keeps_input_sections,
1620 Output_merge_base::set_keeps_input_sections,
1621 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1623 (Output_merge_base::Input_sections): New type declaration.
1624 (Output_merge_base::input_sections_begin,
1625 Output_merge_base::input_sections_end,
1626 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1627 (Output_merge_base::bool keeps_input_sections_,
1628 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1629 Output_merge_base::input_sections_): New data members.
1630 (Output_merge_data::do_set_keeps_input_sections): New method
1632 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1633 * output.cc (Output_section::Input_section::relobj): Move method
1634 defintion from class declaration to here and handle merge sections.
1635 (Output_section::Input_section::shndx): Ditto.
1636 (Output_section::Output_section): Remove initializations of removed
1637 data members and initialize new data member LOOKUP_MAPS_.
1638 (Output_section::add_input_section): Set keeps-input-sections flag
1639 for a newly created merge output section as appropriate. Adjust code
1640 to use Output_section_lookup_maps class.
1641 (Output_section::add_relaxed_input_section): Adjst code for lookup
1642 maps code refactoring.
1643 (Output_section::add_merge_input_section): Add a new parameter
1644 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1645 class. If adding input section to a newly created merge output
1646 section fails, remove the new merge section.
1647 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1648 Adjust code for use of the Output_section_lookup_maps class.
1649 (Output_section::find_merge_section): Ditto.
1650 (Output_section::build_lookup_maps): New method defintion.
1651 (Output_section::find_relaxed_input_section): Adjust code to use
1652 Output_section_lookup_maps class.
1653 (Output_section::get_input_sections): Export merge sections. Adjust
1654 code to use Output_section_lookup_maps class.
1655 (Output_section:::add_script_input_section): Adjust code to use
1656 Output_section_lookup_maps class. Update lookup maps for merge
1658 (Output_section::discard_states): Use Output_section_lookup_maps.
1659 (Output_section::restore_states): Same.
1660 * output.h (Merge_section_properties): Move class defintion out of
1662 (Output_section_lookup_maps): New class.
1663 (Output_section::Input_section::is_merge_section): New method
1665 (Output_section::Input_section::relobj): Move defintion out of class
1666 defintion. Declare method only.
1667 (Output_section::Input_section::shndx): Ditto.
1668 (Output_section::Input_section::output_merge_base): New method defintion.
1669 (Output_section::Input_section::u2_.pomb): New union field.
1670 (Output_section::Merge_section_by_properties_map,
1671 Output_section::Output_section_data_by_input_section_map,
1672 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1674 (Output_section::add_merge_input_section): Add new parameter
1675 KEEPS_INPUT_SECTIONS.
1676 (Output_section::build_lookup_maps): New method declaration.
1677 (Output_section::merge_section_map_,
1678 Output_section::merge_section_by_properties_map_,
1679 Output_section::relaxed_input_section_map_,
1680 Output_section::is_relaxed_input_section_map_valid_): Remove data
1682 (Output_section::lookup_maps_): New data member.
1684 2010-05-21 Doug Kwan <dougkwan@google.com>
1687 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1688 avoid a compilation error.
1690 2010-05-19 Rafael Espindola <espindola@google.com>
1692 * script-sections.cc (Output_section_definition::allocate_to_segment):
1693 Update the phdrs_list even when the output section is NULL.
1694 * testsuite/Makefile.am: Add test.
1695 * testsuite/Makefile.in: Regenerate.
1696 * testsuite/script_test_9.cc: New.
1697 * testsuite/script_test_9.sh: New.
1698 * testsuite/script_test_9.t: New.
1700 2010-05-19 Doug Kwan <dougkwan@google.com>
1702 * arm.cc (Arm_input_section::original_size): New method.
1703 (Arm_input_section::do_addralign): Add a cast.
1704 (Arm_input_section::do_output_offset): Remove static cast.
1705 (Arm_input_section::original_addralign,
1706 Arm_input_section::original_size_): Change type to uint32_t.
1707 (Arm_input_section::init): Add safe casts for section alignment
1709 (Arm_input_section::set_final_data_size): Do not set address and
1710 offset of stub table.
1711 (Arm_output_section::fix_exidx_coverage): Change use of of
1712 Output_section::Simple_input_section to that of
1713 Output_section::Input_section.
1714 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1715 except for the first pass.
1716 * output.cc (Output_section::get_input_sections): Change type of
1717 input_sections to std::list<Input_section>.
1718 (Output_section::add_script_input_section): Rename from
1719 Output_section::add_simple_input_section. Change type of SIS
1720 parameter from Simple_input_section to Input_section.
1721 * output.h (Output_section::Simple_input_section): Remove class.
1722 (Output_section::Input_section): Change class visibility to public.
1723 (Output_section::Input_section::addralign): Use stored alignments
1724 for special input sections if set.
1725 (Output_section::Input_section::set_addralign): New method.
1726 (Output_section::get_input_sections): Change parameter type from
1727 list of Simple_input_section to list of Input_section.
1728 (Output_section::add_script_input_section): Rename from
1729 Output_section::add_simple_input_section. Change first parameter's
1730 type from Simple_input_section to Input_section and remove the
1731 second and third parameters.
1732 * script-sections.cc (Input_section::Input_section_list): Change
1733 type to list of Output_section::Input_section/
1734 (Input_section_info::Input_section_info): Change parameter type of
1735 INPUT_SECTION to Output_section::Input_section.
1736 (Input_section_info::input_section): Change return type.
1737 (Input_section_info::input_section_): Change type to
1738 Output_section::Input_section.
1739 (Output_section_element_input::set_section_addresses): Adjust code
1740 to use Output_section::Input_section instead of
1741 Output_section::Simple_input_section. Adjust code for renaming
1742 of Output_section::add_simple_input_section.
1743 (Orphan_output_section::set_section_addresses): Ditto.
1745 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1747 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1748 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1750 2010-05-18 Rafael Espindola <espindola@google.com>
1752 * options.cc (General_options::finalize): Handle -nostdlib.
1753 * options.h (nostdlib): New option.
1754 * script.cc (script_add_search_dir): Handle -nostdlib.
1756 2010-05-12 Doug Kwan <dougkwan@google.com>
1758 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1759 attributes section only if there no attributes section after merging.
1760 (Target_arm::merge_object_attributes): Move value of
1761 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1762 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1763 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1764 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1765 and arm_attr_merge_7.stdout.
1766 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1767 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1768 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1769 arm_attr_merge_7b.o): New rules.
1770 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1772 * testsuite/Makefile.in: Regenerate.
1773 * testsuite/arm_attr_merge.sh: New file.
1774 * testsuite/arm_attr_merge_[67][ab].s: Same.
1776 2010-05-05 Nick Clifton <nickc@redhat.com>
1778 * po/es.po: Updated Spanish translation.
1780 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1782 * Makefile.am (install-exec-local): Properly install gold as
1783 default cross linker.
1784 * Makefile.in: Regenerated.
1786 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1787 Nick Clifton <nickc@redhat.com>
1789 * configure.ac (install_as_default): Define and set to false
1790 unless --enable-gold or --enable-gold=both/gold has been
1792 * configure: Regenerate.
1794 * Makefile.am (install-exec-local): Install the executable as
1795 'ld.gold'. If install_as_default is true then also install it as
1797 * Makefile.in: Regenerated.
1799 2010-04-24 Ian Lance Taylor <iant@google.com>
1801 * layout.cc (Layout::layout_reloc): In relocatable link don't
1802 combine reloc sections for grouped sections.
1804 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1806 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1807 sections that are not ordinary to icf.
1808 * icf.cc (get_section_contents): Handle relocation pointing to section
1809 with no object or shndx information.
1810 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1811 * testsuite/Makefile.in: Regenerate.
1812 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1813 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1815 2010-04-22 Ian Lance Taylor <iant@google.com>
1817 * expression.cc (Expression::Expression_eval_info): Add
1818 result_alignment_pointer field.
1819 (Expression::eval_with_dot): Add result_alignment_pointer
1820 parameter. Change all callers.
1821 (Expression::eval_maybe_dot): Likewise.
1822 (class Binary_expression): Add alignment_pointer parameter to
1823 left_value and right_value. Change all callers.
1824 (BINARY_EXPRESSION): Set result alignment.
1825 (class Trinary_expression): Add alignment_pointer parameter to
1826 arg2_value and arg3_value. Change all callers.
1827 (Trinary_cond::value): Set result alignment.
1828 (Max_expression::value, Min_expression::value): Likewise.
1829 (Align_expression::value): Likewise.
1830 * script-sections.cc (class Sections_element): Add dot_alignment
1831 parameter to set_section_addresses virtual function. Update
1833 (class Output_section_element): Likewise.
1834 (Script_sections::create_segments): Add dot_alignment parameter.
1836 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1837 (Script_sections::set_phdrs_clause_addresses): Likewise.
1838 * script-sections.h: Update declarations.
1839 * script.h: Update declarations.
1840 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1842 * testsuite/script_test_3.t: Set large alignment.
1843 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1844 segment has expected alignment.
1846 2010-04-22 Nick Clifton <nickc@redhat.com>
1848 * po/gold.pot: Updated by the Translation project.
1849 * po/vi.po: Updated Vietnamese translation.
1851 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1853 * testsuite/Makefile.am (check_PROGRAMS): Add
1854 icf_virtual_function_folding_test.
1855 * testsuite/Makefile.in: Regenerated.
1857 2010-04-15 Andrew Haley <aph@redhat.com>
1859 * options.h (merge_exidx_entries): New option.
1860 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1861 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1862 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1863 (Target_arm::merge_exidx_entries): New function.
1864 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1865 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1866 to Arm_exidx_fixup constructor.
1867 Add new arg, merge_exidx_entries.
1868 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1869 Arm_output_section::fix_exidx_coverage.
1871 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1873 * icf.cc (get_section_contents): Check for preemptible functions.
1874 Ignore addend when appropriate.
1875 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1877 (add_from_relobj): Check for section folded.
1878 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1879 * symtab.h (should_add_dynsym_entry): Add new parameter.
1880 * target-reloc.h (scan_relocs): Check for section folded.
1881 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1882 Check reloc types for function pointers in shared objects.
1883 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1885 (icf_preemptible_functions_test): New test case.
1886 (icf_string_merge_test): New test case.
1887 * testsuite.Makefile.in: Regenerate.
1888 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1889 bar_glob. Refactor code.
1890 * testsuite/icf_preemptible_functions_test.cc: New file.
1891 * testsuite/icf_preemptible_functions_test.sh: New file.
1892 * testsuite/icf_string_merge_test.cc: New file.
1893 * testsuite/icf_string_merge_test.sh: New file.
1894 * testsuite/icf_virtual_function_folding_test.cc: New file.
1895 * testsuite/icf_virtual_function_folding_test.sh: New file.
1897 2010-04-14 Doug Kwan <dougkwan@google.com>
1899 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1900 for local symbol recounting if we remove a section due to ICF.
1901 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1902 there are no regular objects in input.
1904 2010-04-13 Doug Kwan <dougkwan@google.com>
1906 * arm.cc (Arm_input_section::set_final_data_size): Compute
1907 accurate final data size instead of using current data size.
1909 2010-04-09 Doug Kwan <dougkwan@google.com>
1911 * layout.cc (Layout::choose_output_section): Handle script section
1913 (Layout::make_output_section_for_script): Add section type parameter.
1914 Handle script section types.
1915 * layout.h (Layout::make_output_section_for_script): Add section
1917 * output.cc (Output_section::Output_section): Initialize data member
1919 (Output_section::do_reset_address_and_file_offset): Do not set address
1920 to 0 if section is a NOLOAD section.
1921 * output.h (Output_section::is_noload): New method.
1922 (Output_section::set_is_noload): Ditto.
1923 (Output_section::is_noload_): New data member.
1924 * script-c.h (Script_section_type): New enum type.
1925 (struct Parser_output_section_header): Add new file section_type.
1926 * script-sections.cc (Sections_element::output_section_name): Add
1927 parameter for returning script section type.
1928 (Output_section_definition::output_section_name): Ditto.
1929 (Output_section_definition::section_type)P; New method.
1930 (Output_section_definiton::script_section_type_name): Ditto.
1931 (Output_section_definition::script_section_type_): New data member.
1932 (Output_section_definition::Output_section_definition): Initialize
1933 data member Output_section_definition::script_section_type_.
1934 (Output_section_definition::create_sections): Pass script section type
1935 to Layout::make_output_section_for_script.
1936 (Output_section_definition::output_section_name): Return script
1937 section type to caller.
1938 (Output_section_definition::set_section_address): Do not advance
1939 dot value and load address if section type is NOLOAD. Set address
1940 of NOLOAD sections regardless of section flags.
1941 (Output_section_definition::print): Print section type if it is
1942 not SCRIPT_SECTION_TYPE_NONE.
1943 (Output_section_definition::section_type): New method.
1944 (Output_section_definition::script_section_type_name): Ditto.
1945 (Script_sections::output_section_name): Add new parameter
1946 PSECTION_TYPE for returning script section type. Pass it to
1947 section elements. Handle discard sections.
1948 (Sort_output_sections::operator()): Handle NOLOAD sections.
1949 * script-sections.h (Script_sections::Section_type): New enum type.
1950 (Script_sections::output_section_name): Add a new parameter for
1951 returning script section type.
1952 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1954 * yyscript.y (union): Add new field SECTION_TYPE.
1955 (COPY, DSECT, INFO, NOLOAD): New tokens.
1956 (opt_address_and_section_type): Change type to output_section_header.
1957 (section_type): New non-terminal
1958 (section_header): Handle section type.
1959 (opt_address_and_section_type): Return section type value.
1961 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1963 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1964 * testsuite/plugin_common_test_2.c (foo): Likewise.
1966 2010-04-08 Doug Kwan <dougkwan@google.com>
1968 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1970 * output.cc (Output_section::add_merge_input_section): Simplify
1971 code and return status of Output_merge_base::add_input_section.
1972 Update merge section map only if Output_merge_base::add_input_section
1975 2010-04-07 Doug Kwan <dougkwan@google.com>
1977 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1978 if section is marked as containing instructions but has no mapping
1980 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1981 correct section index.
1982 (Arm_relobj::find_linked_text_section): Ditto.
1984 2010-04-07 Cary Coutant <ccoutant@google.com>
1986 * archive.cc (include_member): Destroy Read_symbols_data object before
1988 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1989 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1990 (Read_symbols_data::~Read_symbols_data) New destructor.
1991 (Section_relocs::Section_relocs) New constructor.
1992 (Section_relocs::~Section_relocs) New destructor.
1993 (Read_relocs_data::Read_relocs_data) New constructor.
1994 (Read_relocs_data::~Read_relocs_data) New destructor.
1995 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1996 pointers to NULL after deleting.
1998 2010-04-07 Doug Kwan <dougkwan@google.com>
2000 * arm.cc: Replace "endianity" with "endianness" in comments.
2001 (Arm_exidx_cantunwind): Ditto.
2002 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
2003 (Arm_relobj::merge_flags_and_attributes): New method.
2004 (Arm_relobj::merge_flags_and_attributes_): New data member.
2005 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
2006 (Arm_relobj::scan_sections_for_stubs): Ditto.
2007 (Arm_relobj::do_read_symbols): Check to see if we really want to
2008 merge processor-specific flags and attributes. Exit early if
2009 an object is empty except for section names and the undefined symbol.
2010 (Target_arm::do_finalize_sections): Move check for ELF format to
2011 Arm_relobj::do_read_symbols. Merge processor specific flags and
2012 attributes from a regular object only when we have determined that
2013 it is aapropriate. Do not create an .ARM.attributes section in
2014 output if there is no regular input object.
2015 (Target_arm::merge_processor_specific_flags): Check
2016 --warn-mismatch before printing any error.
2017 (Target_arm::merge_object_attributes): Ditto.
2018 * gold.cc (queue_middle_tasks): Handle the case in which there is
2019 no regular object in input.
2020 * options.cc (General_options::parse_EB): New method.
2021 (General_options::parse_EL): Same.
2022 (General_options::General_options): Initialize endianness_.
2023 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
2025 (General_options::Endianness): New enum.
2026 (General_options::endianness): New method.
2027 (General_options::endianness_): New data member.
2028 * parameters.cc (Parameters::set_options): Check target endianness.
2029 (Parameters::set_target_once): Ditto.
2030 (Parameters::check_target_endianness): New method.
2031 (parameters_force_valid_target): If either -EL or -EB is specified,
2032 use it to define endianness of default target.
2033 * parameters.h (Parameters::check_target_endianness): New method
2035 * target.h (class Target): Change "endianity" to "endianness"
2038 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2040 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
2041 * configure: Regenerate.
2042 * Makefile.in: Regenerate.
2043 * testsuite/Makefile.in: Regenerate.
2045 2010-04-06 Cary Coutant <ccoutant@google.com>
2048 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
2049 prevailing definitions of common symbols.
2050 * testsuite/plugin_test_6.sh: New test case.
2051 * testsuite/plugin_common_test_1.c: New test case.
2052 * testsuite/plugin_common_test_2.c: New test case.
2053 * testsuite/Makefile.am (plugin_test_6): New test case.
2054 * testsuite/Makefile.in: Regenerate.
2056 2010-04-06 Nick Clifton <nickc@redhat.com>
2058 * po/vi.po: New Vietnamese translation.
2060 2010-03-30 Doug Kwan <dougkwan@google.com>
2062 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
2064 2010-03-25 Doug Kwan <dougkwan@google.com>
2066 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
2067 to avoid a conversion warning on a 32-bit host.
2069 2010-03-24 Ian Lance Taylor <iant@google.com>
2071 * testsuite/script_test_3.t: Add a TLS segment.
2072 * testsuite/Makefile.am (check_PROGRAMS): Add
2073 tls_phdrs_script_test.
2074 (tls_phdrs_script_test_SOURCES): Define.
2075 (tls_phdrs_script_test_DEPENDENCIES): Define.
2076 (tls_phdrs_script_test_LDFLAGS): Define.
2077 (tls_phdrs_script_test_LDADD): Define.
2078 * testsuite/Makefile.in: Rebuild.
2080 2010-03-23 Cary Coutant <ccoutant@google.com>
2082 * fileread.cc (find_or_make_view): Fix comment.
2084 2010-03-23 Ian Lance Taylor <iant@google.com>
2086 * script-sections.cc (class Orphan_section_placement): Define
2087 PLACE_TLS and PLACE_TLS_BSS.
2088 (Orphan_section_placement::Orphan_section_placement): Initialize
2090 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
2091 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
2092 (tls_script_test_SOURCES): Define.
2093 (tls_script_test_DEPENDENCIES): Define.
2094 (tls_script_test_LDFLAGS): Define.
2095 (tls_script_test_LDADD): Define.
2096 * testsuite/Makefile.in: Rebuild.
2098 2010-03-22 Doug Kwan <dougkwan@google.com>
2100 * arm.cc (Arm_relocate_functions::abs8,
2101 Arm_relocate_functions::abs16): Use correct check for overflow
2102 specified in the ARM ELF specs.
2103 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
2104 target of a BLX instruction specially.
2105 (Reloc_stub::stub_type_for_reloc): Ditto.
2106 (Relocate::relocate): Use symbolic names instead of numeric relocation
2107 codes to report error.
2108 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
2110 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
2111 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
2112 thumb2_blx_out_of_range.stdout
2113 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
2114 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
2115 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
2116 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
2117 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
2118 thumb2_blx_in_range, thumb2_blx_in_range.o,
2119 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
2120 thumb2_blx_out_of_range.o): New rules.
2121 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
2122 thumb2_blx_in_range and thumb2_blx_out_of_range.
2123 * testsuite/Makefile.in: Regenerate.
2124 * arm_branch_in_range.sh: Add tests for THUMB BLX.
2125 * testsuite/thumb_blx_in_range.s: New file.
2126 * testsuite/thumb_blx_out_of_range.s: New file.
2128 2010-03-22 Rafael Espindola <espindola@google.com>
2130 * archive.cc (Should_include): Move to archive.h.
2131 (should_include_member): Make it a member of Archive.
2133 (Add_lib_group_symbols): New.
2134 * archive.h: Include options.h.
2135 (Archive_member): Moved from Archive.
2136 (Should_include): Moved from archive.cc.
2138 (Add_lib_group_symbols): New.
2139 * dynobj.cc (do_should_include_member): New.
2140 * dynobj.h (do_should_include_member): New.
2141 * gold.cc (queue_initial_tasks): Update call to queue.
2142 * main.cc (main): Print lib group stats.
2143 * object.cc (do_should_include_member): New.
2144 * object.h: Include archive.h.
2145 (Object::should_include_member): New.
2146 (Object::do_should_include_member): New.
2147 (Sized_relobj::do_should_include_member): New.
2148 * options.cc (General_options::parse_start_lib): New.
2149 (General_options::parse_end_lib): New.
2150 (Input_arguments::add_file): Handle lib groups.
2151 (Input_arguments::start_group): Check we are not in a lib.
2152 (Input_arguments::start_lib): New.
2153 (Input_arguments::end_lib): New.
2154 * options.h (General_options): Add start_lib and end_lib.
2155 (Input_argument::lib_): New.
2156 (Input_argument::lib): New.
2157 (Input_argument::is_lib): New.
2158 (Input_file_lib): New.
2159 (Input_arguments::in_lib_): New.
2160 (Input_arguments::in_lib): New.
2161 (Input_arguments::start_lib): New.
2162 (Input_arguments::end_lib_): New.
2163 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2164 in unused members as preempted.
2165 (Sized_pluginobj::do_should_include_member): New.
2166 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2167 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2169 (Read_symbols::do_whole_lib_group): New.
2170 (Read_symbols::do_lib_group): New.
2171 (Read_symbols::do_read_symbols): Handle lib groups.
2172 (Read_symbols::get_name): Handle lib groups.
2173 * readsyms.h (Read_symbols): Add an archive member pointer.
2174 (Read_symbols::do_whole_lib_group): New.
2175 (Read_symbols::do_lib_group): New.
2176 (Read_symbols::member_): New.
2177 * script.cc (read_input_script): Update call to queue_soon.
2179 2010-03-19 Doug Kwan <dougkwan@google.com>
2181 * arm.cc (Stub_table::Stub_table): Initialize new data members
2182 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2183 (Stub_table::add_reloc_stub): Assign stub offset and update
2184 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2185 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2187 (Stub_table::update_data_size_and_addralign): Use
2188 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2189 instead of going over all reloc stubs.
2190 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2191 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2192 Stringpool_template::offset_ to size of Stringpool_char.
2193 (Stringpool_template::new_key_offset): Remove code to initialize
2194 Stringpool_template::offset_.
2195 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2196 Stringpool_template::offset_ to zero.
2198 2010-03-15 Doug Kwan <dougkwan@google.com>
2200 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2202 (Stringpool_template::new_key_offset): New method.
2203 (Stringpool_template::add_string): Assign offsets when adding new
2205 (Stringpool_template::set_string_offsets): Do not set string offsets
2206 when not optimizing.
2207 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2209 (Chunked_vector::clear): Clear size_.
2210 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2211 (Chunked_vector::size): Return size_.
2212 (Chunked_vector::push_back): Use size_ to find insert position.
2213 (Chunked_vector::size_): New data member.
2214 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2215 (Stringpool_template::new_key_offset): New method declaration.
2216 (Stringpool_template::offset_): New data member.
2218 2010-03-15 Rafael Espindola <espindola@google.com>
2220 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2221 Add_symbols' constructor.
2222 * readsyms.h (Add_symbols): Remove the input_group member.
2224 2010-03-10 Ian Lance Taylor <iant@google.com>
2226 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2227 target to ask whether a reference to a symbol requires a stack
2229 * target.h (Target::is_call_to_non_split): New function.
2230 (Target::do_is_call_to_non_split): Declare virtual function.
2231 * target.cc: Include "symtab.h".
2232 (Target::do_is_call_to_non_split): New function.
2233 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2235 2010-03-10 Cary Coutant <ccoutant@google.com>
2237 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2238 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2239 (File_read::open[2]): Add whole_file_view_ to list of views.
2240 (File_read::make_view): Remove test of whole_file_view_.
2241 (File_read::find_or_make_view): Create whole_file_view_ if
2243 (File_read::clear_views): Replace bool parameter with enum;
2244 adjust all callers. Don't delete views with permanent data;
2245 do delete cached views and views from archives if
2246 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2247 if clearing the corresponding view.
2248 * fileread.h (File_read::Clear_views_mode): New enum.
2249 (File_read::View::is_permanent_view): New method.
2250 (File_read::clear_views): Replace bool parameter
2251 with enum; adjust all callers.
2252 * options.h (General_options): Change keep_files_mapped option;
2253 add map_whole_files.
2254 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2256 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2259 2010-03-10 David S. Miller <davem@davemloft.net>
2261 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2263 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2265 * icf.cc (get_section_contents): Add '@' marker after processing the
2268 2010-03-08 Doug Kwan <dougkwan@google.com>
2270 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2271 due to a conversion warning.
2272 (Arm_relobj::update_output_local_symbol_count): Check for local
2273 symbol with unset output index.
2275 2010-03-05 Ian Lance Taylor <iant@google.com>
2277 * options.h (class General_options): Add --spare-dynamic-tags.
2278 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2279 --spare-dynamic-tags.
2281 2010-03-05 Ian Lance Taylor <iant@google.com>
2283 * incremental.cc: Include "libiberty.h".
2285 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2287 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2288 function, is_info_ member.
2289 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2290 (Versions::Versions): Update caller.
2291 (Versions::define_base_version): Likewise.
2292 (Versions::add_def): Likewise.
2294 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2296 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2297 (Scan::possible_function_pointer_reloc): New function.
2298 (Scan::local_reloc_may_be_function_pointer): Change to call
2299 possible_function_pointer_reloc.
2300 (Scan::global_reloc_may_be_function_pointer): Ditto.
2301 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2302 relocations in ".data.rel.ro._ZTV" section.
2303 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2304 * testsuite/icf_safe_so_test.cc: Ditto.
2305 * testsuite/icf_safe_test.cc: Ditto.
2306 * testsuite/icf_safe_test.sh: Ditto.
2308 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2309 Ian Lance Taylor <iant@google.com>
2311 * target-reloc.h (relocate_section): Check the symbol table index
2312 for -1U before setting the local symbol index.
2313 (scan_relocatable_relocs): If copying the relocation, record that
2314 the local symbol is required.
2315 * object.h (Symbol_value::is_output_symtab_index_set): New
2317 (Symbol_value::may_be_discarded_from_output_symtab): New
2319 (Symbol_value::has_output_symtab_entry): New function.
2320 (Symbol_value::needs_output_symtab_entry): Remove.
2321 (Symbol_value::output_symtab_index): Make sure the symbol index is
2323 (Symbol_value::set_output_symtab_index): Make sure the symbol
2324 index is not set. Make sure the new index is valid.
2325 (Symbol_value::set_must_have_output_symtab_entry): New function.
2326 (Symbol_value::has_output_dynsym_entry): New function.
2327 (Symbol_value::set_output_dynsym_index): Make sure the new index
2329 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2330 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2331 local symbol if permitted.
2332 (Sized_relobj::do_finalize_local_symbols): Call
2333 is_output_symtab_index_set rather than needs_output_symtab_entry.
2334 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2335 rather than needs_output_symtab_entry. Call
2336 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2337 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2338 is_output_symtab_index_set rather than needs_output_symtab_entry.
2339 * testsuite/discard_locals_relocatable_test.c: New file.
2340 * testsuite/discard_locals_test.sh: Test -r.
2341 * testsuite/Makefile.am (check_DATA): Add
2342 discard_locals_relocatable_test1.syms,
2343 discard_local_relocatable_test2.syms.
2344 (MOSTLYCLEANFILES): Likewise. Also add
2345 discard_locals_relocatable_test1.lout and
2346 discard_locals_relocatable_test2.out.
2347 (discard_locals_relocatable_test1.syms): New target.
2348 (discard_locals_relocatable_test.o): New target.
2349 (discard_locals_relocatable_test1.out): New target.
2350 (discard_locals_relocatable_test2.syms): New target.
2351 (discard_locals_relocatable_test2.out): New target.
2352 (various): Add missing ../ld-new dependencies.
2353 * testsuite/Makefile.in: Rebuild.
2355 2010-03-03 Nick Clifton <nickc@redhat.com>
2357 * po/fi.po: New Finnish translation.
2359 2010-03-01 Doug Kwan <dougkwan@google.com>
2361 * layout.cc (Layout::Layout): Force section types of .init_array*,
2362 .preinit_array* and .fini_array* sections.
2363 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2364 Fix check of return value of std::string::find.().
2365 (Output_section::Input_section_sort_compare::operator()): Remove
2366 comment about .init_array.
2367 (Output_section::Input_section_sort_init_fini_compare::operator()):
2369 (Output_section::sort_attached_input_sections): Handle .init_array
2370 and .fini_array specially.
2371 * output.h (Output_section::Inut_section_sort_compare): Update
2373 (Output_section::Input_section_sort_init_fini_compare): New struct.
2375 2010-02-26 Doug Kwan <dougkwan@google.com>
2377 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2378 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2379 * testsuite/debug_msg.sh: Avoid matching source line number for
2380 use of global variable undef_int.
2382 2010-02-26 Doug Kwan <dougkwan@google.com>
2384 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2385 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2386 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2387 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2388 * options.cc (General_options::General_options): Initialize member
2390 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2391 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2392 and rm_no_fix_v4bx.stdout
2393 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2394 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2395 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2396 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2397 and arm_no_fix_v4bx.
2398 * Makefile.in: Regenerate.
2399 * testsuite/arm_fix_v4bx.s: New file.
2400 * testsuite/arm_fix_v4bx.sh: Ditto.
2402 2010-02-24 Doug Kwan <dougkwan@google.com>
2404 * arm.cc (Target_arm::got_section): Make the .got section the first
2405 non RELRO section in the data segment.
2406 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2407 suffixes of section names.
2409 2010-02-24 Doug Kwan <dougkwan@google.com>
2411 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2412 flags and attributes merging if an input file is a binary file.
2413 * fileread.cc (Input_file::open): Record format of original file.
2414 * fileread.h (Input_file::Format): New enum type.
2415 (Input_file::Input_file): Initialize data member format_.
2416 (Input_file::format): New method definition.
2417 (Input_file::format_):: New data member.
2419 2010-02-24 Doug Kwan <dougkwan@google.com>
2421 * arm.cc (Arm_output_data_got): New class.
2422 (ARM_TCB_SIZE): New constant
2423 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2424 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2425 If user uses a script with a SECTIONS clause, issue only a warning
2426 for a misplaced EXIDX input section. Otherwise, issue an error.
2427 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2429 (Target_arm::got_mode_index_entry): Handle static linking.
2430 (Target_arm::Scan::local): Ditto.
2431 (Target_arm::Scan::global): Ditto.
2432 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2433 all incorrectly implemented relocations.
2434 (Target_arm::fix_exidx_coverage): Pass layout to
2435 Arm_output_section::fix_exidx_coverage.
2436 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2437 from ".ARM.exidx." and ".ARM.extab.".
2439 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2441 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2442 section if it does not already exist.
2443 * attributes.cc (Attributes_section_data::Attributes_section_data):
2444 Don't crash if size is zero.
2446 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2447 Ian Lance Taylor <iant@google.com>
2449 * gold.cc (queue_middle_tasks): If no input files were opened,
2451 * workqueue.h (Task_function::Task_function): Assert that there is
2454 2010-02-22 Doug Kwan <dougkwan@google.com>
2456 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2457 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2458 types to avoid warnings due to different uint64_t implementations
2461 2010-02-21 Doug Kwan <dougkwan@google.com>
2463 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2464 handling of the maximum backward branch offset.
2465 (Arm_relocate_functions::thumb_branch_common): Ditto.
2466 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2467 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2468 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2469 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2470 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2471 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2472 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2473 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2474 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2475 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2476 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2477 thumb2_bl_out_of_range.o): New rules.
2478 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2479 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2480 thumb2_bl_out_of_range
2481 * testsuite/Makefile.in: Regenerate.
2482 * testsuite/arm_bl_in_range.s: New file.
2483 * testsuite/arm_bl_out_of_range.s: Ditto.
2484 * testsuite/arm_branch_in_range.sh: Ditto.
2485 * testsuite/arm_branch_range.t: Ditto.
2486 * testsuite/thumb2_branch_range.t: Ditto.
2487 * testsuite/thumb_bl_in_range.s: Ditto.
2488 * testsuite/thumb_bl_out_of_range.s: Ditto.
2489 * testsuite/thumb_branch_range.t: Ditto.
2491 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2493 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2494 Add reloc offset information.
2495 * icf.cc (get_section_contents): Change iterators to point to the new
2496 vectors. Add reloc offset information to the contents.
2497 * icf.h (Icf::Sections_reachable_info): New typedef.
2498 (Icf::Sections_reachable_list): New typedef.
2499 (Icf::Offset_info): New typedef.
2500 (Icf::Reloc_info): New struct typedef.
2501 (Icf::Reloc_info_list): New typedef.
2502 (Icf::symbol_reloc_list): Delete method.
2503 (Icf::addend_reloc_list): Delete method.
2504 (Icf::section_reloc_list): Delete method.
2505 (Icf::reloc_info_list): New method.
2506 (Icf::reloc_info_list_): New member.
2508 2010-02-19 Doug Kwan <dougkwan@google.com>
2510 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2511 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2512 * arm.cc (Arm_relocation_functions): New forward declaration.
2513 (Target_arm::Target_arm): Initialize new data members
2514 got_mod_index_offset_ and tls_base_symbol_defined_.
2515 (Target_arm::Relocate::relocate_tls): New method.
2516 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2517 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2519 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2520 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2521 (Target_arm::got_mod_index_offset_,
2522 Target_arm::tls_base_symbol_defined_): New data members.
2523 (Target_arm::Scan::local, Target::Scan::global,
2524 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2527 2010-02-18 Doug Kwan <dougkwan@google.com>
2529 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2530 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2531 text section as a parameter becuase some broken tools may not set
2532 the link in section header.
2533 (Target_arm::has_got_section): New method.
2534 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2535 without any mapping symbol as data only. Remove warning.
2536 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2537 link in its section header, try to discover the link by inspecting the
2538 REL31 relocation at the beginning of the section.
2539 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2541 (Target_arm::Scan::global): Treat any reference to the symbol
2542 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2544 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2546 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2547 (Scan::global_reloc_may_be_function_pointer): New function.
2548 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2549 (Scan::global_reloc_may_be_function_pointer): New function.
2550 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2551 (Scan::global_reloc_may_be_function_pointer): New function.
2552 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2553 (Scan::global_reloc_may_be_function_pointer): New function.
2554 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2555 (Scan::global_reloc_may_be_function_pointer): New function.
2556 (Scan::possible_function_pointer_reloc): New function.
2557 (Target_x86_64::can_check_for_function_pointers): New function.
2558 * gc.h (gc_process_relocs): Scan relocation types to determine if
2559 function pointers were taken for targets that support it.
2560 * icf.cc (Icf::find_identical_sections): Include functions for
2561 folding in safe ICF whose pointer is not taken.
2562 * icf.h (Secn_fptr_taken_set): New typedef.
2563 (fptr_section_id_): New member.
2564 (section_has_function_pointers): New function.
2565 (set_section_has_function_pointers): New function.
2566 (check_section_for_function_pointers): New function.
2567 * options.h: Fix comment for safe ICF option.
2568 * target.h (can_check_for_function_pointers): New function.
2569 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2570 Modify icf_safe_test for X86-64.
2571 * testsuite/Makefile.in: Regenerate.
2572 * testsuite/icf_safe_so_test.cc: New file.
2573 * testsuite/icf_safe_so_test.sh: New file.
2574 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2575 (main): Change to take pointer to function kept_func_3.
2576 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2577 folding is done correctly for X86-64.
2579 2010-02-12 David S. Miller <davem@davemloft.net>
2581 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2582 is_symbolless parameter.
2583 (Output_reloc<SHT_REL>::is_symbolless): New.
2584 (Output_reloc<SHT_REL>::is_symbolless_): New.
2585 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2586 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2587 (Output_reloc<SHT_RELA>::is_symbolless): New.
2588 (Output_data_reloc::add_global): Handle is_symbolless.
2589 (Output_data_reloc::add_global_relative): Likewise.
2590 (Output_data_reloc::add_local): Likewise.
2591 (Output_data_reloc::add_local_relative): Likewise.
2592 (Output_data_reloc::add_symbolless_global_addend): New.
2593 (Output_data_reloc::add_symbolless_local_addend): New.
2594 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2596 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2597 instead of ->is_relative_
2598 (Output_reloc::write): Likewise.
2599 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2600 (Output_reloc::write_rel): Simplify.
2602 * sparc.cc (Target_sparc::Scan::local): Use
2603 ->add_symbolless_local_addend as needed.
2604 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2605 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2606 based upon relocation offset.
2608 2010-02-11 Doug Kwan <dougkwan@google.com>
2610 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2611 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2612 beginning of function.
2613 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2614 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2615 parameter is_32bit in calls to should_apply_static_reloc.
2616 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2617 (check_DATA): Add arm_abs_global.stdout.
2618 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2619 arm_abs_global.stdout): New rules.
2620 (MOSTLLYCLEANFILES): Add arm_abs_global
2621 * Makefile.in: Regenerate.
2622 * testsuite/arm_abs_global.s: New file.
2623 * testsuite/arm_abs_global.sh: Ditto.
2624 * testsuite/arm_abs_lib.s: Ditto.
2626 2010-02-11 Ian Lance Taylor <iant@google.com>
2628 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2630 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2631 Allocate_commons_task first.
2632 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2633 task, rather than symtab_lock_.
2634 (Gc_process_relocs::~Gc_process_relocs): New function.
2635 (Gc_process_relocs::is_runnable): Check this_blocker_.
2636 (Gc_process_relocs::locks): Use next_blocker_ rather than
2638 (Scan_relocs::~Scan_relocs): New function.
2639 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2641 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2643 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2644 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2645 constructor accordingly.
2646 (class Gc_process_relocs): Likewise.
2647 (class Scan_relocs): Likewise.
2648 * common.h (class Allocate_commons_task): Remove symtab_lock_
2649 field, and corresponding constructor parameter.
2650 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2652 (Allocate_commons_task::locks): Likewise.
2654 2010-02-11 Ian Lance Taylor <iant@google.com>
2656 * gold-threads.h (class Once): Define.
2657 (class Initialize_lock): Rewrite as child of Once.
2658 * gold-threads.cc (class Once_initialize): Define.
2659 (once_pointer_control): New static variable.
2660 (once_pointer, once_arg): New static variables.
2661 (c_run_once): New static function.
2662 (Once::Once, Once::run_once, Once::internal_run): New functions.
2663 (class Initialize_lock_once): Remove.
2664 (initialize_lock_control): Remove.
2665 (initialize_lock_pointer): Remove.
2666 (initialize_lock_once): Remove.
2667 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2668 (Initialize_lock::initialize): Rewrite.
2669 (Initialize_lock::do_run_once): New function.
2670 * archive.cc (Archive::interpret_header): Only clear name if it is
2672 * fileread.cc: Include "gold-threads.h"
2673 (file_counts_lock): New static variable.
2674 (file_counts_initialize_lock): Likewise.
2675 (File_read::release): Only increment counts when using --stats.
2676 Use a lock around the increment.
2677 * parameters.cc (class Set_parameters_target_once): Define.
2678 (set_parameters_target_once): New static variable.
2679 (Parameters::Parameters): Move here from parameters.h.
2680 (Parameters::set_target): Rewrite.
2681 (Parameters::set_target_once): New function.
2682 (Parameters::clear_target): Move here and rewrite.
2683 * parameters.h (class Parameters): Update declarations. Add
2684 set_parameters_target_once_ field.
2685 (Parameters::Parameters): Move to parameters.cc.
2686 (Parameters::clear_target): Likewise.
2687 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2689 (Start_group::~Start_group): New function.
2690 (Start_group::is_runnable): New function.
2691 (Start_group::locks, Start_group::run): New functions.
2692 (Finish_group::run): Change saw_undefined to size_t.
2693 * readsyms.h (class Start_group): Define.
2694 (class Finish_group): Change saw_undefined_ field to size_t.
2695 (Finish_group::Finish_group): Remove saw_undefined and
2696 this_blocker parameters. Change all callers.
2697 (Finish_group::set_saw_undefined): New function.
2698 (Finish_group::set_blocker): New function.
2699 * symtab.h (class Symbol_table): Change saw_undefined to return
2700 size_t. Change saw_undefined_ field to size_t.
2701 * target-select.cc (Set_target_once::do_run_once): New function.
2702 (Target_selector::Target_selector): Initialize set_target_once_
2703 field. Don't initialize lock_ and initialize_lock_ fields.
2704 (Target_selector::instantiate_target): Rewrite.
2705 (Target_selector::set_target): New function.
2706 * target-select.h (class Set_target_once): Define.
2707 (class Target_selector): Update declarations. Make
2708 Set_target_once a friend. Remove lock_ and initialize_lock_
2709 fields. Add set_target_once_ field.
2711 2010-02-10 Ian Lance Taylor <iant@google.com>
2713 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2715 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2716 (queue_middle_tasks): Add all blockers before queueing any tasks.
2717 (queue_final_tasks): Likewise.
2718 * token.h (Task_token::add_blockers): New function.
2719 * object.h (Input_objects::number_of_relobjs): New function.
2721 2010-02-10 Ian Lance Taylor <iant@google.com>
2723 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2724 shared, not if not position independent.
2725 * x86_64.cc (Relocate::relocate_tls): Likewise.
2726 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2727 (tls_pie_pic_test): New target.
2728 * testsuite/Makefile.in: Rebuild.
2730 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2731 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2732 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2733 * testsuite/Makefile.in: Rebuild.
2735 2010-02-09 David S. Miller <davem@davemloft.net>
2737 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2738 R_SPARC_RELATIVE using ->add_local_relative().
2739 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2741 * output.h (Output_data_dynamic::add_section_size): New method
2742 that takes two Output_data objects.
2743 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2744 entry param. Handle it in initializers.
2745 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2746 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2747 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2749 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2750 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2751 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2752 for dynrel_includes_plt.
2753 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2754 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2755 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2757 (Target_sparc::do_finalize_sections): Update to pass true for
2758 dynrel_includes_plt.
2759 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2760 output before .rela.plt
2761 (Target_powerpc::do_finalize_sections): Update to pass true for
2762 dynrel_includes_plt when 32-bit.
2764 2010-02-08 Doug Kwan <dougkwan@google.com>
2766 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2768 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2769 Arm_relobj::scan_section_for_cortex_a8_stubs,
2770 Arm_relobj::do_relocation_section): Instead of calling
2771 Output_section::output_address, use faster
2772 Arm_relobj::simple_input_section_output_address.
2774 2010-02-08 David S. Miller <davem@davemloft.net>
2776 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2777 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2778 relocation helper function.
2780 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2781 just like R_SPARC_GOT{10,13,22}.
2782 (Target_sparc::Scan::local): Likewise.
2783 (Target_sparc::Relocate:relocate): Likewise.
2785 2010-02-06 Ian Lance Taylor <iant@google.com>
2787 * configure.ac: Rewrite targetobjs duplicate removal code to use
2788 only shell constructs.
2789 * configure: Rebuild.
2791 2010-02-05 Doug Kwan <dougkwan@google.com>
2794 * arm.cc (Arm_relobj::section_is_scannable): New method.
2795 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2796 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2798 2010-02-04 Doug Kwan <dougkwan@google.com>
2801 * arm-reloc-property.cc (cstdio): Include.
2802 * configure.ac (targetobjs): Remove duplicates.
2803 * configure: Regenerate.
2804 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2805 big and little endian version for a given address size.
2807 2010-02-03 Doug Kwan <dougkwan@google.com>
2809 * arm-reloc-property.cc
2810 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2812 * arm-reloc-property.h
2813 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2814 New method definition.
2815 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2817 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2819 (GOT_PREL): Change implemented to Y.
2820 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2821 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2822 (Arm_relocate_functions::movw_abs_nc): Remove method.
2823 (Arm_relocate_functions::movt_abs): Ditto.
2824 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2825 (Arm_relocate_functions::thm_movt_abs): Ditto.
2826 (Arm_relocate_functions::movw_rel_nc): Ditto.
2827 (Arm_relocate_functions::movw_rel): Ditto.
2828 (Arm_relocate_functions::movt_rel): Ditto.
2829 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2830 (Arm_relocate_functions:thm_movw_rel): Ditto.
2831 (Arm_relocate_functions:thm_movt_rel): Ditto.
2832 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2833 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2834 New method definitions.
2835 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2836 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2837 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2838 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2839 (Target_arm::Relocate::relocate): Check for non-static or
2840 unimplemented relocation code and exit early. Change calls to
2841 Target_arm::reloc_uses_thumb_bit and
2842 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2843 instead. Refactor code to handle similar relocations to increase
2844 code sharing. Remove check for unsupported relocation code in switch
2846 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2847 relocation property table to find out size. Change error message to
2848 print out the name of a relocation code instead of the numeric value.
2849 (Target_arm::scan_reloc_for_stub): Use relocation property table
2850 instead of calling Target_arm::reloc_uses_thumb_bit().
2852 2010-02-02 Doug Kwan <dougkwan@google.com>
2854 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2855 types of relaxed input section.
2857 2010-02-02 Doug Kwan <dougkwan@google.com>
2859 * Makefile.am (HFILES): Add arm-reloc-property.h.
2861 (TARGETSOURCES): Add arm-reloc-property.cc
2862 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2863 (libgold_a_SOURCES): $(DEFFILES)
2864 * Makefile.in: Regenerate.
2865 * arm-reloc-property.cc: New file.
2866 * arm-reloc-property.h: New file.
2867 * arm-reloc.def: New file.
2868 * arm.cc: Update comments.
2869 (arm-reloc-property.h): New included header.
2870 (arm_reloc_property_table): New global variable.
2871 (Target_arm::do_select_as_default_target): New method definition.
2872 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2873 arm-reloc-property to targ_extra_obj.
2874 * parameters.cc (set_parameters_target): Call
2875 Target::select_as_default_target().
2876 * target.h (Target::select_as_default_target): New method definition.
2877 (Target::do_select_as_default_target): Same.
2879 2010-02-01 Doug Kwan <dougkwan@google.com>
2881 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2882 first_output_text_section_.
2883 (Arm_exidx_fixup::first_output_text_section): New method definition.
2884 (Arm_exidx_fixup::first_output_text_section_): New data member.
2885 (Arm_exidx_fixup::process_exidx_section): Record the first text
2886 output section seen.
2887 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2888 and entsize in output section header.
2890 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2892 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2893 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2894 (Arm_relocate_functions::thm_alu11): New Method.
2895 (Arm_relocate_functions::thm_pc8): New Method.
2896 (Arm_relocate_functions::thm_pc12): New Method.
2897 (Target_arm::Scan::local): Handle the relocations.
2898 (Target_arm::Scan::global): Likewise.
2899 (Target_arm::Relocate::relocate): Likewise.
2900 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2902 2010-01-29 Doug Kwan <dougkwan@google.com>
2904 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2905 of relocation types as ld.
2907 2010-01-29 Doug Kwan <dougkwan@google.com>
2909 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2911 (Arm_relocate_functions::thumb_branch_common): Ditto.
2912 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2913 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2914 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2915 Arm_relocate_functions::jump24): Remove.
2916 (Target_arm::Relocate::relocate): Adjust code to call
2917 Arm_relocation_functions::arm_branch_common and
2918 Arm_relocation_functions::thumb_branch_common instead of their removed
2919 wrappers. Merge switch-cases together to reduce source code size.
2921 2010-01-29 Doug Kwan <dougkwan@google.com>
2923 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2924 output_local_symbol_count_needs_update_.
2925 (Arm_relobj::output_local_symbol_count_needs_update,
2926 Arm_relobj::set_output_local_symbol_count_needs_update,
2927 Arm_relobj::update_output_local_symbol_count): New methods.
2928 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2930 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2931 of pointed function as in a R_ARM_PREL31 relocation.
2932 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2933 for output local symbol count updating.
2934 (Target_arm::do_relax): Update output local symbol counts in objects
2936 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2938 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2940 * arm.cc: Added support for the ARM relocations:
2941 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2942 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2943 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2945 (Arm_relocate_functions::movw_rel): New method.
2946 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2947 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2949 (Arm_relocate_functions::thm_movw_rel): New method.
2950 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2952 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2954 (Target_arm::Scan::global): Likewise.
2955 (Target_arm::Relocate::relocate): Likewise.
2956 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2959 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2961 * arm.cc: Added support for ARM group relocations.
2962 (Target_arm::reloc_needs_sym_origin): New method.
2963 (Arm_relocate_functions::calc_grp_kn): New method.
2964 (Arm_relocate_functions::calc_grp_residual): New method.
2965 (Arm_relocate_functions::calc_grp_gn): New method.
2966 (Arm_relocate_functions::arm_grp_alu): New Method.
2967 (Arm_relocate_functions::arm_grp_ldr): New Method.
2968 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2969 (Arm_relocate_functions::arm_grp_ldc): New Method.
2970 (Target_arm::Scan::local): Handle the ARM group relocations.
2971 (Target_arm::Scan::global): Likewise.
2972 (Target_arm::Relocate::relocate): Likewise.
2973 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2976 2010-01-26 Doug Kwan <dougkwan@google.com>
2978 * arm.cc (set): Include.
2979 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2981 (Arm_output_section::Text_section_list): New type.
2982 (Arm_output_section::append_text_sections_to_list): New method.
2983 (Arm_output_section::fix_exidx_coverage): Ditto.
2984 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2985 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2986 Relobj::set_section_offset() instead of
2987 Sized_relobj::invalidate_section_offset().
2988 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2989 parameter for section headers. Ignore relocation sections for
2990 unallocated sections and EXIDX sections.
2991 (Target_arm::fix_exidx_coverage): New method.
2992 (Target_arm::output_section_address_less_than): New type.
2993 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2994 linked text section instead of the EXIDX section.
2995 (Arm_output_section::create_stub_group): Add an assertion to check
2996 that this is not an EXIDX output section.
2997 (Arm_output_section::append_text_sections_to_list): New method.
2998 (Arm_output_section::fix_exidx_coverage): Ditto.
2999 (Arm_relobj::scan_sections_for_stubs): Adjust call to
3000 Arm_relobj::section_needs_reloc_stub_scanning.
3001 (Target_arm::do_relax): Fix EXIDX output section coverage in the
3003 (Target_arm::fix_exidx_coverage): New method.
3004 * object.h (Relobj::set_output_section): New method.
3005 (Sized_relobj::invalidate_section_offset): Remove method.
3006 (Sized_relobj::do_invalidate_section_offset): Remove method.
3007 (Sized_relobj::do_set_section_offset): Handle offset value -1.
3009 2010-01-25 Doug Kwan <dougkwan@google.com>
3011 * arm.cc (Arm_exidx_merged_section::do_output_offset):
3012 Fix warning due to signed and unsigned comparison on a 32-bit host.
3014 2010-01-22 Doug Kwan <dougkwan@google.com>
3016 * arm.cc (Target_arm::do_relax): Record an output section for section
3017 offset adjustment it contains any stub table that has changed.
3018 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
3019 offsets in an output section if necessary.
3020 * output.cc (Output_section::Output_section): Initialize
3021 section_offsets_need_adjustments_.
3022 (Output_section::add_input_section_for_script): Renamed to
3023 Output_section::add_simple_input_section.
3024 (Output_section::save_states): Add a comment.
3025 (Output_section::discard_states): New method defintion.
3026 (Output_section::adjust_section_offsets): Same.
3027 * output.h (Output_section::add_input_section_for_script): Renamed to
3028 Output_section::add_simple_input_section.
3029 (Output_section::discard_states): New method declaration.
3030 (Output_section::adjust_section_offsets): Same.
3031 (Output_section::section_offsets_need_adjustment,
3032 Output_section::set_section_offsets_need_adjustment): New method
3034 (Output_section::section_offsets_need_adjustment_): New data member.
3035 * script-sections.cc
3036 (Output_section_element_input::set_section_address): Adjust code for
3037 renaming of Output_section::add_input_section_for_script.
3038 (Orphan_output_section::set_section_address): Same.
3040 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3042 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
3043 Fix_v4bx enum values .
3044 * gold/options.h (General_options): New option definitions.
3045 (General_options::fix_v4bx): New method.
3046 (General_options::Fix_v4bx): New enum.
3047 * gold/options.cc (General_options::parse_fix_v4bx): New method.
3048 (General_options::parse_fix_v4bx_interworking): New method.
3050 2010-01-22 Doug Kwan <dougkwan@google.com>
3052 * arm.cc (Arm_exidx_fixup): New class.
3054 2010-01-21 Doug Kwan <dougkwan@google.com>
3056 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
3058 (Arm_exidx_section_offset_map): New type.
3060 2010-01-21 Doug Kwan <dougkwan@google.com>
3062 * arm.cc (Arm_exidx_input_section): New class.
3063 (Arm_relobj::exidx_input_section_by_link,
3064 Arm_relobj::exidx_input_section_by_shndx,
3065 Arm_relobj::make_exidx_input_section): New methods.
3066 (read_arm_attributes_section): Remove.
3067 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
3068 information about them.
3069 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
3072 2010-01-20 Doug Kwan <dougkwan@google.com>
3074 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
3075 Input_section_specifier to Section_id.
3076 (Target_arm::new_arm_input_section: Adjust code for change of key
3078 (Target_arm::find_arm_input_section): Ditto.
3079 * gc.h (object.h): Include for Section_id nand Section_id_hash.
3080 (Section_id): Remove.
3081 (Garbage_collection::Section_id_hash): Remove.
3082 * icf.h (object.h): Include for Section_id nand Section_id_hash.
3083 (Section_id): Remove.
3084 (Icf::Section_id_hash): Remove.
3085 * object.h (Section_id, Const_section_id, Section_id_hash,
3086 Const_section_id_hash): New type definitions.
3087 * output.cc (Output_section::add_relaxed_input_section): Change to
3088 use Const_section_id instead of Input_section_specifier as key type.
3089 (Output_section::add_merge_input_section): Ditto.
3090 (Output_section::build_relaxation_map): Change to use Section_id
3091 instead of Input_section_specifier as key type.
3092 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
3094 (Output_section::convert_input_sections_to_relaxed_sections): Change
3095 to use Const_section_id instead of Input_section_specifier as key type.
3096 (Output_section::find_merge_section): Ditto.
3097 (Output_section::find_relaxed_input_section): Ditto.
3098 * output.h (Input_section_specifier): Remove class.
3099 (Output_section::Output_section_data_by_input_section_map): Change
3100 key type to Const_section_id.
3101 (Output_section::Output_relaxed_input_section_by_input_section_map):
3103 (Output_section::Relaxation_map): Change key type to Section_id.
3105 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3107 * gold/arm.cc: Added support for R_ARM_V4BX relocation
3108 (class Arm_v4bx_stub): New class.
3109 (DEF_STUBS): Updated definition to support v4_veneer_bx.
3110 (Stub_factory::make_arm_v4bx_stub): New method.
3111 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
3112 (Stub_table::empty): Handle v4bx stubs.
3113 (Stub_table::add_arm_v4bx_stub): New method.
3114 (Stub_table::find_arm_v4bx_stub): New method.
3115 (Arm_relocate_functions::v4bx): New method.
3116 (Target_arm::fix_v4bx): New method.
3117 (Target_arm::Target_arm): Handle R_ARM_V4BX.
3118 (Stub_table::relocate_stubs): Likewise.
3119 (Stub_table::do_write): Likewise.
3120 (Stub_table::update_data_size_and_addralign): Likewise.
3121 (Stub_table::finalize_stubs): Likewise.
3122 (Target_arm::Scan::local): Likewise.
3123 (Target_arm::Scan::global): Likewise.
3124 (Target_arm::do_finalize_sections): Likewise.
3125 (Target_arm::Relocate::relocate): Likewise.
3126 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3128 (Target_arm::scan_reloc_for_stub): Likewise.
3129 (Target_arm::scan_reloc_section_for_stubs): Likewise.
3131 2010-01-19 Ian Lance Taylor <iant@google.com>
3133 * output.cc (Output_section_headers::do_sized_write): Write large
3134 segment count to sh_info field.
3135 (Output_file_header::do_sized_write): For large segment count,
3136 write PN_XNUM to e_phnum field.
3138 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3140 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
3141 (Arm_relocate_functions::thm_jump8): New function.
3142 (Arm_relocate_functions::thm_jump11): New function.
3143 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
3145 (Target_arm::Scan::global): Likewise.
3146 (Target_arm::Relocate::relocate): Likewise.
3147 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
3150 2010-01-14 Doug Kwan <dougkwan@google.com>
3152 * arm.cc (map, utility): Include headers.
3153 (Target_arm::apply_cortex_a8_workaround): New method.
3154 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
3155 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
3156 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
3157 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
3158 the --[no-]fix-cortex-a8 command line options.
3159 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3160 (Target_arm::relocate_stub): Use addend in instruction template.
3161 * options.h (DEFINE_bool): Set the user-set flag.
3162 (General_options): Add --[no-]-fix-cortex options.
3163 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3164 : Update fast look-up map after conversion.
3166 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3168 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3169 in the first pass of do_layout.
3171 2010-01-13 Doug Kwan <dougkwan@google.com>
3173 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3174 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3175 apparent compiler problem of not folding static constant integral
3176 data members of elfcpp::Elf_sizes<32>.
3178 2010-01-13 Doug Kwan <dougkwan@google.com>
3180 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3181 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3182 Arm_relobj::scan_section_for_cortex_a8_erratum,
3183 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3184 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3185 sections to scan for relocation stubs into a new method
3186 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3187 relocation and Cortex-A8 stub scanning.
3188 (Target_arm::do_relax): Force stubs to be after stubbed sections
3189 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3190 the beginning of a new relaxation pass. Update a comment.
3191 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3193 2010-01-12 Ian Lance Taylor <iant@google.com>
3195 * target-reloc.h (visibility_error): New inline function.
3196 (relocate_section): Call visibility_error.
3197 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3198 (MOSTLYCLEANFILES): Likewise.
3199 (protected_4_pic.o, protected_3.err): New targets.
3200 * testsuite/protected_4.cc: New file.
3202 2010-01-12 Doug Kwan <dougkwan@google.com>
3204 * arm.cc (Cortex_a8_reloc): New class.
3205 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3206 and cortex_a8_relocs_info_.
3207 (Target_arm::fix_cortex_a8): New method definition.
3208 (Target_arm::Cortex_a8_relocs_info): New type.
3209 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3210 New data member declarations.
3211 (Target_arm::scan_reloc_for_stub): Record information about
3212 relocations for THUMB branches that might be exempted from the
3213 Cortex-A8 workaround.
3214 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3215 at the beginning of a relaxation pass.
3217 2010-01-12 Doug Kwan <dougkwan@google.com>
3219 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3220 (Arm_relobj::Mapping_symbol_position,
3221 Arm_reloj::Mapping_symbol_position_less,
3222 Arm_relobj::Mapping_symbols_info): New types.
3223 (Target_arm::is_mapping_symbol_name): New method definition.
3224 (Arm_relobj::do_count_local_symbols): Save information about mapping
3227 2010-01-11 Doug Kwan <dougkwan@google.com>
3229 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3230 Arm_relocate_functions::thumb32_branch_upper,
3231 Arm_relocate_functions::thumb32_branch_lower,
3232 Arm_relocate_functions::thumb32_cond_branch_offset,
3233 Arm_relocate_functions::thumb32_cond_branch_upper,
3234 Arm_relocate_functions::thumb32_cond_branch_lower,
3235 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3236 branch offset encoding.
3237 (Arm_relocate_functions::thumb_branch_common): Use new branch
3238 offset encoding methods to avoid code duplication.
3239 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3240 (Stub_addend_reader::operator()): Use new branch encoding method
3241 to avoid code duplication.
3243 2010-01-11 Doug Kwan <dougkwan@google.com>
3245 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3246 (Target_arm::do_finalize_sections): Define special EXIDX section
3247 symbols only if referenced.
3248 * gc.h (Garbage_collection::add_reference): New method.
3249 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3252 2010-01-11 Ian Lance Taylor <iant@google.com>
3254 * script.cc (Version_script_info::build_expression_list_lookup):
3255 Change complaing about duplicate wildcard match from error to
3258 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3260 (Version_script_info::Version_script_info): Initialize globs_,
3261 default_version_, default_is_global_, and exact_. Don't
3262 initialize globals_ or locals_.
3263 (Version_script_info::build_lookup_tables): Build local symbols
3265 (Version_script_info::unquote): New function.
3266 (Version_script_info::add_exact_match): New function.
3267 (Version_script_info::build_expression_list_lookup): Remove lookup
3268 parameter. Add is_global parameter. Change all callers. Handle
3269 wildcard pattern specially. Unquote pattern. Call
3271 (Version_script_info::get_name_to_match): New function.
3272 (Version_script_info::get_symbol_version): New function.
3273 (Version_script_info::get_symbol_version_helper): Remove.
3274 (Version_script_info::check_unmatched_names): Call unquote.
3275 * script.h (class Version_script_info): Change get_symbol_version
3276 to be non-inline and add is_global parameter; change all callers.
3277 Rewrite symbol_is_local. Update declarations. Define struct
3278 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3279 Remove globals_ and locals_ members. Add exact_, globs_,
3280 default_version_, is_global_.
3281 (Version_script_info::Glob): Remove pattern, add expression and
3282 is_global. Update constructor. Change all callers.
3283 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3285 (Versions::symbol_section_contents): If a symbol is undefined, or
3286 defined in a dynamic object, set the version index to
3288 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3290 (Symbol_table::add_from_pluginobj): Likewise.
3291 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3293 2010-01-11 Doug Kwan <dougkwan@google.com>
3295 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3296 (incremental_dump_LDADD): Add linking option for libintl.
3297 * Makefile.in: Regenerate.
3299 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3302 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3304 * testsuite/Makefile.in: Regenerated.
3306 2010-01-10 Doug Kwan <dougkwan@google.com>
3308 * options.h (DEFINE_var): Use parentheses around argument varname__
3309 in macro body to avoid any unintended subsequent substitutions.
3311 2010-01-10 Ian Lance Taylor <iant@google.com>
3313 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3314 candidates before doing symbol resolution.
3316 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3317 ODR candidates if only one is weak.
3319 2010-01-08 Ian Lance Taylor <iant@google.com>
3321 * script.cc (Version_script_info::build_expression_list_lookup):
3322 Don't warn about ambiguous version, just record the ambiguity.
3323 (Version_script_info::get_symbol_version_helper): Give error if
3324 version is ambiguous.
3326 2010-01-08 Doug Kwan <dougkwan@google.com>
3328 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3329 prev_data_size_ and prev_addralign_. Remove initializer for
3330 deleted data member has_been_changed_.
3331 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3332 to determine if the table is empty.
3333 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3335 (Stub_table::add_reloc_stub): Define method in class definition
3336 instead of just declaring it there.
3337 (Stub_table::add_cortex_a8_stub): New method definition.
3338 (Stub_table::update_data_size_and_addralign): Ditto.
3339 (Stub_table::finalize_stubs): Ditto.
3340 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3341 (Stub_table::do_addralign_): Return address alignment in the
3342 (Stub_table::do_reset_address_and_file_offset): Define method in
3343 class definition instead of declaring it there. Set current data
3344 size to be the data size of the previous pass.
3345 (Stub_table::set_final_data_size): Use current data size as the
3347 (Stub_table::relocate_stub): Change parameter type of stub from
3348 Reloc_stub pointer to Stub pointer.
3349 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3350 (Stub_table::Cortex_a8_stub_list): New typedef.
3351 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3352 Stub_table::prev_addralign_): New data member.
3353 (Arm_relobj::Arm_relobj): Initialize data member
3354 section_has_cortex_a8_workaround_.
3355 (Arm_relobj::section_has_cortex_a8_workaround,
3356 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3358 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3360 (Target_arm::relocate_stub): Change parameter type of stub from
3361 Reloc_stub pointer to Stub pointer.
3362 (Insn_template::size, Insn_template::alignment): Handle
3363 THUMB16_SPECIAL_TYPE.
3364 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3365 Stub_table::update_data_size_and_addralign,
3366 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3368 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3369 (Stub_table::do_write): Ditto.
3370 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3372 2010-01-08 Ian Lance Taylor <iant@google.com>
3375 * symtab.h (class Symbol): Remove fields is_target_special_ and
3376 has_plt_offset_. Add field is_defined_in_discarded_section_.
3377 (Symbol::is_defined_in_discarded_section): New function.
3378 (Symbol::set_is_defined_in_discarded_section): New function.
3379 (Symbol::has_plt_offset): Rewrite.
3380 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3381 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3382 Don't initialize is_target_special_ or has_plt_offset_.
3383 Initialize is_defined_in_discarded_section_.
3384 (Symbol_table::add_from_relobj): If appropriate, set
3385 is_defined_in_discarded_section.
3386 * resolve.cc (Symbol::override_base_with_special): Don't test
3387 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3388 * target-reloc.h (relocate_section): Do special handling for
3389 symbols defined in discarded sections for global symbols as well
3392 2010-01-08 Ian Lance Taylor <iant@google.com>
3394 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3395 the SHT_SYMTAB case.
3397 2010-01-08 Ian Lance Taylor <iant@google.com>
3399 * object.cc (Sized_relobj::do_layout): Don't get confused if
3400 layout_eh_frame returns NULL.
3402 2010-01-08 Ian Lance Taylor <iant@google.com>
3405 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3406 dynamic symbol table, use the normal symbol table.
3407 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3410 2010-01-08 Ian Lance Taylor <iant@google.com>
3413 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3416 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3418 * version.cc (print_version): Change to "Copyright 2010".
3420 2010-01-08 Ian Lance Taylor <iant@google.com>
3424 * i386.cc (class Target_i386): Change return type of plt_section
3426 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3427 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3428 tls_desc_rel_ field.
3429 (Output_data_plt_i386::rel_tls_desc): New function.
3430 (Target_i386::rel_tls_desc_section): New function.
3431 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3432 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3433 R_386_TLS_DESC reloc in rel_tls_desc_section.
3434 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3435 Define struct Tlsdesc_info.
3436 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3437 (Target_x86_64::do_reloc_symbol_index): New function.
3438 (Target_x86_64::add_tlsdesc_info): New function.
3439 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3440 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3442 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3444 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3445 (Target_x86_64::rela_tlsdesc_section): New function.
3446 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3448 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3449 (Target_x86_64::do_reloc_addend): New function.
3450 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3451 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3452 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3453 (Output_reloc::type): New function.
3454 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3455 (Output_reloc::is_target_specific): New function.
3456 (Output_reloc::target_arg): New function.
3457 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3458 absolute relocs and target specific relocs.
3459 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3460 add_target_specific.
3461 (class Output_data_reloc) [SHT_RELA]: Likewise.
3462 * output.cc (Output_reloc::Output_reloc): Add four new versions
3463 for absolute relocs and target specific relocs.
3464 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3465 (Output_reloc::get_symbol_index): Likewise.
3466 (Output_reloc::local_section_offset): Check that local_sym_index_
3467 is not TARGET_CODE or 0.
3468 (Output_reloc::symbol_value): Likewise.
3469 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3471 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3472 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3474 * layout.cc (add_target_dynamic_tags): Use output section for
3475 DT_PLTRELSZ and DT_JMPREL.
3477 2010-01-07 Ian Lance Taylor <iant@google.com>
3480 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3482 (class Output_data_reloc_generic): Define.
3483 (class Output_data_reloc_base): Change base class to
3484 Output_data_reloc_generic. Change add() method to call
3485 bump_relative_reloc_count for a relative reloc. Remove
3487 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3489 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3490 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3492 * layout.h (class Layout): Update declaration.
3494 2010-01-07 Ian Lance Taylor <iant@google.com>
3496 * output.h (class Output_data): Add const version of
3497 output_section and do_output_section.
3498 (class Output_section_data): Add const version of
3500 (class Output_section): Likewise.
3501 * layout.cc (Layout::add_target_dynamic_tags): New function.
3502 * layout.h (class Layout): Update declarations.
3503 * arm.cc (Target_arm::do_finalize_sections): Use
3504 add_target_dynamic_tags.
3505 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3506 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3507 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3508 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3510 2010-01-07 Ian Lance Taylor <iant@google.com>
3513 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3516 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3517 Ian Lance Taylor <iant@google.com>
3520 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3521 Xindex::read_symtab_xindex.
3523 2010-01-07 Doug Kwan <dougkwan@google.com>
3525 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3526 (Insn_template::thumb16_bcond_insn): New method declaration.
3527 (Insn_template): Fix spelling.
3528 (Stub::thumb16_special): New method declaration.
3529 (Stub::do_write): Define virtual method which was previously pure
3531 (Stub::do_thumb16_special): New method declaration.
3532 (Stub::do_fixed_endian_write): New template member.
3533 (Reloc_stub::do_write): Remove.
3534 (Reloc_stub::do_fixed_endian_write): Remove.
3535 (Cortex_a8_stub): New class definition.
3536 (Stub_factory::make_cortex_a8_stub): New method definition.
3537 (Stub_factory::Stub_factory): Add missing static storage class
3538 qualifier for elf32_arm_stub_a8_veneer_blx.
3540 2010-01-07 Ian Lance Taylor <iant@google.com>
3543 * options.h (class General_options): Add --warn-unresolved-symbols
3544 and --error-unresolved-symbols.
3545 * errors.cc (Errors::undefined_symbol): Implement
3546 --warn-unresolved-symbols.
3548 * options.h (class General_options): Add -z text and -z textoff.
3549 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3551 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3553 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3554 (Garbage_collection::cident_sections): New function.
3555 (Garbage_collection::add_cident_section): New function.
3556 (Garbage_collection::cident_sections_): New member.
3557 (gc_process_relocs): Add references to sections whose names are C
3559 * gold.h (cident_section_start_prefix): New constant.
3560 (cident_section_stop_prefix): New constant.
3561 (is_cident): New function.
3562 * layout.cc (Layout::define_section_symbols): Replace string constants
3563 with the newly defined constants.
3564 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3566 * testsuite/Makefile.am: Add gc_orphan_section_test.
3567 * testsuite/Makefile.in: Regenerate.
3568 * testsuite/gc_orphan_section_test.cc: New file.
3569 * testsuite/gc_orphan_section_test.sh: New file.
3571 2010-01-06 Ian Lance Taylor <iant@google.com>
3574 * options.h (class General_options): Add --warn-shared-textrel.
3575 * layout.cc (Layout::finish_dynamic_section): Implement
3576 --warn-shared-textrel.
3579 * options.h (class General_options): Add --warn-multiple-gp.
3581 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3583 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3584 $(THREADSLIB) and $(LIBDL).
3585 * Makefile.in: Rebuild.
3587 2010-01-06 Ian Lance Taylor <iant@google.com>
3590 * options.cc (General_options::parse_section_start): New function.
3591 (General_options::section_start): New function.
3592 (General_options::General_options): Initialize all members.
3593 * options.h: Include <map>
3594 (class General_options): Add --section-start. Add section_starts_
3596 * layout.cc (Layout::attach_allocated_section_to_segment): If
3597 --section-start was used, set the address of the segment. Remove
3598 local sort_sections.
3599 (Layout::relaxation_loop_body): If the address of the load segment
3600 has been set by --section-start, don't use it.
3601 * output.h (Output_segment::update_flags_for_output_section): New
3603 * output.cc (Output_segment::add_output_section): Call
3604 update_flags_for_output_section.
3606 2010-01-05 Ian Lance Taylor <iant@google.com>
3609 * options.h (class General_options): Add --undefined-version.
3610 * script.cc (struct Version_expression): Add was_matched_by_symbol
3612 (Version_script_info::matched_symbol): New function.
3613 (Version_script_info::get_symbol_version_helper): Call
3615 (Version_script_info::check_unmatched_names): New function.
3616 * script.h (class Version_script_info): Update declarations.
3617 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3619 * options.h (class General_options): Use DEFINE_bool_alias for
3620 allow_multiple_definition.
3621 * resolve.cc (Symbol_table::should_override): Don't test
3622 allow_multiple_definition.
3625 * options.h (class General_options): Add --cref.
3626 * main.cc (main): Print cref table if --cref. Don't close mapfile
3627 until after printing cref table.
3628 * cref.cc: Include "symtab.h".
3629 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3630 (Cref_table_compare::operator()): New function.
3631 (Cref_inputs::gather_cref): New function.
3632 (filecol): New static const.
3633 (Cref_inputs::print_cref): New function.
3634 (Cref::print_cref): New function.
3635 * cref.h: Include <cstdio>.
3636 (class Cref): Update declarations.
3637 * mapfile.h (Mapfile::file): New function.
3638 * object.h (class Object): Define Symbols. Declare virtual
3639 do_get_global_symbols.
3640 (Object::get_global_symbols): New function.
3641 * object.cc (Input_objects::add_object): Pass object to cref_ if
3643 (Input_objects::archive_start): Likewise.
3644 (Input_objects::archive_stop): Likewise.
3645 (Input_objects::print_cref): New function.
3646 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3647 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3649 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3651 * plugin.h (class Sized_pluginobj): Update declarations.
3653 2010-01-05 Ian Lance Taylor <iant@google.com>
3655 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3656 to is_default_version. Rename insdef to insdefault.
3657 (Symbol_table::add_from_relobj): Rename def to is_default_version
3658 and local to is_forced_local.
3659 (Symbol_table::add_from_pluginobj): Likewise.
3660 (Symbol_table::add_from_dynobj): Likewise.
3661 (Symbol_table::define_special_symbol): Rename insdef to
3664 2010-01-04 Ian Lance Taylor <iant@google.com>
3667 * options.h (class General_options): Add
3668 --allow-multiple-definition and -z muldefs.
3669 * resolve.cc (Symbol_table::should_override): Don't warn about a
3670 multiple symbol definition if --allow-multiple-definition or -z
3674 * options.h (class General_options): Add --add-needed and
3675 --copy-dt-needed-entries. Tweak --as-needed help entry.
3676 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3677 error if --copy-dt-needed-entries aka --add-needed is used and
3678 would cause a change in behaviour.
3681 * options.h (class General_options): Add -G as a short version of
3682 --shared. Add no-op options -assert, -g, and -i.
3684 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3686 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3687 check for .text or .gnu.linkonce.t sections.
3688 * icf.cc (Icf::find_identical_sections): Ditto.
3689 Change the detection for mangled function name within the section
3691 * icf.h (is_section_foldable_candidate): New function.
3693 2009-12-30 Ian Lance Taylor <iant@google.com>
3696 * options.h (class General_options): Permit two dashes with
3697 --retain-symbols-file.
3699 2009-12-30 Ian Lance Taylor <iant@google.com>
3702 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3703 don't put the file header and segment headers in the text
3707 * common.cc (Sort_commons::operator()): Stabilize sort when both
3709 (Symbol_table::do_allocate_commons_list): When allocating common
3710 symbols, skip a symbol which is no longer common.
3711 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3712 an object before checking its type.
3713 * testsuite/common_test_2.c: New file.
3714 * testsuite/common_test_3.c: New file.
3715 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3716 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3717 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3718 (common_test_2_pic.o, common_test_2.so): New targets.
3719 (common_test_3_pic.o, common_test_3.so): New targets.
3720 * testsuite/Makefile.in: Rebuild.
3723 * script.cc (read_input_script): If we see a new SECTIONS clause,
3724 and we have added an input section, give an error.
3725 * layout.h (class Layout): Add have_added_input_section function.
3726 Add have_added_input_section_ field.
3727 * layout.cc (Layout::Layout): Initialize
3728 have_added_input_section_.
3729 (Layout::layout): Set have_added_input_section_.
3730 (Layout::layout_eh_frame): Likewise.
3732 2009-12-30 Ian Lance Taylor <iant@google.com>
3735 * options.h (class General_options): Add --sort-common option.
3736 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3737 * common.cc (Sort_common): Add sort_order parameter to
3738 constructor. Add sort_order_ field.
3739 (Sort_commons::operator): Check sort_order_.
3740 (Symbol_table::allocate_commons): Determine the sort order.
3741 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3743 (Symbol_table::do_allocate_commons_list): Likewise.
3745 2009-12-30 Ian Lance Taylor <iant@google.com>
3748 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3749 symbols from this object, don't change the visibility of an
3751 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3753 2009-12-30 Ian Lance Taylor <iant@google.com>
3756 * script.h (class Version_script_info): Define Language enum.
3757 Update declarations. Define Glob, Exact, and Lookup types. Add
3758 new fields globals_, locals_, and is_finalized_.
3759 * script.cc: Various formatting fixes.
3760 (class Parser_closure): Change language_stack_ from a vector of
3761 std::string to one of Version_script_info::Language. Adjust all
3763 (class Lazy_demangler): Remove.
3764 (struct Version_expression): Change language from std::string to
3765 Version_script_info::Language.
3766 (Version_script_info::Version_script_info): New function.
3767 (Version_script_info::~Version_script_info): Don't call clear.
3768 (Version_script_info::finalize): New function.
3769 (Version_script_info::build_lookup_tables): New function.
3770 (Version_script_info::build_expression_list_lookup): New
3772 (Version_script_info::get_symbol_version_helper): Rewrite to use
3774 (Version_script_info::print_expression_list): Adjust to use
3775 Version_script_info::Language.
3776 (script_push_lex_into_version_mode): Check that the version script
3777 has not been finalized.
3778 (version_script_push_lang): Change language string to
3779 Version_script_info::Language.
3780 * options.cc (Command_line::version_script): New function.
3781 * options.h (class General_options): Add finalize_dynamic_list
3782 function. Change version_script from declaration to definition.
3783 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3784 * testsuite/version_script.map: Remove duplicate def of foo.
3785 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3787 * testsuite/Makefile.in: Rebuild.
3789 2009-12-30 Ian Lance Taylor <iant@google.com>
3792 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3793 if the input symbol index is 0, make the output symbol index 0.
3795 2009-12-30 Ian Lance Taylor <iant@google.com>
3798 * options.h (class General_options): Add -x/--discard-all.
3799 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3800 --discard-all. If the local symbol needs a dynamic entry, check
3801 that before handling --discard-locals.
3803 2009-12-30 Ian Lance Taylor <iant@google.com>
3806 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3808 (Output_segment::add_output_section): Don't change the flags if
3812 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3813 GNU hash table if they need a dynamic value. Otherwise, don't add
3814 them if they are defined in a dynamic object or are forced local.
3816 2009-12-29 Ian Lance Taylor <iant@google.com>
3819 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3820 .gnu.hash table for a 32-bit target.
3823 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3824 regular and a dynamic object only needs a dynamic symbol table
3825 entry if it is externally visible.
3828 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3829 constructor. Add global_offset_table_ field.
3830 (Target_i386::got_section): Set global_offset_table_.
3831 (Target_i386::do_finalize_sections): Set global_offset_table_
3833 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3834 in constructor. Add global_offset_table_ field.
3835 (Target_x86_64::got_section): Set global_offset_table_.
3836 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3839 * layout.cc (Layout::Layout): Initialize increase_relro_.
3840 (Layout::get_output_section): Add is_relro, is_last_relro, and
3841 is_first_non_relro parameters. Change all callers.
3842 (Layout::choose_output_section): Likewise.
3843 (Layout::add_output_section_data): Likewise.
3844 (Layout::make_output_section): Likewise.
3845 (Layout::set_segment_offsets): Clear increase_relro when using a
3847 * layout.h (class Layout): Add increase_relro method. Add
3848 increase_relro_ field. Update declarations.
3849 * output.cc (Output_section::Output_section): Initialize
3850 is_last_relro_ and is_first_non_relro_.
3851 (Output_segment::add_output_section): Group relro sections is
3852 do_sort is true. Handle is_last_relro and is_first_non_relro.
3853 (Output_segment::maximum_alignment): Remove relro handling.
3854 (Output_segment::set_section_addresses): Add increase_relro
3855 parameter. Change all callers. Add initial alignment to align
3856 relro sections on separate page. Remove old relro handling.
3857 (Output_segment::set_section_list_addresses): Remove in_relro
3858 parameter. Change all callers.
3859 (Output_segment::set_offset): Add increase parameter. Change all
3860 callers. Remove old relro handling.
3861 * output.h (class Output_section): Add new methods: is_last_relro,
3862 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3863 Add is_last_relro_ and is_first_non_relro_ fields.
3864 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3865 Create separate .got.plt section. Call increase_relro.
3866 * x86_64.cc (Target_x86_64::got_section): Likewise.
3867 * testsuite/relro_script_test.t: Add .got.plt.
3870 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3871 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3872 (Layout::finalize): Call set_dynamic_symbol_size.
3873 (Layout::set_dynamic_symbol_size): New function.
3874 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3875 set_dynamic_symbol_size.
3878 * output.h (class Output_section): Add is_entsize_zero_ field.
3879 * output.cc (Output_section::Output_section): Initialize
3881 (Output_section::set_entsize): If two different entsizes are
3882 requested, force it to zero.
3883 (Output_section::add_input_section): Set flags for .debug_str
3884 before updating section flags. Set entsize.
3885 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3886 and SHF_STRING if all input sections have those flags.
3888 2009-12-29 Rafael Espindola <espindola@google.com>
3890 * main.cc (main): Fix the sys time reporting.
3891 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3894 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3896 * options.cc (General_options::parse_version): Allow -v to exit
3897 without an error if there is nothing to link.
3899 2009-12-29 Ian Lance Taylor <iant@google.com>
3901 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3902 using a version of gcc before 4.1.
3903 * configure: Rebuild.
3905 2009-12-28 Chris Demetriou <cgd@google.com>
3907 * attributes.cc (Output_attributes_section_data::do_write): Use
3908 std::vector::front rather than std::vector::data.
3910 2009-12-28 Ian Lance Taylor <iant@google.com>
3912 * symtab.h (class Symbol_table): Add enum Defined.
3913 * resolve.cc (Symbol_table::should_override): Add defined
3914 parameter. Change all callers. Test whether object is NULL
3915 before calling a method on it.
3916 (Symbol_table::report_resolve_problem): Add defined parameter.
3918 (Symbol_table::should_override_with_special): Likewise.
3919 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3920 parameter. Change all callers.
3921 (Symbol_table::do_define_in_output_data): Likewise.
3922 (Symbol_table::define_in_output_segment): Likewise.
3923 (Symbol_table::do_define_in_output_segment): Likewise.
3924 (Symbol_table::define_as_constant): Likewise.
3925 (Symbol_table::do_define_as_constant): Likewise.
3926 * script.h (class Symbol_assignment): Add is_defsym parameter to
3927 constructor; change all callers.
3928 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3929 parameter. Change all callers. Add is_defsym_ field.
3930 (class Parser_closure): Add parsing_defsym parameter to
3931 constructor; change all callers. Add parsing_defsym accessor
3932 function. Add parsing_defsym_ field.
3934 2009-12-28 Ian Lance Taylor <iant@google.com>
3936 * gold.cc (queue_middle_tasks): Fix formatting.
3937 * object.cc (Relobj::is_section_name_included): Likewise.
3939 2009-12-23 Ian Lance Taylor <iant@google.com>
3941 * i386.cc (Target_i386::do_calls_non_split): Recognize
3942 -fsplit-stack prologue for a function with a static chain.
3943 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3944 -fsplit-stack prologue when using %r11.
3946 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3948 * options.cc (General_options::parse_version): Make -v continue and do
3949 the link like GNU ld does.
3951 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3953 * Makefile.am (CCFILES): Add timer.cc.
3954 (HFILES): Add timer.h.
3955 * configure.ac: Check for sysconf and times.
3956 * main.cc: include timer.h.
3957 (main): Use Timer instead of get_run_time.
3960 * workqueue.cc: include timer.h.
3961 (Workqueue::find_and_run_task):
3962 Report user, sys and wall time.
3963 * Makefile.in: Regenerate.
3964 * config.in: Regenerate.
3965 * configure: Regenerate.
3967 2009-12-16 Doug Kwan <dougkwan@google.com>
3969 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3971 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3972 relaxed input sections.
3973 * output.cc (Output_section::find_relaxed_input_section): Change
3974 return type to Output_relaxed_input_section pointer. Adjust code
3975 for new type of relaxed_input_section_map_.
3976 * output.h (Output_section::find_relaxed_input_section): Change
3977 return type to Output_relaxed_input_section pointer.
3978 (Output_section::Output_relaxed_input_section_by_input_section_map):
3980 (Output_section::relaxed_input_section_map_): Change type to
3981 Output_section::Output_relaxed_input_section_by_input_section_map.
3982 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3985 2009-12-15 Ian Lance Taylor <iant@google.com>
3987 * layout.cc (Layout::create_shstrtab): Only write out after input
3988 sections if we are compressing debug sections.
3990 2009-12-15 Ian Lance Taylor <iant@google.com>
3992 * archive.cc (Archive::add_symbols): Only look up a symbol without
3993 a version if there is, in fact, a version.
3995 2009-12-14 Ian Lance Taylor <iant@google.com>
3997 Revert -Wshadow changes, all changes from:
3998 2009-12-11 Doug Kwan <dougkwan@google.com>
3999 2009-12-11 Nick Clifton <nickc@redhat.com>
4000 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
4002 2009-12-11 Doug Kwan <dougkwan@google.com>
4004 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
4006 * attributes.cc (Object_attribute::size): Ditto.
4007 (Attributes_section_data::size): Ditto.
4008 (Attributes_section_data::Attributes_section_data): Ditto.
4009 (Output_attributes_section_data::do_write): Ditto.
4010 * attributes.h (Object_attribute::set_type): Ditto.
4011 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
4013 2009-12-11 Nick Clifton <nickc@redhat.com>
4015 * archive.cc: Fix shadowed variable warnings.
4017 * compressed_output.cc: Likewise.
4018 * compressed_output.h: Likewise.
4019 * configure: Likewise.
4020 * dwarf_reader.cc: Likewise.
4021 * dynobj.cc: Likewise.
4022 * dynobj.h: Likewise.
4023 * ehframe.cc: Likewise.
4024 * ehframe.h: Likewise.
4025 * errors.cc: Likewise.
4026 * expression.cc: Likewise.
4027 * fileread.cc: Likewise.
4028 * fileread.h: Likewise.
4029 * freebsd.h: Likewise.
4030 * i386.cc: Likewise.
4032 * incremental.h: Likewise.
4033 * layout.cc: Likewise.
4034 * layout.h: Likewise.
4035 * mapfile.cc: Likewise.
4036 * merge.cc: Likewise.
4037 * merge.h: Likewise.
4038 * object.cc: Likewise.
4039 * object.h: Likewise.
4040 * options.h: Likewise.
4041 * output.cc: Likewise.
4042 * output.h: Likewise.
4043 * parameters.cc: Likewise.
4044 * plugin.cc: Likewise.
4045 * powerpc.cc: Likewise.
4046 * reduced_debug_output.cc: Likewise.
4047 * reduced_debug_output.h: Likewise.
4048 * reloc.cc: Likewise.
4049 * reloc.h: Likewise.
4050 * resolve.cc: Likewise.
4051 * script-sections.cc: Likewise.
4052 * script.cc: Likewise.
4053 * script.h: Likewise.
4054 * sparc.cc: Likewise.
4055 * symtab.cc: Likewise.
4056 * symtab.h: Likewise.
4057 * target-select.cc: Likewise.
4058 * target-select.h: Likewise.
4059 * token.h: Likewise.
4060 * workqueue.cc: Likewise.
4061 * workqueue.h: Likewise.
4062 * x86_64.cc: Likewise.
4064 2009-12-10 Doug Kwan <dougkwan@google.com>
4066 * arm.cc (attributes.h): New include.
4067 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
4068 (Arm_relobj::~Arm_relobj): Delete object pointed by
4069 attributes_section_data_.
4070 (Arm_relobj::attributes_section_data): New method definition.
4071 (Arm_relobj::attributes_section_data_): New data member declaration.
4072 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
4073 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
4074 attributes_section_data_.
4075 (Arm_dynobj::attributes_section_data): New method definition.
4076 (Arm_dynobj::attributes_section_data_): New data member declaration.
4077 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
4078 initialization value of may_use_blx_ to false.
4079 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
4080 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
4081 object attributes to compute results instead of hard-coding.
4082 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
4083 Target_arm::get_secondary_compatible_arch,
4084 Target_arm::set_secondary_compatible_arch
4085 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4086 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
4087 New method declarations.
4088 (Target_arm::get_aeabi_object_attribute): New method definition.
4089 (Target_arm::attributes_section_data_): New data member declaration.
4090 (read_arm_attributes_section): New template definition.
4091 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
4092 (Arm_dynobj::do_read_symbols): Ditto.
4093 (Target_arm::do_finalize_sections): Merge attributes sections from
4094 input. Check for BLX use after attributes section merging.
4095 Fix __exidx_start and __exidx_end visibility. Create an
4096 .ARM.attributes section if necessary.
4097 (Target_arm::get_secondary_compatible_arch,
4098 Target_arm::set_secondary_compatible_arch,
4099 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
4100 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
4101 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
4102 New method definitions.
4104 2009-12-09 Ian Lance Taylor <iant@google.com>
4106 * plugin.cc (Plugin::load): Don't cast from void* to a function
4109 2009-12-09 Ian Lance Taylor <iant@google.com>
4111 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
4114 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
4116 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
4117 Replace two_file_shared_1.so with two_file_shared_2.so.
4118 * testsuite/Makefile.in: Regenerated.
4120 2009-12-08 Doug Kwan <dougkwan@google.com>
4122 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
4123 (HFILES): Add attributes.h and int_encoding.h.
4124 * Makefile.in: Regenerate.
4125 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
4126 function definitions to int_encoding.cc
4127 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
4128 prototypes to int_encoding.h
4129 * reduced_debug_output.cc (int_encoding.h): New include.
4130 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
4131 function definitions to int_encoding.cc
4132 (insert_into_vector, read_from_pointer): Move template definitions to
4134 * attributes.cc: New file.
4135 * attributes.h: New file.
4136 * int_encoding.cc: New file.
4137 * int_encoding.h: New file.
4139 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
4142 * incremental-dump.cc (dump_incremental_inputs): New.
4143 (main): Use dump_incremental_inputs.
4145 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
4148 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
4149 checking elfcpp::STT_FUNC.
4150 (Target_i386::Relocate::relocate): Likewise.
4151 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
4153 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
4154 symbols from shared libraries into normal FUNC symbols.
4156 * symtab.h (Symbol): Add is_func and use it.
4158 2009-12-05 Doug Kwan <dougkwan@google.com>
4160 * arm.cc (Target_arm::arm_info): Initialize new fields
4161 attributes_section and attributes_vendor.
4162 * i386.cc (Target_i386::i386_info): Same.
4163 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4164 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4165 fields attributes_section and attributes_vendor.
4166 * sparc.cc (Target_sparc::sparc_info): Same.
4167 * target.h (Target::attributes_section, Target::attributes_vendor,
4168 Target::is_attributes_section, Target::attribute_arg_type,
4169 Target::attributes_order): New method definitions.
4170 (Target::Target_info::attributes_section,
4171 Target::Target_info::attributes_vendor): New fields.
4172 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4173 virtual method definitions.
4174 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4175 attributes_section and attributes_vendor.
4176 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4178 2009-12-05 Doug Kwan <dougkwan@google.com>
4180 * arm.cc: Update comments about interworking and stub generation.
4181 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4182 considered as non-PIC.
4183 (Arm_relocate_functions::base_abs): Fix formatting.
4184 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4185 of function to use GOT entry address instead of offset.
4186 (Target_arm::Scan::global): Issue an error if a symbol would need a
4187 PLT does not get one because it is untyped. Remove code to create
4188 dynamic symbols for relative branches.
4189 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4190 takes unsigned integer instead of boolean.
4192 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4194 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4195 (two_file_test_LDADD): Likewise.
4196 (common_test_1_LDADD): Likewise.
4197 (exception_test_LDADD) Likewise.
4198 (weak_test_LDADD): Likewise.
4199 (many_sections_test_LDADD): Likewise.
4200 (initpri1_LDADD): Likewise.
4201 (script_test_1_LDADD): Likewise.
4202 (script_test_2_LDADD): Likewise.
4203 (justsyms_LDADD): Likewise.
4204 (binary_test_LDADD): Likewise.
4205 (large_LDADD): Likewise.
4206 * testsuite/Makefile.in: Regenerated.
4208 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4210 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4211 (Symbol_table::override_with_special): Likewise.
4212 (Symbol_table::add_from_object): Likewise.
4214 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4216 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4217 Don't set the data_offset twice.
4219 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4221 * testsuite/Makefile.in: Regenerate.
4223 2009-12-03 Doug Kwan <dougkwan@google.com>
4225 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4226 (Target_arm::do_finalize_sections): Add parameter for symbol table
4227 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4228 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4229 parameter for symbol table pointer.
4230 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4231 an additional parameter for a pointer to symbol table.
4232 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4233 parameter for a symbol table pointer.
4234 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4235 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4237 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4238 parameter for a symbol table pointer.
4240 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4242 * incremental.cc (Incremental_inputs_header)
4243 (Incremental_inputs_header_write, Incremental_inputs_entry)
4244 (Incremental_inputs_entry_write): Move ...
4245 * incremental.h (Incremental_inputs_header)
4246 (Incremental_inputs_header_write, Incremental_inputs_entry)
4247 (Incremental_inputs_entry_write): here.
4249 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4251 * incremental.cc (make_sized_incremental_binary): Set the target.
4252 Error if it is incompatible.
4253 * output.h (Output_file): Add filename method.
4255 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4257 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4258 from the get_* methods.
4260 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4262 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4263 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4264 Write 0 for the data_offset of scripts.
4266 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4268 * testsuite/Makefile.am: Add the incremental_test.sh test.
4269 * testsuite/incremental_test.sh: New.
4270 * testsuite/incremental_test_1.c: New.
4271 * testsuite/incremental_test_2.c: New.
4273 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4275 * incremental-dump.cc (main): Fix typos.
4277 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4280 * incremental-dump.cc (main): Use llu to print 64 bit values.
4282 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4283 H.J. Lu <hongjiu.lu@intel.com>
4285 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4287 (incremental_dump_LDADD): Likewise.
4288 * Makefile.in: Regenerated.
4290 2009-11-25 Doug Kwan <dougkwan@google.com>
4294 2009-11-25 Doug Kwan <dougkwan@google.com>
4296 * arm.cc (Target_arm::Target_arm): Move method definition
4297 outside of class definition. Add code to handle
4298 --target1-rel, --target1-abs and --target2= options.
4299 (Target_arm::get_reloc_reloc_type): Change method to be
4300 non-static and const.
4301 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4302 New data member declaration.
4303 (Target_arm::Scan::local, Target_arm::Scan::global,
4304 Target_arm::Relocate::relocate,
4305 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4306 Adjust call to Target_arm::get_real_reloc_type.
4307 (Target_arm::get_real_reloc_type): Use command line options
4308 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4309 * options.h (--target1-rel, --target1-abs, --target2): New
4312 2009-11-25 Doug Kwan <dougkwan@google.com>
4314 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4315 class definition. Add code to handle --target1-rel, --target1-abs
4316 and --target2= options.
4317 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4319 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4321 (Target_arm::Scan::local, Target_arm::Scan::global,
4322 Target_arm::Relocate::relocate,
4323 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4324 call to Target_arm::get_real_reloc_type.
4325 (Target_arm::get_real_reloc_type): Use command line options to
4326 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4327 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4330 2009-11-25 Doug Kwan <dougkwan@google.com>
4332 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4333 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4334 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4336 (Arm_relocate_functions::thm_call): Replace body with a call to
4337 Arm_relocate_functions::thumb_branch_common.
4338 (Arm_relocate_functions::thm_jump24,
4339 Arm_relocate_functions::thm_xpc22): New method definitions.
4340 (Arm_relocate_functions::thumb_branch_common): New method definition.
4341 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4343 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4344 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4346 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4348 * Makefile.am: Build incremental-dump
4349 * Makefile.in: Regenerate.
4350 * incremental-dump.cc: New.
4351 * incremental.cc (Incremental_inputs_header_data,
4352 Incremental_inputs_entry_data): Move to incremental.h
4353 * incremental.h: (Incremental_inputs_header_data,
4354 Incremental_inputs_entry_data): Move from incremental.cc
4356 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4358 * incremental.cc (Incremental_inputs_header,
4359 Incremental_inputs_header_write, Incremental_inputs_entry,
4360 Incremental_inputs_entry_write): Add a typedef with the data type.
4362 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4364 * incremental.cc (Incremental_inputs_header,
4365 Incremental_inputs_header_write, Incremental_inputs_entry,
4366 Incremental_inputs_entry_write): Update comment about which
4367 type has the filed descriptions.
4369 2009-11-15 Doug Kwan <dougkwan@google.com>
4371 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4372 (Arm_relocate_functions::arm_branch_common): Change method defintion
4373 in class definition to a method declaration and update list of formal
4375 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4376 Arm_relocation_functions::jump24): Adjust call to
4377 Arm_relocate_functions::arm_branch_common. Update list of formal
4379 (Arm_relocate_functions::xpc25): New method definition.
4380 (Arm_relocate_functions::arm_branch_common): Move method defintion
4381 out from class definition. Use stubs for mode-switching and extending
4383 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4384 specially. Change code to enable use of stubs in ARM branches.
4386 2009-11-10 Doug Kwan <dougkwan@google.com>
4388 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4389 in method declaration.
4390 (Target_arm::relocate_stub): New method declaration.
4391 (Target_arm::default_target): Change to return a pointer instead of
4393 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4394 Target_arm::default_target.
4395 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4397 (Target_arm::relocate_section): Adjust view.
4398 (Target_arm::relocate_stub): New method definition.
4400 2009-11-10 Doug Kwan <dougkwan@google.com>
4402 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4404 * incremental.cc (open_incremental_binary): Initialized local
4405 variables to avoid warnings.
4406 * object.cc (make_elf_object): Ditto.
4407 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4410 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4413 * testsuite/plugin_test.c: Include "config.h".
4415 2009-11-09 Doug Kwan <dougkwan@google.com>
4417 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4418 (arm_symbol_value): Remove.
4419 (Arm_relocate_functions::arm_branch_common,
4420 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4421 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4422 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4423 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4424 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4425 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4426 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4427 Arm_relocate_functions::thm_mobw_abs_nc,
4428 Arm_relocate_functions::thm_mov_abs,
4429 Arm_relocate_functions::movw_prel_nc,
4430 Arm_relocate_functions::thm_movt_abs,
4431 Arm_relocate_functions::movt_prel,
4432 Arm_relocate_functions::thm_movw_prel_nc,
4433 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4434 (Target_arm::Relocate::relocate): Only decompose address into two
4435 parts if relocation type uses the thumb-bit and pass the actual
4436 bit instead of a flag indicating that the thumb-bit is used. Adjust
4437 calls to methods in Arm_relocate_functions for this change.
4439 2009-11-08 Ian Lance Taylor <iant@google.com>
4442 * reloc.cc: Instantiate
4443 Sized_relobj::initialize_input_to_output_maps and
4444 Sized_relobj:free_input_to_output_maps.
4446 2009-11-06 Ian Lance Taylor <iant@google.com>
4449 * defstd.cc (in_segment): Set only_if_ref true for "end".
4451 2009-11-06 Doug Kwan <dougkwan@google.com>
4453 * arm.cc (class Reloc_stub): Correct a comment.
4454 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4455 (Target_arm::scan_section_for_stubs): New method declaration.
4456 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4457 Change methods from private to protected.
4458 (Target_arm::do_may_relax): New method definition.
4459 (Target_arm::do_relax, Target_arm::group_sections,
4460 Target_arm::scan_reloc_for_stub,
4461 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4462 (Target_arm::arm_input_section_map_): New data member declaration.
4463 (Target_arm::scan_reloc_for_stub,
4464 Target_arm::scan_reloc_section_for_stubs,
4465 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4466 Target_arm::do_relax): New method definitions.
4468 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4470 * configure.ac: Check for (struct stat)::st_mtim
4471 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4472 * config.in: Regenerate.
4473 * configure: Regenerate.
4475 2009-11-05 Ian Lance Taylor <iant@google.com>
4478 * output.cc (Output_segment::add_output_section): Add missing
4481 2009-11-04 Ian Lance Taylor <iant@google.com>
4484 * object.h (class Object): Add is_needed and set_is_needed
4485 methods. Add is_needed_ field. Make bool fields into bitfields.
4486 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4487 defined in a dynamic object and referenced by a regular object,
4488 set is_needed for the dynamic object.
4489 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4490 if the file is marked with as_needed and it is not needed.
4492 2009-11-04 Ian Lance Taylor <iant@google.com>
4495 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4496 tags if data is discarded by linker script.
4497 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4498 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4499 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4500 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4502 2009-11-04 Ian Lance Taylor <iant@google.com>
4504 * layout.cc (Layout::get_output_section): Add is_interp and
4505 is_dynamic_linker_section parameters. Change all callers.
4506 (Layout::choose_output_section): Likewise.
4507 (Layout::make_output_section): Likewise.
4508 (Layout::add_output_section_data): Add is_dynamic_linker_section
4509 parameter. Change all callers.
4510 * layout.h (class Layout): Update declarations.
4511 * output.h (class Output_section): Add is_interp, set_is_interp,
4512 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4513 Add is_interp_, is_dynamic_linker_section_ fields. Change
4514 generate_code_fills_at_write_ to a bitfield.
4515 * output.cc (Output_section::Output_sections): Initialize new
4517 (Output_segment::add_output_section): Add do_sort parameter.
4520 2009-11-03 Ian Lance Taylor <iant@google.com>
4523 * options.h (class General_options): Add --warn-common.
4524 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4525 merging two common symbols.
4526 (Symbol_table::should_override): Handle --warn-common when merging
4527 a common symbol with a defined symbol. Use report_resolve_problem
4528 for multiple definitions.
4529 (Symbol_table::report_resolve_problem): New function.
4530 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4532 2009-11-03 Doug Kwan <dougkwan@google.com>
4534 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4536 (Target_arm::stub_factory): New method definition.
4537 (Target_arm::new_arm_input_section,
4538 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4539 Target_arm::reloc_uses_thumb_bit): New method declarations.
4540 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4541 New type definitions.
4542 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4543 member declarations.
4544 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4545 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4546 New method definitions.
4548 2009-11-03 Ian Lance Taylor <iant@google.com>
4550 * options.h (class General_options): Add --warn_constructors.
4552 2009-11-03 Ian Lance Taylor <iant@google.com>
4555 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4556 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4558 2009-11-03 Ian Lance Taylor <iant@google.com>
4561 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4562 --msgid-bugs-address.
4563 (install-pdf): New target.
4564 (install-data_yes): Look up one directory to find mkinstalldirs.
4566 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4568 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4571 2009-10-30 Doug Kwan <dougkwan@google.com>
4573 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4575 2009-10-30 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (Stub_addend_reader): New struct template definition
4578 and partial specializations.
4579 (Stub_addend_reader::operator()): New method definition for a
4580 partially specialized template.
4582 2009-10-30 Doug Kwan <dougkwan@google.com>
4584 * arm.cc (Arm_relobj::processor_specific_flags): New method
4586 (Arm_relobj::do_read_symbols): New method declaration.
4587 (Arm_relobj::processor_specific_flags_): New data member declaration.
4588 (Arm_dynobj): New class definition.
4589 (Target_arm::do_finalize_sections): Add input_objects parameter.
4590 (Target_arm::do_adjust_elf_header): New method declaration.
4591 (Target_arm::are_eabi_versions_compatible,
4592 (Target_arm::merge_processor_specific_flags): New method declaration.
4593 (Target_arm::do_make_elf_object): New overloaded method definitions
4595 (Arm_relobj::do_read_symbols): New method definition.
4596 (Arm_dynobj::do_read_symbols): Ditto.
4597 (Target_arm::do_finalize_sections): Add input_objects parameters.
4598 Merge processor-specific flags from all input objects.
4599 (Target_arm::are_eabi_versions_compatible,
4600 Target_arm::merge_processor_specific_flags,
4601 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4602 New method definitions.
4603 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4604 Input_objects pointer type parameter.
4605 * layout.cc (Layout::finalize): Pass input objects to target's.
4606 finalize_sections function.
4607 * output.cc (Output_file_header::do_sized_write): Set ELF file
4608 header's processor-specific flags.
4609 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4610 Input_objects pointer type parameter.
4611 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4612 * target.h (Input_objects): New forward class declaration.
4613 (Target::processor_specific_flags,
4614 Target::are_processor_specific_flags_sect): New method definitions.
4615 (Target::finalize_sections): Add input_objects parameter.
4616 (Target::Target): Initialize processor_specific_flags_ and
4617 are_processor_specific_flags_set_.
4618 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4620 (Target::set_processor_specific_flags): New method definition.
4621 (Target::processor_specific_flags_,
4622 Target::are_processor_specific_flags_set_): New data member
4624 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4625 Input_objects pointer type parameter.
4627 2009-10-30 Doug Kwan <dougkwan@google.com>
4629 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4631 2009-10-28 Ian Lance Taylor <iant@google.com>
4633 * object.h (class Relobj): Drop options parameter from
4634 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4635 do_scan_relocs, do_relocate. Change all callers.
4636 (class Sized_relobj): Drop options parameters from
4637 do_gc_process_relocs, do_scan_relocs, do_relocate,
4638 do_relocate_sections, relocate_sections, emit_relocs_scan,
4639 emit_relocs_scan_reltype. Change all callers.
4640 (struct Relocate_info): Remove options field and all references to
4642 * reloc.h (class Read_relocs): Remove options constructor
4643 parameter and options_ field. Change all callers.
4644 (class Gc_process_relocs, class Scan_relocs): Likewise.
4645 (class Relocate_task): Likewise.
4646 * target-reloc.h (scan_relocs): Remove options parameter. Change
4648 (scan_relocatable_relocs): Likewise.
4649 * target.h (class Sized_target): Remove options parameter from
4650 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4652 * gc.h (gc_process_relocs): Remove options parameter. Change all
4654 * arm.cc: Update functions to remove options parameters.
4655 * i386.cc: Likewise.
4656 * powerpc.cc: Likewise.
4657 * sparc.cc: Likewise.
4658 * x86_64.cc: Likewise.
4659 * testsuite/testfile.cc: Likewise.
4661 2009-10-28 Doug Kwan <dougkwan@google.com>
4663 * arm.cc (Arm_relobj): New class definition.
4664 (Arm_relobj::scan_sections_for_stubs,
4665 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4666 New method definitions.
4668 2009-10-28 Cary Coutant <ccoutant@google.com>
4670 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4671 (Plugin::cleanup_done_): New member.
4672 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4673 (Plugin_manager::cleanup_done_): Remove.
4674 (Plugin_manager::add_input_file): Edit error message.
4675 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4676 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4678 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4680 * fileread.cc: (File_read::View::~View): Use the new
4681 data_ownership_ filed.
4682 (File_read::~File_read): Dispose the new whole_file_view_.
4683 (File_read::open): Mmap the whole file if needed.
4684 (File_read::open): Use whole_file_view_ instead of contents_.
4685 (File_read::find_view): Use whole_file_view_ if applicable.
4686 (File_read::do_read): Use whole_file_view_ instead of contents_.
4687 (File_read::make_view): Use whole_file_view_ instead of contents_,
4688 update File_read::View::View call.
4689 (File_read::find_or_make_view): Update File_read::View::View
4691 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4693 (File_read::View::Data_ownership): New enum.
4694 (File_read::View::View): Replace bool mapped_ with Data_ownership
4696 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4697 (File_read::View::data_ownership_): New field.
4698 (File_read::contents_): Remove (replaced by whole_file_view_).
4699 (File_read::whole_file_view_): New field.
4700 * options.h (class General_options): Add --keep-files-mapped.
4702 2009-10-27 Cary Coutant <ccoutant@google.com>
4704 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4705 * testsuite/Makefile.am (plugin_test_5): New test case.
4706 * testsuite/Makefile.in: Regenerate.
4708 2009-10-25 Doug Kwan <dougkwan@google.com>
4710 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4711 from private to protected to allow access by child class.
4712 (Sized_relobj::do_relocate_sections): New method declaration.
4713 (Sized_relobj::relocate_sections): Virtualize.
4714 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4715 Sized_relobj::relocate_sections. Instantiate template explicitly
4716 for different target sizes and endianity.
4718 2009-10-24 Doug Kwan <dougkwan@google.com>
4720 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4721 (Arm_input_section::as_arm_input_section): New method.
4722 (Arm_output_section): New class definition.
4723 (Arm_output_section::create_stub_group,
4724 Arm_output_section::group_sections): New method definitions.
4726 2009-10-22 Doug Kwan <dougkwan@google.com>
4728 * arm.cc (Arm_input_section): New class definition.
4729 (Arm_input_section::init, Arm_input_section:do_write,
4730 Arm_input_section::set_final_data_size,
4731 Arm_input_section::do_reset_address_and_file_offset): New method
4734 2009-10-21 Doug Kwan <dougkwan@google.com>
4736 * arm.cc (Stub_table, Arm_input_section): New forward class
4738 (Stub_table): New class defintion.
4739 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4740 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4741 New method definition.
4743 2009-10-21 Doug Kwan <dougkwan@google.com>
4745 * arm.cc: Update copyright comments.
4746 (Target_arm): New forward class template declaration.
4747 (Arm_address): New type.
4748 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4749 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4750 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4752 (Insn_template): Same.
4753 (DEF_STUBS): New macro.
4754 (Stub_type): New enum type.
4755 (Stub_template): New class definition.
4758 (Stub_factory): Same.
4759 (Target_arm::Target_arm): Initialize may_use_blx_ and
4760 should_force_pic_veneer_.
4761 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4762 Target_arm::should_force_pic_veneer,
4763 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4764 Target_arm::using_thumb_only, Target_arm:;default_target): New
4766 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4767 New data member declarations.
4768 (Insn_template::size, Insn_template::alignment): New method defintions.
4769 (Stub_template::Stub_template): New method definition.
4770 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4771 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4772 (Stub_factory::Stub_factory): New method definition.
4773 * gold.h (string_hash): New template.
4774 * output.h (Input_section_specifier::hash_value): Use
4776 (Input_section_specifier::string_hash): Remove.
4777 * stringpool.cc (Stringpool_template::string_hash): Use
4780 2009-10-20 Doug Kwan <dougkwan@google.com>
4782 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4783 symbols of relaxed input sections.
4784 * output.h (Output_section::find_relaxed_input_section): Make
4787 2009-10-16 Doug Kwan <dougkwan@google.com>
4789 * dynobj.cc (Versions::Versions): Initialize version_script_.
4790 Only insert base version symbol definition for a shared object
4791 if version script defines any version versions.
4792 (Versions::define_base_version): New method definition.
4793 (Versions::add_def): Check that base version is not needed.
4794 (Versions::add_need): Define base version lazily.
4795 * dynobj.h (Versions::define_base_version): New method declaration.
4796 (Versions::needs_base_version_): New data member declaration.
4797 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4798 (check_DATA): Add no_version_test.stdout.
4799 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4801 * testsuite/Makefile.in: Regenerate.
4802 * testsuite/no_version_test.c: New file.
4803 * testsuite/no_version_test.sh: Ditto.
4805 2009-10-16 Doug Kwan <dougkwan@google.com>
4807 * expression.cc (class Segment_start_expression): New class definition.
4808 (Segment_start_expression::value): New method definition.
4809 (script_exp_function_segment_start): Return a new
4810 Segment_start_expression.
4811 * gold/script-c.h (script_saw_segment_start_expression): New function
4813 * script-sections.cc (Script_sections::Script_sections): Initialize
4814 SAW_SEGMENT_START_EXPRESSION_ to false.
4815 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4816 and -Tbbs options to specify section addresses if given in
4817 command line and no SEGMENT_START expression is seen in a script.
4818 * script-sections.h (Script_sections::saw_segment_start_expression,
4819 Script_sections::set_saw_segment_start_expression): New method
4821 (Script_sections::saw_segment_start_expression_): New data member
4823 * script.cc (script_saw_segment_start_expression): New function.
4824 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4825 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4826 script_test_7.sh and script_test_8.sh.
4827 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4828 script_test_8.stdout.
4829 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4830 (script_test_6, script_test_6.stdout, script_test_7,
4831 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4832 * Makefile.in: Regenerate.
4833 * testsuite/script_test_6.sh: New file.
4834 * testsuite/script_test_6.t: Same.
4835 * testsuite/script_test_7.sh: Same.
4836 * testsuite/script_test_7.t: Same.
4837 * testsuite/script_test_8.sh: Same.
4839 2009-10-16 Doug Kwan <dougkwan@google.com>
4841 * output.cc (Output_segment::set_section_list_address): Cast
4842 expressions to unsigned long long type to avoid format warnings.
4844 2009-10-15 Ian Lance Taylor <iant@google.com>
4846 * script.cc (Script_options::add_symbol_assignment): Always add a
4847 dot assignment to script_sections_.
4848 * script-sections.cc (Script_sections::add_dot_assignment):
4849 Initialize if necessary.
4851 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4852 program headers with no load segment if there is a linker script.
4854 * layout.cc (Layout::set_segment_offsets): Align the file offset
4855 to the segment aligment for -N or -n with no load segment.
4856 * output.cc (Output_segment::add_output_section): Don't crash if
4857 the first section is a TLS section.
4858 (Output_segment::set_section_list_addresses): Print an error
4859 message if the address moves backward in a linker script.
4860 * script-sections.cc
4861 (Output_section_element_input::set_section_addresses): Don't
4862 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4863 (Orphan_output_section::set_section_addresses): Likewise.
4865 2009-10-15 Doug Kwan <dougkwan@google.com>
4867 * layout.cc (Layout::finish_dynamic_section): Generate tags
4868 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4869 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4870 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4872 2009-10-14 Ian Lance Taylor <iant@google.com>
4874 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4876 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4877 data_shdr fields of relinfo.
4878 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4879 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4880 R_386_TLS_LDO_32, adjust based on section flags.
4881 (Target_i386::Relocate::fix_up_ldo): Remove.
4883 2009-10-13 Ian Lance Taylor <iant@google.com>
4885 Add support for -pie.
4886 * options.h (class General_options): Add -pie and
4888 (General_options::output_is_position_independent): Test -pie.
4889 (General_options::output_is_executable): Return true if not shared
4890 and not relocatable.
4891 (General_options::output_is_pie): Remove.
4892 * options.cc (General_options::finalize): Reject incompatible uses
4894 * gold.cc (queue_middle_tasks): A -pie link is not static.
4895 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4896 * symtab.cc (Symbol::final_value_is_known): Return false if
4897 output_is_position_independent.
4898 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4899 output_is_position_independent.
4900 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4901 output_is_position_independent.
4902 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4903 output_is_position_independent.
4904 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4906 (basic_pie_test.o, basic_pie_test): New targets.
4907 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4908 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4909 (two_file_pie_test): New target.
4910 * testsuite/Makefile.in: Rebuild.
4911 * README: Remove note saying that -pie is not supported.
4913 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4915 * options.h (class General_options): Add -init and -fini.
4916 * layout.cc (Layout::finish_dynamic_section): Emit
4917 given init and fini functions.
4919 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4921 * gc.h (gc_process_relocs): Check if icf is enabled using new
4923 * gold.cc (queue_initial_tasks): Likewise.
4924 (queue_middle_tasks): Likewise.
4925 * object.cc (do_layout): Likewise.
4926 * symtab.cc (is_section_folded): Likewise.
4927 * main.cc (main): Likewise.
4928 * reloc.cc (Read_relocs::run): Likewise.
4929 (Sized_relobj::do_scan_relocs): Likewise.
4930 * icf.cc (is_function_ctor_or_dtor): New function.
4931 (Icf::find_identical_sections): Check if function is ctor or dtor when
4933 * options.h (General_options::icf): Change option to be an enum.
4934 (Icf_status): New enum.
4935 (icf_enabled): New method.
4936 (icf_safe_folding): New method.
4937 (set_icf_status): New method.
4938 (icf_status_): New variable.
4939 * (options.cc) (General_options::finalize): Set icf_status_.
4940 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4941 icf_test and icf_keep_unique_test to use the --icf enum flag.
4942 * testsuite/icf_safe_test.sh: New file.
4943 * testsuite/icf_safe_test.cc: New file.
4945 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4947 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4948 includes to gc.h and icf.h.
4949 * arm.cc: Include gc.h.
4950 * gold.cc: Likewise.
4951 * i386.cc: Likewise.
4952 * powerpc.cc: Likewise.
4953 * sparc.cc: Likewise.
4954 * x86_64.cc: Likewise.
4955 * gc.h: Include icf.h.
4957 2009-10-11 Ian Lance Taylor <iant@google.com>
4959 * plugin.cc: Include "gold.h" before other header files.
4961 2009-10-10 Chris Demetriou <cgd@google.com>
4963 * options.h (Input_file_argument::Input_file_type): New enum.
4964 (Input_file_argument::is_lib_): Replace with...
4965 (Input_file_argument::type_): New member.
4966 (Input_file_argument::Input_file_argument): Take Input_file_type
4967 'type' rather than boolean 'is_lib' as second argument.
4968 (Input_file_argument::is_lib): Use type_.
4969 (Input_file_argument::is_searched_file): New function.
4970 (Input_file_argument::may_need_search): Handle is_searched_file.
4971 * options.cc (General_options::parse_library): Support -l:filename.
4972 (General_options::parse_just_symbols): Update for Input_file_argument
4974 (Command_line::process): Likewise.
4975 * archive.cc (Archive::get_file_and_offset): Likewise.
4976 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4977 * script.cc (read_script_file, script_add_file): Likewise.
4978 * fileread.cc (Input_file::Input_file): Likewise.
4979 (Input_file::will_search_for): Handle is_searched_file.
4980 (Input_file::open): Likewise.
4981 * readsyms.cc (Read_symbols::get_name): Likewise.
4982 * testsuite/Makefile.am (searched_file_test): New test.
4983 * testsuite/Makefile.in: Regenerate.
4984 * testsuite/searched_file_test.cc: New file.
4985 * testsuite/searched_file_test_lib.cc: New file.
4987 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4988 Ian Lance Taylor <iant@google.com>
4990 * descriptor.cc: Include <cstdio> and "binary-io.h".
4991 (Descriptors::open): Open the files in binary mode always.
4992 * script.cc (Lex::get_token): Treat \r as whitespace.
4994 2009-10-09 Ian Lance Taylor <iant@google.com>
4996 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4998 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4999 Ian Lance Taylor <iant@google.com>
5001 * configure.ac: Check for readv function also.
5002 * fileread.cc (readv): Define if not HAVE_READV.
5003 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
5005 * config.in: Regenerate.
5006 * configure: Regenerate.
5008 2009-10-09 Doug Kwan <dougkwan@google.com>
5010 * layout.cc (Layout::make_output_section): Call target hook to make
5011 ordinary output section.
5012 (Layout::finalize): Adjust parameter list of call the
5013 Target::may_relax().
5014 * layout.h (class Layout::section_list): New method.
5015 * merge.h (Output_merge_base::entsize): Change visibility to public.
5016 (Output_merge_base::is_string, Output_merge_base::do_is_string):
5018 (Output_merge_string::do_is_string): New method.
5019 * object.cc (Sized_relobj::do_setup): renamed from
5020 Sized_relobj::set_up.
5021 * object.h (Sized_relobj::adjust_shndx,
5022 Sized_relobj::initializ_input_to_output_maps,
5023 Sized_relobj::free_input_to_output_maps): Change visibilities to
5025 (Sized_relobj::setup): Virtualize.
5026 (Sized_relobj::do_setup): New method declaration.
5027 (Sized_relobj::invalidate_section_offset,
5028 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
5029 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
5030 * options.cc (parse_int): New function.
5031 * options.h (parse_int): New declaration.
5032 (DEFINE_int): New macro.
5033 (stub_group_size): New option.
5034 * output.cc (Output_section::Output_section): Initialize memebers
5035 merge_section_map_, merge_section_by_properties_map_,
5036 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
5037 (Output_section::add_input_section): Handled deferred code-fill
5038 generation and remove an old comment.
5039 (Output_section::add_relaxed_input_section): New method definition.
5040 (Output_section::add_merge_input_section): Use merge section by
5041 properties map to speed to search. Update merge section maps
5043 (Output_section::build_relaxation_map): New method definition.
5044 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5046 (Output_section::relax_input_section): Renamed to
5047 Output_section::convert_input_sections_to_relaxed_sections and change
5048 interface to take a vector of pointers to relaxed sections.
5049 (Output_section::find_merge_section,
5050 Output_section::find_relaxed_input_section): New method definitions.
5051 (Output_section::is_input_address_mapped,
5052 Output_section::output_offset, Output_section::output_address):
5053 Use output section data maps to speed up searching.
5054 (Output_section::find_starting_output_address): Add comments.
5055 (Output_section::do_write,
5056 Output_section::write_to_postprocessing_buffer): Do code-fill
5057 generation as appropriate.
5058 (Output_section::get_input_sections): Invalidate relaxed input section
5060 (Output_section::restore_states): Adjust type of checkpoint .
5061 Invalidate relaxed input section map.
5062 * output.h (Output_merge_base): New class declaration.
5063 (Input_section_specifier): New class defintion.
5064 (class Output_relaxed_input_section) Change base class to
5065 Output_section_data_build.
5066 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
5067 base class initializer.
5068 (Output_section::add_relaxed_input_section): New method declaration.
5069 (Output_section::Input_section): Change visibility to protected.
5070 (Output_section::Input_section::relobj,
5071 Output_section::Input_section::shndx): Handle relaxed input sections.
5072 Output_section::input_sections) Change visibility to protected. Also
5073 define overload to return a non-const pointer.
5074 (Output_section::Merge_section_properties): New class defintion.
5075 (Output_section::Merge_section_by_properties_map,
5076 Output_section::Output_section_data_by_input_section_map,
5077 Output_section::Relaxation_map): New types.
5078 (Output_section::relax_input_section): Rename method to
5079 Output_section::convert_input_sections_to_relaxed_sections and change
5080 interface to take a vector of relaxed section pointers.
5081 (Output_section::find_merge_section,
5082 Output_section::find_relaxed_input_section,
5083 Output_section::build_relaxation_map,
5084 Output_section::convert_input_sections_in_list_to_relaxed_sections):
5085 New method declarations.
5086 (Output_section::merge_section_map_
5087 Output_section::merge_section_by_properties_map_,
5088 Output_section::relaxed_input_section_map_,
5089 Output_section::is_relaxed_input_section_map_valid_,
5090 Output_section::generate_code_fills_at_write_): New data members.
5091 * script-sections.cc
5092 (Output_section_element_input::set_section_addresses): Call
5093 current_data_size and addralign methods of relaxed input sections.
5094 (Orphan_output_section::set_section_addresses): Call current_data_size
5095 and addralign methods of relaxed input sections.
5096 * symtab.cc (Symbol_table::compute_final_value): Extract template
5097 from the body of Symbol_table::sized_finalize_symbol.
5098 (Symbol_table::sized_finalized_symbol): Call
5099 Symbol_table::compute_final_value.
5100 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
5101 (Symbol_table::compute_final_value): New templated method declaration.
5102 * target.cc (Target::do_make_output_section): New method defintion.
5103 * target.h (Target::make_output_section): New method declaration.
5104 (Target::relax): Add more parameters for input objects, symbol table
5105 and layout. Adjust call to do_relax.
5106 (Target::do_make_output_section): New method declaration.
5107 (Target::do_relax): Add parameters for input objects, symbol table
5110 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5112 * pread.c: Include stdio.h.
5114 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5116 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
5119 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5121 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
5122 Change read_shndx type to unsigned int.
5123 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5125 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5126 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
5127 Change read_shndx type to unsigned int.
5128 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
5130 (Sized_dwarf_line_info::read_line_mappings): Likewise.
5131 * layout.cc (Layout::create_symtab_sections): Cast the result of
5132 local_symcount * symsize to off_t in the gold_assert.
5134 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5136 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
5137 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
5139 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
5140 (Arm_relocate_functions::thm_abs5): New function.
5141 (Arm_relocate_functions::abs12): New function.
5142 (Arm_relocate_functions::abs16): New function.
5143 (Arm_relocate_functions::base_abs): New function.
5144 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
5145 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
5146 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
5148 (Scan::global): Likewise.
5149 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
5150 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
5151 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
5152 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
5155 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5157 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
5158 (Arm_relocate_functions::movt_prel): New function.
5159 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5160 (Arm_relocate_functions::thm_movt_prel): New function.
5161 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5162 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5163 (Scan::global, Relocate::relocate): Likewise.
5164 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5166 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5168 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5169 Incremental_checker.
5170 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5172 (class Incremental_inputs_header): New class.
5173 (Incremental_inputs_header_writer): Edit comment.
5174 (Incremental_inputs_entry): New class.
5175 (Incremental_inputs_entry_writer): Edit comment.
5176 (Sized_incremental_binary::do_find_incremental_inputs_section):
5177 Add *strtab_shndx parameter, fill it.
5178 (Sized_incremental_binary::do_check_inputs): New method.
5179 (Incremental_checker::can_incrementally_link_output_file): Use
5180 Sized_incremental_binary::check_inputs.
5181 (Incremental_inputs::report_command_line): Save command line in
5184 (Incremental_binary::find_incremental_inputs_section): New
5186 (Incremental_binary::do_find_incremental_inputs_section): Add
5187 strtab_shndx parameter.
5188 (Incremental_binary::do_check_inputs): New pure virtual method.
5189 (Sized_incremental_binary::do_check_inputs): Declare.
5190 (Incremental_checker::Incremental_checker): Add incremental_inputs
5191 parameter, use it to initialize incremental_inputs_.
5192 (Incremental_checker::incremental_inputs_): New field.
5193 (Incremental_checker::command_line): New method.
5194 (Incremental_checker::inputs): New method.
5195 (Incremental_checker::command_line_): New field.
5197 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5199 * incremental.cc: Include <cstdarg> and "target-select.h".
5200 (vexplain_no_incremental): New function.
5201 (explain_no_incremental): New function.
5202 (Incremental_binary::error): New method.
5203 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5205 (make_sized_incremental_binary): New function.
5206 (open_incremental_binary): New function.
5207 (can_incrementally_link_file): Add checks if output is ELF and has
5209 * incremental.h: Include "elfcpp_file.h" and "output.h".
5210 (Incremental_binary): New class.
5211 (Sized_incremental_binary): New class.
5212 (open_incremental_binary): Declare.
5213 * object.cc (is_elf_object): Use
5214 elfcpp::Elf_recognizer::is_elf_file.
5215 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5216 * output.h (Output_file::filesize): New method.
5218 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5220 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5222 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5223 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5225 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5227 (Arm_relocate_functions::movw_abs_nc): New function.
5228 (Arm_relocate_functions::movt_abs): New function.
5229 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5230 (Arm_relocate_functions::thm_movt_abs): New function.
5231 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5232 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5233 (Scan::global): Likewise.
5234 (Relocate::relocate): Likewise.
5235 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5237 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5239 * arm.cc (Arm_relocate_functions::got_prel) New function.
5240 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5241 (Relocate::relocate): Likewise.
5242 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5244 2009-10-06 Ian Lance Taylor <iant@google.com>
5246 * options.h (class General_options): Define
5247 split_stack_adjust_size parameter.
5248 * object.h (class Object): Add uses_split_stack_ and
5249 has_no_split_stack_ fields. Add uses_split_stack and
5250 has_no_split_stack accessor functions. Declare
5251 handle_split_stack_section.
5252 (class Reloc_symbol_changes): Define.
5253 (class Sized_relobj): Define Function_offsets. Declare
5254 split_stack_adjust, split_stack_adjust_reltype, and
5256 * object.cc (Object::handle_split_stack_section): New function.
5257 (Sized_relobj::do_layout): Call handle_split_stack_section.
5258 * dynobj.cc (Sized_dynobj::do_layout): Call
5259 handle_split_stack_section.
5260 * reloc.cc (Sized_relobj::relocate_sections): Call
5261 split_stack_adjust for executable sections in split_stack
5262 objects. Pass reloc_map to relocate_section.
5263 (Sized_relobj::split_stack_adjust): New function.
5264 (Sized_relobj::split_stack_adjust_reltype): New function.
5265 (Sized_relobj::find_functions): New function.
5266 * target-reloc.h: Include "object.h".
5267 (relocate_section): Add reloc_symbol_changes parameter. Change
5269 * target.h (class Target): Add calls_non_split method. Declare
5270 do_calls_non_split virtual method. Declare match_view and
5272 * target.cc: Include "elfcpp.h".
5273 (Target::do_calls_non_split): New function.
5274 (Target::match_view): New function.
5275 (Target::set_view_to_nop): New function.
5276 * gold.cc (queue_middle_tasks): Give an error if mixing
5277 split-stack and non-split-stack objects with -r.
5278 * i386.cc (Target_i386::relocate_section): Add
5279 reloc_symbol_changes parameter.
5280 (Target_i386::do_calls_non_split): New function.
5281 * x86_64.cc (Target_x86_64::relocate_section): Add
5282 reloc_symbol_changes parameter.
5283 (Target_x86_64::do_calls_non_split): New function.
5284 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5286 * powerpc.cc (Target_powerpc::relocate_section): Add
5287 reloc_symbol_changes parameter.
5288 * sparc.cc (Target_sparc::relocate_section): Add
5289 reloc_symbol_changes parameter.
5290 * configure.ac: Call AM_CONDITIONAL for the default target.
5291 * configure: Rebuild.
5292 * testsuite/Makefile.am (TEST_AS): New variable.
5293 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5294 (check_DATA): Add split_i386 and split_x86_64 files.
5295 (SPLIT_DEFSYMS): Define.
5296 (split_i386_[1234n].o): New targets.
5297 (split_i386_[124]): New targets.
5298 (split_i386_[1234r].stdout): New targets.
5299 (split_x86_64_[1234n].o): New targets.
5300 (split_x86_64_[124]): New targets.
5301 (split_x86_64_[1234r].stdout): New targets.
5302 (MOSTLYCLEANFILES): Add new executables.
5303 * testsuite/split_i386.sh: New file.
5304 * testsuite/split_x86_64.sh: New file.
5305 * testsuite/split_i386_1.s: New file.
5306 * testsuite/split_i386_2.s: New file.
5307 * testsuite/split_i386_3.s: New file.
5308 * testsuite/split_i386_4.s: New file.
5309 * testsuite/split_i386_n.s: New file.
5310 * testsuite/split_x86_64_1.s: New file.
5311 * testsuite/split_x86_64_2.s: New file.
5312 * testsuite/split_x86_64_3.s: New file.
5313 * testsuite/split_x86_64_4.s: New file.
5314 * testsuite/split_x86_64_n.s: New file.
5315 * testsuite/testfile.cc (Target_test): Update relocation_section
5317 * testsuite/Makefile.in: Rebuild.
5319 2009-10-06 Ian Lance Taylor <iant@google.com>
5321 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5322 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5323 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5324 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5325 the address on ldo_addrs_.
5326 (Target_i386::Relocate::fix_up_ldo): New function.
5328 2009-10-06 Rafael Espindola <espindola@google.com>
5330 * plugin.cc (add_input_library): New.
5331 (Plugin::load): Add add_input_library to tv.
5332 (Plugin_manager::add_input_file): Add the is_lib argument.
5333 (add_input_file): Update call to Plugin_manager::add_input_file.
5334 (add_input_library): New.
5335 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5337 2009-09-30 Doug Kwan <dougkwan@google.com>
5339 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5340 symbol and call Symbol::may_need_copy_reloc to determine if
5341 a copy reloc is needed.
5342 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5343 nocopyreloc is given in command line.
5344 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5345 given in command line.
5346 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5347 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5348 of the removed Target_i386::may_need_copy_reloc.
5349 * options.h (copyreloc): New option with default value false.
5350 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5351 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5352 instead of the removed Target_powerpc::may_need_copy_reloc.
5353 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5354 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5355 instead of the removed Target_sparc::may_need_copy_reloc.
5356 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5357 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5358 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5359 instead of the removed Target_x86_64::may_need_copy_reloc.
5361 2009-09-30 Ian Lance Taylor <iant@google.com>
5363 * object.h (class Object): Remove target_ field, and target,
5364 sized_target, and set_target methods.
5365 (Object::sized_target): Remove.
5366 (class Sized_relobj): Update declarations. Remove sized_target.
5367 * object.cc (Sized_relobj::setup): Remove target parameter.
5369 (Input_objects::add_object): Don't do anything with the target.
5370 (make_elf_sized_object): Add punconfigured parameter. Change all
5371 callers. Set or test parameter target.
5372 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5374 * parameters.cc (Parameters::set_target): Change parameter type to
5376 (Parameters::default_target): Remove.
5377 (set_parameters_target): Change parameter type to be non-const.
5378 (parameters_force_valid_target): New function.
5379 (parameters_clear_target): New function.
5380 * parameters.h (class Parameters): Update declarations. Remove
5381 default_target method. Add sized_target and clear_target
5382 methods. Change target_ to be non-const.
5383 (set_parameters_target): Update declaration.
5384 (parameters_force_valid_target): Declare.
5385 (parameters_clear_target): Declare.
5386 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5387 as NULL if we aren't searching.
5388 (Add_symbols::run): Don't check for compatible target.
5389 * fileread.cc (Input_file::open_binary): Call
5390 parameters_force_valid_target.
5391 * gold.cc (queue_middle_tasks): Likewise.
5392 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5393 set_target on object.
5394 * dynobj.h (class Sized_dynobj): Update declarations.
5395 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5396 make_elf_object returns NULL.
5397 (Archive::include_member): Don't check whether object target is
5399 * output.cc (Output_section::add_input_section): Get target from
5401 (Output_section::relax_input_section): Likewise.
5402 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5404 (Sized_relobj::do_scan_relocs): Likewise.
5405 (Sized_relobj::relocate_sections): Likewise.
5406 * resolve.cc (Symbol_table::resolve): Likewise.
5407 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5408 parameter. Change all callers.
5409 (Symbol_table::add_from_object): Get target from parameters.
5410 (Symbol_table::add_from_relobj): Don't check object target.
5411 (Symbol_table::add_from_dynobj): Likewise.
5412 (Symbol_table::define_special_symbol): Get target from
5414 * symtab.h (class Symbol_table): Update declaration.
5415 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5416 parameter. Change all callers. Clear parameter target.
5417 (Binary_test): Test target here.
5418 * testsuite/object_unittest.cc (gold_testsuite): Remove
5419 target_test_pointer parameter. Change all callers.
5420 (Object_test): Test target here.
5422 2009-09-26 Ian Lance Taylor <iant@google.com>
5424 * testsuite/initpri1.c: Don't try to use constructor priorities if
5425 compiling with gcc before 4.3.
5427 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5429 * testsuite/retain_symbols_file_test.sh (check_present): Change
5430 output file name to retain_symbols_file_test.stdout.
5431 (check_absent): Likewise.
5433 2009-09-18 Craig Silverstein <csilvers@google.com>
5435 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5436 * options.cc: Include <cerrno> and <fstream>.
5437 (General_options::finalize): Parse -retain-symbols-file tag.
5438 * options.h: New flag.
5439 (General_options): New method should_retain_symbol, new
5440 variable symbols_to_retain.
5441 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5442 should_retain_symbol map.
5443 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5444 * testsuite/Makefile.in: Regenerate.
5445 * testsuite/retain_symbols_file_test.sh: New file.
5447 2009-09-18 Nick Clifton <nickc@redhat.com>
5449 * po/es.po: Updated Spanish translation.
5451 2009-09-17 Doug Kwan <dougkwan@google.com>
5453 * debug.h (DEBUG_RELAXATION): New constant.
5454 (DEBUG_ALL): Add DEBUG_RELAXATION.
5455 (debug_string_to_enum): Add relaxation debug option.
5457 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5458 Layout::Relaxation_debug_check::read_sections,
5459 Layout::Relaxation_debug_check::read_sections): New method definitions.
5460 (Layout::Layout): Initialize data members
5461 record_output_section_data_from_scrips_,
5462 script_output_section_data_list_ and relaxation_debug_check_.
5463 (Layout::save_segments, Layout::restore_segments,
5464 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5465 Layout::relaxation_loop_body): New method definitions.
5466 (Layout::finalize): Support relaxation. Move section layout code to
5467 Layout::relaxation_loop_body.
5468 (Layout::set_asection_address_from_script): Move code for orphan
5469 section placement out.
5470 (Layout::place_orphan_sections_in_script): New method definition.
5471 * layout.h (Output_segment_headers, Output_file_header):
5472 New forward class declarations.
5473 (Layout::~Layout): Define.
5474 (Layout::new_output_section_data_from_script): New method definition.
5475 (Layout::place_orphan_sections_in_script): New method declaration.
5476 (Layout::Segment_states): New type declaration.
5477 (Layout::save_segments, Layout::restore_segments,
5478 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5479 Layout::relaxation_loop_body): New method declarations.
5480 (Layout::Output_section_data_list): New type declaration.
5481 (Layout::Relaxation_debug_check): New class definition.
5482 (Layout::record_output_section_data_from_script_,
5483 Layout::script_output_section_data_list_, Layout::segment_states_,
5484 Layout::relaxation_debug_check_): New data members.
5485 * output.cc: (Output_section_headers::do_size): New method definition.
5486 (Output_section_headers::Output_section_headers): Move size
5487 computation to Output_section_headers::do_size.
5488 (Output_segment_headers::do_size): New method definition.
5489 (Output_file_header::Output_file_header): Move size computation to
5490 Output_file_header::do_size and call it.
5491 (Output_file_header::do_size): New method definition.
5492 (Output_data_group::Output_data_group): Adjust call to
5493 Output_section_data.
5494 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5495 (Output_symtab_xindex::do_write): Add array bound check.
5496 (Output_section::Input_section::print_to_mapfile): Handle
5497 RELAXED_INPUT_SECTION_CODE.
5498 (Output_section::Output_section): Initialize data member checkpoint_.
5499 (Output_section::~Output_section): Delete checkpoint object pointed
5501 (Output_section::add_input_section): Always add an Input_section if
5503 (Output_section::add_merge_input_section): Add assert.
5504 (Output_section::relax_input_section): New method definition.
5505 (Output_section::set_final_data_size): Set load address to zero for
5506 an unallocated section.
5507 (Output_section::do_address_and_file_offset_have_reset_values):
5508 New method definition.
5509 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5510 Handle relaxed input section.
5511 (Output_section::sort_attached_input_sections): Checkpoint input
5512 section list lazily.
5513 (Output_section::get_input_sections): Change type of input_sections to
5514 list of Simple_input_section pointers. Checkpoint input section list
5515 lazily. Also handle relaxed input sections.
5516 (Output_section::add_input_section_for_script): Take a reference to
5517 a Simple_input_section object instead of Relobj pointer and section
5518 index as parameter. Handle relaxed input sections.
5519 (Output_section::save_states, Output_section::restore_states): New
5521 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5522 (Output_data::is_data_size_fixed): New method definition.
5523 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5525 (Output_data::address_and_file_offset_have_reset_values): New method
5527 (Output_data::do_address_and_file_offset_have_reset_values): New method
5529 (Output_data::set_data_size): Check that data size is not fixed.
5530 (Output_data::fix_data_size): New method definition.
5531 (Output_data::is_data_size_fixed_): New data member.
5532 (Output_section_headers::set_final_data_size): New method definition.
5533 (Output_section_headers::do_size): New method declaration.
5534 (Output_segment_headers::set_final_data_size): New method definition.
5535 (Output_segment_headers::do_size): New method declaration.
5536 (Output_file_header::set_final_data_size)::New method definition.
5537 (Output_file_header::do_size)::New method declaration.
5538 (Output_section_data::Output_section_data): Add new parameter
5539 is_data_size_fixed and use it to fix data size.
5540 (Output_data_const::Output_data_const): Adjust call to base class
5541 constructor and fix data size.
5542 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5543 base class constructor and fix data size.
5544 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5545 base class constructor and fix data size.
5546 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5547 class constructor and fix data size.
5548 (Output_data_group::set_final_data_size): New method definition.
5549 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5550 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5551 class constructor and fix data size.
5552 (Output_relaxed_input_section): New class definition.
5553 (Output_section::Simple_input_section): New class definition.
5554 (Output_section::get_input_sections): Adjust parameter list.
5555 (Output_section::add_input_section_for_script): Same.
5556 (Output_section::save_states, Output_section::restore_states,
5557 Output_section::do_address_and_file_offset_have_reset_values,
5558 (Output_section::Input_section::Input_section): Handle
5559 RELAXED_INPUT_SECTION_CODE. Add new overload for
5560 Output_relaxed_input_section.
5561 (Output_section::Input_section::is_input_section,
5562 Output_section::Input_section::set_output_section): Handle relaxed
5564 (Output_section::Input_section::is_relaxed_input_section,
5565 Output_section::Input_section::output_section_data,
5566 Output_section::Input_section::relaxed_input_section): New method
5568 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5570 (Output_section::Input_section::u1_): Update comments.
5571 (Output_section::Input_section::u2_): Add new union member poris.
5572 (Output_section::Checkpoint_output_section): New classs definition.
5573 (Output_section::relax_input_section): New method declaration.
5574 (Output_section::checkpoint_): New data member.
5575 (Output_segment): Update comments.
5576 (Output_segment::Output_segment): Un-privatize copy constructor.
5577 (Output_segment::operator=): Un-privatize.
5578 * script-sections.cc (Output_section_element::Input_section_list):
5579 Change element type to Output_section::Simple_input_section.
5580 (Output_section_element_dot_assignment::set_section_addresses):
5581 Register output section data for relaxation clean up.
5582 (Output_data_exression::Output_data_expression): Adjust call to base
5583 constructor to fix data size.
5584 (Output_section_element_data::set_section_addresses): Register
5585 Output_data_expression object for relaxation clean up.
5586 (struct Input_section_info): Replace Relobj pointer and section index
5587 pair with Output_section::Simple_input_section and Convert struct to a
5589 (Input_section_sorter::operator()): Adjust access to
5590 Input_section_info data member to use accessors.
5591 (Output_section_element_input::set_section_addresses): Use layout
5592 parameter. Adjust code to use Output_section::Simple_input_section
5593 and Input_secction_info classes. Register filler for relaxation
5595 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5596 and section index pair with Output_section::Simple_input_section
5597 class. Adjust code accordingly.
5598 (Phdrs_element::release_segment): New method definition.
5599 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5601 (Script_sections::release_segments): New method definition.
5602 * gold/script-sections.h (Script_sections::release_segments): New
5604 * gold/target.h (Target::may_relax, Target::relax,
5605 Target::do_may_relax, Target::do_relax): New method definitions.
5607 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5609 * arm.cc (has_signed_unsigned_overflow): New function.
5610 (Arm_relocate_functions::abs8): New function.
5611 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5612 (Target_arm::Scan::global): Likewise.
5613 (Target_arm::relocate::relocate): Likewise.
5614 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5617 2009-09-16 Cary Coutant <ccoutant@google.com>
5619 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5620 * testsuite/Makefile.in: Regenerate.
5622 2009-09-11 Nick Clifton <nickc@redhat.com>
5624 * po/gold.pot: Updated by the Translation project.
5626 2009-09-08 Cary Coutant <ccoutant@google.com>
5628 * output.cc (Output_file::open): Add execute permission to empty file.
5629 * testsuite/Makefile.am (permission_test): New test.
5630 * testsuite/Makefile.in: Regenerate.
5632 2009-09-02 Ian Lance Taylor <iant@google.com>
5634 * output.cc (Output_file::resize): Call map_no_anonymous rather
5637 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5639 * gold.cc: Include "incremental.h".
5640 (queue_initial_tasks): Call Incremental_checker methods.
5641 * incremental.cc: Include "output.h".
5642 (Incremental_checker::can_incrementally_link_output_file): New
5644 * incremental.h (Incremental_checker): New class.
5646 * output.cc (Output_file::open_for_modification): New method.
5647 (Output_file::map_anonymous): Changed return type to bool. Record
5649 (Output_file::map_no_anonymous): New method, broken out of map.
5650 (Output_file::map): Use map_no_anonymous and map_anonymous.
5651 * output.h (class Output_file): Update declarations.
5653 2009-08-24 Cary Coutant <ccoutant@google.com>
5655 * options.h (Command_line::Pre_options): New class.
5656 (Command_line::pre_options): New member.
5657 * options.cc (gold::options::ready_to_register): New variable.
5658 (One_option::register_option): Do nothing if not registering options.
5659 Assert if same short option registered twice.
5660 (General_options::General_options): Turn off option registration when
5662 (Command_line::Pre_options::Pre_options): New constructor.
5664 2009-08-24 Cary Coutant <ccoutant@google.com>
5666 * options.h (General_options::no_keep_memory): Remove incorrect
5669 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5671 * Makefile.am (am__skiplex, am__skipyacc): New.
5672 * Makefile.in: Regenerate.
5674 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5676 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5677 (INCLUDES): ... this.
5678 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5679 (AM_CPPFLAGS): Renamed from ...
5680 (INCLUDE): ... this.
5681 * Makefile.in, testsuite/Makefile.in: Regenerate.
5683 * Makefile.in: Regenerate.
5684 * aclocal.m4: Likewise.
5685 * config.in: Likewise.
5686 * configure: Likewise.
5687 * testsuite/Makefile.in: Likewise.
5689 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5690 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5691 * Makefile.in: Regenerate.
5692 * testsuite/Makefile.in: Regenerate.
5694 2009-08-19 Cary Coutant <ccoutant@google.com>
5696 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5697 symbols in shared libraries overridden by hidden or internal symbols
5698 in the main program.
5700 2009-08-19 Chris Demetriou <cgd@google.com>
5702 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5703 checking source file names in error messages.
5705 2009-08-18 Doug Kwan <dougkwan@google.com>
5707 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5708 an elcpp::Ehdr as parameter. Adjust call to set_target.
5709 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5710 an elfcpp::Ehdr as parameter.
5711 * object.cc (Object::set_target): Remove the version that looks up
5712 a target and sets it.
5713 (Sized_relobj::setup): Take a Target object instead of
5714 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5715 (make_elf_sized_object): Find target and ask target to
5717 * object.h: (Object::set_target): Remove the version that looks up
5718 a target and sets it.
5719 (Sized_relobj::setup): Take a Target object instead of
5720 an elfcpp:Ehdr as parameter.
5721 * target.cc: Include dynobj.h.
5722 (Target::do_make_elf_object_implementation): New.
5723 (Target::do_make_elf_object): New.
5724 * target.h (Target::make_elf_object): New template declaration.
5725 (Target::do_make_elf_object): New method declarations.
5726 (Target::do_make_elf_object_implementation): New template declaration.
5728 2009-08-14 Ian Lance Taylor <iant@google.com>
5730 * gold.h (FUNCTION_NAME): Define.
5731 (gold_unreachable): Use FUNCTION_NAME.
5733 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5735 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5736 symbol in the --keep-unique list is not found.
5738 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5740 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5741 been maked as --keep-unique.
5742 (Icf::unfold_section): New function.
5743 * icf.h (Icf::unfold_section): New function.
5744 * options.h (General_options::keep_unique): New option.
5745 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5746 * testsuite/Makefile.in: Regenerate.
5747 * testsuite/icf_keep_unique_test.sh: New file.
5748 * testsuite/icf_keep_unique_test.cc: New file.
5750 2009-08-12 Cary Coutant <ccoutant@google.com>
5753 * resolve.cc (Symbol_table::resolve): Check for references from
5754 dynamic objects to hidden and internal symbols.
5755 * testsuite/Makefile.am (hidden_test.sh): New test.
5756 * testsuite/Makefile.in: Regenerate.
5757 * testsuite/hidden_test.sh: New script.
5758 * testsuite/hidden_test_1.c: New test source.
5759 * testsuite/hidden_test_main.c: New test source.
5761 2009-08-11 Doug Kwan <dougkwan@google.com>
5763 * arm.cc: Update comments.
5764 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5765 segment to locate the .ARM.exidx section if present.
5767 2009-08-09 Doug Kwan <dougkwan@google.com>
5769 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5772 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5773 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5776 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5778 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5779 valid tls_segment only for non-debug-section relocations.
5780 * testsuite/Makefile.am: Add gc_tls_test.
5781 * testsuite/Makefile.in: Regenerate.
5782 * testsuite/gc_tls_test.cc: New file.
5783 * testsuite/gc_tls_test.sh: New file.
5785 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5789 * Makefile.am (CCFILES): Add icf.cc.
5791 * Makefile.in: Regenerate.
5792 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5793 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5794 section, symbol and addend information for the relocs.
5795 * gold.cc (queue_middle_tasks): Call identical code folding.
5796 * gold.h: Add defines for multimap.
5797 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5798 to the call of finalize_local_symbols.
5799 * main.cc (main): Create object of class Icf.
5800 * object.cc (Sized_relobj::do_layout): Allow this function to be
5801 called twice during icf.
5802 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5803 to sections marked as identical by icf.
5804 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5806 (Sized_relobj::do_section_entsize): New function.
5807 * object.h (Object::section_entsize): New function.
5808 (Object::do_section_entsize): New pure virtual function.
5809 (Relobj::finalize_local_symbols): Add new parameter.
5810 (Relobj::do_section_entsize): New function.
5811 * options.h (General_options::icf): New option.
5812 (General_options::icf_iterations): New option.
5813 (General_options::print_icf_sections): New option.
5814 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5815 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5816 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5818 * symtab.cc (Symbol_table::is_section_folded): New function.
5819 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5820 to sections marked as identical by icf.
5821 * symtab.h (Symbol_table::set_icf): New function.
5822 (Symbol_table::icf): New function.
5823 (Symbol_table::is_section_folded): New function.
5824 (Symbol_table::icf_): New data member.
5825 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5826 * testsuite/Makefile.am: Add commands to build icf_test.
5827 * testsuite/Makefile.in: Regenerate.
5828 * testsuite/icf_test.sh: New file.
5829 * testsuite/icf_test.cc: New file.
5831 2009-07-24 Chris Demetriou <cgd@google.com>
5833 * layout.cc (is_compressible_debug_section): Fix incorrect
5834 comment about compressed section names.
5836 2009-07-20 Ian Lance Taylor <ian@airs.com>
5839 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5841 2009-07-16 Ian Lance Taylor <iant@google.com>
5844 * layout.h: #include <map>.
5845 (class Kept_section): Change from struct to class. Add accessors
5846 and setters. Add section size to Comdat_group mapping. Change
5847 Comdat_group to std::map. Add is_comdat_ field. Add
5848 linkonce_size field in union.
5849 (class Layout): Update declaration of find_or_add_kept_section.
5850 Don't declare find_kept_object.
5851 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5852 parameter. Add object, shndx, is_comdat, and is_group_name
5853 parameters. Change all callers. Adjust for new Kept_section.
5854 (Layout::find_kept_object): Remove.
5855 * object.cc (Sized_relobj::include_section_group): Update use of
5856 Kept_section. Rename secnum to shndx. Only record
5857 Kept_comdat_section if sections are the same size.
5858 (Sized_relobj::include_linkonce_section): Update use of
5859 Kept_section. Only record Kept_comdat_section if sections are the
5860 same size. Set size of linkonce section.
5861 (Sized_relobj::map_to_kept_section): Update call to
5862 get_kept_comdat_section.
5863 * object.h (class Sized_relobj): Rename fields in
5864 Kept_comdat_section to drop trailing underscores; change object
5865 field to Relobj*. Change Kept_comdat_section_table to store
5866 struct rather than pointer.
5867 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5868 Add kept_object and kept_shndx parameters. Change all callers.
5869 (Sized_relobj::get_kept_comdat_section): Change return type to
5870 bool. Add kept_object and kept_shndx parameters. Change all
5872 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5873 Layout::find_or_add_kept_section.
5875 2009-07-09 Ian Lance Taylor <iant@google.com>
5877 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5878 Reserve space in the hash table.
5880 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5882 * fileread.cc (File_read::get_mtime): New method.
5883 * fileread.h (Timespec): New structure.
5884 (File_read::get_mtime): New method.
5885 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5886 Renamed from timestamp_nsec.
5887 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5889 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5891 (Incremental_inputs::report_archive): Save mtime; style fix.
5892 (Incremental_inputs::report_obejct): Save mtime; style fix.
5893 (Incremental_inputs::report_script): Save mtime; style fix.
5894 (Incremental_inputs::finalize_inputs): Style fix.
5895 (Incremental_inputs::finalize): Style fix.
5896 (Incremental_inputs::create_input_section_data): Store inputs
5898 * incremental.h (Incremental_inputs::report_script): Add mtime
5900 (Incremental_inputs::Input_info::Input_info): Intialize only one
5902 (Incremental_inputs::Input_info::archive): Move to nameless
5904 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5905 (Incremental_inputs::Input_info::script): Move to nameless union.
5906 (Incremental_inputs::mtime): New field.
5907 * script.cc (read_input_script): Pass file mtime to
5909 * script.h (Script_info::inputs): Style fix.
5911 2009-07-01 Ian Lance Taylor <ian@airs.com>
5913 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5916 2009-06-24 Ian Lance Taylor <iant@google.com>
5919 * layout.cc (Layout::choose_output_section): If we find an
5920 existing section, update the flags.
5921 (Layout::create_notes): New function, broken out of
5923 (Layout::finalize): Don't create note sections.
5924 (Layout::create_note): Don't crash if linker script discards
5926 (Layout::create_gold_note): Likewise.
5927 (Layout::create_build_id): Likewise. Don't set
5928 after_input_sections on the section.
5929 (Layout::create_executable_stack_info): Remove target parameter.
5931 * layout.h (class Layout): Declare create_notes. Update
5932 declaration of create_executable_stack_info.
5933 * gold.cc (queue_middle_tasks): Call create_notes.
5934 * output.cc (Output_section::update_flags_for_input_section): Move
5935 here from output.h. If SHF_ALLOC flag is newly set, mark address
5937 * output.h (Output_data::mark_address_invalid): New function.
5938 (class Output_section): Only declare, not define,
5939 update_flags_for_input_section. Remove set_flags.
5941 2009-06-24 Ian Lance Taylor <iant@google.com>
5943 * script-sections.cc (Output_section_definition::
5944 set_section_addresses): Rename shadowing local load_address to
5947 2009-06-24 Ian Lance Taylor <iant@google.com>
5950 * reloc.cc (relocate_sections): Skip empty relocation sections.
5952 2009-06-23 Ian Lance Taylor <iant@google.com>
5955 * layout.cc (Layout::create_note): Use choose_output_section
5956 rather than make_output_section.
5958 2009-06-23 Ian Lance Taylor <iant@google.com>
5961 * options.cc (General_options::parse_V): Set printed_version_.
5962 (General_options::General_options): Initialize printed_version_.
5963 * options.h (class General_options): Add printed_version_ field.
5964 * gold.cc (queue_initial_tasks): If there are no input files,
5965 don't give a fatal error if we printed the version information.
5966 (queue_middle_tasks): If using -r with a shared object, give a
5967 fatal error rather than an ordinary error.
5969 2009-06-23 Ian Lance Taylor <iant@google.com>
5972 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5973 (Layout::make_output_section): Set have_stabstr_section_ if we see
5974 a .stab*str section.
5975 (Layout::finalize): Call link_stabs_sections.
5976 (Layout::link_stabs_sections): New file.
5977 * layout.h (class Layout): Add have_stabstr_section_ field.
5978 Declare link_stabs_sections.
5980 2009-06-23 Doug Kwan <dougkwan@google.com>
5982 * Makefile.am (libgold_a_LIBADD): New.
5983 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5984 * Makefile.in: Regenerate.
5985 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5986 * configure: Regenerate.
5987 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5988 * fileread.cc: Include sys/state.h
5989 * gold.h: Declare memmem and strndup if found missing.
5990 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5992 2009-06-23 Ian Lance Taylor <iant@google.com>
5994 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5995 * configure: Rebuild.
5997 2009-06-23 Ian Lance Taylor <iant@google.com>
6000 * object.cc (Object::section_contents): Don't try to get a view if
6001 the section has length zero.
6002 (Object::handle_gnu_warning_section): If the section is empty, use
6003 the name of the section as the warning.
6005 2009-06-23 Ian Lance Taylor <iant@google.com>
6008 * stringpool.h (class Stringpool_template): Add optimize_ field.
6009 (Stringpool_template::set_optimize): New function.
6010 * stringpool.cc (Stringpool_template::Stringpool_template):
6011 Initialize optimize_ field.
6012 (Stringpool_template::set_string_offsets): Test local optimize
6013 fild rather than parameter.
6014 * layout.cc (Layout::Layout): Call set_optimize on the section
6017 2009-06-22 Ian Lance Taylor <iant@google.com>
6020 * yyscript.y: Parse TARGET.
6021 * script.cc (script_set_target): New function.
6022 * script-c.h (script_set_target): Declare.
6023 * options.cc (General_options::string_to_object_format): Rename
6024 from string_to_object_format in anonymous namespace. Change
6026 * options.h (class General_options): Declare
6027 string_to_object_format.
6029 2009-06-22 Ian Lance Taylor <iant@google.com>
6031 * script-sections.cc (Script_sections::create_segments): Don't put
6032 program headers in a PT_LOAD segment if -n or -N.
6034 2009-06-22 Ian Lance Taylor <iant@google.com>
6037 * options.h (class General_options): Add -z lazy and -z now. Sort
6038 -z options into alphabetical order.
6039 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
6041 2009-06-21 Ian Lance Taylor <iant@google.com>
6043 * layout.cc (Layout::make_output_section): Call
6044 Target::new_output_section.
6045 (Layout::attach_allocated_section_to_segment): Put large section
6046 sections in a separate load segment with the large segment flag
6048 (Layout::segment_precedes): Sort large data segments after other
6050 (align_file_offset): New static function.
6051 (Layout::set_segment_offsets): Use align_file_offset.
6052 * output.h (class Output_section): Add is_small_section_ and
6053 is_large_section_ fields.
6054 (Output_section::is_small_section): New function.
6055 (Output_section::set_is_small_section): New function.
6056 (Output_section::is_large_section): New function.
6057 (Output_section::set_is_large_section): New function.
6058 (Output_section::is_large_data_section): New function.
6059 (class Output_segment): Add is_large_data_segment_ field.
6060 (Output_segment::is_large_data_segment): New function.
6061 (Output_segment::set_is_large_data_segment): New function.
6062 * output.cc (Output_section::Output_section): Initialize new
6064 (Output_segment::Output_segment): Likewise.
6065 (Output_segment::add_output_section): Add assertion that large
6066 data sections always go in large data segments. Force small data
6067 sections to the end of the list of data sections. Force small BSS
6068 sections to the start of the list of BSS sections. For large BSS
6069 sections to the end of the list of BSS sections.
6070 * symtab.h (class Symbol): Declare is_common_shndx.
6071 (Symbol::is_defined): Check Symbol::is_common_shndx.
6072 (Symbol::is_common): Likewise.
6073 (class Symbol_table): Define enum Commons_section_type. Update
6074 declarations. Add small_commons_ and large_commons_ fields.
6075 * symtab.cc (Symbol::is_common_shndx): New function.
6076 (Symbol_table::Symbol_table): Initialize new fields.
6077 (Symbol_table::add_from_object): Put small and large common
6078 symbols in the right list.
6079 (Symbol_table::sized_finalized_symbol): Check
6080 Symbol::is_common_shndx.
6081 (Symbol_table::sized_write_globals): Likewise.
6082 * common.cc (Symbol_table::do_allocate_commons): Allocate new
6083 common symbol lists. Don't call do_allocate_commons_list if the
6085 (Symbol_table::do_allocate_commons_list): Remove is_tls
6086 parameter. Add comons_section_type parameter. Change all
6087 callers. Handle small and large common symbols.
6088 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
6089 Symbol::is_common_shndx.
6090 * resolve.cc (symbol_to_bits): Likewise.
6091 * target.h (Target::small_common_shndx): New function.
6092 (Target::small_common_section_flags): New function.
6093 (Target::large_common_shndx): New function.
6094 (Target::large_common_section_flags): New function.
6095 (Target::new_output_section): New function.
6096 (Target::Target_info): Add small_common_shndx, large_common_shndx,
6097 small_common_section_flags, and large_common_section_flags
6099 (Target::do_new_output_section): New virtual function.
6100 * arm.cc (Target_arm::arm_info): Initialize new fields.
6101 * i386.cc (Target_i386::i386_info): Likewise.
6102 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
6104 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
6105 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
6106 (Target_x86_64::do_new_output_section): New function.
6107 * configure.ac: Define conditional MCMODEL_MEDIUM.
6108 * testsuite/Makefile.am (check_PROGRAMS): Add large.
6109 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
6110 (large_LDFLAGS): Define.
6111 * testsuite/large.c: New file.
6112 * testsuite/testfile.cc (Target_test::test_target_info):
6113 Initialize new fields.
6114 * configure, testsuite/Makefile.in: Rebuild.
6116 2009-06-05 Doug Kwan <dougkwan@google.com>
6118 * Makefile.am (CCFILES): Add target.cc.
6119 * Makefile.in: Regenerate.
6120 * i386.cc (class Target_i386): Define new virtual method to
6121 override do_is_local_label_name in parent.
6122 * object.cc (Sized_relobj::do_count_local_symbols): Discard
6123 local symbols if --discard-locals or -X is given.
6124 * options.h (class General_options): Declare new options
6125 '--discard-locals' and '-X' for discarding locals.
6126 * target.h (class Target): Define new methods is_local_label_name.
6127 Declare new virtual method do_is_local_label_name.
6128 * target.cc: New file.
6129 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
6130 (check_SCRIPTS): Add discard_locals_test.sh.
6131 (check_DATA): Add discard_local_tests.syms.
6132 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
6133 (discard_local_tests.syms, discard_locals_test.o): New make rules.
6134 * testsuite/Makefile.in: Regenerate.
6135 * testsuite/discard_locals_test.c: New file.
6136 * testsuite/discard_locals_test.sh: Same.
6138 2009-06-05 Doug Kwan <dougkwan@google.com>
6140 * object.cc (Sized_relobj::Sized_relobj): Initialize
6141 discarded_eh_frame_shndx_ to -1U.
6142 (Sized_relobj::do_layout): Record index of a discard .eh_frame
6144 (Sized_relobj::do_count_local_symbols): Skip local symbols in
6145 a discarded .eh_frame section.
6146 (Sized_relobj::do_finalize_local_symbols): Ditto.
6147 * object.h (class Sized_relobj): Declare new member
6148 discarded_eh_frame_shndx_.
6149 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
6150 (local_labels_test.o, local_labels_test): New rules.
6151 * testsuite/Makefile.in: Regenerate.
6153 2009-06-04 Doug Kwan <dougkwan@google.com>
6155 * layout.cc (Layout::section_name_mapping): Add mapping for
6156 special ARM sections.
6158 2009-06-03 Doug Kwan <dougkwan@google.com>
6160 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6161 (utils::has_overflow): Same.
6163 2009-06-03 Ian Lance Taylor <iant@google.com>
6165 * layout.cc (Layout::section_name_mapping): New array, replacing
6166 Layout::linkonce_mapping.
6167 (Layout::section_name_mapping_count): New variable, replacing
6168 Layout::linkonce_mapping_count.
6169 (Layout::linkonce_output_name): Remove.
6170 (Layout::output_section_name): Rewrite.
6171 * layout.h (class Layout): Rename Linkonce_mapping to
6172 Section_name_mapping, linkonce_mapping to section_name_mapping,
6173 linkonce_mapping_count to section_name_mapping_count. Don't
6174 declare linkonce_output_name.
6176 2009-06-03 Doug Kwan <dougkwan@google.com>
6178 * gold/arm.cc (namespace utils): New.
6179 (Target_arm::reloc_is_non_pic): Define new method.
6180 (class Arm_relocate_functions): New.
6181 (Target_arm::Relocate::relocate): Handle relocation types used by
6184 2009-06-03 Ian Lance Taylor <iant@google.com>
6186 * arm.cc (Target_arm::scan::global): Use || instead of |.
6188 2009-06-02 Doug Kwan <dougkwan@google.com>
6190 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6191 issued_non_pic_error_.
6192 (class Target_arm::Scan): Declare new method check_non_pic.
6193 Define new method symbol_needs_plt_entry.
6194 Declare new data member issued_non_pic_error_.
6195 (class Target_arm::Relocate): Declare new method
6196 should_apply_static_reloc.
6197 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6198 (Target_arm::Scan::check_non_pic): Define new method.
6199 (Target_arm::Scan::local): Handle a small subset of reloc types used
6201 (Target_arm::Scan::local): Same.
6202 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6204 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6206 * incremental.cc (Incremental_inputs::report_command_line): Filter
6207 out --incremental-* options.
6209 2009-05-29 Doug Kwan <dougkwan@google.com>
6211 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6213 (class Target_arm): Update comment.
6214 (Target_arm::Target_arm): Initialize new data members GOT_,
6215 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6216 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6217 and Target_arm::rel_dyn_section.
6218 Declare new_enum Target_arm::Got_type.
6219 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6221 Update commments for member do_dynsym_value.
6222 (Target_arm::got_size, Target_arm::plt_section,
6223 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6224 new methods inside class defintion.
6225 (Target_arm::got_section): Define new method.
6226 (Target_arm::rel_dyn_section): Same.
6227 (Output_data_plt_arm): New template class.
6228 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6229 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6230 (Output_data_plt_arm::add_entry): Same.
6231 (Output_data_plt_arm::first_plt_entry): Define new
6232 static data member for PLT instruction template.
6233 (Output_data_plt_arm::plt_entry): Same.
6234 (Output_data_plt_arm::do_write): Define new method.
6235 (Target_arm::make_plt_entry): Same.
6236 (Target_arm::do_finalize_sections): Same.
6237 (Target_arm::do_dynsym_value): Same.
6239 2009-05-28 Doug Kwan <dougkwan@google.com>
6241 * Makefile.am (TARGETSOURCES): Add arm.cc.
6242 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6243 * Makefile.in: Regenerate.
6245 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6247 2009-05-26 Doug Kwan <dougkwan@google.com>
6249 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6250 (General_options::check_excluded_libs): Strip off directories in
6251 archive name before matching like GNU ld does.
6252 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6253 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6254 (exclude_libs_test_LDFLAGS): Add linker option
6255 -Wl,--exclude-libs,libexclude_libs_test_3
6256 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6257 an explicit archive without using -l.
6258 (alt/libexclude_libs_test_3.a): New make rule.
6259 * testsuite/Makefile.in: Regenerate.
6260 * testsuite/exclude_libs_test.c : Declare lib3_default().
6262 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6263 * exclude_libs_test_3.c: New file.
6265 2009-05-26 Nick Clifton <nickc@redhat.com>
6267 * po/id.po: New Indonesian translation.
6268 * po/gold.pot: Updated template file.
6270 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6272 * testsuite/Makefile.am: Add -ffunction-sections to compile
6273 gc_comdat_test files. Add -Wl,--gc-sections to build
6275 * testsuite/Makefile.in: Regenerate.
6276 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6278 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6280 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6281 kept comdat section was garbage collected.
6282 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6283 * testsuite/Makefile.in: Regenerate.
6284 * testsuite/gc_comdat_test.sh: New file.
6285 * testsuite/gc_comdat_test_1.cc: New file.
6286 * testsuite/gc_comdat_test_2.cc: New file.
6288 2009-05-19 Doug Kwan <dougkwan@google.com>
6290 * archive.cc (Archive::Archive): Move constructor from archive.h
6291 to here. Initialize no_export_.
6292 (Archive::get_elf_object_for_member): Set no_export flag of object.
6293 * archive.h (Archive::Archive): Move constructor body to
6295 (Archive::no_export): New method.
6296 (Archive::no_export_): New field.
6297 * object.h (Object::Object): Initialize no_export_ to false.
6298 (Object::no_export, Object::set_no_export): New methods.
6299 (Object::no_export_): New field.
6300 * options.cc (General_options::parse_exclude_libs): New method.
6301 (General_options::check_excluded_libs) Same.
6302 * options.h (exclude_libs): New option.
6303 (General_options::check_excluded_libs): New method declaration.
6304 (General_options::excluded_libs_): New field.
6305 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6306 default or protected visibility if an object has no-export flag set.
6307 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6308 (check_SCRIPTS): Add exclude_libs_test.sh.
6309 (check_DATA): Add exclude_libs_test.syms.
6310 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6311 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6312 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6313 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6314 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6315 libexclude_libs_test_2.a): New rules.
6316 * testsuite/Makefile.in: Regenerate.
6317 * testsuite/exclude_libs_test.c: New file.
6318 * testsuite/exclude_libs_test.sh: Ditto.
6319 * testsuite/exclude_libs_test_1.c: Ditto.
6320 * testsuite/exclude_libs_test_2.c: Ditto.
6322 2009-05-15 Ian Lance Taylor <iant@google.com>
6324 * configure.ac: Check for declarations for cases where libiberty.h
6325 checks HAVE_DECL_xxx.
6326 * configure, config.in: Rebuild.
6328 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6330 * gold.h (Incremental_argument_list): Remove (invalid) forward
6332 * incremental.cc (Incremental_inputs::report_achive): New method.
6333 (Incremental_inputs::report_object): New method.
6334 (Incremental_inputs::report_script): New method.
6335 (Incremental_inputs::finalize_inputs): New method.
6336 (Incremental_inputs::finalize): Call finalize_inputs().
6337 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6338 Create inputs entries.
6339 * incremental.h (Incremental_input_type): New enum.
6340 (Incremental_inputs::Incremental_input): Initialize new fields.
6341 (Incremental_inputs::report_inputs): New method.
6342 (Incremental_inputs::report_achive): New method.
6343 (Incremental_inputs::report_object): New method.
6344 (Incremental_inputs::report_script): New method.
6345 (Incremental_inputs::finalize_inputs): New method.
6346 (Incremental_inputs::Input_info): New struct.
6347 (Incremental_inputs::Input_info_map): New typedef.
6348 (Incremental_inputs::lock_): New field.
6349 (Incremental_inputs::Inputs_): New field.
6350 (Incremental_inputs::Inputs_map): New field.
6351 * main.cc (main): Call Incremental_input::report_inputs.
6352 * options.h (Input_argument_list): Typedef moved from
6354 (Input_file_group::Files): Remove, use ::Input_argument_list.
6355 (Input_file_group::Input_argument_list): Remove, use
6356 ::Input_argument_list.
6357 * plugin.cc (Plugin_manager::add_input_file): Add error in
6359 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6361 * script.cc (read_input_script): Call
6362 Incremental_input::report_script.
6363 * script.h (Script_info): New class.
6365 2009-04-27 Ian Lance Taylor <iant@google.com>
6367 * x86_64.cc (do_adjust_output_section): Set entsize to
6370 2009-04-23 Elliott Hughes <enh@google.com>
6372 * output.cc (Output_file::close): After short writes, continue
6373 writing from the correct offset in the buffer being written.
6375 2009-04-23 Chris Demetriou <cgd@google.com>
6377 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6378 * configure: Regenerate.
6379 * config.in: Regenerate.
6380 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6381 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6383 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6385 * incremental.cc (Incremental_inputs_header_data): Renamed from
6386 Incremental_input_header_data.
6387 (Incremental_inputs_header_data::data_size): New field.
6388 (Incremental_inputs_header_data::put_input_file_count): Renamed
6389 from input_file_count.
6390 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6391 from command_line_offset.
6392 (Incremental_inputs_header_data::put_reserved): Renamed from
6394 (Incremental_inputs_entry_data): Renamed from
6395 Incremental_input_entry_data.
6396 (Incremental_inputs_entry_data::data_size): New field.
6397 (Incremental_inputs::report_command_line): New method.
6398 (Incremental_inputs::finalize): New method.
6399 (Incremental_inputs::create_incremental_inputs_data): New method.
6400 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6401 * incremental.h: New file.
6402 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6403 (Layout::finalize): Create incremental inputs section in
6405 (Layout::create_incremental_info_sections): New method.
6406 * layout.h (Layout::incremental_inputs): New method.
6407 (Layout::create_incremental_info_sections): New method.
6408 (Layout::incremental_inputs_): New field.
6409 * main.cc (main): Notify Incremental_input of the command line.
6411 2009-04-01 Ian Lance Taylor <iant@google.com>
6412 Mikolaj Zalewski <mikolajz@google.com>
6414 * gold.h (reserve_unordered_map): Define, three versions, one for
6415 each version of Unordered_map.
6416 * layout.cc (Layout::Layout): Remove options parameter. Add
6417 number_of_input_files parameter. Don't initialize options_.
6418 Initialize number_of_input_files_ and resized_signatures_. Move
6419 sections_are_attached_.
6420 (Layout::layout_group): Reserve space for group_signatures_.
6421 (Layout::find_or_add_kept_section): Change name parameter to be a
6422 reference. Resize signatures_ map when it gets large enough.
6423 (Layout::layout_eh_frame): Use parameters->options() instead of
6425 (Layout::make_output_section): Likewise.
6426 (Layout::attach_allocated_section_to_segment): Likewise.
6427 (Layout::finalize, Layout::create_executable_stack): Likewise.
6428 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6429 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6430 * layout.h (class Layout): Update declarations. Remove options_
6431 field. Add number_of_input_files_ and resized_signatures_
6432 fields. Move sections_are_attached_ field.
6433 * main.cc (main): Pass number of input files to Layout
6434 constructor. Don't pass options.
6436 2009-03-30 Ian Lance Taylor <iant@google.com>
6438 * ffsll.c (ffsll): Correct implementation.
6440 2009-03-27 Ian Lance Taylor <iant@google.com>
6442 * ffsll.c: New file.
6443 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6444 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6445 * ftruncate.c (ftruncate): Declare before definition.
6446 * mremap.c (mremap): Likewise.
6447 * pread.c (pread): Likewise.
6448 * configure, Makefile.in, config.in: Rebuild.
6450 * mremap.c: New file.
6451 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6452 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6453 (mremap): Declare if HAVE_MREMAP is not defined.
6454 * configure, Makefile.in, config.in: Rebuild.
6456 2009-03-27 Cary Coutant <ccoutant@google.com>
6458 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6459 position independent.
6460 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6461 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6463 2009-03-24 Cary Coutant <ccoutant@google.com>
6465 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6467 (needs_dynamic_reloc): Likewise.
6469 2009-03-24 Ian Lance Taylor <iant@google.com>
6471 * yyscript.y (file_cmd): Recognize EXTERN.
6472 (extern_name_list, extern_name_list_body): New nonterminals.
6473 * script.cc (script_add_extern): Define.
6474 * script-c.h (script_add_extern): Declare.
6476 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6478 * object.cc (is_elf_object): Define.
6479 * object.h (is_elf_object): Declare.
6480 * archive.cc (Archive::get_elf_object_for_member): Call
6482 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6484 2009-03-24 Elliott Hughes <enh@google.com>
6486 * output.cc (Output_file::map_anonymous): Define.
6487 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6488 try an anonymous one. Report the size if the mmap fails.
6489 * output.h (class Output_file): Declare map_anonymous.
6491 2009-03-24 Ian Lance Taylor <iant@google.com>
6493 * target-select.cc (instantiate_target): Don't acquire the lock if
6494 the instantiated_target_ field has already been set.
6496 2009-03-23 Ian Lance Taylor <iant@google.com>
6498 * gold-threads.h (class Initialize_lock): Define.
6499 * gold-threads.cc (class Initialize_lock_once): Define.
6500 (initialize_lock_control): New static variable.
6501 (initialize_lock_pointer): New static variable.
6502 (initialize_lock_once): New static function.
6503 (Initialize_lock::Initialize_lock): Define.
6504 (Initialize_lock::initialize): Define.
6505 * target-select.h: Include "gold-threads.h".
6506 (class Target_selector): Add lock_ and initialize_lock_ fields.
6507 Don't define instantiate_target, just declare it.
6508 * target-select.cc (Target_selector::Target_selector): Initialize
6510 (Target_selector::instantiate_target): Define.
6511 * descriptors.h: Include "gold-threads.h".
6512 (class Descriptors): Add initialize_lock_ field.
6513 * descriptors.cc (Descriptors::Descriptors): Initialize new
6515 (Descriptors::open): Use initialize_lock_ field
6516 * errors.h (class Errors): Add initialize_lock_ field.
6517 * errors.cc (Errors::Errors): Initialize new field.
6518 (Errors::initialize_lock): Use initialize_lock_ field.
6519 * powerpc.cc (class Target_selector_powerpc): Remove
6520 instantiated_target_ field. In do_recognize call
6521 instantiate_target rather than do_instantiate_target. In
6522 do_instantiate_target just allocate a new target.
6523 * sparc.cc (class Target_selector_sparc): Likewise.
6525 * freebsd.h: New file.
6526 * i386.cc: Include "freebsd.h".
6527 (Target_i386): Derive from Target_freebsd rather than
6529 (Target_selector_i386): Derive from Target_selector_freebsd rather
6530 than Target_selector.
6531 * x86_64.cc: Include "freebsd.h".
6532 (Target_x86_64): Derive from Target_freebsd rather than
6534 (Target_selector_x86_64): Derive from Target_selector_freebsd
6535 rather than Target_selector.
6536 * target.h (class Target): Add adjust_elf_header and
6537 do_adjust_elf_header.
6538 * output.cc (Output_file_header:: do_sized_write): Call target
6539 adjust_elf_header routine.
6540 * configure.tgt: Set targ_osabi.
6541 * configure.ac: Define GOLD_DEFAULT_OSABI.
6542 * parameters.cc (Parameters::default_target): Pass
6543 GOLD_DEFAULT_OSABI to select_target.
6544 * target-select.h (class Target_selector): Make instantiate_target
6545 protected rather than private.
6546 * Makefile.am (HFILES): Add freebsd.h.
6547 * configure, Makefile.in, config.in: Rebuild.
6549 * merge.cc (do_add_input_section): Correct pend value. Change
6550 message about last entry not being null terminated from error to
6553 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6555 * incremental.cc: New file.
6556 * Makefile.am (CCFILES): Add incremental.cc.
6557 * Makefile.in: Rebuild.
6559 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6561 * layout.cc (Layout::output_section_name): Preserve names
6562 of '.note.' sections.
6564 2009-03-19 Ian Lance Taylor <iant@google.com>
6566 * descriptors.cc (Descriptors::open): Check that the options are
6567 valid before using them.
6569 2009-03-18 Ian Lance Taylor <iant@google.com>
6571 * script-sections.h: Include <list>.
6572 (class Script_sections): Change Sections_elements from std::vector
6573 to std::list. Typedef public Elements_iterator. Add
6574 orphan_section_placement_, data_segment_align_start_, and
6575 saw_data_segment_align_ fields. Remove data_segment_align_index_
6577 * script-sections.cc (class Orphan_section_placement): New class.
6578 (class Sections_element): Add virtual functions is_relro and
6579 orphan_section_init. Remove virtual function place_orphan_here.
6580 (class Output_section_definition): Add is_relro and
6581 orphan_section_init. Remove place_orphan_here.
6582 (class Orphan_output_section): Likewise.
6583 (Script_sections::Script_sections): Update for field changes.
6584 (Script_sections::data_segment_align): Set saw_data_segment_align_
6585 and data_segment_align_start_, not data_segment_align_index.
6586 (Script_sections::data_segment_relro_end): Check
6587 saw_data_segment_align_. Use data_segment_align_start_ rather
6588 than data_segment_align_index_.
6589 (Script_sections::place_orphan): Rewrite to use
6590 Orphan_section_placement.
6592 2009-03-17 Ian Lance Taylor <iant@google.com>
6594 * archive.cc (Archive::add_symbols): Check for a version attached
6595 to the symbol name in the archive map.
6596 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6597 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6598 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6599 (ver_test_11.a): New target.
6600 * testsuite/Makefile.in: Rebuild.
6602 * configure.ac: Check for chsize and posix_fallocate. Replace
6604 * ftruncate.c: New file, from gnulib.
6605 * output.cc (posix_fallocate): Define dummy version if not
6606 HAVE_POSIX_FALLOCATE.
6607 (Output_file::map): Call posix_fallocate rather than lseek and
6609 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6610 * configure, Makefile.in, config.in: Rebuild.
6612 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6614 * layout.h (Layout::create_note): Add section_name parameter.
6615 * layout.cc (Layout::create_note): Likewise.
6616 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6618 2009-03-17 Ian Lance Taylor <iant@google.com>
6620 * descriptors.cc: Include "options.h".
6621 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6622 (Descriptors::open): Always use O_CLOEXEC when opening a new
6623 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6624 then set FD_CLOEXEC.
6626 * sparc.cc (class Target_sparc): Add has_got_section.
6627 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6628 make sure we have a GOT section.
6630 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6631 (Target_sparc::Scan::local): Likewise.
6632 (Target_sparc::Scan::global): Likewise.
6633 (Target_sparc::Relocate::relocate): Likewise.
6634 (Target_sparc::Relocate::relocate_tls): Likewise.
6636 * symtab.cc (Symbol_table::define_default_version): New function,
6637 broken out of add_from_object.
6638 (Symbol_table::add_from_object): Call define_default_version.
6639 (Symbol_table::define_special_symbol): Add resolve_oldsym
6640 parameter. Change all callers. If the version for a symbol comes
6641 from a version script, resolve it with the symbol with the same
6642 name with no version. Also add the symbol without a version if
6644 (do_define_in_output_data): If resolving with oldsym, don't delete
6646 (do_define_in_output_segment): Likewise.
6647 (do_define_as_constant): Likewise.
6648 * symtab.h (class Symbol_table): Update declarations.
6650 2009-03-13 Ian Lance Taylor <iant@google.com>
6652 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6653 (Read_symbols::requeue): New function.
6654 (Read_symbols::do_read_symbols): If make_elf_object fails because
6655 the target type is not configured, and the file was searched for,
6656 issue a warning and retry with the next directory.
6657 (Add_symbols::run): If the file has an incompatible format, and
6658 it was searched for, requeue the Read_symbols task. On error,
6660 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6661 dirindex parameter to constructor. Change all callers. Declare
6662 incompatible_warning and requeue.
6663 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6664 input_argument_ and input_group_ fields. Add them to
6665 constructor. Change all callers.
6666 (class Read_script): Add dirindex_ field. Add it to constructor.
6668 * archive.cc (Archive::setup): Remove input_objects parameter.
6670 (Archive::get_file_and_offset): Likewise.
6671 (Archive::read_all_symbols): Likewise.
6672 (Archive::read_symbols): Likewise.
6673 (Archive::get_elf_object_for_member): Remove input_objects
6674 parameter. Add punconfigured parameter. Change all callers.
6675 (Archive::add_symbols): Change return type to bool. Check return
6676 value of include_member.
6677 (Archive::include_all_members): Likewise.
6678 (Archive::include_member): Change return type to bool. Return
6679 false if first included object has incompatible target. Set
6680 included_member_ field.
6681 (Add_archive_symbols::run): If add_symbols returns false, requeue
6683 * archive.h (class Archive): Add included_member_ field.
6684 Initialize it in constructor. Add input_file and searched_for
6685 methods. Update declarations.
6686 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6687 input_argument_ fields. Add them to constructor. Change all
6689 * script.cc: Include "target-select.h".
6690 (class Parser_closure): Add skip_on_incompatible_target_ and
6691 found_incompatible_target_ fields. Add
6692 skip_on_incompatible_target parameter to constructor. Change all
6693 callers. Add methods skip_on_incompatible_target,
6694 clear_skip_on_incompatible_target, found_incompatible_target, and
6695 set_found_incompatible_target.
6696 (read_input_script): Add dirindex parameter. Change all callers.
6697 If parser finds an incompatible target, requeue Read_symbols
6699 (script_set_symbol): Clear skip_on_incompatible_target in
6701 (script_add_assertion, script_parse_option): Likewise.
6702 (script_start_sections, script_add_phdr): Likewise.
6703 (script_check_output_format): New function.
6704 * script.h (read_input_script): Update declaration.
6705 * script-c.h (script_check_output_format): Declare.
6706 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6707 (ignore_cmd): Remove OUTPUT_FORMAT.
6708 * fileread.cc (Input_file::Input_file): Add explicit this.
6709 (Input_file::will_search_for): New function.
6710 (Input_file::open): Add pindex parameter. Change all callers.
6711 * fileread.h (class Input_file): Add input_file_argument method.
6712 Declare will_search_for. Update declarations.
6713 * object.cc (make_elf_object): Add punconfigured parameter.
6715 * object.h (class Object): Make input_file public. Add
6716 searched_for method.
6717 (make_elf_object): Update declaration.
6718 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6720 * dirsearch.h (class Dirsearch): Update declaration.
6721 * options.h (class General_options): Add --warn-search-mismatch.
6722 * parameters.cc (Parameters::is_compatible_target): New function.
6723 * parameters.h (class Parameters): Declare is_compatible_target.
6724 * workqueue.cc (Workqueue::add_blocker): New function.
6725 * workqueue.h (class Workqueue): Declare add_blocker.
6727 * fileread.cc (Input_file::open): Remove options parameter.
6729 (Input_file::open_binary): Likewise.
6730 * script.cc (read_input_script): Likewise.
6731 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6732 options parameter from constructor. Change all callers.
6733 (class Read_script): Likewise.
6734 * fileread.h (class Input_file): Update declarations.
6735 * script.h (read_input_script): Update declaration.
6737 2009-03-10 Nick Clifton <nickc@redhat.com>
6739 * po/es.po: New Spanish translation.
6741 2009-03-06 Cary Coutant <ccoutant@google.com>
6743 * options.cc (parse_short_option): Keep dash_z from registering itself.
6745 2009-03-03 Ian Lance Taylor <iant@google.com>
6748 * target-reloc.h (relocate_section): Pass output_section to
6750 * i386.cc (Target_i386::should_apply_static_reloc): Add
6751 output_section parameter. Change all callers.
6752 (Target_i386::Relocate::relocate): Add output_section parameter.
6753 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6754 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6755 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6756 * testsuite/two_file_shared.sh: New script.
6757 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6758 (check_DATA): Add two_file_shared.dbg.
6759 (two_file_shared.dbg): New target.
6760 * testsuite/Makefile.in: Rebuild.
6762 2009-03-01 Ian Lance Taylor <iant@google.com>
6764 * configure.ac: Check for byteswap.h.
6765 * configure: Rebuild.
6766 * config.in: Rebuild.
6768 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6770 * layout.cc (Layout::find_or_add_kept_section): New function.
6771 (Layout::add_comdat): Removed.
6772 * layout.h (struct Kept_section): Move out of class Layout.
6773 Remove trailing underscores from field names. Add group_sections
6774 field. Rename group_ field to is_group. Change all uses.
6775 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6776 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6777 comdat_groups_ field.
6778 (Sized_relobj::include_section_group): Use
6779 find_or_add_kept_section and Kept_section::group_sections.
6780 (Sized_relobj::include_linkonce_section): Likewise.
6781 * object.cc (class Sized_relobj): Don't define Comdat_group or
6782 Comdat_group_table. Remove find_comdat_group and
6783 add_comdat_group. Remove comdat_groups_ field.
6784 * plugin.cc (include_comdat_group): Use
6785 Layout::find_or_add_kept_section.
6787 2009-02-28 Ian Lance Taylor <iant@google.com>
6789 * README: --gc-sections and map files are now supported. Document
6790 some build requirements.
6793 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6794 relocatable link set the value of the section symbol to zero.
6795 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6796 relocatable link don't include the section address in the local
6799 2009-02-27 Ian Lance Taylor <iant@google.com>
6802 * options.h (class Search_directory): Add is_system_directory.
6803 (class General_options): Declare is_in_system_directory.
6804 * options.cc (get_relative_sysroot): Make static.
6805 (get_default_sysroot): Make static.
6806 (General_optoins::is_in_system_directory): New function.
6807 * fileread.cc (Input_file::is_in_system_directory): New function.
6808 * fileread.h (class Input_file): Declare is_in_system_directory.
6809 * object.h (class Object): Add is_in_system_directory.
6810 (class Input_objects): Remove system_library_directory_ field.
6811 * object.cc (Input_objects::add_object): Don't set
6812 system_library_directory_.
6813 (input_objects::found_in_system_library_directory): Remove.
6814 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6815 parameter. Change all callers.
6816 (Symbol_table::sized_write_globals): Likewise.
6817 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6818 Call Object::is_in_system_directory.
6819 * symtab.h (class Symbol_table): Update declarations.
6822 * descriptors.h (Open_descriptor): Add is_on_stack field.
6823 * descriptors.cc (Descriptors::open): If the descriptor is on the
6824 top of the stack, remove it. Initialize is_on_stack field.
6825 (Descriptors::release): Only add pod to stack if it is not on the
6827 (Descriptors::close_some_descriptor): Clear stack_next and
6831 * output.cc (Output_section::find_starting_output_address): Rename
6832 from starting_output_address; add PADDR parameter; change return
6834 * output.h (class Output_section): Declare
6835 find_starting_output_address instead of starting_output_address.
6836 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6837 section symbol for which we can't find a merge section.
6840 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6841 hidden or internal, force the symbol to be local.
6842 * resolve.cc (Symbol::override_visibility): Define.
6843 (Symbol::override_base): Use override_visibility.
6844 (Symbol_table::resolve): Likewise.
6845 (Symbol::override_base_with_special): Likewise.
6846 (Symbol_table::override_with_special): If the visibility is hidden
6847 or internal, force the symbol to be local.
6848 * symtab.h (class Symbol): Add set_visibility and
6849 override_visibility.
6850 * testsuite/ver_test_1.sh: New file.
6851 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6852 (check_DATA): Add ver_test_1.syms.
6853 (ver_test_1.syms): New target.
6854 * testsuite/Makefile.in: Rebuild.
6856 2009-02-25 Cary Coutant <ccoutant@google.com>
6858 * layout.cc (Layout::choose_output_section): Don't rename sections
6859 when using a linker script that has a SECTIONS clause.
6860 * Makefile.in: Regenerate.
6862 * testsuite/Makefile.am (script_test_5.sh): New test case.
6863 * testsuite/Makefile.in: Regenerate.
6864 * testsuite/script_test_5.cc: New file.
6865 * testsuite/script_test_5.sh: New file.
6866 * testsuite/script_test_5.t: New file.
6868 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6870 * archive.cc (Archive::include_member): Update calls to add_symbols.
6871 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6872 the Layout argument.
6873 * dynobj.h (do_add_symbols): Add the Layout argument.
6874 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6876 * object.h (Object::add_symbols): Add the Layout argument.
6877 (Object::do_add_symbols): Add the Layout argument.
6878 (Sized_relobj::do_add_symbols): Add the Layout argument.
6879 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6880 Unify the two versions.
6881 (Add_plugin_symbols): Remove.
6882 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6883 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6884 (Add_plugin_symbols): Remove.
6885 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6886 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6887 (Add_symbols::run): Make it work with Pulginobj.
6889 2009-02-06 Ian Lance Taylor <iant@google.com>
6891 * object.cc (Sized_relobj::do_layout): Make info message start
6892 with lower case letter.
6894 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6896 * binary.cc: Fix file comment.
6898 * options.h (enum Incremental_disposition): Define.
6899 (class General_options): Add new options: --incremental,
6900 --incremental_changed, --incremental_unchanged,
6901 --incremental_unknown. Add incremental_disposition_ and
6902 implicit_incremental_ fields.
6903 (General_options::incremental_disposition): New function.
6904 (class Position_dependent_options): Add incremental_disposition
6906 (Position_dependent_options::copy_from_options): Set incremental
6908 * options.cc (General_options::parse_incremental_changed): New
6910 (General_options::parse_incremental_unchanged): New function.
6911 (General_options::parse_incremental_unknown): New function.
6912 (General_options::General_options): Initialize new fields
6913 incremental_disposition_ and implicit_incremental_.
6914 (General_options::finalize): Check for uasge of --incremental-*
6915 without --incremental.
6917 2009-02-06 Chris Demetriou <cgd@google.com>
6919 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6920 pointer and to report location as the file name associated with
6922 (gold_undefined_symbol_at_location): New function to replace the
6923 old gold_undefined_symbol functionality.
6924 * target-reloc.h (relocate_section): Update to use
6925 gold_undefined_symbol_at_location.
6926 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6927 Call gold_undefined_symbol function rather than gold_error.
6928 * errors.h (Errors::undefined_symbol): Take location as a
6929 string, rather than calculating it from a relocation.
6930 * errors.cc (Errors::fatal): Print "fatal error:" before the
6932 (Errors::error, Errors::error_at_location): Print "error: "
6933 before the formatted message.
6934 (Errors::undefined_symbol): Take location as a string, rather
6935 than calculating it from a relocation.
6936 (gold_undefined_symbol_at_location): New function akin to
6937 old gold_undefined_symbol, calculates location from relocation.
6938 (gold_undefined_symbol): Change to take only a Symbol pointer
6939 and to report location as the file name associated with the symbol.
6940 * testsuite/debug_msg.sh: Update for changed error messages.
6941 * testsuite/undef_symbol.sh: Likewise.
6943 2009-02-04 Duncan Sands <baldrick@free.fr>
6946 * reduced_debug_output.h
6947 (Output_reduced_debug_abbrev_section::failed): Use format for
6949 (Output_reduced_debug_info_section::faild): Likewise.
6951 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6953 * script.cc (Lazy_demangler): New class.
6954 (Version_script_info::get_symbol_version_helper): Demangle a
6957 2009-01-29 Cary Coutant <ccoutant@google.com>
6959 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6961 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6963 2009-01-28 Ian Lance Taylor <iant@google.com>
6965 * version.cc (version_string): Bump to 1.9.
6967 * gold.h: Include <cstring> and <stdint.h>.
6968 * version.cc: Include <cstdio>.
6969 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6971 * reduced_debug_output.cc (insert_into_vector): Rename from
6972 Insert_into_vector; change all callers. Use Swap_unaligned to
6973 avoid aliasing issue; remove union since it is unnecessary.
6975 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6977 * Makefile.am (CCFILES): Add gc.cc.
6979 * Makefile.in: Regenerate.
6980 * gold.cc (Gc_runner): New class.
6981 (queue_initial_tasks): Call garbage collection related tasks
6982 when corresponding options are invoked.
6983 (queue_middle_gc_tasks): New function.
6984 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6985 processed early before laying out sections during garbage collection.
6986 * gold.h (queue_middle_gc_tasks): New function.
6987 (is_prefix_of): Move from "layout.cc".
6988 * i386.cc (Target_i386::gc_process_relocs): New function.
6989 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6990 * main.cc (main): Create object of class "Garbage_collection".
6991 * object.cc (Relobj::copy_symbols_data): New function.
6992 (Relobj::is_section_name_included): New function.
6993 (Sized_relobj::do_layout): Allow this function to be called twice
6994 during garbage collection and defer layout of section during the
6996 * object.h (Relobj::get_symbols_data): New function.
6997 (Relobj::is_section_name_included): New function.
6998 (Relobj::copy_symbols_data): New function.
6999 (Relobj::set_symbols_data): New function.
7000 (Relobj::get_relocs_data): New function.
7001 (Relobj::set_relocs_data): New function.
7002 (Relobj::is_output_section_offset_invalid): New pure virtual function.
7003 (Relobj::gc_process_relocs): New function.
7004 (Relobj::do_gc_process_relocs): New pure virtual function.
7005 (Relobj::sd_): New data member.
7006 (Sized_relobj::is_output_section_offset_invalid): New function.
7007 (Sized_relobj::do_gc_process_relocs): New function.
7008 * options.h (General_options::gc_sections): Modify to not be a no-op.
7009 (General_options::print_gc_sections): New option.
7010 * plugin.cc (Plugin_finish::run): Remove function call to
7011 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
7012 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
7013 * reloc.cc (Read_relocs::run): Add task to process relocs and
7014 determine unreferenced sections when doing garbage collection.
7015 (Gc_process_relocs): New class.
7016 (Sized_relobj::do_gc_process_relocs): New function.
7017 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
7018 sections that are garbage collected.
7019 * reloc.h (Gc_process_relocs): New class.
7020 * sparc.cc (Target_sparc::gc_process_relocs): New function.
7021 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
7022 symbols whose corresponding sections are garbage collected.
7023 (Symbol_table::Symbol_table): Add new parameter for the garbage
7025 (Symbol_table::gc_mark_undef_symbols): New function.
7026 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7027 (Symbol_table::gc_mark_dyn_syms): New function.
7028 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
7030 (Symbol_table::add_from_object): Likewise.
7031 (Symbol_table::add_from_relobj): When building shared objects, do not
7032 treat externally visible symbols as garbage.
7033 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
7034 table information for static and relocatable links.
7035 * symtab.h (Symbol_table::set_gc): New function.
7036 (Symbol_table::gc): New function.
7037 (Symbol_table::gc_mark_undef_symbols): New function.
7038 (Symbol_table::gc_mark_symbol_for_shlib): New function.
7039 (Symbol_table::gc_mark_dyn_syms): New function.
7040 (Symbol_table::gc_): New data member.
7041 * target.h (Sized_target::gc_process_relocs): New pure virtual
7043 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
7044 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
7046 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
7048 * options.h (General_options::gc_sections): Define as a no-op for now.
7049 (General_options::no_keep_memory): Ditto.
7050 (General_options::Bshareable): Define.
7051 * options.cc (General_options::finalize): Honor -Bshareable.
7053 2009-01-20 Andreas Schwab <schwab@suse.de>
7055 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
7056 read the value in the contents, since we don't use it. Use the
7057 template endianness when writing.
7058 (Relocate::relocate): Use it for R_PPC_REL16_HA.
7060 2009-01-19 Andreas Schwab <schwab@suse.de>
7062 * configure.tgt (powerpc64-*): Fix targ_obj.
7064 2009-01-15 Ian Lance Taylor <iant@google.com>
7066 * object.cc (Sized_relobj::write_local_symbols): Don't write out
7067 local symbols when stripping all symbols.
7069 2009-01-14 Cary Coutant <ccoutant@google.com>
7071 * output.cc (Output_reloc): Add explicit instantiations.
7073 2009-01-14 Cary Coutant <ccoutant@google.com>
7075 * archive.cc (Archive::get_elf_object_for_member): Remove call
7076 to File_read::claim_for_plugin.
7077 * descriptors.cc (Descriptors::open): Remove reference to
7079 (Descriptors::claim_for_plugin): Remove.
7080 * descriptors.h (Descriptors::claim_for_plugin): Remove.
7081 (Descriptors::is_claimed): Remove.
7082 (claim_descriptor_for_plugin): Remove.
7083 * fileread.cc (File_read::claim_for_plugin): Remove.
7084 * fileread.h (File_read::claim_for_plugin): Remove.
7085 (File_read::descriptor): Reopen descriptor if necessary.
7086 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
7087 (Plugin_manager::all_symbols_read): Add task parameter. Change
7089 (Plugin_manager::get_input_file): New function.
7090 (Plugin_manager::release_input_file): New function.
7091 (Pluginobj::Pluginobj): Add filesize parameter and initialize
7092 corresponding data member.
7093 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
7094 and pass to base constructor. Change all callers.
7095 (get_input_file, release_input_file): New functions.
7096 (make_sized_plugin_object): Add filesize parameter. Change all callers.
7097 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
7098 (Plugin_manager::all_symbols_read): Add task parameter.
7099 (Plugin_manager::get_input_file): New function.
7100 (Plugin_manager::release_input_file): New function.
7101 (Plugin_manager::task_): New data member.
7102 (Pluginobj::Pluginobj): Add filesize parameter.
7103 (Pluginobj::filename): New function.
7104 (Pluginobj::descriptor): New function.
7105 (Pluginobj::filesize): New function.
7106 (Pluginobj::filesize_): New data member.
7107 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
7108 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
7109 File_read::claim_for_plugin; use Object::unlock to unlock the file.
7111 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
7112 with archive libraries.
7113 * testsuite/Makefile.in: Regenerate.
7114 * testsuite/plugin_test.c (struct sym_info): New type.
7115 (get_input_file, release_input_file): New static variables.
7116 (onload): Capture new transfer vector entries.
7117 (claim_file_hook): Stop reading at end of file according to filesize.
7118 Factor out parsing of readelf output into separate function.
7119 (all_symbols_read_hook): Exercise get_input_file and release_input_file
7120 APIs and get the source file name from the symbol table. Convert
7121 source file name to corresponding object file name. Print info
7122 message when adding new input files.
7123 (parse_readelf_line): New function.
7124 * testsuite/plugin_test_1.sh: Add checks for new info messages.
7125 * testsuite/plugin_test_2.sh: Likewise.
7126 * testsuite/plugin_test_3.sh: Likewise.
7127 * testsuite/plugin_test_4.sh: New test case.
7129 2009-01-07 Ian Lance Taylor <iant@google.com>
7131 * version.cc (version_string): Bump to 1.8.
7133 2008-12-23 Cary Coutant <ccoutant@google.com>
7135 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
7136 * plugin.cc (Plugin_manager::finish): Rename as
7137 layout_deferred_objects. Move cleanup to separate function.
7138 (Plugin_manager::cleanup): New function.
7139 (Plugin_finish::run): Call layout_deferred_objects and cleanup
7141 * plugin.h (Plugin_manager::finish): Rename as
7142 layout_deferred_objects.
7143 (Plugin_manager::cleanup): New function.
7144 (Plugin_manager::cleanup_done): New field.
7146 2008-12-23 Cary Coutant <ccoutant@google.com>
7148 * plugin.cc (is_visible_from_outside): New function.
7149 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
7150 so we don't return "IR only" status for exported symbols or -r links.
7152 * testsuite/Makefile.am (plugin_test_3): New test case.
7153 * testsuite/Makefile.in: Regenerate.
7154 * testsuite/plugin_test_3.sh: New file.
7156 2008-12-22 Cary Coutant <ccoutant@google.com>
7158 * object.cc (Sized_relobj::layout_section): New function.
7159 (Sized_relobj::do_layout): Defer layout of input sections until after
7160 plugin has provided replacement files.
7161 (Sized_relobj::do_layout_deferred_sections): New function.
7162 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7163 (Relobj::layout_deferred_sections): New function.
7164 (Relobj::do_layout_deferred_sections): New function.
7165 (Sized_relobj::do_layout_deferred_sections): New function.
7166 (Sized_relobj::layout_section): New function.
7167 (Sized_relobj::Deferred_layout): New structure.
7168 (Sized_relobj::deferred_layout_): New field.
7169 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7170 Change all callers. Layout deferred sections.
7171 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7173 (Plugin_hook::run): Move code from do_plugin_hook inline.
7174 (Plugin_hook::do_plugin_hook): Remove.
7175 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7176 (Plugin_manager::finish): Renamed, was cleanup.
7177 (Plugin_manager::should_defer_layout): New function.
7178 (Plugin_manager::add_deferred_layout_object): New function.
7179 (Plugin_manager::Deferred_layout_list): New type.
7180 (Plugin_manager::deferred_layout_objects_): New field.
7181 (Plugin_hook::do_plugin_hook): Remove.
7183 2008-12-17 Ian Lance Taylor <iant@google.com>
7185 * options.h (class General_options): Add --no case for
7188 2008-12-16 Cary Coutant <ccoutant@google.com>
7190 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7192 (Plugin_manager::claim_file): Create plugin object even if
7193 plugin did not call the add_symbols callback.
7194 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7195 asking for more symbols than were added.
7196 * testsuite/Makefile.am (plugin_test_1): Add test case with
7198 (empty.syms): New target.
7199 * testsuite/Makefile.in: Regenerate.
7200 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7201 message. Don't call add_symbols if no globals.
7202 (all_symbols_read_hook): Don't provide replacement for empty
7205 2008-12-12 Ian Lance Taylor <iant@google.com>
7207 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7208 r_type == 0 for a local symbol with r_sym == 0.
7209 (scan_relocatable_relocs): Pass r_sym to
7210 local_non_section_strategy.
7211 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7214 * configure.ac: Update test for TLS descriptors: they are
7215 supported as of glibc 2.9.
7216 * configure: Rebuild.
7218 2008-12-11 Ian Lance Taylor <iant@google.com>
7221 * target-reloc.h (Default_scan_relocatable_relocs): For each
7222 function, map r_type == 0 to RELOC_DISCARD.
7224 2008-12-10 Cary Coutant <ccoutant@google.com>
7226 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7227 object to override a kept COMDAT group from a plugin object.
7229 2008-12-09 Ian Lance Taylor <iant@google.com>
7232 * yyscript.y (file_cmd): Handle INPUT.
7234 * testsuite/initpri1.c: Change all declarations to be full
7235 prototypes by adding void, to avoid compiler warnings.
7237 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7239 * options.cc (General_options::parse_plugin_opt): New.
7240 (General_options::add_plugin): The argument now is just the filename.
7241 (General_options::add_plugin_option): New.
7242 * options.h (plugin_opt): New.
7243 (add_plugin): Change argument name.
7244 (add_plugin_option): New.
7245 * plugin.cc (Plugin::load): Don't parse the plugin option.
7246 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7247 (Plugin::add_option): New.
7248 (Plugin::args_): Change type.
7249 (Plugin::filename_): New.
7250 (Plugin_manager::add_plugin_option): New.
7251 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7252 * testsuite/Makefile.in: Regenerate.
7254 2008-12-05 Cary Coutant <ccoutant@google.com>
7256 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7257 Handle --strip-lto-sections option.
7258 * options.h (strip_lto_sections): New option.
7260 2008-12-01 Cary Coutant <ccoutant@google.com>
7262 * plugin.cc (ld_plugin_message): Change format parameter to const.
7263 Fix mismatch between new[] and delete.
7265 2008-11-14 Cary Coutant <ccoutant@google.com>
7267 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7270 2008-11-05 Craig Silverstein <csilvers@google.com>
7272 * options.cc (General_options::parse_dynamic_list): New function.
7273 * options.h (General_options): New flags dynamic_list,
7274 dynamic_list_data, dynamic_list_cpp_new, and
7275 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7276 (General_options::in_dynamic_list): New function.
7277 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7278 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7279 (Lex::can_continue_name): Likewise.
7281 (read_script_file): New parameter script_options.
7282 (read_dynamic_list): New function.
7283 (Script_options::define_dynamic_list): New function.
7284 (dynamic_list_keyword_parsecodes): New variable.
7285 (dynamic_list_keywords): New variable.
7286 * script.h (Script_options::define_dynamic_list): New function
7288 (read_dynamic_list): New function prototype.
7289 * symtab.cc (strprefix): New macro.
7290 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7291 dynamic_list_data, dynamic_list_cpp_new, and
7292 dynamic_list_cpp_typeinfo.
7293 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7294 (dynamic_list_expr): New rule.
7295 (dynamic_list_nodes): Likewise.
7296 (dynamic_list_node): Likewise.
7297 * testsuite/Makefile.am (dynamic_list): New test.
7298 * testsuite/Makefile.in: Regenerated.
7299 * testsuite/dynamic_list.t: New file.
7300 * testsuite/dynamic_list.sh: New file.
7302 2008-11-05 Craig Silverstein <csilvers@google.com>
7304 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7305 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7306 (t11_last): Likewise.
7307 * testsuite/ver_test_6.c (main): Likewise.
7309 2008-10-07 Cary Coutant <ccoutant@google.com>
7311 * options.c (General_options::finalize): Add check for -static and
7313 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7316 2008-10-02 Cary Coutant <ccoutant@google.com>
7318 * plugin.cc (make_sized_plugin_object): Fix conditional
7319 compilation to work when not all targets are enabled.
7321 2008-09-29 Cary Coutant <ccoutant@google.com>
7323 * archive.cc (Archive::get_file_and_offset): Use filename instead
7324 of name to get library path.
7325 (Archive::include_member): Unlock external member of a thin archive.
7327 * testsuite/Makefile.am (TEST_AR): New variable.
7328 (thin_archive_test_1): New test.
7329 (thin_archive_test_2): New test.
7330 * testsuite/Makefile.in: Regenerate.
7331 * testsuite/thin_archive_main.cc: New file.
7332 * testsuite/thin_archive_test_1.cc: New file.
7333 * testsuite/thin_archive_test_2.cc: New file.
7334 * testsuite/thin_archive_test_3.cc: New file.
7335 * testsuite/thin_archive_test_4.cc: New file.
7337 2008-09-29 Cary Coutant <ccoutant@google.com>
7339 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7340 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7342 (Sized_relobj::do_finalize_local_symbols): Likewise.
7343 (Sized_relobj::map_to_kept_section): Likewise.
7344 * object.h (Sized_relobj::invalid_address): New constant.
7345 (Sized_relobj::do_output_section_offset): Check for invalid_address
7347 * output.cc (Output_reloc::local_section_offset): Use constant
7348 invalid_address instead of -1U.
7349 (Output_reloc::get_address): Likewise.
7350 (Output_section::output_address): Change -1U to -1ULL.
7351 * output.h (Output_reloc::invalid_address): New constant.
7352 * reloc.cc (Sized_relobj::write_sections): Use constant
7353 invalid_address instead of -1U.
7354 (Sized_relobj::relocate_sections): Likewise.
7355 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7356 values for merge sections.
7357 * target-reloc.h (relocate_for_relocatable): Use constant
7358 invalid_address instead of -1U.
7360 2008-09-19 Cary Coutant <ccoutant@google.com>
7362 Add plugin functionality for link-time optimization (LTO).
7363 * configure.ac (plugins): Add --enable-plugins option.
7364 * configure: Regenerate.
7365 * config.in: Regenerate.
7366 * Makefile.am (LIBDL): New variable.
7367 (CCFILES): Add plugin.cc.
7368 (HFILES): Add plugin.h.
7369 (ldadd_var): Add LIBDL.
7370 * Makefile.in: Regenerate.
7372 * archive.cc: Include "plugin.h".
7373 (Archive::setup): Don't preread archive symbols when using a plugin.
7374 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7375 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7377 (Archive::include_member): Add symbols from plugin objects.
7378 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7379 * descriptors.cc (Descriptors::open): Check for file descriptors
7380 abandoned by plugins.
7381 (Descriptors::claim_for_plugin): New function.
7382 * descriptors.h (Descriptors::claim_for_plugin): New function.
7383 (Open_descriptor::is_claimed): New field.
7384 (claim_descriptor_for_plugin): New function.
7385 * fileread.cc (File_read::claim_for_plugin): New function.
7386 * fileread.h (File_read::claim_for_plugin): New function.
7387 (File_read::descriptor): New function.
7388 * gold.cc: Include "plugin.h".
7389 (queue_initial_tasks): Add task to call plugin hooks for generating
7391 * main.cc: Include "plugin.h".
7392 (main): Load plugin libraries.
7393 * object.h (Pluginobj): Declare.
7394 (Object::pluginobj): New function.
7395 (Object::do_pluginobj): New function.
7396 (Object::set_target): New function.
7397 * options.cc: Include "plugin.h".
7398 (General_options::parse_plugin): New function.
7399 (General_options::General_options): Initialize plugins_ field.
7400 (General_options::add_plugin): New function.
7401 * options.h (Plugin_manager): Declare.
7402 (General_options): Add --plugin option.
7403 (General_options::has_plugins): New function.
7404 (General_options::plugins): New function.
7405 (General_options::add_plugin): New function.
7406 (General_options::plugins_): New field.
7407 * plugin.cc: New file.
7408 * plugin.h: New file.
7409 * readsyms.cc: Include "plugin.h".
7410 (Read_symbols::do_read_symbols): Check for archive before checking
7411 for ELF file. Call plugin hooks to claim files.
7412 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7413 from a real object file; force override when processing replacement
7415 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7416 (Symbol::init_base_object): Likewise.
7417 (Symbol::init_base_output_data): Likewise.
7418 (Symbol::init_base_output_segment): Likewise.
7419 (Symbol::init_base_constant): Likewise.
7420 (Symbol::init_base_undefined): Likewise.
7421 (Symbol::output_section): Assert that object is not a plugin.
7422 (Symbol_table::add_from_pluginobj): New function.
7423 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7425 (Symbol_table::sized_write_globals): Likewise.
7426 (Symbol_table::add_from_pluginobj): Instantiate template.
7427 * symtab.h (Sized_pluginobj): Declare.
7428 (Symbol::in_real_elf): New function.
7429 (Symbol::set_in_real_elf): New function.
7430 (Symbol::in_real_elf_): New field.
7431 (Symbol_table::add_from_pluginobj): New function.
7433 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7434 (LIBDL): New variable.
7436 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7437 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7438 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7439 (MOSTLYCLEANFILES): Likewise.
7440 * testsuite/Makefile.in: Regenerate.
7441 * testsuite/plugin_test.c: New file.
7442 * testsuite/plugin_test_1.sh: New file.
7443 * testsuite/plugin_test_2.sh: New file.
7445 2008-09-16 Ian Lance Taylor <iant@google.com>
7447 * target-reloc.h (relocate_section): Check whether a symbol is
7448 defined by the ABI before reporting an undefined symbol error.
7449 * target.h (Target::is_defined_by_abi): Make parameter const.
7450 (Target::do_is_defined_by_abi): Likewise.
7451 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7452 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7453 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7454 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7455 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7456 * testsuite/Makefile.in: Rebuild.
7458 * fileread.cc (make_view): Add casts to avoid warning.
7460 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7462 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7463 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7465 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7467 * options.h (General_options::output_is_executable): New.
7468 (General_options::output_is_pie): New.
7469 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7470 for shared libraries.
7471 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7473 2008-09-11 Chris Demetriou <cgd@google.com>
7475 * options.h (origin): New -z option.
7476 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7477 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7480 2008-09-05 Cary Coutant <ccoutant@google.com>
7482 * fileread.cc (File_read::make_view): Add check for attempt to map
7485 2008-09-05 Cary Coutant <ccoutant@google.com>
7487 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7488 explicit instantiations.
7490 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7493 * options.cc (General_options::finalize): Allow undefined symbols
7494 in shlibs if linking -shared.
7497 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7498 symbols as not needing a dynsym entry.
7500 2008-08-20 Craig Silverstein <csilvers@google.com>
7502 * fileread.cc (File_read::open): Do not lock the file unless it
7503 was successfully opened.
7505 2008-08-14 Cary Coutant <ccoutant@google.com>
7507 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7508 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7509 * testsuite/tls_test.cc (struct int128): 128-bit struct
7510 for testing TLS relocs with non-zero addend.
7511 (v12): New TLS variable.
7513 (t_last): Add check for v12.
7514 * testsuite/tls_test.h (t12): New function.
7515 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7517 2008-08-13 Ian Lance Taylor <iant@google.com>
7519 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7520 set tls_segment_ or relro_segment_.
7521 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7523 * output.h (Output_section::clear_is_relro): New function.
7524 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7525 sections specially even when output_data_ is empty.
7526 (Output_segment::maximum_alignment): When first section is relro,
7527 only force alignment for PT_LOAD segments.
7528 * script.cc (script_data_segment_align): New function.
7529 (script_data_segment_relro_end): New function.
7530 * script-c.h (script_data_segment_align): Declare.
7531 (script_data_segment_relro_end): Declare.
7532 * script-sections.h (class Script_sections): Declare
7533 data_segment_align and data_segment_relro_end. Add fields
7534 segment_align_index_ and saw_relro_end_.
7535 * script-sections.cc (class Sections_element): Add set_is_relro
7536 virtual function. Add new bool* parameter to place_orphan_here.
7537 Add get_output_section virtual function.
7538 (class Output_section_definition): Add set_is_relro. Add new
7539 bool* parameter to place_orphan_here. Add get_output_section.
7540 Add is_relro_ field.
7541 (Output_section_definition::Output_section_definition): Initialize
7542 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7543 and is_relro_ fields.
7544 (Output_section_definition::place_orphan_here): Add is_relro
7546 (Output_section_definition::set_section_addresses): Set relro for
7548 (Output_section_definition::alternate_constraint): Likewise.
7549 (class Orphan_output_section): Add new bool* parameter to
7550 place_orphan_here. Add get_output_section.
7551 (Orphan_output_section::place_orphan_here): Add is_relro
7553 (Script_sections::Script_sections): Initialize
7554 data_segment_align_index_ and saw_relro_end_.
7555 (Script_sections::data_segment_align): New function.
7556 (Script_sections::data_segment_relro_end): New function.
7557 (Script_sections::place_orphan): Set or clear is_relro.
7558 (Script_sections::set_section_addresses): Force alignment of first
7560 * yyscript.y (exp): Call script_data_segment_align and
7561 script_data_segment_relro_end.
7562 * testsuite/relro_script_test.t: New file.
7563 * testsuite/relro_test.cc (using_script): Declare.
7564 (t1, t2): Test using_script.
7565 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7566 (relro_script_test_SOURCES): Define.
7567 (relro_script_test_DEPENDENCIES): Define.
7568 (relro_script_test_LDFLAGS): Define.
7569 (relro_script_test_LDADD): Define.
7570 (relro_script_test.so): New target.
7571 * testsuite/Makefile.in: Rebuild.
7573 2008-08-06 Cary Coutant <ccoutant@google.com>
7575 * archive.cc (Archive::total_archives, Archive::total_members)
7576 (Archive::total_members_loaded): New variables.
7577 (Archive::setup): Add parameter. Add option to preread
7579 (Archive::read_armap): Add counter.
7580 (Archive::get_file_and_offset): New function.
7581 (Archive::get_elf_object_for_member): New function.
7582 (Archive::read_all_symbols): New function.
7583 (Archive::read_symbols): New function.
7584 (Archive::add_symbols): Add counters.
7585 (Archive::include_all_members): Use armap to find members if it's
7587 (Archive::include_member): Skip reading symbols if already read.
7588 Factored code into Archive::get_file_and_offset and
7589 Archive::get_elf_object_for_member. Changed call to
7590 Mapfile::report_include_archive_member.
7591 (Archive::print_stats): New function.
7592 * archive.h: Declare Object and Read_symbols_data classes.
7593 (Archive::Archive): Add initializers for new members.
7594 (Archive::setup): Add parameter.
7595 (Archive::print_stats): New function.
7596 (Archive::total_archives, Archive::total_members)
7597 (Archive::total_members_loaded): New variables.
7598 (Archive::get_file_and_offset): New function.
7599 (Archive::get_elf_object_for_member): New function.
7600 (Archive::read_all_symbols): New function.
7601 (Archive::read_symbols): New function.
7602 (Archive::Archive_member): New class.
7603 (Archive::members_): New member.
7604 (Archive::num_members_): New member.
7605 * main.cc: Include archive.h.
7606 (main): Call Archive::print_stats.
7607 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7608 archive parameter; member_name is now the fully-decorated name.
7609 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7610 * options.h: (General_options): Add --preread-archive-symbols option.
7611 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7614 2008-08-04 Ian Lance Taylor <iant@google.com>
7616 * symtab.h (Symbol::use_plt_offset): New function.
7617 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7618 * powerpc.cc (Relocate::relocate): Likewise.
7619 * sparc.cc (Relocate::relocate): Likewise.
7620 * x86_64.cc (Relocate::relocate): Likewise.
7621 * testsuite/weak_plt.sh: New test.
7622 * testsuite/weak_plt_main.cc: New test.
7623 * testsuite/weak_plt_shared.cc: New test.
7624 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7625 (check_PROGRAMS): Add weak_plt.
7626 (check_DATA): Add weak_plt_shared.so.
7627 (weak_plt_main_pic.o, weak_plt): New targets.
7628 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7629 * testsuite/Makefile.in: Rebuild.
7631 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7633 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7634 * testsuite/Makefile.in: Rebuild.
7636 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7638 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7639 * Makefile.in: Regenerate.
7640 * po/POTFILES.in: Regenerate.
7642 2008-07-29 Ian Lance Taylor <iant@google.com>
7644 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7645 symbols before other symbols.
7646 * testsuite/script_test_2.cc (test_addr): Declare.
7647 (test_addr_alias): Declare.
7648 (main): Check that test_addr and test_addr_alias have the right
7650 * testsuite/script_test_2.t: Define test_addr_alias and
7653 2008-07-24 Ian Lance Taylor <iant@google.com>
7656 * descriptors.cc: New file.
7657 * descriptors.h: New file.
7658 * gold-threads.h (class Hold_optional_lock): New class.
7659 * fileread.cc: Include "descriptors.h".
7660 (File_read::~File_read): Release descriptor rather than closing
7662 (File_read::open) [file]: Call open_descriptor rather than open.
7663 Set is_descriptor_opened_.
7664 (File_read::open) [memory]: Assert that descriptor is not open.
7665 (File_read::reopen_descriptor): New function.
7666 (File_read::release): Release descriptor.
7667 (File_read::do_read): Make non-const. Reopen descriptor.
7668 (File_read::read): Make non-const.
7669 (File_read::make_view): Reopen descriptor.
7670 (File_read::do_readv): Likewise.
7671 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7672 Update declarations.
7673 * layout.cc: Include "descriptors.h".
7674 (Layout::create_build_id): Use open_descriptor rather than open.
7675 * output.cc: Include "descriptors.h".
7676 (Output_file::open): Use open_descriptor rather than open.
7677 * archive.cc (Archive::const_iterator): Change Archive to be
7679 (Archive::begin, Archive::end): Make non-const.
7680 (Archive::count_members): Likewise.
7681 * archive.h (class Archive): Update declarations.
7682 * object.h (Object::read): Make non-const.
7683 * Makefile.am (CCFILES): Add descriptors.cc.
7684 (HFILES): Add descriptors.h.
7685 * Makefile.in: Rebuild.
7688 * gold.h: Always include <clocale>. Add Solaris workarounds
7689 following code in binutils/sysdep.h.
7692 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7693 this->eh_frame_hdr_ is NULL before using it.
7695 * dynobj.cc (Versions::Versions): Update comment.
7697 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7698 the base version name.
7700 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7701 array size plus one.
7702 (Stringpool_template::set_string_offsets): Subtract one from key
7703 before using it as an array index.
7704 (Stringpool_template::get_offset_with_length): Likewise.
7705 (Stringpool_template::write_to_buffer): Likewise.
7706 * stringpool.h (Stringpool_template::get_offset_from_key):
7709 2008-07-23 Ian Lance Taylor <iant@google.com>
7712 * object.h (Merged_symbol_value::value): Do our best to handle a
7716 * script.cc (Version_script_info::get_versions): Don't add empty
7717 version tag to return value.
7718 (Version_script_info::get_symbol_version_helper): Change return
7719 type to bool. Add pversion parameter. Change all callers.
7720 (script_register_vers_node): Don't require a non-NULL tag.
7721 * script.h (class Version_script_info): Update declarations.
7722 (Version_script_info::get_symbol_version): Change return type to
7723 bool. Add version parameter. Change all callers.
7724 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7725 handling. Handle an empty version from a version script.
7726 (Symbol_table::define_special_symbol): Likewise.
7727 * testsuite/ver_test_10.script: New file.
7728 * testsuite/ver_test_10.sh: New file.
7729 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7730 (check_DATA): Add ver_test_10.syms.
7731 (ver_test_10.syms, ver_test_10.so): New target.
7732 * testsuite/Makefile.in: Rebuild.
7734 2008-07-23 Simon Baldwin <simonb@google.com>
7736 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7737 to zero for undefined symbols from dynamic libraries.
7739 2008-07-23 Ian Lance Taylor <iant@google.com>
7741 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7743 * symtab.h (class Symbol_table): Update declaration.
7744 * testsuite/ver_test_9.cc: New file.
7745 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7746 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7747 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7748 (ver_test_9.so, ver_test_9.o): New targets.
7749 * testsuite/Makefile.in: Rebuild.
7751 2008-07-22 Ian Lance Taylor <iant@google.com>
7753 * options.h (class General_options): Define --check-sections.
7754 * layout.cc (Layout::set_segment_offsets): Handle
7757 * options.h (class General_options): Define -n/--nmagic and
7759 * options.cc (General_options::finalize): For -n/--nmagic or
7760 -N/--omagic, set -static.
7761 * layout.cc (Layout::attach_allocated_section_to_segment): If
7762 -N/--omagic, don't put read-only and read-write sections in
7764 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7765 finding a read-only segment.
7766 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7767 don't set the minimum segment alignment to the common page size,
7768 and don't set the file offset to the address modulo the page size.
7769 * script-sections.cc (Script_sections::create_segments): If
7770 -n/--omagic, don't put read-only and read-write sections in
7773 * cref.cc: New file.
7775 * options.h (class General_options): Add --print-symbol-counts.
7776 * main.cc (main): Issue defined symbol report if requested.
7777 * archive.cc (Archive::interpret_header): Make into a const member
7779 (Archive::add_symbols): Call Input_objects::archive_start and
7781 (Archive::const_iterator): Define new class.
7782 (Archive::begin, Archive::end): New functions.
7783 (Archive::include_all_members): Rewrite to use iterator.
7784 (Archive::count_members): New function.
7785 * archive.h (class Archive): Update declarations.
7786 (Archive::filename): New function.
7787 * object.cc: Include "cref.h".
7788 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7789 (Sized_relobj::do_get_global_symbol_counts): New function.
7790 (Input_objects::add_object): Add object to cross-referencer.
7791 (Input_objects::archive_start): New function.
7792 (Input_objects::archive_stop): New function.
7793 (Input_objects::print_symbol_counts): New function.
7794 * object.h: Declare Cref and Archive.
7795 (Object::get_global_symbol_counts): New function.
7796 (Object::do_get_global_symbol_counts): New pure virtual function.
7797 (class Sized_relobj): Add defined_count_ field. Update
7799 (class Input_objects): Add cref_ field. Update constructor.
7800 Update declarations.
7801 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7803 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7805 (Sized_dynobj::do_get_global_symbol_counts): New function.
7806 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7807 defined_count_. Update declarations. Define Symbols typedef.
7808 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7809 parameter. Change all callers.
7810 (Symbol_table::add_from_dynobj): Add sympointers and defined
7811 parameters. Change all callers.
7812 * symtab.h (class Symbol_table): Update declarations.
7813 * Makefile.am (CCFILES): Add cref.cc.
7814 (HFILES): Add cref.h.
7815 * Makefile.in: Rebuild.
7817 2008-07-22 Simon Baldwin <simonb@google.com>
7819 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7820 to zero when writing undefined symbols.
7822 2008-07-22 Ian Lance Taylor <iant@google.com>
7824 * output.cc (Output_section::add_input_section): Don't try to
7825 merge empty merge sections.
7827 2008-07-21 Craig Silverstein <csilvers@google.com>
7829 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7830 Include symbol version in error message.
7832 2008-07-20 Chris Demetriou <cgd@google.com>
7834 * configure.ac (gold_cv_c_random_seed): New configured variable.
7835 (RANDOM_SEED_CFLAGS): New substituted variable.
7836 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7837 * configure: Rebuild.
7838 * Makefile.in: Likewise.
7839 * testsuite/Makefile.in: Likewise.
7841 2008-07-18 Ian Lance Taylor <iant@google.com>
7843 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7844 where we see NAME/NULL and NAME/VERSION as separate symbols.
7845 * testsuite/ver_test_main.cc (main): Call t4.
7846 (t4, t4_2a): Define.
7847 * testsuite/ver_test_2.cc (t4_2): Define.
7848 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7849 * testsuite/ver_test_4.cc (t4_2a): Define.
7850 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7851 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7853 2008-07-17 Ian Lance Taylor <iant@google.com>
7855 * dynobj.cc (Versions::add_def): If we give an error about a
7856 missing version, go ahead and create the version anyhow.
7858 2008-07-10 Ian Lance Taylor <iant@google.com>
7860 Handle output sections with more than 0x7fffffff bytes.
7861 * object.h (class Relobj): Change map_to_output_ to
7862 output_sections_, and just keep a section pointer. Change all
7863 uses. Move comdat group support to Sized_relobj.
7864 (Relobj::is_section_specially_mapped): Remove.
7865 (Relobj::output_section): Remove poff parameter. Change all
7867 (Relobj::output_section_offset): New function.
7868 (Relobj::set_section_offset): Rewrite.
7869 (Relobj::map_to_output): Remove.
7870 (Relobj::output_sections): New function.
7871 (Relobj::do_output_section_offset): New pure virtual function.
7872 (Relobj::do_set_section_offset): Likewise.
7873 (class Sized_relobj): Add section_offsets_ field. Add comdat
7874 group support from Relobj. Update declarations.
7875 (Sized_relobj::get_output_section_offset): New function.
7876 (Sized_relobj::do_output_section_offset): New function.
7877 (Sized_relobj::do_set_section_offset): New function.
7878 * object.cc (Relobj::output_section_address): Remove.
7879 (Sized_relobj::Sized_relobj): Initialize new fields.
7880 (Sized_relobj::include_section_group): Cast find_kept_object to
7882 (Sized_relobj::include_linkonce_section): Likewise.
7883 (Sized_relobj::do_layout): Use separate arrays for output section
7885 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7887 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7888 output_sections and section_offsets.
7889 (Sized_relobj::write_local_symbols): Likewise.
7890 (map_to_kept_section): Compute output address directly.
7891 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7892 output_sections and section_offsets.
7893 (Sized_relobj::write_sections): Likewise.
7894 (Sized_relobj::relocate_sections): Likewise.
7895 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7896 * output.h (class Output_reloc): Update declarations. Change
7897 u2_.relobj to Sized_relobj*.
7898 (class Output_data_reloc): Change add functions to use
7900 * output.cc (Output_reloc::Output_reloc): Change relobj to
7902 (Output_reloc::local_section_offset): Change return type to
7903 Elf_Addr. Use get_output_section_offset.
7904 (Output_reloc::get_address): Likewise.
7905 (Output_section::is_input_address_mapped): Don't call
7906 is_section_specially_mapped.
7907 (Output_section::output_offset): Likewise.
7908 (Output_section::output_address): Likewise.
7909 (Output_section::starting_output_address): Likewise.
7910 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7911 parameter to Sized_relobj*.
7912 (Copy_relocs::need_copy_reloc): Likewise.
7913 (Copy_relocs::save): Likewise.
7914 * copy-relocs.h (class Copy_relocs): Update declarations.
7915 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7916 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7917 * target-reloc.h (relocate_for_relocatable): Change
7918 offset_in_output_section type to Elf_Addr. Change code that uses
7920 * layout.cc (Layout::layout): Always set *off.
7921 * mapfile.cc (Mapfile::print_input_section): Use
7922 output_section_offset.
7923 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7925 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7926 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7927 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7929 2008-07-03 Ian Lance Taylor <iant@google.com>
7931 * layout.cc (Layout::include_section): Do not discard unrecognized
7932 SHT_STRTAB sections.
7934 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7936 * script.cc (Lex::can_continue_name): Make '?' allowable in
7937 version-script names.
7938 * testsuite/version_script.map: Change glob pattern to use '?'
7940 2008-06-30 Manish Singh <yosh@gimp.org>
7943 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7946 2008-06-30 Ian Lance Taylor <iant@google.com>
7950 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7951 versions]: Don't try to read the value in the contents, since we
7952 don't use it. Use the template endianness when writing.
7954 2008-06-25 Cary Coutant <ccoutant@google.com>
7956 * fileread.cc (File_read::make_view): Assert on zero-length view.
7957 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7958 symbol table when there are no symbols to read.
7960 2008-06-23 Craig Silverstein <csilvers@google.com>
7962 * version.cc (version_string): Bump to 1.7
7964 2008-06-18 Craig Silverstein <csilvers@google.com>
7966 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7967 constant 0xFFFF to type Valtype.
7968 (Powerpc_relocate_functions::rel16_ha): Likewise.
7970 2008-06-17 Ian Lance Taylor <iant@google.com>
7972 * output.h (Output_section::Input_section): Initialize p2align_ to
7973 zero for Output_section_data constructors.
7974 (Output_section::Input_section::addralign): If not an input
7975 section, return the alignment of the Output_section_data.
7976 * testsuite/copy_test.cc: New file.
7977 * testsuite/copy_test_1.cc: New file.
7978 * testsuite/copy_test_2.cc: New file.
7979 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7980 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7981 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7982 (copy_test_1_pic.o, copy_test_1.so): New targets.
7983 (copy_test_2_pic.o, copy_test_2.so): New targets.
7984 * testsuite/Makefile.in: Rebuild.
7986 * script-sections.cc (Script_sections::place_orphan): Initialize
7987 local variable exact.
7989 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7991 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7993 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7994 David S. Miller <davem@davemloft.net>
7996 * powerpc.cc: New file.
7997 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7998 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7999 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
8000 * Makefile.in: Rebuild.
8002 2008-06-09 Ian Lance Taylor <iant@google.com>
8004 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
8006 (throwing, orig_terminate): New static variables.
8007 (terminate_handler): New static function.
8008 (t2): Set terminate handler.
8010 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
8013 * binary.cc (Binary_to_elf::sized_convert): Fix .data
8016 2008-05-30 Cary Coutant <ccoutant@google.com>
8018 * archive.cc (Archive::include_all_members) Correct to step
8019 over symbol table and extended name table in thin archives.
8021 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
8024 * target-reloc.h (relocate_for_relocatable): Fix new_offset
8027 2008-05-28 Caleb Howe <cshowe@google.com>
8029 * reduced_debug_output.cc: New file.
8030 * reduced_debug_output.h: New file.
8031 * options.h (class General_options): Add --strip-debug-non-line.
8032 * options.cc (General_options::finalize): Add strip_debug_non_line
8033 to the strip heirarchy.
8034 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
8036 * layout.cc: Include "reduced_debug_output.h".
8037 (Layout::Layout): Initialize new fields.
8038 (line_only_debug_sections): New static array.
8039 (is_lines_only_debug_sections): New static inline function.
8040 (Layout::include_section): Handle --strip-debug-non-line.
8041 (Layout::make_output_section): If --strip-debug-non-line, build
8042 new output sections for .debug_abbrev and .debug_info.
8043 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
8044 gold. Warn about possible overflow.
8045 (read_signed_LEB_128): Likewise.
8046 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
8047 (read_signed_LEB_128): Declare.
8048 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
8049 (HFILES): Add reduced_debug_output.h.
8050 * Makefile.in: Rebuild.
8052 2008-05-21 Ian Lance Taylor <iant@google.com>
8054 * mapfile.cc: New file.
8055 * mapfile.h: New file.
8056 * options.h (class General_options): Add -M/--print-map and -Map.
8057 * options.cc (General_options::finalize): Make -M equivalent to
8059 * main.cc: Include <cstdio> and "mapfile.h".
8060 (main): Open mapfile if requested.
8061 * gold.cc (class Middle_runner): Add mapfile_ field. Update
8062 constructor. Change caller.
8063 (queue_initial_tasks): Add mapfile parameter. Change caller.
8064 (queue_middle_tasks): Likewise.
8065 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
8067 * archive.cc: Include "mapfile.h".
8068 (Archive::add_symbols): Add mapfile parameter. Change all
8069 callers. Pass mapfile, symbol, and reason to include_member.
8070 (Archive::include_all_members): Add mapfile parameter. Change all
8072 (Archive::include_member): Add mapfile, sym, and why parameters.
8073 Change all callers. Report inclusion to map file.
8074 * archive.h: Include "fileread.h".
8075 (class Archive): Update declarations.
8076 (Archive::file): New const method.
8077 (class Add_archive_symbols): Add mapfile_ field. Update
8078 constructor. Change all callers.
8079 * readsyms.h (class Read_symbols): Likewise.
8080 (class Finish_group): Likewise.
8081 (class Read_script): Likewise.
8082 * common.cc: Include "mapfile.h".
8083 (Symbol_table::allocate_commons): Add mapfile parameter. Change
8085 (Symbol_table::do_allocate_commons): Likewise.
8086 (Symbol_table::do_allocate_commons_list): Likewise. Report common
8087 symbol allocation to mapfile.
8088 * common.h (class Allocate_commons_task): Add mapfile_ field.
8089 Update constructor. Change all callers.
8090 * symtab.h (class Symbol_table): Update declarations.
8091 * layout.cc: Include "mapfile.h".
8092 (Layout_task_runner::run): Print information to mapfile.
8093 (Layout::create_gold_note): Change Output_data_fixed_space to
8094 Output_data_zero_fill.
8095 (Layout::create_build_id): Likewise.
8096 (Layout::print_to_mapfile): New function.
8097 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
8098 constructor. Change caller.
8099 (class Layout): Declare print_to_mapfile.
8100 * output.cc (Output_section::Input_section::print_to_mapfile): New
8102 (Output_section::add_input_section): If producing a map, always
8103 add to input_sections_ list.
8104 (Output_section::do_print_to_mapfile): New function.
8105 (Output_segment::print_sections_to_mapfile): New function.
8106 (Output_segment::print_section_list_to_mapfile): New function.
8107 * output.h: Include "mapfile.h".
8108 (Output_data::print_to_mapfile): New function.
8109 (Output_data::do_print_to_mapfile): New virtual function.
8110 (Output_segment_headers::do_print_to_mapfile): New function.
8111 (Output_file_header::do_print_to_mapfile): New function.
8112 (Output_data_const::do_print_to_mapfile): New function.
8113 (class Output_data_const_buffer): Add map_name_ field. Update
8114 constructor. Change all callers. Add do_print_to_mapfile
8116 (class Output_data_fixed_space): Likewise.
8117 (class Output_data_space): Likewise.
8118 (class Output_data_zero_fill): New class.
8119 (Output_data_strtab::do_print_to_mapfile): New function.
8120 (Output_data_reloc_base::do_print_to_mapfile): New function.
8121 (Output_relocatable_relocs::do_print_to_mapfile): New function.
8122 (Output_data_group::do_print_to_mapfile): New function.
8123 (Output_data_got::do_print_to_mapfile): New function.
8124 (Output_data_dynamic::do_print_to_mapfile): New function.
8125 (Output_symtab_xindex::do_print_to_mapfile): New function.
8126 (class Output_section): Declare do_print_to_mapflie. Declare
8127 print_to_mapfile in Input_section.
8128 (class Output_segment): Declare new functions.
8129 * object.h (Sized_relobj::symbol_count): New function.
8130 * script-sections.cc
8131 (Output_section_element_dot_assignment::set_section_addresses):
8132 Change Output_data_fixed_space to Output_data_zero_fill.
8133 (Output_data_expression::do_print_to_mapfile): New function.
8134 * script.cc (read_input_script): Add mapfile parameter. Change
8136 * script.h (read_input_script): Update declaration.
8137 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
8138 (Eh_frame::do_print_to_mapfile): New function.
8139 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
8140 (Output_merge_string::do_print_to_mapfile): New function.
8141 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
8143 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
8145 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
8147 * Makefile.am (CCFILES): Add mapfile.cc.
8148 (HFILES): Add mapfile.h.
8149 * Makefile.in: Rebuild.
8151 2008-05-19 Ian Lance Taylor <iant@google.com>
8153 * options.h (class General_options): Add -z relro.
8154 * layout.cc (Layout::Layout): Initialize relro_segment_.
8155 (Layout::add_output_section_data): Return the output section.
8156 (Layout::make_output_section): Rcognize relro sections and mark
8158 (Layout::attach_allocated_section_to_segment): Put relro sections
8159 in a PT_GNU_RELRO segment.
8160 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8162 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8164 (Layout::linkonce_mapping): Map d.rel.ro.local to
8166 (Layout::output_section_name): Us .data.rel.ro.local for any
8167 section which begins with that.
8168 * layout.h (class Layout): Update add_output_section_data
8169 declaration. Add relro_segment_ field.
8170 * output.cc (Output_section::Output_section): Initialize is_relro_
8171 and is_relro_local_ fields.
8172 (Output_segment::add_output_section): Group relro sections.
8173 (Output_segment::is_first_section_relro): New function.
8174 (Output_segment::maximum_alignment): If there is a relro section,
8175 align the segment to the common page size.
8176 (Output_segment::set_section_addresses): Track whether we are
8177 looking at relro sections. If the last section is a relro
8178 section, align to the common page size.
8179 (Output_segment::set_section_list_addresses): Add in_relro
8180 parameter. Change all callers. Align to the page size when
8181 moving from relro to non-relro section.
8182 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8184 * output.h (class Output_section): Add is_relro_ and
8185 is_relro_local_ fields.
8186 (Output_section::is_relro): New function.
8187 (Output_section::set_is_relro): New function.
8188 (Output_section::is_relro_local): New function.
8189 (Output_section::set_is_relro_local): New function.
8190 (class Output_segment): Update declarations.
8191 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8192 * sparc.cc (Target_sparc::got_section): Likewise.
8193 * x86_64.cc (Target_x86_64::got_section): Likewise.
8194 * testsuite/relro_test_main.cc: New file.
8195 * testsuite/relro_test.cc: New file.
8196 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8197 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8198 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8199 (relro_test.so, relro_test_pic.o): New targets.
8200 * testsuite/Makefile.in: Rebuild.
8202 2008-05-16 Ian Lance Taylor <iant@google.com>
8204 * output.cc (Output_segment::add_output_section): Remove front
8206 * output.h (class Output_segment): Remove
8207 add_initial_output_section and overloaded add_output_section.
8208 Update declaration of remaining add_output_section.
8209 * layout.cc (Layout::create_interp): Call add_output_section
8210 rather than add_initial_output_section.
8211 (Layout::finish_dynamic_section): Likewise.
8213 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8214 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8215 know the dynamic type.
8216 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8217 field. Initialize it in constructor.
8218 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8219 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8220 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8223 * output.cc (Output_reloc::get_address): Change return type to
8225 * output.h (class Output_reloc): Update get_address declaration.
8226 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8227 for section addresses.
8229 2008-05-09 Ian Lance Taylor <iant@google.com>
8232 * gold.cc (gold_nomem): Use return value of write.
8234 2008-05-08 Ian Lance Taylor <iant@google.com>
8236 * symtab.c (Symbol::init_base_output_data): Add version
8237 parameter. Change all callers.
8238 (Symbol::init_base_output_segment): Likewise.
8239 (Symbol::init_base_constant): Likewise.
8240 (Symbol::init_base_undefined): Likewise.
8241 (Sized_symbol::init_output_data): Likewise.
8242 (Sized_symbol::init_output_segment): Likewise.
8243 (Sized_symbol::init_constant): Likewise.
8244 (Sized_symbol::init_undefined): Likewise.
8245 (Symbol_table::do_define_in_output_data): If the new symbol has a
8246 version, mark it as the default.
8247 (Symbol_table::do_define_in_output_segment): Likewise.
8248 (Symbol_table::do_define_as_constant): Likewise.
8249 * symtab.h (class Symbol): Update declarations.
8250 (class Sized_symbol): Likewise.
8251 * resolve.cc (Symbol::override_version): New function.
8252 (Symbol::override_base): Call override_version.
8253 (Symbol::override_base_with_special): Likewise.
8254 * testsuite/ver_script_8.script: New file.
8255 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8256 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8257 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8258 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8260 2008-05-06 Ian Lance Taylor <iant@google.com>
8263 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8265 (class General_options): Remove existing --undefined, and add
8266 --no-undefined instead. Add new --undefined as synonym for -u.
8267 * archive.cc (Archive::add_symbols): Check whether symbol was
8269 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8270 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8271 all uses. Add IS_UNDEFINED. Update declarations to split
8272 different versions of init_base. Declare init_base_undefined.
8273 (Symbol::is_defined): Handle IS_UNDEFINED.
8274 (Symbol::is_undefined): Likewise.
8275 (Symbol::is_weak_undefined): Call is_undefined.
8276 (Symbol::is_absolute): Handle IS_CONSTANT.
8277 (class Sized_symbol): Update declarations to split different
8278 versions of init. Declare init_undefined.
8279 (class Symbol_table): Declare new functions.
8280 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8282 (Symbol::init_base_output_data): Likewise.
8283 (Symbol::init_base_output_segment): Likewise.
8284 (Symbol::init_base_constant): Likewise.
8285 (Symbol::init_base_undefined): New function.
8286 (Sized_symbol::init_object): Rename from init. Change all
8288 (Sized_symbol::init_output_data): Likewise.
8289 (Sized_symbol::init_output_segment): Likewise.
8290 (Sized_symbol::init_constant): Likewise.
8291 (Sized_symbol::init_undefined): New function.
8292 (Symbol_table::add_undefined_symbols_from_command_line): New
8294 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8296 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8297 (Symbol::output_section): Likewise.
8298 (Symbol::set_output_section): Likewise.
8299 (Symbol_table::sized_finalize_symbol): Likewise.
8300 (Symbol_table::sized_write_globals): Likewise.
8301 * resolve.cc (Symbol_table::should_override): Likewise.
8302 (Symbol::override_base_with_special): Likewise.
8304 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8305 symbol, change it to have default visibility.
8306 * testsuite/protected_1.cc: New file.
8307 * testsuite/protected_2.cc: New file.
8308 * testsuite/protected_3.cc: New file.
8309 * testsuite/protected_main_1.cc: New file.
8310 * testsuite/protected_main_2.cc: New file.
8311 * testsuite/protected_main_3.cc: New file.
8312 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8313 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8314 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8315 (protected_1.so): New target.
8316 (protected_1_pic.o, protected_2_pic.o): New targets.
8317 (protected_3_pic.o): New target.
8318 (check_PROGRAMS): Add protected_2.
8319 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8320 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8321 * testsuite/Makefile.in: Rebuild.
8323 * options.h (DEFINE_var): Add set_user_set_##varname__.
8324 (DEFINE_bool_alias): New macro.
8325 (class General_options): Define -Bstatic using DEFINE_bool_alias
8326 rather than DEFINE_special. Add --undefined as an alias for -z
8328 * options.cc (General_options::parse_Bstatic): Remove.
8330 * options.h (class General_options): Add --fatal-warnings.
8331 * main.cc (main): Implement --fatal-warnings.
8332 * errors.h (Errors::warning_count): New function.
8334 * options.h (class General_options): Add -Bsymbolic-functions.
8335 * symtab.h (Symbol::is_preemptible): Check for
8336 -Bsymbolic-functions.
8338 2008-05-05 Ian Lance Taylor <iant@google.com>
8340 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8341 as noVARNAME rather than no-VARNAME.
8342 (class General_options): Add option -z combreloc.
8343 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8345 (Output_reloc::sort_before) [SHT_REL]: New function.
8346 (Output_reloc::sort_before) [SHT_RELA]: New function.
8347 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8348 Sort_relocs_comparison.
8349 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8350 parameter. Change all callers.
8351 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8352 sort_relocs parameter. Change all callers.
8353 * output.cc (Output_reloc::get_address): New function, broken out
8355 (Output_reloc::write_rel): Call it.
8356 (Output_reloc::compare): New function.
8357 (Output_data_reloc_base::do_write): Optionally sort relocs.
8359 * configure.ac: If targ_extra_obj is set, link it in.
8360 * configure.tgt: Initialize all variables.
8361 (x86_64*): Set targ_extra_obj and targ_extra_size.
8362 * configure: Rebuild.
8364 * object.cc (Sized_relobj::include_section_group): Adjust section
8365 indexes read from group data. Build vector to pass to
8367 * layout.cc (Layout::layout_group): Add flags and shndxes
8368 parameters. Remove contents parameter. Change caller. Update
8369 explicit instantiations.
8370 * layout.h (class Layout): Update layout_group declaration.
8371 * output.cc (Output_data_group::Output_data_group): Add flags and
8372 input_shndxes parameters. Remove contents parameter. Change
8374 (Output_data_group::do_write): Change input_sections_ to
8376 * output.h (class Output_data_group): Update constructor
8377 declaration. Rename input_sections_ to input_shndxes_.
8378 * testsuite/many_sections_test.cc: Add template.
8380 2008-04-30 Cary Coutant <ccoutant@google.com>
8382 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8384 * layout.cc (Layout::include_section): Refactored check for debug
8386 (Layout::add_comdat): Add new parameters. Change type
8387 of signature parameter. Add object and shndx to signatures table.
8388 (Layout::find_kept_object): New function.
8389 * layout.h: Include <cstring>.
8390 (Layout::is_debug_info_section): New function.
8391 (Layout::add_comdat): Add new parameters.
8392 (Layout::find_kept_object): New function.
8393 (Layout::Kept_section): New struct.
8394 (Layout::Signatures): Change type of map range.
8395 * object.cc (Relobj::output_section_address): New function.
8396 (Sized_relobj::include_section_group): Add new parameters. Change
8397 calls to Layout::add_comdat. Change to build table of kept comdat
8398 groups and table mapping discarded sections to kept sections.
8399 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8400 (Sized_relobj::do_layout): Change calls to include_section_group and
8401 include_linkonce_section.
8402 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8403 value to zero when section is discarded.
8404 (Sized_relobj::map_to_kept_section): New function.
8405 * object.h (Relobj::output_section_address): New function.
8406 (Relobj::Comdat_group): New type.
8407 (Relobj::find_comdat_group): New function.
8408 (Relobj::Comdat_group_table): New type.
8409 (Relobj::Kept_comdat_section): New type.
8410 (Relobj::Kept_comdat_section_table): New type.
8411 (Relobj::add_comdat_group): New function.
8412 (Relobj::set_kept_comdat_section): New function.
8413 (Relobj::get_kept_comdat_section): New function.
8414 (Relobj::comdat_groups_): New field.
8415 (Relobj::kept_comdat_sections_): New field.
8416 (Symbol_value::input_value): Update comment.
8417 (Sized_relobj::map_to_kept_section) New function.
8418 (Sized_relobj::include_linkonce_section): Add new parameter.
8419 * target-reloc.h (Comdat_behavior): New type.
8420 (get_comdat_behavior): New function.
8421 (relocate_section): Add code to map a discarded section to the
8422 corresponding kept section when applying a relocation.
8424 2008-04-30 Craig Silverstein <csilvers@google.com>
8426 * dwarf_reader.cc (next_generation_count): New static var.
8427 (Addr2line_cache_entry): New struct.
8428 (addr2line_cache): New static var.
8429 (Dwarf_line_info::one_addr2line): Added caching.
8430 (Dwarf_line_info::clear_addr2line_cache): New function.
8431 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8432 cache-size parameter.
8433 (Dwarf_line_info::one_addr2line_cache): New function.
8434 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8435 new cache-size argument to one_addr2line(), and clear cache.
8437 2008-04-28 Cary Coutant <ccoutant@google.com>
8439 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8440 R_386_PC8 relocations.
8442 2008-04-23 Ian Lance Taylor <iant@google.com>
8444 * object.cc (Sized_relobj::include_section_group): Check for
8445 invalid section group.
8447 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8450 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8451 than read for file header.
8452 * archive.cc (Archive::include_member): Likewise.
8454 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8456 * aclocal.m4: Regenerate.
8457 * configure: Regenerate.
8459 2008-04-19 Ian Lance Taylor <iant@google.com>
8461 * version.cc (version_string): Bump to 1.6.
8463 * testsuite/Makefile.am (many_sections_r_test): New target.
8464 (many_sections_r_test_SOURCES): Remove.
8465 (many_sections_r_test_DEPENDENCIES): Remove.
8466 (many_sections_r_test_LDFLAGS): Remove.
8467 (many_sections_r_test_LDADD): Remove.
8469 * object.cc (Sized_relobj::do_add_symbols): Always pass
8470 local_symbol_count_ to add_from_relobj.
8472 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8473 every thousand variables.
8474 * testsuite/Makefile.in: Rebuild.
8476 * object.cc (Xindex::initialize_symtab_xindex): New function.
8477 (Xindex::read_symtab_xindex): New function.
8478 (Xindex::sym_xindex_to_shndx): New function.
8479 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8481 (Sized_relobj::do_initialize_xindex): New function.
8482 (Sized_relobj::do_read_symbols): Adjust section links.
8483 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8484 parameter. Change all callers.
8485 (Sized_relobj::include_section_group): Adjust section links and
8486 symbol section indexes.
8487 (Sized_relobj::do_layout): Adjust section links.
8488 (Sized_relobj::do_count_local_symbols): Adjust section links and
8489 symbol section indexes.
8490 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8491 ordinary and special symbols.
8492 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8493 dynsym_xindex parameters. Change all callers. Adjust section
8494 links. Use SHN_XINDEX when needed.
8495 (Sized_relobj::get_symbol_location_info): Adjust section links.
8496 Don't get fooled by special symbols.
8497 * object.h (class Xindex): Define.
8498 (class Object): Add xindex_ parameter. Declare virtual functoin
8499 do_initialize_xindex.
8500 (Object::adjust_sym_shndx): New function.
8501 (Object::set_xindex): New protected function.
8502 (class Symbol_value): Add is_ordinary_shndx_ field.
8503 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8504 (Symbol_value::value): Assert ordinary section.
8505 (Symbol_value::initialize_input_to_output_map): Likewise.
8506 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8508 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8510 (class Sized_relobj): Update declarations.
8511 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8512 parameter. Change all callers.
8513 (Sized_relobj::adjust_shndx): New function.
8514 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8516 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8517 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8518 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8519 (Sized_dynobj::read_dynsym_section): Adjust section links.
8520 (Sized_dynobj::read_dynamic): Likewise.
8521 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8523 (Sized_dynobj::do_initialize_xindex): New function.
8524 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8525 do_initialize_xindex.
8526 (Sized_dynobj::adjust_shndx): New function.
8527 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8528 dynsym_xindex_ fields.
8529 (Layout::finalize): Add a call to set_section_indexes before
8530 creating the symtab sections.
8531 (Layout::set_section_indexes): Don't do anything if the section
8532 already has a section index.
8533 (Layout::create_symtab_sections): Add shnum parameter. Change
8534 caller. Create .symtab_shndx section if needed.
8535 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8537 (Layout::allocated_output_section_count): New function.
8538 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8540 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8541 fields. Update declarations.
8542 (Layout::symtab_xindex): New function.
8543 (Layout::dynsym_xindex): New function.
8544 (class Write_symbols_task): Add layout_ field.
8545 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8547 * output.cc (Output_section_headers::Output_section_headers): Add
8548 shstrtab_section parameter. Change all callers.
8549 (Output_section_headers::do_sized_write): Store overflow values
8550 for section count and section string table section index in
8551 section header zero.
8552 (Output_file_header::do_sized_write): Check for overflow of
8553 section count and section string table section index.
8554 (Output_symtab_xindex::do_write): New function.
8555 (Output_symtab_xindex::endian_do_write): New function.
8556 * output.h (class Output_section_headers): Add shstrtab_section_.
8557 Update declarations.
8558 (class Output_symtab_xindex): Define.
8559 (Output_section::has_out_shndx): New function.
8560 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8562 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8564 (Sized_symbol::init): Likewise.
8565 (Symbol::output_section): Check for ordinary symbol.
8566 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8567 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8569 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8570 Change all callers. Simplify handling of symbols from sections
8571 not included in the link.
8572 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8574 (Weak_alias_sorter::operator()): Assert that symbols are
8576 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8578 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8579 parameters. Change all callers.
8580 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8581 symbol distinction. Use SHN_XINDEX when needed.
8582 (Symbol_table::write_section_symbol): Add symtab_xindex
8583 parameter. Change all callers.
8584 (Symbol_table::sized_write_section_symbol): Likewise. Use
8585 SHN_XINDEX when needed.
8586 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8588 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8589 (Symbol::is_defined): Check is_ordinary.
8590 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8591 (Symbol::is_absolute, Symbol::is_common): Likewise.
8592 (class Sized_symbol): Update declarations.
8593 (class Symbol_table): Update declarations.
8594 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8595 parameters. Change all callers.
8596 (Sized_symbol::override): Likewise.
8597 (Symbol_table::override): Likewise.
8598 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8599 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8600 is_ordinary, and orig_st_shndx parameters. Change all callers.
8601 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8602 to be in an ordinary section.
8603 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8604 object and is_ordinary parameters. Change all callers.
8605 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8606 Change all callers. Don't add undefined or non-ordinary symbols
8608 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8610 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8612 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8613 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8614 (Sized_relobj::relocate_sections): Likewise.
8615 * target-reloc.h (scan_relocs): Adjust section symbol index.
8616 (scan_relocatable_relocs): Likewise.
8617 * i386.cc (Scan::local): Check for ordinary symbols.
8618 * sparc.cc (Scan::local): Likewise.
8619 * x86_64.cc (Scan::local): Likewise.
8620 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8621 to symbol_section_and_value.
8622 * testsuite/many_sections_test.cc: New file.
8623 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8624 (check_PROGRAMS): Add many_sections_test.
8625 (many_sections_test_SOURCES): Define.
8626 (many_sections_test_DEPENDENCIES): Define.
8627 (many_sections_test_LDFLAGS): Define.
8628 (BUILT_SOURCES): Add many_sections_define.h.
8629 (many_sections_define.h): New target.
8630 (BUILT_SOURCES): Add many_sections_check.h.
8631 (many_sections_check.h): New target.
8632 (check_PROGRAMS): Add many_sections_r_test.
8633 (many_sections_r_test_SOURCES): Define.
8634 (many_sections_r_test_DEPENDENCIES): Define.
8635 (many_sections_r_test_LDFLAGS): Define.
8636 (many_sections_r_test_LDADD): Define.
8637 (many_sections_r_test.o): New target.
8638 * testsuite/Makefile.in: Rebuild.
8640 2008-04-17 Cary Coutant <ccoutant@google.com>
8642 * errors.cc (Errors::info): New function.
8643 (gold_info): New function.
8644 * errors.h (Errors::info): New function.
8645 * gold.h (gold_info): New function.
8646 * object.cc (Input_objects::add_object): Print trace output.
8647 * options.cc (options::parse_set): New function.
8648 (General_options::parse_wrap): Deleted.
8649 (General_options::General_options): Deleted initializer.
8650 * options.h (options::String_set): New typedef.
8651 (options::parse_set): New function.
8652 (DEFINE_set): New macro.
8653 (General_options::wrap): Changed to use DEFINE_set. Changed
8654 callers of any_wrap_symbols and is_wrap_symbol.
8655 (General_options::trace, General_options::trace_symbol):
8657 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8658 (General_options::wrap_symbols_): Deleted.
8659 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8661 2008-04-17 David S. Miller <davem@davemloft.net>
8663 * options.cc (General_options::parse_V): New function.
8664 * options.h: Add entries for -V and -Qy.
8666 2008-04-17 Ian Lance Taylor <iant@google.com>
8668 * common.cc (Symbol_table::allocate_commons): Remove options
8669 parameter. Change caller.
8670 (Symbol_table::do_allocate_commons): Remove options parameter.
8671 Change caller. Just call do_allocate_commons_list twice.
8672 (Symbol_table::do_allocate_commons_list): New function, broken out
8673 of do_allocate_commons.
8674 * common.h (class Allocate_commons_task): Remove options_ field.
8676 * symtab.cc (Symbol_table::Symbol_table): Initialize
8678 (Symbol_table::add_from_object): Put TLS common symbols on
8680 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8681 which are IN_OUTPUT_DATA.
8682 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8683 allocate_commons and do_allocate_commons declarations. Declare
8684 do_allocate_commons_list.
8685 * gold.cc (queue_middle_tasks): Update creation of
8686 Allocate_commons_task to not pass options.
8687 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8688 (TLS_TEST_C_FLAGS): New variable.
8689 (tls_test_c_pic.o): New target.
8690 (tls_test_shared.so): Link in tls_test_c_pic.o.
8691 (tls_test_c_pic_ie.o): New target.
8692 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8693 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8694 (tls_test_c.o): New target.
8695 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8696 (tls_pic_test_LDADD): Likewise.
8697 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8698 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8699 (tls_test_c_gnu2.o): New target.
8700 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8702 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8703 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8704 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8705 * testsuite/tls_test.cc: Include "config.h".
8706 (t_last): Call t11_last.
8707 * testsuite/tls_test.h (t11, t11_last): Declare.
8708 * testsuite/tls_test_c.c: New file.
8709 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8710 * configure.ac: Check for OpenMP support.
8711 * configure, config.in, Makefile.in: Rebuild.
8712 * testsuite/Makefile.in: Rebuild.
8714 2008-04-16 Cary Coutant <ccoutant@google.com>
8716 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8717 (Target_i386::tls_base_symbol_defined_): New field.
8718 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8719 (Target_i386::Scan::global): Likewise.
8720 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8721 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8722 (Target_x86_64::tls_base_symbol_defined_): New field.
8723 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8724 (Target_x86_64::Scan::global): Likewise.
8726 2008-04-16 Cary Coutant <ccoutant@google.com>
8728 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8729 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8730 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8731 building shared libraries.
8732 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8733 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8734 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8735 * testsuite/Makefile.in: Rebuild.
8736 * testsuite/weak_undef.h: New file.
8737 * testsuite/weak_undef_file1.cc: Add extra test cases.
8738 * testsuite/weak_undef_file2.cc: Likewise.
8739 * testsuite/weak_undef_test.cc: Likewise.
8741 2008-04-16 David S. Miller <davem@davemloft.net>
8743 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8744 Add issued_non_pic_error_ field. Declare check_non_pic.
8745 (Target_sparc::Scan::check_non_pic): New function.
8746 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8747 (Target_sparc::Scan::global): Likewise.
8749 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8750 * configure: Rebuild.
8752 * options.h (DEFINE_enable): New macro.
8753 (new_dtags): New enable option.
8754 (initfirst, interpose, loadfltr, nodefaultlib,
8755 nodelete, nodlopen, nodump): New -z options.
8756 * layout.cc (Layout:finish_dynamic_section): If new
8757 dtags enabled, emit DT_RUNPATH. Also, emit a
8758 DT_FLAGS_1 containing any specified -z flags.
8760 2008-04-16 Ian Lance Taylor <iant@google.com>
8762 * copy-relocs.cc: New file.
8763 * copy-relocs.h: New file.
8764 * reloc.cc: Remove Copy_relocs code.
8765 * reloc.h: Likewise.
8766 * reloc-types.h (struct Reloc_types) [both versions]: Add
8767 get_reloc_addend_noerror.
8768 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8769 variants of add_global which take an addend which must be zero.
8770 * i386.cc: Include "copy-relocs.h".
8771 (class Target_i386): Change type of copy_relocs_ to variable,
8773 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8775 (Target_i386::do_finalize_sections): Change handling of
8777 * sparc.cc: Include "copy-relocs.h".
8778 (class Target_sparc): Change type of copy_relocs_ to variable,
8780 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8782 (Target_sparc::do_finalize_sections): Change handling of
8784 * x86_64.cc: Include "copy-relocs.h".
8785 (class Target_x86_64): Change type of copy_relocs_ to variable,
8787 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8788 class. Change all callers.
8789 (Target_x86_64::do_finalize_sections): Change handling of
8791 * Makefile.am (CCFILES): Add copy-relocs.cc.
8792 (HFILES): Add copy-relocs.h.
8794 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8796 * testsuite/script_test_4.sh: Permit leading zeroes.
8798 2008-04-15 Ian Lance Taylor <iant@google.com>
8800 * script-sections.cc (Script_sections::create_segments): Use
8801 header_size_adjustment even when there is enough room for the
8803 * testsuite/script_test_4.sh: New file.
8804 * testsuite/script_test_4.t: New file.
8805 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8806 (check_DATA): Add script_test_4.stdout.
8807 (MOSTLYCLEANFILES): Likewise.
8808 (script_test_4): New target.
8809 (script_test_4.stdout): New target.
8810 * testsuite/Makefile.in: Rebuild.
8812 * sparc.cc: Add definitions for Output_data_plt_sparc class
8815 2008-04-14 David S. Miller <davem@davemloft.net>
8817 * sparc.cc: New file.
8818 * Makefile.am (TARGETSOURCES): Add sparc.cc
8819 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8820 * configure.tgt: Document targ_extra_size and
8821 targ_extra_big_endian. Add entries for sparc-* and
8823 * configure.ac: Handle targ_extra_size and
8824 targ_extra_big_endian.
8825 * Makefile.in: Rebuild.
8826 * configure: Likewise.
8827 * po/POTFILES.in: Likewise.
8828 * po/gold.pot: Likewise.
8830 2008-04-14 Ian Lance Taylor <iant@google.com>
8832 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8833 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8834 in the name/type/flags to section mapping. Don't call
8835 allocate_output_section.
8836 (Layout::choose_output_section): Change parameter from adjust_name
8837 to is_input_section. Don't permit input sections after sections
8838 are attached to segments. Don't call allocate_output_section.
8839 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8840 not write_enable_output_section.
8841 (Layout::make_output_section): Don't push to
8842 unattached_section_list_ nor call attach_to_segment. Call
8843 attach_section_to_segment if sections are attached.
8844 (Layout::attach_sections_to_segments): New function.
8845 (Layout::attach_section_to_segment): New function.
8846 (Layout::attach_allocated_section_to_segment): Rename from
8847 attach_to_segment. Remove flags parameter.
8848 (Layout::allocate_output_section): Remove function.
8849 (Layout::write_enable_output_section): Remove function.
8850 * layout.h (class Layout): Update for above changes. Add new
8851 field sections_are_attached_.
8852 * output.h (Output_section::update_flags_for_input_section): New
8854 * output.cc (Output_section::add_input_section): Call
8855 update_flags_for_input_section.
8856 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8858 2008-04-11 Cary Coutant <ccoutant@google.com>
8860 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8861 thought unnecessary.
8862 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8864 2008-04-11 Ian Lance Taylor <iant@google.com>
8866 * output.h (class Output_section_data): Remove inline definition
8868 * output.cc (Output_section_data::set_addralign): New function.
8870 2008-04-11 Cary Coutant <ccoutant@google.com>
8872 Add support for TLS descriptors for i386 and x86_64.
8873 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8874 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8875 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8877 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8878 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8879 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8881 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8882 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8883 Fix problem with initial-exec relocations.
8884 (Target_i386::Relocate::relocate_tls): Likewise.
8885 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8887 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8888 support for section-plus-offset dynamic table entries.
8889 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8890 (Output_data_dynamic::Dynamic_entry): Add support for
8891 section-plus-offset dynamic table entries.
8892 (Output_data_dynamic::Classification): Likewise.
8893 (Output_data_dynamic::classification_): Renamed offset_.
8894 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8895 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8896 (Target_x86_64::make_plt_section): New function.
8897 (Target_x86_64::reserve_tlsdesc_entries): New function.
8898 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8899 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8900 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8901 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8902 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8903 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8904 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8905 add extra PLT entry for TLS descriptors.
8906 (Output_data_plt_x86_64::got_): New field.
8907 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8908 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8910 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8912 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8913 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8914 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8915 R_386_TLS_DESC_CALL relocations.
8916 (Target_x86_64::Scan::global): Likewise.
8917 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8918 for TLS descriptors.
8919 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8920 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8921 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8922 GD-to-IE relaxation.
8923 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8924 and TLS_DESCRIPTORS.
8925 * Makefile.in: Rebuild.
8926 * configure: Rebuild.
8927 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8928 (tls_test_shared2.so): New target.
8929 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8930 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8931 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8932 (tls_shared_gd_to_ie_test_LDADD): New variable.
8933 (tls_shared_gnu2_gd_to_ie_test): New target.
8934 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8936 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8937 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8938 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8939 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8940 (tls_shared_gnu2_test): New target.
8941 (tls_test_gnu2_shared.so): New target.
8942 (tls_shared_gnu2_test_SOURCES): New variable.
8943 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8944 (tls_shared_gnu2_test_LDFLAGS): New variable.
8945 (tls_shared_gnu2_test_LDADD): New variable.
8946 * testsuite/Makefile.in: Rebuild.
8947 * testsuite/Makefile.
8949 2008-04-11 Ian Lance Taylor <iant@google.com>
8951 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8953 * testsuite/Makefile.in: Rebuild.
8955 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8957 * testsuite/script_test_2.cc (main): Adjust test.
8959 2008-04-11 David S. Miller <davem@davemloft.net>
8960 Ian Lance Taylor <iant@google.com>
8962 * options.h (General_options): Add entries for '-Y' and
8964 * options.cc (General_options:finalize): If -Y was used, add those
8965 entries to the library path instead of the default "/lib" and
8968 2008-04-11 David S. Miller <davem@davemloft.net>
8970 * testsuite/justsyms.t: Start at 0x100.
8971 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8972 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8974 * testsuite/script_test_2.cc: Adjust string and section length
8977 2008-04-09 Ian Lance Taylor <iant@google.com>
8980 * script-sections.cc (Sections_element::allocate_to_segment): Add
8982 (Output_section_definition::allocate_to_segment): Likewise.
8983 (Orphan_output_section::allocate_to_segment): Likewise.
8984 (Script_sections::attach_sections_using_phdrs_clause): Don't
8985 propagate non-PT_LOAD segments to orphan sections.
8986 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8987 readelf rather than objdump.
8988 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8989 .interp section and PT_INTERP segment are the same size.
8990 * testsuite/Makefile.in: Rebuild.
8992 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8993 aliases for symbols defined in the same object.
8994 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8995 (weak_alias_test_SOURCES): New variable.
8996 (weak_alias_test_DEPENDENCIES): New variable.
8997 (weak_alias_test_LDFLAGS): New variable.
8998 (weak_alias_test_LDADD): New variable.
8999 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
9000 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
9001 (weak_alias_test_3.o): New target.
9002 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
9003 * testsuite/weak_alias_test_main.cc: New file.
9004 * testsuite/weak_alias_test_1.cc: New file.
9005 * testsuite/weak_alias_test_2.cc: New file.
9006 * testsuite/weak_alias_test_3.cc: New file.
9008 2008-04-08 Ian Lance Taylor <iant@google.com>
9010 * options.h (class General_options): Add --noinhibit-exec option.
9011 * main.cc (main): Check --noinhibit-exec.
9013 * options.h (class General_options): Define --wrap as a special
9014 option. Add wrap_symbols_ field.
9015 (General_options::any_wrap_symbols): New function.
9016 (General_options::is_wrap_symbol): New function.
9017 * options.cc (General_options::parse_wrap): New function.
9018 (General_options::General_options): Initialize wrap_symbols_.
9019 * symtab.cc (Symbol_table::wrap_symbol): New function.
9020 (Symbol_table::add_from_object): Handle --wrap.
9021 * symtab.h (class Symbol_table): Declare wrap_symbol.
9022 * target.h (Target::wrap_char): New function.
9023 (Target::Target_info): Add wrap_char field.
9024 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
9025 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
9026 * testsuite/testfile.cc (Target_test::test_target_info):
9029 * errors.cc (Errors::undefined_symbol): Mention symbol version if
9032 * layout.h (class Layout): Add added_eh_frame_data_ field.
9033 * layout.cc (Layout::Layout): Initialize new field.
9034 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
9035 output section until we find a section we merged successfully.
9036 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
9037 that the size be non-zero.
9039 * merge.cc (Object_merge_map::get_output_offset): Remove inline
9042 2008-04-08 Craig Silverstein <csilvers@google.com>
9044 * configure.ac: Export new conditional variable HAVE_ZLIB.
9045 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
9047 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
9048 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9050 2008-04-07 Ian Lance Taylor <iant@google.com>
9052 * version.cc (version_string): Set to "1.5".
9054 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
9055 Add issued_non_pic_error_ field. Declare check_non_pic.
9056 (Target_x86_64::Scan::check_non_pic): New function.
9057 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
9058 (Target_x86_64::Scan::global): Likewise.
9060 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
9061 addend parameter. Change caller. Handle merge sections.
9062 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
9063 Address to Addend. Don't add in the result of
9064 local_section_offset, pass down the addend and use the returned
9066 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
9067 Update declarations of local_section_offset and symbol_value.
9068 * testsuite/two_file_test_1.cc (t18): New function.
9069 * testsuite/two_file_test_2.cc (f18): New function.
9070 * testsuite/two_file_test_main.cc (main): Call t18.
9071 * testsuite/two_file_test.h (t18, f18): Declare.
9073 * configure.ac: Don't test for objdump, c++filt, or readelf.
9074 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
9076 (TEST_READELF): New variable.
9077 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
9078 (check_PROGRAMS): Add two_file_strip_test.
9079 (two_file_strip_test): New target.
9080 (check_PROGRAMS): Add two_file_same_shared_strip_test.
9081 (two_file_same_shared_strip_test_SOURCES): New variable.
9082 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
9083 (two_file_same_shared_strip_test_LDFLAGS): New variable.
9084 (two_file_same_shared_strip_test_LDADD): New variable.
9085 (two_file_shared_strip.so): New target.
9086 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
9087 (ver_test_5.syms, ver_test_7.syms): Likewise.
9088 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
9089 (strip_test_3.stdout): Use TEST_OBJDUMP.
9090 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9092 2008-04-04 Cary Coutant <ccoutant@google.com>
9094 * symtab.h (Symbol::is_weak_undefined): New function.
9095 (Symbol::is_strong_undefined): New function.
9096 (Symbol::is_absolute): New function.
9097 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
9098 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
9100 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
9101 (weak_undef_test): New target.
9102 * testsuite/Makefile.in: Rebuild.
9103 * testsuite/weak_undef_file1.cc: New file.
9104 * testsuite/weak_undef_file2.cc: New file.
9105 * testsuite/weak_undef_test.cc: New file.
9107 2008-04-03 Craig Silverstein <csilvers@google.com>
9109 * compressed_output.h (class Output_compressed_section): Use
9111 * compressed_output.cc (zlib_compress): Use unsigned buffers,
9113 (zlib_compressed_suffix): Removed.
9114 (Output_compressed_section::set_final_data_size): Use unsigned
9116 * testsuite/Makefile.am (flagstest_compress_debug_sections):
9117 Fix linker invocation.
9118 (flagstest_o_specialfile_and_compress_debug_sections):
9120 * testsuite/Makefile.in: Regenerated.
9122 2008-04-02 David S. Miller <davem@davemloft.net>
9124 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
9125 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
9127 2008-04-02 Craig Silverstein <csilvers@google.com>
9131 2008-04-02 Ian Lance Taylor <iant@google.com>
9133 * fileread.cc (File_read::find_view): Add byteshift and vshifted
9134 parameters. Update for new key type to views_. Change all
9136 (File_read::read): Adjust for byteshift in returned view.
9137 (File_read::add_view): New function, broken out of
9139 (File_read::make_view): New function, broken out of
9141 (File_read::find_or_make_view): Add offset and aligned
9142 parameters. Rewrite accordingly. Change all callers.
9143 (File_read::get_view): Add offset and aligned parameters. Adjust
9144 for byteshift in return value.
9145 (File_read::get_lasting_view): Likewise.
9146 * fileread.h (class File_read): Update declarations.
9147 (class File_read::View): Add byteshift_ field. Add byteshift to
9148 constructor. Add byteshift method.
9149 * archive.h (Archive::clear_uncached_views): New function.
9150 (Archive::get_view): Add aligned parameter. Change all callers.
9151 * object.h (Object::get_view): Add aligned parameter. Change all
9153 (Object::get_lasting_view): Likewise.
9155 * fileread.cc (File_read::release): Don't call clear_views if
9156 there are multiple objects.
9157 * fileread.h (File_read::clear_uncached_views): New function.
9158 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9161 2008-03-31 Cary Coutant <ccoutant@google.com>
9163 Add thin archive support.
9164 * archive.cc (Archive::armagt): New const.
9165 (Archive::setup): Remove task parameter and calls to unlock.
9166 (Archive::unlock_nested_archives): New function.
9167 (Archive::read_header): Add nested_off parameter. Change
9169 (Archive::interpret_header): Likewise.
9170 (Archive::include_all_members): Change to handle thin
9172 (Archive::include_member): Likewise.
9173 * archive.h (Archive::Archive): Add new parameters and
9175 (Archive::armagt): New const.
9176 (Archive::setup): Remove task parameter.
9177 (Archive::unlock_nested_archives): New function.
9178 (Archive::read_header): Add nested_off parameter.
9179 (Archive::interpret_header): Likewise.
9180 (Archive::Nested_archive_table): New typedef.
9181 (Archive::is_thin_archive_): New field.
9182 (Archive::nested_archives_): New field.
9183 (Archive::options_): New field.
9184 (Archive::dirpath_): New field.
9185 (Archive::task_): New field.
9186 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9187 for thin archives. Pass additional parameters to
9188 Archive::Archive. Unlock the archive file after calling
9191 2008-03-29 Ian Lance Taylor <iant@google.com>
9193 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9194 version symbol to be local.
9195 * testsuite/ver_test_4.sh: New file.
9196 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9197 (check_DATA): Add ver_test_4.syms.
9198 (ver_test_4.syms): New target.
9199 * testsuite/Makefile.in: Rebuild.
9202 (Output_section::Input_section_sort_entry::has_priority): New
9204 (Output_section::Input_section_sort_entry::match_file_name): New
9206 (Output_section::Input_section_sort_entry::match_section_name):
9208 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9210 (Output_section::Input_section_sort_entry::match_section_file):
9212 (Output_section::Input_section_sort_compare::operator()): Rewrite
9213 using new Input_section_sort_entry functions. Sort crtbegin and
9214 crtend first. Sort sections with no priority before sections with
9216 * testsuite/initpri1.c (d3): Check j != 4.
9217 (cd5): New constructor/destructor function.
9218 (main): Check j != 2.
9220 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9221 new symbol when resolving, don't call set_is_default.
9222 * testsuite/ver_test_7.cc: New file.
9223 * testsuite/ver_test_7.sh: New file.
9224 * testsuite/Makefile.am (ver_test_7.so): New target.
9225 (ver_test_7.o): New target.
9226 (check_SCRIPTS): Add ver_test_7.sh.
9227 (check_DATA): Add ver_test_7.syms.
9228 (ver_test_7.syms): New target.
9230 2008-03-28 Ian Lance Taylor <iant@google.com>
9232 * layout.cc (Layout::layout): If we see an input section with a
9233 name that needs sorting, set the must_sort flag for the output
9235 (Layout::make_output_section): If the name of the output section
9236 indicates that it might require sorting, set the may_sort flag.
9237 * output.h (Output_section::may_sort_attached_input_sections): New
9239 (Output_section::set_may_sort_attached_input_sections): New
9241 (Output_section::must_sort_attached_input_sections): New
9243 (Output_section::set_must_sort_attached_input_sections): New
9245 (class Output_section): Declare Input_section_sort_entry. Define
9246 Input_section_sort_compare. Declare
9247 sort_attached_input_sections. Add new fields:
9248 may_sort_attached_input_sections_,
9249 must_sort_attached_input_sections_,
9250 attached_input_sections_are_sorted_.
9251 * output.cc (Output_section::Output_section): Initialize new
9253 (Output_section::add_input_section): Add an entry to
9254 input_sections_ if may_sort or must_sort are true.
9255 (Output_section::set_final_data_size): Call
9256 sort_attached_input_sections if necessary.
9257 (Output_section::Input_section_sort_entry): Define new class.
9258 (Output_section::Input_section_sort_compare::operator()): New
9260 (Output_section::sort_attached_input_sections): New function.
9261 * configure.ac: Check whether the compiler supports constructor
9262 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9263 * testsuite/initpri1.c: New file.
9264 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9265 CONSTRUCTOR_PRIORITY.
9266 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9267 (initpri1_LDFLAGS): New variable.
9268 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9270 2008-03-27 Ian Lance Taylor <iant@google.com>
9272 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9273 * testsuite/common_test_1.c: New file.
9274 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9275 (common_test_1_SOURCES): New variable.
9276 (common_test_1_DEPENDENCIES): New variable.
9277 (common_test_1_LDFLAGS): New variable.
9279 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9280 and commons_ correctly when NAME/VERSION does not override
9282 * testsuite/ver_test_6.c: New file.
9283 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9284 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9285 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9287 2008-03-26 Ian Lance Taylor <iant@google.com>
9289 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9290 of an undefined symbol from a version script.
9291 * testsuite/Makefile.am (ver_test_5.so): New target.
9292 (ver_test_5.o): New target.
9293 (check_SCRIPTS): Add ver_test_5.sh.
9294 (check_DATA): Add ver_test_5.syms.
9295 (ver_test_5.syms): New target.
9296 * testsuite/ver_test_5.cc: New file.
9297 * testsuite/ver_test_5.script: New file.
9298 * testsuite/ver_test_5.sh: New file.
9299 * Makefile.in, testsuite/Makefile.in: Rebuild.
9302 Fix problems building gold with gcc 4.3.0.
9303 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9304 (gold_error_at_location, gold_warning_at_location): Use it.
9305 * configure.ac: Check whether we can compile and use a template
9306 function with a printf attribute.
9307 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9308 when jumping over bytes.
9309 * object.cc: Instantiate Object::read_section_data.
9310 * debug.h: Include <cstring>
9311 * dwarf_reader.cc: Include <algorithm>
9312 * main.cc: Include <cstring>.
9313 * options.cc: Include <cstring>.
9314 * output.cc: Include <cstring>.
9315 * script.cc: Include <cstring>.
9316 * script.h: Include <string>.
9317 * symtab.cc: Include <cstring> and <algorithm>.
9318 * target-select.cc: Include <cstring>.
9319 * version.cc: Include <string>.
9320 * testsuite/testmain.cc: Include <cstdlib>.
9321 * configure, config.in: Rebuild.
9323 2008-03-25 Ian Lance Taylor <iant@google.com>
9325 * options.cc: Include "../bfd/bfdver.h".
9326 (options::help): Print bug reporting address.
9328 * version.cc (print_version): Adjust output for current value of
9333 * options.cc (options::help): Print list of supported targets.
9334 * target-select.h: Include <vector>.
9335 (class Target_selector): Make machine_, size_, and is_big_endian_
9336 fields const. Add bfd_name_ and instantiated_target_ fields.
9337 (Target_selector::Target_selector): Add bfd_name parameter.
9338 (Target_selector::recognize): Make non-virtual, call
9340 (Target_selector::recognize_by_name): Make non-virtual, call
9341 do_recognize_by_name.
9342 (Target_selector::supported_names): New function.
9343 (Target_selector::bfd_name): New function.
9344 (Target_selector::do_instantiate_target): New pure virtual
9346 (Target_selector::do_recognize): New virtual function.
9347 (Target_selector::do_recognize_by_name): New virtual function.
9348 (Target_selector::instantiate_target): New private function.
9349 (supported_target_names): Declare.
9350 * target-select.cc (Target_selector::Target_selector): Update for
9351 new parameter and fields.
9352 (select_target_by_name): Check that the name matches before
9353 calling recognize_by_name.
9354 (supported_target_names): New function.
9355 * i386.cc (class Target_selector_i386): Update Target_selector
9356 constructor call. Remove recognize and recognize_by_name. Add
9357 do_instantiate_target.
9358 * x86_64.cc (class Target_selector_x86_64): Likewise.
9359 * testsuite/testfile.cc (class Target_selector_test): Update for
9360 changes to Target_selector.
9362 * README: Rewrite, with some notes on unsupported features.
9364 2008-03-24 Cary Coutant <ccoutant@google.com>
9366 * i386.cc (Target_i386::Got_type): New enum declaration.
9367 (Target_i386::Scan::local): Updated callers of Output_data_got
9369 (Target_i386::Scan::global): Likewise.
9370 (Target_i386::Relocate::relocate): Likewise.
9371 (Target_i386::Relocate::relocate_tls): Likewise.
9372 * object.h (Got_offset_list): New class.
9373 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9374 (Sized_relobj::local_got_offset): Likewise.
9375 (Sized_relobj::set_local_got_offset): Likewise.
9376 (Sized_relobj::local_has_tls_got_offset): Removed.
9377 (Sized_relobj::local_tls_got_offset): Removed.
9378 (Sized_relobj::set_local_tls_got_offset): Removed.
9379 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9380 * output.cc (Output_data_got::add_global): Added got_type parameter.
9381 (Output_data_got::add_global_with_rel): Likewise.
9382 (Output_data_got::add_global_with_rela): Likewise.
9383 (Output_data_got::add_global_pair_with_rel): New function.
9384 (Output_data_got::add_global_pair_with_rela): New function.
9385 (Output_data_got::add_local): Added got_type parameter.
9386 (Output_data_got::add_local_with_rel): Likewise.
9387 (Output_data_got::add_local_with_rela): Likewise.
9388 (Output_data_got::add_local_pair_with_rel): New function.
9389 (Output_data_got::add_local_pair_with_rela): New function.
9390 (Output_data_got::add_global_tls): Removed.
9391 (Output_data_got::add_global_tls_with_rel): Removed.
9392 (Output_data_got::add_global_tls_with_rela): Removed.
9393 (Output_data_got::add_local_tls): Removed.
9394 (Output_data_got::add_local_tls_with_rel): Removed.
9395 (Output_data_got::add_local_tls_with_rela): Removed.
9396 * output.h (Output_data_got::add_global): Added got_type parameter.
9397 (Output_data_got::add_global_with_rel): Likewise.
9398 (Output_data_got::add_global_with_rela): Likewise.
9399 (Output_data_got::add_global_pair_with_rel): New function.
9400 (Output_data_got::add_global_pair_with_rela): New function.
9401 (Output_data_got::add_local): Added got_type parameter.
9402 (Output_data_got::add_local_with_rel): Likewise.
9403 (Output_data_got::add_local_with_rela): Likewise.
9404 (Output_data_got::add_local_pair_with_rel): New function.
9405 (Output_data_got::add_local_pair_with_rela): New function.
9406 (Output_data_got::add_global_tls): Removed.
9407 (Output_data_got::add_global_tls_with_rel): Removed.
9408 (Output_data_got::add_global_tls_with_rela): Removed.
9409 (Output_data_got::add_local_tls): Removed.
9410 (Output_data_got::add_local_tls_with_rel): Removed.
9411 (Output_data_got::add_local_tls_with_rela): Removed.
9412 * resolve.cc (Symbol::override_base_with_special): Removed
9413 reference to has_got_offset_ field.
9414 * symtab.cc (Symbol::init_fields): Replaced initialization
9415 of got_offset_ with got_offsets_. Removed initialization
9417 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9418 (Symbol::got_offset): Likewise.
9419 (Symbol::set_got_offset): Likewise.
9420 (Symbol::has_tls_got_offset): Removed.
9421 (Symbol::tls_got_offset): Removed.
9422 (Symbol::set_tls_got_offset): Removed.
9423 (Symbol::got_offset_): Removed.
9424 (Symbol::tls_mod_got_offset_): Removed.
9425 (Symbol::tls_pair_got_offset_): Removed.
9426 (Symbol::got_offsets_): New field.
9427 (Symbol::has_got_offset): Removed.
9428 (Symbol::has_tls_mod_got_offset): Removed.
9429 (Symbol::has_tls_pair_got_offset): Removed.
9430 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9431 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9433 (Target_x86_64::Scan::global): Likewise.
9434 (Target_x86_64::Relocate::relocate): Likewise.
9435 (Target_x86_64::Relocate::relocate_tls): Likewise.
9437 2008-03-25 Ben Elliston <bje@au.ibm.com>
9439 * yyscript.y: Fix spelling error in comment.
9441 2008-03-24 Ian Lance Taylor <iant@google.com>
9443 * options.h (class General_options): Define build_id option.
9444 * layout.h (class Layout): Declare write_build_id, create_note,
9445 create_build_id. Add build_id_note_ member.
9446 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9447 "libiberty.h", "md5.h", "sha1.h".
9448 (Layout::Layout): Initialize eh_frame_data_,
9449 eh_frame_hdr_section_, and build_id_note_.
9450 (Layout::finalize): Call create_build_id.
9451 (Layout::create_note): New function, broken out of
9452 Layout::create_gold_note.
9453 (Layout::create_gold_note): Call create_note.
9454 (Layout::create_build_id): New function.
9455 (Layout::write_build_id): New function.
9456 (Close_task_runner::run): Call write_build_id.
9458 * x86_64.cc: Correct license to GPLv3.
9460 2008-03-23 Ian Lance Taylor <iant@google.com>
9462 * options.cc: Include "demangle.h".
9463 (parse_optional_string): New function.
9464 (parse_long_option): Handle takes_optional_argument.
9465 (parse_short_option): Update dash_z initializer. Handle
9466 takes_optional_argument.
9467 (General_options::General_options): Initialize do_demangle_.
9468 (General_options::finalize): Set do_demangle_. Handle demangling
9470 * options.h (parse_optional_string): Declare.
9471 (struct One_option): Add optional_arg field. Update constructor.
9472 Update call constructor calls. Add takes_optional_argument
9474 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9475 (DEFINE_optional_string): Define.
9476 (General_options::demangle): Change from DEFINE_bool to
9477 DEFINE_optional_string.
9478 (General_options::no_demangle): New function.
9479 (General_options::do_demangle): New function.
9480 (General_options::set_do_demangle): New function.
9481 (General_options::execstack_status_): Move definition to end of
9483 (General_options::static_): Likewise.
9484 (General_options::do_demangle_): New field.
9485 * object.cc (big_endian>::get_symbol_location_info): Call
9486 Options::do_demangle, not Options::demangle.
9487 * symtab.cc (demangle): Likewise.
9489 2008-03-22 Ian Lance Taylor <iant@google.com>
9491 * gold.h: Include <cstddef> and <sys/types.h>
9492 * options.h: Include <cstring>.
9494 2008-03-21 Ian Lance Taylor <iant@google.com>
9496 * Added source code to GNU binutils.