1 2010-10-29 Doug Kwan <dougkwan@google.com>
3 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
4 Output_section::add_relaxed_input_section.
5 * output.cc (Output_section::add_relaxed_input_section): Add new
6 arguments LAYOUT and NAME. Set section order index.
7 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
8 Copy section order index.
9 * output.h (Output_section::add_relaxed_input_section): Add new
10 arguments LAYOUT and NAME.
12 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
14 * testsuite/Makefile.am: Move gcctestdir/ld rule to
15 NATIVE_OR_CROSS_LINKER.
16 * testsuite/Makefile.in: Regenerate.
18 2010-10-20 Doug Kwan <dougkwan@google.com>
20 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
21 without SHF_LINK_ORDER flags.
22 * layout.cc (Layout::choose_output_section): Do not filter
23 SHF_LINK_ORDER flag in a relocatable link.
25 2010-10-17 Cary Coutant <ccoutant@google.com>
27 * output.h (Output_segment::set_section_addresses): Change function
28 signature. Update all callers.
29 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
31 (Output_segment::set_section_addresses): Align after last TLS
32 section. Add padding before last relro section instead of after.
34 2010-10-17 Doug Kwan <dougkwan@google.com>
36 * gold/arm.cc (Target_arm::got_section): Use correct order and set
37 GOT output section to be writable.
39 2010-10-14 Cary Coutant <ccoutant@google.com>
41 * debug.h (DEBUG_INCREMENTAL): New flag.
42 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
43 * gold.cc (queue_initial_tasks): Check parameters for incremental link
45 * incremental.cc (report_command_line): Ignore all forms of
47 * layout.cc (Layout::Layout): Check parameters for incremental link
49 * options.cc (General_options::parse_incremental): New function.
50 (General_options::parse_no_incremental): New function.
51 (General_options::parse_incremental_full): New function.
52 (General_options::parse_incremental_update): New function.
53 (General_options::incremental_mode_): New data member.
54 (General_options::finalize): Check incremental_mode_.
55 * options.h (General_options): Update help text for --incremental.
56 Add --no-incremental, --incremental-full, --incremental-update.
57 (General_options::Incremental_mode): New enum type.
58 (General_options::incremental_mode): New function.
59 (General_options::incremental_mode_): New data member.
60 * parameters.cc (Parameters::incremental_mode_): New data member.
61 (Parameters::set_options): Set incremental_mode_.
62 (Parameters::set_incremental_full): New function.
63 (Parameters::incremental): New function.
64 (Parameters::incremental_update): New function.
65 (set_parameters_incremental_full): New function.
66 * parameters.h (Parameters::set_incremental_full): New function.
67 (Parameters::incremental): New function.
68 (Parameters::incremental_update): New function.
69 (Parameters::incremental_mode_): New data member.
70 (set_parameters_incremental_full): New function.
71 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
72 incremental link mode.
73 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
74 (Sized_relobj::do_relocate_sections): Likewise.
75 * testsuite/Makefile.am (incremental_test): Use --incremental-full
77 * testsuite/Makefile.in: Regenerate.
78 * testsuite/incremental_test.sh: Filter all forms of --incremental.
80 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
82 * script-sections.h (class Script_sections): Make
83 Sections_elements typedef public.
84 * script-sections.cc (class Sort_output_sections): Add elements_
85 field. Add constructor which sets it; change all callers.
86 (Sort_output_sections::is_before): New function.
87 (Sort_output_sections::operator()): Call is_before.
88 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
90 * testsuite/script_test_10.sh: New test. Test script section
92 * testsuite/script_test_10.t: Likewise.
93 * testsuite/script_test_10.s: Likewise.
94 * testsuite/Makefile.am: Wrap the cross linker tests and the
95 common tests into NATIVE_OR_CROSS_LINKER.
96 (check_SCRIPTS): Add script_test_10.sh.
97 (check_DATA): Add script_test_10.stdout.
98 (script_test_10.o, script_test_10): New targets.
99 (script_test_10.stdout): New target.
100 * configure, testsuite/Makefile.in: Regenerate.
102 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
104 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
105 error for the deprecated relocations.
106 (Target_arm::Scan::global): Likewise.
107 (Target_arm::Relocate::relocate): Likewise.
109 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
111 * fileread.cc (Input_file::find_file): Initialize *found_name
112 and *namep when using the fallback search for case 4.
114 2010-10-11 Cary Coutant <ccoutant@google.com>
116 * options.h (class General_options): Redefine -z lazy as an alias for
117 the negation of -z now.
119 2010-10-11 Ian Lance Taylor <iant@google.com>
121 * resolve.cc (symbol_to_bits): Report the value of the unsupported
124 2010-10-06 Nick Clifton <nickc@redhat.com>
126 * script-sections.cc(class Memory_region): Remove
127 current_lma_offset_ field. Rename current_vma_offset_ to
128 current_offset_. Add last_section_ field.
129 (Memory_region::get_current_vma_address): Rename to
131 (Memory_region::get_current_lma_address): Delete.
132 (Memory_region::increment_vma_offset): Rename to
134 (Memory_region::increment_lma_offset): Delete.
135 (Memory_region::attributes_compatible): New method. Returns
136 true if the provided section is compatible with the region.
137 (Memory_region::get_last_section): New method. Returns the last
138 section to use the region.
139 (Memory_region::set_last_section): New method. Stores the last
140 section to use the region.
141 (Script_sections::block_in_region): New method. Returns true if
142 a block of memory is contained within a region.
143 (Script_sections::find_memory_region): New method. Locates a
144 memory region to be used to set a VMA or LMA address.
145 (Output_section_definition::set_section_addresses): Add code to
146 check for addresses set by memory regions.
147 (Output_segment::set_section_addresses): Remove memory region
149 (Script_sections::create_segment): Add a warning if a header
150 segment is created outside of any region.
151 * script-sections.h (class Script_sections): Add prototypes for
152 find_memory_region and block_in_region methods.
153 * testsuite/memory_test.s: Use .long instead of .word.
154 * testsuite/memory_test.t: Add some more output sections.
155 * testsuite/memory_test.sh: Update expected output.
157 2010-10-02 Doug Kwan <dougkwan@google.com>
159 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
160 defintion to symtab.h
161 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
162 declaration to defintion.
164 2010-10-01 Nick Clifton <nickc@redhat.com>
166 * expression.cc (eval): Replace dummy argument with NULL.
167 (eval_maybe_dot): Check for a NULL result section pointer.
168 (Symbol_expression::value): Likewise.
169 (Dot_expression::value): Likewise.
170 (BINARY_EXPRESSION): Likewise.
171 (Max_expression::value): Likewise.
172 (Min_expression::value): Likewise.
173 (Absolute_expression::value): Likewise.
174 (Addr_expression::value_from_output_section): Likewise.
175 (Loaddddr_expression::value_from_output_section): Likewise.
176 (Segment_start_expression::value): Likewise.
178 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
180 (Sections_elememt_dot_assignment::set_section_addresses):
182 (Output_data_expression::do_write_to_buffer): Likewise.
183 (Output_section_definition::finalize_symbols): Likewise.
184 (Output_section_definition::set_section_addresses): Likewise.
186 2010-09-30 Doug Kwan <dougkwan@google.com>
188 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
190 2010-09-28 Sriraman Tallam <tmsriram@google.com>
192 * target.h (Target::can_icf_inline_merge_sections): New virtual
194 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
196 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
198 * icf.cc (get_section_contents): Inline merge sections only when
201 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
203 * configure: Regenerate.
205 2010-09-17 Ian Lance Taylor <iant@google.com>
207 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
208 * testsuite/Makefile.am (memory_test.o): New target.
209 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
211 * testsuite/Makefile.in: Rebuild.
213 2010-09-17 Doug Kwan <dougkwan@google.com>
215 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
216 defintion if relocation uses GOT entries of the symbol.
217 * testsuite/icf_safe_test.sh: Fix test.
218 * testsuite/icf_safe_so_test.sh: Fix test.
220 2010-09-16 Cary Coutant <ccoutant@google.com>
222 * script_sections.cc (class Memory_region): Remove "NULL" from
223 vector initializations.
225 2010-09-15 Cary Coutant <ccoutant@google.com>
227 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
228 Resolve forwarding symbols.
230 2010-09-15 Doug Kwan <dougkwan@google.com>
232 * gold/testsuite/script_test_3.t: Add ARM special sections.
233 * gold/testsuite/script_test_4.t: Same.
234 * gold/testsuite/script_test_5.t: Same.
235 * gold/testsuite/script_test_6.t: Same.
236 * gold/testsuite/script_test_7.t: Same.
237 * gold/testsuite/script_test_7.t: Same.
238 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
240 2010-09-14 Cary Coutant <ccoutant@google.com>
242 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
243 (Target_x86_64::Relocate::relocate_tls): Replace check for
244 saw_tls_block_reloc_ with test for executable section.
246 2010-09-12 Cary Coutant <ccoutant@google.com>
248 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
249 position-independent executables to shared libraries need dynamic
251 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
252 position-independent executables.
253 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
254 * testsuite/Makefile.in: Regenerate.
256 2010-09-10 Nick Clifton <nickc@redhat.com>
259 * testsuite/memory_test.t: Discard any sections that are not
262 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
265 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
266 "This::" to work around a bug in gcc 4.2.
268 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
270 2010-09-09 Rafael Espindola <espindola@google.com>
272 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
273 sections with different PF_X flags in the same segment.
274 (Layout::find_first_load_seg): Search all segments to find the first
276 * options.h (rosegment): New.
278 2010-09-08 Rafael Espindola <espindola@google.com>
280 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
282 2010-09-08 Doug Kwan <dougkwan@google.com>
284 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
285 (Arm_relobj::do_relocate_sections): Add new parameter for output
286 file to match the parent.
287 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
288 of local symbols instead of input values. Update code to track
289 changes in gold::relocate_section.
290 * object.cc (Sized_relobj::compute_final_local_value): New methods.
291 (Sized_relobj::compute_final_local_value_internal): New methods.
292 (Sized_relobj::do_finalize_local_symbols): Move code from loop
293 body into private version of Sized_relobj::compute_final_local_value.
294 Call the inline method.
295 * object.h (Symbol_value::Symbol_value): Define destructor. Free
296 merged symbol value if there is one.
297 (Symbol_value::has_output_value): New method defintiion.
298 (Sized_relobj::Compute_final_local_value_status): New enum type.
299 (Sized_relobj::compute_final_local_value): New methods.
300 (Sized_relobj::compute_final_local_value_internal): New methods.
301 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
302 and arm_cortex_a8.sh.
303 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
304 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
306 * Makefile.in: Regenerate.
307 * testsuite/arm_bl_out_of_range.s: Update test.
308 * testsuite/thumb_bl_out_of_range.s: Ditto.
309 * testsuite/thumb_blx_out_of_range.s: Ditto.
310 * testsuite/arm_branch_out_of_range.sh: New file.
311 * testsuite/arm_cortex_a8.sh: Ditto.
312 * testsuite/arm_cortex_a8_b.s: Ditto.
313 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
314 * testsuite/arm_cortex_a8_b_local.s: Ditto.
315 * testsuite/arm_cortex_a8_bl.s: Ditto.
316 * testsuite/arm_cortex_a8_blx.s: Ditto.
317 * testsuite/arm_cortex_a8_local.s: Ditto.
318 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
319 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
321 2010-09-08 Rafael Espindola <espindola@google.com>
323 * Makefile.am (memory_test.stdout): Run readelf with -W.
324 * Makefile.in: Regenerate.
325 * testsuite/memory_test.sh: Make the regexps accept both 32 and
328 2010-09-08 Rafael Espindola <espindola@google.com>
330 * script-sections.cc (Script_sections::add_memory_region): Convert
331 field precision to int.
332 * script.cc (script_set_section_region, script_set_section_region):
333 Convert field precision to int.
335 2010-09-08 Rafael Espindola <espindola@google.com>
337 * arm.cc (do_finalize_sections): Create the __exidx_start and
338 __exdix_end symbols even when the section is missing.
340 2010-09-08 Nick Clifton <nickc@redhat.com>
342 * README: Remove claim that MEMORY is not supported.
343 * expression.cc (script_exp_function_origin)
344 (script_exp_function_length): Move from here to ...
345 * script.cc: ... here.
346 (script_set_section_region, script_add_memory)
347 (script_parse_memory_attr, script_include_directive): New
350 (class Memory_region): New class.
351 (class Output_section_definition): Add set_memory_region,
352 set_section_vma, set_section_lma and get_section_name methods.
353 (class Script_Sections): Add add_memory_region,
354 find_memory_region, find_memory_region_origin,
355 find_memory_region_length and set_memory_region methods.
356 Have set_section_addresses method walk the list of set memory
358 Extend the print methos to display memory regions.
359 * script-sections.h: Add prototypes for new methods.
360 Add enum for MEMORY region attributes.
361 * yyscript.y: Add support for parsing MEMORY regions.
362 * script-c.h: Add prototypes for new functions.
363 * testsuite/Makefile.am: Add test of MEMORY region functionality.
364 * testsuite/Makefile.in: Regenerate.
365 * testsuite/memory_test.sh: New script.
366 * testsuite/memory_test.s: New assembler source file.
367 * testsuite/memory_test.t: New linker script.
369 2010-08-27 Doug Kwan <dougkwan@google.com>
371 * gold/resolve.cc (Symbol_table::should_override): Let a weak
372 reference override an existing dynamic weak reference.
373 * testsuite/Makefile.am: Add new test dyn_weak_ref.
374 * testsuite/Makefile.in: Regenerate.
375 * testsuite/dyn_weak_ref.sh: New file.
376 * testsuite/dyn_weak_ref_1.c: Ditto.
377 * testsuite/dyn_weak_ref_2.c: Ditto.
379 2010-08-27 Ian Lance Taylor <iant@google.com>
381 * incremental.h (class Incremental_input_entry): Add virtual
384 2010-08-27 Ian Lance Taylor <iant@google.com>
386 * testsuite/start_lib_test_3.c: Mark t3 as used.
388 2010-08-27 Nick Clifton <nickc@redhat.com>
390 * options.cc (version_script): Fix small typo in previous
393 2010-08-25 Nick Clifton <nickc@redhat.com>
395 * archive.cc: Formatting fixes: Remove whitespace between
396 typename and following asterisk. Remove whitespace between
397 function name and opening parenthesis.
398 * archive.h: Likewise.
400 * attributes.cc: Likewise.
401 * attributes.h: Likewise.
402 * common.cc: Likewise.
403 * copy-relocs.cc: Likewise.
404 * dirsearch.h: Likewise.
405 * dynobj.cc: Likewise.
406 * ehframe.cc: Likewise.
407 * ehframe.h: Likewise.
408 * expression.cc: Likewise.
409 * fileread.cc: Likewise.
410 * fileread.h: Likewise.
412 * gold-threads.cc: Likewise.
416 * incremental-dump.cc: Likewise.
417 * incremental.cc: Likewise.
418 * layout.cc: Likewise.
419 * layout.h: Likewise.
421 * merge.cc: Likewise.
423 * object.cc: Likewise.
424 * object.h: Likewise.
425 * options.cc: Likewise.
426 * options.h: Likewise.
427 * output.cc: Likewise.
428 * output.h: Likewise.
429 * plugin.cc: Likewise.
430 * plugin.h: Likewise.
431 * powerpc.cc: Likewise.
432 * reloc.cc: Likewise.
433 * script-c.h: Likewise.
434 * script-sections.cc: Likewise.
435 * script.cc: Likewise.
436 * stringpool.cc: Likewise.
437 * symtab.cc: Likewise.
438 * symtab.h: Likewise.
439 * target.cc: Likewise.
440 * timer.cc: Likewise.
442 * version.cc: Likewise.
443 * x86_64.cc: Likewise.
445 2010-08-24 Nick Clifton <nickc@redhat.com>
448 * layout.cc (segment_precedes): Sort segments by their physical
449 addresses, if they have been set.
451 2010-08-23 Cary Coutant <ccoutant@google.com>
453 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
455 (Lib_group::include_member): Unlock object after deleting its
457 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
460 2010-08-19 Neil Vachharajani <nvachhar@google.com>
461 Cary Coutant <ccoutant@google.com>
463 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
464 constructor, and set_blocker.
465 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
467 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
468 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
469 * testsuite/Makefile.am (start_lib_test): New test case.
470 * testsuite/Makefile.in: Regenerate.
471 * testsuite/start_lib_test_main.c: New file.
472 * testsuite/start_lib_test_1.c: New file.
473 * testsuite/start_lib_test_2.c: New file.
474 * testsuite/start_lib_test_3.c: New file.
476 2010-08-19 Ian Lance Taylor <iant@google.com>
478 * Makefile.in: Rebuild with automake 1.11.1.
479 * aclocal.m4: Likewise.
480 * testsuite/Makefile.in: Likewise.
482 2010-08-19 Ian Lance Taylor <iant@google.com>
485 * i386.cc (class Output_data_plt_i386): Update declarations.
486 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
487 local_ifuncs_ fields.
488 (Target_i386::do_plt_section_for_global): New function.
489 (Target_i386::do_plt_section_for_local): New function.
490 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
491 parameter; change all callers. Initialize global_ifuncs_ and
492 local_ifuncs_. If doing a static link define __rel_iplt_start and
494 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
495 (Output_data_plt_i386::add_local_ifunc_entry): New function.
496 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
498 (Target_i386::make_plt_section): New function, broken out of
499 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
500 (Target_i386::make_plt_entry): Call make_plt_section.
501 (Target_i386::make_local_ifunc_plt_entry): New function.
502 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
503 (Target_i386::Scan::local): Handle IFUNC symbols. Add
504 R_386_IRELATIVE to switch.
505 (Target_i386::Scan::global): Likewise.
506 (Target_i386::Relocate::relocate): Likewise.
507 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
509 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
510 (Target_x86_64::do_plt_section_for_global): New function.
511 (Target_x86_64::do_plt_section_for_local): New function.
512 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
513 parameter; change all callers. If doing a static link define
514 __rela_iplt_start and __rela_iplt_end.
515 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
516 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
517 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
519 (Target_x86_64::make_local_ifunc_plt_entry): New function.
520 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
522 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
523 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
524 R_X86_64_IRELATIVE to switch.
525 (Target_x86_64::Scan::global): Likewise.
526 (Target_x86_64::Relocate::relocate): Likewise.
527 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
529 * target.h (class Target): Add plt_section_for_global and
530 plt_section_for_local functions. Add do_plt_section_for_global
531 and do_plt_section_for_local virtual functions.
532 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
534 (Symbol::use_plt_offset): Handle IFUNC symbol.
535 * object.cc (Sized_relobj::Sized_relobj): Initialize
537 (Sized_relobj::local_has_plt_offset): New function.
538 (Sized_relobj::local_plt_offset): New function.
539 (Sized_relobj::set_local_plt_offset): New function.
540 (Sized_relobj::do_count): Handle IFUNC symbol.
541 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
542 a bit away from input_shndx_ field. Add set_is_func_symbol and
543 is_ifunc_symbol functions.
544 (class Sized_relobj): Update declarations. Remove Tls_got_entry
545 and Local_tls_got_offsets. Define Local_plt_offsets. Add
546 local_plt_offsets_ field.
547 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
548 * output.h (class Output_section_data): Add non-const
549 output_section function.
550 (class Output_data_got): Update declarations.
551 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
552 Add use_plt_offset parameter to global and local constructors.
553 Change all callers. Change local_sym_index_ field to 31 bits.
554 Change GSYM_CODE and CONSTANT_CODE accordingly.
555 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
556 doing a static link don't set sh_link field.
557 (Output_data_got::Got_entry::write): Use PLT offset if
559 (Output_data_got::add_global_plt): New function.
560 (Output_data_got::add_local_plt): New function.
561 * target-reloc.h (relocate_section): Handle IFUNC symbol.
562 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
563 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
564 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
565 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
567 * testsuite/ifunc-sel.h: New file.
568 * testsuite/ifuncmain1.c: New file.
569 * testsuite/ifuncmain1vis.c: New file.
570 * testsuite/ifuncmod1.c: New file.
571 * testsuite/ifuncdep2.c: New file.
572 * testsuite/ifuncmain2.c: New file.
573 * testsuite/ifuncmain3.c: New file.
574 * testsuite/ifuncmod3.c: New file.
575 * testsuite/ifuncmain4.c: New file.
576 * testsuite/ifuncmain5.c: New file.
577 * testsuite/ifuncmod5.c: New file.
578 * testsuite/ifuncmain6pie.c: New file.
579 * testsuite/ifuncmod6.c: New file.
580 * testsuite/ifuncmain7.c: New file.
581 * configure, testsuite/Makefile.in: Rebuild.
583 2010-08-18 Ian Lance Taylor <iant@google.com>
586 (Output_section_incremental_inputs::write_input_files): Add cast
587 to avoid signed/unsigned comparison warning.
588 (Output_section_incremental_inputs::write_info_blocks): Likewise.
590 2010-08-12 Cary Coutant <ccoutant@google.com>
592 * common.cc (Sort_commons::operator()): Remove unnecessary code.
594 2010-08-13 Ian Lance Taylor <iant@google.com>
596 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
598 2010-08-12 Cary Coutant <ccoutant@google.com>
599 Doug Kwan <dougkwan@google.com>
601 * resolve.cc (Symbol_table::should_override): When a weak dynamic
602 defintion overrides non-weak undef, remember that the original undef
604 * symtab.cc (Symbol_table::sized_write_global): For undef without
605 an original weak binding, set binding to global in output.
606 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
607 * testsuite/Makefile.in: Regenerate.
608 * testsuite/strong_ref_weak_def.sh: New file.
609 * testsuite/strong_ref_weak_def_1.c: Ditto.
610 * testsuite/strong_ref_weak_def_2.c: Ditto.
612 2010-08-12 Cary Coutant <ccoutant@google.com>
614 * testsuite/incremental_test.sh: Rewrite.
615 * testsuite/incremental_test_1.c: Rewrite.
616 * testsuite/incremental_test_2.c: Rewrite.
618 2010-08-12 Cary Coutant <ccoutant@google.com>
620 * arm.cc (Target_arm::got_size): Add const.
621 (Target_arm::got_entry_count): New function.
622 (Target_arm::plt_entry_count): New function.
623 (Target_arm::first_plt_entry_offset): New function.
624 (Target_arm::plt_entry_size): New function.
625 (Output_data_plt_arm::entry_count): New function.
626 (Output_data_plt_arm::first_plt_entry_offset): New function.
627 (Output_data_plt_arm::get_plt_entry_size): New function.
628 * i386.cc (Target_i386::got_size): Add const.
629 (Target_i386::got_entry_count): New function.
630 (Target_i386::plt_entry_count): New function.
631 (Target_i386::first_plt_entry_offset): New function.
632 (Target_i386::plt_entry_size): New function.
633 (Output_data_plt_i386::entry_count): New function.
634 (Output_data_plt_i386::first_plt_entry_offset): New function.
635 (Output_data_plt_i386::get_plt_entry_size): New function.
636 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
637 find_incremental_inputs_sections. Dump incremental_got_plt section.
638 * incremental.cc: Include target.h.
639 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
640 parameter. Adjust all callers. Find incremental_got_plt section.
641 (Incremental_inputs::create_data_sections): Create incremental_got_plt
643 (Output_section_incremental_inputs::set_final_data_size): Calculate
644 size of incremental_got_plt section.
645 (Output_section_incremental_inputs::do_write): Write the
646 incremental_got_plt section.
647 (Got_plt_view_info): New struct.
648 (Local_got_offset_visitor): New class.
649 (Global_got_offset_visitor): New class.
650 (Global_symbol_visitor_got_plt): New class.
651 (Output_section_incremental_inputs::write_got_plt): New function.
652 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
653 Add parameter. Adjust all callers.
654 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
655 (Incremental_inputs::got_plt_section): New function.
656 (Incremental_inputs::got_plt_section_): New data member.
657 (Incremental_got_plt_reader): New class.
658 * layout.cc (Layout::create_incremental_info_sections): Add the
659 incremental_got_plt section.
660 * object.h (Got_offset_list::get_list): New function.
661 (Got offset_list::for_all_got_offsets): New function.
662 (Sized_relobj::local_got_offset_list): New function.
663 * powerpc.cc (Target_powerpc::got_size): Add const.
664 (Target_powerpc::got_entry_count): New function.
665 (Target_powerpc::plt_entry_count): New function.
666 (Target_powerpc::first_plt_entry_offset): New function.
667 (Target_powerpc::plt_entry_size): New function.
668 (Output_data_plt_powerpc::entry_count): New function.
669 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
670 (Output_data_plt_powerpc::get_plt_entry_size): New function.
671 * sparc.cc (Target_sparc::got_size): Add const.
672 (Target_sparc::got_entry_count): New function.
673 (Target_sparc::plt_entry_count): New function.
674 (Target_sparc::first_plt_entry_offset): New function.
675 (Target_sparc::plt_entry_size): New function.
676 (Output_data_plt_sparc::entry_count): New function.
677 (Output_data_plt_sparc::first_plt_entry_offset): New function.
678 (Output_data_plt_sparc::get_plt_entry_size): New function.
679 * symtab.h (Symbol::got_offset_list): New function.
680 (Symbol_table::for_all_symbols): New function.
681 * target.h (Sized_target::got_entry_count): New function.
682 (Sized_target::plt_entry_count): New function.
683 (Sized_target::plt_entry_size): New function.
684 * x86_64.cc (Target_x86_64::got_size): Add const.
685 (Target_x86_64::got_entry_count): New function.
686 (Target_x86_64::plt_entry_count): New function.
687 (Target_x86_64::first_plt_entry_offset): New function.
688 (Target_x86_64::plt_entry_size): New function.
689 (Output_data_plt_x86_64::entry_count): New function.
690 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
691 (Output_data_plt_x86_64::get_plt_entry_size): New function.
693 2010-08-12 Cary Coutant <ccoutant@google.com>
695 * archive.cc: Include incremental.h.
696 (Archive::Archive): Initialize incremental_info_.
697 (Archive::include_member): Record archive members in incremental info.
698 (Add_archive_symbols::run): Record begin and end of an archive in
700 (Lib_group::include_member): Record objects in incremental info.
701 * archive.h (Incremental_archive_entry): Forward declaration.
702 (Archive::set_incremental_info): New member function.
703 (Archive::incremental_info): New member function.
704 (Archive::Unused_symbol_iterator): New class.
705 (Archive::unused_symbols_begin): New member function.
706 (Archive::unused_symbols_end): New member function.
707 (Archive::incremental_info_): New data member.
708 * incremental-dump.cc (find_input_containing_global): New function.
709 (dump_incremental_inputs): Dump new incremental info sections.
710 * incremental.cc: Include symtab.h.
711 (Output_section_incremental_inputs): New class.
712 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
713 new incremental info sections.
714 (Sized_incremental_binary::do_check_inputs): Likewise.
715 (Incremental_inputs::report_archive): Remove.
716 (Incremental_inputs::report_archive_begin): New function.
717 (Incremental_inputs::report_archive_end): New function.
718 (Incremental_inputs::report_object): New function.
719 (Incremental_inputs::finalize_inputs): Remove.
720 (Incremental_inputs::report_input_section): New function.
721 (Incremental_inputs::report_script): Rewrite.
722 (Incremental_inputs::finalize): Do nothing but finalize string table.
723 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
724 (Incremental_inputs::sized_create_inputs_section_data): Remove.
725 (Incremental_inputs::create_data_sections): New function.
726 (Incremental_inputs::relocs_entsize): New function.
727 (Output_section_incremental_inputs::set_final_data_size): New function.
728 (Output_section_incremental_inputs::do_write): New function.
729 (Output_section_incremental_inputs::write_header): New function.
730 (Output_section_incremental_inputs::write_input_files): New function.
731 (Output_section_incremental_inputs::write_info_blocks): New function.
732 (Output_section_incremental_inputs::write_symtab): New function.
733 * incremental.h (Incremental_script_entry): Forward declaration.
734 (Incremental_object_entry): Forward declaration.
735 (Incremental_archive_entry): Forward declaration.
736 (Incremental_inputs): Forward declaration.
737 (Incremental_inputs_header_data): Remove.
738 (Incremental_inputs_header): Remove.
739 (Incremental_inputs_header_write): Remove.
740 (Incremental_inputs_entry_data): Remove.
741 (Incremental_inputs_entry): Remove.
742 (Incremental_inputs_entry_write): Remove.
743 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
744 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
745 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
746 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
748 (Incremental_input_entry): New class.
749 (Incremental_script_entry): New class.
750 (Incremental_object_entry): New class.
751 (Incremental_archive_entry): New class.
752 (Incremental_inputs::Incremental_inputs): Initialize new data members.
753 (Incremental_inputs::report_inputs): Remove.
754 (Incremental_inputs::report_archive): Remove.
755 (Incremental_inputs::report_archive_begin): New function.
756 (Incremental_inputs::report_archive_end): New function.
757 (Incremental_inputs::report_object): Change prototype.
758 (Incremental_inputs::report_input_section): New function.
759 (Incremental_inputs::report_script): Change prototype.
760 (Incremental_inputs::get_reloc_count): New function.
761 (Incremental_inputs::set_reloc_count): New function.
762 (Incremental_inputs::create_data_sections): New function.
763 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
764 (Incremental_inputs::inputs_section): New function.
765 (Incremental_inputs::symtab_section): New function.
766 (Incremental_inputs::relocs_section): New function.
767 (Incremental_inputs::get_stringpool): Add const.
768 (Incremental_inputs::command_line): Add const.
769 (Incremental_inputs::inputs): Remove.
770 (Incremental_inputs::command_line_key): New function.
771 (Incremental_inputs::input_file_count): New function.
772 (Incremental_inputs::input_files): New function.
773 (Incremental_inputs::relocs_entsize): New function.
774 (Incremental_inputs::sized_create_inputs_section_data): Remove.
775 (Incremental_inputs::finalize_inputs): Remove.
776 (Incremental_inputs::Input_info): Remove.
777 (Incremental_inputs::lock_): Remove.
778 (Incremental_inputs::inputs_): Change type.
779 (Incremental_inputs::inputs_map_): Remove.
780 (Incremental_inputs::current_object_entry_): New data member.
781 (Incremental_inputs::inputs_section_): New data member.
782 (Incremental_inputs::symtab_section_): New data member.
783 (Incremental_inputs::relocs_section_): New data member.
784 (Incremental_inputs::reloc_count_): New data member.
785 (Incremental_inputs_reader): New class.
786 (Incremental_symtab_reader): New class.
787 (Incremental_relocs_reader): New class.
788 * layout.cc (Layout::finalize): Move finalization of incremental info
789 and creation of incremental info sections to follow finalization of
790 symbol table. Set offsets for postprocessing sections.
791 (Layout::create_incremental_info_sections): Call
792 Incremental_inputs::create_data_sections. Add incremental symtab
793 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
794 sections to layout after input sections.
795 * layout.h (struct Timespec): Forward declaration.
796 (Layout::incremental_inputs): Add const.
797 (Layout::create_incremental_info_sections): Add parameter.
798 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
799 * object.cc: Include incremental.h.
800 (Relobj::finalize_incremental_relocs): New function.
801 (Sized_relobj::do_layout): Record input sections in incremental info.
802 * object.h (Object::output_section): New function.
803 (Object::output_section_offset): Moved from Relobj.
804 (Object::get_incremental_reloc_base): New function.
805 (Object::get_incremental_reloc_count): New function.
806 (Object::do_output_section): New function.
807 (Object::do_output_section_offset): Moved from Relobj.
808 (Object::do_get_incremental_reloc_base): New function.
809 (Object::do_get_incremental_reloc_count): New function.
810 (Object::Object): Initialize new data members.
811 (Relobj::output_section): Renamed do_output_section and moved to
813 (Relobj::output_section_offset): Moved to Object.
814 (Relobj::do_get_incremental_reloc_base): New function.
815 (Relobj::do_get_incremental_reloc_count): New function.
816 (Relobj::allocate_incremental_reloc_counts): New function.
817 (Relobj::count_incremental_reloc): New function.
818 (Relobj::finalize_incremental_relocs): New function.
819 (Relobj::next_incremental_reloc_index): New function.
820 (Relobj::reloc_counts_): New data member.
821 (Relobj::reloc_bases_): New data member.
822 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
823 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
824 (Sized_relobj::incremental_relocs_scan): New function.
825 (Sized_relobj::incremental_relocs_scan_reltype): New function.
826 (Sized_relobj::incremental_relocs_write): New function.
827 (Sized_relobj::incremental_relocs_write_reltype): New function.
828 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
830 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
831 archives and object files elsewhere.
832 (Add_symbols::run): Report object files here.
833 (Finish_group::run): Report end of archive at end of group.
834 * reloc.cc: Include layout.h, incremental.h.
835 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
836 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
837 (Sized_relobj::incremental_relocs_scan): New function.
838 (Sized_relobj::incremental_relocs_scan_reltype): New function.
839 (Sized_relobj::do_relocate_sections): Write incremental relocations.
840 (Sized_relobj::incremental_relocs_write): New function.
841 (Sized_relobj::incremental_relocs_write_reltype): New function.
842 * script.cc (read_input_script): Rewrite test for incremental link.
843 Change call to Incremental_inputs::report_script.
844 * symtab.h (Symbol_table::first_global_index): New function.
845 (Symbol_table::output_count): New function.
847 2010-08-12 Doug Kwan <dougkwan@google.com>
849 * arm.cc (Target_arm::merge_object_attributes): Check command line
850 options --no-wchar-size-warning and --no-enum-size-warning.
851 * options.h (General_options): Add ld-compatible options
852 --no-enum-size-warning and --no-wchar-size-warning.
854 2010-08-04 Ian Lance Taylor <iant@google.com>
856 * x86_64.cc (Target_x86_64::Scan::local): Use
857 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
858 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
859 (Target_x86_64::Scan::global): Likewise.
860 (Target_x86_64::Relocate::relocate): Likewise.
861 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
864 2010-08-03 Cary Coutant <ccoutant@google.com>
866 * merge.cc (Output_merge_string::do_add_input_section): Count strings
867 to reserve space in merged_strings vector. Keep total input size
869 (Output_merge_string::do_print_merge_stats): Print total input size.
870 * merge.h (Output_merge_string): Add input_size_ field.
871 * stringpool.cc (Stringpool_template::string_length): Move
872 implementations out of Stringpool_template class and place in
874 * stringpool.h (string_length): Move out of Stringpool_template.
876 2010-08-03 Ian Lance Taylor <iant@google.com>
879 * layout.cc (relaxation_loop_body): If address of load segment is
880 set, adjust address to include headers if possible.
882 2010-08-03 Ian Lance Taylor <iant@google.com>
884 * version.cc (version_string): Bump to 1.10.
886 2010-08-03 Ian Lance Taylor <iant@google.com>
889 * layout.h (enum Output_section_order): Define.
890 (class Layout): Update declarations.
891 * layout.cc (Layout::get_output_section): Add order parameter.
892 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
893 is_first_non_relro parameters. Change all callers.
894 (Layout::choose_output_section): Likewise.
895 (Layout::add_output_section_data): Likewise.
896 (Layout::make_output_section): Likewise. Set order.
897 (Layout::default_section_order): New function.
898 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
899 * output.cc (Output_section::Output_section): Initialize order_.
900 Don't initialize deleted fields.
901 (Output_segment::Output_segment): Don't initialize deleted
903 (Output_segment::add_output_section_to_load): New function
904 replacing add_output_section. Change all callers to call this or
905 add_output_section_to_nonload.
906 (Output_segment::add_output_section_to_nonload): New function.
907 (Output_segment::remove_output_section): Rewrite.
908 (Output_segment::add_initial_output_data): Likewise.
909 (Output_segment::has_any_data_sections): Likewise.
910 (Output_segment::is_first_section_relro): Likewise.
911 (Output_segment::maximum_alignment): Likewise.
912 (Output_segment::has_dynamic_reloc): New function replacing
913 dynamic_reloc_count. Change all callers.
914 (Output_segment::has_dynamic_reloc_list): New function replacing
915 dynamic_reloc_count_list. Change all callers.
916 (Output_segment::set_section_addresses): Rewrite.
917 (Output_segment::set_offset): Rewrite.
918 (Output_segment::find_first_and_last_list): Remove.
919 (Output_segment::set_tls_offsets): Rewrite.
920 (Output_segment::first_section_load_address): Likewise.
921 (Output_segment::output_section_count): Likewise.
922 (Output_segment::section_with_lowest_load_address): Likewise.
923 (Output_segment::write_section_headers): Likewise.
924 (Output_segment::print_sections_to_map): Likewise.
925 * output.h (class Output_data): Remove dynamic_reloc_count_
926 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
927 (Output_data::add_dynamic_reloc): Rewrite.
928 (Output_data::has_dynamic_reloc): New function.
929 (Output_data::dynamic_reloc_count): Remove.
930 (class Output_section): Add order_ field. Remvoe is_relro_local_,
931 is_last_relro_, is_first_non_relro_, is_interp_,
932 is_dynamic_linker_section_ fields. Add order and set_order
933 functions. Remove is_relro_local, set_is_relro_local,
934 is_last_relro, set_is_last_relro, is_first_non_relro,
935 set_is_first_non_relro functions, is_interp, set_is_interp,
936 is_dynamic_linker_section, and set_is_dynamic_linker_section
938 (class Output_segment): Change Output_data_list from std::list to
939 std:;vector. Add output_lists_ field. Remove output_data_ and
940 output_bss_ fields. Update declarations.
942 2010-08-02 Ian Lance Taylor <iant@google.com>
944 * arm.cc (Target_arm::gc_process_relocs): Use typename.
945 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
946 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
948 2010-08-02 Ian Lance Taylor <iant@google.com>
951 * script.cc (Script_options::Script_options): Initialize
952 symbol_definitions_ and symbol_references_.
953 (Script_options::add_symbol_assignment): Update
954 symbol_definitions_ and symbol_references_.
955 (Script_options::add_symbol_reference): New function.
956 (script_symbol): New function.
957 * script.h (class Script_options): Add symbol_definitions_ and
958 symbol_references_ fields.
959 (Script_options::referenced_const_iterator): New type.
960 (Script_options::referenced_begin): New function.
961 (Script_options::referenced_end): New function.
962 (Script_options::is_referenced): New function.
963 (Script_options::any_unreferenced): New function.
964 * script-c.h (script_symbol): Declare.
965 * yyscript.y (exp): Call script_symbol.
966 * symtab.cc: Include "script.h".
967 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
968 Change all callers. Check symbols referenced by scripts.
969 (Symbol_table::add_undefined_symbols_from_command_line): Add
970 layout parameter. Change all callers.
971 (Symbol_table::do_add_undefined_symbols_from_command_line):
972 Likewise. Break out loop body. Check symbols referenced by
974 (Symbol_table::add_undefined_symbol_from_command_line): New
975 function broken out of
976 do_add_undefined_symbols_from_command_line.
977 * symtab.h (class Symbol_table): Update declarations.
978 * archive.cc: Include "layout.h".
979 (Archive::should_include_member): Add layout parameter. Change
980 all callers. Check for symbol mentioned in expression.
981 * archive.h (class Archive): Update declaration.
982 * object.cc (Sized_relobj::do_should_include_member): Add layout
984 * object.h (Object::should_include_member): Add layout parameter.
986 (Object::do_should_include_member): Add layout parameter.
987 (class Sized_relobj): Update declaration.
988 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
990 * dynobj.h (class Sized_dynobj): Update declaration.
991 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
993 * plugin.h (class Sized_pluginobj): Update declaration.
995 2010-08-02 Ian Lance Taylor <iant@google.com>
998 * output.cc (Output_segment::set_offset): Search for the first and
999 last sections rather than assuming that the list is in order.
1000 (Output_segment::find_first_and_last_list): New function.
1001 * output.h (class Output_segment): Update declarations.
1002 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
1003 (relro_strip_test_SOURCES): New variable.
1004 (relro_strip_test_DEPENDENCIES): New variable.
1005 (relro_strip_test_LDFLAGS): New variable.
1006 (relro_strip_test_LDADD): New variable.
1007 (relro_strip_test.so): New target.
1009 2010-08-02 Ian Lance Taylor <iant@google.com>
1011 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
1012 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
1013 (Target_i386::got_tlsdesc_section): New function.
1014 (Target_i386::got_section): Create space for GOT entries for
1015 TLSDESC relocations.
1016 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
1018 (Target_i386::Scan::global): Likewise.
1019 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
1021 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
1022 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
1023 (Target_x86_64::got_tlsdesc_section): New function.
1024 (Target_x86_64::got_section): Create space for GOT entries for
1025 TLSDESC relocations.
1026 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
1028 (Target_x86_64::Scan::global): Likewise.
1029 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
1032 2010-08-02 Ian Lance Taylor <iant@google.com>
1034 * testsuite/final_layout.sh: Use dc to convert from hex to
1037 2010-07-29 Sriraman Tallam <tmsriram@google.com>
1039 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
1040 paramter to the call to gold::gc_process_relocs.
1041 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
1042 paramter to the call to gold::gc_process_relocs.
1043 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
1044 parameter to the call to gold::gc_process_relocs.
1045 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
1046 template parameter to the call to gold::gc_process_relocs.
1047 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
1048 paramter to the call to gold::gc_process_relocs.
1049 * gc.h (get_embedded_addend_size): New function.
1050 (gc_process_relocs): Save the size of the reloc for use by ICF.
1051 * icf.cc (get_section_contents): Get the addend from the text section
1052 for SHT_REL relocation sections.
1053 * icf.h (Icf::Reloc_addend_size_info): New typedef.
1054 (Icf::Reloc_info): Add new member reloc_addend_size_info.
1055 * int_encoding.h (read_from_pointer): New overloaded function.
1056 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
1057 * testsuite/icf_sht_rel_addend_test.sh: New file.
1058 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
1059 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
1061 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1063 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
1064 * Makefile.in: Regenerate.
1065 * testsuite/Makefile.in: Regenerate.
1067 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
1069 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
1070 * gold/testsuite/debug_msg.cc: Likewise.
1071 * gold/testsuite/odr_violation1.cc
1072 * gold/testsuite/odr_violation2.cc
1074 2010-07-21 Cary Coutant <ccoutant@google.com>
1076 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
1077 string, and length fields.
1078 (Output_merge_string::Merged_strings_list): New type.
1079 (Output_merge_string::Merged_strings_lists): New typedef.
1080 (Output_merge_string): Replace merged_strings_ with
1081 merged_strings_lists_.
1082 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
1083 Merged_strings_list per input object and section. Don't store pointer
1084 to the string. Don't store length with each merged string entry.
1085 (Output_merge_string::finalize_merged_data): Loop over list of merged
1086 strings lists. Recompute length of each merged string.
1088 2010-07-15 Cary Coutant <ccoutant@google.com>
1090 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
1093 2010-07-14 Ian Lance Taylor <iant@google.com>
1095 * descriptors.cc (Descriptors::open): Report correct name in error
1098 2010-07-13 Doug Kwan <dougkwan@google.com>
1100 * arm.cc (Arm_input_section::Arm_input_section): For a
1101 SHT_ARM_EXIDX section, always keeps the input sections.
1102 (Arm_input_section::set_exidx_section_link): New method.
1103 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
1104 has_errors_ to false.
1105 (Arm_exidx_input_section::has_errors,
1106 Arm_exidx_input_section::set_has_errors): New methods.
1107 (Arm_exidx_input_section::has_errors_): New data member.
1108 (Arm_relobj::get_exidx_shndx_list): New method.
1109 (Arm_output_section::append_text_sections_to_list): Do not skip
1110 section without SHF_EXECINSTR.
1111 (Arm_output_section::fix_exidx_coverage): Skip input sections with
1113 (Arm_relobj::make_exidx_input_section): Add new parameter for text
1114 section header. Make error messages more verbose. Check for
1115 a non-executable section linked to an EXIDX section.
1116 (Arm_relobj::do_read_symbols): Remove error checking, which has been
1117 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
1118 check that there is no deferred EXIDX section if we exit early.
1119 Instead of not making an EXIDX section in case of an error, make one
1120 and set the has_errors flag of it.
1121 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
1122 in a relocatable link.
1123 (Target_arm::do_relax): Look for the EXIDX output section instead of
1124 assuming that it is called .ARM.exidx.
1125 (Target_arm::fix_exidx_coverage): Add a new parameter for input
1126 section list. Do not check for SHF_EXECINSTR section flags but
1127 skip any input section with errors.
1128 * output.cc (Output_section::Output_section): Initialize
1129 always_keeps_input_sections_ to false.
1130 (Output_section::add_input_section): Check for
1131 always_keeps_input_sections_.
1132 * output.h (Output_section::always_keeps_input_sections,
1133 Output_section::set_always_keeps_input_sections): New methods.
1134 (Output_section::always_keeps_input_sections): New data member.
1136 2010-07-13 Rafael Espindola <espindola@google.com>
1138 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
1139 * fileread.h (Input_file): Add try_extra_search_path and find_file.
1141 2010-07-13 Philip Herron <herron.philip@googlemail.com>
1142 Ian Lance Taylor <iant@google.com>
1144 * output.h (Output_section_lookup_maps::add_merge_section):
1145 Correct check of whether value was inserted.
1146 (Output_section_lookup_maps::add_merge_input_section): Likewise.
1147 (Output_section_lookup_maps::add_relaxed_input_section):
1149 * arm.cc (Target_arm::got_section): Remove used local os.
1150 * i386.cc (Target_i386::got_section): Likewise.
1151 * x86_64.cc (Target_x86_64::got_section): Likewise.
1152 * sparc.cc (Target_sparc::got_section): Likewise.
1153 (Target_sparc::relocate): Remove unused local have_got_offset.
1154 * powerpc.cc (Target_powerpc::relocate): Likewise.
1156 2010-07-13 Ian Lance Taylor <iant@google.com>
1158 * compressed_output.cc (zlib_decompress): Fix signature in
1161 * archive.cc (Archive::include_member): Unlock an external member
1162 of a thin archive. Don't bother to delete an object we know is
1165 2010-07-12 Cary Coutant <ccoutant@google.com>
1167 * compressed_output.cc (zlib_decompress): New function.
1168 (get_uncompressed_size): New function.
1169 (decompress_input_section): New function.
1170 * compressed_output.h (get_uncompressed_size): New function.
1171 (decompress_input_section): New function.
1172 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
1173 Handle compressed debug sections.
1174 * layout.cc (is_compressed_debug_section): New function.
1175 (Layout::output_section_name): Map compressed section names to
1177 * layout.h (is_compressed_debug_section): New function.
1178 (is_debug_info_section): Recognize compressed debug sections.
1179 * merge.cc: Include compressed_output.h.
1180 (Output_merge_data::do_add_input_section): Handle compressed
1182 (Output_merge_string::do_add_input_section): Handle compressed
1184 * object.cc: Include compressed_output.h.
1185 (Sized_relobj::Sized_relobj): Initialize new data members.
1186 (build_compressed_section_map): New function.
1187 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
1188 * object.h (Object::section_is_compressed): New method.
1189 (Object::do_section_is_compressed): New method.
1190 (Sized_relobj::Compressed_section_map): New type.
1191 (Sized_relobj::do_section_is_compressed): New method.
1192 (Sized_relobj::compressed_sections_): New data member.
1193 * output.cc (Output_section::add_input_section): Handle compressed
1195 * reloc.cc: Include compressed_output.h.
1196 (Sized_relobj::write_sections): Handle compressed debug sections.
1198 2010-07-08 Cary Coutant <ccoutant@google.com>
1200 * resolve.cc (Symbol_table::resolve): Remember whether undef was
1201 weak when resolving to a dynamic def.
1202 (Symbol_table::should_override): Add adjust_dyndef flag; set it
1203 for weak undef/dynamic def cases. Adjust callers.
1204 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
1205 undef_binding_weak_.
1206 (Symbol_table::sized_write_globals): Adjust symbol binding.
1207 (Symbol_table::sized_write_symbol): Add binding parameter.
1208 * symtab.h (Symbol::set_undef_binding): New method.
1209 (Symbol::is_undef_binding_weak): New method.
1210 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
1211 (Symbol_table::should_override): Add new parameter.
1212 (Symbol_table::sized_write_symbol): Add new parameter.
1214 * testsuite/weak_undef_file1.cc: Add new test case.
1215 * testsuite/weak_undef_file2.cc: Fix header comment.
1216 * testsuite/weak_undef_test.cc: Add new test case.
1218 2010-06-29 Doug Kwan <dougkwan@google.com>
1220 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
1221 Initialize USE_SYMBOL_.
1222 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
1224 (Arm_reloc_property::uses_symbol_): New data member declaration.
1225 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
1226 uses symbol value and symbol is undefined but not weakly undefined.
1228 2010-06-28 Rafael Espindola <espindola@google.com>
1230 * plugin.cc (Plugin::load): Use dlerror.
1232 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
1234 * symtab.cc (detect_odr_violations): When reporting an ODR
1235 violation, report an object where the symbol is defined.
1237 2010-06-25 Doug Kwan <dougkwan@google.com>
1239 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
1240 (Target_arm::section_may_have_icf_unsafe_pointers): New method
1242 (Target_arm::Scan::local_reloc_may_be_function_pointer,
1243 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
1244 target hook to detect function points.
1245 (Target_arm::Scan::possible_function_pointer_reloc): New method.
1246 * icf.h (Icf::check_section_for_function_pointers): Change type of
1247 parameter SECTION_NAME to const reference to std::string. Use
1248 target hook to determine if section may have unsafe pointers.
1249 * target.h (Target::section_may_have_icf_unsafe_pointers): New
1252 2010-06-21 Rafael Espindola <espindola@google.com>
1254 * fileread.cc (Input_file::find_fie): New
1255 (Input_file::open): Use Input_file::find_fie.
1256 * fileread.h (Input_file::find_fie): New
1257 * plugin.cc (set_extra_library_path): New.
1258 (Plugin::load): Add set_extra_library_path to the transfer vector.
1259 (Plugin_manager::set_extra_library_path): New.
1260 (Plugin_manager::add_input_file): Use the extra search path if set.
1261 (set_extra_library_path(): New.
1262 * plugin.h (Plugin_manager): Add set_extra_library_path and
1265 2010-06-19 Cary Coutant <ccoutant@google.com>
1267 * layout.cc (gdb_sections): Add .debug_types.
1268 (lines_only_debug_sections): Likewise.
1270 2010-06-18 Rafael Espindola <espindola@google.com>
1272 * plugin.cc (add_input_file,add_input_library)
1273 (Plugin_manager::add_input_file): Make filename arguments const.
1274 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
1277 2010-06-16 Doug Kwan <dougkwan@google.com>
1279 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
1280 .ARM.attributes section if we have not merged any input
1281 attributes sections.
1283 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1285 * arm.cc: Allow combining objects with no EABI version
1288 2010-06-15 Rafael Espindola <espindola@google.com>
1290 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
1292 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1294 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
1295 (struct iovec): Correct !HAVE_READV definition.
1297 2010-06-10 Cary Coutant <ccoutant@google.com>
1299 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
1300 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
1302 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
1305 * symtab.h (Symbol::is_placeholder): New member function.
1306 * target-reloc.h (relocate_section): Check for placeholder symbols.
1308 * testsuite/Makefile.am (plugin_test_8): New test.
1309 (plugin_test_9): New test.
1310 * testsuite/Makefile.in: Regenerate.
1312 2010-06-09 Nick Clifton <nickc@redhat.com>
1314 * yyscript.y (input_list_element): Allow strings prefixed with
1315 the '-' character. Treat these as libraries.
1316 * script.cc (script_add_library): New function. Adds a library
1317 specified by "-l<name>" found in an input script.
1318 * script-c.h: Add prototype for script_add_library.
1320 2010-06-07 Doug Kwan <dougkwan@google.com>
1322 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
1323 Restrict stub-group size to be within long conditional branch
1324 range when working around cortex-A8 erratum.
1326 2010-06-07 Damien Diederen <dd@crosstwine.com>
1328 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
1331 2010-06-03 Sriraman Tallam <tmsriram@google.com>
1335 (Output_section::Input_section_sort_entry::compare_section_ordering):
1336 Change to return non-zero correctly.
1337 (Output_section::Input_section_sort_section_order_index_compare
1338 ::operator()): Change to fix ambiguity in comparisons.
1340 2010-06-01 Sriraman Tallam <tmsriram@google.com>
1342 * gold.h (is_wildcard_string): New function.
1343 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
1344 (Layout::layout_eh_frame): Ditto.
1345 (Layout::find_section_order_index): New method.
1346 (Layout::read_layout_from_file): New method.
1347 * layout.h (Layout::find_section_order_index): New method.
1348 (Layout::read_layout_from_file): New method.
1349 (Layout::input_section_position_): New private member.
1350 (Layout::input_section_glob_): New private member.
1351 * main.cc (main): Call read_layout_from_file here.
1352 * options.h (--section-ordering-file): New option.
1353 * output.cc (Output_section::input_section_order_specified_): New
1355 (Output_section::Output_section): Initialize new member.
1356 (Output_section::add_input_section): Add new parameter.
1357 Keep input sections when --section-ordering-file is used.
1358 (Output_section::set_final_data_size): Sort input sections when
1359 section ordering file is specified.
1360 (Output_section::Input_section_sort_entry): Add new parameter.
1362 (Output_section::Input_section_sort_entry::compare_section_ordering):
1364 (Output_section::Input_section_sort_compare::operator()): Change to
1365 consider section_order_index.
1366 (Output_section::Input_section_sort_init_fini_compare::operator()):
1367 Change to consider section_order_index.
1368 (Output_section::Input_section_sort_section_order_index_compare
1369 ::operator()): New method.
1370 (Output_section::sort_attached_input_sections): Change to sort
1371 according to section order when specified.
1372 (Output_section::add_input_section<32, true>): Add new parameter.
1373 (Output_section::add_input_section<64, true>): Add new parameter.
1374 (Output_section::add_input_section<32, false>): Add new parameter.
1375 (Output_section::add_input_section<64, false>): Add new parameter.
1376 * output.h (Output_section::add_input_section): Add new parameter.
1377 (Output_section::input_section_order_specified): New
1379 (Output_section::set_input_section_order_specified): New method.
1380 (Input_section::Input_section): Initialize section_order_index_.
1381 (Input_section::section_order_index): New method.
1382 (Input_section::set_section_order_index): New method.
1383 (Input_section::section_order_index_): New member.
1384 (Input_section::Input_section_sort_section_order_index_compare): New
1386 (Output_section::input_section_order_specified_): New member.
1387 * script-sections.cc (is_wildcard_string): Delete and move modified
1389 (Output_section_element_input::Output_section_element_input): Modify
1390 call to is_wildcard_string.
1391 (Output_section_element_input::Input_section_pattern
1392 ::Input_section_pattern): Ditto.
1393 (Output_section_element_input::Output_section_element_input): Ditto.
1394 * testsuite/Makefile.am (final_layout): New test case.
1395 * testsuite/Makefile.in: Regenerate.
1396 * testsuite/final_layout.cc: New file.
1397 * testsuite/final_layout.sh: New file.
1399 2010-06-01 Rafael Espindola <espindola@google.com>
1401 * plugin.cc (Plugin::load): Pass the output name to the plugin.
1403 2010-06-01 Rafael Espindola <espindola@google.com>
1405 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
1406 visibility of symbols.
1408 2010-05-27 Doug Kwan <dougkwan@google.com>
1410 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
1411 from start of output section instead of address for a local symbol
1412 in a merged or relaxed section when doing a relocatable link.
1414 2010-05-26 Rafael Espindola <espindola@google.com>
1417 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
1418 adding sections the garbage collector removed.
1419 * gold/testsuite/Makefile.am: Add test.
1420 * gold/testsuite/Makefile.in: Regenerate.
1421 * gold/testsuite/plugin_test_7.sh: New.
1422 * gold/testsuite/plugin_test_7_1.c: New.
1423 * gold/testsuite/plugin_test_7_2.c: New.
1425 2010-05-26 Rafael Espindola <espindola@google.com>
1427 * script-sections.cc (Output_section_definition::set_section_addresses):
1428 Check for --section-start.
1430 2010-05-26 Doug Kwan <dougkwan@google.com>
1432 * arm.cc (Arm_scan_relocatable_relocs): New class.
1433 (Target_arm::relocate_special_relocatable): New method.
1434 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
1435 (Arm_relocate_functions::thumb_branch_common): Same.
1436 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
1437 instead of Default_scan_relocatable_relocs.
1438 * target-reloc.h (relocate_for_relocatable): Let target handle
1439 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
1440 * target.h (Sized_target::relocate_special_relocatable): New method.
1442 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1444 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
1446 2010-05-23 Doug Kwan <dougkwan@google.com>
1448 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
1450 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
1451 with a direct branch, not a conditional branch, to a stub.
1452 * merge.cc (Output_merge_base::record_input_section): New method
1454 (Output_merge_data::do_add_input_section): Record input section if
1455 keeps-input-sections flag is set.
1456 (Output_merge_string::do_add_input_section): Ditto.
1457 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
1458 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
1460 (Output_merge_base::keeps_input_sections,
1461 Output_merge_base::set_keeps_input_sections,
1462 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
1464 (Output_merge_base::Input_sections): New type declaration.
1465 (Output_merge_base::input_sections_begin,
1466 Output_merge_base::input_sections_end,
1467 Output_merge_base::do_set_keeps_input_sections): New method definitions.
1468 (Output_merge_base::bool keeps_input_sections_,
1469 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
1470 Output_merge_base::input_sections_): New data members.
1471 (Output_merge_data::do_set_keeps_input_sections): New method
1473 (Output_merge_string::do_set_keeps_input_sections): Ditto.
1474 * output.cc (Output_section::Input_section::relobj): Move method
1475 defintion from class declaration to here and handle merge sections.
1476 (Output_section::Input_section::shndx): Ditto.
1477 (Output_section::Output_section): Remove initializations of removed
1478 data members and initialize new data member LOOKUP_MAPS_.
1479 (Output_section::add_input_section): Set keeps-input-sections flag
1480 for a newly created merge output section as appropriate. Adjust code
1481 to use Output_section_lookup_maps class.
1482 (Output_section::add_relaxed_input_section): Adjst code for lookup
1483 maps code refactoring.
1484 (Output_section::add_merge_input_section): Add a new parameter
1485 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
1486 class. If adding input section to a newly created merge output
1487 section fails, remove the new merge section.
1488 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
1489 Adjust code for use of the Output_section_lookup_maps class.
1490 (Output_section::find_merge_section): Ditto.
1491 (Output_section::build_lookup_maps): New method defintion.
1492 (Output_section::find_relaxed_input_section): Adjust code to use
1493 Output_section_lookup_maps class.
1494 (Output_section::get_input_sections): Export merge sections. Adjust
1495 code to use Output_section_lookup_maps class.
1496 (Output_section:::add_script_input_section): Adjust code to use
1497 Output_section_lookup_maps class. Update lookup maps for merge
1499 (Output_section::discard_states): Use Output_section_lookup_maps.
1500 (Output_section::restore_states): Same.
1501 * output.h (Merge_section_properties): Move class defintion out of
1503 (Output_section_lookup_maps): New class.
1504 (Output_section::Input_section::is_merge_section): New method
1506 (Output_section::Input_section::relobj): Move defintion out of class
1507 defintion. Declare method only.
1508 (Output_section::Input_section::shndx): Ditto.
1509 (Output_section::Input_section::output_merge_base): New method defintion.
1510 (Output_section::Input_section::u2_.pomb): New union field.
1511 (Output_section::Merge_section_by_properties_map,
1512 Output_section::Output_section_data_by_input_section_map,
1513 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
1515 (Output_section::add_merge_input_section): Add new parameter
1516 KEEPS_INPUT_SECTIONS.
1517 (Output_section::build_lookup_maps): New method declaration.
1518 (Output_section::merge_section_map_,
1519 Output_section::merge_section_by_properties_map_,
1520 Output_section::relaxed_input_section_map_,
1521 Output_section::is_relaxed_input_section_map_valid_): Remove data
1523 (Output_section::lookup_maps_): New data member.
1525 2010-05-21 Doug Kwan <dougkwan@google.com>
1528 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
1529 avoid a compilation error.
1531 2010-05-19 Rafael Espindola <espindola@google.com>
1533 * script-sections.cc (Output_section_definition::allocate_to_segment):
1534 Update the phdrs_list even when the output section is NULL.
1535 * testsuite/Makefile.am: Add test.
1536 * testsuite/Makefile.in: Regenerate.
1537 * testsuite/script_test_9.cc: New.
1538 * testsuite/script_test_9.sh: New.
1539 * testsuite/script_test_9.t: New.
1541 2010-05-19 Doug Kwan <dougkwan@google.com>
1543 * arm.cc (Arm_input_section::original_size): New method.
1544 (Arm_input_section::do_addralign): Add a cast.
1545 (Arm_input_section::do_output_offset): Remove static cast.
1546 (Arm_input_section::original_addralign,
1547 Arm_input_section::original_size_): Change type to uint32_t.
1548 (Arm_input_section::init): Add safe casts for section alignment
1550 (Arm_input_section::set_final_data_size): Do not set address and
1551 offset of stub table.
1552 (Arm_output_section::fix_exidx_coverage): Change use of of
1553 Output_section::Simple_input_section to that of
1554 Output_section::Input_section.
1555 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
1556 except for the first pass.
1557 * output.cc (Output_section::get_input_sections): Change type of
1558 input_sections to std::list<Input_section>.
1559 (Output_section::add_script_input_section): Rename from
1560 Output_section::add_simple_input_section. Change type of SIS
1561 parameter from Simple_input_section to Input_section.
1562 * output.h (Output_section::Simple_input_section): Remove class.
1563 (Output_section::Input_section): Change class visibility to public.
1564 (Output_section::Input_section::addralign): Use stored alignments
1565 for special input sections if set.
1566 (Output_section::Input_section::set_addralign): New method.
1567 (Output_section::get_input_sections): Change parameter type from
1568 list of Simple_input_section to list of Input_section.
1569 (Output_section::add_script_input_section): Rename from
1570 Output_section::add_simple_input_section. Change first parameter's
1571 type from Simple_input_section to Input_section and remove the
1572 second and third parameters.
1573 * script-sections.cc (Input_section::Input_section_list): Change
1574 type to list of Output_section::Input_section/
1575 (Input_section_info::Input_section_info): Change parameter type of
1576 INPUT_SECTION to Output_section::Input_section.
1577 (Input_section_info::input_section): Change return type.
1578 (Input_section_info::input_section_): Change type to
1579 Output_section::Input_section.
1580 (Output_section_element_input::set_section_addresses): Adjust code
1581 to use Output_section::Input_section instead of
1582 Output_section::Simple_input_section. Adjust code for renaming
1583 of Output_section::add_simple_input_section.
1584 (Orphan_output_section::set_section_addresses): Ditto.
1586 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1588 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
1589 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
1591 2010-05-18 Rafael Espindola <espindola@google.com>
1593 * options.cc (General_options::finalize): Handle -nostdlib.
1594 * options.h (nostdlib): New option.
1595 * script.cc (script_add_search_dir): Handle -nostdlib.
1597 2010-05-12 Doug Kwan <dougkwan@google.com>
1599 * arm.cc (Target_arm::do_finalize_sections): Create an empty
1600 attributes section only if there no attributes section after merging.
1601 (Target_arm::merge_object_attributes): Move value of
1602 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
1603 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
1604 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
1605 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
1606 and arm_attr_merge_7.stdout.
1607 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
1608 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
1609 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
1610 arm_attr_merge_7b.o): New rules.
1611 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
1613 * testsuite/Makefile.in: Regenerate.
1614 * testsuite/arm_attr_merge.sh: New file.
1615 * testsuite/arm_attr_merge_[67][ab].s: Same.
1617 2010-05-05 Nick Clifton <nickc@redhat.com>
1619 * po/es.po: Updated Spanish translation.
1621 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1623 * Makefile.am (install-exec-local): Properly install gold as
1624 default cross linker.
1625 * Makefile.in: Regenerated.
1627 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
1628 Nick Clifton <nickc@redhat.com>
1630 * configure.ac (install_as_default): Define and set to false
1631 unless --enable-gold or --enable-gold=both/gold has been
1633 * configure: Regenerate.
1635 * Makefile.am (install-exec-local): Install the executable as
1636 'ld.gold'. If install_as_default is true then also install it as
1638 * Makefile.in: Regenerated.
1640 2010-04-24 Ian Lance Taylor <iant@google.com>
1642 * layout.cc (Layout::layout_reloc): In relocatable link don't
1643 combine reloc sections for grouped sections.
1645 2010-04-23 Sriraman Tallam <tmsriram@google.com>
1647 * gc.h (gc_process_relocs): Pass information on relocs pointing to
1648 sections that are not ordinary to icf.
1649 * icf.cc (get_section_contents): Handle relocation pointing to section
1650 with no object or shndx information.
1651 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
1652 * testsuite/Makefile.in: Regenerate.
1653 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
1654 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
1656 2010-04-22 Ian Lance Taylor <iant@google.com>
1658 * expression.cc (Expression::Expression_eval_info): Add
1659 result_alignment_pointer field.
1660 (Expression::eval_with_dot): Add result_alignment_pointer
1661 parameter. Change all callers.
1662 (Expression::eval_maybe_dot): Likewise.
1663 (class Binary_expression): Add alignment_pointer parameter to
1664 left_value and right_value. Change all callers.
1665 (BINARY_EXPRESSION): Set result alignment.
1666 (class Trinary_expression): Add alignment_pointer parameter to
1667 arg2_value and arg3_value. Change all callers.
1668 (Trinary_cond::value): Set result alignment.
1669 (Max_expression::value, Min_expression::value): Likewise.
1670 (Align_expression::value): Likewise.
1671 * script-sections.cc (class Sections_element): Add dot_alignment
1672 parameter to set_section_addresses virtual function. Update
1674 (class Output_section_element): Likewise.
1675 (Script_sections::create_segments): Add dot_alignment parameter.
1677 (Script_sections::create_segments_from_phdrs_clause): Likewise.
1678 (Script_sections::set_phdrs_clause_addresses): Likewise.
1679 * script-sections.h: Update declarations.
1680 * script.h: Update declarations.
1681 * output.h (Output_segment::set_minimum_p_align): Don't decrease
1683 * testsuite/script_test_3.t: Set large alignment.
1684 * testsuite/script_test_3.sh: Make sure that at least one LOAD
1685 segment has expected alignment.
1687 2010-04-22 Nick Clifton <nickc@redhat.com>
1689 * po/gold.pot: Updated by the Translation project.
1690 * po/vi.po: Updated Vietnamese translation.
1692 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
1694 * testsuite/Makefile.am (check_PROGRAMS): Add
1695 icf_virtual_function_folding_test.
1696 * testsuite/Makefile.in: Regenerated.
1698 2010-04-15 Andrew Haley <aph@redhat.com>
1700 * options.h (merge_exidx_entries): New option.
1701 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
1702 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
1703 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
1704 (Target_arm::merge_exidx_entries): New function.
1705 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
1706 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
1707 to Arm_exidx_fixup constructor.
1708 Add new arg, merge_exidx_entries.
1709 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
1710 Arm_output_section::fix_exidx_coverage.
1712 2010-04-18 Sriraman Tallam <tmsriram@google.com>
1714 * icf.cc (get_section_contents): Check for preemptible functions.
1715 Ignore addend when appropriate.
1716 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
1718 (add_from_relobj): Check for section folded.
1719 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
1720 * symtab.h (should_add_dynsym_entry): Add new parameter.
1721 * target-reloc.h (scan_relocs): Check for section folded.
1722 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
1723 Check reloc types for function pointers in shared objects.
1724 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
1726 (icf_preemptible_functions_test): New test case.
1727 (icf_string_merge_test): New test case.
1728 * testsuite.Makefile.in: Regenerate.
1729 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
1730 bar_glob. Refactor code.
1731 * testsuite/icf_preemptible_functions_test.cc: New file.
1732 * testsuite/icf_preemptible_functions_test.sh: New file.
1733 * testsuite/icf_string_merge_test.cc: New file.
1734 * testsuite/icf_string_merge_test.sh: New file.
1735 * testsuite/icf_virtual_function_folding_test.cc: New file.
1736 * testsuite/icf_virtual_function_folding_test.sh: New file.
1738 2010-04-14 Doug Kwan <dougkwan@google.com>
1740 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
1741 for local symbol recounting if we remove a section due to ICF.
1742 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
1743 there are no regular objects in input.
1745 2010-04-13 Doug Kwan <dougkwan@google.com>
1747 * arm.cc (Arm_input_section::set_final_data_size): Compute
1748 accurate final data size instead of using current data size.
1750 2010-04-09 Doug Kwan <dougkwan@google.com>
1752 * layout.cc (Layout::choose_output_section): Handle script section
1754 (Layout::make_output_section_for_script): Add section type parameter.
1755 Handle script section types.
1756 * layout.h (Layout::make_output_section_for_script): Add section
1758 * output.cc (Output_section::Output_section): Initialize data member
1760 (Output_section::do_reset_address_and_file_offset): Do not set address
1761 to 0 if section is a NOLOAD section.
1762 * output.h (Output_section::is_noload): New method.
1763 (Output_section::set_is_noload): Ditto.
1764 (Output_section::is_noload_): New data member.
1765 * script-c.h (Script_section_type): New enum type.
1766 (struct Parser_output_section_header): Add new file section_type.
1767 * script-sections.cc (Sections_element::output_section_name): Add
1768 parameter for returning script section type.
1769 (Output_section_definition::output_section_name): Ditto.
1770 (Output_section_definition::section_type)P; New method.
1771 (Output_section_definiton::script_section_type_name): Ditto.
1772 (Output_section_definition::script_section_type_): New data member.
1773 (Output_section_definition::Output_section_definition): Initialize
1774 data member Output_section_definition::script_section_type_.
1775 (Output_section_definition::create_sections): Pass script section type
1776 to Layout::make_output_section_for_script.
1777 (Output_section_definition::output_section_name): Return script
1778 section type to caller.
1779 (Output_section_definition::set_section_address): Do not advance
1780 dot value and load address if section type is NOLOAD. Set address
1781 of NOLOAD sections regardless of section flags.
1782 (Output_section_definition::print): Print section type if it is
1783 not SCRIPT_SECTION_TYPE_NONE.
1784 (Output_section_definition::section_type): New method.
1785 (Output_section_definition::script_section_type_name): Ditto.
1786 (Script_sections::output_section_name): Add new parameter
1787 PSECTION_TYPE for returning script section type. Pass it to
1788 section elements. Handle discard sections.
1789 (Sort_output_sections::operator()): Handle NOLOAD sections.
1790 * script-sections.h (Script_sections::Section_type): New enum type.
1791 (Script_sections::output_section_name): Add a new parameter for
1792 returning script section type.
1793 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
1795 * yyscript.y (union): Add new field SECTION_TYPE.
1796 (COPY, DSECT, INFO, NOLOAD): New tokens.
1797 (opt_address_and_section_type): Change type to output_section_header.
1798 (section_type): New non-terminal
1799 (section_header): Handle section type.
1800 (opt_address_and_section_type): Return section type value.
1802 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
1804 * testsuite/plugin_common_test_1.c (foo): Add prototype.
1805 * testsuite/plugin_common_test_2.c (foo): Likewise.
1807 2010-04-08 Doug Kwan <dougkwan@google.com>
1809 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
1811 * output.cc (Output_section::add_merge_input_section): Simplify
1812 code and return status of Output_merge_base::add_input_section.
1813 Update merge section map only if Output_merge_base::add_input_section
1816 2010-04-07 Doug Kwan <dougkwan@google.com>
1818 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
1819 if section is marked as containing instructions but has no mapping
1821 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
1822 correct section index.
1823 (Arm_relobj::find_linked_text_section): Ditto.
1825 2010-04-07 Cary Coutant <ccoutant@google.com>
1827 * archive.cc (include_member): Destroy Read_symbols_data object before
1829 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
1830 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
1831 (Read_symbols_data::~Read_symbols_data) New destructor.
1832 (Section_relocs::Section_relocs) New constructor.
1833 (Section_relocs::~Section_relocs) New destructor.
1834 (Read_relocs_data::Read_relocs_data) New constructor.
1835 (Read_relocs_data::~Read_relocs_data) New destructor.
1836 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
1837 pointers to NULL after deleting.
1839 2010-04-07 Doug Kwan <dougkwan@google.com>
1841 * arm.cc: Replace "endianity" with "endianness" in comments.
1842 (Arm_exidx_cantunwind): Ditto.
1843 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
1844 (Arm_relobj::merge_flags_and_attributes): New method.
1845 (Arm_relobj::merge_flags_and_attributes_): New data member.
1846 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
1847 (Arm_relobj::scan_sections_for_stubs): Ditto.
1848 (Arm_relobj::do_read_symbols): Check to see if we really want to
1849 merge processor-specific flags and attributes. Exit early if
1850 an object is empty except for section names and the undefined symbol.
1851 (Target_arm::do_finalize_sections): Move check for ELF format to
1852 Arm_relobj::do_read_symbols. Merge processor specific flags and
1853 attributes from a regular object only when we have determined that
1854 it is aapropriate. Do not create an .ARM.attributes section in
1855 output if there is no regular input object.
1856 (Target_arm::merge_processor_specific_flags): Check
1857 --warn-mismatch before printing any error.
1858 (Target_arm::merge_object_attributes): Ditto.
1859 * gold.cc (queue_middle_tasks): Handle the case in which there is
1860 no regular object in input.
1861 * options.cc (General_options::parse_EB): New method.
1862 (General_options::parse_EL): Same.
1863 (General_options::General_options): Initialize endianness_.
1864 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
1866 (General_options::Endianness): New enum.
1867 (General_options::endianness): New method.
1868 (General_options::endianness_): New data member.
1869 * parameters.cc (Parameters::set_options): Check target endianness.
1870 (Parameters::set_target_once): Ditto.
1871 (Parameters::check_target_endianness): New method.
1872 (parameters_force_valid_target): If either -EL or -EB is specified,
1873 use it to define endianness of default target.
1874 * parameters.h (Parameters::check_target_endianness): New method
1876 * target.h (class Target): Change "endianity" to "endianness"
1879 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1881 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
1882 * configure: Regenerate.
1883 * Makefile.in: Regenerate.
1884 * testsuite/Makefile.in: Regenerate.
1886 2010-04-06 Cary Coutant <ccoutant@google.com>
1889 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
1890 prevailing definitions of common symbols.
1891 * testsuite/plugin_test_6.sh: New test case.
1892 * testsuite/plugin_common_test_1.c: New test case.
1893 * testsuite/plugin_common_test_2.c: New test case.
1894 * testsuite/Makefile.am (plugin_test_6): New test case.
1895 * testsuite/Makefile.in: Regenerate.
1897 2010-04-06 Nick Clifton <nickc@redhat.com>
1899 * po/vi.po: New Vietnamese translation.
1901 2010-03-30 Doug Kwan <dougkwan@google.com>
1903 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
1905 2010-03-25 Doug Kwan <dougkwan@google.com>
1907 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
1908 to avoid a conversion warning on a 32-bit host.
1910 2010-03-24 Ian Lance Taylor <iant@google.com>
1912 * testsuite/script_test_3.t: Add a TLS segment.
1913 * testsuite/Makefile.am (check_PROGRAMS): Add
1914 tls_phdrs_script_test.
1915 (tls_phdrs_script_test_SOURCES): Define.
1916 (tls_phdrs_script_test_DEPENDENCIES): Define.
1917 (tls_phdrs_script_test_LDFLAGS): Define.
1918 (tls_phdrs_script_test_LDADD): Define.
1919 * testsuite/Makefile.in: Rebuild.
1921 2010-03-23 Cary Coutant <ccoutant@google.com>
1923 * fileread.cc (find_or_make_view): Fix comment.
1925 2010-03-23 Ian Lance Taylor <iant@google.com>
1927 * script-sections.cc (class Orphan_section_placement): Define
1928 PLACE_TLS and PLACE_TLS_BSS.
1929 (Orphan_section_placement::Orphan_section_placement): Initialize
1931 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
1932 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
1933 (tls_script_test_SOURCES): Define.
1934 (tls_script_test_DEPENDENCIES): Define.
1935 (tls_script_test_LDFLAGS): Define.
1936 (tls_script_test_LDADD): Define.
1937 * testsuite/Makefile.in: Rebuild.
1939 2010-03-22 Doug Kwan <dougkwan@google.com>
1941 * arm.cc (Arm_relocate_functions::abs8,
1942 Arm_relocate_functions::abs16): Use correct check for overflow
1943 specified in the ARM ELF specs.
1944 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
1945 target of a BLX instruction specially.
1946 (Reloc_stub::stub_type_for_reloc): Ditto.
1947 (Relocate::relocate): Use symbolic names instead of numeric relocation
1948 codes to report error.
1949 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
1951 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
1952 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
1953 thumb2_blx_out_of_range.stdout
1954 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
1955 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
1956 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
1957 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
1958 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
1959 thumb2_blx_in_range, thumb2_blx_in_range.o,
1960 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
1961 thumb2_blx_out_of_range.o): New rules.
1962 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
1963 thumb2_blx_in_range and thumb2_blx_out_of_range.
1964 * testsuite/Makefile.in: Regenerate.
1965 * arm_branch_in_range.sh: Add tests for THUMB BLX.
1966 * testsuite/thumb_blx_in_range.s: New file.
1967 * testsuite/thumb_blx_out_of_range.s: New file.
1969 2010-03-22 Rafael Espindola <espindola@google.com>
1971 * archive.cc (Should_include): Move to archive.h.
1972 (should_include_member): Make it a member of Archive.
1974 (Add_lib_group_symbols): New.
1975 * archive.h: Include options.h.
1976 (Archive_member): Moved from Archive.
1977 (Should_include): Moved from archive.cc.
1979 (Add_lib_group_symbols): New.
1980 * dynobj.cc (do_should_include_member): New.
1981 * dynobj.h (do_should_include_member): New.
1982 * gold.cc (queue_initial_tasks): Update call to queue.
1983 * main.cc (main): Print lib group stats.
1984 * object.cc (do_should_include_member): New.
1985 * object.h: Include archive.h.
1986 (Object::should_include_member): New.
1987 (Object::do_should_include_member): New.
1988 (Sized_relobj::do_should_include_member): New.
1989 * options.cc (General_options::parse_start_lib): New.
1990 (General_options::parse_end_lib): New.
1991 (Input_arguments::add_file): Handle lib groups.
1992 (Input_arguments::start_group): Check we are not in a lib.
1993 (Input_arguments::start_lib): New.
1994 (Input_arguments::end_lib): New.
1995 * options.h (General_options): Add start_lib and end_lib.
1996 (Input_argument::lib_): New.
1997 (Input_argument::lib): New.
1998 (Input_argument::is_lib): New.
1999 (Input_file_lib): New.
2000 (Input_arguments::in_lib_): New.
2001 (Input_arguments::in_lib): New.
2002 (Input_arguments::start_lib): New.
2003 (Input_arguments::end_lib_): New.
2004 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
2005 in unused members as preempted.
2006 (Sized_pluginobj::do_should_include_member): New.
2007 * plugin.h (Sized_pluginobj::do_should_include_member): New.
2008 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
2010 (Read_symbols::do_whole_lib_group): New.
2011 (Read_symbols::do_lib_group): New.
2012 (Read_symbols::do_read_symbols): Handle lib groups.
2013 (Read_symbols::get_name): Handle lib groups.
2014 * readsyms.h (Read_symbols): Add an archive member pointer.
2015 (Read_symbols::do_whole_lib_group): New.
2016 (Read_symbols::do_lib_group): New.
2017 (Read_symbols::member_): New.
2018 * script.cc (read_input_script): Update call to queue_soon.
2020 2010-03-19 Doug Kwan <dougkwan@google.com>
2022 * arm.cc (Stub_table::Stub_table): Initialize new data members
2023 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2024 (Stub_table::add_reloc_stub): Assign stub offset and update
2025 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
2026 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
2028 (Stub_table::update_data_size_and_addralign): Use
2029 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
2030 instead of going over all reloc stubs.
2031 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
2032 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2033 Stringpool_template::offset_ to size of Stringpool_char.
2034 (Stringpool_template::new_key_offset): Remove code to initialize
2035 Stringpool_template::offset_.
2036 * stringpool.h (Stringpool_template::set_no_zero_null): Set
2037 Stringpool_template::offset_ to zero.
2039 2010-03-15 Doug Kwan <dougkwan@google.com>
2041 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
2043 (Stringpool_template::new_key_offset): New method.
2044 (Stringpool_template::add_string): Assign offsets when adding new
2046 (Stringpool_template::set_string_offsets): Do not set string offsets
2047 when not optimizing.
2048 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
2050 (Chunked_vector::clear): Clear size_.
2051 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
2052 (Chunked_vector::size): Return size_.
2053 (Chunked_vector::push_back): Use size_ to find insert position.
2054 (Chunked_vector::size_): New data member.
2055 (Stringpool_template::set_no_zero_null): Assert string set is empty.
2056 (Stringpool_template::new_key_offset): New method declaration.
2057 (Stringpool_template::offset_): New data member.
2059 2010-03-15 Rafael Espindola <espindola@google.com>
2061 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
2062 Add_symbols' constructor.
2063 * readsyms.h (Add_symbols): Remove the input_group member.
2065 2010-03-10 Ian Lance Taylor <iant@google.com>
2067 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
2068 target to ask whether a reference to a symbol requires a stack
2070 * target.h (Target::is_call_to_non_split): New function.
2071 (Target::do_is_call_to_non_split): Declare virtual function.
2072 * target.cc: Include "symtab.h".
2073 (Target::do_is_call_to_non_split): New function.
2074 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
2076 2010-03-10 Cary Coutant <ccoutant@google.com>
2078 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
2079 (File_read::open[1]): Remove initial mapping of whole_file_view_.
2080 (File_read::open[2]): Add whole_file_view_ to list of views.
2081 (File_read::make_view): Remove test of whole_file_view_.
2082 (File_read::find_or_make_view): Create whole_file_view_ if
2084 (File_read::clear_views): Replace bool parameter with enum;
2085 adjust all callers. Don't delete views with permanent data;
2086 do delete cached views and views from archives if
2087 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
2088 if clearing the corresponding view.
2089 * fileread.h (File_read::Clear_views_mode): New enum.
2090 (File_read::View::is_permanent_view): New method.
2091 (File_read::clear_views): Replace bool parameter
2092 with enum; adjust all callers.
2093 * options.h (General_options): Change keep_files_mapped option;
2094 add map_whole_files.
2095 * readsyms.cc (Add_symbols::run): Delete sd_ object before
2097 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
2100 2010-03-10 David S. Miller <davem@davemloft.net>
2102 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
2104 2010-03-09 Sriraman Tallam <tmsriram@google.com>
2106 * icf.cc (get_section_contents): Add '@' marker after processing the
2109 2010-03-08 Doug Kwan <dougkwan@google.com>
2111 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
2112 due to a conversion warning.
2113 (Arm_relobj::update_output_local_symbol_count): Check for local
2114 symbol with unset output index.
2116 2010-03-05 Ian Lance Taylor <iant@google.com>
2118 * options.h (class General_options): Add --spare-dynamic-tags.
2119 * output.cc (Output_data_dynamic::set_final_data_size): Implement
2120 --spare-dynamic-tags.
2122 2010-03-05 Ian Lance Taylor <iant@google.com>
2124 * incremental.cc: Include "libiberty.h".
2126 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2128 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
2129 function, is_info_ member.
2130 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
2131 (Versions::Versions): Update caller.
2132 (Versions::define_base_version): Likewise.
2133 (Versions::add_def): Likewise.
2135 2010-03-03 Sriraman Tallam <tmsriram@google.com>
2137 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
2138 (Scan::possible_function_pointer_reloc): New function.
2139 (Scan::local_reloc_may_be_function_pointer): Change to call
2140 possible_function_pointer_reloc.
2141 (Scan::global_reloc_may_be_function_pointer): Ditto.
2142 * icf.h (Icf::check_section_for_function_pointers): Change to reject
2143 relocations in ".data.rel.ro._ZTV" section.
2144 * testsuite/icf_safe_so_test.sh: Change to pass i386.
2145 * testsuite/icf_safe_so_test.cc: Ditto.
2146 * testsuite/icf_safe_test.cc: Ditto.
2147 * testsuite/icf_safe_test.sh: Ditto.
2149 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2150 Ian Lance Taylor <iant@google.com>
2152 * target-reloc.h (relocate_section): Check the symbol table index
2153 for -1U before setting the local symbol index.
2154 (scan_relocatable_relocs): If copying the relocation, record that
2155 the local symbol is required.
2156 * object.h (Symbol_value::is_output_symtab_index_set): New
2158 (Symbol_value::may_be_discarded_from_output_symtab): New
2160 (Symbol_value::has_output_symtab_entry): New function.
2161 (Symbol_value::needs_output_symtab_entry): Remove.
2162 (Symbol_value::output_symtab_index): Make sure the symbol index is
2164 (Symbol_value::set_output_symtab_index): Make sure the symbol
2165 index is not set. Make sure the new index is valid.
2166 (Symbol_value::set_must_have_output_symtab_entry): New function.
2167 (Symbol_value::has_output_dynsym_entry): New function.
2168 (Symbol_value::set_output_dynsym_index): Make sure the new index
2170 (Sized_relobj::set_must_have_output_symtab_entry): New function.
2171 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
2172 local symbol if permitted.
2173 (Sized_relobj::do_finalize_local_symbols): Call
2174 is_output_symtab_index_set rather than needs_output_symtab_entry.
2175 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
2176 rather than needs_output_symtab_entry. Call
2177 has_output_dynsym_entry rather than needs_output_dynsym_entry.
2178 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
2179 is_output_symtab_index_set rather than needs_output_symtab_entry.
2180 * testsuite/discard_locals_relocatable_test.c: New file.
2181 * testsuite/discard_locals_test.sh: Test -r.
2182 * testsuite/Makefile.am (check_DATA): Add
2183 discard_locals_relocatable_test1.syms,
2184 discard_local_relocatable_test2.syms.
2185 (MOSTLYCLEANFILES): Likewise. Also add
2186 discard_locals_relocatable_test1.lout and
2187 discard_locals_relocatable_test2.out.
2188 (discard_locals_relocatable_test1.syms): New target.
2189 (discard_locals_relocatable_test.o): New target.
2190 (discard_locals_relocatable_test1.out): New target.
2191 (discard_locals_relocatable_test2.syms): New target.
2192 (discard_locals_relocatable_test2.out): New target.
2193 (various): Add missing ../ld-new dependencies.
2194 * testsuite/Makefile.in: Rebuild.
2196 2010-03-03 Nick Clifton <nickc@redhat.com>
2198 * po/fi.po: New Finnish translation.
2200 2010-03-01 Doug Kwan <dougkwan@google.com>
2202 * layout.cc (Layout::Layout): Force section types of .init_array*,
2203 .preinit_array* and .fini_array* sections.
2204 * output.cc (Output_section::Input_section_sort_entry::has_priority):
2205 Fix check of return value of std::string::find.().
2206 (Output_section::Input_section_sort_compare::operator()): Remove
2207 comment about .init_array.
2208 (Output_section::Input_section_sort_init_fini_compare::operator()):
2210 (Output_section::sort_attached_input_sections): Handle .init_array
2211 and .fini_array specially.
2212 * output.h (Output_section::Inut_section_sort_compare): Update
2214 (Output_section::Input_section_sort_init_fini_compare): New struct.
2216 2010-02-26 Doug Kwan <dougkwan@google.com>
2218 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
2219 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
2220 * testsuite/debug_msg.sh: Avoid matching source line number for
2221 use of global variable undef_int.
2223 2010-02-26 Doug Kwan <dougkwan@google.com>
2225 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
2226 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
2227 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
2228 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
2229 * options.cc (General_options::General_options): Initialize member
2231 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
2232 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
2233 and rm_no_fix_v4bx.stdout
2234 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
2235 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
2236 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
2237 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
2238 and arm_no_fix_v4bx.
2239 * Makefile.in: Regenerate.
2240 * testsuite/arm_fix_v4bx.s: New file.
2241 * testsuite/arm_fix_v4bx.sh: Ditto.
2243 2010-02-24 Doug Kwan <dougkwan@google.com>
2245 * arm.cc (Target_arm::got_section): Make the .got section the first
2246 non RELRO section in the data segment.
2247 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
2248 suffixes of section names.
2250 2010-02-24 Doug Kwan <dougkwan@google.com>
2252 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
2253 flags and attributes merging if an input file is a binary file.
2254 * fileread.cc (Input_file::open): Record format of original file.
2255 * fileread.h (Input_file::Format): New enum type.
2256 (Input_file::Input_file): Initialize data member format_.
2257 (Input_file::format): New method definition.
2258 (Input_file::format_):: New data member.
2260 2010-02-24 Doug Kwan <dougkwan@google.com>
2262 * arm.cc (Arm_output_data_got): New class.
2263 (ARM_TCB_SIZE): New constant
2264 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
2265 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
2266 If user uses a script with a SECTIONS clause, issue only a warning
2267 for a misplaced EXIDX input section. Otherwise, issue an error.
2268 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
2270 (Target_arm::got_mode_index_entry): Handle static linking.
2271 (Target_arm::Scan::local): Ditto.
2272 (Target_arm::Scan::global): Ditto.
2273 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
2274 all incorrectly implemented relocations.
2275 (Target_arm::fix_exidx_coverage): Pass layout to
2276 Arm_output_section::fix_exidx_coverage.
2277 * layout.cc (Layout::section_name_mapping): Remove trailing dots
2278 from ".ARM.exidx." and ".ARM.extab.".
2280 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2282 * arm.cc (Target_arm::do_finalize_sections): Create attribute
2283 section if it does not already exist.
2284 * attributes.cc (Attributes_section_data::Attributes_section_data):
2285 Don't crash if size is zero.
2287 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2288 Ian Lance Taylor <iant@google.com>
2290 * gold.cc (queue_middle_tasks): If no input files were opened,
2292 * workqueue.h (Task_function::Task_function): Assert that there is
2295 2010-02-22 Doug Kwan <dougkwan@google.com>
2297 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
2298 * icf.cc (get_section_contents): Cast snprintf arguments to long long
2299 types to avoid warnings due to different uint64_t implementations
2302 2010-02-21 Doug Kwan <dougkwan@google.com>
2304 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
2305 handling of the maximum backward branch offset.
2306 (Arm_relocate_functions::thumb_branch_common): Ditto.
2307 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
2308 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
2309 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
2310 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
2311 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
2312 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
2313 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
2314 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
2315 thumb_bl_out_of_range thumb_bl_out_of_range.o,
2316 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
2317 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
2318 thumb2_bl_out_of_range.o): New rules.
2319 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
2320 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
2321 thumb2_bl_out_of_range
2322 * testsuite/Makefile.in: Regenerate.
2323 * testsuite/arm_bl_in_range.s: New file.
2324 * testsuite/arm_bl_out_of_range.s: Ditto.
2325 * testsuite/arm_branch_in_range.sh: Ditto.
2326 * testsuite/arm_branch_range.t: Ditto.
2327 * testsuite/thumb2_branch_range.t: Ditto.
2328 * testsuite/thumb_bl_in_range.s: Ditto.
2329 * testsuite/thumb_bl_out_of_range.s: Ditto.
2330 * testsuite/thumb_branch_range.t: Ditto.
2332 2010-02-20 Sriraman Tallam <tmsriram@google.com>
2334 * gc.h (gc_process_relocs): Change vectors to point to the new list.
2335 Add reloc offset information.
2336 * icf.cc (get_section_contents): Change iterators to point to the new
2337 vectors. Add reloc offset information to the contents.
2338 * icf.h (Icf::Sections_reachable_info): New typedef.
2339 (Icf::Sections_reachable_list): New typedef.
2340 (Icf::Offset_info): New typedef.
2341 (Icf::Reloc_info): New struct typedef.
2342 (Icf::Reloc_info_list): New typedef.
2343 (Icf::symbol_reloc_list): Delete method.
2344 (Icf::addend_reloc_list): Delete method.
2345 (Icf::section_reloc_list): Delete method.
2346 (Icf::reloc_info_list): New method.
2347 (Icf::reloc_info_list_): New member.
2349 2010-02-19 Doug Kwan <dougkwan@google.com>
2351 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
2352 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
2353 * arm.cc (Arm_relocation_functions): New forward declaration.
2354 (Target_arm::Target_arm): Initialize new data members
2355 got_mod_index_offset_ and tls_base_symbol_defined_.
2356 (Target_arm::Relocate::relocate_tls): New method.
2357 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
2358 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
2360 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
2361 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
2362 (Target_arm::got_mod_index_offset_,
2363 Target_arm::tls_base_symbol_defined_): New data members.
2364 (Target_arm::Scan::local, Target::Scan::global,
2365 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
2368 2010-02-18 Doug Kwan <dougkwan@google.com>
2370 * arm.cc (Arm_relobj::find_linked_text_section): New method.
2371 (Arm_relobj::make_exidx_input_section): Pass section index of linked
2372 text section as a parameter becuase some broken tools may not set
2373 the link in section header.
2374 (Target_arm::has_got_section): New method.
2375 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
2376 without any mapping symbol as data only. Remove warning.
2377 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
2378 link in its section header, try to discover the link by inspecting the
2379 REL31 relocation at the beginning of the section.
2380 (Target_arm::Scan::check_non_pic): Report name of offending relocation
2382 (Target_arm::Scan::global): Treat any reference to the symbol
2383 _GLOBAL_OFFSET_TABLE_ as a GOT access.
2385 2010-02-12 Sriraman Tallam <tmsriram@google.com>
2387 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
2388 (Scan::global_reloc_may_be_function_pointer): New function.
2389 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2390 (Scan::global_reloc_may_be_function_pointer): New function.
2391 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
2392 (Scan::global_reloc_may_be_function_pointer): New function.
2393 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
2394 (Scan::global_reloc_may_be_function_pointer): New function.
2395 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
2396 (Scan::global_reloc_may_be_function_pointer): New function.
2397 (Scan::possible_function_pointer_reloc): New function.
2398 (Target_x86_64::can_check_for_function_pointers): New function.
2399 * gc.h (gc_process_relocs): Scan relocation types to determine if
2400 function pointers were taken for targets that support it.
2401 * icf.cc (Icf::find_identical_sections): Include functions for
2402 folding in safe ICF whose pointer is not taken.
2403 * icf.h (Secn_fptr_taken_set): New typedef.
2404 (fptr_section_id_): New member.
2405 (section_has_function_pointers): New function.
2406 (set_section_has_function_pointers): New function.
2407 (check_section_for_function_pointers): New function.
2408 * options.h: Fix comment for safe ICF option.
2409 * target.h (can_check_for_function_pointers): New function.
2410 * testsuite/Makefile.am: Add icf_safe_so_test test case.
2411 Modify icf_safe_test for X86-64.
2412 * testsuite/Makefile.in: Regenerate.
2413 * testsuite/icf_safe_so_test.cc: New file.
2414 * testsuite/icf_safe_so_test.sh: New file.
2415 * testsuite/icf_safe_test.cc (kept_func_3): New function.
2416 (main): Change to take pointer to function kept_func_3.
2417 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
2418 folding is done correctly for X86-64.
2420 2010-02-12 David S. Miller <davem@davemloft.net>
2422 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
2423 is_symbolless parameter.
2424 (Output_reloc<SHT_REL>::is_symbolless): New.
2425 (Output_reloc<SHT_REL>::is_symbolless_): New.
2426 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
2427 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
2428 (Output_reloc<SHT_RELA>::is_symbolless): New.
2429 (Output_data_reloc::add_global): Handle is_symbolless.
2430 (Output_data_reloc::add_global_relative): Likewise.
2431 (Output_data_reloc::add_local): Likewise.
2432 (Output_data_reloc::add_local_relative): Likewise.
2433 (Output_data_reloc::add_symbolless_global_addend): New.
2434 (Output_data_reloc::add_symbolless_local_addend): New.
2435 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
2437 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
2438 instead of ->is_relative_
2439 (Output_reloc::write): Likewise.
2440 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
2441 (Output_reloc::write_rel): Simplify.
2443 * sparc.cc (Target_sparc::Scan::local): Use
2444 ->add_symbolless_local_addend as needed.
2445 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
2446 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
2447 based upon relocation offset.
2449 2010-02-11 Doug Kwan <dougkwan@google.com>
2451 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
2452 (Target_arm::Scan::global): Ditto. Also remove a comment before the
2453 beginning of function.
2454 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
2455 and MOVT_ABS relocations. Those are non issued in scanning. Fix
2456 parameter is_32bit in calls to should_apply_static_reloc.
2457 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
2458 (check_DATA): Add arm_abs_global.stdout.
2459 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
2460 arm_abs_global.stdout): New rules.
2461 (MOSTLLYCLEANFILES): Add arm_abs_global
2462 * Makefile.in: Regenerate.
2463 * testsuite/arm_abs_global.s: New file.
2464 * testsuite/arm_abs_global.sh: Ditto.
2465 * testsuite/arm_abs_lib.s: Ditto.
2467 2010-02-11 Ian Lance Taylor <iant@google.com>
2469 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
2471 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
2472 Allocate_commons_task first.
2473 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
2474 task, rather than symtab_lock_.
2475 (Gc_process_relocs::~Gc_process_relocs): New function.
2476 (Gc_process_relocs::is_runnable): Check this_blocker_.
2477 (Gc_process_relocs::locks): Use next_blocker_ rather than
2479 (Scan_relocs::~Scan_relocs): New function.
2480 (Scan_relocs::is_runnable): Check this_blocker_ rather than
2482 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
2484 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
2485 fields. Add this_blocker_ and next_blocker_ fields. Adjust
2486 constructor accordingly.
2487 (class Gc_process_relocs): Likewise.
2488 (class Scan_relocs): Likewise.
2489 * common.h (class Allocate_commons_task): Remove symtab_lock_
2490 field, and corresponding constructor parameter.
2491 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
2493 (Allocate_commons_task::locks): Likewise.
2495 2010-02-11 Ian Lance Taylor <iant@google.com>
2497 * gold-threads.h (class Once): Define.
2498 (class Initialize_lock): Rewrite as child of Once.
2499 * gold-threads.cc (class Once_initialize): Define.
2500 (once_pointer_control): New static variable.
2501 (once_pointer, once_arg): New static variables.
2502 (c_run_once): New static function.
2503 (Once::Once, Once::run_once, Once::internal_run): New functions.
2504 (class Initialize_lock_once): Remove.
2505 (initialize_lock_control): Remove.
2506 (initialize_lock_pointer): Remove.
2507 (initialize_lock_once): Remove.
2508 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
2509 (Initialize_lock::initialize): Rewrite.
2510 (Initialize_lock::do_run_once): New function.
2511 * archive.cc (Archive::interpret_header): Only clear name if it is
2513 * fileread.cc: Include "gold-threads.h"
2514 (file_counts_lock): New static variable.
2515 (file_counts_initialize_lock): Likewise.
2516 (File_read::release): Only increment counts when using --stats.
2517 Use a lock around the increment.
2518 * parameters.cc (class Set_parameters_target_once): Define.
2519 (set_parameters_target_once): New static variable.
2520 (Parameters::Parameters): Move here from parameters.h.
2521 (Parameters::set_target): Rewrite.
2522 (Parameters::set_target_once): New function.
2523 (Parameters::clear_target): Move here and rewrite.
2524 * parameters.h (class Parameters): Update declarations. Add
2525 set_parameters_target_once_ field.
2526 (Parameters::Parameters): Move to parameters.cc.
2527 (Parameters::clear_target): Likewise.
2528 * readsyms.cc (Read_symbols::do_group): Create a Start_group
2530 (Start_group::~Start_group): New function.
2531 (Start_group::is_runnable): New function.
2532 (Start_group::locks, Start_group::run): New functions.
2533 (Finish_group::run): Change saw_undefined to size_t.
2534 * readsyms.h (class Start_group): Define.
2535 (class Finish_group): Change saw_undefined_ field to size_t.
2536 (Finish_group::Finish_group): Remove saw_undefined and
2537 this_blocker parameters. Change all callers.
2538 (Finish_group::set_saw_undefined): New function.
2539 (Finish_group::set_blocker): New function.
2540 * symtab.h (class Symbol_table): Change saw_undefined to return
2541 size_t. Change saw_undefined_ field to size_t.
2542 * target-select.cc (Set_target_once::do_run_once): New function.
2543 (Target_selector::Target_selector): Initialize set_target_once_
2544 field. Don't initialize lock_ and initialize_lock_ fields.
2545 (Target_selector::instantiate_target): Rewrite.
2546 (Target_selector::set_target): New function.
2547 * target-select.h (class Set_target_once): Define.
2548 (class Target_selector): Update declarations. Make
2549 Set_target_once a friend. Remove lock_ and initialize_lock_
2550 fields. Add set_target_once_ field.
2552 2010-02-10 Ian Lance Taylor <iant@google.com>
2554 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
2556 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
2557 (queue_middle_tasks): Add all blockers before queueing any tasks.
2558 (queue_final_tasks): Likewise.
2559 * token.h (Task_token::add_blockers): New function.
2560 * object.h (Input_objects::number_of_relobjs): New function.
2562 2010-02-10 Ian Lance Taylor <iant@google.com>
2564 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
2565 shared, not if not position independent.
2566 * x86_64.cc (Relocate::relocate_tls): Likewise.
2567 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
2568 (tls_pie_pic_test): New target.
2569 * testsuite/Makefile.in: Rebuild.
2571 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
2572 (tls_test_main_pie.o, tls_test_pie.o): New targets.
2573 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
2574 * testsuite/Makefile.in: Rebuild.
2576 2010-02-09 David S. Miller <davem@davemloft.net>
2578 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
2579 R_SPARC_RELATIVE using ->add_local_relative().
2580 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
2582 * output.h (Output_data_dynamic::add_section_size): New method
2583 that takes two Output_data objects.
2584 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
2585 entry param. Handle it in initializers.
2586 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
2587 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
2588 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
2590 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
2591 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
2592 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
2593 for dynrel_includes_plt.
2594 * i386.cc (Target_i386::do_finalize_sections): Likewise.
2595 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2596 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
2598 (Target_sparc::do_finalize_sections): Update to pass true for
2599 dynrel_includes_plt.
2600 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
2601 output before .rela.plt
2602 (Target_powerpc::do_finalize_sections): Update to pass true for
2603 dynrel_includes_plt when 32-bit.
2605 2010-02-08 Doug Kwan <dougkwan@google.com>
2607 * arm.cc (Arm_relobj::simple_input_section_output_address): New
2609 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
2610 Arm_relobj::scan_section_for_cortex_a8_stubs,
2611 Arm_relobj::do_relocation_section): Instead of calling
2612 Output_section::output_address, use faster
2613 Arm_relobj::simple_input_section_output_address.
2615 2010-02-08 David S. Miller <davem@davemloft.net>
2617 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
2618 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
2619 relocation helper function.
2621 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
2622 just like R_SPARC_GOT{10,13,22}.
2623 (Target_sparc::Scan::local): Likewise.
2624 (Target_sparc::Relocate:relocate): Likewise.
2626 2010-02-06 Ian Lance Taylor <iant@google.com>
2628 * configure.ac: Rewrite targetobjs duplicate removal code to use
2629 only shell constructs.
2630 * configure: Rebuild.
2632 2010-02-05 Doug Kwan <dougkwan@google.com>
2635 * arm.cc (Arm_relobj::section_is_scannable): New method.
2636 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
2637 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
2639 2010-02-04 Doug Kwan <dougkwan@google.com>
2642 * arm-reloc-property.cc (cstdio): Include.
2643 * configure.ac (targetobjs): Remove duplicates.
2644 * configure: Regenerate.
2645 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
2646 big and little endian version for a given address size.
2648 2010-02-03 Doug Kwan <dougkwan@google.com>
2650 * arm-reloc-property.cc
2651 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2653 * arm-reloc-property.h
2654 (Arm_reloc_property_table::get_implemented_static_reloc_property):
2655 New method definition.
2656 (Arm_reloc_property_table::reloc_name_in_error_message): New method
2658 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
2660 (GOT_PREL): Change implemented to Y.
2661 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
2662 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
2663 (Arm_relocate_functions::movw_abs_nc): Remove method.
2664 (Arm_relocate_functions::movt_abs): Ditto.
2665 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
2666 (Arm_relocate_functions::thm_movt_abs): Ditto.
2667 (Arm_relocate_functions::movw_rel_nc): Ditto.
2668 (Arm_relocate_functions::movw_rel): Ditto.
2669 (Arm_relocate_functions::movt_rel): Ditto.
2670 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
2671 (Arm_relocate_functions:thm_movw_rel): Ditto.
2672 (Arm_relocate_functions:thm_movt_rel): Ditto.
2673 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
2674 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
2675 New method definitions.
2676 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
2677 (Arm_relocation_functions::arm_grp_ldr): Ditto.
2678 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
2679 (Arm_relocation_functions::arm_grp_ldc): Ditto.
2680 (Target_arm::Relocate::relocate): Check for non-static or
2681 unimplemented relocation code and exit early. Change calls to
2682 Target_arm::reloc_uses_thumb_bit and
2683 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
2684 instead. Refactor code to handle similar relocations to increase
2685 code sharing. Remove check for unsupported relocation code in switch
2687 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
2688 relocation property table to find out size. Change error message to
2689 print out the name of a relocation code instead of the numeric value.
2690 (Target_arm::scan_reloc_for_stub): Use relocation property table
2691 instead of calling Target_arm::reloc_uses_thumb_bit().
2693 2010-02-02 Doug Kwan <dougkwan@google.com>
2695 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
2696 types of relaxed input section.
2698 2010-02-02 Doug Kwan <dougkwan@google.com>
2700 * Makefile.am (HFILES): Add arm-reloc-property.h.
2702 (TARGETSOURCES): Add arm-reloc-property.cc
2703 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
2704 (libgold_a_SOURCES): $(DEFFILES)
2705 * Makefile.in: Regenerate.
2706 * arm-reloc-property.cc: New file.
2707 * arm-reloc-property.h: New file.
2708 * arm-reloc.def: New file.
2709 * arm.cc: Update comments.
2710 (arm-reloc-property.h): New included header.
2711 (arm_reloc_property_table): New global variable.
2712 (Target_arm::do_select_as_default_target): New method definition.
2713 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
2714 arm-reloc-property to targ_extra_obj.
2715 * parameters.cc (set_parameters_target): Call
2716 Target::select_as_default_target().
2717 * target.h (Target::select_as_default_target): New method definition.
2718 (Target::do_select_as_default_target): Same.
2720 2010-02-01 Doug Kwan <dougkwan@google.com>
2722 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
2723 first_output_text_section_.
2724 (Arm_exidx_fixup::first_output_text_section): New method definition.
2725 (Arm_exidx_fixup::first_output_text_section_): New data member.
2726 (Arm_exidx_fixup::process_exidx_section): Record the first text
2727 output section seen.
2728 (Arm_output_section::fix_exidx_coverage): Set correct linked section
2729 and entsize in output section header.
2731 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2733 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
2734 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
2735 (Arm_relocate_functions::thm_alu11): New Method.
2736 (Arm_relocate_functions::thm_pc8): New Method.
2737 (Arm_relocate_functions::thm_pc12): New Method.
2738 (Target_arm::Scan::local): Handle the relocations.
2739 (Target_arm::Scan::global): Likewise.
2740 (Target_arm::Relocate::relocate): Likewise.
2741 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
2743 2010-01-29 Doug Kwan <dougkwan@google.com>
2745 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
2746 of relocation types as ld.
2748 2010-01-29 Doug Kwan <dougkwan@google.com>
2750 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
2752 (Arm_relocate_functions::thumb_branch_common): Ditto.
2753 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
2754 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
2755 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
2756 Arm_relocate_functions::jump24): Remove.
2757 (Target_arm::Relocate::relocate): Adjust code to call
2758 Arm_relocation_functions::arm_branch_common and
2759 Arm_relocation_functions::thumb_branch_common instead of their removed
2760 wrappers. Merge switch-cases together to reduce source code size.
2762 2010-01-29 Doug Kwan <dougkwan@google.com>
2764 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
2765 output_local_symbol_count_needs_update_.
2766 (Arm_relobj::output_local_symbol_count_needs_update,
2767 Arm_relobj::set_output_local_symbol_count_needs_update,
2768 Arm_relobj::update_output_local_symbol_count): New methods.
2769 (Arm_relobj::output_local_symbol_count_needs_update_): New data
2771 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
2772 of pointed function as in a R_ARM_PREL31 relocation.
2773 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
2774 for output local symbol count updating.
2775 (Target_arm::do_relax): Update output local symbol counts in objects
2777 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
2779 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2781 * arm.cc: Added support for the ARM relocations:
2782 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
2783 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
2784 (Arm_relocate_functions::movw_rel_nc): Renamed (was
2786 (Arm_relocate_functions::movw_rel): New method.
2787 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
2788 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
2790 (Arm_relocate_functions::thm_movw_rel): New method.
2791 (Arm_relocate_functions::thm_movt_rel): Renamed (was
2793 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
2795 (Target_arm::Scan::global): Likewise.
2796 (Target_arm::Relocate::relocate): Likewise.
2797 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2800 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2802 * arm.cc: Added support for ARM group relocations.
2803 (Target_arm::reloc_needs_sym_origin): New method.
2804 (Arm_relocate_functions::calc_grp_kn): New method.
2805 (Arm_relocate_functions::calc_grp_residual): New method.
2806 (Arm_relocate_functions::calc_grp_gn): New method.
2807 (Arm_relocate_functions::arm_grp_alu): New Method.
2808 (Arm_relocate_functions::arm_grp_ldr): New Method.
2809 (Arm_relocate_functions::arm_grp_ldrs): New Method.
2810 (Arm_relocate_functions::arm_grp_ldc): New Method.
2811 (Target_arm::Scan::local): Handle the ARM group relocations.
2812 (Target_arm::Scan::global): Likewise.
2813 (Target_arm::Relocate::relocate): Likewise.
2814 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2817 2010-01-26 Doug Kwan <dougkwan@google.com>
2819 * arm.cc (set): Include.
2820 (class Arm_exidx_fixup): Change type of last_input_section_ to const
2822 (Arm_output_section::Text_section_list): New type.
2823 (Arm_output_section::append_text_sections_to_list): New method.
2824 (Arm_output_section::fix_exidx_coverage): Ditto.
2825 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
2826 (Arm_relobj::convert_input_section_to_relaxed_section): Use
2827 Relobj::set_section_offset() instead of
2828 Sized_relobj::invalidate_section_offset().
2829 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
2830 parameter for section headers. Ignore relocation sections for
2831 unallocated sections and EXIDX sections.
2832 (Target_arm::fix_exidx_coverage): New method.
2833 (Target_arm::output_section_address_less_than): New type.
2834 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
2835 linked text section instead of the EXIDX section.
2836 (Arm_output_section::create_stub_group): Add an assertion to check
2837 that this is not an EXIDX output section.
2838 (Arm_output_section::append_text_sections_to_list): New method.
2839 (Arm_output_section::fix_exidx_coverage): Ditto.
2840 (Arm_relobj::scan_sections_for_stubs): Adjust call to
2841 Arm_relobj::section_needs_reloc_stub_scanning.
2842 (Target_arm::do_relax): Fix EXIDX output section coverage in the
2844 (Target_arm::fix_exidx_coverage): New method.
2845 * object.h (Relobj::set_output_section): New method.
2846 (Sized_relobj::invalidate_section_offset): Remove method.
2847 (Sized_relobj::do_invalidate_section_offset): Remove method.
2848 (Sized_relobj::do_set_section_offset): Handle offset value -1.
2850 2010-01-25 Doug Kwan <dougkwan@google.com>
2852 * arm.cc (Arm_exidx_merged_section::do_output_offset):
2853 Fix warning due to signed and unsigned comparison on a 32-bit host.
2855 2010-01-22 Doug Kwan <dougkwan@google.com>
2857 * arm.cc (Target_arm::do_relax): Record an output section for section
2858 offset adjustment it contains any stub table that has changed.
2859 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
2860 offsets in an output section if necessary.
2861 * output.cc (Output_section::Output_section): Initialize
2862 section_offsets_need_adjustments_.
2863 (Output_section::add_input_section_for_script): Renamed to
2864 Output_section::add_simple_input_section.
2865 (Output_section::save_states): Add a comment.
2866 (Output_section::discard_states): New method defintion.
2867 (Output_section::adjust_section_offsets): Same.
2868 * output.h (Output_section::add_input_section_for_script): Renamed to
2869 Output_section::add_simple_input_section.
2870 (Output_section::discard_states): New method declaration.
2871 (Output_section::adjust_section_offsets): Same.
2872 (Output_section::section_offsets_need_adjustment,
2873 Output_section::set_section_offsets_need_adjustment): New method
2875 (Output_section::section_offsets_need_adjustment_): New data member.
2876 * script-sections.cc
2877 (Output_section_element_input::set_section_address): Adjust code for
2878 renaming of Output_section::add_input_section_for_script.
2879 (Orphan_output_section::set_section_address): Same.
2881 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2883 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
2884 Fix_v4bx enum values .
2885 * gold/options.h (General_options): New option definitions.
2886 (General_options::fix_v4bx): New method.
2887 (General_options::Fix_v4bx): New enum.
2888 * gold/options.cc (General_options::parse_fix_v4bx): New method.
2889 (General_options::parse_fix_v4bx_interworking): New method.
2891 2010-01-22 Doug Kwan <dougkwan@google.com>
2893 * arm.cc (Arm_exidx_fixup): New class.
2895 2010-01-21 Doug Kwan <dougkwan@google.com>
2897 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
2899 (Arm_exidx_section_offset_map): New type.
2901 2010-01-21 Doug Kwan <dougkwan@google.com>
2903 * arm.cc (Arm_exidx_input_section): New class.
2904 (Arm_relobj::exidx_input_section_by_link,
2905 Arm_relobj::exidx_input_section_by_shndx,
2906 Arm_relobj::make_exidx_input_section): New methods.
2907 (read_arm_attributes_section): Remove.
2908 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
2909 information about them.
2910 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
2913 2010-01-20 Doug Kwan <dougkwan@google.com>
2915 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
2916 Input_section_specifier to Section_id.
2917 (Target_arm::new_arm_input_section: Adjust code for change of key
2919 (Target_arm::find_arm_input_section): Ditto.
2920 * gc.h (object.h): Include for Section_id nand Section_id_hash.
2921 (Section_id): Remove.
2922 (Garbage_collection::Section_id_hash): Remove.
2923 * icf.h (object.h): Include for Section_id nand Section_id_hash.
2924 (Section_id): Remove.
2925 (Icf::Section_id_hash): Remove.
2926 * object.h (Section_id, Const_section_id, Section_id_hash,
2927 Const_section_id_hash): New type definitions.
2928 * output.cc (Output_section::add_relaxed_input_section): Change to
2929 use Const_section_id instead of Input_section_specifier as key type.
2930 (Output_section::add_merge_input_section): Ditto.
2931 (Output_section::build_relaxation_map): Change to use Section_id
2932 instead of Input_section_specifier as key type.
2933 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2935 (Output_section::convert_input_sections_to_relaxed_sections): Change
2936 to use Const_section_id instead of Input_section_specifier as key type.
2937 (Output_section::find_merge_section): Ditto.
2938 (Output_section::find_relaxed_input_section): Ditto.
2939 * output.h (Input_section_specifier): Remove class.
2940 (Output_section::Output_section_data_by_input_section_map): Change
2941 key type to Const_section_id.
2942 (Output_section::Output_relaxed_input_section_by_input_section_map):
2944 (Output_section::Relaxation_map): Change key type to Section_id.
2946 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2948 * gold/arm.cc: Added support for R_ARM_V4BX relocation
2949 (class Arm_v4bx_stub): New class.
2950 (DEF_STUBS): Updated definition to support v4_veneer_bx.
2951 (Stub_factory::make_arm_v4bx_stub): New method.
2952 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
2953 (Stub_table::empty): Handle v4bx stubs.
2954 (Stub_table::add_arm_v4bx_stub): New method.
2955 (Stub_table::find_arm_v4bx_stub): New method.
2956 (Arm_relocate_functions::v4bx): New method.
2957 (Target_arm::fix_v4bx): New method.
2958 (Target_arm::Target_arm): Handle R_ARM_V4BX.
2959 (Stub_table::relocate_stubs): Likewise.
2960 (Stub_table::do_write): Likewise.
2961 (Stub_table::update_data_size_and_addralign): Likewise.
2962 (Stub_table::finalize_stubs): Likewise.
2963 (Target_arm::Scan::local): Likewise.
2964 (Target_arm::Scan::global): Likewise.
2965 (Target_arm::do_finalize_sections): Likewise.
2966 (Target_arm::Relocate::relocate): Likewise.
2967 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2969 (Target_arm::scan_reloc_for_stub): Likewise.
2970 (Target_arm::scan_reloc_section_for_stubs): Likewise.
2972 2010-01-19 Ian Lance Taylor <iant@google.com>
2974 * output.cc (Output_section_headers::do_sized_write): Write large
2975 segment count to sh_info field.
2976 (Output_file_header::do_sized_write): For large segment count,
2977 write PN_XNUM to e_phnum field.
2979 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2981 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
2982 (Arm_relocate_functions::thm_jump8): New function.
2983 (Arm_relocate_functions::thm_jump11): New function.
2984 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
2986 (Target_arm::Scan::global): Likewise.
2987 (Target_arm::Relocate::relocate): Likewise.
2988 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
2991 2010-01-14 Doug Kwan <dougkwan@google.com>
2993 * arm.cc (map, utility): Include headers.
2994 (Target_arm::apply_cortex_a8_workaround): New method.
2995 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
2996 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
2997 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
2998 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
2999 the --[no-]fix-cortex-a8 command line options.
3000 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
3001 (Target_arm::relocate_stub): Use addend in instruction template.
3002 * options.h (DEFINE_bool): Set the user-set flag.
3003 (General_options): Add --[no-]-fix-cortex options.
3004 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
3005 : Update fast look-up map after conversion.
3007 2010-01-14 Sriraman Tallam <tmsriram@google.com>
3009 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
3010 in the first pass of do_layout.
3012 2010-01-13 Doug Kwan <dougkwan@google.com>
3014 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3015 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
3016 apparent compiler problem of not folding static constant integral
3017 data members of elfcpp::Elf_sizes<32>.
3019 2010-01-13 Doug Kwan <dougkwan@google.com>
3021 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
3022 Arm_relobj::section_needs_cortex_a8_stub_scanning,
3023 Arm_relobj::scan_section_for_cortex_a8_erratum,
3024 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
3025 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
3026 sections to scan for relocation stubs into a new method
3027 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
3028 relocation and Cortex-A8 stub scanning.
3029 (Target_arm::do_relax): Force stubs to be after stubbed sections
3030 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
3031 the beginning of a new relaxation pass. Update a comment.
3032 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
3034 2010-01-12 Ian Lance Taylor <iant@google.com>
3036 * target-reloc.h (visibility_error): New inline function.
3037 (relocate_section): Call visibility_error.
3038 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
3039 (MOSTLYCLEANFILES): Likewise.
3040 (protected_4_pic.o, protected_3.err): New targets.
3041 * testsuite/protected_4.cc: New file.
3043 2010-01-12 Doug Kwan <dougkwan@google.com>
3045 * arm.cc (Cortex_a8_reloc): New class.
3046 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
3047 and cortex_a8_relocs_info_.
3048 (Target_arm::fix_cortex_a8): New method definition.
3049 (Target_arm::Cortex_a8_relocs_info): New type.
3050 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
3051 New data member declarations.
3052 (Target_arm::scan_reloc_for_stub): Record information about
3053 relocations for THUMB branches that might be exempted from the
3054 Cortex-A8 workaround.
3055 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
3056 at the beginning of a relaxation pass.
3058 2010-01-12 Doug Kwan <dougkwan@google.com>
3060 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
3061 (Arm_relobj::Mapping_symbol_position,
3062 Arm_reloj::Mapping_symbol_position_less,
3063 Arm_relobj::Mapping_symbols_info): New types.
3064 (Target_arm::is_mapping_symbol_name): New method definition.
3065 (Arm_relobj::do_count_local_symbols): Save information about mapping
3068 2010-01-11 Doug Kwan <dougkwan@google.com>
3070 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
3071 Arm_relocate_functions::thumb32_branch_upper,
3072 Arm_relocate_functions::thumb32_branch_lower,
3073 Arm_relocate_functions::thumb32_cond_branch_offset,
3074 Arm_relocate_functions::thumb32_cond_branch_upper,
3075 Arm_relocate_functions::thumb32_cond_branch_lower,
3076 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
3077 branch offset encoding.
3078 (Arm_relocate_functions::thumb_branch_common): Use new branch
3079 offset encoding methods to avoid code duplication.
3080 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
3081 (Stub_addend_reader::operator()): Use new branch encoding method
3082 to avoid code duplication.
3084 2010-01-11 Doug Kwan <dougkwan@google.com>
3086 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
3087 (Target_arm::do_finalize_sections): Define special EXIDX section
3088 symbols only if referenced.
3089 * gc.h (Garbage_collection::add_reference): New method.
3090 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
3093 2010-01-11 Ian Lance Taylor <iant@google.com>
3095 * script.cc (Version_script_info::build_expression_list_lookup):
3096 Change complaing about duplicate wildcard match from error to
3099 * script.cc (class Lazy_demangler): Recreate--revert part of patch
3101 (Version_script_info::Version_script_info): Initialize globs_,
3102 default_version_, default_is_global_, and exact_. Don't
3103 initialize globals_ or locals_.
3104 (Version_script_info::build_lookup_tables): Build local symbols
3106 (Version_script_info::unquote): New function.
3107 (Version_script_info::add_exact_match): New function.
3108 (Version_script_info::build_expression_list_lookup): Remove lookup
3109 parameter. Add is_global parameter. Change all callers. Handle
3110 wildcard pattern specially. Unquote pattern. Call
3112 (Version_script_info::get_name_to_match): New function.
3113 (Version_script_info::get_symbol_version): New function.
3114 (Version_script_info::get_symbol_version_helper): Remove.
3115 (Version_script_info::check_unmatched_names): Call unquote.
3116 * script.h (class Version_script_info): Change get_symbol_version
3117 to be non-inline and add is_global parameter; change all callers.
3118 Rewrite symbol_is_local. Update declarations. Define struct
3119 Version_tree_match, Exact, Globs. Don't define struct Lookup.
3120 Remove globals_ and locals_ members. Add exact_, globs_,
3121 default_version_, is_global_.
3122 (Version_script_info::Glob): Remove pattern, add expression and
3123 is_global. Update constructor. Change all callers.
3124 * dynobj.cc (Versions::finalize): Mark the version symbol as the
3126 (Versions::symbol_section_contents): If a symbol is undefined, or
3127 defined in a dynamic object, set the version index to
3129 * symtab.cc (Symbol_table::add_from_relobj): Don't call
3131 (Symbol_table::add_from_pluginobj): Likewise.
3132 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
3134 2010-01-11 Doug Kwan <dougkwan@google.com>
3136 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
3137 (incremental_dump_LDADD): Add linking option for libintl.
3138 * Makefile.in: Regenerate.
3140 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
3143 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
3145 * testsuite/Makefile.in: Regenerated.
3147 2010-01-10 Doug Kwan <dougkwan@google.com>
3149 * options.h (DEFINE_var): Use parentheses around argument varname__
3150 in macro body to avoid any unintended subsequent substitutions.
3152 2010-01-10 Ian Lance Taylor <iant@google.com>
3154 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
3155 candidates before doing symbol resolution.
3157 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
3158 ODR candidates if only one is weak.
3160 2010-01-08 Ian Lance Taylor <iant@google.com>
3162 * script.cc (Version_script_info::build_expression_list_lookup):
3163 Don't warn about ambiguous version, just record the ambiguity.
3164 (Version_script_info::get_symbol_version_helper): Give error if
3165 version is ambiguous.
3167 2010-01-08 Doug Kwan <dougkwan@google.com>
3169 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
3170 prev_data_size_ and prev_addralign_. Remove initializer for
3171 deleted data member has_been_changed_.
3172 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
3173 to determine if the table is empty.
3174 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
3176 (Stub_table::add_reloc_stub): Define method in class definition
3177 instead of just declaring it there.
3178 (Stub_table::add_cortex_a8_stub): New method definition.
3179 (Stub_table::update_data_size_and_addralign): Ditto.
3180 (Stub_table::finalize_stubs): Ditto.
3181 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
3182 (Stub_table::do_addralign_): Return address alignment in the
3183 (Stub_table::do_reset_address_and_file_offset): Define method in
3184 class definition instead of declaring it there. Set current data
3185 size to be the data size of the previous pass.
3186 (Stub_table::set_final_data_size): Use current data size as the
3188 (Stub_table::relocate_stub): Change parameter type of stub from
3189 Reloc_stub pointer to Stub pointer.
3190 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
3191 (Stub_table::Cortex_a8_stub_list): New typedef.
3192 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
3193 Stub_table::prev_addralign_): New data member.
3194 (Arm_relobj::Arm_relobj): Initialize data member
3195 section_has_cortex_a8_workaround_.
3196 (Arm_relobj::section_has_cortex_a8_workaround,
3197 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
3199 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
3201 (Target_arm::relocate_stub): Change parameter type of stub from
3202 Reloc_stub pointer to Stub pointer.
3203 (Insn_template::size, Insn_template::alignment): Handle
3204 THUMB16_SPECIAL_TYPE.
3205 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
3206 Stub_table::update_data_size_and_addralign,
3207 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
3209 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
3210 (Stub_table::do_write): Ditto.
3211 (Target_arm::do_relax): Adjust code for changes in Stub_table.
3213 2010-01-08 Ian Lance Taylor <iant@google.com>
3216 * symtab.h (class Symbol): Remove fields is_target_special_ and
3217 has_plt_offset_. Add field is_defined_in_discarded_section_.
3218 (Symbol::is_defined_in_discarded_section): New function.
3219 (Symbol::set_is_defined_in_discarded_section): New function.
3220 (Symbol::has_plt_offset): Rewrite.
3221 (Symbol::set_plt_offset): Verify that new offset is not -1U.
3222 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
3223 Don't initialize is_target_special_ or has_plt_offset_.
3224 Initialize is_defined_in_discarded_section_.
3225 (Symbol_table::add_from_relobj): If appropriate, set
3226 is_defined_in_discarded_section.
3227 * resolve.cc (Symbol::override_base_with_special): Don't test
3228 is_target_special_. Change has_plt_offset_ to has_plt_offset().
3229 * target-reloc.h (relocate_section): Do special handling for
3230 symbols defined in discarded sections for global symbols as well
3233 2010-01-08 Ian Lance Taylor <iant@google.com>
3235 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
3236 the SHT_SYMTAB case.
3238 2010-01-08 Ian Lance Taylor <iant@google.com>
3240 * object.cc (Sized_relobj::do_layout): Don't get confused if
3241 layout_eh_frame returns NULL.
3243 2010-01-08 Ian Lance Taylor <iant@google.com>
3246 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
3247 dynamic symbol table, use the normal symbol table.
3248 (Sized_dynobj::do_read_symbols): Remove assertion about type of
3251 2010-01-08 Ian Lance Taylor <iant@google.com>
3254 * layout.cc (Layout::include_section): Remove .gnu_debuglink
3257 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
3259 * version.cc (print_version): Change to "Copyright 2010".
3261 2010-01-08 Ian Lance Taylor <iant@google.com>
3265 * i386.cc (class Target_i386): Change return type of plt_section
3267 (class Output_data_plt_i386): Add tls_desc_rel_ field.
3268 (Output_data_plt_i386::Output_data_plt_i386): Initialize
3269 tls_desc_rel_ field.
3270 (Output_data_plt_i386::rel_tls_desc): New function.
3271 (Target_i386::rel_tls_desc_section): New function.
3272 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
3273 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
3274 R_386_TLS_DESC reloc in rel_tls_desc_section.
3275 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
3276 Define struct Tlsdesc_info.
3277 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
3278 (Target_x86_64::do_reloc_symbol_index): New function.
3279 (Target_x86_64::add_tlsdesc_info): New function.
3280 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
3281 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
3283 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
3285 (Output_data_plt_x86_64::rela_tlsdesc): New function.
3286 (Target_x86_64::rela_tlsdesc_section): New function.
3287 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
3289 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
3290 (Target_x86_64::do_reloc_addend): New function.
3291 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
3292 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
3293 declarations. Define TARGET_CODE. Add arg field to u1_ union.
3294 (Output_reloc::type): New function.
3295 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
3296 (Output_reloc::is_target_specific): New function.
3297 (Output_reloc::target_arg): New function.
3298 (class Output_reloc) [SHT_RELA]: Add four new constructors for
3299 absolute relocs and target specific relocs.
3300 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
3301 add_target_specific.
3302 (class Output_data_reloc) [SHT_RELA]: Likewise.
3303 * output.cc (Output_reloc::Output_reloc): Add four new versions
3304 for absolute relocs and target specific relocs.
3305 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
3306 (Output_reloc::get_symbol_index): Likewise.
3307 (Output_reloc::local_section_offset): Check that local_sym_index_
3308 is not TARGET_CODE or 0.
3309 (Output_reloc::symbol_value): Likewise.
3310 (Output_reloc::write) [SHT_RELA]: Call target for target specific
3312 * target.h (class Target): Add reloc_symbol_index and reloc_addend
3313 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
3315 * layout.cc (add_target_dynamic_tags): Use output section for
3316 DT_PLTRELSZ and DT_JMPREL.
3318 2010-01-07 Ian Lance Taylor <iant@google.com>
3321 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
3323 (class Output_data_reloc_generic): Define.
3324 (class Output_data_reloc_base): Change base class to
3325 Output_data_reloc_generic. Change add() method to call
3326 bump_relative_reloc_count for a relative reloc. Remove
3328 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
3330 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
3331 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
3333 * layout.h (class Layout): Update declaration.
3335 2010-01-07 Ian Lance Taylor <iant@google.com>
3337 * output.h (class Output_data): Add const version of
3338 output_section and do_output_section.
3339 (class Output_section_data): Add const version of
3341 (class Output_section): Likewise.
3342 * layout.cc (Layout::add_target_dynamic_tags): New function.
3343 * layout.h (class Layout): Update declarations.
3344 * arm.cc (Target_arm::do_finalize_sections): Use
3345 add_target_dynamic_tags.
3346 * i386.cc (Target_i386::do_finalize_sections): Likewise.
3347 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
3348 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
3349 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
3351 2010-01-07 Ian Lance Taylor <iant@google.com>
3354 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
3357 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
3358 Ian Lance Taylor <iant@google.com>
3361 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
3362 Xindex::read_symtab_xindex.
3364 2010-01-07 Doug Kwan <dougkwan@google.com>
3366 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
3367 (Insn_template::thumb16_bcond_insn): New method declaration.
3368 (Insn_template): Fix spelling.
3369 (Stub::thumb16_special): New method declaration.
3370 (Stub::do_write): Define virtual method which was previously pure
3372 (Stub::do_thumb16_special): New method declaration.
3373 (Stub::do_fixed_endian_write): New template member.
3374 (Reloc_stub::do_write): Remove.
3375 (Reloc_stub::do_fixed_endian_write): Remove.
3376 (Cortex_a8_stub): New class definition.
3377 (Stub_factory::make_cortex_a8_stub): New method definition.
3378 (Stub_factory::Stub_factory): Add missing static storage class
3379 qualifier for elf32_arm_stub_a8_veneer_blx.
3381 2010-01-07 Ian Lance Taylor <iant@google.com>
3384 * options.h (class General_options): Add --warn-unresolved-symbols
3385 and --error-unresolved-symbols.
3386 * errors.cc (Errors::undefined_symbol): Implement
3387 --warn-unresolved-symbols.
3389 * options.h (class General_options): Add -z text and -z textoff.
3390 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
3392 2010-01-06 Sriraman Tallam <tmsriram@google.com>
3394 * gc.h (Garbage_collection::Cident_section_map): New typedef.
3395 (Garbage_collection::cident_sections): New function.
3396 (Garbage_collection::add_cident_section): New function.
3397 (Garbage_collection::cident_sections_): New member.
3398 (gc_process_relocs): Add references to sections whose names are C
3400 * gold.h (cident_section_start_prefix): New constant.
3401 (cident_section_stop_prefix): New constant.
3402 (is_cident): New function.
3403 * layout.cc (Layout::define_section_symbols): Replace string constants
3404 with the newly defined constants.
3405 * object.cc (Sized_relobj::do_layout): Track sections whose names are
3407 * testsuite/Makefile.am: Add gc_orphan_section_test.
3408 * testsuite/Makefile.in: Regenerate.
3409 * testsuite/gc_orphan_section_test.cc: New file.
3410 * testsuite/gc_orphan_section_test.sh: New file.
3412 2010-01-06 Ian Lance Taylor <iant@google.com>
3415 * options.h (class General_options): Add --warn-shared-textrel.
3416 * layout.cc (Layout::finish_dynamic_section): Implement
3417 --warn-shared-textrel.
3420 * options.h (class General_options): Add --warn-multiple-gp.
3422 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3424 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
3425 $(THREADSLIB) and $(LIBDL).
3426 * Makefile.in: Rebuild.
3428 2010-01-06 Ian Lance Taylor <iant@google.com>
3431 * options.cc (General_options::parse_section_start): New function.
3432 (General_options::section_start): New function.
3433 (General_options::General_options): Initialize all members.
3434 * options.h: Include <map>
3435 (class General_options): Add --section-start. Add section_starts_
3437 * layout.cc (Layout::attach_allocated_section_to_segment): If
3438 --section-start was used, set the address of the segment. Remove
3439 local sort_sections.
3440 (Layout::relaxation_loop_body): If the address of the load segment
3441 has been set by --section-start, don't use it.
3442 * output.h (Output_segment::update_flags_for_output_section): New
3444 * output.cc (Output_segment::add_output_section): Call
3445 update_flags_for_output_section.
3447 2010-01-05 Ian Lance Taylor <iant@google.com>
3450 * options.h (class General_options): Add --undefined-version.
3451 * script.cc (struct Version_expression): Add was_matched_by_symbol
3453 (Version_script_info::matched_symbol): New function.
3454 (Version_script_info::get_symbol_version_helper): Call
3456 (Version_script_info::check_unmatched_names): New function.
3457 * script.h (class Version_script_info): Update declarations.
3458 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
3460 * options.h (class General_options): Use DEFINE_bool_alias for
3461 allow_multiple_definition.
3462 * resolve.cc (Symbol_table::should_override): Don't test
3463 allow_multiple_definition.
3466 * options.h (class General_options): Add --cref.
3467 * main.cc (main): Print cref table if --cref. Don't close mapfile
3468 until after printing cref table.
3469 * cref.cc: Include "symtab.h".
3470 (class Cref_inputs): Define Cref_table_compare and Cref_table.
3471 (Cref_table_compare::operator()): New function.
3472 (Cref_inputs::gather_cref): New function.
3473 (filecol): New static const.
3474 (Cref_inputs::print_cref): New function.
3475 (Cref::print_cref): New function.
3476 * cref.h: Include <cstdio>.
3477 (class Cref): Update declarations.
3478 * mapfile.h (Mapfile::file): New function.
3479 * object.h (class Object): Define Symbols. Declare virtual
3480 do_get_global_symbols.
3481 (Object::get_global_symbols): New function.
3482 * object.cc (Input_objects::add_object): Pass object to cref_ if
3484 (Input_objects::archive_start): Likewise.
3485 (Input_objects::archive_stop): Likewise.
3486 (Input_objects::print_cref): New function.
3487 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
3488 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
3490 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
3492 * plugin.h (class Sized_pluginobj): Update declarations.
3494 2010-01-05 Ian Lance Taylor <iant@google.com>
3496 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
3497 to is_default_version. Rename insdef to insdefault.
3498 (Symbol_table::add_from_relobj): Rename def to is_default_version
3499 and local to is_forced_local.
3500 (Symbol_table::add_from_pluginobj): Likewise.
3501 (Symbol_table::add_from_dynobj): Likewise.
3502 (Symbol_table::define_special_symbol): Rename insdef to
3505 2010-01-04 Ian Lance Taylor <iant@google.com>
3508 * options.h (class General_options): Add
3509 --allow-multiple-definition and -z muldefs.
3510 * resolve.cc (Symbol_table::should_override): Don't warn about a
3511 multiple symbol definition if --allow-multiple-definition or -z
3515 * options.h (class General_options): Add --add-needed and
3516 --copy-dt-needed-entries. Tweak --as-needed help entry.
3517 * object.cc (Input_objects::check_dynamic_dependencies): Give an
3518 error if --copy-dt-needed-entries aka --add-needed is used and
3519 would cause a change in behaviour.
3522 * options.h (class General_options): Add -G as a short version of
3523 --shared. Add no-op options -assert, -g, and -i.
3525 2010-01-04 Sriraman Tallam <tmsriram@google.com>
3527 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
3528 check for .text or .gnu.linkonce.t sections.
3529 * icf.cc (Icf::find_identical_sections): Ditto.
3530 Change the detection for mangled function name within the section
3532 * icf.h (is_section_foldable_candidate): New function.
3534 2009-12-30 Ian Lance Taylor <iant@google.com>
3537 * options.h (class General_options): Permit two dashes with
3538 --retain-symbols-file.
3540 2009-12-30 Ian Lance Taylor <iant@google.com>
3543 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
3544 don't put the file header and segment headers in the text
3548 * common.cc (Sort_commons::operator()): Stabilize sort when both
3550 (Symbol_table::do_allocate_commons_list): When allocating common
3551 symbols, skip a symbol which is no longer common.
3552 * symtab.h (Symbol::is_common): Test whether the symbol comes from
3553 an object before checking its type.
3554 * testsuite/common_test_2.c: New file.
3555 * testsuite/common_test_3.c: New file.
3556 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
3557 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
3558 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
3559 (common_test_2_pic.o, common_test_2.so): New targets.
3560 (common_test_3_pic.o, common_test_3.so): New targets.
3561 * testsuite/Makefile.in: Rebuild.
3564 * script.cc (read_input_script): If we see a new SECTIONS clause,
3565 and we have added an input section, give an error.
3566 * layout.h (class Layout): Add have_added_input_section function.
3567 Add have_added_input_section_ field.
3568 * layout.cc (Layout::Layout): Initialize
3569 have_added_input_section_.
3570 (Layout::layout): Set have_added_input_section_.
3571 (Layout::layout_eh_frame): Likewise.
3573 2009-12-30 Ian Lance Taylor <iant@google.com>
3576 * options.h (class General_options): Add --sort-common option.
3577 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
3578 * common.cc (Sort_common): Add sort_order parameter to
3579 constructor. Add sort_order_ field.
3580 (Sort_commons::operator): Check sort_order_.
3581 (Symbol_table::allocate_commons): Determine the sort order.
3582 (Symbol_table::do_allocate_commons): Add sort_order parameter.
3584 (Symbol_table::do_allocate_commons_list): Likewise.
3586 2009-12-30 Ian Lance Taylor <iant@google.com>
3589 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
3590 symbols from this object, don't change the visibility of an
3592 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
3594 2009-12-30 Ian Lance Taylor <iant@google.com>
3597 * script.h (class Version_script_info): Define Language enum.
3598 Update declarations. Define Glob, Exact, and Lookup types. Add
3599 new fields globals_, locals_, and is_finalized_.
3600 * script.cc: Various formatting fixes.
3601 (class Parser_closure): Change language_stack_ from a vector of
3602 std::string to one of Version_script_info::Language. Adjust all
3604 (class Lazy_demangler): Remove.
3605 (struct Version_expression): Change language from std::string to
3606 Version_script_info::Language.
3607 (Version_script_info::Version_script_info): New function.
3608 (Version_script_info::~Version_script_info): Don't call clear.
3609 (Version_script_info::finalize): New function.
3610 (Version_script_info::build_lookup_tables): New function.
3611 (Version_script_info::build_expression_list_lookup): New
3613 (Version_script_info::get_symbol_version_helper): Rewrite to use
3615 (Version_script_info::print_expression_list): Adjust to use
3616 Version_script_info::Language.
3617 (script_push_lex_into_version_mode): Check that the version script
3618 has not been finalized.
3619 (version_script_push_lang): Change language string to
3620 Version_script_info::Language.
3621 * options.cc (Command_line::version_script): New function.
3622 * options.h (class General_options): Add finalize_dynamic_list
3623 function. Change version_script from declaration to definition.
3624 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
3625 * testsuite/version_script.map: Remove duplicate def of foo.
3626 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
3628 * testsuite/Makefile.in: Rebuild.
3630 2009-12-30 Ian Lance Taylor <iant@google.com>
3633 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
3634 if the input symbol index is 0, make the output symbol index 0.
3636 2009-12-30 Ian Lance Taylor <iant@google.com>
3639 * options.h (class General_options): Add -x/--discard-all.
3640 * object.cc (Sized_relobj::do_count_local_symbols): Handle
3641 --discard-all. If the local symbol needs a dynamic entry, check
3642 that before handling --discard-locals.
3644 2009-12-30 Ian Lance Taylor <iant@google.com>
3647 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
3649 (Output_segment::add_output_section): Don't change the flags if
3653 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
3654 GNU hash table if they need a dynamic value. Otherwise, don't add
3655 them if they are defined in a dynamic object or are forced local.
3657 2009-12-29 Ian Lance Taylor <iant@google.com>
3660 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
3661 .gnu.hash table for a 32-bit target.
3664 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
3665 regular and a dynamic object only needs a dynamic symbol table
3666 entry if it is externally visible.
3669 * i386.cc (class Target_i386): Initialize global_offset_table_ in
3670 constructor. Add global_offset_table_ field.
3671 (Target_i386::got_section): Set global_offset_table_.
3672 (Target_i386::do_finalize_sections): Set global_offset_table_
3674 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
3675 in constructor. Add global_offset_table_ field.
3676 (Target_x86_64::got_section): Set global_offset_table_.
3677 (Target_x86_64::do_finalize_sections): Set global_offset_table_
3680 * layout.cc (Layout::Layout): Initialize increase_relro_.
3681 (Layout::get_output_section): Add is_relro, is_last_relro, and
3682 is_first_non_relro parameters. Change all callers.
3683 (Layout::choose_output_section): Likewise.
3684 (Layout::add_output_section_data): Likewise.
3685 (Layout::make_output_section): Likewise.
3686 (Layout::set_segment_offsets): Clear increase_relro when using a
3688 * layout.h (class Layout): Add increase_relro method. Add
3689 increase_relro_ field. Update declarations.
3690 * output.cc (Output_section::Output_section): Initialize
3691 is_last_relro_ and is_first_non_relro_.
3692 (Output_segment::add_output_section): Group relro sections is
3693 do_sort is true. Handle is_last_relro and is_first_non_relro.
3694 (Output_segment::maximum_alignment): Remove relro handling.
3695 (Output_segment::set_section_addresses): Add increase_relro
3696 parameter. Change all callers. Add initial alignment to align
3697 relro sections on separate page. Remove old relro handling.
3698 (Output_segment::set_section_list_addresses): Remove in_relro
3699 parameter. Change all callers.
3700 (Output_segment::set_offset): Add increase parameter. Change all
3701 callers. Remove old relro handling.
3702 * output.h (class Output_section): Add new methods: is_last_relro,
3703 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
3704 Add is_last_relro_ and is_first_non_relro_ fields.
3705 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
3706 Create separate .got.plt section. Call increase_relro.
3707 * x86_64.cc (Target_x86_64::got_section): Likewise.
3708 * testsuite/relro_script_test.t: Add .got.plt.
3711 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
3712 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
3713 (Layout::finalize): Call set_dynamic_symbol_size.
3714 (Layout::set_dynamic_symbol_size): New function.
3715 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
3716 set_dynamic_symbol_size.
3719 * output.h (class Output_section): Add is_entsize_zero_ field.
3720 * output.cc (Output_section::Output_section): Initialize
3722 (Output_section::set_entsize): If two different entsizes are
3723 requested, force it to zero.
3724 (Output_section::add_input_section): Set flags for .debug_str
3725 before updating section flags. Set entsize.
3726 (Output_section::update_flags_for_input_section): Set SHF_MERGE
3727 and SHF_STRING if all input sections have those flags.
3729 2009-12-29 Rafael Espindola <espindola@google.com>
3731 * main.cc (main): Fix the sys time reporting.
3732 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
3735 2009-12-29 Sriraman Tallam <tmsriram@google.com>
3737 * options.cc (General_options::parse_version): Allow -v to exit
3738 without an error if there is nothing to link.
3740 2009-12-29 Ian Lance Taylor <iant@google.com>
3742 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
3743 using a version of gcc before 4.1.
3744 * configure: Rebuild.
3746 2009-12-28 Chris Demetriou <cgd@google.com>
3748 * attributes.cc (Output_attributes_section_data::do_write): Use
3749 std::vector::front rather than std::vector::data.
3751 2009-12-28 Ian Lance Taylor <iant@google.com>
3753 * symtab.h (class Symbol_table): Add enum Defined.
3754 * resolve.cc (Symbol_table::should_override): Add defined
3755 parameter. Change all callers. Test whether object is NULL
3756 before calling a method on it.
3757 (Symbol_table::report_resolve_problem): Add defined parameter.
3759 (Symbol_table::should_override_with_special): Likewise.
3760 * symtab.cc (Symbol_table::define_in_output_data): Add defined
3761 parameter. Change all callers.
3762 (Symbol_table::do_define_in_output_data): Likewise.
3763 (Symbol_table::define_in_output_segment): Likewise.
3764 (Symbol_table::do_define_in_output_segment): Likewise.
3765 (Symbol_table::define_as_constant): Likewise.
3766 (Symbol_table::do_define_as_constant): Likewise.
3767 * script.h (class Symbol_assignment): Add is_defsym parameter to
3768 constructor; change all callers.
3769 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
3770 parameter. Change all callers. Add is_defsym_ field.
3771 (class Parser_closure): Add parsing_defsym parameter to
3772 constructor; change all callers. Add parsing_defsym accessor
3773 function. Add parsing_defsym_ field.
3775 2009-12-28 Ian Lance Taylor <iant@google.com>
3777 * gold.cc (queue_middle_tasks): Fix formatting.
3778 * object.cc (Relobj::is_section_name_included): Likewise.
3780 2009-12-23 Ian Lance Taylor <iant@google.com>
3782 * i386.cc (Target_i386::do_calls_non_split): Recognize
3783 -fsplit-stack prologue for a function with a static chain.
3784 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
3785 -fsplit-stack prologue when using %r11.
3787 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3789 * options.cc (General_options::parse_version): Make -v continue and do
3790 the link like GNU ld does.
3792 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
3794 * Makefile.am (CCFILES): Add timer.cc.
3795 (HFILES): Add timer.h.
3796 * configure.ac: Check for sysconf and times.
3797 * main.cc: include timer.h.
3798 (main): Use Timer instead of get_run_time.
3801 * workqueue.cc: include timer.h.
3802 (Workqueue::find_and_run_task):
3803 Report user, sys and wall time.
3804 * Makefile.in: Regenerate.
3805 * config.in: Regenerate.
3806 * configure: Regenerate.
3808 2009-12-16 Doug Kwan <dougkwan@google.com>
3810 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
3812 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
3813 relaxed input sections.
3814 * output.cc (Output_section::find_relaxed_input_section): Change
3815 return type to Output_relaxed_input_section pointer. Adjust code
3816 for new type of relaxed_input_section_map_.
3817 * output.h (Output_section::find_relaxed_input_section): Change
3818 return type to Output_relaxed_input_section pointer.
3819 (Output_section::Output_relaxed_input_section_by_input_section_map):
3821 (Output_section::relaxed_input_section_map_): Change type to
3822 Output_section::Output_relaxed_input_section_by_input_section_map.
3823 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
3826 2009-12-15 Ian Lance Taylor <iant@google.com>
3828 * layout.cc (Layout::create_shstrtab): Only write out after input
3829 sections if we are compressing debug sections.
3831 2009-12-15 Ian Lance Taylor <iant@google.com>
3833 * archive.cc (Archive::add_symbols): Only look up a symbol without
3834 a version if there is, in fact, a version.
3836 2009-12-14 Ian Lance Taylor <iant@google.com>
3838 Revert -Wshadow changes, all changes from:
3839 2009-12-11 Doug Kwan <dougkwan@google.com>
3840 2009-12-11 Nick Clifton <nickc@redhat.com>
3841 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
3843 2009-12-11 Doug Kwan <dougkwan@google.com>
3845 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
3847 * attributes.cc (Object_attribute::size): Ditto.
3848 (Attributes_section_data::size): Ditto.
3849 (Attributes_section_data::Attributes_section_data): Ditto.
3850 (Output_attributes_section_data::do_write): Ditto.
3851 * attributes.h (Object_attribute::set_type): Ditto.
3852 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
3854 2009-12-11 Nick Clifton <nickc@redhat.com>
3856 * archive.cc: Fix shadowed variable warnings.
3858 * compressed_output.cc: Likewise.
3859 * compressed_output.h: Likewise.
3860 * configure: Likewise.
3861 * dwarf_reader.cc: Likewise.
3862 * dynobj.cc: Likewise.
3863 * dynobj.h: Likewise.
3864 * ehframe.cc: Likewise.
3865 * ehframe.h: Likewise.
3866 * errors.cc: Likewise.
3867 * expression.cc: Likewise.
3868 * fileread.cc: Likewise.
3869 * fileread.h: Likewise.
3870 * freebsd.h: Likewise.
3871 * i386.cc: Likewise.
3873 * incremental.h: Likewise.
3874 * layout.cc: Likewise.
3875 * layout.h: Likewise.
3876 * mapfile.cc: Likewise.
3877 * merge.cc: Likewise.
3878 * merge.h: Likewise.
3879 * object.cc: Likewise.
3880 * object.h: Likewise.
3881 * options.h: Likewise.
3882 * output.cc: Likewise.
3883 * output.h: Likewise.
3884 * parameters.cc: Likewise.
3885 * plugin.cc: Likewise.
3886 * powerpc.cc: Likewise.
3887 * reduced_debug_output.cc: Likewise.
3888 * reduced_debug_output.h: Likewise.
3889 * reloc.cc: Likewise.
3890 * reloc.h: Likewise.
3891 * resolve.cc: Likewise.
3892 * script-sections.cc: Likewise.
3893 * script.cc: Likewise.
3894 * script.h: Likewise.
3895 * sparc.cc: Likewise.
3896 * symtab.cc: Likewise.
3897 * symtab.h: Likewise.
3898 * target-select.cc: Likewise.
3899 * target-select.h: Likewise.
3900 * token.h: Likewise.
3901 * workqueue.cc: Likewise.
3902 * workqueue.h: Likewise.
3903 * x86_64.cc: Likewise.
3905 2009-12-10 Doug Kwan <dougkwan@google.com>
3907 * arm.cc (attributes.h): New include.
3908 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
3909 (Arm_relobj::~Arm_relobj): Delete object pointed by
3910 attributes_section_data_.
3911 (Arm_relobj::attributes_section_data): New method definition.
3912 (Arm_relobj::attributes_section_data_): New data member declaration.
3913 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
3914 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
3915 attributes_section_data_.
3916 (Arm_dynobj::attributes_section_data): New method definition.
3917 (Arm_dynobj::attributes_section_data_): New data member declaration.
3918 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
3919 initialization value of may_use_blx_ to false.
3920 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
3921 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
3922 object attributes to compute results instead of hard-coding.
3923 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
3924 Target_arm::get_secondary_compatible_arch,
3925 Target_arm::set_secondary_compatible_arch
3926 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3927 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
3928 New method declarations.
3929 (Target_arm::get_aeabi_object_attribute): New method definition.
3930 (Target_arm::attributes_section_data_): New data member declaration.
3931 (read_arm_attributes_section): New template definition.
3932 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
3933 (Arm_dynobj::do_read_symbols): Ditto.
3934 (Target_arm::do_finalize_sections): Merge attributes sections from
3935 input. Check for BLX use after attributes section merging.
3936 Fix __exidx_start and __exidx_end visibility. Create an
3937 .ARM.attributes section if necessary.
3938 (Target_arm::get_secondary_compatible_arch,
3939 Target_arm::set_secondary_compatible_arch,
3940 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
3941 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
3942 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
3943 New method definitions.
3945 2009-12-09 Ian Lance Taylor <iant@google.com>
3947 * plugin.cc (Plugin::load): Don't cast from void* to a function
3950 2009-12-09 Ian Lance Taylor <iant@google.com>
3952 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
3955 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
3957 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
3958 Replace two_file_shared_1.so with two_file_shared_2.so.
3959 * testsuite/Makefile.in: Regenerated.
3961 2009-12-08 Doug Kwan <dougkwan@google.com>
3963 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
3964 (HFILES): Add attributes.h and int_encoding.h.
3965 * Makefile.in: Regenerate.
3966 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
3967 function definitions to int_encoding.cc
3968 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
3969 prototypes to int_encoding.h
3970 * reduced_debug_output.cc (int_encoding.h): New include.
3971 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
3972 function definitions to int_encoding.cc
3973 (insert_into_vector, read_from_pointer): Move template definitions to
3975 * attributes.cc: New file.
3976 * attributes.h: New file.
3977 * int_encoding.cc: New file.
3978 * int_encoding.h: New file.
3980 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
3983 * incremental-dump.cc (dump_incremental_inputs): New.
3984 (main): Use dump_incremental_inputs.
3986 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
3989 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
3990 checking elfcpp::STT_FUNC.
3991 (Target_i386::Relocate::relocate): Likewise.
3992 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
3994 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
3995 symbols from shared libraries into normal FUNC symbols.
3997 * symtab.h (Symbol): Add is_func and use it.
3999 2009-12-05 Doug Kwan <dougkwan@google.com>
4001 * arm.cc (Target_arm::arm_info): Initialize new fields
4002 attributes_section and attributes_vendor.
4003 * i386.cc (Target_i386::i386_info): Same.
4004 * object.cc (Sized_relobj::do_layout): Skip attribute section.
4005 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
4006 fields attributes_section and attributes_vendor.
4007 * sparc.cc (Target_sparc::sparc_info): Same.
4008 * target.h (Target::attributes_section, Target::attributes_vendor,
4009 Target::is_attributes_section, Target::attribute_arg_type,
4010 Target::attributes_order): New method definitions.
4011 (Target::Target_info::attributes_section,
4012 Target::Target_info::attributes_vendor): New fields.
4013 (Target::do_attribute_arg_type, Target::do_attributes_order): New
4014 virtual method definitions.
4015 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
4016 attributes_section and attributes_vendor.
4017 * testsuite/testfile.cc (Target_test::test_target_info): Same.
4019 2009-12-05 Doug Kwan <dougkwan@google.com>
4021 * arm.cc: Update comments about interworking and stub generation.
4022 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
4023 considered as non-PIC.
4024 (Arm_relocate_functions::base_abs): Fix formatting.
4025 (Arm_relocate_functions::got_prel): Fix comment. Change interface
4026 of function to use GOT entry address instead of offset.
4027 (Target_arm::Scan::global): Issue an error if a symbol would need a
4028 PLT does not get one because it is untyped. Remove code to create
4029 dynamic symbols for relative branches.
4030 (Target_arm::Relocate::relocate: Use 0 instead of false since function
4031 takes unsigned integer instead of boolean.
4033 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
4035 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
4036 (two_file_test_LDADD): Likewise.
4037 (common_test_1_LDADD): Likewise.
4038 (exception_test_LDADD) Likewise.
4039 (weak_test_LDADD): Likewise.
4040 (many_sections_test_LDADD): Likewise.
4041 (initpri1_LDADD): Likewise.
4042 (script_test_1_LDADD): Likewise.
4043 (script_test_2_LDADD): Likewise.
4044 (justsyms_LDADD): Likewise.
4045 (binary_test_LDADD): Likewise.
4046 (large_LDADD): Likewise.
4047 * testsuite/Makefile.in: Regenerated.
4049 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
4051 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
4052 (Symbol_table::override_with_special): Likewise.
4053 (Symbol_table::add_from_object): Likewise.
4055 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4057 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4058 Don't set the data_offset twice.
4060 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
4062 * testsuite/Makefile.in: Regenerate.
4064 2009-12-03 Doug Kwan <dougkwan@google.com>
4066 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
4067 (Target_arm::do_finalize_sections): Add parameter for symbol table
4068 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
4069 * i386.cc (Target_i386::do_finalize_sections): Add an additional
4070 parameter for symbol table pointer.
4071 * layout.cc (Layout::finalize): Call Target::finalize_sections with
4072 an additional parameter for a pointer to symbol table.
4073 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
4074 parameter for a symbol table pointer.
4075 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
4076 * target.h (Target::finalize_sections, Target::do_finalize_sections):
4078 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
4079 parameter for a symbol table pointer.
4081 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
4083 * incremental.cc (Incremental_inputs_header)
4084 (Incremental_inputs_header_write, Incremental_inputs_entry)
4085 (Incremental_inputs_entry_write): Move ...
4086 * incremental.h (Incremental_inputs_header)
4087 (Incremental_inputs_header_write, Incremental_inputs_entry)
4088 (Incremental_inputs_entry_write): here.
4090 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4092 * incremental.cc (make_sized_incremental_binary): Set the target.
4093 Error if it is incompatible.
4094 * output.h (Output_file): Add filename method.
4096 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4098 * incremental.cc (Incremental_inputs_entry): Remove unused argument
4099 from the get_* methods.
4101 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4103 * incremental-dump.cc (main): Check that the offeset of a script is 0.
4104 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
4105 Write 0 for the data_offset of scripts.
4107 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
4109 * testsuite/Makefile.am: Add the incremental_test.sh test.
4110 * testsuite/incremental_test.sh: New.
4111 * testsuite/incremental_test_1.c: New.
4112 * testsuite/incremental_test_2.c: New.
4114 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
4116 * incremental-dump.cc (main): Fix typos.
4118 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
4121 * incremental-dump.cc (main): Use llu to print 64 bit values.
4123 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
4124 H.J. Lu <hongjiu.lu@intel.com>
4126 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
4128 (incremental_dump_LDADD): Likewise.
4129 * Makefile.in: Regenerated.
4131 2009-11-25 Doug Kwan <dougkwan@google.com>
4135 2009-11-25 Doug Kwan <dougkwan@google.com>
4137 * arm.cc (Target_arm::Target_arm): Move method definition
4138 outside of class definition. Add code to handle
4139 --target1-rel, --target1-abs and --target2= options.
4140 (Target_arm::get_reloc_reloc_type): Change method to be
4141 non-static and const.
4142 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
4143 New data member declaration.
4144 (Target_arm::Scan::local, Target_arm::Scan::global,
4145 Target_arm::Relocate::relocate,
4146 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4147 Adjust call to Target_arm::get_real_reloc_type.
4148 (Target_arm::get_real_reloc_type): Use command line options
4149 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4150 * options.h (--target1-rel, --target1-abs, --target2): New
4153 2009-11-25 Doug Kwan <dougkwan@google.com>
4155 * arm.cc (Target_arm::Target_arm): Move method definition outside of
4156 class definition. Add code to handle --target1-rel, --target1-abs
4157 and --target2= options.
4158 (Target_arm::get_reloc_reloc_type): Change method to be non-static
4160 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
4162 (Target_arm::Scan::local, Target_arm::Scan::global,
4163 Target_arm::Relocate::relocate,
4164 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
4165 call to Target_arm::get_real_reloc_type.
4166 (Target_arm::get_real_reloc_type): Use command line options to
4167 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
4168 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
4171 2009-11-25 Doug Kwan <dougkwan@google.com>
4173 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
4174 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
4175 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
4177 (Arm_relocate_functions::thm_call): Replace body with a call to
4178 Arm_relocate_functions::thumb_branch_common.
4179 (Arm_relocate_functions::thm_jump24,
4180 Arm_relocate_functions::thm_xpc22): New method definitions.
4181 (Arm_relocate_functions::thumb_branch_common): New method definition.
4182 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
4184 (Target_arm::Relocate::relocate): Adjust call to thm_call.
4185 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
4187 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4189 * Makefile.am: Build incremental-dump
4190 * Makefile.in: Regenerate.
4191 * incremental-dump.cc: New.
4192 * incremental.cc (Incremental_inputs_header_data,
4193 Incremental_inputs_entry_data): Move to incremental.h
4194 * incremental.h: (Incremental_inputs_header_data,
4195 Incremental_inputs_entry_data): Move from incremental.cc
4197 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4199 * incremental.cc (Incremental_inputs_header,
4200 Incremental_inputs_header_write, Incremental_inputs_entry,
4201 Incremental_inputs_entry_write): Add a typedef with the data type.
4203 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
4205 * incremental.cc (Incremental_inputs_header,
4206 Incremental_inputs_header_write, Incremental_inputs_entry,
4207 Incremental_inputs_entry_write): Update comment about which
4208 type has the filed descriptions.
4210 2009-11-15 Doug Kwan <dougkwan@google.com>
4212 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
4213 (Arm_relocate_functions::arm_branch_common): Change method defintion
4214 in class definition to a method declaration and update list of formal
4216 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
4217 Arm_relocation_functions::jump24): Adjust call to
4218 Arm_relocate_functions::arm_branch_common. Update list of formal
4220 (Arm_relocate_functions::xpc25): New method definition.
4221 (Arm_relocate_functions::arm_branch_common): Move method defintion
4222 out from class definition. Use stubs for mode-switching and extending
4224 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
4225 specially. Change code to enable use of stubs in ARM branches.
4227 2009-11-10 Doug Kwan <dougkwan@google.com>
4229 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
4230 in method declaration.
4231 (Target_arm::relocate_stub): New method declaration.
4232 (Target_arm::default_target): Change to return a pointer instead of
4234 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
4235 Target_arm::default_target.
4236 (Arm_Relobj::do_relocate_sections): Remove options paramater in
4238 (Target_arm::relocate_section): Adjust view.
4239 (Target_arm::relocate_stub): New method definition.
4241 2009-11-10 Doug Kwan <dougkwan@google.com>
4243 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
4245 * incremental.cc (open_incremental_binary): Initialized local
4246 variables to avoid warnings.
4247 * object.cc (make_elf_object): Ditto.
4248 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
4251 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
4254 * testsuite/plugin_test.c: Include "config.h".
4256 2009-11-09 Doug Kwan <dougkwan@google.com>
4258 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
4259 (arm_symbol_value): Remove.
4260 (Arm_relocate_functions::arm_branch_common,
4261 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
4262 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
4263 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
4264 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
4265 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
4266 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
4267 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
4268 Arm_relocate_functions::thm_mobw_abs_nc,
4269 Arm_relocate_functions::thm_mov_abs,
4270 Arm_relocate_functions::movw_prel_nc,
4271 Arm_relocate_functions::thm_movt_abs,
4272 Arm_relocate_functions::movt_prel,
4273 Arm_relocate_functions::thm_movw_prel_nc,
4274 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
4275 (Target_arm::Relocate::relocate): Only decompose address into two
4276 parts if relocation type uses the thumb-bit and pass the actual
4277 bit instead of a flag indicating that the thumb-bit is used. Adjust
4278 calls to methods in Arm_relocate_functions for this change.
4280 2009-11-08 Ian Lance Taylor <iant@google.com>
4283 * reloc.cc: Instantiate
4284 Sized_relobj::initialize_input_to_output_maps and
4285 Sized_relobj:free_input_to_output_maps.
4287 2009-11-06 Ian Lance Taylor <iant@google.com>
4290 * defstd.cc (in_segment): Set only_if_ref true for "end".
4292 2009-11-06 Doug Kwan <dougkwan@google.com>
4294 * arm.cc (class Reloc_stub): Correct a comment.
4295 (Target_arm::Target_arm): Initialize arm_input_section_map_.
4296 (Target_arm::scan_section_for_stubs): New method declaration.
4297 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
4298 Change methods from private to protected.
4299 (Target_arm::do_may_relax): New method definition.
4300 (Target_arm::do_relax, Target_arm::group_sections,
4301 Target_arm::scan_reloc_for_stub,
4302 Target_arm::scan_reloc_section_for_stubs): New method declarations.
4303 (Target_arm::arm_input_section_map_): New data member declaration.
4304 (Target_arm::scan_reloc_for_stub,
4305 Target_arm::scan_reloc_section_for_stubs,
4306 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
4307 Target_arm::do_relax): New method definitions.
4309 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
4311 * configure.ac: Check for (struct stat)::st_mtim
4312 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
4313 * config.in: Regenerate.
4314 * configure: Regenerate.
4316 2009-11-05 Ian Lance Taylor <iant@google.com>
4319 * output.cc (Output_segment::add_output_section): Add missing
4322 2009-11-04 Ian Lance Taylor <iant@google.com>
4325 * object.h (class Object): Add is_needed and set_is_needed
4326 methods. Add is_needed_ field. Make bool fields into bitfields.
4327 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
4328 defined in a dynamic object and referenced by a regular object,
4329 set is_needed for the dynamic object.
4330 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
4331 if the file is marked with as_needed and it is not needed.
4333 2009-11-04 Ian Lance Taylor <iant@google.com>
4336 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
4337 tags if data is discarded by linker script.
4338 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4339 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
4340 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
4341 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4343 2009-11-04 Ian Lance Taylor <iant@google.com>
4345 * layout.cc (Layout::get_output_section): Add is_interp and
4346 is_dynamic_linker_section parameters. Change all callers.
4347 (Layout::choose_output_section): Likewise.
4348 (Layout::make_output_section): Likewise.
4349 (Layout::add_output_section_data): Add is_dynamic_linker_section
4350 parameter. Change all callers.
4351 * layout.h (class Layout): Update declarations.
4352 * output.h (class Output_section): Add is_interp, set_is_interp,
4353 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
4354 Add is_interp_, is_dynamic_linker_section_ fields. Change
4355 generate_code_fills_at_write_ to a bitfield.
4356 * output.cc (Output_section::Output_sections): Initialize new
4358 (Output_segment::add_output_section): Add do_sort parameter.
4361 2009-11-03 Ian Lance Taylor <iant@google.com>
4364 * options.h (class General_options): Add --warn-common.
4365 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
4366 merging two common symbols.
4367 (Symbol_table::should_override): Handle --warn-common when merging
4368 a common symbol with a defined symbol. Use report_resolve_problem
4369 for multiple definitions.
4370 (Symbol_table::report_resolve_problem): New function.
4371 * symtab.h (class Symbol_table): Declare report_resolve_problem.
4373 2009-11-03 Doug Kwan <dougkwan@google.com>
4375 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
4377 (Target_arm::stub_factory): New method definition.
4378 (Target_arm::new_arm_input_section,
4379 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
4380 Target_arm::reloc_uses_thumb_bit): New method declarations.
4381 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
4382 New type definitions.
4383 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
4384 member declarations.
4385 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
4386 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
4387 New method definitions.
4389 2009-11-03 Ian Lance Taylor <iant@google.com>
4391 * options.h (class General_options): Add --warn_constructors.
4393 2009-11-03 Ian Lance Taylor <iant@google.com>
4396 * defstd.cc (in_section): Add entries for __rel_iplt_start,
4397 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
4399 2009-11-03 Ian Lance Taylor <iant@google.com>
4402 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
4403 --msgid-bugs-address.
4404 (install-pdf): New target.
4405 (install-data_yes): Look up one directory to find mkinstalldirs.
4407 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
4409 * po/Make-in (.po.gmo): Don't generate .gmo files in source
4412 2009-10-30 Doug Kwan <dougkwan@google.com>
4414 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
4416 2009-10-30 Doug Kwan <dougkwan@google.com>
4418 * arm.cc (Stub_addend_reader): New struct template definition
4419 and partial specializations.
4420 (Stub_addend_reader::operator()): New method definition for a
4421 partially specialized template.
4423 2009-10-30 Doug Kwan <dougkwan@google.com>
4425 * arm.cc (Arm_relobj::processor_specific_flags): New method
4427 (Arm_relobj::do_read_symbols): New method declaration.
4428 (Arm_relobj::processor_specific_flags_): New data member declaration.
4429 (Arm_dynobj): New class definition.
4430 (Target_arm::do_finalize_sections): Add input_objects parameter.
4431 (Target_arm::do_adjust_elf_header): New method declaration.
4432 (Target_arm::are_eabi_versions_compatible,
4433 (Target_arm::merge_processor_specific_flags): New method declaration.
4434 (Target_arm::do_make_elf_object): New overloaded method definitions
4436 (Arm_relobj::do_read_symbols): New method definition.
4437 (Arm_dynobj::do_read_symbols): Ditto.
4438 (Target_arm::do_finalize_sections): Add input_objects parameters.
4439 Merge processor-specific flags from all input objects.
4440 (Target_arm::are_eabi_versions_compatible,
4441 Target_arm::merge_processor_specific_flags,
4442 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
4443 New method definitions.
4444 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
4445 Input_objects pointer type parameter.
4446 * layout.cc (Layout::finalize): Pass input objects to target's.
4447 finalize_sections function.
4448 * output.cc (Output_file_header::do_sized_write): Set ELF file
4449 header's processor-specific flags.
4450 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
4451 Input_objects pointer type parameter.
4452 * sparc.cc (Target_sparc::do_finalize_sections): Same.
4453 * target.h (Input_objects): New forward class declaration.
4454 (Target::processor_specific_flags,
4455 Target::are_processor_specific_flags_sect): New method definitions.
4456 (Target::finalize_sections): Add input_objects parameter.
4457 (Target::Target): Initialize processor_specific_flags_ and
4458 are_processor_specific_flags_set_.
4459 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
4461 (Target::set_processor_specific_flags): New method definition.
4462 (Target::processor_specific_flags_,
4463 Target::are_processor_specific_flags_set_): New data member
4465 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
4466 Input_objects pointer type parameter.
4468 2009-10-30 Doug Kwan <dougkwan@google.com>
4470 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
4472 2009-10-28 Ian Lance Taylor <iant@google.com>
4474 * object.h (class Relobj): Drop options parameter from
4475 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
4476 do_scan_relocs, do_relocate. Change all callers.
4477 (class Sized_relobj): Drop options parameters from
4478 do_gc_process_relocs, do_scan_relocs, do_relocate,
4479 do_relocate_sections, relocate_sections, emit_relocs_scan,
4480 emit_relocs_scan_reltype. Change all callers.
4481 (struct Relocate_info): Remove options field and all references to
4483 * reloc.h (class Read_relocs): Remove options constructor
4484 parameter and options_ field. Change all callers.
4485 (class Gc_process_relocs, class Scan_relocs): Likewise.
4486 (class Relocate_task): Likewise.
4487 * target-reloc.h (scan_relocs): Remove options parameter. Change
4489 (scan_relocatable_relocs): Likewise.
4490 * target.h (class Sized_target): Remove options parameter from
4491 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
4493 * gc.h (gc_process_relocs): Remove options parameter. Change all
4495 * arm.cc: Update functions to remove options parameters.
4496 * i386.cc: Likewise.
4497 * powerpc.cc: Likewise.
4498 * sparc.cc: Likewise.
4499 * x86_64.cc: Likewise.
4500 * testsuite/testfile.cc: Likewise.
4502 2009-10-28 Doug Kwan <dougkwan@google.com>
4504 * arm.cc (Arm_relobj): New class definition.
4505 (Arm_relobj::scan_sections_for_stubs,
4506 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
4507 New method definitions.
4509 2009-10-28 Cary Coutant <ccoutant@google.com>
4511 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
4512 (Plugin::cleanup_done_): New member.
4513 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
4514 (Plugin_manager::cleanup_done_): Remove.
4515 (Plugin_manager::add_input_file): Edit error message.
4516 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
4517 (Plugin_manager::cleanup): Remove use of cleanup_done_.
4519 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
4521 * fileread.cc: (File_read::View::~View): Use the new
4522 data_ownership_ filed.
4523 (File_read::~File_read): Dispose the new whole_file_view_.
4524 (File_read::open): Mmap the whole file if needed.
4525 (File_read::open): Use whole_file_view_ instead of contents_.
4526 (File_read::find_view): Use whole_file_view_ if applicable.
4527 (File_read::do_read): Use whole_file_view_ instead of contents_.
4528 (File_read::make_view): Use whole_file_view_ instead of contents_,
4529 update File_read::View::View call.
4530 (File_read::find_or_make_view): Update File_read::View::View
4532 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
4534 (File_read::View::Data_ownership): New enum.
4535 (File_read::View::View): Replace bool mapped_ with Data_ownership
4537 (File_read::View::mapped_): Remove (replaced by data_ownership_).
4538 (File_read::View::data_ownership_): New field.
4539 (File_read::contents_): Remove (replaced by whole_file_view_).
4540 (File_read::whole_file_view_): New field.
4541 * options.h (class General_options): Add --keep-files-mapped.
4543 2009-10-27 Cary Coutant <ccoutant@google.com>
4545 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
4546 * testsuite/Makefile.am (plugin_test_5): New test case.
4547 * testsuite/Makefile.in: Regenerate.
4549 2009-10-25 Doug Kwan <dougkwan@google.com>
4551 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
4552 from private to protected to allow access by child class.
4553 (Sized_relobj::do_relocate_sections): New method declaration.
4554 (Sized_relobj::relocate_sections): Virtualize.
4555 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
4556 Sized_relobj::relocate_sections. Instantiate template explicitly
4557 for different target sizes and endianity.
4559 2009-10-24 Doug Kwan <dougkwan@google.com>
4561 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
4562 (Arm_input_section::as_arm_input_section): New method.
4563 (Arm_output_section): New class definition.
4564 (Arm_output_section::create_stub_group,
4565 Arm_output_section::group_sections): New method definitions.
4567 2009-10-22 Doug Kwan <dougkwan@google.com>
4569 * arm.cc (Arm_input_section): New class definition.
4570 (Arm_input_section::init, Arm_input_section:do_write,
4571 Arm_input_section::set_final_data_size,
4572 Arm_input_section::do_reset_address_and_file_offset): New method
4575 2009-10-21 Doug Kwan <dougkwan@google.com>
4577 * arm.cc (Stub_table, Arm_input_section): New forward class
4579 (Stub_table): New class defintion.
4580 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
4581 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
4582 New method definition.
4584 2009-10-21 Doug Kwan <dougkwan@google.com>
4586 * arm.cc: Update copyright comments.
4587 (Target_arm): New forward class template declaration.
4588 (Arm_address): New type.
4589 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
4590 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
4591 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
4593 (Insn_template): Same.
4594 (DEF_STUBS): New macro.
4595 (Stub_type): New enum type.
4596 (Stub_template): New class definition.
4599 (Stub_factory): Same.
4600 (Target_arm::Target_arm): Initialize may_use_blx_ and
4601 should_force_pic_veneer_.
4602 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
4603 Target_arm::should_force_pic_veneer,
4604 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
4605 Target_arm::using_thumb_only, Target_arm:;default_target): New
4607 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
4608 New data member declarations.
4609 (Insn_template::size, Insn_template::alignment): New method defintions.
4610 (Stub_template::Stub_template): New method definition.
4611 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
4612 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
4613 (Stub_factory::Stub_factory): New method definition.
4614 * gold.h (string_hash): New template.
4615 * output.h (Input_section_specifier::hash_value): Use
4617 (Input_section_specifier::string_hash): Remove.
4618 * stringpool.cc (Stringpool_template::string_hash): Use
4621 2009-10-20 Doug Kwan <dougkwan@google.com>
4623 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
4624 symbols of relaxed input sections.
4625 * output.h (Output_section::find_relaxed_input_section): Make
4628 2009-10-16 Doug Kwan <dougkwan@google.com>
4630 * dynobj.cc (Versions::Versions): Initialize version_script_.
4631 Only insert base version symbol definition for a shared object
4632 if version script defines any version versions.
4633 (Versions::define_base_version): New method definition.
4634 (Versions::add_def): Check that base version is not needed.
4635 (Versions::add_need): Define base version lazily.
4636 * dynobj.h (Versions::define_base_version): New method declaration.
4637 (Versions::needs_base_version_): New data member declaration.
4638 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
4639 (check_DATA): Add no_version_test.stdout.
4640 (libno_version_test.so, no_version_test.o no_version_test.stdout):
4642 * testsuite/Makefile.in: Regenerate.
4643 * testsuite/no_version_test.c: New file.
4644 * testsuite/no_version_test.sh: Ditto.
4646 2009-10-16 Doug Kwan <dougkwan@google.com>
4648 * expression.cc (class Segment_start_expression): New class definition.
4649 (Segment_start_expression::value): New method definition.
4650 (script_exp_function_segment_start): Return a new
4651 Segment_start_expression.
4652 * gold/script-c.h (script_saw_segment_start_expression): New function
4654 * script-sections.cc (Script_sections::Script_sections): Initialize
4655 SAW_SEGMENT_START_EXPRESSION_ to false.
4656 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
4657 and -Tbbs options to specify section addresses if given in
4658 command line and no SEGMENT_START expression is seen in a script.
4659 * script-sections.h (Script_sections::saw_segment_start_expression,
4660 Script_sections::set_saw_segment_start_expression): New method
4662 (Script_sections::saw_segment_start_expression_): New data member
4664 * script.cc (script_saw_segment_start_expression): New function.
4665 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
4666 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
4667 script_test_7.sh and script_test_8.sh.
4668 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
4669 script_test_8.stdout.
4670 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
4671 (script_test_6, script_test_6.stdout, script_test_7,
4672 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
4673 * Makefile.in: Regenerate.
4674 * testsuite/script_test_6.sh: New file.
4675 * testsuite/script_test_6.t: Same.
4676 * testsuite/script_test_7.sh: Same.
4677 * testsuite/script_test_7.t: Same.
4678 * testsuite/script_test_8.sh: Same.
4680 2009-10-16 Doug Kwan <dougkwan@google.com>
4682 * output.cc (Output_segment::set_section_list_address): Cast
4683 expressions to unsigned long long type to avoid format warnings.
4685 2009-10-15 Ian Lance Taylor <iant@google.com>
4687 * script.cc (Script_options::add_symbol_assignment): Always add a
4688 dot assignment to script_sections_.
4689 * script-sections.cc (Script_sections::add_dot_assignment):
4690 Initialize if necessary.
4692 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
4693 program headers with no load segment if there is a linker script.
4695 * layout.cc (Layout::set_segment_offsets): Align the file offset
4696 to the segment aligment for -N or -n with no load segment.
4697 * output.cc (Output_segment::add_output_section): Don't crash if
4698 the first section is a TLS section.
4699 (Output_segment::set_section_list_addresses): Print an error
4700 message if the address moves backward in a linker script.
4701 * script-sections.cc
4702 (Output_section_element_input::set_section_addresses): Don't
4703 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
4704 (Orphan_output_section::set_section_addresses): Likewise.
4706 2009-10-15 Doug Kwan <dougkwan@google.com>
4708 * layout.cc (Layout::finish_dynamic_section): Generate tags
4709 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
4710 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
4711 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
4713 2009-10-14 Ian Lance Taylor <iant@google.com>
4715 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
4717 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
4718 data_shdr fields of relinfo.
4719 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
4720 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
4721 R_386_TLS_LDO_32, adjust based on section flags.
4722 (Target_i386::Relocate::fix_up_ldo): Remove.
4724 2009-10-13 Ian Lance Taylor <iant@google.com>
4726 Add support for -pie.
4727 * options.h (class General_options): Add -pie and
4729 (General_options::output_is_position_independent): Test -pie.
4730 (General_options::output_is_executable): Return true if not shared
4731 and not relocatable.
4732 (General_options::output_is_pie): Remove.
4733 * options.cc (General_options::finalize): Reject incompatible uses
4735 * gold.cc (queue_middle_tasks): A -pie link is not static.
4736 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
4737 * symtab.cc (Symbol::final_value_is_known): Return false if
4738 output_is_position_independent.
4739 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
4740 output_is_position_independent.
4741 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
4742 output_is_position_independent.
4743 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
4744 output_is_position_independent.
4745 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
4747 (basic_pie_test.o, basic_pie_test): New targets.
4748 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
4749 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
4750 (two_file_pie_test): New target.
4751 * testsuite/Makefile.in: Rebuild.
4752 * README: Remove note saying that -pie is not supported.
4754 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4756 * options.h (class General_options): Add -init and -fini.
4757 * layout.cc (Layout::finish_dynamic_section): Emit
4758 given init and fini functions.
4760 2009-10-13 Sriraman Tallam <tmsriram@google.com>
4762 * gc.h (gc_process_relocs): Check if icf is enabled using new
4764 * gold.cc (queue_initial_tasks): Likewise.
4765 (queue_middle_tasks): Likewise.
4766 * object.cc (do_layout): Likewise.
4767 * symtab.cc (is_section_folded): Likewise.
4768 * main.cc (main): Likewise.
4769 * reloc.cc (Read_relocs::run): Likewise.
4770 (Sized_relobj::do_scan_relocs): Likewise.
4771 * icf.cc (is_function_ctor_or_dtor): New function.
4772 (Icf::find_identical_sections): Check if function is ctor or dtor when
4774 * options.h (General_options::icf): Change option to be an enum.
4775 (Icf_status): New enum.
4776 (icf_enabled): New method.
4777 (icf_safe_folding): New method.
4778 (set_icf_status): New method.
4779 (icf_status_): New variable.
4780 * (options.cc) (General_options::finalize): Set icf_status_.
4781 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
4782 icf_test and icf_keep_unique_test to use the --icf enum flag.
4783 * testsuite/icf_safe_test.sh: New file.
4784 * testsuite/icf_safe_test.cc: New file.
4786 2009-10-12 Sriraman Tallam <tmsriram@google.com>
4788 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
4789 includes to gc.h and icf.h.
4790 * arm.cc: Include gc.h.
4791 * gold.cc: Likewise.
4792 * i386.cc: Likewise.
4793 * powerpc.cc: Likewise.
4794 * sparc.cc: Likewise.
4795 * x86_64.cc: Likewise.
4796 * gc.h: Include icf.h.
4798 2009-10-11 Ian Lance Taylor <iant@google.com>
4800 * plugin.cc: Include "gold.h" before other header files.
4802 2009-10-10 Chris Demetriou <cgd@google.com>
4804 * options.h (Input_file_argument::Input_file_type): New enum.
4805 (Input_file_argument::is_lib_): Replace with...
4806 (Input_file_argument::type_): New member.
4807 (Input_file_argument::Input_file_argument): Take Input_file_type
4808 'type' rather than boolean 'is_lib' as second argument.
4809 (Input_file_argument::is_lib): Use type_.
4810 (Input_file_argument::is_searched_file): New function.
4811 (Input_file_argument::may_need_search): Handle is_searched_file.
4812 * options.cc (General_options::parse_library): Support -l:filename.
4813 (General_options::parse_just_symbols): Update for Input_file_argument
4815 (Command_line::process): Likewise.
4816 * archive.cc (Archive::get_file_and_offset): Likewise.
4817 * plugin.cc (Plugin_manager::release_input_file): Likewise.
4818 * script.cc (read_script_file, script_add_file): Likewise.
4819 * fileread.cc (Input_file::Input_file): Likewise.
4820 (Input_file::will_search_for): Handle is_searched_file.
4821 (Input_file::open): Likewise.
4822 * readsyms.cc (Read_symbols::get_name): Likewise.
4823 * testsuite/Makefile.am (searched_file_test): New test.
4824 * testsuite/Makefile.in: Regenerate.
4825 * testsuite/searched_file_test.cc: New file.
4826 * testsuite/searched_file_test_lib.cc: New file.
4828 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4829 Ian Lance Taylor <iant@google.com>
4831 * descriptor.cc: Include <cstdio> and "binary-io.h".
4832 (Descriptors::open): Open the files in binary mode always.
4833 * script.cc (Lex::get_token): Treat \r as whitespace.
4835 2009-10-09 Ian Lance Taylor <iant@google.com>
4837 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
4839 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4840 Ian Lance Taylor <iant@google.com>
4842 * configure.ac: Check for readv function also.
4843 * fileread.cc (readv): Define if not HAVE_READV.
4844 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
4846 * config.in: Regenerate.
4847 * configure: Regenerate.
4849 2009-10-09 Doug Kwan <dougkwan@google.com>
4851 * layout.cc (Layout::make_output_section): Call target hook to make
4852 ordinary output section.
4853 (Layout::finalize): Adjust parameter list of call the
4854 Target::may_relax().
4855 * layout.h (class Layout::section_list): New method.
4856 * merge.h (Output_merge_base::entsize): Change visibility to public.
4857 (Output_merge_base::is_string, Output_merge_base::do_is_string):
4859 (Output_merge_string::do_is_string): New method.
4860 * object.cc (Sized_relobj::do_setup): renamed from
4861 Sized_relobj::set_up.
4862 * object.h (Sized_relobj::adjust_shndx,
4863 Sized_relobj::initializ_input_to_output_maps,
4864 Sized_relobj::free_input_to_output_maps): Change visibilities to
4866 (Sized_relobj::setup): Virtualize.
4867 (Sized_relobj::do_setup): New method declaration.
4868 (Sized_relobj::invalidate_section_offset,
4869 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
4870 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
4871 * options.cc (parse_int): New function.
4872 * options.h (parse_int): New declaration.
4873 (DEFINE_int): New macro.
4874 (stub_group_size): New option.
4875 * output.cc (Output_section::Output_section): Initialize memebers
4876 merge_section_map_, merge_section_by_properties_map_,
4877 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
4878 (Output_section::add_input_section): Handled deferred code-fill
4879 generation and remove an old comment.
4880 (Output_section::add_relaxed_input_section): New method definition.
4881 (Output_section::add_merge_input_section): Use merge section by
4882 properties map to speed to search. Update merge section maps
4884 (Output_section::build_relaxation_map): New method definition.
4885 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
4887 (Output_section::relax_input_section): Renamed to
4888 Output_section::convert_input_sections_to_relaxed_sections and change
4889 interface to take a vector of pointers to relaxed sections.
4890 (Output_section::find_merge_section,
4891 Output_section::find_relaxed_input_section): New method definitions.
4892 (Output_section::is_input_address_mapped,
4893 Output_section::output_offset, Output_section::output_address):
4894 Use output section data maps to speed up searching.
4895 (Output_section::find_starting_output_address): Add comments.
4896 (Output_section::do_write,
4897 Output_section::write_to_postprocessing_buffer): Do code-fill
4898 generation as appropriate.
4899 (Output_section::get_input_sections): Invalidate relaxed input section
4901 (Output_section::restore_states): Adjust type of checkpoint .
4902 Invalidate relaxed input section map.
4903 * output.h (Output_merge_base): New class declaration.
4904 (Input_section_specifier): New class defintion.
4905 (class Output_relaxed_input_section) Change base class to
4906 Output_section_data_build.
4907 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
4908 base class initializer.
4909 (Output_section::add_relaxed_input_section): New method declaration.
4910 (Output_section::Input_section): Change visibility to protected.
4911 (Output_section::Input_section::relobj,
4912 Output_section::Input_section::shndx): Handle relaxed input sections.
4913 Output_section::input_sections) Change visibility to protected. Also
4914 define overload to return a non-const pointer.
4915 (Output_section::Merge_section_properties): New class defintion.
4916 (Output_section::Merge_section_by_properties_map,
4917 Output_section::Output_section_data_by_input_section_map,
4918 Output_section::Relaxation_map): New types.
4919 (Output_section::relax_input_section): Rename method to
4920 Output_section::convert_input_sections_to_relaxed_sections and change
4921 interface to take a vector of relaxed section pointers.
4922 (Output_section::find_merge_section,
4923 Output_section::find_relaxed_input_section,
4924 Output_section::build_relaxation_map,
4925 Output_section::convert_input_sections_in_list_to_relaxed_sections):
4926 New method declarations.
4927 (Output_section::merge_section_map_
4928 Output_section::merge_section_by_properties_map_,
4929 Output_section::relaxed_input_section_map_,
4930 Output_section::is_relaxed_input_section_map_valid_,
4931 Output_section::generate_code_fills_at_write_): New data members.
4932 * script-sections.cc
4933 (Output_section_element_input::set_section_addresses): Call
4934 current_data_size and addralign methods of relaxed input sections.
4935 (Orphan_output_section::set_section_addresses): Call current_data_size
4936 and addralign methods of relaxed input sections.
4937 * symtab.cc (Symbol_table::compute_final_value): Extract template
4938 from the body of Symbol_table::sized_finalize_symbol.
4939 (Symbol_table::sized_finalized_symbol): Call
4940 Symbol_table::compute_final_value.
4941 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
4942 (Symbol_table::compute_final_value): New templated method declaration.
4943 * target.cc (Target::do_make_output_section): New method defintion.
4944 * target.h (Target::make_output_section): New method declaration.
4945 (Target::relax): Add more parameters for input objects, symbol table
4946 and layout. Adjust call to do_relax.
4947 (Target::do_make_output_section): New method declaration.
4948 (Target::do_relax): Add parameters for input objects, symbol table
4951 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4953 * pread.c: Include stdio.h.
4955 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4957 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
4960 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4962 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
4963 Change read_shndx type to unsigned int.
4964 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4966 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4967 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
4968 Change read_shndx type to unsigned int.
4969 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
4971 (Sized_dwarf_line_info::read_line_mappings): Likewise.
4972 * layout.cc (Layout::create_symtab_sections): Cast the result of
4973 local_symcount * symsize to off_t in the gold_assert.
4975 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4977 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
4978 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
4980 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
4981 (Arm_relocate_functions::thm_abs5): New function.
4982 (Arm_relocate_functions::abs12): New function.
4983 (Arm_relocate_functions::abs16): New function.
4984 (Arm_relocate_functions::base_abs): New function.
4985 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
4986 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
4987 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
4989 (Scan::global): Likewise.
4990 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
4991 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
4992 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
4993 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
4996 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4998 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
4999 (Arm_relocate_functions::movt_prel): New function.
5000 (Arm_relocate_functions::thm_movw_prel_nc): New function.
5001 (Arm_relocate_functions::thm_movt_prel): New function.
5002 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
5003 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
5004 (Scan::global, Relocate::relocate): Likewise.
5005 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5007 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5009 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
5010 Incremental_checker.
5011 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
5013 (class Incremental_inputs_header): New class.
5014 (Incremental_inputs_header_writer): Edit comment.
5015 (Incremental_inputs_entry): New class.
5016 (Incremental_inputs_entry_writer): Edit comment.
5017 (Sized_incremental_binary::do_find_incremental_inputs_section):
5018 Add *strtab_shndx parameter, fill it.
5019 (Sized_incremental_binary::do_check_inputs): New method.
5020 (Incremental_checker::can_incrementally_link_output_file): Use
5021 Sized_incremental_binary::check_inputs.
5022 (Incremental_inputs::report_command_line): Save command line in
5025 (Incremental_binary::find_incremental_inputs_section): New
5027 (Incremental_binary::do_find_incremental_inputs_section): Add
5028 strtab_shndx parameter.
5029 (Incremental_binary::do_check_inputs): New pure virtual method.
5030 (Sized_incremental_binary::do_check_inputs): Declare.
5031 (Incremental_checker::Incremental_checker): Add incremental_inputs
5032 parameter, use it to initialize incremental_inputs_.
5033 (Incremental_checker::incremental_inputs_): New field.
5034 (Incremental_checker::command_line): New method.
5035 (Incremental_checker::inputs): New method.
5036 (Incremental_checker::command_line_): New field.
5038 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
5040 * incremental.cc: Include <cstdarg> and "target-select.h".
5041 (vexplain_no_incremental): New function.
5042 (explain_no_incremental): New function.
5043 (Incremental_binary::error): New method.
5044 (Sized_incremental_binary::do_find_incremental_inputs_section): New
5046 (make_sized_incremental_binary): New function.
5047 (open_incremental_binary): New function.
5048 (can_incrementally_link_file): Add checks if output is ELF and has
5050 * incremental.h: Include "elfcpp_file.h" and "output.h".
5051 (Incremental_binary): New class.
5052 (Sized_incremental_binary): New class.
5053 (open_incremental_binary): Declare.
5054 * object.cc (is_elf_object): Use
5055 elfcpp::Elf_recognizer::is_elf_file.
5056 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
5057 * output.h (Output_file::filesize): New method.
5059 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5061 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
5063 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
5064 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
5066 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
5068 (Arm_relocate_functions::movw_abs_nc): New function.
5069 (Arm_relocate_functions::movt_abs): New function.
5070 (Arm_relocate_functions::thm_movw_abs_nc): New function.
5071 (Arm_relocate_functions::thm_movt_abs): New function.
5072 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
5073 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
5074 (Scan::global): Likewise.
5075 (Relocate::relocate): Likewise.
5076 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5078 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5080 * arm.cc (Arm_relocate_functions::got_prel) New function.
5081 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
5082 (Relocate::relocate): Likewise.
5083 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5085 2009-10-06 Ian Lance Taylor <iant@google.com>
5087 * options.h (class General_options): Define
5088 split_stack_adjust_size parameter.
5089 * object.h (class Object): Add uses_split_stack_ and
5090 has_no_split_stack_ fields. Add uses_split_stack and
5091 has_no_split_stack accessor functions. Declare
5092 handle_split_stack_section.
5093 (class Reloc_symbol_changes): Define.
5094 (class Sized_relobj): Define Function_offsets. Declare
5095 split_stack_adjust, split_stack_adjust_reltype, and
5097 * object.cc (Object::handle_split_stack_section): New function.
5098 (Sized_relobj::do_layout): Call handle_split_stack_section.
5099 * dynobj.cc (Sized_dynobj::do_layout): Call
5100 handle_split_stack_section.
5101 * reloc.cc (Sized_relobj::relocate_sections): Call
5102 split_stack_adjust for executable sections in split_stack
5103 objects. Pass reloc_map to relocate_section.
5104 (Sized_relobj::split_stack_adjust): New function.
5105 (Sized_relobj::split_stack_adjust_reltype): New function.
5106 (Sized_relobj::find_functions): New function.
5107 * target-reloc.h: Include "object.h".
5108 (relocate_section): Add reloc_symbol_changes parameter. Change
5110 * target.h (class Target): Add calls_non_split method. Declare
5111 do_calls_non_split virtual method. Declare match_view and
5113 * target.cc: Include "elfcpp.h".
5114 (Target::do_calls_non_split): New function.
5115 (Target::match_view): New function.
5116 (Target::set_view_to_nop): New function.
5117 * gold.cc (queue_middle_tasks): Give an error if mixing
5118 split-stack and non-split-stack objects with -r.
5119 * i386.cc (Target_i386::relocate_section): Add
5120 reloc_symbol_changes parameter.
5121 (Target_i386::do_calls_non_split): New function.
5122 * x86_64.cc (Target_x86_64::relocate_section): Add
5123 reloc_symbol_changes parameter.
5124 (Target_x86_64::do_calls_non_split): New function.
5125 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
5127 * powerpc.cc (Target_powerpc::relocate_section): Add
5128 reloc_symbol_changes parameter.
5129 * sparc.cc (Target_sparc::relocate_section): Add
5130 reloc_symbol_changes parameter.
5131 * configure.ac: Call AM_CONDITIONAL for the default target.
5132 * configure: Rebuild.
5133 * testsuite/Makefile.am (TEST_AS): New variable.
5134 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
5135 (check_DATA): Add split_i386 and split_x86_64 files.
5136 (SPLIT_DEFSYMS): Define.
5137 (split_i386_[1234n].o): New targets.
5138 (split_i386_[124]): New targets.
5139 (split_i386_[1234r].stdout): New targets.
5140 (split_x86_64_[1234n].o): New targets.
5141 (split_x86_64_[124]): New targets.
5142 (split_x86_64_[1234r].stdout): New targets.
5143 (MOSTLYCLEANFILES): Add new executables.
5144 * testsuite/split_i386.sh: New file.
5145 * testsuite/split_x86_64.sh: New file.
5146 * testsuite/split_i386_1.s: New file.
5147 * testsuite/split_i386_2.s: New file.
5148 * testsuite/split_i386_3.s: New file.
5149 * testsuite/split_i386_4.s: New file.
5150 * testsuite/split_i386_n.s: New file.
5151 * testsuite/split_x86_64_1.s: New file.
5152 * testsuite/split_x86_64_2.s: New file.
5153 * testsuite/split_x86_64_3.s: New file.
5154 * testsuite/split_x86_64_4.s: New file.
5155 * testsuite/split_x86_64_n.s: New file.
5156 * testsuite/testfile.cc (Target_test): Update relocation_section
5158 * testsuite/Makefile.in: Rebuild.
5160 2009-10-06 Ian Lance Taylor <iant@google.com>
5162 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
5163 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
5164 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
5165 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
5166 the address on ldo_addrs_.
5167 (Target_i386::Relocate::fix_up_ldo): New function.
5169 2009-10-06 Rafael Espindola <espindola@google.com>
5171 * plugin.cc (add_input_library): New.
5172 (Plugin::load): Add add_input_library to tv.
5173 (Plugin_manager::add_input_file): Add the is_lib argument.
5174 (add_input_file): Update call to Plugin_manager::add_input_file.
5175 (add_input_library): New.
5176 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
5178 2009-09-30 Doug Kwan <dougkwan@google.com>
5180 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
5181 symbol and call Symbol::may_need_copy_reloc to determine if
5182 a copy reloc is needed.
5183 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
5184 nocopyreloc is given in command line.
5185 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
5186 given in command line.
5187 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
5188 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
5189 of the removed Target_i386::may_need_copy_reloc.
5190 * options.h (copyreloc): New option with default value false.
5191 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5192 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
5193 instead of the removed Target_powerpc::may_need_copy_reloc.
5194 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
5195 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
5196 instead of the removed Target_sparc::may_need_copy_reloc.
5197 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
5198 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
5199 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
5200 instead of the removed Target_x86_64::may_need_copy_reloc.
5202 2009-09-30 Ian Lance Taylor <iant@google.com>
5204 * object.h (class Object): Remove target_ field, and target,
5205 sized_target, and set_target methods.
5206 (Object::sized_target): Remove.
5207 (class Sized_relobj): Update declarations. Remove sized_target.
5208 * object.cc (Sized_relobj::setup): Remove target parameter.
5210 (Input_objects::add_object): Don't do anything with the target.
5211 (make_elf_sized_object): Add punconfigured parameter. Change all
5212 callers. Set or test parameter target.
5213 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
5215 * parameters.cc (Parameters::set_target): Change parameter type to
5217 (Parameters::default_target): Remove.
5218 (set_parameters_target): Change parameter type to be non-const.
5219 (parameters_force_valid_target): New function.
5220 (parameters_clear_target): New function.
5221 * parameters.h (class Parameters): Update declarations. Remove
5222 default_target method. Add sized_target and clear_target
5223 methods. Change target_ to be non-const.
5224 (set_parameters_target): Update declaration.
5225 (parameters_force_valid_target): Declare.
5226 (parameters_clear_target): Declare.
5227 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
5228 as NULL if we aren't searching.
5229 (Add_symbols::run): Don't check for compatible target.
5230 * fileread.cc (Input_file::open_binary): Call
5231 parameters_force_valid_target.
5232 * gold.cc (queue_middle_tasks): Likewise.
5233 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
5234 set_target on object.
5235 * dynobj.h (class Sized_dynobj): Update declarations.
5236 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
5237 make_elf_object returns NULL.
5238 (Archive::include_member): Don't check whether object target is
5240 * output.cc (Output_section::add_input_section): Get target from
5242 (Output_section::relax_input_section): Likewise.
5243 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
5245 (Sized_relobj::do_scan_relocs): Likewise.
5246 (Sized_relobj::relocate_sections): Likewise.
5247 * resolve.cc (Symbol_table::resolve): Likewise.
5248 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
5249 parameter. Change all callers.
5250 (Symbol_table::add_from_object): Get target from parameters.
5251 (Symbol_table::add_from_relobj): Don't check object target.
5252 (Symbol_table::add_from_dynobj): Likewise.
5253 (Symbol_table::define_special_symbol): Get target from
5255 * symtab.h (class Symbol_table): Update declaration.
5256 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
5257 parameter. Change all callers. Clear parameter target.
5258 (Binary_test): Test target here.
5259 * testsuite/object_unittest.cc (gold_testsuite): Remove
5260 target_test_pointer parameter. Change all callers.
5261 (Object_test): Test target here.
5263 2009-09-26 Ian Lance Taylor <iant@google.com>
5265 * testsuite/initpri1.c: Don't try to use constructor priorities if
5266 compiling with gcc before 4.3.
5268 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
5270 * testsuite/retain_symbols_file_test.sh (check_present): Change
5271 output file name to retain_symbols_file_test.stdout.
5272 (check_absent): Likewise.
5274 2009-09-18 Craig Silverstein <csilvers@google.com>
5276 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
5277 * options.cc: Include <cerrno> and <fstream>.
5278 (General_options::finalize): Parse -retain-symbols-file tag.
5279 * options.h: New flag.
5280 (General_options): New method should_retain_symbol, new
5281 variable symbols_to_retain.
5282 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
5283 should_retain_symbol map.
5284 * testsuite/Makefile.am (retain_symbols_file_test): New test.
5285 * testsuite/Makefile.in: Regenerate.
5286 * testsuite/retain_symbols_file_test.sh: New file.
5288 2009-09-18 Nick Clifton <nickc@redhat.com>
5290 * po/es.po: Updated Spanish translation.
5292 2009-09-17 Doug Kwan <dougkwan@google.com>
5294 * debug.h (DEBUG_RELAXATION): New constant.
5295 (DEBUG_ALL): Add DEBUG_RELAXATION.
5296 (debug_string_to_enum): Add relaxation debug option.
5298 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
5299 Layout::Relaxation_debug_check::read_sections,
5300 Layout::Relaxation_debug_check::read_sections): New method definitions.
5301 (Layout::Layout): Initialize data members
5302 record_output_section_data_from_scrips_,
5303 script_output_section_data_list_ and relaxation_debug_check_.
5304 (Layout::save_segments, Layout::restore_segments,
5305 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5306 Layout::relaxation_loop_body): New method definitions.
5307 (Layout::finalize): Support relaxation. Move section layout code to
5308 Layout::relaxation_loop_body.
5309 (Layout::set_asection_address_from_script): Move code for orphan
5310 section placement out.
5311 (Layout::place_orphan_sections_in_script): New method definition.
5312 * layout.h (Output_segment_headers, Output_file_header):
5313 New forward class declarations.
5314 (Layout::~Layout): Define.
5315 (Layout::new_output_section_data_from_script): New method definition.
5316 (Layout::place_orphan_sections_in_script): New method declaration.
5317 (Layout::Segment_states): New type declaration.
5318 (Layout::save_segments, Layout::restore_segments,
5319 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
5320 Layout::relaxation_loop_body): New method declarations.
5321 (Layout::Output_section_data_list): New type declaration.
5322 (Layout::Relaxation_debug_check): New class definition.
5323 (Layout::record_output_section_data_from_script_,
5324 Layout::script_output_section_data_list_, Layout::segment_states_,
5325 Layout::relaxation_debug_check_): New data members.
5326 * output.cc: (Output_section_headers::do_size): New method definition.
5327 (Output_section_headers::Output_section_headers): Move size
5328 computation to Output_section_headers::do_size.
5329 (Output_segment_headers::do_size): New method definition.
5330 (Output_file_header::Output_file_header): Move size computation to
5331 Output_file_header::do_size and call it.
5332 (Output_file_header::do_size): New method definition.
5333 (Output_data_group::Output_data_group): Adjust call to
5334 Output_section_data.
5335 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
5336 (Output_symtab_xindex::do_write): Add array bound check.
5337 (Output_section::Input_section::print_to_mapfile): Handle
5338 RELAXED_INPUT_SECTION_CODE.
5339 (Output_section::Output_section): Initialize data member checkpoint_.
5340 (Output_section::~Output_section): Delete checkpoint object pointed
5342 (Output_section::add_input_section): Always add an Input_section if
5344 (Output_section::add_merge_input_section): Add assert.
5345 (Output_section::relax_input_section): New method definition.
5346 (Output_section::set_final_data_size): Set load address to zero for
5347 an unallocated section.
5348 (Output_section::do_address_and_file_offset_have_reset_values):
5349 New method definition.
5350 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
5351 Handle relaxed input section.
5352 (Output_section::sort_attached_input_sections): Checkpoint input
5353 section list lazily.
5354 (Output_section::get_input_sections): Change type of input_sections to
5355 list of Simple_input_section pointers. Checkpoint input section list
5356 lazily. Also handle relaxed input sections.
5357 (Output_section::add_input_section_for_script): Take a reference to
5358 a Simple_input_section object instead of Relobj pointer and section
5359 index as parameter. Handle relaxed input sections.
5360 (Output_section::save_states, Output_section::restore_states): New
5362 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
5363 (Output_data::is_data_size_fixed): New method definition.
5364 (Output_data::reset_addresss_and_file_offset): Do not reset data size
5366 (Output_data::address_and_file_offset_have_reset_values): New method
5368 (Output_data::do_address_and_file_offset_have_reset_values): New method
5370 (Output_data::set_data_size): Check that data size is not fixed.
5371 (Output_data::fix_data_size): New method definition.
5372 (Output_data::is_data_size_fixed_): New data member.
5373 (Output_section_headers::set_final_data_size): New method definition.
5374 (Output_section_headers::do_size): New method declaration.
5375 (Output_segment_headers::set_final_data_size): New method definition.
5376 (Output_segment_headers::do_size): New method declaration.
5377 (Output_file_header::set_final_data_size)::New method definition.
5378 (Output_file_header::do_size)::New method declaration.
5379 (Output_section_data::Output_section_data): Add new parameter
5380 is_data_size_fixed and use it to fix data size.
5381 (Output_data_const::Output_data_const): Adjust call to base class
5382 constructor and fix data size.
5383 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
5384 base class constructor and fix data size.
5385 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
5386 base class constructor and fix data size.
5387 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
5388 class constructor and fix data size.
5389 (Output_data_group::set_final_data_size): New method definition.
5390 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
5391 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
5392 class constructor and fix data size.
5393 (Output_relaxed_input_section): New class definition.
5394 (Output_section::Simple_input_section): New class definition.
5395 (Output_section::get_input_sections): Adjust parameter list.
5396 (Output_section::add_input_section_for_script): Same.
5397 (Output_section::save_states, Output_section::restore_states,
5398 Output_section::do_address_and_file_offset_have_reset_values,
5399 (Output_section::Input_section::Input_section): Handle
5400 RELAXED_INPUT_SECTION_CODE. Add new overload for
5401 Output_relaxed_input_section.
5402 (Output_section::Input_section::is_input_section,
5403 Output_section::Input_section::set_output_section): Handle relaxed
5405 (Output_section::Input_section::is_relaxed_input_section,
5406 Output_section::Input_section::output_section_data,
5407 Output_section::Input_section::relaxed_input_section): New method
5409 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
5411 (Output_section::Input_section::u1_): Update comments.
5412 (Output_section::Input_section::u2_): Add new union member poris.
5413 (Output_section::Checkpoint_output_section): New classs definition.
5414 (Output_section::relax_input_section): New method declaration.
5415 (Output_section::checkpoint_): New data member.
5416 (Output_segment): Update comments.
5417 (Output_segment::Output_segment): Un-privatize copy constructor.
5418 (Output_segment::operator=): Un-privatize.
5419 * script-sections.cc (Output_section_element::Input_section_list):
5420 Change element type to Output_section::Simple_input_section.
5421 (Output_section_element_dot_assignment::set_section_addresses):
5422 Register output section data for relaxation clean up.
5423 (Output_data_exression::Output_data_expression): Adjust call to base
5424 constructor to fix data size.
5425 (Output_section_element_data::set_section_addresses): Register
5426 Output_data_expression object for relaxation clean up.
5427 (struct Input_section_info): Replace Relobj pointer and section index
5428 pair with Output_section::Simple_input_section and Convert struct to a
5430 (Input_section_sorter::operator()): Adjust access to
5431 Input_section_info data member to use accessors.
5432 (Output_section_element_input::set_section_addresses): Use layout
5433 parameter. Adjust code to use Output_section::Simple_input_section
5434 and Input_secction_info classes. Register filler for relaxation
5436 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
5437 and section index pair with Output_section::Simple_input_section
5438 class. Adjust code accordingly.
5439 (Phdrs_element::release_segment): New method definition.
5440 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
5442 (Script_sections::release_segments): New method definition.
5443 * gold/script-sections.h (Script_sections::release_segments): New
5445 * gold/target.h (Target::may_relax, Target::relax,
5446 Target::do_may_relax, Target::do_relax): New method definitions.
5448 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5450 * arm.cc (has_signed_unsigned_overflow): New function.
5451 (Arm_relocate_functions::abs8): New function.
5452 (Target_arm::Scan::local): Handle R_ARM_ABS8.
5453 (Target_arm::Scan::global): Likewise.
5454 (Target_arm::relocate::relocate): Likewise.
5455 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5458 2009-09-16 Cary Coutant <ccoutant@google.com>
5460 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
5461 * testsuite/Makefile.in: Regenerate.
5463 2009-09-11 Nick Clifton <nickc@redhat.com>
5465 * po/gold.pot: Updated by the Translation project.
5467 2009-09-08 Cary Coutant <ccoutant@google.com>
5469 * output.cc (Output_file::open): Add execute permission to empty file.
5470 * testsuite/Makefile.am (permission_test): New test.
5471 * testsuite/Makefile.in: Regenerate.
5473 2009-09-02 Ian Lance Taylor <iant@google.com>
5475 * output.cc (Output_file::resize): Call map_no_anonymous rather
5478 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
5480 * gold.cc: Include "incremental.h".
5481 (queue_initial_tasks): Call Incremental_checker methods.
5482 * incremental.cc: Include "output.h".
5483 (Incremental_checker::can_incrementally_link_output_file): New
5485 * incremental.h (Incremental_checker): New class.
5487 * output.cc (Output_file::open_for_modification): New method.
5488 (Output_file::map_anonymous): Changed return type to bool. Record
5490 (Output_file::map_no_anonymous): New method, broken out of map.
5491 (Output_file::map): Use map_no_anonymous and map_anonymous.
5492 * output.h (class Output_file): Update declarations.
5494 2009-08-24 Cary Coutant <ccoutant@google.com>
5496 * options.h (Command_line::Pre_options): New class.
5497 (Command_line::pre_options): New member.
5498 * options.cc (gold::options::ready_to_register): New variable.
5499 (One_option::register_option): Do nothing if not registering options.
5500 Assert if same short option registered twice.
5501 (General_options::General_options): Turn off option registration when
5503 (Command_line::Pre_options::Pre_options): New constructor.
5505 2009-08-24 Cary Coutant <ccoutant@google.com>
5507 * options.h (General_options::no_keep_memory): Remove incorrect
5510 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5512 * Makefile.am (am__skiplex, am__skipyacc): New.
5513 * Makefile.in: Regenerate.
5515 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5517 * Makefile.am (AM_CPPFLAGS): Renamed from ...
5518 (INCLUDES): ... this.
5519 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
5520 (AM_CPPFLAGS): Renamed from ...
5521 (INCLUDE): ... this.
5522 * Makefile.in, testsuite/Makefile.in: Regenerate.
5524 * Makefile.in: Regenerate.
5525 * aclocal.m4: Likewise.
5526 * config.in: Likewise.
5527 * configure: Likewise.
5528 * testsuite/Makefile.in: Likewise.
5530 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5531 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
5532 * Makefile.in: Regenerate.
5533 * testsuite/Makefile.in: Regenerate.
5535 2009-08-19 Cary Coutant <ccoutant@google.com>
5537 * resolve.cc (Symbol_table::resolve): Don't complain about defined
5538 symbols in shared libraries overridden by hidden or internal symbols
5539 in the main program.
5541 2009-08-19 Chris Demetriou <cgd@google.com>
5543 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
5544 checking source file names in error messages.
5546 2009-08-18 Doug Kwan <dougkwan@google.com>
5548 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
5549 an elcpp::Ehdr as parameter. Adjust call to set_target.
5550 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
5551 an elfcpp::Ehdr as parameter.
5552 * object.cc (Object::set_target): Remove the version that looks up
5553 a target and sets it.
5554 (Sized_relobj::setup): Take a Target object instead of
5555 an elfcpp::Ehdr as parameter. Adjust call to set_target.
5556 (make_elf_sized_object): Find target and ask target to
5558 * object.h: (Object::set_target): Remove the version that looks up
5559 a target and sets it.
5560 (Sized_relobj::setup): Take a Target object instead of
5561 an elfcpp:Ehdr as parameter.
5562 * target.cc: Include dynobj.h.
5563 (Target::do_make_elf_object_implementation): New.
5564 (Target::do_make_elf_object): New.
5565 * target.h (Target::make_elf_object): New template declaration.
5566 (Target::do_make_elf_object): New method declarations.
5567 (Target::do_make_elf_object_implementation): New template declaration.
5569 2009-08-14 Ian Lance Taylor <iant@google.com>
5571 * gold.h (FUNCTION_NAME): Define.
5572 (gold_unreachable): Use FUNCTION_NAME.
5574 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5576 * icf.cc (Icf::find_identical_sections): Issue a warning when a
5577 symbol in the --keep-unique list is not found.
5579 2009-08-12 Sriraman Tallam <tmsriram@google.com>
5581 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
5582 been maked as --keep-unique.
5583 (Icf::unfold_section): New function.
5584 * icf.h (Icf::unfold_section): New function.
5585 * options.h (General_options::keep_unique): New option.
5586 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
5587 * testsuite/Makefile.in: Regenerate.
5588 * testsuite/icf_keep_unique_test.sh: New file.
5589 * testsuite/icf_keep_unique_test.cc: New file.
5591 2009-08-12 Cary Coutant <ccoutant@google.com>
5594 * resolve.cc (Symbol_table::resolve): Check for references from
5595 dynamic objects to hidden and internal symbols.
5596 * testsuite/Makefile.am (hidden_test.sh): New test.
5597 * testsuite/Makefile.in: Regenerate.
5598 * testsuite/hidden_test.sh: New script.
5599 * testsuite/hidden_test_1.c: New test source.
5600 * testsuite/hidden_test_main.c: New test source.
5602 2009-08-11 Doug Kwan <dougkwan@google.com>
5604 * arm.cc: Update comments.
5605 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
5606 segment to locate the .ARM.exidx section if present.
5608 2009-08-09 Doug Kwan <dougkwan@google.com>
5610 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
5613 2009-08-07 Sriraman Tallam <tmsriram@google.com>
5614 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
5617 2009-08-06 Sriraman Tallam <tmsriram@google.com>
5619 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
5620 valid tls_segment only for non-debug-section relocations.
5621 * testsuite/Makefile.am: Add gc_tls_test.
5622 * testsuite/Makefile.in: Regenerate.
5623 * testsuite/gc_tls_test.cc: New file.
5624 * testsuite/gc_tls_test.sh: New file.
5626 2009-08-05 Sriraman Tallam <tmsriram@google.com>
5630 * Makefile.am (CCFILES): Add icf.cc.
5632 * Makefile.in: Regenerate.
5633 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
5634 * gc.h (gc_process_relocs): Populate lists used by icf to contain
5635 section, symbol and addend information for the relocs.
5636 * gold.cc (queue_middle_tasks): Call identical code folding.
5637 * gold.h: Add defines for multimap.
5638 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
5639 to the call of finalize_local_symbols.
5640 * main.cc (main): Create object of class Icf.
5641 * object.cc (Sized_relobj::do_layout): Allow this function to be
5642 called twice during icf.
5643 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
5644 to sections marked as identical by icf.
5645 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
5647 (Sized_relobj::do_section_entsize): New function.
5648 * object.h (Object::section_entsize): New function.
5649 (Object::do_section_entsize): New pure virtual function.
5650 (Relobj::finalize_local_symbols): Add new parameter.
5651 (Relobj::do_section_entsize): New function.
5652 * options.h (General_options::icf): New option.
5653 (General_options::icf_iterations): New option.
5654 (General_options::print_icf_sections): New option.
5655 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
5656 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
5657 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
5659 * symtab.cc (Symbol_table::is_section_folded): New function.
5660 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
5661 to sections marked as identical by icf.
5662 * symtab.h (Symbol_table::set_icf): New function.
5663 (Symbol_table::icf): New function.
5664 (Symbol_table::is_section_folded): New function.
5665 (Symbol_table::icf_): New data member.
5666 * target-reloc.h (relocate_section): Ignore sections folded by icf.
5667 * testsuite/Makefile.am: Add commands to build icf_test.
5668 * testsuite/Makefile.in: Regenerate.
5669 * testsuite/icf_test.sh: New file.
5670 * testsuite/icf_test.cc: New file.
5672 2009-07-24 Chris Demetriou <cgd@google.com>
5674 * layout.cc (is_compressible_debug_section): Fix incorrect
5675 comment about compressed section names.
5677 2009-07-20 Ian Lance Taylor <ian@airs.com>
5680 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
5682 2009-07-16 Ian Lance Taylor <iant@google.com>
5685 * layout.h: #include <map>.
5686 (class Kept_section): Change from struct to class. Add accessors
5687 and setters. Add section size to Comdat_group mapping. Change
5688 Comdat_group to std::map. Add is_comdat_ field. Add
5689 linkonce_size field in union.
5690 (class Layout): Update declaration of find_or_add_kept_section.
5691 Don't declare find_kept_object.
5692 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
5693 parameter. Add object, shndx, is_comdat, and is_group_name
5694 parameters. Change all callers. Adjust for new Kept_section.
5695 (Layout::find_kept_object): Remove.
5696 * object.cc (Sized_relobj::include_section_group): Update use of
5697 Kept_section. Rename secnum to shndx. Only record
5698 Kept_comdat_section if sections are the same size.
5699 (Sized_relobj::include_linkonce_section): Update use of
5700 Kept_section. Only record Kept_comdat_section if sections are the
5701 same size. Set size of linkonce section.
5702 (Sized_relobj::map_to_kept_section): Update call to
5703 get_kept_comdat_section.
5704 * object.h (class Sized_relobj): Rename fields in
5705 Kept_comdat_section to drop trailing underscores; change object
5706 field to Relobj*. Change Kept_comdat_section_table to store
5707 struct rather than pointer.
5708 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
5709 Add kept_object and kept_shndx parameters. Change all callers.
5710 (Sized_relobj::get_kept_comdat_section): Change return type to
5711 bool. Add kept_object and kept_shndx parameters. Change all
5713 * plugin.cc (Pluginobj::include_comdat_group): Update call to
5714 Layout::find_or_add_kept_section.
5716 2009-07-09 Ian Lance Taylor <iant@google.com>
5718 * merge.cc (Object_merge_map::initialize_input_to_output_map):
5719 Reserve space in the hash table.
5721 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
5723 * fileread.cc (File_read::get_mtime): New method.
5724 * fileread.h (Timespec): New structure.
5725 (File_read::get_mtime): New method.
5726 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
5727 Renamed from timestamp_nsec.
5728 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
5730 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
5732 (Incremental_inputs::report_archive): Save mtime; style fix.
5733 (Incremental_inputs::report_obejct): Save mtime; style fix.
5734 (Incremental_inputs::report_script): Save mtime; style fix.
5735 (Incremental_inputs::finalize_inputs): Style fix.
5736 (Incremental_inputs::finalize): Style fix.
5737 (Incremental_inputs::create_input_section_data): Store inputs
5739 * incremental.h (Incremental_inputs::report_script): Add mtime
5741 (Incremental_inputs::Input_info::Input_info): Intialize only one
5743 (Incremental_inputs::Input_info::archive): Move to nameless
5745 (Incremental_inputs::Input_info::obejct): Move to nameless union.
5746 (Incremental_inputs::Input_info::script): Move to nameless union.
5747 (Incremental_inputs::mtime): New field.
5748 * script.cc (read_input_script): Pass file mtime to
5750 * script.h (Script_info::inputs): Style fix.
5752 2009-07-01 Ian Lance Taylor <ian@airs.com>
5754 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
5757 2009-06-24 Ian Lance Taylor <iant@google.com>
5760 * layout.cc (Layout::choose_output_section): If we find an
5761 existing section, update the flags.
5762 (Layout::create_notes): New function, broken out of
5764 (Layout::finalize): Don't create note sections.
5765 (Layout::create_note): Don't crash if linker script discards
5767 (Layout::create_gold_note): Likewise.
5768 (Layout::create_build_id): Likewise. Don't set
5769 after_input_sections on the section.
5770 (Layout::create_executable_stack_info): Remove target parameter.
5772 * layout.h (class Layout): Declare create_notes. Update
5773 declaration of create_executable_stack_info.
5774 * gold.cc (queue_middle_tasks): Call create_notes.
5775 * output.cc (Output_section::update_flags_for_input_section): Move
5776 here from output.h. If SHF_ALLOC flag is newly set, mark address
5778 * output.h (Output_data::mark_address_invalid): New function.
5779 (class Output_section): Only declare, not define,
5780 update_flags_for_input_section. Remove set_flags.
5782 2009-06-24 Ian Lance Taylor <iant@google.com>
5784 * script-sections.cc (Output_section_definition::
5785 set_section_addresses): Rename shadowing local load_address to
5788 2009-06-24 Ian Lance Taylor <iant@google.com>
5791 * reloc.cc (relocate_sections): Skip empty relocation sections.
5793 2009-06-23 Ian Lance Taylor <iant@google.com>
5796 * layout.cc (Layout::create_note): Use choose_output_section
5797 rather than make_output_section.
5799 2009-06-23 Ian Lance Taylor <iant@google.com>
5802 * options.cc (General_options::parse_V): Set printed_version_.
5803 (General_options::General_options): Initialize printed_version_.
5804 * options.h (class General_options): Add printed_version_ field.
5805 * gold.cc (queue_initial_tasks): If there are no input files,
5806 don't give a fatal error if we printed the version information.
5807 (queue_middle_tasks): If using -r with a shared object, give a
5808 fatal error rather than an ordinary error.
5810 2009-06-23 Ian Lance Taylor <iant@google.com>
5813 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
5814 (Layout::make_output_section): Set have_stabstr_section_ if we see
5815 a .stab*str section.
5816 (Layout::finalize): Call link_stabs_sections.
5817 (Layout::link_stabs_sections): New file.
5818 * layout.h (class Layout): Add have_stabstr_section_ field.
5819 Declare link_stabs_sections.
5821 2009-06-23 Doug Kwan <dougkwan@google.com>
5823 * Makefile.am (libgold_a_LIBADD): New.
5824 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
5825 * Makefile.in: Regenerate.
5826 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
5827 * configure: Regenerate.
5828 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
5829 * fileread.cc: Include sys/state.h
5830 * gold.h: Declare memmem and strndup if found missing.
5831 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
5833 2009-06-23 Ian Lance Taylor <iant@google.com>
5835 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
5836 * configure: Rebuild.
5838 2009-06-23 Ian Lance Taylor <iant@google.com>
5841 * object.cc (Object::section_contents): Don't try to get a view if
5842 the section has length zero.
5843 (Object::handle_gnu_warning_section): If the section is empty, use
5844 the name of the section as the warning.
5846 2009-06-23 Ian Lance Taylor <iant@google.com>
5849 * stringpool.h (class Stringpool_template): Add optimize_ field.
5850 (Stringpool_template::set_optimize): New function.
5851 * stringpool.cc (Stringpool_template::Stringpool_template):
5852 Initialize optimize_ field.
5853 (Stringpool_template::set_string_offsets): Test local optimize
5854 fild rather than parameter.
5855 * layout.cc (Layout::Layout): Call set_optimize on the section
5858 2009-06-22 Ian Lance Taylor <iant@google.com>
5861 * yyscript.y: Parse TARGET.
5862 * script.cc (script_set_target): New function.
5863 * script-c.h (script_set_target): Declare.
5864 * options.cc (General_options::string_to_object_format): Rename
5865 from string_to_object_format in anonymous namespace. Change
5867 * options.h (class General_options): Declare
5868 string_to_object_format.
5870 2009-06-22 Ian Lance Taylor <iant@google.com>
5872 * script-sections.cc (Script_sections::create_segments): Don't put
5873 program headers in a PT_LOAD segment if -n or -N.
5875 2009-06-22 Ian Lance Taylor <iant@google.com>
5878 * options.h (class General_options): Add -z lazy and -z now. Sort
5879 -z options into alphabetical order.
5880 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
5882 2009-06-21 Ian Lance Taylor <iant@google.com>
5884 * layout.cc (Layout::make_output_section): Call
5885 Target::new_output_section.
5886 (Layout::attach_allocated_section_to_segment): Put large section
5887 sections in a separate load segment with the large segment flag
5889 (Layout::segment_precedes): Sort large data segments after other
5891 (align_file_offset): New static function.
5892 (Layout::set_segment_offsets): Use align_file_offset.
5893 * output.h (class Output_section): Add is_small_section_ and
5894 is_large_section_ fields.
5895 (Output_section::is_small_section): New function.
5896 (Output_section::set_is_small_section): New function.
5897 (Output_section::is_large_section): New function.
5898 (Output_section::set_is_large_section): New function.
5899 (Output_section::is_large_data_section): New function.
5900 (class Output_segment): Add is_large_data_segment_ field.
5901 (Output_segment::is_large_data_segment): New function.
5902 (Output_segment::set_is_large_data_segment): New function.
5903 * output.cc (Output_section::Output_section): Initialize new
5905 (Output_segment::Output_segment): Likewise.
5906 (Output_segment::add_output_section): Add assertion that large
5907 data sections always go in large data segments. Force small data
5908 sections to the end of the list of data sections. Force small BSS
5909 sections to the start of the list of BSS sections. For large BSS
5910 sections to the end of the list of BSS sections.
5911 * symtab.h (class Symbol): Declare is_common_shndx.
5912 (Symbol::is_defined): Check Symbol::is_common_shndx.
5913 (Symbol::is_common): Likewise.
5914 (class Symbol_table): Define enum Commons_section_type. Update
5915 declarations. Add small_commons_ and large_commons_ fields.
5916 * symtab.cc (Symbol::is_common_shndx): New function.
5917 (Symbol_table::Symbol_table): Initialize new fields.
5918 (Symbol_table::add_from_object): Put small and large common
5919 symbols in the right list.
5920 (Symbol_table::sized_finalized_symbol): Check
5921 Symbol::is_common_shndx.
5922 (Symbol_table::sized_write_globals): Likewise.
5923 * common.cc (Symbol_table::do_allocate_commons): Allocate new
5924 common symbol lists. Don't call do_allocate_commons_list if the
5926 (Symbol_table::do_allocate_commons_list): Remove is_tls
5927 parameter. Add comons_section_type parameter. Change all
5928 callers. Handle small and large common symbols.
5929 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
5930 Symbol::is_common_shndx.
5931 * resolve.cc (symbol_to_bits): Likewise.
5932 * target.h (Target::small_common_shndx): New function.
5933 (Target::small_common_section_flags): New function.
5934 (Target::large_common_shndx): New function.
5935 (Target::large_common_section_flags): New function.
5936 (Target::new_output_section): New function.
5937 (Target::Target_info): Add small_common_shndx, large_common_shndx,
5938 small_common_section_flags, and large_common_section_flags
5940 (Target::do_new_output_section): New virtual function.
5941 * arm.cc (Target_arm::arm_info): Initialize new fields.
5942 * i386.cc (Target_i386::i386_info): Likewise.
5943 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
5945 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
5946 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5947 (Target_x86_64::do_new_output_section): New function.
5948 * configure.ac: Define conditional MCMODEL_MEDIUM.
5949 * testsuite/Makefile.am (check_PROGRAMS): Add large.
5950 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
5951 (large_LDFLAGS): Define.
5952 * testsuite/large.c: New file.
5953 * testsuite/testfile.cc (Target_test::test_target_info):
5954 Initialize new fields.
5955 * configure, testsuite/Makefile.in: Rebuild.
5957 2009-06-05 Doug Kwan <dougkwan@google.com>
5959 * Makefile.am (CCFILES): Add target.cc.
5960 * Makefile.in: Regenerate.
5961 * i386.cc (class Target_i386): Define new virtual method to
5962 override do_is_local_label_name in parent.
5963 * object.cc (Sized_relobj::do_count_local_symbols): Discard
5964 local symbols if --discard-locals or -X is given.
5965 * options.h (class General_options): Declare new options
5966 '--discard-locals' and '-X' for discarding locals.
5967 * target.h (class Target): Define new methods is_local_label_name.
5968 Declare new virtual method do_is_local_label_name.
5969 * target.cc: New file.
5970 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
5971 (check_SCRIPTS): Add discard_locals_test.sh.
5972 (check_DATA): Add discard_local_tests.syms.
5973 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
5974 (discard_local_tests.syms, discard_locals_test.o): New make rules.
5975 * testsuite/Makefile.in: Regenerate.
5976 * testsuite/discard_locals_test.c: New file.
5977 * testsuite/discard_locals_test.sh: Same.
5979 2009-06-05 Doug Kwan <dougkwan@google.com>
5981 * object.cc (Sized_relobj::Sized_relobj): Initialize
5982 discarded_eh_frame_shndx_ to -1U.
5983 (Sized_relobj::do_layout): Record index of a discard .eh_frame
5985 (Sized_relobj::do_count_local_symbols): Skip local symbols in
5986 a discarded .eh_frame section.
5987 (Sized_relobj::do_finalize_local_symbols): Ditto.
5988 * object.h (class Sized_relobj): Declare new member
5989 discarded_eh_frame_shndx_.
5990 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
5991 (local_labels_test.o, local_labels_test): New rules.
5992 * testsuite/Makefile.in: Regenerate.
5994 2009-06-04 Doug Kwan <dougkwan@google.com>
5996 * layout.cc (Layout::section_name_mapping): Add mapping for
5997 special ARM sections.
5999 2009-06-03 Doug Kwan <dougkwan@google.com>
6001 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
6002 (utils::has_overflow): Same.
6004 2009-06-03 Ian Lance Taylor <iant@google.com>
6006 * layout.cc (Layout::section_name_mapping): New array, replacing
6007 Layout::linkonce_mapping.
6008 (Layout::section_name_mapping_count): New variable, replacing
6009 Layout::linkonce_mapping_count.
6010 (Layout::linkonce_output_name): Remove.
6011 (Layout::output_section_name): Rewrite.
6012 * layout.h (class Layout): Rename Linkonce_mapping to
6013 Section_name_mapping, linkonce_mapping to section_name_mapping,
6014 linkonce_mapping_count to section_name_mapping_count. Don't
6015 declare linkonce_output_name.
6017 2009-06-03 Doug Kwan <dougkwan@google.com>
6019 * gold/arm.cc (namespace utils): New.
6020 (Target_arm::reloc_is_non_pic): Define new method.
6021 (class Arm_relocate_functions): New.
6022 (Target_arm::Relocate::relocate): Handle relocation types used by
6025 2009-06-03 Ian Lance Taylor <iant@google.com>
6027 * arm.cc (Target_arm::scan::global): Use || instead of |.
6029 2009-06-02 Doug Kwan <dougkwan@google.com>
6031 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
6032 issued_non_pic_error_.
6033 (class Target_arm::Scan): Declare new method check_non_pic.
6034 Define new method symbol_needs_plt_entry.
6035 Declare new data member issued_non_pic_error_.
6036 (class Target_arm::Relocate): Declare new method
6037 should_apply_static_reloc.
6038 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
6039 (Target_arm::Scan::check_non_pic): Define new method.
6040 (Target_arm::Scan::local): Handle a small subset of reloc types used
6042 (Target_arm::Scan::local): Same.
6043 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
6045 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
6047 * incremental.cc (Incremental_inputs::report_command_line): Filter
6048 out --incremental-* options.
6050 2009-05-29 Doug Kwan <dougkwan@google.com>
6052 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
6054 (class Target_arm): Update comment.
6055 (Target_arm::Target_arm): Initialize new data members GOT_,
6056 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
6057 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
6058 and Target_arm::rel_dyn_section.
6059 Declare new_enum Target_arm::Got_type.
6060 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
6062 Update commments for member do_dynsym_value.
6063 (Target_arm::got_size, Target_arm::plt_section,
6064 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
6065 new methods inside class defintion.
6066 (Target_arm::got_section): Define new method.
6067 (Target_arm::rel_dyn_section): Same.
6068 (Output_data_plt_arm): New template class.
6069 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
6070 (Output_data_plt_arm:do_adjust_output_section): Define new method.
6071 (Output_data_plt_arm::add_entry): Same.
6072 (Output_data_plt_arm::first_plt_entry): Define new
6073 static data member for PLT instruction template.
6074 (Output_data_plt_arm::plt_entry): Same.
6075 (Output_data_plt_arm::do_write): Define new method.
6076 (Target_arm::make_plt_entry): Same.
6077 (Target_arm::do_finalize_sections): Same.
6078 (Target_arm::do_dynsym_value): Same.
6080 2009-05-28 Doug Kwan <dougkwan@google.com>
6082 * Makefile.am (TARGETSOURCES): Add arm.cc.
6083 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
6084 * Makefile.in: Regenerate.
6086 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
6088 2009-05-26 Doug Kwan <dougkwan@google.com>
6090 * options.cc (General_options::parse_exclude_libs). Fix a comment.
6091 (General_options::check_excluded_libs): Strip off directories in
6092 archive name before matching like GNU ld does.
6093 * testsuite/Makefile.am (MOSTLYCLEANFILES,
6094 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
6095 (exclude_libs_test_LDFLAGS): Add linker option
6096 -Wl,--exclude-libs,libexclude_libs_test_3
6097 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
6098 an explicit archive without using -l.
6099 (alt/libexclude_libs_test_3.a): New make rule.
6100 * testsuite/Makefile.in: Regenerate.
6101 * testsuite/exclude_libs_test.c : Declare lib3_default().
6103 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
6104 * exclude_libs_test_3.c: New file.
6106 2009-05-26 Nick Clifton <nickc@redhat.com>
6108 * po/id.po: New Indonesian translation.
6109 * po/gold.pot: Updated template file.
6111 2009-05-22 Sriraman Tallam <tmsriram@google.com>
6113 * testsuite/Makefile.am: Add -ffunction-sections to compile
6114 gc_comdat_test files. Add -Wl,--gc-sections to build
6116 * testsuite/Makefile.in: Regenerate.
6117 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
6119 2009-05-21 Sriraman Tallam <tmsriram@google.com>
6121 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
6122 kept comdat section was garbage collected.
6123 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
6124 * testsuite/Makefile.in: Regenerate.
6125 * testsuite/gc_comdat_test.sh: New file.
6126 * testsuite/gc_comdat_test_1.cc: New file.
6127 * testsuite/gc_comdat_test_2.cc: New file.
6129 2009-05-19 Doug Kwan <dougkwan@google.com>
6131 * archive.cc (Archive::Archive): Move constructor from archive.h
6132 to here. Initialize no_export_.
6133 (Archive::get_elf_object_for_member): Set no_export flag of object.
6134 * archive.h (Archive::Archive): Move constructor body to
6136 (Archive::no_export): New method.
6137 (Archive::no_export_): New field.
6138 * object.h (Object::Object): Initialize no_export_ to false.
6139 (Object::no_export, Object::set_no_export): New methods.
6140 (Object::no_export_): New field.
6141 * options.cc (General_options::parse_exclude_libs): New method.
6142 (General_options::check_excluded_libs) Same.
6143 * options.h (exclude_libs): New option.
6144 (General_options::check_excluded_libs): New method declaration.
6145 (General_options::excluded_libs_): New field.
6146 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
6147 default or protected visibility if an object has no-export flag set.
6148 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
6149 (check_SCRIPTS): Add exclude_libs_test.sh.
6150 (check_DATA): Add exclude_libs_test.syms.
6151 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
6152 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
6153 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
6154 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
6155 (exclude_libs_test.syms, libexclude_libs_test_1.a,
6156 libexclude_libs_test_2.a): New rules.
6157 * testsuite/Makefile.in: Regenerate.
6158 * testsuite/exclude_libs_test.c: New file.
6159 * testsuite/exclude_libs_test.sh: Ditto.
6160 * testsuite/exclude_libs_test_1.c: Ditto.
6161 * testsuite/exclude_libs_test_2.c: Ditto.
6163 2009-05-15 Ian Lance Taylor <iant@google.com>
6165 * configure.ac: Check for declarations for cases where libiberty.h
6166 checks HAVE_DECL_xxx.
6167 * configure, config.in: Rebuild.
6169 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
6171 * gold.h (Incremental_argument_list): Remove (invalid) forward
6173 * incremental.cc (Incremental_inputs::report_achive): New method.
6174 (Incremental_inputs::report_object): New method.
6175 (Incremental_inputs::report_script): New method.
6176 (Incremental_inputs::finalize_inputs): New method.
6177 (Incremental_inputs::finalize): Call finalize_inputs().
6178 (Incremental_inputs::sized_create_incremental_inputs_section_data):
6179 Create inputs entries.
6180 * incremental.h (Incremental_input_type): New enum.
6181 (Incremental_inputs::Incremental_input): Initialize new fields.
6182 (Incremental_inputs::report_inputs): New method.
6183 (Incremental_inputs::report_achive): New method.
6184 (Incremental_inputs::report_object): New method.
6185 (Incremental_inputs::report_script): New method.
6186 (Incremental_inputs::finalize_inputs): New method.
6187 (Incremental_inputs::Input_info): New struct.
6188 (Incremental_inputs::Input_info_map): New typedef.
6189 (Incremental_inputs::lock_): New field.
6190 (Incremental_inputs::Inputs_): New field.
6191 (Incremental_inputs::Inputs_map): New field.
6192 * main.cc (main): Call Incremental_input::report_inputs.
6193 * options.h (Input_argument_list): Typedef moved from
6195 (Input_file_group::Files): Remove, use ::Input_argument_list.
6196 (Input_file_group::Input_argument_list): Remove, use
6197 ::Input_argument_list.
6198 * plugin.cc (Plugin_manager::add_input_file): Add error in
6200 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
6202 * script.cc (read_input_script): Call
6203 Incremental_input::report_script.
6204 * script.h (Script_info): New class.
6206 2009-04-27 Ian Lance Taylor <iant@google.com>
6208 * x86_64.cc (do_adjust_output_section): Set entsize to
6211 2009-04-23 Elliott Hughes <enh@google.com>
6213 * output.cc (Output_file::close): After short writes, continue
6214 writing from the correct offset in the buffer being written.
6216 2009-04-23 Chris Demetriou <cgd@google.com>
6218 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
6219 * configure: Regenerate.
6220 * config.in: Regenerate.
6221 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
6222 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
6224 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
6226 * incremental.cc (Incremental_inputs_header_data): Renamed from
6227 Incremental_input_header_data.
6228 (Incremental_inputs_header_data::data_size): New field.
6229 (Incremental_inputs_header_data::put_input_file_count): Renamed
6230 from input_file_count.
6231 (Incremental_inputs_header_data::put_command_line_offset): Renamed
6232 from command_line_offset.
6233 (Incremental_inputs_header_data::put_reserved): Renamed from
6235 (Incremental_inputs_entry_data): Renamed from
6236 Incremental_input_entry_data.
6237 (Incremental_inputs_entry_data::data_size): New field.
6238 (Incremental_inputs::report_command_line): New method.
6239 (Incremental_inputs::finalize): New method.
6240 (Incremental_inputs::create_incremental_inputs_data): New method.
6241 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
6242 * incremental.h: New file.
6243 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
6244 (Layout::finalize): Create incremental inputs section in
6246 (Layout::create_incremental_info_sections): New method.
6247 * layout.h (Layout::incremental_inputs): New method.
6248 (Layout::create_incremental_info_sections): New method.
6249 (Layout::incremental_inputs_): New field.
6250 * main.cc (main): Notify Incremental_input of the command line.
6252 2009-04-01 Ian Lance Taylor <iant@google.com>
6253 Mikolaj Zalewski <mikolajz@google.com>
6255 * gold.h (reserve_unordered_map): Define, three versions, one for
6256 each version of Unordered_map.
6257 * layout.cc (Layout::Layout): Remove options parameter. Add
6258 number_of_input_files parameter. Don't initialize options_.
6259 Initialize number_of_input_files_ and resized_signatures_. Move
6260 sections_are_attached_.
6261 (Layout::layout_group): Reserve space for group_signatures_.
6262 (Layout::find_or_add_kept_section): Change name parameter to be a
6263 reference. Resize signatures_ map when it gets large enough.
6264 (Layout::layout_eh_frame): Use parameters->options() instead of
6266 (Layout::make_output_section): Likewise.
6267 (Layout::attach_allocated_section_to_segment): Likewise.
6268 (Layout::finalize, Layout::create_executable_stack): Likewise.
6269 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
6270 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
6271 * layout.h (class Layout): Update declarations. Remove options_
6272 field. Add number_of_input_files_ and resized_signatures_
6273 fields. Move sections_are_attached_ field.
6274 * main.cc (main): Pass number of input files to Layout
6275 constructor. Don't pass options.
6277 2009-03-30 Ian Lance Taylor <iant@google.com>
6279 * ffsll.c (ffsll): Correct implementation.
6281 2009-03-27 Ian Lance Taylor <iant@google.com>
6283 * ffsll.c: New file.
6284 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
6285 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
6286 * ftruncate.c (ftruncate): Declare before definition.
6287 * mremap.c (mremap): Likewise.
6288 * pread.c (pread): Likewise.
6289 * configure, Makefile.in, config.in: Rebuild.
6291 * mremap.c: New file.
6292 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
6293 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
6294 (mremap): Declare if HAVE_MREMAP is not defined.
6295 * configure, Makefile.in, config.in: Rebuild.
6297 2009-03-27 Cary Coutant <ccoutant@google.com>
6299 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
6300 position independent.
6301 * sparc.cc (Target_sparc::check_non_pic): Likewise.
6302 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
6304 2009-03-24 Cary Coutant <ccoutant@google.com>
6306 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
6308 (needs_dynamic_reloc): Likewise.
6310 2009-03-24 Ian Lance Taylor <iant@google.com>
6312 * yyscript.y (file_cmd): Recognize EXTERN.
6313 (extern_name_list, extern_name_list_body): New nonterminals.
6314 * script.cc (script_add_extern): Define.
6315 * script-c.h (script_add_extern): Declare.
6317 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
6319 * object.cc (is_elf_object): Define.
6320 * object.h (is_elf_object): Declare.
6321 * archive.cc (Archive::get_elf_object_for_member): Call
6323 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
6325 2009-03-24 Elliott Hughes <enh@google.com>
6327 * output.cc (Output_file::map_anonymous): Define.
6328 (Output_file::map): Use map_anonymous. If the regular mmap fails,
6329 try an anonymous one. Report the size if the mmap fails.
6330 * output.h (class Output_file): Declare map_anonymous.
6332 2009-03-24 Ian Lance Taylor <iant@google.com>
6334 * target-select.cc (instantiate_target): Don't acquire the lock if
6335 the instantiated_target_ field has already been set.
6337 2009-03-23 Ian Lance Taylor <iant@google.com>
6339 * gold-threads.h (class Initialize_lock): Define.
6340 * gold-threads.cc (class Initialize_lock_once): Define.
6341 (initialize_lock_control): New static variable.
6342 (initialize_lock_pointer): New static variable.
6343 (initialize_lock_once): New static function.
6344 (Initialize_lock::Initialize_lock): Define.
6345 (Initialize_lock::initialize): Define.
6346 * target-select.h: Include "gold-threads.h".
6347 (class Target_selector): Add lock_ and initialize_lock_ fields.
6348 Don't define instantiate_target, just declare it.
6349 * target-select.cc (Target_selector::Target_selector): Initialize
6351 (Target_selector::instantiate_target): Define.
6352 * descriptors.h: Include "gold-threads.h".
6353 (class Descriptors): Add initialize_lock_ field.
6354 * descriptors.cc (Descriptors::Descriptors): Initialize new
6356 (Descriptors::open): Use initialize_lock_ field
6357 * errors.h (class Errors): Add initialize_lock_ field.
6358 * errors.cc (Errors::Errors): Initialize new field.
6359 (Errors::initialize_lock): Use initialize_lock_ field.
6360 * powerpc.cc (class Target_selector_powerpc): Remove
6361 instantiated_target_ field. In do_recognize call
6362 instantiate_target rather than do_instantiate_target. In
6363 do_instantiate_target just allocate a new target.
6364 * sparc.cc (class Target_selector_sparc): Likewise.
6366 * freebsd.h: New file.
6367 * i386.cc: Include "freebsd.h".
6368 (Target_i386): Derive from Target_freebsd rather than
6370 (Target_selector_i386): Derive from Target_selector_freebsd rather
6371 than Target_selector.
6372 * x86_64.cc: Include "freebsd.h".
6373 (Target_x86_64): Derive from Target_freebsd rather than
6375 (Target_selector_x86_64): Derive from Target_selector_freebsd
6376 rather than Target_selector.
6377 * target.h (class Target): Add adjust_elf_header and
6378 do_adjust_elf_header.
6379 * output.cc (Output_file_header:: do_sized_write): Call target
6380 adjust_elf_header routine.
6381 * configure.tgt: Set targ_osabi.
6382 * configure.ac: Define GOLD_DEFAULT_OSABI.
6383 * parameters.cc (Parameters::default_target): Pass
6384 GOLD_DEFAULT_OSABI to select_target.
6385 * target-select.h (class Target_selector): Make instantiate_target
6386 protected rather than private.
6387 * Makefile.am (HFILES): Add freebsd.h.
6388 * configure, Makefile.in, config.in: Rebuild.
6390 * merge.cc (do_add_input_section): Correct pend value. Change
6391 message about last entry not being null terminated from error to
6394 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
6396 * incremental.cc: New file.
6397 * Makefile.am (CCFILES): Add incremental.cc.
6398 * Makefile.in: Rebuild.
6400 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
6402 * layout.cc (Layout::output_section_name): Preserve names
6403 of '.note.' sections.
6405 2009-03-19 Ian Lance Taylor <iant@google.com>
6407 * descriptors.cc (Descriptors::open): Check that the options are
6408 valid before using them.
6410 2009-03-18 Ian Lance Taylor <iant@google.com>
6412 * script-sections.h: Include <list>.
6413 (class Script_sections): Change Sections_elements from std::vector
6414 to std::list. Typedef public Elements_iterator. Add
6415 orphan_section_placement_, data_segment_align_start_, and
6416 saw_data_segment_align_ fields. Remove data_segment_align_index_
6418 * script-sections.cc (class Orphan_section_placement): New class.
6419 (class Sections_element): Add virtual functions is_relro and
6420 orphan_section_init. Remove virtual function place_orphan_here.
6421 (class Output_section_definition): Add is_relro and
6422 orphan_section_init. Remove place_orphan_here.
6423 (class Orphan_output_section): Likewise.
6424 (Script_sections::Script_sections): Update for field changes.
6425 (Script_sections::data_segment_align): Set saw_data_segment_align_
6426 and data_segment_align_start_, not data_segment_align_index.
6427 (Script_sections::data_segment_relro_end): Check
6428 saw_data_segment_align_. Use data_segment_align_start_ rather
6429 than data_segment_align_index_.
6430 (Script_sections::place_orphan): Rewrite to use
6431 Orphan_section_placement.
6433 2009-03-17 Ian Lance Taylor <iant@google.com>
6435 * archive.cc (Archive::add_symbols): Check for a version attached
6436 to the symbol name in the archive map.
6437 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
6438 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
6439 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
6440 (ver_test_11.a): New target.
6441 * testsuite/Makefile.in: Rebuild.
6443 * configure.ac: Check for chsize and posix_fallocate. Replace
6445 * ftruncate.c: New file, from gnulib.
6446 * output.cc (posix_fallocate): Define dummy version if not
6447 HAVE_POSIX_FALLOCATE.
6448 (Output_file::map): Call posix_fallocate rather than lseek and
6450 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
6451 * configure, Makefile.in, config.in: Rebuild.
6453 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
6455 * layout.h (Layout::create_note): Add section_name parameter.
6456 * layout.cc (Layout::create_note): Likewise.
6457 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
6459 2009-03-17 Ian Lance Taylor <iant@google.com>
6461 * descriptors.cc: Include "options.h".
6462 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
6463 (Descriptors::open): Always use O_CLOEXEC when opening a new
6464 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
6465 then set FD_CLOEXEC.
6467 * sparc.cc (class Target_sparc): Add has_got_section.
6468 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
6469 make sure we have a GOT section.
6471 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
6472 (Target_sparc::Scan::local): Likewise.
6473 (Target_sparc::Scan::global): Likewise.
6474 (Target_sparc::Relocate::relocate): Likewise.
6475 (Target_sparc::Relocate::relocate_tls): Likewise.
6477 * symtab.cc (Symbol_table::define_default_version): New function,
6478 broken out of add_from_object.
6479 (Symbol_table::add_from_object): Call define_default_version.
6480 (Symbol_table::define_special_symbol): Add resolve_oldsym
6481 parameter. Change all callers. If the version for a symbol comes
6482 from a version script, resolve it with the symbol with the same
6483 name with no version. Also add the symbol without a version if
6485 (do_define_in_output_data): If resolving with oldsym, don't delete
6487 (do_define_in_output_segment): Likewise.
6488 (do_define_as_constant): Likewise.
6489 * symtab.h (class Symbol_table): Update declarations.
6491 2009-03-13 Ian Lance Taylor <iant@google.com>
6493 * readsyms.cc (Read_symbols::incompatible_warning): New function.
6494 (Read_symbols::requeue): New function.
6495 (Read_symbols::do_read_symbols): If make_elf_object fails because
6496 the target type is not configured, and the file was searched for,
6497 issue a warning and retry with the next directory.
6498 (Add_symbols::run): If the file has an incompatible format, and
6499 it was searched for, requeue the Read_symbols task. On error,
6501 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
6502 dirindex parameter to constructor. Change all callers. Declare
6503 incompatible_warning and requeue.
6504 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
6505 input_argument_ and input_group_ fields. Add them to
6506 constructor. Change all callers.
6507 (class Read_script): Add dirindex_ field. Add it to constructor.
6509 * archive.cc (Archive::setup): Remove input_objects parameter.
6511 (Archive::get_file_and_offset): Likewise.
6512 (Archive::read_all_symbols): Likewise.
6513 (Archive::read_symbols): Likewise.
6514 (Archive::get_elf_object_for_member): Remove input_objects
6515 parameter. Add punconfigured parameter. Change all callers.
6516 (Archive::add_symbols): Change return type to bool. Check return
6517 value of include_member.
6518 (Archive::include_all_members): Likewise.
6519 (Archive::include_member): Change return type to bool. Return
6520 false if first included object has incompatible target. Set
6521 included_member_ field.
6522 (Add_archive_symbols::run): If add_symbols returns false, requeue
6524 * archive.h (class Archive): Add included_member_ field.
6525 Initialize it in constructor. Add input_file and searched_for
6526 methods. Update declarations.
6527 (class Add_archive_symbols): Add dirpath_, dirindex_, and
6528 input_argument_ fields. Add them to constructor. Change all
6530 * script.cc: Include "target-select.h".
6531 (class Parser_closure): Add skip_on_incompatible_target_ and
6532 found_incompatible_target_ fields. Add
6533 skip_on_incompatible_target parameter to constructor. Change all
6534 callers. Add methods skip_on_incompatible_target,
6535 clear_skip_on_incompatible_target, found_incompatible_target, and
6536 set_found_incompatible_target.
6537 (read_input_script): Add dirindex parameter. Change all callers.
6538 If parser finds an incompatible target, requeue Read_symbols
6540 (script_set_symbol): Clear skip_on_incompatible_target in
6542 (script_add_assertion, script_parse_option): Likewise.
6543 (script_start_sections, script_add_phdr): Likewise.
6544 (script_check_output_format): New function.
6545 * script.h (read_input_script): Update declaration.
6546 * script-c.h (script_check_output_format): Declare.
6547 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
6548 (ignore_cmd): Remove OUTPUT_FORMAT.
6549 * fileread.cc (Input_file::Input_file): Add explicit this.
6550 (Input_file::will_search_for): New function.
6551 (Input_file::open): Add pindex parameter. Change all callers.
6552 * fileread.h (class Input_file): Add input_file_argument method.
6553 Declare will_search_for. Update declarations.
6554 * object.cc (make_elf_object): Add punconfigured parameter.
6556 * object.h (class Object): Make input_file public. Add
6557 searched_for method.
6558 (make_elf_object): Update declaration.
6559 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
6561 * dirsearch.h (class Dirsearch): Update declaration.
6562 * options.h (class General_options): Add --warn-search-mismatch.
6563 * parameters.cc (Parameters::is_compatible_target): New function.
6564 * parameters.h (class Parameters): Declare is_compatible_target.
6565 * workqueue.cc (Workqueue::add_blocker): New function.
6566 * workqueue.h (class Workqueue): Declare add_blocker.
6568 * fileread.cc (Input_file::open): Remove options parameter.
6570 (Input_file::open_binary): Likewise.
6571 * script.cc (read_input_script): Likewise.
6572 * readsyms.h (class Read_symbols): Remove options_ field. Remove
6573 options parameter from constructor. Change all callers.
6574 (class Read_script): Likewise.
6575 * fileread.h (class Input_file): Update declarations.
6576 * script.h (read_input_script): Update declaration.
6578 2009-03-10 Nick Clifton <nickc@redhat.com>
6580 * po/es.po: New Spanish translation.
6582 2009-03-06 Cary Coutant <ccoutant@google.com>
6584 * options.cc (parse_short_option): Keep dash_z from registering itself.
6586 2009-03-03 Ian Lance Taylor <iant@google.com>
6589 * target-reloc.h (relocate_section): Pass output_section to
6591 * i386.cc (Target_i386::should_apply_static_reloc): Add
6592 output_section parameter. Change all callers.
6593 (Target_i386::Relocate::relocate): Add output_section parameter.
6594 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6595 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
6596 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
6597 * testsuite/two_file_shared.sh: New script.
6598 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
6599 (check_DATA): Add two_file_shared.dbg.
6600 (two_file_shared.dbg): New target.
6601 * testsuite/Makefile.in: Rebuild.
6603 2009-03-01 Ian Lance Taylor <iant@google.com>
6605 * configure.ac: Check for byteswap.h.
6606 * configure: Rebuild.
6607 * config.in: Rebuild.
6609 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
6611 * layout.cc (Layout::find_or_add_kept_section): New function.
6612 (Layout::add_comdat): Removed.
6613 * layout.h (struct Kept_section): Move out of class Layout.
6614 Remove trailing underscores from field names. Add group_sections
6615 field. Rename group_ field to is_group. Change all uses.
6616 (class Layout): Declare find_or_add_kept_section, not add_comdat.
6617 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
6618 comdat_groups_ field.
6619 (Sized_relobj::include_section_group): Use
6620 find_or_add_kept_section and Kept_section::group_sections.
6621 (Sized_relobj::include_linkonce_section): Likewise.
6622 * object.cc (class Sized_relobj): Don't define Comdat_group or
6623 Comdat_group_table. Remove find_comdat_group and
6624 add_comdat_group. Remove comdat_groups_ field.
6625 * plugin.cc (include_comdat_group): Use
6626 Layout::find_or_add_kept_section.
6628 2009-02-28 Ian Lance Taylor <iant@google.com>
6630 * README: --gc-sections and map files are now supported. Document
6631 some build requirements.
6634 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
6635 relocatable link set the value of the section symbol to zero.
6636 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
6637 relocatable link don't include the section address in the local
6640 2009-02-27 Ian Lance Taylor <iant@google.com>
6643 * options.h (class Search_directory): Add is_system_directory.
6644 (class General_options): Declare is_in_system_directory.
6645 * options.cc (get_relative_sysroot): Make static.
6646 (get_default_sysroot): Make static.
6647 (General_optoins::is_in_system_directory): New function.
6648 * fileread.cc (Input_file::is_in_system_directory): New function.
6649 * fileread.h (class Input_file): Declare is_in_system_directory.
6650 * object.h (class Object): Add is_in_system_directory.
6651 (class Input_objects): Remove system_library_directory_ field.
6652 * object.cc (Input_objects::add_object): Don't set
6653 system_library_directory_.
6654 (input_objects::found_in_system_library_directory): Remove.
6655 * symtab.cc (Symbol_table::write_globals): Remove input_objects
6656 parameter. Change all callers.
6657 (Symbol_table::sized_write_globals): Likewise.
6658 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
6659 Call Object::is_in_system_directory.
6660 * symtab.h (class Symbol_table): Update declarations.
6663 * descriptors.h (Open_descriptor): Add is_on_stack field.
6664 * descriptors.cc (Descriptors::open): If the descriptor is on the
6665 top of the stack, remove it. Initialize is_on_stack field.
6666 (Descriptors::release): Only add pod to stack if it is not on the
6668 (Descriptors::close_some_descriptor): Clear stack_next and
6672 * output.cc (Output_section::find_starting_output_address): Rename
6673 from starting_output_address; add PADDR parameter; change return
6675 * output.h (class Output_section): Declare
6676 find_starting_output_address instead of starting_output_address.
6677 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
6678 section symbol for which we can't find a merge section.
6681 * symtab.cc (Symbol_table::add_from_object): If the visibility is
6682 hidden or internal, force the symbol to be local.
6683 * resolve.cc (Symbol::override_visibility): Define.
6684 (Symbol::override_base): Use override_visibility.
6685 (Symbol_table::resolve): Likewise.
6686 (Symbol::override_base_with_special): Likewise.
6687 (Symbol_table::override_with_special): If the visibility is hidden
6688 or internal, force the symbol to be local.
6689 * symtab.h (class Symbol): Add set_visibility and
6690 override_visibility.
6691 * testsuite/ver_test_1.sh: New file.
6692 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
6693 (check_DATA): Add ver_test_1.syms.
6694 (ver_test_1.syms): New target.
6695 * testsuite/Makefile.in: Rebuild.
6697 2009-02-25 Cary Coutant <ccoutant@google.com>
6699 * layout.cc (Layout::choose_output_section): Don't rename sections
6700 when using a linker script that has a SECTIONS clause.
6701 * Makefile.in: Regenerate.
6703 * testsuite/Makefile.am (script_test_5.sh): New test case.
6704 * testsuite/Makefile.in: Regenerate.
6705 * testsuite/script_test_5.cc: New file.
6706 * testsuite/script_test_5.sh: New file.
6707 * testsuite/script_test_5.t: New file.
6709 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
6711 * archive.cc (Archive::include_member): Update calls to add_symbols.
6712 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
6713 the Layout argument.
6714 * dynobj.h (do_add_symbols): Add the Layout argument.
6715 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
6717 * object.h (Object::add_symbols): Add the Layout argument.
6718 (Object::do_add_symbols): Add the Layout argument.
6719 (Sized_relobj::do_add_symbols): Add the Layout argument.
6720 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
6721 Unify the two versions.
6722 (Add_plugin_symbols): Remove.
6723 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
6724 (Sized_pluginobj::do_add_symbols): Unify the two versions.
6725 (Add_plugin_symbols): Remove.
6726 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
6727 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
6728 (Add_symbols::run): Make it work with Pulginobj.
6730 2009-02-06 Ian Lance Taylor <iant@google.com>
6732 * object.cc (Sized_relobj::do_layout): Make info message start
6733 with lower case letter.
6735 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
6737 * binary.cc: Fix file comment.
6739 * options.h (enum Incremental_disposition): Define.
6740 (class General_options): Add new options: --incremental,
6741 --incremental_changed, --incremental_unchanged,
6742 --incremental_unknown. Add incremental_disposition_ and
6743 implicit_incremental_ fields.
6744 (General_options::incremental_disposition): New function.
6745 (class Position_dependent_options): Add incremental_disposition
6747 (Position_dependent_options::copy_from_options): Set incremental
6749 * options.cc (General_options::parse_incremental_changed): New
6751 (General_options::parse_incremental_unchanged): New function.
6752 (General_options::parse_incremental_unknown): New function.
6753 (General_options::General_options): Initialize new fields
6754 incremental_disposition_ and implicit_incremental_.
6755 (General_options::finalize): Check for uasge of --incremental-*
6756 without --incremental.
6758 2009-02-06 Chris Demetriou <cgd@google.com>
6760 * gold.h (gold_undefined_symbol): Change to take only a Symbol
6761 pointer and to report location as the file name associated with
6763 (gold_undefined_symbol_at_location): New function to replace the
6764 old gold_undefined_symbol functionality.
6765 * target-reloc.h (relocate_section): Update to use
6766 gold_undefined_symbol_at_location.
6767 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
6768 Call gold_undefined_symbol function rather than gold_error.
6769 * errors.h (Errors::undefined_symbol): Take location as a
6770 string, rather than calculating it from a relocation.
6771 * errors.cc (Errors::fatal): Print "fatal error:" before the
6773 (Errors::error, Errors::error_at_location): Print "error: "
6774 before the formatted message.
6775 (Errors::undefined_symbol): Take location as a string, rather
6776 than calculating it from a relocation.
6777 (gold_undefined_symbol_at_location): New function akin to
6778 old gold_undefined_symbol, calculates location from relocation.
6779 (gold_undefined_symbol): Change to take only a Symbol pointer
6780 and to report location as the file name associated with the symbol.
6781 * testsuite/debug_msg.sh: Update for changed error messages.
6782 * testsuite/undef_symbol.sh: Likewise.
6784 2009-02-04 Duncan Sands <baldrick@free.fr>
6787 * reduced_debug_output.h
6788 (Output_reduced_debug_abbrev_section::failed): Use format for
6790 (Output_reduced_debug_info_section::faild): Likewise.
6792 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
6794 * script.cc (Lazy_demangler): New class.
6795 (Version_script_info::get_symbol_version_helper): Demangle a
6798 2009-01-29 Cary Coutant <ccoutant@google.com>
6800 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
6802 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
6804 2009-01-28 Ian Lance Taylor <iant@google.com>
6806 * version.cc (version_string): Bump to 1.9.
6808 * gold.h: Include <cstring> and <stdint.h>.
6809 * version.cc: Include <cstdio>.
6810 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
6812 * reduced_debug_output.cc (insert_into_vector): Rename from
6813 Insert_into_vector; change all callers. Use Swap_unaligned to
6814 avoid aliasing issue; remove union since it is unnecessary.
6816 2009-01-27 Sriraman Tallam <tmsriram@google.com>
6818 * Makefile.am (CCFILES): Add gc.cc.
6820 * Makefile.in: Regenerate.
6821 * gold.cc (Gc_runner): New class.
6822 (queue_initial_tasks): Call garbage collection related tasks
6823 when corresponding options are invoked.
6824 (queue_middle_gc_tasks): New function.
6825 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
6826 processed early before laying out sections during garbage collection.
6827 * gold.h (queue_middle_gc_tasks): New function.
6828 (is_prefix_of): Move from "layout.cc".
6829 * i386.cc (Target_i386::gc_process_relocs): New function.
6830 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
6831 * main.cc (main): Create object of class "Garbage_collection".
6832 * object.cc (Relobj::copy_symbols_data): New function.
6833 (Relobj::is_section_name_included): New function.
6834 (Sized_relobj::do_layout): Allow this function to be called twice
6835 during garbage collection and defer layout of section during the
6837 * object.h (Relobj::get_symbols_data): New function.
6838 (Relobj::is_section_name_included): New function.
6839 (Relobj::copy_symbols_data): New function.
6840 (Relobj::set_symbols_data): New function.
6841 (Relobj::get_relocs_data): New function.
6842 (Relobj::set_relocs_data): New function.
6843 (Relobj::is_output_section_offset_invalid): New pure virtual function.
6844 (Relobj::gc_process_relocs): New function.
6845 (Relobj::do_gc_process_relocs): New pure virtual function.
6846 (Relobj::sd_): New data member.
6847 (Sized_relobj::is_output_section_offset_invalid): New function.
6848 (Sized_relobj::do_gc_process_relocs): New function.
6849 * options.h (General_options::gc_sections): Modify to not be a no-op.
6850 (General_options::print_gc_sections): New option.
6851 * plugin.cc (Plugin_finish::run): Remove function call to
6852 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
6853 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
6854 * reloc.cc (Read_relocs::run): Add task to process relocs and
6855 determine unreferenced sections when doing garbage collection.
6856 (Gc_process_relocs): New class.
6857 (Sized_relobj::do_gc_process_relocs): New function.
6858 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
6859 sections that are garbage collected.
6860 * reloc.h (Gc_process_relocs): New class.
6861 * sparc.cc (Target_sparc::gc_process_relocs): New function.
6862 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
6863 symbols whose corresponding sections are garbage collected.
6864 (Symbol_table::Symbol_table): Add new parameter for the garbage
6866 (Symbol_table::gc_mark_undef_symbols): New function.
6867 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6868 (Symbol_table::gc_mark_dyn_syms): New function.
6869 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
6871 (Symbol_table::add_from_object): Likewise.
6872 (Symbol_table::add_from_relobj): When building shared objects, do not
6873 treat externally visible symbols as garbage.
6874 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
6875 table information for static and relocatable links.
6876 * symtab.h (Symbol_table::set_gc): New function.
6877 (Symbol_table::gc): New function.
6878 (Symbol_table::gc_mark_undef_symbols): New function.
6879 (Symbol_table::gc_mark_symbol_for_shlib): New function.
6880 (Symbol_table::gc_mark_dyn_syms): New function.
6881 (Symbol_table::gc_): New data member.
6882 * target.h (Sized_target::gc_process_relocs): New pure virtual
6884 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
6885 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
6887 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
6889 * options.h (General_options::gc_sections): Define as a no-op for now.
6890 (General_options::no_keep_memory): Ditto.
6891 (General_options::Bshareable): Define.
6892 * options.cc (General_options::finalize): Honor -Bshareable.
6894 2009-01-20 Andreas Schwab <schwab@suse.de>
6896 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
6897 read the value in the contents, since we don't use it. Use the
6898 template endianness when writing.
6899 (Relocate::relocate): Use it for R_PPC_REL16_HA.
6901 2009-01-19 Andreas Schwab <schwab@suse.de>
6903 * configure.tgt (powerpc64-*): Fix targ_obj.
6905 2009-01-15 Ian Lance Taylor <iant@google.com>
6907 * object.cc (Sized_relobj::write_local_symbols): Don't write out
6908 local symbols when stripping all symbols.
6910 2009-01-14 Cary Coutant <ccoutant@google.com>
6912 * output.cc (Output_reloc): Add explicit instantiations.
6914 2009-01-14 Cary Coutant <ccoutant@google.com>
6916 * archive.cc (Archive::get_elf_object_for_member): Remove call
6917 to File_read::claim_for_plugin.
6918 * descriptors.cc (Descriptors::open): Remove reference to
6920 (Descriptors::claim_for_plugin): Remove.
6921 * descriptors.h (Descriptors::claim_for_plugin): Remove.
6922 (Descriptors::is_claimed): Remove.
6923 (claim_descriptor_for_plugin): Remove.
6924 * fileread.cc (File_read::claim_for_plugin): Remove.
6925 * fileread.h (File_read::claim_for_plugin): Remove.
6926 (File_read::descriptor): Reopen descriptor if necessary.
6927 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
6928 (Plugin_manager::all_symbols_read): Add task parameter. Change
6930 (Plugin_manager::get_input_file): New function.
6931 (Plugin_manager::release_input_file): New function.
6932 (Pluginobj::Pluginobj): Add filesize parameter and initialize
6933 corresponding data member.
6934 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
6935 and pass to base constructor. Change all callers.
6936 (get_input_file, release_input_file): New functions.
6937 (make_sized_plugin_object): Add filesize parameter. Change all callers.
6938 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
6939 (Plugin_manager::all_symbols_read): Add task parameter.
6940 (Plugin_manager::get_input_file): New function.
6941 (Plugin_manager::release_input_file): New function.
6942 (Plugin_manager::task_): New data member.
6943 (Pluginobj::Pluginobj): Add filesize parameter.
6944 (Pluginobj::filename): New function.
6945 (Pluginobj::descriptor): New function.
6946 (Pluginobj::filesize): New function.
6947 (Pluginobj::filesize_): New data member.
6948 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
6949 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
6950 File_read::claim_for_plugin; use Object::unlock to unlock the file.
6952 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
6953 with archive libraries.
6954 * testsuite/Makefile.in: Regenerate.
6955 * testsuite/plugin_test.c (struct sym_info): New type.
6956 (get_input_file, release_input_file): New static variables.
6957 (onload): Capture new transfer vector entries.
6958 (claim_file_hook): Stop reading at end of file according to filesize.
6959 Factor out parsing of readelf output into separate function.
6960 (all_symbols_read_hook): Exercise get_input_file and release_input_file
6961 APIs and get the source file name from the symbol table. Convert
6962 source file name to corresponding object file name. Print info
6963 message when adding new input files.
6964 (parse_readelf_line): New function.
6965 * testsuite/plugin_test_1.sh: Add checks for new info messages.
6966 * testsuite/plugin_test_2.sh: Likewise.
6967 * testsuite/plugin_test_3.sh: Likewise.
6968 * testsuite/plugin_test_4.sh: New test case.
6970 2009-01-07 Ian Lance Taylor <iant@google.com>
6972 * version.cc (version_string): Bump to 1.8.
6974 2008-12-23 Cary Coutant <ccoutant@google.com>
6976 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
6977 * plugin.cc (Plugin_manager::finish): Rename as
6978 layout_deferred_objects. Move cleanup to separate function.
6979 (Plugin_manager::cleanup): New function.
6980 (Plugin_finish::run): Call layout_deferred_objects and cleanup
6982 * plugin.h (Plugin_manager::finish): Rename as
6983 layout_deferred_objects.
6984 (Plugin_manager::cleanup): New function.
6985 (Plugin_manager::cleanup_done): New field.
6987 2008-12-23 Cary Coutant <ccoutant@google.com>
6989 * plugin.cc (is_visible_from_outside): New function.
6990 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
6991 so we don't return "IR only" status for exported symbols or -r links.
6993 * testsuite/Makefile.am (plugin_test_3): New test case.
6994 * testsuite/Makefile.in: Regenerate.
6995 * testsuite/plugin_test_3.sh: New file.
6997 2008-12-22 Cary Coutant <ccoutant@google.com>
6999 * object.cc (Sized_relobj::layout_section): New function.
7000 (Sized_relobj::do_layout): Defer layout of input sections until after
7001 plugin has provided replacement files.
7002 (Sized_relobj::do_layout_deferred_sections): New function.
7003 * object.h (Relobj::set_section_offset): Remove virtual keyword.
7004 (Relobj::layout_deferred_sections): New function.
7005 (Relobj::do_layout_deferred_sections): New function.
7006 (Sized_relobj::do_layout_deferred_sections): New function.
7007 (Sized_relobj::layout_section): New function.
7008 (Sized_relobj::Deferred_layout): New structure.
7009 (Sized_relobj::deferred_layout_): New field.
7010 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
7011 Change all callers. Layout deferred sections.
7012 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
7014 (Plugin_hook::run): Move code from do_plugin_hook inline.
7015 (Plugin_hook::do_plugin_hook): Remove.
7016 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
7017 (Plugin_manager::finish): Renamed, was cleanup.
7018 (Plugin_manager::should_defer_layout): New function.
7019 (Plugin_manager::add_deferred_layout_object): New function.
7020 (Plugin_manager::Deferred_layout_list): New type.
7021 (Plugin_manager::deferred_layout_objects_): New field.
7022 (Plugin_hook::do_plugin_hook): Remove.
7024 2008-12-17 Ian Lance Taylor <iant@google.com>
7026 * options.h (class General_options): Add --no case for
7029 2008-12-16 Cary Coutant <ccoutant@google.com>
7031 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
7033 (Plugin_manager::claim_file): Create plugin object even if
7034 plugin did not call the add_symbols callback.
7035 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
7036 asking for more symbols than were added.
7037 * testsuite/Makefile.am (plugin_test_1): Add test case with
7039 (empty.syms): New target.
7040 * testsuite/Makefile.in: Regenerate.
7041 * testsuite/plugin_test.c (claim_file_hook): Add new debug
7042 message. Don't call add_symbols if no globals.
7043 (all_symbols_read_hook): Don't provide replacement for empty
7046 2008-12-12 Ian Lance Taylor <iant@google.com>
7048 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
7049 r_type == 0 for a local symbol with r_sym == 0.
7050 (scan_relocatable_relocs): Pass r_sym to
7051 local_non_section_strategy.
7052 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
7055 * configure.ac: Update test for TLS descriptors: they are
7056 supported as of glibc 2.9.
7057 * configure: Rebuild.
7059 2008-12-11 Ian Lance Taylor <iant@google.com>
7062 * target-reloc.h (Default_scan_relocatable_relocs): For each
7063 function, map r_type == 0 to RELOC_DISCARD.
7065 2008-12-10 Cary Coutant <ccoutant@google.com>
7067 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
7068 object to override a kept COMDAT group from a plugin object.
7070 2008-12-09 Ian Lance Taylor <iant@google.com>
7073 * yyscript.y (file_cmd): Handle INPUT.
7075 * testsuite/initpri1.c: Change all declarations to be full
7076 prototypes by adding void, to avoid compiler warnings.
7078 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
7080 * options.cc (General_options::parse_plugin_opt): New.
7081 (General_options::add_plugin): The argument now is just the filename.
7082 (General_options::add_plugin_option): New.
7083 * options.h (plugin_opt): New.
7084 (add_plugin): Change argument name.
7085 (add_plugin_option): New.
7086 * plugin.cc (Plugin::load): Don't parse the plugin option.
7087 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
7088 (Plugin::add_option): New.
7089 (Plugin::args_): Change type.
7090 (Plugin::filename_): New.
7091 (Plugin_manager::add_plugin_option): New.
7092 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
7093 * testsuite/Makefile.in: Regenerate.
7095 2008-12-05 Cary Coutant <ccoutant@google.com>
7097 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
7098 Handle --strip-lto-sections option.
7099 * options.h (strip_lto_sections): New option.
7101 2008-12-01 Cary Coutant <ccoutant@google.com>
7103 * plugin.cc (ld_plugin_message): Change format parameter to const.
7104 Fix mismatch between new[] and delete.
7106 2008-11-14 Cary Coutant <ccoutant@google.com>
7108 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
7111 2008-11-05 Craig Silverstein <csilvers@google.com>
7113 * options.cc (General_options::parse_dynamic_list): New function.
7114 * options.h (General_options): New flags dynamic_list,
7115 dynamic_list_data, dynamic_list_cpp_new, and
7116 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
7117 (General_options::in_dynamic_list): New function.
7118 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
7119 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
7120 (Lex::can_continue_name): Likewise.
7122 (read_script_file): New parameter script_options.
7123 (read_dynamic_list): New function.
7124 (Script_options::define_dynamic_list): New function.
7125 (dynamic_list_keyword_parsecodes): New variable.
7126 (dynamic_list_keywords): New variable.
7127 * script.h (Script_options::define_dynamic_list): New function
7129 (read_dynamic_list): New function prototype.
7130 * symtab.cc (strprefix): New macro.
7131 (Symbol::should_add_dynsym_entry): Support dynamic_list,
7132 dynamic_list_data, dynamic_list_cpp_new, and
7133 dynamic_list_cpp_typeinfo.
7134 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
7135 (dynamic_list_expr): New rule.
7136 (dynamic_list_nodes): Likewise.
7137 (dynamic_list_node): Likewise.
7138 * testsuite/Makefile.am (dynamic_list): New test.
7139 * testsuite/Makefile.in: Regenerated.
7140 * testsuite/dynamic_list.t: New file.
7141 * testsuite/dynamic_list.sh: New file.
7143 2008-11-05 Craig Silverstein <csilvers@google.com>
7145 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
7146 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
7147 (t11_last): Likewise.
7148 * testsuite/ver_test_6.c (main): Likewise.
7150 2008-10-07 Cary Coutant <ccoutant@google.com>
7152 * options.c (General_options::finalize): Add check for -static and
7154 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
7157 2008-10-02 Cary Coutant <ccoutant@google.com>
7159 * plugin.cc (make_sized_plugin_object): Fix conditional
7160 compilation to work when not all targets are enabled.
7162 2008-09-29 Cary Coutant <ccoutant@google.com>
7164 * archive.cc (Archive::get_file_and_offset): Use filename instead
7165 of name to get library path.
7166 (Archive::include_member): Unlock external member of a thin archive.
7168 * testsuite/Makefile.am (TEST_AR): New variable.
7169 (thin_archive_test_1): New test.
7170 (thin_archive_test_2): New test.
7171 * testsuite/Makefile.in: Regenerate.
7172 * testsuite/thin_archive_main.cc: New file.
7173 * testsuite/thin_archive_test_1.cc: New file.
7174 * testsuite/thin_archive_test_2.cc: New file.
7175 * testsuite/thin_archive_test_3.cc: New file.
7176 * testsuite/thin_archive_test_4.cc: New file.
7178 2008-09-29 Cary Coutant <ccoutant@google.com>
7180 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
7181 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
7183 (Sized_relobj::do_finalize_local_symbols): Likewise.
7184 (Sized_relobj::map_to_kept_section): Likewise.
7185 * object.h (Sized_relobj::invalid_address): New constant.
7186 (Sized_relobj::do_output_section_offset): Check for invalid_address
7188 * output.cc (Output_reloc::local_section_offset): Use constant
7189 invalid_address instead of -1U.
7190 (Output_reloc::get_address): Likewise.
7191 (Output_section::output_address): Change -1U to -1ULL.
7192 * output.h (Output_reloc::invalid_address): New constant.
7193 * reloc.cc (Sized_relobj::write_sections): Use constant
7194 invalid_address instead of -1U.
7195 (Sized_relobj::relocate_sections): Likewise.
7196 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
7197 values for merge sections.
7198 * target-reloc.h (relocate_for_relocatable): Use constant
7199 invalid_address instead of -1U.
7201 2008-09-19 Cary Coutant <ccoutant@google.com>
7203 Add plugin functionality for link-time optimization (LTO).
7204 * configure.ac (plugins): Add --enable-plugins option.
7205 * configure: Regenerate.
7206 * config.in: Regenerate.
7207 * Makefile.am (LIBDL): New variable.
7208 (CCFILES): Add plugin.cc.
7209 (HFILES): Add plugin.h.
7210 (ldadd_var): Add LIBDL.
7211 * Makefile.in: Regenerate.
7213 * archive.cc: Include "plugin.h".
7214 (Archive::setup): Don't preread archive symbols when using a plugin.
7215 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
7216 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
7218 (Archive::include_member): Add symbols from plugin objects.
7219 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
7220 * descriptors.cc (Descriptors::open): Check for file descriptors
7221 abandoned by plugins.
7222 (Descriptors::claim_for_plugin): New function.
7223 * descriptors.h (Descriptors::claim_for_plugin): New function.
7224 (Open_descriptor::is_claimed): New field.
7225 (claim_descriptor_for_plugin): New function.
7226 * fileread.cc (File_read::claim_for_plugin): New function.
7227 * fileread.h (File_read::claim_for_plugin): New function.
7228 (File_read::descriptor): New function.
7229 * gold.cc: Include "plugin.h".
7230 (queue_initial_tasks): Add task to call plugin hooks for generating
7232 * main.cc: Include "plugin.h".
7233 (main): Load plugin libraries.
7234 * object.h (Pluginobj): Declare.
7235 (Object::pluginobj): New function.
7236 (Object::do_pluginobj): New function.
7237 (Object::set_target): New function.
7238 * options.cc: Include "plugin.h".
7239 (General_options::parse_plugin): New function.
7240 (General_options::General_options): Initialize plugins_ field.
7241 (General_options::add_plugin): New function.
7242 * options.h (Plugin_manager): Declare.
7243 (General_options): Add --plugin option.
7244 (General_options::has_plugins): New function.
7245 (General_options::plugins): New function.
7246 (General_options::add_plugin): New function.
7247 (General_options::plugins_): New field.
7248 * plugin.cc: New file.
7249 * plugin.h: New file.
7250 * readsyms.cc: Include "plugin.h".
7251 (Read_symbols::do_read_symbols): Check for archive before checking
7252 for ELF file. Call plugin hooks to claim files.
7253 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
7254 from a real object file; force override when processing replacement
7256 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
7257 (Symbol::init_base_object): Likewise.
7258 (Symbol::init_base_output_data): Likewise.
7259 (Symbol::init_base_output_segment): Likewise.
7260 (Symbol::init_base_constant): Likewise.
7261 (Symbol::init_base_undefined): Likewise.
7262 (Symbol::output_section): Assert that object is not a plugin.
7263 (Symbol_table::add_from_pluginobj): New function.
7264 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
7266 (Symbol_table::sized_write_globals): Likewise.
7267 (Symbol_table::add_from_pluginobj): Instantiate template.
7268 * symtab.h (Sized_pluginobj): Declare.
7269 (Symbol::in_real_elf): New function.
7270 (Symbol::set_in_real_elf): New function.
7271 (Symbol::in_real_elf_): New field.
7272 (Symbol_table::add_from_pluginobj): New function.
7274 * testsuite/Makefile.am (AM_CFLAGS): New variable.
7275 (LIBDL): New variable.
7277 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
7278 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
7279 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
7280 (MOSTLYCLEANFILES): Likewise.
7281 * testsuite/Makefile.in: Regenerate.
7282 * testsuite/plugin_test.c: New file.
7283 * testsuite/plugin_test_1.sh: New file.
7284 * testsuite/plugin_test_2.sh: New file.
7286 2008-09-16 Ian Lance Taylor <iant@google.com>
7288 * target-reloc.h (relocate_section): Check whether a symbol is
7289 defined by the ABI before reporting an undefined symbol error.
7290 * target.h (Target::is_defined_by_abi): Make parameter const.
7291 (Target::do_is_defined_by_abi): Likewise.
7292 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
7293 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
7294 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
7295 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
7296 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
7297 * testsuite/Makefile.in: Rebuild.
7299 * fileread.cc (make_view): Add casts to avoid warning.
7301 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7303 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
7304 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7306 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
7308 * options.h (General_options::output_is_executable): New.
7309 (General_options::output_is_pie): New.
7310 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
7311 for shared libraries.
7312 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
7314 2008-09-11 Chris Demetriou <cgd@google.com>
7316 * options.h (origin): New -z option.
7317 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
7318 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
7321 2008-09-05 Cary Coutant <ccoutant@google.com>
7323 * fileread.cc (File_read::make_view): Add check for attempt to map
7326 2008-09-05 Cary Coutant <ccoutant@google.com>
7328 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
7329 explicit instantiations.
7331 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
7334 * options.cc (General_options::finalize): Allow undefined symbols
7335 in shlibs if linking -shared.
7338 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
7339 symbols as not needing a dynsym entry.
7341 2008-08-20 Craig Silverstein <csilvers@google.com>
7343 * fileread.cc (File_read::open): Do not lock the file unless it
7344 was successfully opened.
7346 2008-08-14 Cary Coutant <ccoutant@google.com>
7348 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
7349 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
7350 * testsuite/tls_test.cc (struct int128): 128-bit struct
7351 for testing TLS relocs with non-zero addend.
7352 (v12): New TLS variable.
7354 (t_last): Add check for v12.
7355 * testsuite/tls_test.h (t12): New function.
7356 * testsuite/tls_test_main.cc (thread_routine): Call new test.
7358 2008-08-13 Ian Lance Taylor <iant@google.com>
7360 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
7361 set tls_segment_ or relro_segment_.
7362 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
7364 * output.h (Output_section::clear_is_relro): New function.
7365 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
7366 sections specially even when output_data_ is empty.
7367 (Output_segment::maximum_alignment): When first section is relro,
7368 only force alignment for PT_LOAD segments.
7369 * script.cc (script_data_segment_align): New function.
7370 (script_data_segment_relro_end): New function.
7371 * script-c.h (script_data_segment_align): Declare.
7372 (script_data_segment_relro_end): Declare.
7373 * script-sections.h (class Script_sections): Declare
7374 data_segment_align and data_segment_relro_end. Add fields
7375 segment_align_index_ and saw_relro_end_.
7376 * script-sections.cc (class Sections_element): Add set_is_relro
7377 virtual function. Add new bool* parameter to place_orphan_here.
7378 Add get_output_section virtual function.
7379 (class Output_section_definition): Add set_is_relro. Add new
7380 bool* parameter to place_orphan_here. Add get_output_section.
7381 Add is_relro_ field.
7382 (Output_section_definition::Output_section_definition): Initialize
7383 evaluated_address_, evaluated_load_address, evaluated_addralign_,
7384 and is_relro_ fields.
7385 (Output_section_definition::place_orphan_here): Add is_relro
7387 (Output_section_definition::set_section_addresses): Set relro for
7389 (Output_section_definition::alternate_constraint): Likewise.
7390 (class Orphan_output_section): Add new bool* parameter to
7391 place_orphan_here. Add get_output_section.
7392 (Orphan_output_section::place_orphan_here): Add is_relro
7394 (Script_sections::Script_sections): Initialize
7395 data_segment_align_index_ and saw_relro_end_.
7396 (Script_sections::data_segment_align): New function.
7397 (Script_sections::data_segment_relro_end): New function.
7398 (Script_sections::place_orphan): Set or clear is_relro.
7399 (Script_sections::set_section_addresses): Force alignment of first
7401 * yyscript.y (exp): Call script_data_segment_align and
7402 script_data_segment_relro_end.
7403 * testsuite/relro_script_test.t: New file.
7404 * testsuite/relro_test.cc (using_script): Declare.
7405 (t1, t2): Test using_script.
7406 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
7407 (relro_script_test_SOURCES): Define.
7408 (relro_script_test_DEPENDENCIES): Define.
7409 (relro_script_test_LDFLAGS): Define.
7410 (relro_script_test_LDADD): Define.
7411 (relro_script_test.so): New target.
7412 * testsuite/Makefile.in: Rebuild.
7414 2008-08-06 Cary Coutant <ccoutant@google.com>
7416 * archive.cc (Archive::total_archives, Archive::total_members)
7417 (Archive::total_members_loaded): New variables.
7418 (Archive::setup): Add parameter. Add option to preread
7420 (Archive::read_armap): Add counter.
7421 (Archive::get_file_and_offset): New function.
7422 (Archive::get_elf_object_for_member): New function.
7423 (Archive::read_all_symbols): New function.
7424 (Archive::read_symbols): New function.
7425 (Archive::add_symbols): Add counters.
7426 (Archive::include_all_members): Use armap to find members if it's
7428 (Archive::include_member): Skip reading symbols if already read.
7429 Factored code into Archive::get_file_and_offset and
7430 Archive::get_elf_object_for_member. Changed call to
7431 Mapfile::report_include_archive_member.
7432 (Archive::print_stats): New function.
7433 * archive.h: Declare Object and Read_symbols_data classes.
7434 (Archive::Archive): Add initializers for new members.
7435 (Archive::setup): Add parameter.
7436 (Archive::print_stats): New function.
7437 (Archive::total_archives, Archive::total_members)
7438 (Archive::total_members_loaded): New variables.
7439 (Archive::get_file_and_offset): New function.
7440 (Archive::get_elf_object_for_member): New function.
7441 (Archive::read_all_symbols): New function.
7442 (Archive::read_symbols): New function.
7443 (Archive::Archive_member): New class.
7444 (Archive::members_): New member.
7445 (Archive::num_members_): New member.
7446 * main.cc: Include archive.h.
7447 (main): Call Archive::print_stats.
7448 * mapfile.cc (Mapfile::report_include_archive_member): Delete
7449 archive parameter; member_name is now the fully-decorated name.
7450 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
7451 * options.h: (General_options): Add --preread-archive-symbols option.
7452 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
7455 2008-08-04 Ian Lance Taylor <iant@google.com>
7457 * symtab.h (Symbol::use_plt_offset): New function.
7458 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
7459 * powerpc.cc (Relocate::relocate): Likewise.
7460 * sparc.cc (Relocate::relocate): Likewise.
7461 * x86_64.cc (Relocate::relocate): Likewise.
7462 * testsuite/weak_plt.sh: New test.
7463 * testsuite/weak_plt_main.cc: New test.
7464 * testsuite/weak_plt_shared.cc: New test.
7465 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
7466 (check_PROGRAMS): Add weak_plt.
7467 (check_DATA): Add weak_plt_shared.so.
7468 (weak_plt_main_pic.o, weak_plt): New targets.
7469 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
7470 * testsuite/Makefile.in: Rebuild.
7472 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
7474 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
7475 * testsuite/Makefile.in: Rebuild.
7477 2008-08-04 Alan Modra <amodra@bigpond.net.au>
7479 * Makefile.am (POTFILES.in): Set LC_ALL=C.
7480 * Makefile.in: Regenerate.
7481 * po/POTFILES.in: Regenerate.
7483 2008-07-29 Ian Lance Taylor <iant@google.com>
7485 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
7486 symbols before other symbols.
7487 * testsuite/script_test_2.cc (test_addr): Declare.
7488 (test_addr_alias): Declare.
7489 (main): Check that test_addr and test_addr_alias have the right
7491 * testsuite/script_test_2.t: Define test_addr_alias and
7494 2008-07-24 Ian Lance Taylor <iant@google.com>
7497 * descriptors.cc: New file.
7498 * descriptors.h: New file.
7499 * gold-threads.h (class Hold_optional_lock): New class.
7500 * fileread.cc: Include "descriptors.h".
7501 (File_read::~File_read): Release descriptor rather than closing
7503 (File_read::open) [file]: Call open_descriptor rather than open.
7504 Set is_descriptor_opened_.
7505 (File_read::open) [memory]: Assert that descriptor is not open.
7506 (File_read::reopen_descriptor): New function.
7507 (File_read::release): Release descriptor.
7508 (File_read::do_read): Make non-const. Reopen descriptor.
7509 (File_read::read): Make non-const.
7510 (File_read::make_view): Reopen descriptor.
7511 (File_read::do_readv): Likewise.
7512 * fileread.h (class File_read): Add is_descriptor_opened_ field.
7513 Update declarations.
7514 * layout.cc: Include "descriptors.h".
7515 (Layout::create_build_id): Use open_descriptor rather than open.
7516 * output.cc: Include "descriptors.h".
7517 (Output_file::open): Use open_descriptor rather than open.
7518 * archive.cc (Archive::const_iterator): Change Archive to be
7520 (Archive::begin, Archive::end): Make non-const.
7521 (Archive::count_members): Likewise.
7522 * archive.h (class Archive): Update declarations.
7523 * object.h (Object::read): Make non-const.
7524 * Makefile.am (CCFILES): Add descriptors.cc.
7525 (HFILES): Add descriptors.h.
7526 * Makefile.in: Rebuild.
7529 * gold.h: Always include <clocale>. Add Solaris workarounds
7530 following code in binutils/sysdep.h.
7533 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
7534 this->eh_frame_hdr_ is NULL before using it.
7536 * dynobj.cc (Versions::Versions): Update comment.
7538 * dynobj.cc (Versions::Versions): If there is an soname, use it as
7539 the base version name.
7541 * stringpool.cc (Stringpool_template::add_with_length): Set key to
7542 array size plus one.
7543 (Stringpool_template::set_string_offsets): Subtract one from key
7544 before using it as an array index.
7545 (Stringpool_template::get_offset_with_length): Likewise.
7546 (Stringpool_template::write_to_buffer): Likewise.
7547 * stringpool.h (Stringpool_template::get_offset_from_key):
7550 2008-07-23 Ian Lance Taylor <iant@google.com>
7553 * object.h (Merged_symbol_value::value): Do our best to handle a
7557 * script.cc (Version_script_info::get_versions): Don't add empty
7558 version tag to return value.
7559 (Version_script_info::get_symbol_version_helper): Change return
7560 type to bool. Add pversion parameter. Change all callers.
7561 (script_register_vers_node): Don't require a non-NULL tag.
7562 * script.h (class Version_script_info): Update declarations.
7563 (Version_script_info::get_symbol_version): Change return type to
7564 bool. Add version parameter. Change all callers.
7565 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
7566 handling. Handle an empty version from a version script.
7567 (Symbol_table::define_special_symbol): Likewise.
7568 * testsuite/ver_test_10.script: New file.
7569 * testsuite/ver_test_10.sh: New file.
7570 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
7571 (check_DATA): Add ver_test_10.syms.
7572 (ver_test_10.syms, ver_test_10.so): New target.
7573 * testsuite/Makefile.in: Rebuild.
7575 2008-07-23 Simon Baldwin <simonb@google.com>
7577 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
7578 to zero for undefined symbols from dynamic libraries.
7580 2008-07-23 Ian Lance Taylor <iant@google.com>
7582 * symtab.cc (Symbol_table::resolve): Remove version parameter.
7584 * symtab.h (class Symbol_table): Update declaration.
7585 * testsuite/ver_test_9.cc: New file.
7586 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
7587 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
7588 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
7589 (ver_test_9.so, ver_test_9.o): New targets.
7590 * testsuite/Makefile.in: Rebuild.
7592 2008-07-22 Ian Lance Taylor <iant@google.com>
7594 * options.h (class General_options): Define --check-sections.
7595 * layout.cc (Layout::set_segment_offsets): Handle
7598 * options.h (class General_options): Define -n/--nmagic and
7600 * options.cc (General_options::finalize): For -n/--nmagic or
7601 -N/--omagic, set -static.
7602 * layout.cc (Layout::attach_allocated_section_to_segment): If
7603 -N/--omagic, don't put read-only and read-write sections in
7605 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
7606 finding a read-only segment.
7607 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
7608 don't set the minimum segment alignment to the common page size,
7609 and don't set the file offset to the address modulo the page size.
7610 * script-sections.cc (Script_sections::create_segments): If
7611 -n/--omagic, don't put read-only and read-write sections in
7614 * cref.cc: New file.
7616 * options.h (class General_options): Add --print-symbol-counts.
7617 * main.cc (main): Issue defined symbol report if requested.
7618 * archive.cc (Archive::interpret_header): Make into a const member
7620 (Archive::add_symbols): Call Input_objects::archive_start and
7622 (Archive::const_iterator): Define new class.
7623 (Archive::begin, Archive::end): New functions.
7624 (Archive::include_all_members): Rewrite to use iterator.
7625 (Archive::count_members): New function.
7626 * archive.h (class Archive): Update declarations.
7627 (Archive::filename): New function.
7628 * object.cc: Include "cref.h".
7629 (Sized_relobj::Sized_relobj): Initialize defined_count_.
7630 (Sized_relobj::do_get_global_symbol_counts): New function.
7631 (Input_objects::add_object): Add object to cross-referencer.
7632 (Input_objects::archive_start): New function.
7633 (Input_objects::archive_stop): New function.
7634 (Input_objects::print_symbol_counts): New function.
7635 * object.h: Declare Cref and Archive.
7636 (Object::get_global_symbol_counts): New function.
7637 (Object::do_get_global_symbol_counts): New pure virtual function.
7638 (class Sized_relobj): Add defined_count_ field. Update
7640 (class Input_objects): Add cref_ field. Update constructor.
7641 Update declarations.
7642 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
7644 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
7646 (Sized_dynobj::do_get_global_symbol_counts): New function.
7647 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
7648 defined_count_. Update declarations. Define Symbols typedef.
7649 * symtab.cc (Symbol_table::add_from_relobj): Add defined
7650 parameter. Change all callers.
7651 (Symbol_table::add_from_dynobj): Add sympointers and defined
7652 parameters. Change all callers.
7653 * symtab.h (class Symbol_table): Update declarations.
7654 * Makefile.am (CCFILES): Add cref.cc.
7655 (HFILES): Add cref.h.
7656 * Makefile.in: Rebuild.
7658 2008-07-22 Simon Baldwin <simonb@google.com>
7660 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
7661 to zero when writing undefined symbols.
7663 2008-07-22 Ian Lance Taylor <iant@google.com>
7665 * output.cc (Output_section::add_input_section): Don't try to
7666 merge empty merge sections.
7668 2008-07-21 Craig Silverstein <csilvers@google.com>
7670 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
7671 Include symbol version in error message.
7673 2008-07-20 Chris Demetriou <cgd@google.com>
7675 * configure.ac (gold_cv_c_random_seed): New configured variable.
7676 (RANDOM_SEED_CFLAGS): New substituted variable.
7677 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
7678 * configure: Rebuild.
7679 * Makefile.in: Likewise.
7680 * testsuite/Makefile.in: Likewise.
7682 2008-07-18 Ian Lance Taylor <iant@google.com>
7684 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
7685 where we see NAME/NULL and NAME/VERSION as separate symbols.
7686 * testsuite/ver_test_main.cc (main): Call t4.
7687 (t4, t4_2a): Define.
7688 * testsuite/ver_test_2.cc (t4_2): Define.
7689 * testsuite/ver_test_2.script: Put t4_2a in VER2.
7690 * testsuite/ver_test_4.cc (t4_2a): Define.
7691 * testsuite/ver_test_4.script: Put t4_2a in VER2.
7692 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
7694 2008-07-17 Ian Lance Taylor <iant@google.com>
7696 * dynobj.cc (Versions::add_def): If we give an error about a
7697 missing version, go ahead and create the version anyhow.
7699 2008-07-10 Ian Lance Taylor <iant@google.com>
7701 Handle output sections with more than 0x7fffffff bytes.
7702 * object.h (class Relobj): Change map_to_output_ to
7703 output_sections_, and just keep a section pointer. Change all
7704 uses. Move comdat group support to Sized_relobj.
7705 (Relobj::is_section_specially_mapped): Remove.
7706 (Relobj::output_section): Remove poff parameter. Change all
7708 (Relobj::output_section_offset): New function.
7709 (Relobj::set_section_offset): Rewrite.
7710 (Relobj::map_to_output): Remove.
7711 (Relobj::output_sections): New function.
7712 (Relobj::do_output_section_offset): New pure virtual function.
7713 (Relobj::do_set_section_offset): Likewise.
7714 (class Sized_relobj): Add section_offsets_ field. Add comdat
7715 group support from Relobj. Update declarations.
7716 (Sized_relobj::get_output_section_offset): New function.
7717 (Sized_relobj::do_output_section_offset): New function.
7718 (Sized_relobj::do_set_section_offset): New function.
7719 * object.cc (Relobj::output_section_address): Remove.
7720 (Sized_relobj::Sized_relobj): Initialize new fields.
7721 (Sized_relobj::include_section_group): Cast find_kept_object to
7723 (Sized_relobj::include_linkonce_section): Likewise.
7724 (Sized_relobj::do_layout): Use separate arrays for output section
7726 (Sized_relobj::do_count_local_symbols): Change map_to_output to
7728 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
7729 output_sections and section_offsets.
7730 (Sized_relobj::write_local_symbols): Likewise.
7731 (map_to_kept_section): Compute output address directly.
7732 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
7733 output_sections and section_offsets.
7734 (Sized_relobj::write_sections): Likewise.
7735 (Sized_relobj::relocate_sections): Likewise.
7736 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
7737 * output.h (class Output_reloc): Update declarations. Change
7738 u2_.relobj to Sized_relobj*.
7739 (class Output_data_reloc): Change add functions to use
7741 * output.cc (Output_reloc::Output_reloc): Change relobj to
7743 (Output_reloc::local_section_offset): Change return type to
7744 Elf_Addr. Use get_output_section_offset.
7745 (Output_reloc::get_address): Likewise.
7746 (Output_section::is_input_address_mapped): Don't call
7747 is_section_specially_mapped.
7748 (Output_section::output_offset): Likewise.
7749 (Output_section::output_address): Likewise.
7750 (Output_section::starting_output_address): Likewise.
7751 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
7752 parameter to Sized_relobj*.
7753 (Copy_relocs::need_copy_reloc): Likewise.
7754 (Copy_relocs::save): Likewise.
7755 * copy-relocs.h (class Copy_relocs): Update declarations.
7756 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
7757 Sized_relobj*. Change relobj_ field to Sized_relobj*.
7758 * target-reloc.h (relocate_for_relocatable): Change
7759 offset_in_output_section type to Elf_Addr. Change code that uses
7761 * layout.cc (Layout::layout): Always set *off.
7762 * mapfile.cc (Mapfile::print_input_section): Use
7763 output_section_offset.
7764 * i386.cc (Target_i386::copy_reloc): Change object parameter to
7766 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
7767 * sparc.cc (Target_sparc::copy_reloc): Likewise.
7768 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
7770 2008-07-03 Ian Lance Taylor <iant@google.com>
7772 * layout.cc (Layout::include_section): Do not discard unrecognized
7773 SHT_STRTAB sections.
7775 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
7777 * script.cc (Lex::can_continue_name): Make '?' allowable in
7778 version-script names.
7779 * testsuite/version_script.map: Change glob pattern to use '?'
7781 2008-06-30 Manish Singh <yosh@gimp.org>
7784 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
7787 2008-06-30 Ian Lance Taylor <iant@google.com>
7791 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
7792 versions]: Don't try to read the value in the contents, since we
7793 don't use it. Use the template endianness when writing.
7795 2008-06-25 Cary Coutant <ccoutant@google.com>
7797 * fileread.cc (File_read::make_view): Assert on zero-length view.
7798 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
7799 symbol table when there are no symbols to read.
7801 2008-06-23 Craig Silverstein <csilvers@google.com>
7803 * version.cc (version_string): Bump to 1.7
7805 2008-06-18 Craig Silverstein <csilvers@google.com>
7807 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
7808 constant 0xFFFF to type Valtype.
7809 (Powerpc_relocate_functions::rel16_ha): Likewise.
7811 2008-06-17 Ian Lance Taylor <iant@google.com>
7813 * output.h (Output_section::Input_section): Initialize p2align_ to
7814 zero for Output_section_data constructors.
7815 (Output_section::Input_section::addralign): If not an input
7816 section, return the alignment of the Output_section_data.
7817 * testsuite/copy_test.cc: New file.
7818 * testsuite/copy_test_1.cc: New file.
7819 * testsuite/copy_test_2.cc: New file.
7820 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
7821 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
7822 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
7823 (copy_test_1_pic.o, copy_test_1.so): New targets.
7824 (copy_test_2_pic.o, copy_test_2.so): New targets.
7825 * testsuite/Makefile.in: Rebuild.
7827 * script-sections.cc (Script_sections::place_orphan): Initialize
7828 local variable exact.
7830 2008-06-13 David Edelsohn <edelsohn@gnu.org>
7832 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
7834 2008-06-12 David Edelsohn <edelsohn@gnu.org>
7835 David S. Miller <davem@davemloft.net>
7837 * powerpc.cc: New file.
7838 * Makefile.am (TARGETSOURCES): Add powerpc.cc
7839 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
7840 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
7841 * Makefile.in: Rebuild.
7843 2008-06-09 Ian Lance Taylor <iant@google.com>
7845 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
7847 (throwing, orig_terminate): New static variables.
7848 (terminate_handler): New static function.
7849 (t2): Set terminate handler.
7851 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
7854 * binary.cc (Binary_to_elf::sized_convert): Fix .data
7857 2008-05-30 Cary Coutant <ccoutant@google.com>
7859 * archive.cc (Archive::include_all_members) Correct to step
7860 over symbol table and extended name table in thin archives.
7862 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
7865 * target-reloc.h (relocate_for_relocatable): Fix new_offset
7868 2008-05-28 Caleb Howe <cshowe@google.com>
7870 * reduced_debug_output.cc: New file.
7871 * reduced_debug_output.h: New file.
7872 * options.h (class General_options): Add --strip-debug-non-line.
7873 * options.cc (General_options::finalize): Add strip_debug_non_line
7874 to the strip heirarchy.
7875 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
7877 * layout.cc: Include "reduced_debug_output.h".
7878 (Layout::Layout): Initialize new fields.
7879 (line_only_debug_sections): New static array.
7880 (is_lines_only_debug_sections): New static inline function.
7881 (Layout::include_section): Handle --strip-debug-non-line.
7882 (Layout::make_output_section): If --strip-debug-non-line, build
7883 new output sections for .debug_abbrev and .debug_info.
7884 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
7885 gold. Warn about possible overflow.
7886 (read_signed_LEB_128): Likewise.
7887 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
7888 (read_signed_LEB_128): Declare.
7889 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
7890 (HFILES): Add reduced_debug_output.h.
7891 * Makefile.in: Rebuild.
7893 2008-05-21 Ian Lance Taylor <iant@google.com>
7895 * mapfile.cc: New file.
7896 * mapfile.h: New file.
7897 * options.h (class General_options): Add -M/--print-map and -Map.
7898 * options.cc (General_options::finalize): Make -M equivalent to
7900 * main.cc: Include <cstdio> and "mapfile.h".
7901 (main): Open mapfile if requested.
7902 * gold.cc (class Middle_runner): Add mapfile_ field. Update
7903 constructor. Change caller.
7904 (queue_initial_tasks): Add mapfile parameter. Change caller.
7905 (queue_middle_tasks): Likewise.
7906 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
7908 * archive.cc: Include "mapfile.h".
7909 (Archive::add_symbols): Add mapfile parameter. Change all
7910 callers. Pass mapfile, symbol, and reason to include_member.
7911 (Archive::include_all_members): Add mapfile parameter. Change all
7913 (Archive::include_member): Add mapfile, sym, and why parameters.
7914 Change all callers. Report inclusion to map file.
7915 * archive.h: Include "fileread.h".
7916 (class Archive): Update declarations.
7917 (Archive::file): New const method.
7918 (class Add_archive_symbols): Add mapfile_ field. Update
7919 constructor. Change all callers.
7920 * readsyms.h (class Read_symbols): Likewise.
7921 (class Finish_group): Likewise.
7922 (class Read_script): Likewise.
7923 * common.cc: Include "mapfile.h".
7924 (Symbol_table::allocate_commons): Add mapfile parameter. Change
7926 (Symbol_table::do_allocate_commons): Likewise.
7927 (Symbol_table::do_allocate_commons_list): Likewise. Report common
7928 symbol allocation to mapfile.
7929 * common.h (class Allocate_commons_task): Add mapfile_ field.
7930 Update constructor. Change all callers.
7931 * symtab.h (class Symbol_table): Update declarations.
7932 * layout.cc: Include "mapfile.h".
7933 (Layout_task_runner::run): Print information to mapfile.
7934 (Layout::create_gold_note): Change Output_data_fixed_space to
7935 Output_data_zero_fill.
7936 (Layout::create_build_id): Likewise.
7937 (Layout::print_to_mapfile): New function.
7938 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
7939 constructor. Change caller.
7940 (class Layout): Declare print_to_mapfile.
7941 * output.cc (Output_section::Input_section::print_to_mapfile): New
7943 (Output_section::add_input_section): If producing a map, always
7944 add to input_sections_ list.
7945 (Output_section::do_print_to_mapfile): New function.
7946 (Output_segment::print_sections_to_mapfile): New function.
7947 (Output_segment::print_section_list_to_mapfile): New function.
7948 * output.h: Include "mapfile.h".
7949 (Output_data::print_to_mapfile): New function.
7950 (Output_data::do_print_to_mapfile): New virtual function.
7951 (Output_segment_headers::do_print_to_mapfile): New function.
7952 (Output_file_header::do_print_to_mapfile): New function.
7953 (Output_data_const::do_print_to_mapfile): New function.
7954 (class Output_data_const_buffer): Add map_name_ field. Update
7955 constructor. Change all callers. Add do_print_to_mapfile
7957 (class Output_data_fixed_space): Likewise.
7958 (class Output_data_space): Likewise.
7959 (class Output_data_zero_fill): New class.
7960 (Output_data_strtab::do_print_to_mapfile): New function.
7961 (Output_data_reloc_base::do_print_to_mapfile): New function.
7962 (Output_relocatable_relocs::do_print_to_mapfile): New function.
7963 (Output_data_group::do_print_to_mapfile): New function.
7964 (Output_data_got::do_print_to_mapfile): New function.
7965 (Output_data_dynamic::do_print_to_mapfile): New function.
7966 (Output_symtab_xindex::do_print_to_mapfile): New function.
7967 (class Output_section): Declare do_print_to_mapflie. Declare
7968 print_to_mapfile in Input_section.
7969 (class Output_segment): Declare new functions.
7970 * object.h (Sized_relobj::symbol_count): New function.
7971 * script-sections.cc
7972 (Output_section_element_dot_assignment::set_section_addresses):
7973 Change Output_data_fixed_space to Output_data_zero_fill.
7974 (Output_data_expression::do_print_to_mapfile): New function.
7975 * script.cc (read_input_script): Add mapfile parameter. Change
7977 * script.h (read_input_script): Update declaration.
7978 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
7979 (Eh_frame::do_print_to_mapfile): New function.
7980 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
7981 (Output_merge_string::do_print_to_mapfile): New function.
7982 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
7984 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
7986 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
7988 * Makefile.am (CCFILES): Add mapfile.cc.
7989 (HFILES): Add mapfile.h.
7990 * Makefile.in: Rebuild.
7992 2008-05-19 Ian Lance Taylor <iant@google.com>
7994 * options.h (class General_options): Add -z relro.
7995 * layout.cc (Layout::Layout): Initialize relro_segment_.
7996 (Layout::add_output_section_data): Return the output section.
7997 (Layout::make_output_section): Rcognize relro sections and mark
7999 (Layout::attach_allocated_section_to_segment): Put relro sections
8000 in a PT_GNU_RELRO segment.
8001 (Layout::create_initial_dynamic_sections): Mark the .dynamic
8003 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
8005 (Layout::linkonce_mapping): Map d.rel.ro.local to
8007 (Layout::output_section_name): Us .data.rel.ro.local for any
8008 section which begins with that.
8009 * layout.h (class Layout): Update add_output_section_data
8010 declaration. Add relro_segment_ field.
8011 * output.cc (Output_section::Output_section): Initialize is_relro_
8012 and is_relro_local_ fields.
8013 (Output_segment::add_output_section): Group relro sections.
8014 (Output_segment::is_first_section_relro): New function.
8015 (Output_segment::maximum_alignment): If there is a relro section,
8016 align the segment to the common page size.
8017 (Output_segment::set_section_addresses): Track whether we are
8018 looking at relro sections. If the last section is a relro
8019 section, align to the common page size.
8020 (Output_segment::set_section_list_addresses): Add in_relro
8021 parameter. Change all callers. Align to the page size when
8022 moving from relro to non-relro section.
8023 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
8025 * output.h (class Output_section): Add is_relro_ and
8026 is_relro_local_ fields.
8027 (Output_section::is_relro): New function.
8028 (Output_section::set_is_relro): New function.
8029 (Output_section::is_relro_local): New function.
8030 (Output_section::set_is_relro_local): New function.
8031 (class Output_segment): Update declarations.
8032 * i386.cc (Target_i386::got_section): Mark .got section as relro.
8033 * sparc.cc (Target_sparc::got_section): Likewise.
8034 * x86_64.cc (Target_x86_64::got_section): Likewise.
8035 * testsuite/relro_test_main.cc: New file.
8036 * testsuite/relro_test.cc: New file.
8037 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
8038 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
8039 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
8040 (relro_test.so, relro_test_pic.o): New targets.
8041 * testsuite/Makefile.in: Rebuild.
8043 2008-05-16 Ian Lance Taylor <iant@google.com>
8045 * output.cc (Output_segment::add_output_section): Remove front
8047 * output.h (class Output_segment): Remove
8048 add_initial_output_section and overloaded add_output_section.
8049 Update declaration of remaining add_output_section.
8050 * layout.cc (Layout::create_interp): Call add_output_section
8051 rather than add_initial_output_section.
8052 (Layout::finish_dynamic_section): Likewise.
8054 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
8055 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
8056 know the dynamic type.
8057 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
8058 field. Initialize it in constructor.
8059 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
8060 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
8061 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
8064 * output.cc (Output_reloc::get_address): Change return type to
8066 * output.h (class Output_reloc): Update get_address declaration.
8067 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
8068 for section addresses.
8070 2008-05-09 Ian Lance Taylor <iant@google.com>
8073 * gold.cc (gold_nomem): Use return value of write.
8075 2008-05-08 Ian Lance Taylor <iant@google.com>
8077 * symtab.c (Symbol::init_base_output_data): Add version
8078 parameter. Change all callers.
8079 (Symbol::init_base_output_segment): Likewise.
8080 (Symbol::init_base_constant): Likewise.
8081 (Symbol::init_base_undefined): Likewise.
8082 (Sized_symbol::init_output_data): Likewise.
8083 (Sized_symbol::init_output_segment): Likewise.
8084 (Sized_symbol::init_constant): Likewise.
8085 (Sized_symbol::init_undefined): Likewise.
8086 (Symbol_table::do_define_in_output_data): If the new symbol has a
8087 version, mark it as the default.
8088 (Symbol_table::do_define_in_output_segment): Likewise.
8089 (Symbol_table::do_define_as_constant): Likewise.
8090 * symtab.h (class Symbol): Update declarations.
8091 (class Sized_symbol): Likewise.
8092 * resolve.cc (Symbol::override_version): New function.
8093 (Symbol::override_base): Call override_version.
8094 (Symbol::override_base_with_special): Likewise.
8095 * testsuite/ver_script_8.script: New file.
8096 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
8097 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
8098 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
8099 (ver_test_8_1.so, ver_test_8_2.so): New targets.
8101 2008-05-06 Ian Lance Taylor <iant@google.com>
8104 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
8106 (class General_options): Remove existing --undefined, and add
8107 --no-undefined instead. Add new --undefined as synonym for -u.
8108 * archive.cc (Archive::add_symbols): Check whether symbol was
8110 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
8111 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
8112 all uses. Add IS_UNDEFINED. Update declarations to split
8113 different versions of init_base. Declare init_base_undefined.
8114 (Symbol::is_defined): Handle IS_UNDEFINED.
8115 (Symbol::is_undefined): Likewise.
8116 (Symbol::is_weak_undefined): Call is_undefined.
8117 (Symbol::is_absolute): Handle IS_CONSTANT.
8118 (class Sized_symbol): Update declarations to split different
8119 versions of init. Declare init_undefined.
8120 (class Symbol_table): Declare new functions.
8121 * symtab.cc (Symbol::init_base_object): Rename from init_base.
8123 (Symbol::init_base_output_data): Likewise.
8124 (Symbol::init_base_output_segment): Likewise.
8125 (Symbol::init_base_constant): Likewise.
8126 (Symbol::init_base_undefined): New function.
8127 (Sized_symbol::init_object): Rename from init. Change all
8129 (Sized_symbol::init_output_data): Likewise.
8130 (Sized_symbol::init_output_segment): Likewise.
8131 (Sized_symbol::init_constant): Likewise.
8132 (Sized_symbol::init_undefined): New function.
8133 (Symbol_table::add_undefined_symbols_from_command_line): New
8135 (Symbol_table::do_add_undefined_symbols_from_command_line): New
8137 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
8138 (Symbol::output_section): Likewise.
8139 (Symbol::set_output_section): Likewise.
8140 (Symbol_table::sized_finalize_symbol): Likewise.
8141 (Symbol_table::sized_write_globals): Likewise.
8142 * resolve.cc (Symbol_table::should_override): Likewise.
8143 (Symbol::override_base_with_special): Likewise.
8145 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
8146 symbol, change it to have default visibility.
8147 * testsuite/protected_1.cc: New file.
8148 * testsuite/protected_2.cc: New file.
8149 * testsuite/protected_3.cc: New file.
8150 * testsuite/protected_main_1.cc: New file.
8151 * testsuite/protected_main_2.cc: New file.
8152 * testsuite/protected_main_3.cc: New file.
8153 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
8154 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
8155 (protected_1_LDFLAGS, protected_1_LDADD): Define.
8156 (protected_1.so): New target.
8157 (protected_1_pic.o, protected_2_pic.o): New targets.
8158 (protected_3_pic.o): New target.
8159 (check_PROGRAMS): Add protected_2.
8160 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
8161 (protected_2_LDFLAGS, protected_2_LDADD): Define.
8162 * testsuite/Makefile.in: Rebuild.
8164 * options.h (DEFINE_var): Add set_user_set_##varname__.
8165 (DEFINE_bool_alias): New macro.
8166 (class General_options): Define -Bstatic using DEFINE_bool_alias
8167 rather than DEFINE_special. Add --undefined as an alias for -z
8169 * options.cc (General_options::parse_Bstatic): Remove.
8171 * options.h (class General_options): Add --fatal-warnings.
8172 * main.cc (main): Implement --fatal-warnings.
8173 * errors.h (Errors::warning_count): New function.
8175 * options.h (class General_options): Add -Bsymbolic-functions.
8176 * symtab.h (Symbol::is_preemptible): Check for
8177 -Bsymbolic-functions.
8179 2008-05-05 Ian Lance Taylor <iant@google.com>
8181 * options.h (DEFINE_bool): For DASH_Z, create the negative option
8182 as noVARNAME rather than no-VARNAME.
8183 (class General_options): Add option -z combreloc.
8184 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
8186 (Output_reloc::sort_before) [SHT_REL]: New function.
8187 (Output_reloc::sort_before) [SHT_RELA]: New function.
8188 (class Output_data_reloc_base): Add sort_relocs_ field. Define
8189 Sort_relocs_comparison.
8190 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
8191 parameter. Change all callers.
8192 (Output_data_reloc::Output_data_reloc) [both versions]: Add
8193 sort_relocs parameter. Change all callers.
8194 * output.cc (Output_reloc::get_address): New function, broken out
8196 (Output_reloc::write_rel): Call it.
8197 (Output_reloc::compare): New function.
8198 (Output_data_reloc_base::do_write): Optionally sort relocs.
8200 * configure.ac: If targ_extra_obj is set, link it in.
8201 * configure.tgt: Initialize all variables.
8202 (x86_64*): Set targ_extra_obj and targ_extra_size.
8203 * configure: Rebuild.
8205 * object.cc (Sized_relobj::include_section_group): Adjust section
8206 indexes read from group data. Build vector to pass to
8208 * layout.cc (Layout::layout_group): Add flags and shndxes
8209 parameters. Remove contents parameter. Change caller. Update
8210 explicit instantiations.
8211 * layout.h (class Layout): Update layout_group declaration.
8212 * output.cc (Output_data_group::Output_data_group): Add flags and
8213 input_shndxes parameters. Remove contents parameter. Change
8215 (Output_data_group::do_write): Change input_sections_ to
8217 * output.h (class Output_data_group): Update constructor
8218 declaration. Rename input_sections_ to input_shndxes_.
8219 * testsuite/many_sections_test.cc: Add template.
8221 2008-04-30 Cary Coutant <ccoutant@google.com>
8223 * target-reloc.h (relocate_section): Fix dead-pointer bug.
8225 * layout.cc (Layout::include_section): Refactored check for debug
8227 (Layout::add_comdat): Add new parameters. Change type
8228 of signature parameter. Add object and shndx to signatures table.
8229 (Layout::find_kept_object): New function.
8230 * layout.h: Include <cstring>.
8231 (Layout::is_debug_info_section): New function.
8232 (Layout::add_comdat): Add new parameters.
8233 (Layout::find_kept_object): New function.
8234 (Layout::Kept_section): New struct.
8235 (Layout::Signatures): Change type of map range.
8236 * object.cc (Relobj::output_section_address): New function.
8237 (Sized_relobj::include_section_group): Add new parameters. Change
8238 calls to Layout::add_comdat. Change to build table of kept comdat
8239 groups and table mapping discarded sections to kept sections.
8240 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
8241 (Sized_relobj::do_layout): Change calls to include_section_group and
8242 include_linkonce_section.
8243 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
8244 value to zero when section is discarded.
8245 (Sized_relobj::map_to_kept_section): New function.
8246 * object.h (Relobj::output_section_address): New function.
8247 (Relobj::Comdat_group): New type.
8248 (Relobj::find_comdat_group): New function.
8249 (Relobj::Comdat_group_table): New type.
8250 (Relobj::Kept_comdat_section): New type.
8251 (Relobj::Kept_comdat_section_table): New type.
8252 (Relobj::add_comdat_group): New function.
8253 (Relobj::set_kept_comdat_section): New function.
8254 (Relobj::get_kept_comdat_section): New function.
8255 (Relobj::comdat_groups_): New field.
8256 (Relobj::kept_comdat_sections_): New field.
8257 (Symbol_value::input_value): Update comment.
8258 (Sized_relobj::map_to_kept_section) New function.
8259 (Sized_relobj::include_linkonce_section): Add new parameter.
8260 * target-reloc.h (Comdat_behavior): New type.
8261 (get_comdat_behavior): New function.
8262 (relocate_section): Add code to map a discarded section to the
8263 corresponding kept section when applying a relocation.
8265 2008-04-30 Craig Silverstein <csilvers@google.com>
8267 * dwarf_reader.cc (next_generation_count): New static var.
8268 (Addr2line_cache_entry): New struct.
8269 (addr2line_cache): New static var.
8270 (Dwarf_line_info::one_addr2line): Added caching.
8271 (Dwarf_line_info::clear_addr2line_cache): New function.
8272 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
8273 cache-size parameter.
8274 (Dwarf_line_info::one_addr2line_cache): New function.
8275 * symtab.cc (Symbol_table::detect_odr_violations): Pass
8276 new cache-size argument to one_addr2line(), and clear cache.
8278 2008-04-28 Cary Coutant <ccoutant@google.com>
8280 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
8281 R_386_PC8 relocations.
8283 2008-04-23 Ian Lance Taylor <iant@google.com>
8285 * object.cc (Sized_relobj::include_section_group): Check for
8286 invalid section group.
8288 * object.cc (make_elf_object): Correct test for 64-bit ELF file
8291 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
8292 than read for file header.
8293 * archive.cc (Archive::include_member): Likewise.
8295 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
8297 * aclocal.m4: Regenerate.
8298 * configure: Regenerate.
8300 2008-04-19 Ian Lance Taylor <iant@google.com>
8302 * version.cc (version_string): Bump to 1.6.
8304 * testsuite/Makefile.am (many_sections_r_test): New target.
8305 (many_sections_r_test_SOURCES): Remove.
8306 (many_sections_r_test_DEPENDENCIES): Remove.
8307 (many_sections_r_test_LDFLAGS): Remove.
8308 (many_sections_r_test_LDADD): Remove.
8310 * object.cc (Sized_relobj::do_add_symbols): Always pass
8311 local_symbol_count_ to add_from_relobj.
8313 * testsuite/Makefile.am (many_sections_check.h): Only check one in
8314 every thousand variables.
8315 * testsuite/Makefile.in: Rebuild.
8317 * object.cc (Xindex::initialize_symtab_xindex): New function.
8318 (Xindex::read_symtab_xindex): New function.
8319 (Xindex::sym_xindex_to_shndx): New function.
8320 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
8322 (Sized_relobj::do_initialize_xindex): New function.
8323 (Sized_relobj::do_read_symbols): Adjust section links.
8324 (Sized_relobj::symbol_section_and_value): Add is_ordinary
8325 parameter. Change all callers.
8326 (Sized_relobj::include_section_group): Adjust section links and
8327 symbol section indexes.
8328 (Sized_relobj::do_layout): Adjust section links.
8329 (Sized_relobj::do_count_local_symbols): Adjust section links and
8330 symbol section indexes.
8331 (Sized_relobj::do_finalize_local_symbols): Distinguish between
8332 ordinary and special symbols.
8333 (Sized_relobj::write_local_symbols): Add symtab_xindex and
8334 dynsym_xindex parameters. Change all callers. Adjust section
8335 links. Use SHN_XINDEX when needed.
8336 (Sized_relobj::get_symbol_location_info): Adjust section links.
8337 Don't get fooled by special symbols.
8338 * object.h (class Xindex): Define.
8339 (class Object): Add xindex_ parameter. Declare virtual functoin
8340 do_initialize_xindex.
8341 (Object::adjust_sym_shndx): New function.
8342 (Object::set_xindex): New protected function.
8343 (class Symbol_value): Add is_ordinary_shndx_ field.
8344 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
8345 (Symbol_value::value): Assert ordinary section.
8346 (Symbol_value::initialize_input_to_output_map): Likewise.
8347 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
8349 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
8351 (class Sized_relobj): Update declarations.
8352 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
8353 parameter. Change all callers.
8354 (Sized_relobj::adjust_shndx): New function.
8355 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
8357 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
8358 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
8359 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
8360 (Sized_dynobj::read_dynsym_section): Adjust section links.
8361 (Sized_dynobj::read_dynamic): Likewise.
8362 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
8364 (Sized_dynobj::do_initialize_xindex): New function.
8365 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
8366 do_initialize_xindex.
8367 (Sized_dynobj::adjust_shndx): New function.
8368 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
8369 dynsym_xindex_ fields.
8370 (Layout::finalize): Add a call to set_section_indexes before
8371 creating the symtab sections.
8372 (Layout::set_section_indexes): Don't do anything if the section
8373 already has a section index.
8374 (Layout::create_symtab_sections): Add shnum parameter. Change
8375 caller. Create .symtab_shndx section if needed.
8376 (Layout::create_shdrs): Add shstrtab_section parameter. Change
8378 (Layout::allocated_output_section_count): New function.
8379 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
8381 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
8382 fields. Update declarations.
8383 (Layout::symtab_xindex): New function.
8384 (Layout::dynsym_xindex): New function.
8385 (class Write_symbols_task): Add layout_ field.
8386 (Write_symbols_task::Write_symbols_task): Add layout parameter.
8388 * output.cc (Output_section_headers::Output_section_headers): Add
8389 shstrtab_section parameter. Change all callers.
8390 (Output_section_headers::do_sized_write): Store overflow values
8391 for section count and section string table section index in
8392 section header zero.
8393 (Output_file_header::do_sized_write): Check for overflow of
8394 section count and section string table section index.
8395 (Output_symtab_xindex::do_write): New function.
8396 (Output_symtab_xindex::endian_do_write): New function.
8397 * output.h (class Output_section_headers): Add shstrtab_section_.
8398 Update declarations.
8399 (class Output_symtab_xindex): Define.
8400 (Output_section::has_out_shndx): New function.
8401 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
8403 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
8405 (Sized_symbol::init): Likewise.
8406 (Symbol::output_section): Check for ordinary symbol.
8407 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
8408 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
8410 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
8411 Change all callers. Simplify handling of symbols from sections
8412 not included in the link.
8413 (Symbol_table::add_from_dynobj): Handle ordinary symbol
8415 (Weak_alias_sorter::operator()): Assert that symbols are
8417 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
8419 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
8420 parameters. Change all callers.
8421 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
8422 symbol distinction. Use SHN_XINDEX when needed.
8423 (Symbol_table::write_section_symbol): Add symtab_xindex
8424 parameter. Change all callers.
8425 (Symbol_table::sized_write_section_symbol): Likewise. Use
8426 SHN_XINDEX when needed.
8427 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
8429 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
8430 (Symbol::is_defined): Check is_ordinary.
8431 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
8432 (Symbol::is_absolute, Symbol::is_common): Likewise.
8433 (class Sized_symbol): Update declarations.
8434 (class Symbol_table): Update declarations.
8435 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
8436 parameters. Change all callers.
8437 (Sized_symbol::override): Likewise.
8438 (Symbol_table::override): Likewise.
8439 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
8440 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
8441 is_ordinary, and orig_st_shndx parameters. Change all callers.
8442 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
8443 to be in an ordinary section.
8444 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
8445 object and is_ordinary parameters. Change all callers.
8446 (Sized_dwarf_line_info::read_relocs): Add object parameter.
8447 Change all callers. Don't add undefined or non-ordinary symbols
8449 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
8451 * dwarf_reader.h (class Sized_dwarf_line_info): Update
8453 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
8454 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
8455 (Sized_relobj::relocate_sections): Likewise.
8456 * target-reloc.h (scan_relocs): Adjust section symbol index.
8457 (scan_relocatable_relocs): Likewise.
8458 * i386.cc (Scan::local): Check for ordinary symbols.
8459 * sparc.cc (Scan::local): Likewise.
8460 * x86_64.cc (Scan::local): Likewise.
8461 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
8462 to symbol_section_and_value.
8463 * testsuite/many_sections_test.cc: New file.
8464 * testsuite/Makefile.am (BUILT_SOURCES): Define.
8465 (check_PROGRAMS): Add many_sections_test.
8466 (many_sections_test_SOURCES): Define.
8467 (many_sections_test_DEPENDENCIES): Define.
8468 (many_sections_test_LDFLAGS): Define.
8469 (BUILT_SOURCES): Add many_sections_define.h.
8470 (many_sections_define.h): New target.
8471 (BUILT_SOURCES): Add many_sections_check.h.
8472 (many_sections_check.h): New target.
8473 (check_PROGRAMS): Add many_sections_r_test.
8474 (many_sections_r_test_SOURCES): Define.
8475 (many_sections_r_test_DEPENDENCIES): Define.
8476 (many_sections_r_test_LDFLAGS): Define.
8477 (many_sections_r_test_LDADD): Define.
8478 (many_sections_r_test.o): New target.
8479 * testsuite/Makefile.in: Rebuild.
8481 2008-04-17 Cary Coutant <ccoutant@google.com>
8483 * errors.cc (Errors::info): New function.
8484 (gold_info): New function.
8485 * errors.h (Errors::info): New function.
8486 * gold.h (gold_info): New function.
8487 * object.cc (Input_objects::add_object): Print trace output.
8488 * options.cc (options::parse_set): New function.
8489 (General_options::parse_wrap): Deleted.
8490 (General_options::General_options): Deleted initializer.
8491 * options.h (options::String_set): New typedef.
8492 (options::parse_set): New function.
8493 (DEFINE_set): New macro.
8494 (General_options::wrap): Changed to use DEFINE_set. Changed
8495 callers of any_wrap_symbols and is_wrap_symbol.
8496 (General_options::trace, General_options::trace_symbol):
8498 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
8499 (General_options::wrap_symbols_): Deleted.
8500 * symtab.cc (Symbol_table::add_from_object): Print trace output.
8502 2008-04-17 David S. Miller <davem@davemloft.net>
8504 * options.cc (General_options::parse_V): New function.
8505 * options.h: Add entries for -V and -Qy.
8507 2008-04-17 Ian Lance Taylor <iant@google.com>
8509 * common.cc (Symbol_table::allocate_commons): Remove options
8510 parameter. Change caller.
8511 (Symbol_table::do_allocate_commons): Remove options parameter.
8512 Change caller. Just call do_allocate_commons_list twice.
8513 (Symbol_table::do_allocate_commons_list): New function, broken out
8514 of do_allocate_commons.
8515 * common.h (class Allocate_commons_task): Remove options_ field.
8517 * symtab.cc (Symbol_table::Symbol_table): Initialize
8519 (Symbol_table::add_from_object): Put TLS common symbols on
8521 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
8522 which are IN_OUTPUT_DATA.
8523 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
8524 allocate_commons and do_allocate_commons declarations. Declare
8525 do_allocate_commons_list.
8526 * gold.cc (queue_middle_tasks): Update creation of
8527 Allocate_commons_task to not pass options.
8528 * testsuite/Makefile.am (INCLUDES): Add -I.. .
8529 (TLS_TEST_C_FLAGS): New variable.
8530 (tls_test_c_pic.o): New target.
8531 (tls_test_shared.so): Link in tls_test_c_pic.o.
8532 (tls_test_c_pic_ie.o): New target.
8533 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
8534 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
8535 (tls_test_c.o): New target.
8536 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
8537 (tls_pic_test_LDADD): Likewise.
8538 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
8539 (tls_shared_gd_to_ie_test_LDADD): Likewise.
8540 (tls_test_c_gnu2.o): New target.
8541 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
8543 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
8544 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
8545 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
8546 * testsuite/tls_test.cc: Include "config.h".
8547 (t_last): Call t11_last.
8548 * testsuite/tls_test.h (t11, t11_last): Declare.
8549 * testsuite/tls_test_c.c: New file.
8550 * testsuite/tls_test_main.cc (thread_routine): Call t11.
8551 * configure.ac: Check for OpenMP support.
8552 * configure, config.in, Makefile.in: Rebuild.
8553 * testsuite/Makefile.in: Rebuild.
8555 2008-04-16 Cary Coutant <ccoutant@google.com>
8557 * i386.cc (Target_i386::define_tls_base_symbol): New function.
8558 (Target_i386::tls_base_symbol_defined_): New field.
8559 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8560 (Target_i386::Scan::global): Likewise.
8561 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
8562 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
8563 (Target_x86_64::tls_base_symbol_defined_): New field.
8564 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
8565 (Target_x86_64::Scan::global): Likewise.
8567 2008-04-16 Cary Coutant <ccoutant@google.com>
8569 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
8570 (Symbol::needs_plt_entry): Allow weak undefined symbols.
8571 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
8572 building shared libraries.
8573 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
8574 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
8575 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
8576 * testsuite/Makefile.in: Rebuild.
8577 * testsuite/weak_undef.h: New file.
8578 * testsuite/weak_undef_file1.cc: Add extra test cases.
8579 * testsuite/weak_undef_file2.cc: Likewise.
8580 * testsuite/weak_undef_test.cc: Likewise.
8582 2008-04-16 David S. Miller <davem@davemloft.net>
8584 * sparc.cc (Target_sparc::Scan): Change from struct to class.
8585 Add issued_non_pic_error_ field. Declare check_non_pic.
8586 (Target_sparc::Scan::check_non_pic): New function.
8587 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
8588 (Target_sparc::Scan::global): Likewise.
8590 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
8591 * configure: Rebuild.
8593 * options.h (DEFINE_enable): New macro.
8594 (new_dtags): New enable option.
8595 (initfirst, interpose, loadfltr, nodefaultlib,
8596 nodelete, nodlopen, nodump): New -z options.
8597 * layout.cc (Layout:finish_dynamic_section): If new
8598 dtags enabled, emit DT_RUNPATH. Also, emit a
8599 DT_FLAGS_1 containing any specified -z flags.
8601 2008-04-16 Ian Lance Taylor <iant@google.com>
8603 * copy-relocs.cc: New file.
8604 * copy-relocs.h: New file.
8605 * reloc.cc: Remove Copy_relocs code.
8606 * reloc.h: Likewise.
8607 * reloc-types.h (struct Reloc_types) [both versions]: Add
8608 get_reloc_addend_noerror.
8609 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
8610 variants of add_global which take an addend which must be zero.
8611 * i386.cc: Include "copy-relocs.h".
8612 (class Target_i386): Change type of copy_relocs_ to variable,
8614 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
8616 (Target_i386::do_finalize_sections): Change handling of
8618 * sparc.cc: Include "copy-relocs.h".
8619 (class Target_sparc): Change type of copy_relocs_ to variable,
8621 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
8623 (Target_sparc::do_finalize_sections): Change handling of
8625 * x86_64.cc: Include "copy-relocs.h".
8626 (class Target_x86_64): Change type of copy_relocs_ to variable,
8628 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
8629 class. Change all callers.
8630 (Target_x86_64::do_finalize_sections): Change handling of
8632 * Makefile.am (CCFILES): Add copy-relocs.cc.
8633 (HFILES): Add copy-relocs.h.
8635 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
8637 * testsuite/script_test_4.sh: Permit leading zeroes.
8639 2008-04-15 Ian Lance Taylor <iant@google.com>
8641 * script-sections.cc (Script_sections::create_segments): Use
8642 header_size_adjustment even when there is enough room for the
8644 * testsuite/script_test_4.sh: New file.
8645 * testsuite/script_test_4.t: New file.
8646 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
8647 (check_DATA): Add script_test_4.stdout.
8648 (MOSTLYCLEANFILES): Likewise.
8649 (script_test_4): New target.
8650 (script_test_4.stdout): New target.
8651 * testsuite/Makefile.in: Rebuild.
8653 * sparc.cc: Add definitions for Output_data_plt_sparc class
8656 2008-04-14 David S. Miller <davem@davemloft.net>
8658 * sparc.cc: New file.
8659 * Makefile.am (TARGETSOURCES): Add sparc.cc
8660 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
8661 * configure.tgt: Document targ_extra_size and
8662 targ_extra_big_endian. Add entries for sparc-* and
8664 * configure.ac: Handle targ_extra_size and
8665 targ_extra_big_endian.
8666 * Makefile.in: Rebuild.
8667 * configure: Likewise.
8668 * po/POTFILES.in: Likewise.
8669 * po/gold.pot: Likewise.
8671 2008-04-14 Ian Lance Taylor <iant@google.com>
8673 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
8674 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
8675 in the name/type/flags to section mapping. Don't call
8676 allocate_output_section.
8677 (Layout::choose_output_section): Change parameter from adjust_name
8678 to is_input_section. Don't permit input sections after sections
8679 are attached to segments. Don't call allocate_output_section.
8680 (Layout::layout_eh_frame): Call update_flags_for_input_section,
8681 not write_enable_output_section.
8682 (Layout::make_output_section): Don't push to
8683 unattached_section_list_ nor call attach_to_segment. Call
8684 attach_section_to_segment if sections are attached.
8685 (Layout::attach_sections_to_segments): New function.
8686 (Layout::attach_section_to_segment): New function.
8687 (Layout::attach_allocated_section_to_segment): Rename from
8688 attach_to_segment. Remove flags parameter.
8689 (Layout::allocate_output_section): Remove function.
8690 (Layout::write_enable_output_section): Remove function.
8691 * layout.h (class Layout): Update for above changes. Add new
8692 field sections_are_attached_.
8693 * output.h (Output_section::update_flags_for_input_section): New
8695 * output.cc (Output_section::add_input_section): Call
8696 update_flags_for_input_section.
8697 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
8699 2008-04-11 Cary Coutant <ccoutant@google.com>
8701 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
8702 thought unnecessary.
8703 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
8705 2008-04-11 Ian Lance Taylor <iant@google.com>
8707 * output.h (class Output_section_data): Remove inline definition
8709 * output.cc (Output_section_data::set_addralign): New function.
8711 2008-04-11 Cary Coutant <ccoutant@google.com>
8713 Add support for TLS descriptors for i386 and x86_64.
8714 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
8715 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
8716 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
8718 (Target_i386::got_mod_index_entry): Remove unnecessary code.
8719 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
8720 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
8722 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
8723 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
8724 Fix problem with initial-exec relocations.
8725 (Target_i386::Relocate::relocate_tls): Likewise.
8726 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
8728 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
8729 support for section-plus-offset dynamic table entries.
8730 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
8731 (Output_data_dynamic::Dynamic_entry): Add support for
8732 section-plus-offset dynamic table entries.
8733 (Output_data_dynamic::Classification): Likewise.
8734 (Output_data_dynamic::classification_): Renamed offset_.
8735 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
8736 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
8737 (Target_x86_64::make_plt_section): New function.
8738 (Target_x86_64::reserve_tlsdesc_entries): New function.
8739 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
8740 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
8741 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
8742 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
8743 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
8744 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
8745 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
8746 add extra PLT entry for TLS descriptors.
8747 (Output_data_plt_x86_64::got_): New field.
8748 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
8749 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
8751 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
8753 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
8754 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
8755 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
8756 R_386_TLS_DESC_CALL relocations.
8757 (Target_x86_64::Scan::global): Likewise.
8758 (Target_x86_64::do_finalize_sections): Add dynamic table entries
8759 for TLS descriptors.
8760 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
8761 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
8762 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
8763 GD-to-IE relaxation.
8764 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
8765 and TLS_DESCRIPTORS.
8766 * Makefile.in: Rebuild.
8767 * configure: Rebuild.
8768 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
8769 (tls_test_shared2.so): New target.
8770 (tls_shared_gd_to_ie_test_SOURCES): New variable.
8771 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
8772 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
8773 (tls_shared_gd_to_ie_test_LDADD): New variable.
8774 (tls_shared_gnu2_gd_to_ie_test): New target.
8775 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
8777 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
8778 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
8779 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
8780 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
8781 (tls_shared_gnu2_test): New target.
8782 (tls_test_gnu2_shared.so): New target.
8783 (tls_shared_gnu2_test_SOURCES): New variable.
8784 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
8785 (tls_shared_gnu2_test_LDFLAGS): New variable.
8786 (tls_shared_gnu2_test_LDADD): New variable.
8787 * testsuite/Makefile.in: Rebuild.
8788 * testsuite/Makefile.
8790 2008-04-11 Ian Lance Taylor <iant@google.com>
8792 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
8794 * testsuite/Makefile.in: Rebuild.
8796 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
8798 * testsuite/script_test_2.cc (main): Adjust test.
8800 2008-04-11 David S. Miller <davem@davemloft.net>
8801 Ian Lance Taylor <iant@google.com>
8803 * options.h (General_options): Add entries for '-Y' and
8805 * options.cc (General_options:finalize): If -Y was used, add those
8806 entries to the library path instead of the default "/lib" and
8809 2008-04-11 David S. Miller <davem@davemloft.net>
8811 * testsuite/justsyms.t: Start at 0x100.
8812 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
8813 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
8815 * testsuite/script_test_2.cc: Adjust string and section length
8818 2008-04-09 Ian Lance Taylor <iant@google.com>
8821 * script-sections.cc (Sections_element::allocate_to_segment): Add
8823 (Output_section_definition::allocate_to_segment): Likewise.
8824 (Orphan_output_section::allocate_to_segment): Likewise.
8825 (Script_sections::attach_sections_using_phdrs_clause): Don't
8826 propagate non-PT_LOAD segments to orphan sections.
8827 * testsuite/Makefile.am (script_test_3.stdout): Generate using
8828 readelf rather than objdump.
8829 * testsuite/script_test_3.sh: Adjust accordingly. Test that
8830 .interp section and PT_INTERP segment are the same size.
8831 * testsuite/Makefile.in: Rebuild.
8833 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
8834 aliases for symbols defined in the same object.
8835 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
8836 (weak_alias_test_SOURCES): New variable.
8837 (weak_alias_test_DEPENDENCIES): New variable.
8838 (weak_alias_test_LDFLAGS): New variable.
8839 (weak_alias_test_LDADD): New variable.
8840 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
8841 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
8842 (weak_alias_test_3.o): New target.
8843 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
8844 * testsuite/weak_alias_test_main.cc: New file.
8845 * testsuite/weak_alias_test_1.cc: New file.
8846 * testsuite/weak_alias_test_2.cc: New file.
8847 * testsuite/weak_alias_test_3.cc: New file.
8849 2008-04-08 Ian Lance Taylor <iant@google.com>
8851 * options.h (class General_options): Add --noinhibit-exec option.
8852 * main.cc (main): Check --noinhibit-exec.
8854 * options.h (class General_options): Define --wrap as a special
8855 option. Add wrap_symbols_ field.
8856 (General_options::any_wrap_symbols): New function.
8857 (General_options::is_wrap_symbol): New function.
8858 * options.cc (General_options::parse_wrap): New function.
8859 (General_options::General_options): Initialize wrap_symbols_.
8860 * symtab.cc (Symbol_table::wrap_symbol): New function.
8861 (Symbol_table::add_from_object): Handle --wrap.
8862 * symtab.h (class Symbol_table): Declare wrap_symbol.
8863 * target.h (Target::wrap_char): New function.
8864 (Target::Target_info): Add wrap_char field.
8865 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
8866 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8867 * testsuite/testfile.cc (Target_test::test_target_info):
8870 * errors.cc (Errors::undefined_symbol): Mention symbol version if
8873 * layout.h (class Layout): Add added_eh_frame_data_ field.
8874 * layout.cc (Layout::Layout): Initialize new field.
8875 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
8876 output section until we find a section we merged successfully.
8877 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
8878 that the size be non-zero.
8880 * merge.cc (Object_merge_map::get_output_offset): Remove inline
8883 2008-04-08 Craig Silverstein <csilvers@google.com>
8885 * configure.ac: Export new conditional variable HAVE_ZLIB.
8886 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
8888 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
8889 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8891 2008-04-07 Ian Lance Taylor <iant@google.com>
8893 * version.cc (version_string): Set to "1.5".
8895 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
8896 Add issued_non_pic_error_ field. Declare check_non_pic.
8897 (Target_x86_64::Scan::check_non_pic): New function.
8898 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
8899 (Target_x86_64::Scan::global): Likewise.
8901 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
8902 addend parameter. Change caller. Handle merge sections.
8903 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
8904 Address to Addend. Don't add in the result of
8905 local_section_offset, pass down the addend and use the returned
8907 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
8908 Update declarations of local_section_offset and symbol_value.
8909 * testsuite/two_file_test_1.cc (t18): New function.
8910 * testsuite/two_file_test_2.cc (f18): New function.
8911 * testsuite/two_file_test_main.cc (main): Call t18.
8912 * testsuite/two_file_test.h (t18, f18): Declare.
8914 * configure.ac: Don't test for objdump, c++filt, or readelf.
8915 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
8917 (TEST_READELF): New variable.
8918 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
8919 (check_PROGRAMS): Add two_file_strip_test.
8920 (two_file_strip_test): New target.
8921 (check_PROGRAMS): Add two_file_same_shared_strip_test.
8922 (two_file_same_shared_strip_test_SOURCES): New variable.
8923 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
8924 (two_file_same_shared_strip_test_LDFLAGS): New variable.
8925 (two_file_same_shared_strip_test_LDADD): New variable.
8926 (two_file_shared_strip.so): New target.
8927 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
8928 (ver_test_5.syms, ver_test_7.syms): Likewise.
8929 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
8930 (strip_test_3.stdout): Use TEST_OBJDUMP.
8931 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
8933 2008-04-04 Cary Coutant <ccoutant@google.com>
8935 * symtab.h (Symbol::is_weak_undefined): New function.
8936 (Symbol::is_strong_undefined): New function.
8937 (Symbol::is_absolute): New function.
8938 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
8939 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
8941 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
8942 (weak_undef_test): New target.
8943 * testsuite/Makefile.in: Rebuild.
8944 * testsuite/weak_undef_file1.cc: New file.
8945 * testsuite/weak_undef_file2.cc: New file.
8946 * testsuite/weak_undef_test.cc: New file.
8948 2008-04-03 Craig Silverstein <csilvers@google.com>
8950 * compressed_output.h (class Output_compressed_section): Use
8952 * compressed_output.cc (zlib_compress): Use unsigned buffers,
8954 (zlib_compressed_suffix): Removed.
8955 (Output_compressed_section::set_final_data_size): Use unsigned
8957 * testsuite/Makefile.am (flagstest_compress_debug_sections):
8958 Fix linker invocation.
8959 (flagstest_o_specialfile_and_compress_debug_sections):
8961 * testsuite/Makefile.in: Regenerated.
8963 2008-04-02 David S. Miller <davem@davemloft.net>
8965 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
8966 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
8968 2008-04-02 Craig Silverstein <csilvers@google.com>
8972 2008-04-02 Ian Lance Taylor <iant@google.com>
8974 * fileread.cc (File_read::find_view): Add byteshift and vshifted
8975 parameters. Update for new key type to views_. Change all
8977 (File_read::read): Adjust for byteshift in returned view.
8978 (File_read::add_view): New function, broken out of
8980 (File_read::make_view): New function, broken out of
8982 (File_read::find_or_make_view): Add offset and aligned
8983 parameters. Rewrite accordingly. Change all callers.
8984 (File_read::get_view): Add offset and aligned parameters. Adjust
8985 for byteshift in return value.
8986 (File_read::get_lasting_view): Likewise.
8987 * fileread.h (class File_read): Update declarations.
8988 (class File_read::View): Add byteshift_ field. Add byteshift to
8989 constructor. Add byteshift method.
8990 * archive.h (Archive::clear_uncached_views): New function.
8991 (Archive::get_view): Add aligned parameter. Change all callers.
8992 * object.h (Object::get_view): Add aligned parameter. Change all
8994 (Object::get_lasting_view): Likewise.
8996 * fileread.cc (File_read::release): Don't call clear_views if
8997 there are multiple objects.
8998 * fileread.h (File_read::clear_uncached_views): New function.
8999 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
9002 2008-03-31 Cary Coutant <ccoutant@google.com>
9004 Add thin archive support.
9005 * archive.cc (Archive::armagt): New const.
9006 (Archive::setup): Remove task parameter and calls to unlock.
9007 (Archive::unlock_nested_archives): New function.
9008 (Archive::read_header): Add nested_off parameter. Change
9010 (Archive::interpret_header): Likewise.
9011 (Archive::include_all_members): Change to handle thin
9013 (Archive::include_member): Likewise.
9014 * archive.h (Archive::Archive): Add new parameters and
9016 (Archive::armagt): New const.
9017 (Archive::setup): Remove task parameter.
9018 (Archive::unlock_nested_archives): New function.
9019 (Archive::read_header): Add nested_off parameter.
9020 (Archive::interpret_header): Likewise.
9021 (Archive::Nested_archive_table): New typedef.
9022 (Archive::is_thin_archive_): New field.
9023 (Archive::nested_archives_): New field.
9024 (Archive::options_): New field.
9025 (Archive::dirpath_): New field.
9026 (Archive::task_): New field.
9027 * readsyms.cc (Read_symbols::do_read_symbols): Add check
9028 for thin archives. Pass additional parameters to
9029 Archive::Archive. Unlock the archive file after calling
9032 2008-03-29 Ian Lance Taylor <iant@google.com>
9034 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
9035 version symbol to be local.
9036 * testsuite/ver_test_4.sh: New file.
9037 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
9038 (check_DATA): Add ver_test_4.syms.
9039 (ver_test_4.syms): New target.
9040 * testsuite/Makefile.in: Rebuild.
9043 (Output_section::Input_section_sort_entry::has_priority): New
9045 (Output_section::Input_section_sort_entry::match_file_name): New
9047 (Output_section::Input_section_sort_entry::match_section_name):
9049 (Output_section::Input_section_sort_entry::match_section_name_prefix):
9051 (Output_section::Input_section_sort_entry::match_section_file):
9053 (Output_section::Input_section_sort_compare::operator()): Rewrite
9054 using new Input_section_sort_entry functions. Sort crtbegin and
9055 crtend first. Sort sections with no priority before sections with
9057 * testsuite/initpri1.c (d3): Check j != 4.
9058 (cd5): New constructor/destructor function.
9059 (main): Check j != 2.
9061 * symtab.cc (Symbol_table::add_from_object): If we don't use the
9062 new symbol when resolving, don't call set_is_default.
9063 * testsuite/ver_test_7.cc: New file.
9064 * testsuite/ver_test_7.sh: New file.
9065 * testsuite/Makefile.am (ver_test_7.so): New target.
9066 (ver_test_7.o): New target.
9067 (check_SCRIPTS): Add ver_test_7.sh.
9068 (check_DATA): Add ver_test_7.syms.
9069 (ver_test_7.syms): New target.
9071 2008-03-28 Ian Lance Taylor <iant@google.com>
9073 * layout.cc (Layout::layout): If we see an input section with a
9074 name that needs sorting, set the must_sort flag for the output
9076 (Layout::make_output_section): If the name of the output section
9077 indicates that it might require sorting, set the may_sort flag.
9078 * output.h (Output_section::may_sort_attached_input_sections): New
9080 (Output_section::set_may_sort_attached_input_sections): New
9082 (Output_section::must_sort_attached_input_sections): New
9084 (Output_section::set_must_sort_attached_input_sections): New
9086 (class Output_section): Declare Input_section_sort_entry. Define
9087 Input_section_sort_compare. Declare
9088 sort_attached_input_sections. Add new fields:
9089 may_sort_attached_input_sections_,
9090 must_sort_attached_input_sections_,
9091 attached_input_sections_are_sorted_.
9092 * output.cc (Output_section::Output_section): Initialize new
9094 (Output_section::add_input_section): Add an entry to
9095 input_sections_ if may_sort or must_sort are true.
9096 (Output_section::set_final_data_size): Call
9097 sort_attached_input_sections if necessary.
9098 (Output_section::Input_section_sort_entry): Define new class.
9099 (Output_section::Input_section_sort_compare::operator()): New
9101 (Output_section::sort_attached_input_sections): New function.
9102 * configure.ac: Check whether the compiler supports constructor
9103 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
9104 * testsuite/initpri1.c: New file.
9105 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
9106 CONSTRUCTOR_PRIORITY.
9107 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
9108 (initpri1_LDFLAGS): New variable.
9109 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
9111 2008-03-27 Ian Lance Taylor <iant@google.com>
9113 * common.cc (Sort_commons::operator): Correct sorting algorithm.
9114 * testsuite/common_test_1.c: New file.
9115 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
9116 (common_test_1_SOURCES): New variable.
9117 (common_test_1_DEPENDENCIES): New variable.
9118 (common_test_1_LDFLAGS): New variable.
9120 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
9121 and commons_ correctly when NAME/VERSION does not override
9123 * testsuite/ver_test_6.c: New file.
9124 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
9125 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
9126 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
9128 2008-03-26 Ian Lance Taylor <iant@google.com>
9130 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
9131 of an undefined symbol from a version script.
9132 * testsuite/Makefile.am (ver_test_5.so): New target.
9133 (ver_test_5.o): New target.
9134 (check_SCRIPTS): Add ver_test_5.sh.
9135 (check_DATA): Add ver_test_5.syms.
9136 (ver_test_5.syms): New target.
9137 * testsuite/ver_test_5.cc: New file.
9138 * testsuite/ver_test_5.script: New file.
9139 * testsuite/ver_test_5.sh: New file.
9140 * Makefile.in, testsuite/Makefile.in: Rebuild.
9143 Fix problems building gold with gcc 4.3.0.
9144 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
9145 (gold_error_at_location, gold_warning_at_location): Use it.
9146 * configure.ac: Check whether we can compile and use a template
9147 function with a printf attribute.
9148 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
9149 when jumping over bytes.
9150 * object.cc: Instantiate Object::read_section_data.
9151 * debug.h: Include <cstring>
9152 * dwarf_reader.cc: Include <algorithm>
9153 * main.cc: Include <cstring>.
9154 * options.cc: Include <cstring>.
9155 * output.cc: Include <cstring>.
9156 * script.cc: Include <cstring>.
9157 * script.h: Include <string>.
9158 * symtab.cc: Include <cstring> and <algorithm>.
9159 * target-select.cc: Include <cstring>.
9160 * version.cc: Include <string>.
9161 * testsuite/testmain.cc: Include <cstdlib>.
9162 * configure, config.in: Rebuild.
9164 2008-03-25 Ian Lance Taylor <iant@google.com>
9166 * options.cc: Include "../bfd/bfdver.h".
9167 (options::help): Print bug reporting address.
9169 * version.cc (print_version): Adjust output for current value of
9174 * options.cc (options::help): Print list of supported targets.
9175 * target-select.h: Include <vector>.
9176 (class Target_selector): Make machine_, size_, and is_big_endian_
9177 fields const. Add bfd_name_ and instantiated_target_ fields.
9178 (Target_selector::Target_selector): Add bfd_name parameter.
9179 (Target_selector::recognize): Make non-virtual, call
9181 (Target_selector::recognize_by_name): Make non-virtual, call
9182 do_recognize_by_name.
9183 (Target_selector::supported_names): New function.
9184 (Target_selector::bfd_name): New function.
9185 (Target_selector::do_instantiate_target): New pure virtual
9187 (Target_selector::do_recognize): New virtual function.
9188 (Target_selector::do_recognize_by_name): New virtual function.
9189 (Target_selector::instantiate_target): New private function.
9190 (supported_target_names): Declare.
9191 * target-select.cc (Target_selector::Target_selector): Update for
9192 new parameter and fields.
9193 (select_target_by_name): Check that the name matches before
9194 calling recognize_by_name.
9195 (supported_target_names): New function.
9196 * i386.cc (class Target_selector_i386): Update Target_selector
9197 constructor call. Remove recognize and recognize_by_name. Add
9198 do_instantiate_target.
9199 * x86_64.cc (class Target_selector_x86_64): Likewise.
9200 * testsuite/testfile.cc (class Target_selector_test): Update for
9201 changes to Target_selector.
9203 * README: Rewrite, with some notes on unsupported features.
9205 2008-03-24 Cary Coutant <ccoutant@google.com>
9207 * i386.cc (Target_i386::Got_type): New enum declaration.
9208 (Target_i386::Scan::local): Updated callers of Output_data_got
9210 (Target_i386::Scan::global): Likewise.
9211 (Target_i386::Relocate::relocate): Likewise.
9212 (Target_i386::Relocate::relocate_tls): Likewise.
9213 * object.h (Got_offset_list): New class.
9214 (Sized_relobj::local_has_got_offset): Added got_type parameter.
9215 (Sized_relobj::local_got_offset): Likewise.
9216 (Sized_relobj::set_local_got_offset): Likewise.
9217 (Sized_relobj::local_has_tls_got_offset): Removed.
9218 (Sized_relobj::local_tls_got_offset): Removed.
9219 (Sized_relobj::set_local_tls_got_offset): Removed.
9220 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
9221 * output.cc (Output_data_got::add_global): Added got_type parameter.
9222 (Output_data_got::add_global_with_rel): Likewise.
9223 (Output_data_got::add_global_with_rela): Likewise.
9224 (Output_data_got::add_global_pair_with_rel): New function.
9225 (Output_data_got::add_global_pair_with_rela): New function.
9226 (Output_data_got::add_local): Added got_type parameter.
9227 (Output_data_got::add_local_with_rel): Likewise.
9228 (Output_data_got::add_local_with_rela): Likewise.
9229 (Output_data_got::add_local_pair_with_rel): New function.
9230 (Output_data_got::add_local_pair_with_rela): New function.
9231 (Output_data_got::add_global_tls): Removed.
9232 (Output_data_got::add_global_tls_with_rel): Removed.
9233 (Output_data_got::add_global_tls_with_rela): Removed.
9234 (Output_data_got::add_local_tls): Removed.
9235 (Output_data_got::add_local_tls_with_rel): Removed.
9236 (Output_data_got::add_local_tls_with_rela): Removed.
9237 * output.h (Output_data_got::add_global): Added got_type parameter.
9238 (Output_data_got::add_global_with_rel): Likewise.
9239 (Output_data_got::add_global_with_rela): Likewise.
9240 (Output_data_got::add_global_pair_with_rel): New function.
9241 (Output_data_got::add_global_pair_with_rela): New function.
9242 (Output_data_got::add_local): Added got_type parameter.
9243 (Output_data_got::add_local_with_rel): Likewise.
9244 (Output_data_got::add_local_with_rela): Likewise.
9245 (Output_data_got::add_local_pair_with_rel): New function.
9246 (Output_data_got::add_local_pair_with_rela): New function.
9247 (Output_data_got::add_global_tls): Removed.
9248 (Output_data_got::add_global_tls_with_rel): Removed.
9249 (Output_data_got::add_global_tls_with_rela): Removed.
9250 (Output_data_got::add_local_tls): Removed.
9251 (Output_data_got::add_local_tls_with_rel): Removed.
9252 (Output_data_got::add_local_tls_with_rela): Removed.
9253 * resolve.cc (Symbol::override_base_with_special): Removed
9254 reference to has_got_offset_ field.
9255 * symtab.cc (Symbol::init_fields): Replaced initialization
9256 of got_offset_ with got_offsets_. Removed initialization
9258 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
9259 (Symbol::got_offset): Likewise.
9260 (Symbol::set_got_offset): Likewise.
9261 (Symbol::has_tls_got_offset): Removed.
9262 (Symbol::tls_got_offset): Removed.
9263 (Symbol::set_tls_got_offset): Removed.
9264 (Symbol::got_offset_): Removed.
9265 (Symbol::tls_mod_got_offset_): Removed.
9266 (Symbol::tls_pair_got_offset_): Removed.
9267 (Symbol::got_offsets_): New field.
9268 (Symbol::has_got_offset): Removed.
9269 (Symbol::has_tls_mod_got_offset): Removed.
9270 (Symbol::has_tls_pair_got_offset): Removed.
9271 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
9272 (Target_x86_64::Scan::local): Updated callers of Output_data_got
9274 (Target_x86_64::Scan::global): Likewise.
9275 (Target_x86_64::Relocate::relocate): Likewise.
9276 (Target_x86_64::Relocate::relocate_tls): Likewise.
9278 2008-03-25 Ben Elliston <bje@au.ibm.com>
9280 * yyscript.y: Fix spelling error in comment.
9282 2008-03-24 Ian Lance Taylor <iant@google.com>
9284 * options.h (class General_options): Define build_id option.
9285 * layout.h (class Layout): Declare write_build_id, create_note,
9286 create_build_id. Add build_id_note_ member.
9287 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
9288 "libiberty.h", "md5.h", "sha1.h".
9289 (Layout::Layout): Initialize eh_frame_data_,
9290 eh_frame_hdr_section_, and build_id_note_.
9291 (Layout::finalize): Call create_build_id.
9292 (Layout::create_note): New function, broken out of
9293 Layout::create_gold_note.
9294 (Layout::create_gold_note): Call create_note.
9295 (Layout::create_build_id): New function.
9296 (Layout::write_build_id): New function.
9297 (Close_task_runner::run): Call write_build_id.
9299 * x86_64.cc: Correct license to GPLv3.
9301 2008-03-23 Ian Lance Taylor <iant@google.com>
9303 * options.cc: Include "demangle.h".
9304 (parse_optional_string): New function.
9305 (parse_long_option): Handle takes_optional_argument.
9306 (parse_short_option): Update dash_z initializer. Handle
9307 takes_optional_argument.
9308 (General_options::General_options): Initialize do_demangle_.
9309 (General_options::finalize): Set do_demangle_. Handle demangling
9311 * options.h (parse_optional_string): Declare.
9312 (struct One_option): Add optional_arg field. Update constructor.
9313 Update call constructor calls. Add takes_optional_argument
9315 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
9316 (DEFINE_optional_string): Define.
9317 (General_options::demangle): Change from DEFINE_bool to
9318 DEFINE_optional_string.
9319 (General_options::no_demangle): New function.
9320 (General_options::do_demangle): New function.
9321 (General_options::set_do_demangle): New function.
9322 (General_options::execstack_status_): Move definition to end of
9324 (General_options::static_): Likewise.
9325 (General_options::do_demangle_): New field.
9326 * object.cc (big_endian>::get_symbol_location_info): Call
9327 Options::do_demangle, not Options::demangle.
9328 * symtab.cc (demangle): Likewise.
9330 2008-03-22 Ian Lance Taylor <iant@google.com>
9332 * gold.h: Include <cstddef> and <sys/types.h>
9333 * options.h: Include <cstring>.
9335 2008-03-21 Ian Lance Taylor <iant@google.com>
9337 * Added source code to GNU binutils.