1 2009-11-04 Ian Lance Taylor <iant@google.com>
4 * object.h (class Object): Add is_needed and set_is_needed
5 methods. Add is_needed_ field. Make bool fields into bitfields.
6 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7 defined in a dynamic object and referenced by a regular object,
8 set is_needed for the dynamic object.
9 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
10 if the file is marked with as_needed and it is not needed.
12 2009-11-04 Ian Lance Taylor <iant@google.com>
15 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
16 tags if data is discarded by linker script.
17 * i386.cc (Target_i386::do_finalize_sections): Likewise.
18 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
19 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
20 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
22 2009-11-04 Ian Lance Taylor <iant@google.com>
24 * layout.cc (Layout::get_output_section): Add is_interp and
25 is_dynamic_linker_section parameters. Change all callers.
26 (Layout::choose_output_section): Likewise.
27 (Layout::make_output_section): Likewise.
28 (Layout::add_output_section_data): Add is_dynamic_linker_section
29 parameter. Change all callers.
30 * layout.h (class Layout): Update declarations.
31 * output.h (class Output_section): Add is_interp, set_is_interp,
32 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
33 Add is_interp_, is_dynamic_linker_section_ fields. Change
34 generate_code_fills_at_write_ to a bitfield.
35 * output.cc (Output_section::Output_sections): Initialize new
37 (Output_segment::add_output_section): Add do_sort parameter.
40 2009-11-03 Ian Lance Taylor <iant@google.com>
43 * options.h (class General_options): Add --warn-common.
44 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
45 merging two common symbols.
46 (Symbol_table::should_override): Handle --warn-common when merging
47 a common symbol with a defined symbol. Use report_resolve_problem
48 for multiple definitions.
49 (Symbol_table::report_resolve_problem): New function.
50 * symtab.h (class Symbol_table): Declare report_resolve_problem.
52 2009-11-03 Doug Kwan <dougkwan@google.com>
54 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
56 (Target_arm::stub_factory): New method definition.
57 (Target_arm::new_arm_input_section,
58 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
59 Target_arm::reloc_uses_thumb_bit): New method declarations.
60 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
62 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
64 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
65 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
66 New method definitions.
68 2009-11-03 Ian Lance Taylor <iant@google.com>
70 * options.h (class General_options): Add --warn_constructors.
72 2009-11-03 Ian Lance Taylor <iant@google.com>
75 * defstd.cc (in_section): Add entries for __rel_iplt_start,
76 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
78 2009-11-03 Ian Lance Taylor <iant@google.com>
81 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
83 (install-pdf): New target.
84 (install-data_yes): Look up one directory to find mkinstalldirs.
86 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
88 * po/Make-in (.po.gmo): Don't generate .gmo files in source
91 2009-10-30 Doug Kwan <dougkwan@google.com>
93 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
95 2009-10-30 Doug Kwan <dougkwan@google.com>
97 * arm.cc (Stub_addend_reader): New struct template definition
98 and partial specializations.
99 (Stub_addend_reader::operator()): New method definition for a
100 partially specialized template.
102 2009-10-30 Doug Kwan <dougkwan@google.com>
104 * arm.cc (Arm_relobj::processor_specific_flags): New method
106 (Arm_relobj::do_read_symbols): New method declaration.
107 (Arm_relobj::processor_specific_flags_): New data member declaration.
108 (Arm_dynobj): New class definition.
109 (Target_arm::do_finalize_sections): Add input_objects parameter.
110 (Target_arm::do_adjust_elf_header): New method declaration.
111 (Target_arm::are_eabi_versions_compatible,
112 (Target_arm::merge_processor_specific_flags): New method declaration.
113 (Target_arm::do_make_elf_object): New overloaded method definitions
115 (Arm_relobj::do_read_symbols): New method definition.
116 (Arm_dynobj::do_read_symbols): Ditto.
117 (Target_arm::do_finalize_sections): Add input_objects parameters.
118 Merge processor-specific flags from all input objects.
119 (Target_arm::are_eabi_versions_compatible,
120 Target_arm::merge_processor_specific_flags,
121 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
122 New method definitions.
123 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
124 Input_objects pointer type parameter.
125 * layout.cc (Layout::finalize): Pass input objects to target's.
126 finalize_sections function.
127 * output.cc (Output_file_header::do_sized_write): Set ELF file
128 header's processor-specific flags.
129 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
130 Input_objects pointer type parameter.
131 * sparc.cc (Target_sparc::do_finalize_sections): Same.
132 * target.h (Input_objects): New forward class declaration.
133 (Target::processor_specific_flags,
134 Target::are_processor_specific_flags_sect): New method definitions.
135 (Target::finalize_sections): Add input_objects parameter.
136 (Target::Target): Initialize processor_specific_flags_ and
137 are_processor_specific_flags_set_.
138 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
140 (Target::set_processor_specific_flags): New method definition.
141 (Target::processor_specific_flags_,
142 Target::are_processor_specific_flags_set_): New data member
144 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
145 Input_objects pointer type parameter.
147 2009-10-30 Doug Kwan <dougkwan@google.com>
149 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
151 2009-10-28 Ian Lance Taylor <iant@google.com>
153 * object.h (class Relobj): Drop options parameter from
154 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
155 do_scan_relocs, do_relocate. Change all callers.
156 (class Sized_relobj): Drop options parameters from
157 do_gc_process_relocs, do_scan_relocs, do_relocate,
158 do_relocate_sections, relocate_sections, emit_relocs_scan,
159 emit_relocs_scan_reltype. Change all callers.
160 (struct Relocate_info): Remove options field and all references to
162 * reloc.h (class Read_relocs): Remove options constructor
163 parameter and options_ field. Change all callers.
164 (class Gc_process_relocs, class Scan_relocs): Likewise.
165 (class Relocate_task): Likewise.
166 * target-reloc.h (scan_relocs): Remove options parameter. Change
168 (scan_relocatable_relocs): Likewise.
169 * target.h (class Sized_target): Remove options parameter from
170 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
172 * gc.h (gc_process_relocs): Remove options parameter. Change all
174 * arm.cc: Update functions to remove options parameters.
176 * powerpc.cc: Likewise.
177 * sparc.cc: Likewise.
178 * x86_64.cc: Likewise.
179 * testsuite/testfile.cc: Likewise.
181 2009-10-28 Doug Kwan <dougkwan@google.com>
183 * arm.cc (Arm_relobj): New class definition.
184 (Arm_relobj::scan_sections_for_stubs,
185 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
186 New method definitions.
188 2009-10-28 Cary Coutant <ccoutant@google.com>
190 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
191 (Plugin::cleanup_done_): New member.
192 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
193 (Plugin_manager::cleanup_done_): Remove.
194 (Plugin_manager::add_input_file): Edit error message.
195 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
196 (Plugin_manager::cleanup): Remove use of cleanup_done_.
198 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
200 * fileread.cc: (File_read::View::~View): Use the new
201 data_ownership_ filed.
202 (File_read::~File_read): Dispose the new whole_file_view_.
203 (File_read::open): Mmap the whole file if needed.
204 (File_read::open): Use whole_file_view_ instead of contents_.
205 (File_read::find_view): Use whole_file_view_ if applicable.
206 (File_read::do_read): Use whole_file_view_ instead of contents_.
207 (File_read::make_view): Use whole_file_view_ instead of contents_,
208 update File_read::View::View call.
209 (File_read::find_or_make_view): Update File_read::View::View
211 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
213 (File_read::View::Data_ownership): New enum.
214 (File_read::View::View): Replace bool mapped_ with Data_ownership
216 (File_read::View::mapped_): Remove (replaced by data_ownership_).
217 (File_read::View::data_ownership_): New field.
218 (File_read::contents_): Remove (replaced by whole_file_view_).
219 (File_read::whole_file_view_): New field.
220 * options.h (class General_options): Add --keep-files-mapped.
222 2009-10-27 Cary Coutant <ccoutant@google.com>
224 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
225 * testsuite/Makefile.am (plugin_test_5): New test case.
226 * testsuite/Makefile.in: Regenerate.
228 2009-10-25 Doug Kwan <dougkwan@google.com>
230 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
231 from private to protected to allow access by child class.
232 (Sized_relobj::do_relocate_sections): New method declaration.
233 (Sized_relobj::relocate_sections): Virtualize.
234 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
235 Sized_relobj::relocate_sections. Instantiate template explicitly
236 for different target sizes and endianity.
238 2009-10-24 Doug Kwan <dougkwan@google.com>
240 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
241 (Arm_input_section::as_arm_input_section): New method.
242 (Arm_output_section): New class definition.
243 (Arm_output_section::create_stub_group,
244 Arm_output_section::group_sections): New method definitions.
246 2009-10-22 Doug Kwan <dougkwan@google.com>
248 * arm.cc (Arm_input_section): New class definition.
249 (Arm_input_section::init, Arm_input_section:do_write,
250 Arm_input_section::set_final_data_size,
251 Arm_input_section::do_reset_address_and_file_offset): New method
254 2009-10-21 Doug Kwan <dougkwan@google.com>
256 * arm.cc (Stub_table, Arm_input_section): New forward class
258 (Stub_table): New class defintion.
259 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
260 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
261 New method definition.
263 2009-10-21 Doug Kwan <dougkwan@google.com>
265 * arm.cc: Update copyright comments.
266 (Target_arm): New forward class template declaration.
267 (Arm_address): New type.
268 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
269 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
270 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
272 (Insn_template): Same.
273 (DEF_STUBS): New macro.
274 (Stub_type): New enum type.
275 (Stub_template): New class definition.
278 (Stub_factory): Same.
279 (Target_arm::Target_arm): Initialize may_use_blx_ and
280 should_force_pic_veneer_.
281 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
282 Target_arm::should_force_pic_veneer,
283 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
284 Target_arm::using_thumb_only, Target_arm:;default_target): New
286 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
287 New data member declarations.
288 (Insn_template::size, Insn_template::alignment): New method defintions.
289 (Stub_template::Stub_template): New method definition.
290 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
291 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
292 (Stub_factory::Stub_factory): New method definition.
293 * gold.h (string_hash): New template.
294 * output.h (Input_section_specifier::hash_value): Use
296 (Input_section_specifier::string_hash): Remove.
297 * stringpool.cc (Stringpool_template::string_hash): Use
300 2009-10-20 Doug Kwan <dougkwan@google.com>
302 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
303 symbols of relaxed input sections.
304 * output.h (Output_section::find_relaxed_input_section): Make
307 2009-10-16 Doug Kwan <dougkwan@google.com>
309 * dynobj.cc (Versions::Versions): Initialize version_script_.
310 Only insert base version symbol definition for a shared object
311 if version script defines any version versions.
312 (Versions::define_base_version): New method definition.
313 (Versions::add_def): Check that base version is not needed.
314 (Versions::add_need): Define base version lazily.
315 * dynobj.h (Versions::define_base_version): New method declaration.
316 (Versions::needs_base_version_): New data member declaration.
317 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
318 (check_DATA): Add no_version_test.stdout.
319 (libno_version_test.so, no_version_test.o no_version_test.stdout):
321 * testsuite/Makefile.in: Regenerate.
322 * testsuite/no_version_test.c: New file.
323 * testsuite/no_version_test.sh: Ditto.
325 2009-10-16 Doug Kwan <dougkwan@google.com>
327 * expression.cc (class Segment_start_expression): New class definition.
328 (Segment_start_expression::value): New method definition.
329 (script_exp_function_segment_start): Return a new
330 Segment_start_expression.
331 * gold/script-c.h (script_saw_segment_start_expression): New function
333 * script-sections.cc (Script_sections::Script_sections): Initialize
334 SAW_SEGMENT_START_EXPRESSION_ to false.
335 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
336 and -Tbbs options to specify section addresses if given in
337 command line and no SEGMENT_START expression is seen in a script.
338 * script-sections.h (Script_sections::saw_segment_start_expression,
339 Script_sections::set_saw_segment_start_expression): New method
341 (Script_sections::saw_segment_start_expression_): New data member
343 * script.cc (script_saw_segment_start_expression): New function.
344 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
345 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
346 script_test_7.sh and script_test_8.sh.
347 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
348 script_test_8.stdout.
349 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
350 (script_test_6, script_test_6.stdout, script_test_7,
351 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
352 * Makefile.in: Regenerate.
353 * testsuite/script_test_6.sh: New file.
354 * testsuite/script_test_6.t: Same.
355 * testsuite/script_test_7.sh: Same.
356 * testsuite/script_test_7.t: Same.
357 * testsuite/script_test_8.sh: Same.
359 2009-10-16 Doug Kwan <dougkwan@google.com>
361 * output.cc (Output_segment::set_section_list_address): Cast
362 expressions to unsigned long long type to avoid format warnings.
364 2009-10-15 Ian Lance Taylor <iant@google.com>
366 * script.cc (Script_options::add_symbol_assignment): Always add a
367 dot assignment to script_sections_.
368 * script-sections.cc (Script_sections::add_dot_assignment):
369 Initialize if necessary.
371 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
372 program headers with no load segment if there is a linker script.
374 * layout.cc (Layout::set_segment_offsets): Align the file offset
375 to the segment aligment for -N or -n with no load segment.
376 * output.cc (Output_segment::add_output_section): Don't crash if
377 the first section is a TLS section.
378 (Output_segment::set_section_list_addresses): Print an error
379 message if the address moves backward in a linker script.
381 (Output_section_element_input::set_section_addresses): Don't
382 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
383 (Orphan_output_section::set_section_addresses): Likewise.
385 2009-10-15 Doug Kwan <dougkwan@google.com>
387 * layout.cc (Layout::finish_dynamic_section): Generate tags
388 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
389 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
390 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
392 2009-10-14 Ian Lance Taylor <iant@google.com>
394 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
396 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
397 data_shdr fields of relinfo.
398 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
399 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
400 R_386_TLS_LDO_32, adjust based on section flags.
401 (Target_i386::Relocate::fix_up_ldo): Remove.
403 2009-10-13 Ian Lance Taylor <iant@google.com>
405 Add support for -pie.
406 * options.h (class General_options): Add -pie and
408 (General_options::output_is_position_independent): Test -pie.
409 (General_options::output_is_executable): Return true if not shared
411 (General_options::output_is_pie): Remove.
412 * options.cc (General_options::finalize): Reject incompatible uses
414 * gold.cc (queue_middle_tasks): A -pie link is not static.
415 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
416 * symtab.cc (Symbol::final_value_is_known): Return false if
417 output_is_position_independent.
418 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
419 output_is_position_independent.
420 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
421 output_is_position_independent.
422 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
423 output_is_position_independent.
424 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
426 (basic_pie_test.o, basic_pie_test): New targets.
427 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
428 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
429 (two_file_pie_test): New target.
430 * testsuite/Makefile.in: Rebuild.
431 * README: Remove note saying that -pie is not supported.
433 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
435 * options.h (class General_options): Add -init and -fini.
436 * layout.cc (Layout::finish_dynamic_section): Emit
437 given init and fini functions.
439 2009-10-13 Sriraman Tallam <tmsriram@google.com>
441 * gc.h (gc_process_relocs): Check if icf is enabled using new
443 * gold.cc (queue_initial_tasks): Likewise.
444 (queue_middle_tasks): Likewise.
445 * object.cc (do_layout): Likewise.
446 * symtab.cc (is_section_folded): Likewise.
447 * main.cc (main): Likewise.
448 * reloc.cc (Read_relocs::run): Likewise.
449 (Sized_relobj::do_scan_relocs): Likewise.
450 * icf.cc (is_function_ctor_or_dtor): New function.
451 (Icf::find_identical_sections): Check if function is ctor or dtor when
453 * options.h (General_options::icf): Change option to be an enum.
454 (Icf_status): New enum.
455 (icf_enabled): New method.
456 (icf_safe_folding): New method.
457 (set_icf_status): New method.
458 (icf_status_): New variable.
459 * (options.cc) (General_options::finalize): Set icf_status_.
460 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
461 icf_test and icf_keep_unique_test to use the --icf enum flag.
462 * testsuite/icf_safe_test.sh: New file.
463 * testsuite/icf_safe_test.cc: New file.
465 2009-10-12 Sriraman Tallam <tmsriram@google.com>
467 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
468 includes to gc.h and icf.h.
469 * arm.cc: Include gc.h.
472 * powerpc.cc: Likewise.
473 * sparc.cc: Likewise.
474 * x86_64.cc: Likewise.
475 * gc.h: Include icf.h.
477 2009-10-11 Ian Lance Taylor <iant@google.com>
479 * plugin.cc: Include "gold.h" before other header files.
481 2009-10-10 Chris Demetriou <cgd@google.com>
483 * options.h (Input_file_argument::Input_file_type): New enum.
484 (Input_file_argument::is_lib_): Replace with...
485 (Input_file_argument::type_): New member.
486 (Input_file_argument::Input_file_argument): Take Input_file_type
487 'type' rather than boolean 'is_lib' as second argument.
488 (Input_file_argument::is_lib): Use type_.
489 (Input_file_argument::is_searched_file): New function.
490 (Input_file_argument::may_need_search): Handle is_searched_file.
491 * options.cc (General_options::parse_library): Support -l:filename.
492 (General_options::parse_just_symbols): Update for Input_file_argument
494 (Command_line::process): Likewise.
495 * archive.cc (Archive::get_file_and_offset): Likewise.
496 * plugin.cc (Plugin_manager::release_input_file): Likewise.
497 * script.cc (read_script_file, script_add_file): Likewise.
498 * fileread.cc (Input_file::Input_file): Likewise.
499 (Input_file::will_search_for): Handle is_searched_file.
500 (Input_file::open): Likewise.
501 * readsyms.cc (Read_symbols::get_name): Likewise.
502 * testsuite/Makefile.am (searched_file_test): New test.
503 * testsuite/Makefile.in: Regenerate.
504 * testsuite/searched_file_test.cc: New file.
505 * testsuite/searched_file_test_lib.cc: New file.
507 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
508 Ian Lance Taylor <iant@google.com>
510 * descriptor.cc: Include <cstdio> and "binary-io.h".
511 (Descriptors::open): Open the files in binary mode always.
512 * script.cc (Lex::get_token): Treat \r as whitespace.
514 2009-10-09 Ian Lance Taylor <iant@google.com>
516 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
518 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
519 Ian Lance Taylor <iant@google.com>
521 * configure.ac: Check for readv function also.
522 * fileread.cc (readv): Define if not HAVE_READV.
523 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
525 * config.in: Regenerate.
526 * configure: Regenerate.
528 2009-10-09 Doug Kwan <dougkwan@google.com>
530 * layout.cc (Layout::make_output_section): Call target hook to make
531 ordinary output section.
532 (Layout::finalize): Adjust parameter list of call the
534 * layout.h (class Layout::section_list): New method.
535 * merge.h (Output_merge_base::entsize): Change visibility to public.
536 (Output_merge_base::is_string, Output_merge_base::do_is_string):
538 (Output_merge_string::do_is_string): New method.
539 * object.cc (Sized_relobj::do_setup): renamed from
540 Sized_relobj::set_up.
541 * object.h (Sized_relobj::adjust_shndx,
542 Sized_relobj::initializ_input_to_output_maps,
543 Sized_relobj::free_input_to_output_maps): Change visibilities to
545 (Sized_relobj::setup): Virtualize.
546 (Sized_relobj::do_setup): New method declaration.
547 (Sized_relobj::invalidate_section_offset,
548 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
549 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
550 * options.cc (parse_int): New function.
551 * options.h (parse_int): New declaration.
552 (DEFINE_int): New macro.
553 (stub_group_size): New option.
554 * output.cc (Output_section::Output_section): Initialize memebers
555 merge_section_map_, merge_section_by_properties_map_,
556 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
557 (Output_section::add_input_section): Handled deferred code-fill
558 generation and remove an old comment.
559 (Output_section::add_relaxed_input_section): New method definition.
560 (Output_section::add_merge_input_section): Use merge section by
561 properties map to speed to search. Update merge section maps
563 (Output_section::build_relaxation_map): New method definition.
564 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
566 (Output_section::relax_input_section): Renamed to
567 Output_section::convert_input_sections_to_relaxed_sections and change
568 interface to take a vector of pointers to relaxed sections.
569 (Output_section::find_merge_section,
570 Output_section::find_relaxed_input_section): New method definitions.
571 (Output_section::is_input_address_mapped,
572 Output_section::output_offset, Output_section::output_address):
573 Use output section data maps to speed up searching.
574 (Output_section::find_starting_output_address): Add comments.
575 (Output_section::do_write,
576 Output_section::write_to_postprocessing_buffer): Do code-fill
577 generation as appropriate.
578 (Output_section::get_input_sections): Invalidate relaxed input section
580 (Output_section::restore_states): Adjust type of checkpoint .
581 Invalidate relaxed input section map.
582 * output.h (Output_merge_base): New class declaration.
583 (Input_section_specifier): New class defintion.
584 (class Output_relaxed_input_section) Change base class to
585 Output_section_data_build.
586 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
587 base class initializer.
588 (Output_section::add_relaxed_input_section): New method declaration.
589 (Output_section::Input_section): Change visibility to protected.
590 (Output_section::Input_section::relobj,
591 Output_section::Input_section::shndx): Handle relaxed input sections.
592 Output_section::input_sections) Change visibility to protected. Also
593 define overload to return a non-const pointer.
594 (Output_section::Merge_section_properties): New class defintion.
595 (Output_section::Merge_section_by_properties_map,
596 Output_section::Output_section_data_by_input_section_map,
597 Output_section::Relaxation_map): New types.
598 (Output_section::relax_input_section): Rename method to
599 Output_section::convert_input_sections_to_relaxed_sections and change
600 interface to take a vector of relaxed section pointers.
601 (Output_section::find_merge_section,
602 Output_section::find_relaxed_input_section,
603 Output_section::build_relaxation_map,
604 Output_section::convert_input_sections_in_list_to_relaxed_sections):
605 New method declarations.
606 (Output_section::merge_section_map_
607 Output_section::merge_section_by_properties_map_,
608 Output_section::relaxed_input_section_map_,
609 Output_section::is_relaxed_input_section_map_valid_,
610 Output_section::generate_code_fills_at_write_): New data members.
612 (Output_section_element_input::set_section_addresses): Call
613 current_data_size and addralign methods of relaxed input sections.
614 (Orphan_output_section::set_section_addresses): Call current_data_size
615 and addralign methods of relaxed input sections.
616 * symtab.cc (Symbol_table::compute_final_value): Extract template
617 from the body of Symbol_table::sized_finalize_symbol.
618 (Symbol_table::sized_finalized_symbol): Call
619 Symbol_table::compute_final_value.
620 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
621 (Symbol_table::compute_final_value): New templated method declaration.
622 * target.cc (Target::do_make_output_section): New method defintion.
623 * target.h (Target::make_output_section): New method declaration.
624 (Target::relax): Add more parameters for input objects, symbol table
625 and layout. Adjust call to do_relax.
626 (Target::do_make_output_section): New method declaration.
627 (Target::do_relax): Add parameters for input objects, symbol table
630 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
632 * pread.c: Include stdio.h.
634 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
636 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
639 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
641 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
642 Change read_shndx type to unsigned int.
643 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
645 (Sized_dwarf_line_info::read_line_mappings): Likewise.
646 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
647 Change read_shndx type to unsigned int.
648 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
650 (Sized_dwarf_line_info::read_line_mappings): Likewise.
651 * layout.cc (Layout::create_symtab_sections): Cast the result of
652 local_symcount * symsize to off_t in the gold_assert.
654 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
656 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
657 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
659 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
660 (Arm_relocate_functions::thm_abs5): New function.
661 (Arm_relocate_functions::abs12): New function.
662 (Arm_relocate_functions::abs16): New function.
663 (Arm_relocate_functions::base_abs): New function.
664 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
665 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
666 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
668 (Scan::global): Likewise.
669 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
670 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
671 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
672 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
675 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
677 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
678 (Arm_relocate_functions::movt_prel): New function.
679 (Arm_relocate_functions::thm_movw_prel_nc): New function.
680 (Arm_relocate_functions::thm_movt_prel): New function.
681 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
682 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
683 (Scan::global, Relocate::relocate): Likewise.
684 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
686 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
688 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
690 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
692 (class Incremental_inputs_header): New class.
693 (Incremental_inputs_header_writer): Edit comment.
694 (Incremental_inputs_entry): New class.
695 (Incremental_inputs_entry_writer): Edit comment.
696 (Sized_incremental_binary::do_find_incremental_inputs_section):
697 Add *strtab_shndx parameter, fill it.
698 (Sized_incremental_binary::do_check_inputs): New method.
699 (Incremental_checker::can_incrementally_link_output_file): Use
700 Sized_incremental_binary::check_inputs.
701 (Incremental_inputs::report_command_line): Save command line in
704 (Incremental_binary::find_incremental_inputs_section): New
706 (Incremental_binary::do_find_incremental_inputs_section): Add
707 strtab_shndx parameter.
708 (Incremental_binary::do_check_inputs): New pure virtual method.
709 (Sized_incremental_binary::do_check_inputs): Declare.
710 (Incremental_checker::Incremental_checker): Add incremental_inputs
711 parameter, use it to initialize incremental_inputs_.
712 (Incremental_checker::incremental_inputs_): New field.
713 (Incremental_checker::command_line): New method.
714 (Incremental_checker::inputs): New method.
715 (Incremental_checker::command_line_): New field.
717 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
719 * incremental.cc: Include <cstdarg> and "target-select.h".
720 (vexplain_no_incremental): New function.
721 (explain_no_incremental): New function.
722 (Incremental_binary::error): New method.
723 (Sized_incremental_binary::do_find_incremental_inputs_section): New
725 (make_sized_incremental_binary): New function.
726 (open_incremental_binary): New function.
727 (can_incrementally_link_file): Add checks if output is ELF and has
729 * incremental.h: Include "elfcpp_file.h" and "output.h".
730 (Incremental_binary): New class.
731 (Sized_incremental_binary): New class.
732 (open_incremental_binary): Declare.
733 * object.cc (is_elf_object): Use
734 elfcpp::Elf_recognizer::is_elf_file.
735 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
736 * output.h (Output_file::filesize): New method.
738 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
740 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
742 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
743 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
745 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
747 (Arm_relocate_functions::movw_abs_nc): New function.
748 (Arm_relocate_functions::movt_abs): New function.
749 (Arm_relocate_functions::thm_movw_abs_nc): New function.
750 (Arm_relocate_functions::thm_movt_abs): New function.
751 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
752 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
753 (Scan::global): Likewise.
754 (Relocate::relocate): Likewise.
755 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
757 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
759 * arm.cc (Arm_relocate_functions::got_prel) New function.
760 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
761 (Relocate::relocate): Likewise.
762 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
764 2009-10-06 Ian Lance Taylor <iant@google.com>
766 * options.h (class General_options): Define
767 split_stack_adjust_size parameter.
768 * object.h (class Object): Add uses_split_stack_ and
769 has_no_split_stack_ fields. Add uses_split_stack and
770 has_no_split_stack accessor functions. Declare
771 handle_split_stack_section.
772 (class Reloc_symbol_changes): Define.
773 (class Sized_relobj): Define Function_offsets. Declare
774 split_stack_adjust, split_stack_adjust_reltype, and
776 * object.cc (Object::handle_split_stack_section): New function.
777 (Sized_relobj::do_layout): Call handle_split_stack_section.
778 * dynobj.cc (Sized_dynobj::do_layout): Call
779 handle_split_stack_section.
780 * reloc.cc (Sized_relobj::relocate_sections): Call
781 split_stack_adjust for executable sections in split_stack
782 objects. Pass reloc_map to relocate_section.
783 (Sized_relobj::split_stack_adjust): New function.
784 (Sized_relobj::split_stack_adjust_reltype): New function.
785 (Sized_relobj::find_functions): New function.
786 * target-reloc.h: Include "object.h".
787 (relocate_section): Add reloc_symbol_changes parameter. Change
789 * target.h (class Target): Add calls_non_split method. Declare
790 do_calls_non_split virtual method. Declare match_view and
792 * target.cc: Include "elfcpp.h".
793 (Target::do_calls_non_split): New function.
794 (Target::match_view): New function.
795 (Target::set_view_to_nop): New function.
796 * gold.cc (queue_middle_tasks): Give an error if mixing
797 split-stack and non-split-stack objects with -r.
798 * i386.cc (Target_i386::relocate_section): Add
799 reloc_symbol_changes parameter.
800 (Target_i386::do_calls_non_split): New function.
801 * x86_64.cc (Target_x86_64::relocate_section): Add
802 reloc_symbol_changes parameter.
803 (Target_x86_64::do_calls_non_split): New function.
804 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
806 * powerpc.cc (Target_powerpc::relocate_section): Add
807 reloc_symbol_changes parameter.
808 * sparc.cc (Target_sparc::relocate_section): Add
809 reloc_symbol_changes parameter.
810 * configure.ac: Call AM_CONDITIONAL for the default target.
811 * configure: Rebuild.
812 * testsuite/Makefile.am (TEST_AS): New variable.
813 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
814 (check_DATA): Add split_i386 and split_x86_64 files.
815 (SPLIT_DEFSYMS): Define.
816 (split_i386_[1234n].o): New targets.
817 (split_i386_[124]): New targets.
818 (split_i386_[1234r].stdout): New targets.
819 (split_x86_64_[1234n].o): New targets.
820 (split_x86_64_[124]): New targets.
821 (split_x86_64_[1234r].stdout): New targets.
822 (MOSTLYCLEANFILES): Add new executables.
823 * testsuite/split_i386.sh: New file.
824 * testsuite/split_x86_64.sh: New file.
825 * testsuite/split_i386_1.s: New file.
826 * testsuite/split_i386_2.s: New file.
827 * testsuite/split_i386_3.s: New file.
828 * testsuite/split_i386_4.s: New file.
829 * testsuite/split_i386_n.s: New file.
830 * testsuite/split_x86_64_1.s: New file.
831 * testsuite/split_x86_64_2.s: New file.
832 * testsuite/split_x86_64_3.s: New file.
833 * testsuite/split_x86_64_4.s: New file.
834 * testsuite/split_x86_64_n.s: New file.
835 * testsuite/testfile.cc (Target_test): Update relocation_section
837 * testsuite/Makefile.in: Rebuild.
839 2009-10-06 Ian Lance Taylor <iant@google.com>
841 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
842 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
843 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
844 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
845 the address on ldo_addrs_.
846 (Target_i386::Relocate::fix_up_ldo): New function.
848 2009-10-06 Rafael Espindola <espindola@google.com>
850 * plugin.cc (add_input_library): New.
851 (Plugin::load): Add add_input_library to tv.
852 (Plugin_manager::add_input_file): Add the is_lib argument.
853 (add_input_file): Update call to Plugin_manager::add_input_file.
854 (add_input_library): New.
855 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
857 2009-09-30 Doug Kwan <dougkwan@google.com>
859 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
860 symbol and call Symbol::may_need_copy_reloc to determine if
861 a copy reloc is needed.
862 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
863 nocopyreloc is given in command line.
864 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
865 given in command line.
866 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
867 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
868 of the removed Target_i386::may_need_copy_reloc.
869 * options.h (copyreloc): New option with default value false.
870 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
871 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
872 instead of the removed Target_powerpc::may_need_copy_reloc.
873 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
874 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
875 instead of the removed Target_sparc::may_need_copy_reloc.
876 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
877 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
878 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
879 instead of the removed Target_x86_64::may_need_copy_reloc.
881 2009-09-30 Ian Lance Taylor <iant@google.com>
883 * object.h (class Object): Remove target_ field, and target,
884 sized_target, and set_target methods.
885 (Object::sized_target): Remove.
886 (class Sized_relobj): Update declarations. Remove sized_target.
887 * object.cc (Sized_relobj::setup): Remove target parameter.
889 (Input_objects::add_object): Don't do anything with the target.
890 (make_elf_sized_object): Add punconfigured parameter. Change all
891 callers. Set or test parameter target.
892 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
894 * parameters.cc (Parameters::set_target): Change parameter type to
896 (Parameters::default_target): Remove.
897 (set_parameters_target): Change parameter type to be non-const.
898 (parameters_force_valid_target): New function.
899 (parameters_clear_target): New function.
900 * parameters.h (class Parameters): Update declarations. Remove
901 default_target method. Add sized_target and clear_target
902 methods. Change target_ to be non-const.
903 (set_parameters_target): Update declaration.
904 (parameters_force_valid_target): Declare.
905 (parameters_clear_target): Declare.
906 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
907 as NULL if we aren't searching.
908 (Add_symbols::run): Don't check for compatible target.
909 * fileread.cc (Input_file::open_binary): Call
910 parameters_force_valid_target.
911 * gold.cc (queue_middle_tasks): Likewise.
912 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
913 set_target on object.
914 * dynobj.h (class Sized_dynobj): Update declarations.
915 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
916 make_elf_object returns NULL.
917 (Archive::include_member): Don't check whether object target is
919 * output.cc (Output_section::add_input_section): Get target from
921 (Output_section::relax_input_section): Likewise.
922 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
924 (Sized_relobj::do_scan_relocs): Likewise.
925 (Sized_relobj::relocate_sections): Likewise.
926 * resolve.cc (Symbol_table::resolve): Likewise.
927 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
928 parameter. Change all callers.
929 (Symbol_table::add_from_object): Get target from parameters.
930 (Symbol_table::add_from_relobj): Don't check object target.
931 (Symbol_table::add_from_dynobj): Likewise.
932 (Symbol_table::define_special_symbol): Get target from
934 * symtab.h (class Symbol_table): Update declaration.
935 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
936 parameter. Change all callers. Clear parameter target.
937 (Binary_test): Test target here.
938 * testsuite/object_unittest.cc (gold_testsuite): Remove
939 target_test_pointer parameter. Change all callers.
940 (Object_test): Test target here.
942 2009-09-26 Ian Lance Taylor <iant@google.com>
944 * testsuite/initpri1.c: Don't try to use constructor priorities if
945 compiling with gcc before 4.3.
947 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
949 * testsuite/retain_symbols_file_test.sh (check_present): Change
950 output file name to retain_symbols_file_test.stdout.
951 (check_absent): Likewise.
953 2009-09-18 Craig Silverstein <csilvers@google.com>
955 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
956 * options.cc: Include <cerrno> and <fstream>.
957 (General_options::finalize): Parse -retain-symbols-file tag.
958 * options.h: New flag.
959 (General_options): New method should_retain_symbol, new
960 variable symbols_to_retain.
961 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
962 should_retain_symbol map.
963 * testsuite/Makefile.am (retain_symbols_file_test): New test.
964 * testsuite/Makefile.in: Regenerate.
965 * testsuite/retain_symbols_file_test.sh: New file.
967 2009-09-18 Nick Clifton <nickc@redhat.com>
969 * po/es.po: Updated Spanish translation.
971 2009-09-17 Doug Kwan <dougkwan@google.com>
973 * debug.h (DEBUG_RELAXATION): New constant.
974 (DEBUG_ALL): Add DEBUG_RELAXATION.
975 (debug_string_to_enum): Add relaxation debug option.
977 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
978 Layout::Relaxation_debug_check::read_sections,
979 Layout::Relaxation_debug_check::read_sections): New method definitions.
980 (Layout::Layout): Initialize data members
981 record_output_section_data_from_scrips_,
982 script_output_section_data_list_ and relaxation_debug_check_.
983 (Layout::save_segments, Layout::restore_segments,
984 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
985 Layout::relaxation_loop_body): New method definitions.
986 (Layout::finalize): Support relaxation. Move section layout code to
987 Layout::relaxation_loop_body.
988 (Layout::set_asection_address_from_script): Move code for orphan
989 section placement out.
990 (Layout::place_orphan_sections_in_script): New method definition.
991 * layout.h (Output_segment_headers, Output_file_header):
992 New forward class declarations.
993 (Layout::~Layout): Define.
994 (Layout::new_output_section_data_from_script): New method definition.
995 (Layout::place_orphan_sections_in_script): New method declaration.
996 (Layout::Segment_states): New type declaration.
997 (Layout::save_segments, Layout::restore_segments,
998 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
999 Layout::relaxation_loop_body): New method declarations.
1000 (Layout::Output_section_data_list): New type declaration.
1001 (Layout::Relaxation_debug_check): New class definition.
1002 (Layout::record_output_section_data_from_script_,
1003 Layout::script_output_section_data_list_, Layout::segment_states_,
1004 Layout::relaxation_debug_check_): New data members.
1005 * output.cc: (Output_section_headers::do_size): New method definition.
1006 (Output_section_headers::Output_section_headers): Move size
1007 computation to Output_section_headers::do_size.
1008 (Output_segment_headers::do_size): New method definition.
1009 (Output_file_header::Output_file_header): Move size computation to
1010 Output_file_header::do_size and call it.
1011 (Output_file_header::do_size): New method definition.
1012 (Output_data_group::Output_data_group): Adjust call to
1013 Output_section_data.
1014 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1015 (Output_symtab_xindex::do_write): Add array bound check.
1016 (Output_section::Input_section::print_to_mapfile): Handle
1017 RELAXED_INPUT_SECTION_CODE.
1018 (Output_section::Output_section): Initialize data member checkpoint_.
1019 (Output_section::~Output_section): Delete checkpoint object pointed
1021 (Output_section::add_input_section): Always add an Input_section if
1023 (Output_section::add_merge_input_section): Add assert.
1024 (Output_section::relax_input_section): New method definition.
1025 (Output_section::set_final_data_size): Set load address to zero for
1026 an unallocated section.
1027 (Output_section::do_address_and_file_offset_have_reset_values):
1028 New method definition.
1029 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1030 Handle relaxed input section.
1031 (Output_section::sort_attached_input_sections): Checkpoint input
1032 section list lazily.
1033 (Output_section::get_input_sections): Change type of input_sections to
1034 list of Simple_input_section pointers. Checkpoint input section list
1035 lazily. Also handle relaxed input sections.
1036 (Output_section::add_input_section_for_script): Take a reference to
1037 a Simple_input_section object instead of Relobj pointer and section
1038 index as parameter. Handle relaxed input sections.
1039 (Output_section::save_states, Output_section::restore_states): New
1041 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1042 (Output_data::is_data_size_fixed): New method definition.
1043 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1045 (Output_data::address_and_file_offset_have_reset_values): New method
1047 (Output_data::do_address_and_file_offset_have_reset_values): New method
1049 (Output_data::set_data_size): Check that data size is not fixed.
1050 (Output_data::fix_data_size): New method definition.
1051 (Output_data::is_data_size_fixed_): New data member.
1052 (Output_section_headers::set_final_data_size): New method definition.
1053 (Output_section_headers::do_size): New method declaration.
1054 (Output_segment_headers::set_final_data_size): New method definition.
1055 (Output_segment_headers::do_size): New method declaration.
1056 (Output_file_header::set_final_data_size)::New method definition.
1057 (Output_file_header::do_size)::New method declaration.
1058 (Output_section_data::Output_section_data): Add new parameter
1059 is_data_size_fixed and use it to fix data size.
1060 (Output_data_const::Output_data_const): Adjust call to base class
1061 constructor and fix data size.
1062 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1063 base class constructor and fix data size.
1064 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1065 base class constructor and fix data size.
1066 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1067 class constructor and fix data size.
1068 (Output_data_group::set_final_data_size): New method definition.
1069 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1070 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1071 class constructor and fix data size.
1072 (Output_relaxed_input_section): New class definition.
1073 (Output_section::Simple_input_section): New class definition.
1074 (Output_section::get_input_sections): Adjust parameter list.
1075 (Output_section::add_input_section_for_script): Same.
1076 (Output_section::save_states, Output_section::restore_states,
1077 Output_section::do_address_and_file_offset_have_reset_values,
1078 (Output_section::Input_section::Input_section): Handle
1079 RELAXED_INPUT_SECTION_CODE. Add new overload for
1080 Output_relaxed_input_section.
1081 (Output_section::Input_section::is_input_section,
1082 Output_section::Input_section::set_output_section): Handle relaxed
1084 (Output_section::Input_section::is_relaxed_input_section,
1085 Output_section::Input_section::output_section_data,
1086 Output_section::Input_section::relaxed_input_section): New method
1088 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1090 (Output_section::Input_section::u1_): Update comments.
1091 (Output_section::Input_section::u2_): Add new union member poris.
1092 (Output_section::Checkpoint_output_section): New classs definition.
1093 (Output_section::relax_input_section): New method declaration.
1094 (Output_section::checkpoint_): New data member.
1095 (Output_segment): Update comments.
1096 (Output_segment::Output_segment): Un-privatize copy constructor.
1097 (Output_segment::operator=): Un-privatize.
1098 * script-sections.cc (Output_section_element::Input_section_list):
1099 Change element type to Output_section::Simple_input_section.
1100 (Output_section_element_dot_assignment::set_section_addresses):
1101 Register output section data for relaxation clean up.
1102 (Output_data_exression::Output_data_expression): Adjust call to base
1103 constructor to fix data size.
1104 (Output_section_element_data::set_section_addresses): Register
1105 Output_data_expression object for relaxation clean up.
1106 (struct Input_section_info): Replace Relobj pointer and section index
1107 pair with Output_section::Simple_input_section and Convert struct to a
1109 (Input_section_sorter::operator()): Adjust access to
1110 Input_section_info data member to use accessors.
1111 (Output_section_element_input::set_section_addresses): Use layout
1112 parameter. Adjust code to use Output_section::Simple_input_section
1113 and Input_secction_info classes. Register filler for relaxation
1115 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1116 and section index pair with Output_section::Simple_input_section
1117 class. Adjust code accordingly.
1118 (Phdrs_element::release_segment): New method definition.
1119 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1121 (Script_sections::release_segments): New method definition.
1122 * gold/script-sections.h (Script_sections::release_segments): New
1124 * gold/target.h (Target::may_relax, Target::relax,
1125 Target::do_may_relax, Target::do_relax): New method definitions.
1127 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1129 * arm.cc (has_signed_unsigned_overflow): New function.
1130 (Arm_relocate_functions::abs8): New function.
1131 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1132 (Target_arm::Scan::global): Likewise.
1133 (Target_arm::relocate::relocate): Likewise.
1134 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1137 2009-09-16 Cary Coutant <ccoutant@google.com>
1139 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1140 * testsuite/Makefile.in: Regenerate.
1142 2009-09-11 Nick Clifton <nickc@redhat.com>
1144 * po/gold.pot: Updated by the Translation project.
1146 2009-09-08 Cary Coutant <ccoutant@google.com>
1148 * output.cc (Output_file::open): Add execute permission to empty file.
1149 * testsuite/Makefile.am (permission_test): New test.
1150 * testsuite/Makefile.in: Regenerate.
1152 2009-09-02 Ian Lance Taylor <iant@google.com>
1154 * output.cc (Output_file::resize): Call map_no_anonymous rather
1157 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1159 * gold.cc: Include "incremental.h".
1160 (queue_initial_tasks): Call Incremental_checker methods.
1161 * incremental.cc: Include "output.h".
1162 (Incremental_checker::can_incrementally_link_output_file): New
1164 * incremental.h (Incremental_checker): New class.
1166 * output.cc (Output_file::open_for_modification): New method.
1167 (Output_file::map_anonymous): Changed return type to bool. Record
1169 (Output_file::map_no_anonymous): New method, broken out of map.
1170 (Output_file::map): Use map_no_anonymous and map_anonymous.
1171 * output.h (class Output_file): Update declarations.
1173 2009-08-24 Cary Coutant <ccoutant@google.com>
1175 * options.h (Command_line::Pre_options): New class.
1176 (Command_line::pre_options): New member.
1177 * options.cc (gold::options::ready_to_register): New variable.
1178 (One_option::register_option): Do nothing if not registering options.
1179 Assert if same short option registered twice.
1180 (General_options::General_options): Turn off option registration when
1182 (Command_line::Pre_options::Pre_options): New constructor.
1184 2009-08-24 Cary Coutant <ccoutant@google.com>
1186 * options.h (General_options::no_keep_memory): Remove incorrect
1189 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1191 * Makefile.am (am__skiplex, am__skipyacc): New.
1192 * Makefile.in: Regenerate.
1194 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1196 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1197 (INCLUDES): ... this.
1198 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1199 (AM_CPPFLAGS): Renamed from ...
1200 (INCLUDE): ... this.
1201 * Makefile.in, testsuite/Makefile.in: Regenerate.
1203 * Makefile.in: Regenerate.
1204 * aclocal.m4: Likewise.
1205 * config.in: Likewise.
1206 * configure: Likewise.
1207 * testsuite/Makefile.in: Likewise.
1209 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1210 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1211 * Makefile.in: Regenerate.
1212 * testsuite/Makefile.in: Regenerate.
1214 2009-08-19 Cary Coutant <ccoutant@google.com>
1216 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1217 symbols in shared libraries overridden by hidden or internal symbols
1218 in the main program.
1220 2009-08-19 Chris Demetriou <cgd@google.com>
1222 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1223 checking source file names in error messages.
1225 2009-08-18 Doug Kwan <dougkwan@google.com>
1227 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1228 an elcpp::Ehdr as parameter. Adjust call to set_target.
1229 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1230 an elfcpp::Ehdr as parameter.
1231 * object.cc (Object::set_target): Remove the version that looks up
1232 a target and sets it.
1233 (Sized_relobj::setup): Take a Target object instead of
1234 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1235 (make_elf_sized_object): Find target and ask target to
1237 * object.h: (Object::set_target): Remove the version that looks up
1238 a target and sets it.
1239 (Sized_relobj::setup): Take a Target object instead of
1240 an elfcpp:Ehdr as parameter.
1241 * target.cc: Include dynobj.h.
1242 (Target::do_make_elf_object_implementation): New.
1243 (Target::do_make_elf_object): New.
1244 * target.h (Target::make_elf_object): New template declaration.
1245 (Target::do_make_elf_object): New method declarations.
1246 (Target::do_make_elf_object_implementation): New template declaration.
1248 2009-08-14 Ian Lance Taylor <iant@google.com>
1250 * gold.h (FUNCTION_NAME): Define.
1251 (gold_unreachable): Use FUNCTION_NAME.
1253 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1255 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1256 symbol in the --keep-unique list is not found.
1258 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1260 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1261 been maked as --keep-unique.
1262 (Icf::unfold_section): New function.
1263 * icf.h (Icf::unfold_section): New function.
1264 * options.h (General_options::keep_unique): New option.
1265 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1266 * testsuite/Makefile.in: Regenerate.
1267 * testsuite/icf_keep_unique_test.sh: New file.
1268 * testsuite/icf_keep_unique_test.cc: New file.
1270 2009-08-12 Cary Coutant <ccoutant@google.com>
1273 * resolve.cc (Symbol_table::resolve): Check for references from
1274 dynamic objects to hidden and internal symbols.
1275 * testsuite/Makefile.am (hidden_test.sh): New test.
1276 * testsuite/Makefile.in: Regenerate.
1277 * testsuite/hidden_test.sh: New script.
1278 * testsuite/hidden_test_1.c: New test source.
1279 * testsuite/hidden_test_main.c: New test source.
1281 2009-08-11 Doug Kwan <dougkwan@google.com>
1283 * arm.cc: Update comments.
1284 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1285 segment to locate the .ARM.exidx section if present.
1287 2009-08-09 Doug Kwan <dougkwan@google.com>
1289 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1292 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1293 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1296 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1298 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1299 valid tls_segment only for non-debug-section relocations.
1300 * testsuite/Makefile.am: Add gc_tls_test.
1301 * testsuite/Makefile.in: Regenerate.
1302 * testsuite/gc_tls_test.cc: New file.
1303 * testsuite/gc_tls_test.sh: New file.
1305 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1309 * Makefile.am (CCFILES): Add icf.cc.
1311 * Makefile.in: Regenerate.
1312 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1313 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1314 section, symbol and addend information for the relocs.
1315 * gold.cc (queue_middle_tasks): Call identical code folding.
1316 * gold.h: Add defines for multimap.
1317 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1318 to the call of finalize_local_symbols.
1319 * main.cc (main): Create object of class Icf.
1320 * object.cc (Sized_relobj::do_layout): Allow this function to be
1321 called twice during icf.
1322 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1323 to sections marked as identical by icf.
1324 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1326 (Sized_relobj::do_section_entsize): New function.
1327 * object.h (Object::section_entsize): New function.
1328 (Object::do_section_entsize): New pure virtual function.
1329 (Relobj::finalize_local_symbols): Add new parameter.
1330 (Relobj::do_section_entsize): New function.
1331 * options.h (General_options::icf): New option.
1332 (General_options::icf_iterations): New option.
1333 (General_options::print_icf_sections): New option.
1334 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1335 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1336 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1338 * symtab.cc (Symbol_table::is_section_folded): New function.
1339 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1340 to sections marked as identical by icf.
1341 * symtab.h (Symbol_table::set_icf): New function.
1342 (Symbol_table::icf): New function.
1343 (Symbol_table::is_section_folded): New function.
1344 (Symbol_table::icf_): New data member.
1345 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1346 * testsuite/Makefile.am: Add commands to build icf_test.
1347 * testsuite/Makefile.in: Regenerate.
1348 * testsuite/icf_test.sh: New file.
1349 * testsuite/icf_test.cc: New file.
1351 2009-07-24 Chris Demetriou <cgd@google.com>
1353 * layout.cc (is_compressible_debug_section): Fix incorrect
1354 comment about compressed section names.
1356 2009-07-20 Ian Lance Taylor <ian@airs.com>
1359 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1361 2009-07-16 Ian Lance Taylor <iant@google.com>
1364 * layout.h: #include <map>.
1365 (class Kept_section): Change from struct to class. Add accessors
1366 and setters. Add section size to Comdat_group mapping. Change
1367 Comdat_group to std::map. Add is_comdat_ field. Add
1368 linkonce_size field in union.
1369 (class Layout): Update declaration of find_or_add_kept_section.
1370 Don't declare find_kept_object.
1371 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1372 parameter. Add object, shndx, is_comdat, and is_group_name
1373 parameters. Change all callers. Adjust for new Kept_section.
1374 (Layout::find_kept_object): Remove.
1375 * object.cc (Sized_relobj::include_section_group): Update use of
1376 Kept_section. Rename secnum to shndx. Only record
1377 Kept_comdat_section if sections are the same size.
1378 (Sized_relobj::include_linkonce_section): Update use of
1379 Kept_section. Only record Kept_comdat_section if sections are the
1380 same size. Set size of linkonce section.
1381 (Sized_relobj::map_to_kept_section): Update call to
1382 get_kept_comdat_section.
1383 * object.h (class Sized_relobj): Rename fields in
1384 Kept_comdat_section to drop trailing underscores; change object
1385 field to Relobj*. Change Kept_comdat_section_table to store
1386 struct rather than pointer.
1387 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1388 Add kept_object and kept_shndx parameters. Change all callers.
1389 (Sized_relobj::get_kept_comdat_section): Change return type to
1390 bool. Add kept_object and kept_shndx parameters. Change all
1392 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1393 Layout::find_or_add_kept_section.
1395 2009-07-09 Ian Lance Taylor <iant@google.com>
1397 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1398 Reserve space in the hash table.
1400 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1402 * fileread.cc (File_read::get_mtime): New method.
1403 * fileread.h (Timespec): New structure.
1404 (File_read::get_mtime): New method.
1405 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1406 Renamed from timestamp_nsec.
1407 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1409 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1411 (Incremental_inputs::report_archive): Save mtime; style fix.
1412 (Incremental_inputs::report_obejct): Save mtime; style fix.
1413 (Incremental_inputs::report_script): Save mtime; style fix.
1414 (Incremental_inputs::finalize_inputs): Style fix.
1415 (Incremental_inputs::finalize): Style fix.
1416 (Incremental_inputs::create_input_section_data): Store inputs
1418 * incremental.h (Incremental_inputs::report_script): Add mtime
1420 (Incremental_inputs::Input_info::Input_info): Intialize only one
1422 (Incremental_inputs::Input_info::archive): Move to nameless
1424 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1425 (Incremental_inputs::Input_info::script): Move to nameless union.
1426 (Incremental_inputs::mtime): New field.
1427 * script.cc (read_input_script): Pass file mtime to
1429 * script.h (Script_info::inputs): Style fix.
1431 2009-07-01 Ian Lance Taylor <ian@airs.com>
1433 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1436 2009-06-24 Ian Lance Taylor <iant@google.com>
1439 * layout.cc (Layout::choose_output_section): If we find an
1440 existing section, update the flags.
1441 (Layout::create_notes): New function, broken out of
1443 (Layout::finalize): Don't create note sections.
1444 (Layout::create_note): Don't crash if linker script discards
1446 (Layout::create_gold_note): Likewise.
1447 (Layout::create_build_id): Likewise. Don't set
1448 after_input_sections on the section.
1449 (Layout::create_executable_stack_info): Remove target parameter.
1451 * layout.h (class Layout): Declare create_notes. Update
1452 declaration of create_executable_stack_info.
1453 * gold.cc (queue_middle_tasks): Call create_notes.
1454 * output.cc (Output_section::update_flags_for_input_section): Move
1455 here from output.h. If SHF_ALLOC flag is newly set, mark address
1457 * output.h (Output_data::mark_address_invalid): New function.
1458 (class Output_section): Only declare, not define,
1459 update_flags_for_input_section. Remove set_flags.
1461 2009-06-24 Ian Lance Taylor <iant@google.com>
1463 * script-sections.cc (Output_section_definition::
1464 set_section_addresses): Rename shadowing local load_address to
1467 2009-06-24 Ian Lance Taylor <iant@google.com>
1470 * reloc.cc (relocate_sections): Skip empty relocation sections.
1472 2009-06-23 Ian Lance Taylor <iant@google.com>
1475 * layout.cc (Layout::create_note): Use choose_output_section
1476 rather than make_output_section.
1478 2009-06-23 Ian Lance Taylor <iant@google.com>
1481 * options.cc (General_options::parse_V): Set printed_version_.
1482 (General_options::General_options): Initialize printed_version_.
1483 * options.h (class General_options): Add printed_version_ field.
1484 * gold.cc (queue_initial_tasks): If there are no input files,
1485 don't give a fatal error if we printed the version information.
1486 (queue_middle_tasks): If using -r with a shared object, give a
1487 fatal error rather than an ordinary error.
1489 2009-06-23 Ian Lance Taylor <iant@google.com>
1492 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
1493 (Layout::make_output_section): Set have_stabstr_section_ if we see
1494 a .stab*str section.
1495 (Layout::finalize): Call link_stabs_sections.
1496 (Layout::link_stabs_sections): New file.
1497 * layout.h (class Layout): Add have_stabstr_section_ field.
1498 Declare link_stabs_sections.
1500 2009-06-23 Doug Kwan <dougkwan@google.com>
1502 * Makefile.am (libgold_a_LIBADD): New.
1503 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
1504 * Makefile.in: Regenerate.
1505 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
1506 * configure: Regenerate.
1507 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
1508 * fileread.cc: Include sys/state.h
1509 * gold.h: Declare memmem and strndup if found missing.
1510 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
1512 2009-06-23 Ian Lance Taylor <iant@google.com>
1514 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
1515 * configure: Rebuild.
1517 2009-06-23 Ian Lance Taylor <iant@google.com>
1520 * object.cc (Object::section_contents): Don't try to get a view if
1521 the section has length zero.
1522 (Object::handle_gnu_warning_section): If the section is empty, use
1523 the name of the section as the warning.
1525 2009-06-23 Ian Lance Taylor <iant@google.com>
1528 * stringpool.h (class Stringpool_template): Add optimize_ field.
1529 (Stringpool_template::set_optimize): New function.
1530 * stringpool.cc (Stringpool_template::Stringpool_template):
1531 Initialize optimize_ field.
1532 (Stringpool_template::set_string_offsets): Test local optimize
1533 fild rather than parameter.
1534 * layout.cc (Layout::Layout): Call set_optimize on the section
1537 2009-06-22 Ian Lance Taylor <iant@google.com>
1540 * yyscript.y: Parse TARGET.
1541 * script.cc (script_set_target): New function.
1542 * script-c.h (script_set_target): Declare.
1543 * options.cc (General_options::string_to_object_format): Rename
1544 from string_to_object_format in anonymous namespace. Change
1546 * options.h (class General_options): Declare
1547 string_to_object_format.
1549 2009-06-22 Ian Lance Taylor <iant@google.com>
1551 * script-sections.cc (Script_sections::create_segments): Don't put
1552 program headers in a PT_LOAD segment if -n or -N.
1554 2009-06-22 Ian Lance Taylor <iant@google.com>
1557 * options.h (class General_options): Add -z lazy and -z now. Sort
1558 -z options into alphabetical order.
1559 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
1561 2009-06-21 Ian Lance Taylor <iant@google.com>
1563 * layout.cc (Layout::make_output_section): Call
1564 Target::new_output_section.
1565 (Layout::attach_allocated_section_to_segment): Put large section
1566 sections in a separate load segment with the large segment flag
1568 (Layout::segment_precedes): Sort large data segments after other
1570 (align_file_offset): New static function.
1571 (Layout::set_segment_offsets): Use align_file_offset.
1572 * output.h (class Output_section): Add is_small_section_ and
1573 is_large_section_ fields.
1574 (Output_section::is_small_section): New function.
1575 (Output_section::set_is_small_section): New function.
1576 (Output_section::is_large_section): New function.
1577 (Output_section::set_is_large_section): New function.
1578 (Output_section::is_large_data_section): New function.
1579 (class Output_segment): Add is_large_data_segment_ field.
1580 (Output_segment::is_large_data_segment): New function.
1581 (Output_segment::set_is_large_data_segment): New function.
1582 * output.cc (Output_section::Output_section): Initialize new
1584 (Output_segment::Output_segment): Likewise.
1585 (Output_segment::add_output_section): Add assertion that large
1586 data sections always go in large data segments. Force small data
1587 sections to the end of the list of data sections. Force small BSS
1588 sections to the start of the list of BSS sections. For large BSS
1589 sections to the end of the list of BSS sections.
1590 * symtab.h (class Symbol): Declare is_common_shndx.
1591 (Symbol::is_defined): Check Symbol::is_common_shndx.
1592 (Symbol::is_common): Likewise.
1593 (class Symbol_table): Define enum Commons_section_type. Update
1594 declarations. Add small_commons_ and large_commons_ fields.
1595 * symtab.cc (Symbol::is_common_shndx): New function.
1596 (Symbol_table::Symbol_table): Initialize new fields.
1597 (Symbol_table::add_from_object): Put small and large common
1598 symbols in the right list.
1599 (Symbol_table::sized_finalized_symbol): Check
1600 Symbol::is_common_shndx.
1601 (Symbol_table::sized_write_globals): Likewise.
1602 * common.cc (Symbol_table::do_allocate_commons): Allocate new
1603 common symbol lists. Don't call do_allocate_commons_list if the
1605 (Symbol_table::do_allocate_commons_list): Remove is_tls
1606 parameter. Add comons_section_type parameter. Change all
1607 callers. Handle small and large common symbols.
1608 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
1609 Symbol::is_common_shndx.
1610 * resolve.cc (symbol_to_bits): Likewise.
1611 * target.h (Target::small_common_shndx): New function.
1612 (Target::small_common_section_flags): New function.
1613 (Target::large_common_shndx): New function.
1614 (Target::large_common_section_flags): New function.
1615 (Target::new_output_section): New function.
1616 (Target::Target_info): Add small_common_shndx, large_common_shndx,
1617 small_common_section_flags, and large_common_section_flags
1619 (Target::do_new_output_section): New virtual function.
1620 * arm.cc (Target_arm::arm_info): Initialize new fields.
1621 * i386.cc (Target_i386::i386_info): Likewise.
1622 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
1624 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
1625 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
1626 (Target_x86_64::do_new_output_section): New function.
1627 * configure.ac: Define conditional MCMODEL_MEDIUM.
1628 * testsuite/Makefile.am (check_PROGRAMS): Add large.
1629 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
1630 (large_LDFLAGS): Define.
1631 * testsuite/large.c: New file.
1632 * testsuite/testfile.cc (Target_test::test_target_info):
1633 Initialize new fields.
1634 * configure, testsuite/Makefile.in: Rebuild.
1636 2009-06-05 Doug Kwan <dougkwan@google.com>
1638 * Makefile.am (CCFILES): Add target.cc.
1639 * Makefile.in: Regenerate.
1640 * i386.cc (class Target_i386): Define new virtual method to
1641 override do_is_local_label_name in parent.
1642 * object.cc (Sized_relobj::do_count_local_symbols): Discard
1643 local symbols if --discard-locals or -X is given.
1644 * options.h (class General_options): Declare new options
1645 '--discard-locals' and '-X' for discarding locals.
1646 * target.h (class Target): Define new methods is_local_label_name.
1647 Declare new virtual method do_is_local_label_name.
1648 * target.cc: New file.
1649 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
1650 (check_SCRIPTS): Add discard_locals_test.sh.
1651 (check_DATA): Add discard_local_tests.syms.
1652 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
1653 (discard_local_tests.syms, discard_locals_test.o): New make rules.
1654 * testsuite/Makefile.in: Regenerate.
1655 * testsuite/discard_locals_test.c: New file.
1656 * testsuite/discard_locals_test.sh: Same.
1658 2009-06-05 Doug Kwan <dougkwan@google.com>
1660 * object.cc (Sized_relobj::Sized_relobj): Initialize
1661 discarded_eh_frame_shndx_ to -1U.
1662 (Sized_relobj::do_layout): Record index of a discard .eh_frame
1664 (Sized_relobj::do_count_local_symbols): Skip local symbols in
1665 a discarded .eh_frame section.
1666 (Sized_relobj::do_finalize_local_symbols): Ditto.
1667 * object.h (class Sized_relobj): Declare new member
1668 discarded_eh_frame_shndx_.
1669 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
1670 (local_labels_test.o, local_labels_test): New rules.
1671 * testsuite/Makefile.in: Regenerate.
1673 2009-06-04 Doug Kwan <dougkwan@google.com>
1675 * layout.cc (Layout::section_name_mapping): Add mapping for
1676 special ARM sections.
1678 2009-06-03 Doug Kwan <dougkwan@google.com>
1680 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
1681 (utils::has_overflow): Same.
1683 2009-06-03 Ian Lance Taylor <iant@google.com>
1685 * layout.cc (Layout::section_name_mapping): New array, replacing
1686 Layout::linkonce_mapping.
1687 (Layout::section_name_mapping_count): New variable, replacing
1688 Layout::linkonce_mapping_count.
1689 (Layout::linkonce_output_name): Remove.
1690 (Layout::output_section_name): Rewrite.
1691 * layout.h (class Layout): Rename Linkonce_mapping to
1692 Section_name_mapping, linkonce_mapping to section_name_mapping,
1693 linkonce_mapping_count to section_name_mapping_count. Don't
1694 declare linkonce_output_name.
1696 2009-06-03 Doug Kwan <dougkwan@google.com>
1698 * gold/arm.cc (namespace utils): New.
1699 (Target_arm::reloc_is_non_pic): Define new method.
1700 (class Arm_relocate_functions): New.
1701 (Target_arm::Relocate::relocate): Handle relocation types used by
1704 2009-06-03 Ian Lance Taylor <iant@google.com>
1706 * arm.cc (Target_arm::scan::global): Use || instead of |.
1708 2009-06-02 Doug Kwan <dougkwan@google.com>
1710 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
1711 issued_non_pic_error_.
1712 (class Target_arm::Scan): Declare new method check_non_pic.
1713 Define new method symbol_needs_plt_entry.
1714 Declare new data member issued_non_pic_error_.
1715 (class Target_arm::Relocate): Declare new method
1716 should_apply_static_reloc.
1717 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
1718 (Target_arm::Scan::check_non_pic): Define new method.
1719 (Target_arm::Scan::local): Handle a small subset of reloc types used
1721 (Target_arm::Scan::local): Same.
1722 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
1724 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
1726 * incremental.cc (Incremental_inputs::report_command_line): Filter
1727 out --incremental-* options.
1729 2009-05-29 Doug Kwan <dougkwan@google.com>
1731 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
1733 (class Target_arm): Update comment.
1734 (Target_arm::Target_arm): Initialize new data members GOT_,
1735 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
1736 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
1737 and Target_arm::rel_dyn_section.
1738 Declare new_enum Target_arm::Got_type.
1739 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
1741 Update commments for member do_dynsym_value.
1742 (Target_arm::got_size, Target_arm::plt_section,
1743 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
1744 new methods inside class defintion.
1745 (Target_arm::got_section): Define new method.
1746 (Target_arm::rel_dyn_section): Same.
1747 (Output_data_plt_arm): New template class.
1748 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
1749 (Output_data_plt_arm:do_adjust_output_section): Define new method.
1750 (Output_data_plt_arm::add_entry): Same.
1751 (Output_data_plt_arm::first_plt_entry): Define new
1752 static data member for PLT instruction template.
1753 (Output_data_plt_arm::plt_entry): Same.
1754 (Output_data_plt_arm::do_write): Define new method.
1755 (Target_arm::make_plt_entry): Same.
1756 (Target_arm::do_finalize_sections): Same.
1757 (Target_arm::do_dynsym_value): Same.
1759 2009-05-28 Doug Kwan <dougkwan@google.com>
1761 * Makefile.am (TARGETSOURCES): Add arm.cc.
1762 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
1763 * Makefile.in: Regenerate.
1765 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
1767 2009-05-26 Doug Kwan <dougkwan@google.com>
1769 * options.cc (General_options::parse_exclude_libs). Fix a comment.
1770 (General_options::check_excluded_libs): Strip off directories in
1771 archive name before matching like GNU ld does.
1772 * testsuite/Makefile.am (MOSTLYCLEANFILES,
1773 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
1774 (exclude_libs_test_LDFLAGS): Add linker option
1775 -Wl,--exclude-libs,libexclude_libs_test_3
1776 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
1777 an explicit archive without using -l.
1778 (alt/libexclude_libs_test_3.a): New make rule.
1779 * testsuite/Makefile.in: Regenerate.
1780 * testsuite/exclude_libs_test.c : Declare lib3_default().
1782 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
1783 * exclude_libs_test_3.c: New file.
1785 2009-05-26 Nick Clifton <nickc@redhat.com>
1787 * po/id.po: New Indonesian translation.
1788 * po/gold.pot: Updated template file.
1790 2009-05-22 Sriraman Tallam <tmsriram@google.com>
1792 * testsuite/Makefile.am: Add -ffunction-sections to compile
1793 gc_comdat_test files. Add -Wl,--gc-sections to build
1795 * testsuite/Makefile.in: Regenerate.
1796 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
1798 2009-05-21 Sriraman Tallam <tmsriram@google.com>
1800 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
1801 kept comdat section was garbage collected.
1802 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
1803 * testsuite/Makefile.in: Regenerate.
1804 * testsuite/gc_comdat_test.sh: New file.
1805 * testsuite/gc_comdat_test_1.cc: New file.
1806 * testsuite/gc_comdat_test_2.cc: New file.
1808 2009-05-19 Doug Kwan <dougkwan@google.com>
1810 * archive.cc (Archive::Archive): Move constructor from archive.h
1811 to here. Initialize no_export_.
1812 (Archive::get_elf_object_for_member): Set no_export flag of object.
1813 * archive.h (Archive::Archive): Move constructor body to
1815 (Archive::no_export): New method.
1816 (Archive::no_export_): New field.
1817 * object.h (Object::Object): Initialize no_export_ to false.
1818 (Object::no_export, Object::set_no_export): New methods.
1819 (Object::no_export_): New field.
1820 * options.cc (General_options::parse_exclude_libs): New method.
1821 (General_options::check_excluded_libs) Same.
1822 * options.h (exclude_libs): New option.
1823 (General_options::check_excluded_libs): New method declaration.
1824 (General_options::excluded_libs_): New field.
1825 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
1826 default or protected visibility if an object has no-export flag set.
1827 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
1828 (check_SCRIPTS): Add exclude_libs_test.sh.
1829 (check_DATA): Add exclude_libs_test.syms.
1830 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
1831 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
1832 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
1833 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
1834 (exclude_libs_test.syms, libexclude_libs_test_1.a,
1835 libexclude_libs_test_2.a): New rules.
1836 * testsuite/Makefile.in: Regenerate.
1837 * testsuite/exclude_libs_test.c: New file.
1838 * testsuite/exclude_libs_test.sh: Ditto.
1839 * testsuite/exclude_libs_test_1.c: Ditto.
1840 * testsuite/exclude_libs_test_2.c: Ditto.
1842 2009-05-15 Ian Lance Taylor <iant@google.com>
1844 * configure.ac: Check for declarations for cases where libiberty.h
1845 checks HAVE_DECL_xxx.
1846 * configure, config.in: Rebuild.
1848 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
1850 * gold.h (Incremental_argument_list): Remove (invalid) forward
1852 * incremental.cc (Incremental_inputs::report_achive): New method.
1853 (Incremental_inputs::report_object): New method.
1854 (Incremental_inputs::report_script): New method.
1855 (Incremental_inputs::finalize_inputs): New method.
1856 (Incremental_inputs::finalize): Call finalize_inputs().
1857 (Incremental_inputs::sized_create_incremental_inputs_section_data):
1858 Create inputs entries.
1859 * incremental.h (Incremental_input_type): New enum.
1860 (Incremental_inputs::Incremental_input): Initialize new fields.
1861 (Incremental_inputs::report_inputs): New method.
1862 (Incremental_inputs::report_achive): New method.
1863 (Incremental_inputs::report_object): New method.
1864 (Incremental_inputs::report_script): New method.
1865 (Incremental_inputs::finalize_inputs): New method.
1866 (Incremental_inputs::Input_info): New struct.
1867 (Incremental_inputs::Input_info_map): New typedef.
1868 (Incremental_inputs::lock_): New field.
1869 (Incremental_inputs::Inputs_): New field.
1870 (Incremental_inputs::Inputs_map): New field.
1871 * main.cc (main): Call Incremental_input::report_inputs.
1872 * options.h (Input_argument_list): Typedef moved from
1874 (Input_file_group::Files): Remove, use ::Input_argument_list.
1875 (Input_file_group::Input_argument_list): Remove, use
1876 ::Input_argument_list.
1877 * plugin.cc (Plugin_manager::add_input_file): Add error in
1879 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
1881 * script.cc (read_input_script): Call
1882 Incremental_input::report_script.
1883 * script.h (Script_info): New class.
1885 2009-04-27 Ian Lance Taylor <iant@google.com>
1887 * x86_64.cc (do_adjust_output_section): Set entsize to
1890 2009-04-23 Elliott Hughes <enh@google.com>
1892 * output.cc (Output_file::close): After short writes, continue
1893 writing from the correct offset in the buffer being written.
1895 2009-04-23 Chris Demetriou <cgd@google.com>
1897 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
1898 * configure: Regenerate.
1899 * config.in: Regenerate.
1900 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
1901 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
1903 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
1905 * incremental.cc (Incremental_inputs_header_data): Renamed from
1906 Incremental_input_header_data.
1907 (Incremental_inputs_header_data::data_size): New field.
1908 (Incremental_inputs_header_data::put_input_file_count): Renamed
1909 from input_file_count.
1910 (Incremental_inputs_header_data::put_command_line_offset): Renamed
1911 from command_line_offset.
1912 (Incremental_inputs_header_data::put_reserved): Renamed from
1914 (Incremental_inputs_entry_data): Renamed from
1915 Incremental_input_entry_data.
1916 (Incremental_inputs_entry_data::data_size): New field.
1917 (Incremental_inputs::report_command_line): New method.
1918 (Incremental_inputs::finalize): New method.
1919 (Incremental_inputs::create_incremental_inputs_data): New method.
1920 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
1921 * incremental.h: New file.
1922 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
1923 (Layout::finalize): Create incremental inputs section in
1925 (Layout::create_incremental_info_sections): New method.
1926 * layout.h (Layout::incremental_inputs): New method.
1927 (Layout::create_incremental_info_sections): New method.
1928 (Layout::incremental_inputs_): New field.
1929 * main.cc (main): Notify Incremental_input of the command line.
1931 2009-04-01 Ian Lance Taylor <iant@google.com>
1932 Mikolaj Zalewski <mikolajz@google.com>
1934 * gold.h (reserve_unordered_map): Define, three versions, one for
1935 each version of Unordered_map.
1936 * layout.cc (Layout::Layout): Remove options parameter. Add
1937 number_of_input_files parameter. Don't initialize options_.
1938 Initialize number_of_input_files_ and resized_signatures_. Move
1939 sections_are_attached_.
1940 (Layout::layout_group): Reserve space for group_signatures_.
1941 (Layout::find_or_add_kept_section): Change name parameter to be a
1942 reference. Resize signatures_ map when it gets large enough.
1943 (Layout::layout_eh_frame): Use parameters->options() instead of
1945 (Layout::make_output_section): Likewise.
1946 (Layout::attach_allocated_section_to_segment): Likewise.
1947 (Layout::finalize, Layout::create_executable_stack): Likewise.
1948 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
1949 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
1950 * layout.h (class Layout): Update declarations. Remove options_
1951 field. Add number_of_input_files_ and resized_signatures_
1952 fields. Move sections_are_attached_ field.
1953 * main.cc (main): Pass number of input files to Layout
1954 constructor. Don't pass options.
1956 2009-03-30 Ian Lance Taylor <iant@google.com>
1958 * ffsll.c (ffsll): Correct implementation.
1960 2009-03-27 Ian Lance Taylor <iant@google.com>
1962 * ffsll.c: New file.
1963 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
1964 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
1965 * ftruncate.c (ftruncate): Declare before definition.
1966 * mremap.c (mremap): Likewise.
1967 * pread.c (pread): Likewise.
1968 * configure, Makefile.in, config.in: Rebuild.
1970 * mremap.c: New file.
1971 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
1972 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
1973 (mremap): Declare if HAVE_MREMAP is not defined.
1974 * configure, Makefile.in, config.in: Rebuild.
1976 2009-03-27 Cary Coutant <ccoutant@google.com>
1978 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
1979 position independent.
1980 * sparc.cc (Target_sparc::check_non_pic): Likewise.
1981 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
1983 2009-03-24 Cary Coutant <ccoutant@google.com>
1985 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
1987 (needs_dynamic_reloc): Likewise.
1989 2009-03-24 Ian Lance Taylor <iant@google.com>
1991 * yyscript.y (file_cmd): Recognize EXTERN.
1992 (extern_name_list, extern_name_list_body): New nonterminals.
1993 * script.cc (script_add_extern): Define.
1994 * script-c.h (script_add_extern): Declare.
1996 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
1998 * object.cc (is_elf_object): Define.
1999 * object.h (is_elf_object): Declare.
2000 * archive.cc (Archive::get_elf_object_for_member): Call
2002 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2004 2009-03-24 Elliott Hughes <enh@google.com>
2006 * output.cc (Output_file::map_anonymous): Define.
2007 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2008 try an anonymous one. Report the size if the mmap fails.
2009 * output.h (class Output_file): Declare map_anonymous.
2011 2009-03-24 Ian Lance Taylor <iant@google.com>
2013 * target-select.cc (instantiate_target): Don't acquire the lock if
2014 the instantiated_target_ field has already been set.
2016 2009-03-23 Ian Lance Taylor <iant@google.com>
2018 * gold-threads.h (class Initialize_lock): Define.
2019 * gold-threads.cc (class Initialize_lock_once): Define.
2020 (initialize_lock_control): New static variable.
2021 (initialize_lock_pointer): New static variable.
2022 (initialize_lock_once): New static function.
2023 (Initialize_lock::Initialize_lock): Define.
2024 (Initialize_lock::initialize): Define.
2025 * target-select.h: Include "gold-threads.h".
2026 (class Target_selector): Add lock_ and initialize_lock_ fields.
2027 Don't define instantiate_target, just declare it.
2028 * target-select.cc (Target_selector::Target_selector): Initialize
2030 (Target_selector::instantiate_target): Define.
2031 * descriptors.h: Include "gold-threads.h".
2032 (class Descriptors): Add initialize_lock_ field.
2033 * descriptors.cc (Descriptors::Descriptors): Initialize new
2035 (Descriptors::open): Use initialize_lock_ field
2036 * errors.h (class Errors): Add initialize_lock_ field.
2037 * errors.cc (Errors::Errors): Initialize new field.
2038 (Errors::initialize_lock): Use initialize_lock_ field.
2039 * powerpc.cc (class Target_selector_powerpc): Remove
2040 instantiated_target_ field. In do_recognize call
2041 instantiate_target rather than do_instantiate_target. In
2042 do_instantiate_target just allocate a new target.
2043 * sparc.cc (class Target_selector_sparc): Likewise.
2045 * freebsd.h: New file.
2046 * i386.cc: Include "freebsd.h".
2047 (Target_i386): Derive from Target_freebsd rather than
2049 (Target_selector_i386): Derive from Target_selector_freebsd rather
2050 than Target_selector.
2051 * x86_64.cc: Include "freebsd.h".
2052 (Target_x86_64): Derive from Target_freebsd rather than
2054 (Target_selector_x86_64): Derive from Target_selector_freebsd
2055 rather than Target_selector.
2056 * target.h (class Target): Add adjust_elf_header and
2057 do_adjust_elf_header.
2058 * output.cc (Output_file_header:: do_sized_write): Call target
2059 adjust_elf_header routine.
2060 * configure.tgt: Set targ_osabi.
2061 * configure.ac: Define GOLD_DEFAULT_OSABI.
2062 * parameters.cc (Parameters::default_target): Pass
2063 GOLD_DEFAULT_OSABI to select_target.
2064 * target-select.h (class Target_selector): Make instantiate_target
2065 protected rather than private.
2066 * Makefile.am (HFILES): Add freebsd.h.
2067 * configure, Makefile.in, config.in: Rebuild.
2069 * merge.cc (do_add_input_section): Correct pend value. Change
2070 message about last entry not being null terminated from error to
2073 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2075 * incremental.cc: New file.
2076 * Makefile.am (CCFILES): Add incremental.cc.
2077 * Makefile.in: Rebuild.
2079 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2081 * layout.cc (Layout::output_section_name): Preserve names
2082 of '.note.' sections.
2084 2009-03-19 Ian Lance Taylor <iant@google.com>
2086 * descriptors.cc (Descriptors::open): Check that the options are
2087 valid before using them.
2089 2009-03-18 Ian Lance Taylor <iant@google.com>
2091 * script-sections.h: Include <list>.
2092 (class Script_sections): Change Sections_elements from std::vector
2093 to std::list. Typedef public Elements_iterator. Add
2094 orphan_section_placement_, data_segment_align_start_, and
2095 saw_data_segment_align_ fields. Remove data_segment_align_index_
2097 * script-sections.cc (class Orphan_section_placement): New class.
2098 (class Sections_element): Add virtual functions is_relro and
2099 orphan_section_init. Remove virtual function place_orphan_here.
2100 (class Output_section_definition): Add is_relro and
2101 orphan_section_init. Remove place_orphan_here.
2102 (class Orphan_output_section): Likewise.
2103 (Script_sections::Script_sections): Update for field changes.
2104 (Script_sections::data_segment_align): Set saw_data_segment_align_
2105 and data_segment_align_start_, not data_segment_align_index.
2106 (Script_sections::data_segment_relro_end): Check
2107 saw_data_segment_align_. Use data_segment_align_start_ rather
2108 than data_segment_align_index_.
2109 (Script_sections::place_orphan): Rewrite to use
2110 Orphan_section_placement.
2112 2009-03-17 Ian Lance Taylor <iant@google.com>
2114 * archive.cc (Archive::add_symbols): Check for a version attached
2115 to the symbol name in the archive map.
2116 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2117 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2118 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2119 (ver_test_11.a): New target.
2120 * testsuite/Makefile.in: Rebuild.
2122 * configure.ac: Check for chsize and posix_fallocate. Replace
2124 * ftruncate.c: New file, from gnulib.
2125 * output.cc (posix_fallocate): Define dummy version if not
2126 HAVE_POSIX_FALLOCATE.
2127 (Output_file::map): Call posix_fallocate rather than lseek and
2129 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2130 * configure, Makefile.in, config.in: Rebuild.
2132 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2134 * layout.h (Layout::create_note): Add section_name parameter.
2135 * layout.cc (Layout::create_note): Likewise.
2136 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2138 2009-03-17 Ian Lance Taylor <iant@google.com>
2140 * descriptors.cc: Include "options.h".
2141 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2142 (Descriptors::open): Always use O_CLOEXEC when opening a new
2143 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2144 then set FD_CLOEXEC.
2146 * sparc.cc (class Target_sparc): Add has_got_section.
2147 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2148 make sure we have a GOT section.
2150 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2151 (Target_sparc::Scan::local): Likewise.
2152 (Target_sparc::Scan::global): Likewise.
2153 (Target_sparc::Relocate::relocate): Likewise.
2154 (Target_sparc::Relocate::relocate_tls): Likewise.
2156 * symtab.cc (Symbol_table::define_default_version): New function,
2157 broken out of add_from_object.
2158 (Symbol_table::add_from_object): Call define_default_version.
2159 (Symbol_table::define_special_symbol): Add resolve_oldsym
2160 parameter. Change all callers. If the version for a symbol comes
2161 from a version script, resolve it with the symbol with the same
2162 name with no version. Also add the symbol without a version if
2164 (do_define_in_output_data): If resolving with oldsym, don't delete
2166 (do_define_in_output_segment): Likewise.
2167 (do_define_as_constant): Likewise.
2168 * symtab.h (class Symbol_table): Update declarations.
2170 2009-03-13 Ian Lance Taylor <iant@google.com>
2172 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2173 (Read_symbols::requeue): New function.
2174 (Read_symbols::do_read_symbols): If make_elf_object fails because
2175 the target type is not configured, and the file was searched for,
2176 issue a warning and retry with the next directory.
2177 (Add_symbols::run): If the file has an incompatible format, and
2178 it was searched for, requeue the Read_symbols task. On error,
2180 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2181 dirindex parameter to constructor. Change all callers. Declare
2182 incompatible_warning and requeue.
2183 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2184 input_argument_ and input_group_ fields. Add them to
2185 constructor. Change all callers.
2186 (class Read_script): Add dirindex_ field. Add it to constructor.
2188 * archive.cc (Archive::setup): Remove input_objects parameter.
2190 (Archive::get_file_and_offset): Likewise.
2191 (Archive::read_all_symbols): Likewise.
2192 (Archive::read_symbols): Likewise.
2193 (Archive::get_elf_object_for_member): Remove input_objects
2194 parameter. Add punconfigured parameter. Change all callers.
2195 (Archive::add_symbols): Change return type to bool. Check return
2196 value of include_member.
2197 (Archive::include_all_members): Likewise.
2198 (Archive::include_member): Change return type to bool. Return
2199 false if first included object has incompatible target. Set
2200 included_member_ field.
2201 (Add_archive_symbols::run): If add_symbols returns false, requeue
2203 * archive.h (class Archive): Add included_member_ field.
2204 Initialize it in constructor. Add input_file and searched_for
2205 methods. Update declarations.
2206 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2207 input_argument_ fields. Add them to constructor. Change all
2209 * script.cc: Include "target-select.h".
2210 (class Parser_closure): Add skip_on_incompatible_target_ and
2211 found_incompatible_target_ fields. Add
2212 skip_on_incompatible_target parameter to constructor. Change all
2213 callers. Add methods skip_on_incompatible_target,
2214 clear_skip_on_incompatible_target, found_incompatible_target, and
2215 set_found_incompatible_target.
2216 (read_input_script): Add dirindex parameter. Change all callers.
2217 If parser finds an incompatible target, requeue Read_symbols
2219 (script_set_symbol): Clear skip_on_incompatible_target in
2221 (script_add_assertion, script_parse_option): Likewise.
2222 (script_start_sections, script_add_phdr): Likewise.
2223 (script_check_output_format): New function.
2224 * script.h (read_input_script): Update declaration.
2225 * script-c.h (script_check_output_format): Declare.
2226 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2227 (ignore_cmd): Remove OUTPUT_FORMAT.
2228 * fileread.cc (Input_file::Input_file): Add explicit this.
2229 (Input_file::will_search_for): New function.
2230 (Input_file::open): Add pindex parameter. Change all callers.
2231 * fileread.h (class Input_file): Add input_file_argument method.
2232 Declare will_search_for. Update declarations.
2233 * object.cc (make_elf_object): Add punconfigured parameter.
2235 * object.h (class Object): Make input_file public. Add
2236 searched_for method.
2237 (make_elf_object): Update declaration.
2238 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2240 * dirsearch.h (class Dirsearch): Update declaration.
2241 * options.h (class General_options): Add --warn-search-mismatch.
2242 * parameters.cc (Parameters::is_compatible_target): New function.
2243 * parameters.h (class Parameters): Declare is_compatible_target.
2244 * workqueue.cc (Workqueue::add_blocker): New function.
2245 * workqueue.h (class Workqueue): Declare add_blocker.
2247 * fileread.cc (Input_file::open): Remove options parameter.
2249 (Input_file::open_binary): Likewise.
2250 * script.cc (read_input_script): Likewise.
2251 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2252 options parameter from constructor. Change all callers.
2253 (class Read_script): Likewise.
2254 * fileread.h (class Input_file): Update declarations.
2255 * script.h (read_input_script): Update declaration.
2257 2009-03-10 Nick Clifton <nickc@redhat.com>
2259 * po/es.po: New Spanish translation.
2261 2009-03-06 Cary Coutant <ccoutant@google.com>
2263 * options.cc (parse_short_option): Keep dash_z from registering itself.
2265 2009-03-03 Ian Lance Taylor <iant@google.com>
2268 * target-reloc.h (relocate_section): Pass output_section to
2270 * i386.cc (Target_i386::should_apply_static_reloc): Add
2271 output_section parameter. Change all callers.
2272 (Target_i386::Relocate::relocate): Add output_section parameter.
2273 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2274 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2275 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2276 * testsuite/two_file_shared.sh: New script.
2277 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2278 (check_DATA): Add two_file_shared.dbg.
2279 (two_file_shared.dbg): New target.
2280 * testsuite/Makefile.in: Rebuild.
2282 2009-03-01 Ian Lance Taylor <iant@google.com>
2284 * configure.ac: Check for byteswap.h.
2285 * configure: Rebuild.
2286 * config.in: Rebuild.
2288 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2290 * layout.cc (Layout::find_or_add_kept_section): New function.
2291 (Layout::add_comdat): Removed.
2292 * layout.h (struct Kept_section): Move out of class Layout.
2293 Remove trailing underscores from field names. Add group_sections
2294 field. Rename group_ field to is_group. Change all uses.
2295 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2296 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2297 comdat_groups_ field.
2298 (Sized_relobj::include_section_group): Use
2299 find_or_add_kept_section and Kept_section::group_sections.
2300 (Sized_relobj::include_linkonce_section): Likewise.
2301 * object.cc (class Sized_relobj): Don't define Comdat_group or
2302 Comdat_group_table. Remove find_comdat_group and
2303 add_comdat_group. Remove comdat_groups_ field.
2304 * plugin.cc (include_comdat_group): Use
2305 Layout::find_or_add_kept_section.
2307 2009-02-28 Ian Lance Taylor <iant@google.com>
2309 * README: --gc-sections and map files are now supported. Document
2310 some build requirements.
2313 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2314 relocatable link set the value of the section symbol to zero.
2315 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2316 relocatable link don't include the section address in the local
2319 2009-02-27 Ian Lance Taylor <iant@google.com>
2322 * options.h (class Search_directory): Add is_system_directory.
2323 (class General_options): Declare is_in_system_directory.
2324 * options.cc (get_relative_sysroot): Make static.
2325 (get_default_sysroot): Make static.
2326 (General_optoins::is_in_system_directory): New function.
2327 * fileread.cc (Input_file::is_in_system_directory): New function.
2328 * fileread.h (class Input_file): Declare is_in_system_directory.
2329 * object.h (class Object): Add is_in_system_directory.
2330 (class Input_objects): Remove system_library_directory_ field.
2331 * object.cc (Input_objects::add_object): Don't set
2332 system_library_directory_.
2333 (input_objects::found_in_system_library_directory): Remove.
2334 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2335 parameter. Change all callers.
2336 (Symbol_table::sized_write_globals): Likewise.
2337 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2338 Call Object::is_in_system_directory.
2339 * symtab.h (class Symbol_table): Update declarations.
2342 * descriptors.h (Open_descriptor): Add is_on_stack field.
2343 * descriptors.cc (Descriptors::open): If the descriptor is on the
2344 top of the stack, remove it. Initialize is_on_stack field.
2345 (Descriptors::release): Only add pod to stack if it is not on the
2347 (Descriptors::close_some_descriptor): Clear stack_next and
2351 * output.cc (Output_section::find_starting_output_address): Rename
2352 from starting_output_address; add PADDR parameter; change return
2354 * output.h (class Output_section): Declare
2355 find_starting_output_address instead of starting_output_address.
2356 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2357 section symbol for which we can't find a merge section.
2360 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2361 hidden or internal, force the symbol to be local.
2362 * resolve.cc (Symbol::override_visibility): Define.
2363 (Symbol::override_base): Use override_visibility.
2364 (Symbol_table::resolve): Likewise.
2365 (Symbol::override_base_with_special): Likewise.
2366 (Symbol_table::override_with_special): If the visibility is hidden
2367 or internal, force the symbol to be local.
2368 * symtab.h (class Symbol): Add set_visibility and
2369 override_visibility.
2370 * testsuite/ver_test_1.sh: New file.
2371 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2372 (check_DATA): Add ver_test_1.syms.
2373 (ver_test_1.syms): New target.
2374 * testsuite/Makefile.in: Rebuild.
2376 2009-02-25 Cary Coutant <ccoutant@google.com>
2378 * layout.cc (Layout::choose_output_section): Don't rename sections
2379 when using a linker script that has a SECTIONS clause.
2380 * Makefile.in: Regenerate.
2382 * testsuite/Makefile.am (script_test_5.sh): New test case.
2383 * testsuite/Makefile.in: Regenerate.
2384 * testsuite/script_test_5.cc: New file.
2385 * testsuite/script_test_5.sh: New file.
2386 * testsuite/script_test_5.t: New file.
2388 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2390 * archive.cc (Archive::include_member): Update calls to add_symbols.
2391 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2392 the Layout argument.
2393 * dynobj.h (do_add_symbols): Add the Layout argument.
2394 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2396 * object.h (Object::add_symbols): Add the Layout argument.
2397 (Object::do_add_symbols): Add the Layout argument.
2398 (Sized_relobj::do_add_symbols): Add the Layout argument.
2399 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2400 Unify the two versions.
2401 (Add_plugin_symbols): Remove.
2402 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2403 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2404 (Add_plugin_symbols): Remove.
2405 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2406 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2407 (Add_symbols::run): Make it work with Pulginobj.
2409 2009-02-06 Ian Lance Taylor <iant@google.com>
2411 * object.cc (Sized_relobj::do_layout): Make info message start
2412 with lower case letter.
2414 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2416 * binary.cc: Fix file comment.
2418 * options.h (enum Incremental_disposition): Define.
2419 (class General_options): Add new options: --incremental,
2420 --incremental_changed, --incremental_unchanged,
2421 --incremental_unknown. Add incremental_disposition_ and
2422 implicit_incremental_ fields.
2423 (General_options::incremental_disposition): New function.
2424 (class Position_dependent_options): Add incremental_disposition
2426 (Position_dependent_options::copy_from_options): Set incremental
2428 * options.cc (General_options::parse_incremental_changed): New
2430 (General_options::parse_incremental_unchanged): New function.
2431 (General_options::parse_incremental_unknown): New function.
2432 (General_options::General_options): Initialize new fields
2433 incremental_disposition_ and implicit_incremental_.
2434 (General_options::finalize): Check for uasge of --incremental-*
2435 without --incremental.
2437 2009-02-06 Chris Demetriou <cgd@google.com>
2439 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2440 pointer and to report location as the file name associated with
2442 (gold_undefined_symbol_at_location): New function to replace the
2443 old gold_undefined_symbol functionality.
2444 * target-reloc.h (relocate_section): Update to use
2445 gold_undefined_symbol_at_location.
2446 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2447 Call gold_undefined_symbol function rather than gold_error.
2448 * errors.h (Errors::undefined_symbol): Take location as a
2449 string, rather than calculating it from a relocation.
2450 * errors.cc (Errors::fatal): Print "fatal error:" before the
2452 (Errors::error, Errors::error_at_location): Print "error: "
2453 before the formatted message.
2454 (Errors::undefined_symbol): Take location as a string, rather
2455 than calculating it from a relocation.
2456 (gold_undefined_symbol_at_location): New function akin to
2457 old gold_undefined_symbol, calculates location from relocation.
2458 (gold_undefined_symbol): Change to take only a Symbol pointer
2459 and to report location as the file name associated with the symbol.
2460 * testsuite/debug_msg.sh: Update for changed error messages.
2461 * testsuite/undef_symbol.sh: Likewise.
2463 2009-02-04 Duncan Sands <baldrick@free.fr>
2466 * reduced_debug_output.h
2467 (Output_reduced_debug_abbrev_section::failed): Use format for
2469 (Output_reduced_debug_info_section::faild): Likewise.
2471 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
2473 * script.cc (Lazy_demangler): New class.
2474 (Version_script_info::get_symbol_version_helper): Demangle a
2477 2009-01-29 Cary Coutant <ccoutant@google.com>
2479 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
2481 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2483 2009-01-28 Ian Lance Taylor <iant@google.com>
2485 * version.cc (version_string): Bump to 1.9.
2487 * gold.h: Include <cstring> and <stdint.h>.
2488 * version.cc: Include <cstdio>.
2489 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
2491 * reduced_debug_output.cc (insert_into_vector): Rename from
2492 Insert_into_vector; change all callers. Use Swap_unaligned to
2493 avoid aliasing issue; remove union since it is unnecessary.
2495 2009-01-27 Sriraman Tallam <tmsriram@google.com>
2497 * Makefile.am (CCFILES): Add gc.cc.
2499 * Makefile.in: Regenerate.
2500 * gold.cc (Gc_runner): New class.
2501 (queue_initial_tasks): Call garbage collection related tasks
2502 when corresponding options are invoked.
2503 (queue_middle_gc_tasks): New function.
2504 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
2505 processed early before laying out sections during garbage collection.
2506 * gold.h (queue_middle_gc_tasks): New function.
2507 (is_prefix_of): Move from "layout.cc".
2508 * i386.cc (Target_i386::gc_process_relocs): New function.
2509 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
2510 * main.cc (main): Create object of class "Garbage_collection".
2511 * object.cc (Relobj::copy_symbols_data): New function.
2512 (Relobj::is_section_name_included): New function.
2513 (Sized_relobj::do_layout): Allow this function to be called twice
2514 during garbage collection and defer layout of section during the
2516 * object.h (Relobj::get_symbols_data): New function.
2517 (Relobj::is_section_name_included): New function.
2518 (Relobj::copy_symbols_data): New function.
2519 (Relobj::set_symbols_data): New function.
2520 (Relobj::get_relocs_data): New function.
2521 (Relobj::set_relocs_data): New function.
2522 (Relobj::is_output_section_offset_invalid): New pure virtual function.
2523 (Relobj::gc_process_relocs): New function.
2524 (Relobj::do_gc_process_relocs): New pure virtual function.
2525 (Relobj::sd_): New data member.
2526 (Sized_relobj::is_output_section_offset_invalid): New function.
2527 (Sized_relobj::do_gc_process_relocs): New function.
2528 * options.h (General_options::gc_sections): Modify to not be a no-op.
2529 (General_options::print_gc_sections): New option.
2530 * plugin.cc (Plugin_finish::run): Remove function call to
2531 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
2532 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
2533 * reloc.cc (Read_relocs::run): Add task to process relocs and
2534 determine unreferenced sections when doing garbage collection.
2535 (Gc_process_relocs): New class.
2536 (Sized_relobj::do_gc_process_relocs): New function.
2537 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
2538 sections that are garbage collected.
2539 * reloc.h (Gc_process_relocs): New class.
2540 * sparc.cc (Target_sparc::gc_process_relocs): New function.
2541 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
2542 symbols whose corresponding sections are garbage collected.
2543 (Symbol_table::Symbol_table): Add new parameter for the garbage
2545 (Symbol_table::gc_mark_undef_symbols): New function.
2546 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2547 (Symbol_table::gc_mark_dyn_syms): New function.
2548 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
2550 (Symbol_table::add_from_object): Likewise.
2551 (Symbol_table::add_from_relobj): When building shared objects, do not
2552 treat externally visible symbols as garbage.
2553 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
2554 table information for static and relocatable links.
2555 * symtab.h (Symbol_table::set_gc): New function.
2556 (Symbol_table::gc): New function.
2557 (Symbol_table::gc_mark_undef_symbols): New function.
2558 (Symbol_table::gc_mark_symbol_for_shlib): New function.
2559 (Symbol_table::gc_mark_dyn_syms): New function.
2560 (Symbol_table::gc_): New data member.
2561 * target.h (Sized_target::gc_process_relocs): New pure virtual
2563 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
2564 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
2566 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
2568 * options.h (General_options::gc_sections): Define as a no-op for now.
2569 (General_options::no_keep_memory): Ditto.
2570 (General_options::Bshareable): Define.
2571 * options.cc (General_options::finalize): Honor -Bshareable.
2573 2009-01-20 Andreas Schwab <schwab@suse.de>
2575 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
2576 read the value in the contents, since we don't use it. Use the
2577 template endianness when writing.
2578 (Relocate::relocate): Use it for R_PPC_REL16_HA.
2580 2009-01-19 Andreas Schwab <schwab@suse.de>
2582 * configure.tgt (powerpc64-*): Fix targ_obj.
2584 2009-01-15 Ian Lance Taylor <iant@google.com>
2586 * object.cc (Sized_relobj::write_local_symbols): Don't write out
2587 local symbols when stripping all symbols.
2589 2009-01-14 Cary Coutant <ccoutant@google.com>
2591 * output.cc (Output_reloc): Add explicit instantiations.
2593 2009-01-14 Cary Coutant <ccoutant@google.com>
2595 * archive.cc (Archive::get_elf_object_for_member): Remove call
2596 to File_read::claim_for_plugin.
2597 * descriptors.cc (Descriptors::open): Remove reference to
2599 (Descriptors::claim_for_plugin): Remove.
2600 * descriptors.h (Descriptors::claim_for_plugin): Remove.
2601 (Descriptors::is_claimed): Remove.
2602 (claim_descriptor_for_plugin): Remove.
2603 * fileread.cc (File_read::claim_for_plugin): Remove.
2604 * fileread.h (File_read::claim_for_plugin): Remove.
2605 (File_read::descriptor): Reopen descriptor if necessary.
2606 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
2607 (Plugin_manager::all_symbols_read): Add task parameter. Change
2609 (Plugin_manager::get_input_file): New function.
2610 (Plugin_manager::release_input_file): New function.
2611 (Pluginobj::Pluginobj): Add filesize parameter and initialize
2612 corresponding data member.
2613 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
2614 and pass to base constructor. Change all callers.
2615 (get_input_file, release_input_file): New functions.
2616 (make_sized_plugin_object): Add filesize parameter. Change all callers.
2617 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
2618 (Plugin_manager::all_symbols_read): Add task parameter.
2619 (Plugin_manager::get_input_file): New function.
2620 (Plugin_manager::release_input_file): New function.
2621 (Plugin_manager::task_): New data member.
2622 (Pluginobj::Pluginobj): Add filesize parameter.
2623 (Pluginobj::filename): New function.
2624 (Pluginobj::descriptor): New function.
2625 (Pluginobj::filesize): New function.
2626 (Pluginobj::filesize_): New data member.
2627 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
2628 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
2629 File_read::claim_for_plugin; use Object::unlock to unlock the file.
2631 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
2632 with archive libraries.
2633 * testsuite/Makefile.in: Regenerate.
2634 * testsuite/plugin_test.c (struct sym_info): New type.
2635 (get_input_file, release_input_file): New static variables.
2636 (onload): Capture new transfer vector entries.
2637 (claim_file_hook): Stop reading at end of file according to filesize.
2638 Factor out parsing of readelf output into separate function.
2639 (all_symbols_read_hook): Exercise get_input_file and release_input_file
2640 APIs and get the source file name from the symbol table. Convert
2641 source file name to corresponding object file name. Print info
2642 message when adding new input files.
2643 (parse_readelf_line): New function.
2644 * testsuite/plugin_test_1.sh: Add checks for new info messages.
2645 * testsuite/plugin_test_2.sh: Likewise.
2646 * testsuite/plugin_test_3.sh: Likewise.
2647 * testsuite/plugin_test_4.sh: New test case.
2649 2009-01-07 Ian Lance Taylor <iant@google.com>
2651 * version.cc (version_string): Bump to 1.8.
2653 2008-12-23 Cary Coutant <ccoutant@google.com>
2655 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
2656 * plugin.cc (Plugin_manager::finish): Rename as
2657 layout_deferred_objects. Move cleanup to separate function.
2658 (Plugin_manager::cleanup): New function.
2659 (Plugin_finish::run): Call layout_deferred_objects and cleanup
2661 * plugin.h (Plugin_manager::finish): Rename as
2662 layout_deferred_objects.
2663 (Plugin_manager::cleanup): New function.
2664 (Plugin_manager::cleanup_done): New field.
2666 2008-12-23 Cary Coutant <ccoutant@google.com>
2668 * plugin.cc (is_visible_from_outside): New function.
2669 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
2670 so we don't return "IR only" status for exported symbols or -r links.
2672 * testsuite/Makefile.am (plugin_test_3): New test case.
2673 * testsuite/Makefile.in: Regenerate.
2674 * testsuite/plugin_test_3.sh: New file.
2676 2008-12-22 Cary Coutant <ccoutant@google.com>
2678 * object.cc (Sized_relobj::layout_section): New function.
2679 (Sized_relobj::do_layout): Defer layout of input sections until after
2680 plugin has provided replacement files.
2681 (Sized_relobj::do_layout_deferred_sections): New function.
2682 * object.h (Relobj::set_section_offset): Remove virtual keyword.
2683 (Relobj::layout_deferred_sections): New function.
2684 (Relobj::do_layout_deferred_sections): New function.
2685 (Sized_relobj::do_layout_deferred_sections): New function.
2686 (Sized_relobj::layout_section): New function.
2687 (Sized_relobj::Deferred_layout): New structure.
2688 (Sized_relobj::deferred_layout_): New field.
2689 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
2690 Change all callers. Layout deferred sections.
2691 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
2693 (Plugin_hook::run): Move code from do_plugin_hook inline.
2694 (Plugin_hook::do_plugin_hook): Remove.
2695 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
2696 (Plugin_manager::finish): Renamed, was cleanup.
2697 (Plugin_manager::should_defer_layout): New function.
2698 (Plugin_manager::add_deferred_layout_object): New function.
2699 (Plugin_manager::Deferred_layout_list): New type.
2700 (Plugin_manager::deferred_layout_objects_): New field.
2701 (Plugin_hook::do_plugin_hook): Remove.
2703 2008-12-17 Ian Lance Taylor <iant@google.com>
2705 * options.h (class General_options): Add --no case for
2708 2008-12-16 Cary Coutant <ccoutant@google.com>
2710 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
2712 (Plugin_manager::claim_file): Create plugin object even if
2713 plugin did not call the add_symbols callback.
2714 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
2715 asking for more symbols than were added.
2716 * testsuite/Makefile.am (plugin_test_1): Add test case with
2718 (empty.syms): New target.
2719 * testsuite/Makefile.in: Regenerate.
2720 * testsuite/plugin_test.c (claim_file_hook): Add new debug
2721 message. Don't call add_symbols if no globals.
2722 (all_symbols_read_hook): Don't provide replacement for empty
2725 2008-12-12 Ian Lance Taylor <iant@google.com>
2727 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
2728 r_type == 0 for a local symbol with r_sym == 0.
2729 (scan_relocatable_relocs): Pass r_sym to
2730 local_non_section_strategy.
2731 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
2734 * configure.ac: Update test for TLS descriptors: they are
2735 supported as of glibc 2.9.
2736 * configure: Rebuild.
2738 2008-12-11 Ian Lance Taylor <iant@google.com>
2741 * target-reloc.h (Default_scan_relocatable_relocs): For each
2742 function, map r_type == 0 to RELOC_DISCARD.
2744 2008-12-10 Cary Coutant <ccoutant@google.com>
2746 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
2747 object to override a kept COMDAT group from a plugin object.
2749 2008-12-09 Ian Lance Taylor <iant@google.com>
2752 * yyscript.y (file_cmd): Handle INPUT.
2754 * testsuite/initpri1.c: Change all declarations to be full
2755 prototypes by adding void, to avoid compiler warnings.
2757 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
2759 * options.cc (General_options::parse_plugin_opt): New.
2760 (General_options::add_plugin): The argument now is just the filename.
2761 (General_options::add_plugin_option): New.
2762 * options.h (plugin_opt): New.
2763 (add_plugin): Change argument name.
2764 (add_plugin_option): New.
2765 * plugin.cc (Plugin::load): Don't parse the plugin option.
2766 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
2767 (Plugin::add_option): New.
2768 (Plugin::args_): Change type.
2769 (Plugin::filename_): New.
2770 (Plugin_manager::add_plugin_option): New.
2771 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
2772 * testsuite/Makefile.in: Regenerate.
2774 2008-12-05 Cary Coutant <ccoutant@google.com>
2776 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
2777 Handle --strip-lto-sections option.
2778 * options.h (strip_lto_sections): New option.
2780 2008-12-01 Cary Coutant <ccoutant@google.com>
2782 * plugin.cc (ld_plugin_message): Change format parameter to const.
2783 Fix mismatch between new[] and delete.
2785 2008-11-14 Cary Coutant <ccoutant@google.com>
2787 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
2790 2008-11-05 Craig Silverstein <csilvers@google.com>
2792 * options.cc (General_options::parse_dynamic_list): New function.
2793 * options.h (General_options): New flags dynamic_list,
2794 dynamic_list_data, dynamic_list_cpp_new, and
2795 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
2796 (General_options::in_dynamic_list): New function.
2797 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
2798 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
2799 (Lex::can_continue_name): Likewise.
2801 (read_script_file): New parameter script_options.
2802 (read_dynamic_list): New function.
2803 (Script_options::define_dynamic_list): New function.
2804 (dynamic_list_keyword_parsecodes): New variable.
2805 (dynamic_list_keywords): New variable.
2806 * script.h (Script_options::define_dynamic_list): New function
2808 (read_dynamic_list): New function prototype.
2809 * symtab.cc (strprefix): New macro.
2810 (Symbol::should_add_dynsym_entry): Support dynamic_list,
2811 dynamic_list_data, dynamic_list_cpp_new, and
2812 dynamic_list_cpp_typeinfo.
2813 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
2814 (dynamic_list_expr): New rule.
2815 (dynamic_list_nodes): Likewise.
2816 (dynamic_list_node): Likewise.
2817 * testsuite/Makefile.am (dynamic_list): New test.
2818 * testsuite/Makefile.in: Regenerated.
2819 * testsuite/dynamic_list.t: New file.
2820 * testsuite/dynamic_list.sh: New file.
2822 2008-11-05 Craig Silverstein <csilvers@google.com>
2824 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
2825 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
2826 (t11_last): Likewise.
2827 * testsuite/ver_test_6.c (main): Likewise.
2829 2008-10-07 Cary Coutant <ccoutant@google.com>
2831 * options.c (General_options::finalize): Add check for -static and
2833 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
2836 2008-10-02 Cary Coutant <ccoutant@google.com>
2838 * plugin.cc (make_sized_plugin_object): Fix conditional
2839 compilation to work when not all targets are enabled.
2841 2008-09-29 Cary Coutant <ccoutant@google.com>
2843 * archive.cc (Archive::get_file_and_offset): Use filename instead
2844 of name to get library path.
2845 (Archive::include_member): Unlock external member of a thin archive.
2847 * testsuite/Makefile.am (TEST_AR): New variable.
2848 (thin_archive_test_1): New test.
2849 (thin_archive_test_2): New test.
2850 * testsuite/Makefile.in: Regenerate.
2851 * testsuite/thin_archive_main.cc: New file.
2852 * testsuite/thin_archive_test_1.cc: New file.
2853 * testsuite/thin_archive_test_2.cc: New file.
2854 * testsuite/thin_archive_test_3.cc: New file.
2855 * testsuite/thin_archive_test_4.cc: New file.
2857 2008-09-29 Cary Coutant <ccoutant@google.com>
2859 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
2860 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
2862 (Sized_relobj::do_finalize_local_symbols): Likewise.
2863 (Sized_relobj::map_to_kept_section): Likewise.
2864 * object.h (Sized_relobj::invalid_address): New constant.
2865 (Sized_relobj::do_output_section_offset): Check for invalid_address
2867 * output.cc (Output_reloc::local_section_offset): Use constant
2868 invalid_address instead of -1U.
2869 (Output_reloc::get_address): Likewise.
2870 (Output_section::output_address): Change -1U to -1ULL.
2871 * output.h (Output_reloc::invalid_address): New constant.
2872 * reloc.cc (Sized_relobj::write_sections): Use constant
2873 invalid_address instead of -1U.
2874 (Sized_relobj::relocate_sections): Likewise.
2875 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
2876 values for merge sections.
2877 * target-reloc.h (relocate_for_relocatable): Use constant
2878 invalid_address instead of -1U.
2880 2008-09-19 Cary Coutant <ccoutant@google.com>
2882 Add plugin functionality for link-time optimization (LTO).
2883 * configure.ac (plugins): Add --enable-plugins option.
2884 * configure: Regenerate.
2885 * config.in: Regenerate.
2886 * Makefile.am (LIBDL): New variable.
2887 (CCFILES): Add plugin.cc.
2888 (HFILES): Add plugin.h.
2889 (ldadd_var): Add LIBDL.
2890 * Makefile.in: Regenerate.
2892 * archive.cc: Include "plugin.h".
2893 (Archive::setup): Don't preread archive symbols when using a plugin.
2894 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
2895 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
2897 (Archive::include_member): Add symbols from plugin objects.
2898 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
2899 * descriptors.cc (Descriptors::open): Check for file descriptors
2900 abandoned by plugins.
2901 (Descriptors::claim_for_plugin): New function.
2902 * descriptors.h (Descriptors::claim_for_plugin): New function.
2903 (Open_descriptor::is_claimed): New field.
2904 (claim_descriptor_for_plugin): New function.
2905 * fileread.cc (File_read::claim_for_plugin): New function.
2906 * fileread.h (File_read::claim_for_plugin): New function.
2907 (File_read::descriptor): New function.
2908 * gold.cc: Include "plugin.h".
2909 (queue_initial_tasks): Add task to call plugin hooks for generating
2911 * main.cc: Include "plugin.h".
2912 (main): Load plugin libraries.
2913 * object.h (Pluginobj): Declare.
2914 (Object::pluginobj): New function.
2915 (Object::do_pluginobj): New function.
2916 (Object::set_target): New function.
2917 * options.cc: Include "plugin.h".
2918 (General_options::parse_plugin): New function.
2919 (General_options::General_options): Initialize plugins_ field.
2920 (General_options::add_plugin): New function.
2921 * options.h (Plugin_manager): Declare.
2922 (General_options): Add --plugin option.
2923 (General_options::has_plugins): New function.
2924 (General_options::plugins): New function.
2925 (General_options::add_plugin): New function.
2926 (General_options::plugins_): New field.
2927 * plugin.cc: New file.
2928 * plugin.h: New file.
2929 * readsyms.cc: Include "plugin.h".
2930 (Read_symbols::do_read_symbols): Check for archive before checking
2931 for ELF file. Call plugin hooks to claim files.
2932 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
2933 from a real object file; force override when processing replacement
2935 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
2936 (Symbol::init_base_object): Likewise.
2937 (Symbol::init_base_output_data): Likewise.
2938 (Symbol::init_base_output_segment): Likewise.
2939 (Symbol::init_base_constant): Likewise.
2940 (Symbol::init_base_undefined): Likewise.
2941 (Symbol::output_section): Assert that object is not a plugin.
2942 (Symbol_table::add_from_pluginobj): New function.
2943 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
2945 (Symbol_table::sized_write_globals): Likewise.
2946 (Symbol_table::add_from_pluginobj): Instantiate template.
2947 * symtab.h (Sized_pluginobj): Declare.
2948 (Symbol::in_real_elf): New function.
2949 (Symbol::set_in_real_elf): New function.
2950 (Symbol::in_real_elf_): New field.
2951 (Symbol_table::add_from_pluginobj): New function.
2953 * testsuite/Makefile.am (AM_CFLAGS): New variable.
2954 (LIBDL): New variable.
2956 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
2957 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
2958 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
2959 (MOSTLYCLEANFILES): Likewise.
2960 * testsuite/Makefile.in: Regenerate.
2961 * testsuite/plugin_test.c: New file.
2962 * testsuite/plugin_test_1.sh: New file.
2963 * testsuite/plugin_test_2.sh: New file.
2965 2008-09-16 Ian Lance Taylor <iant@google.com>
2967 * target-reloc.h (relocate_section): Check whether a symbol is
2968 defined by the ABI before reporting an undefined symbol error.
2969 * target.h (Target::is_defined_by_abi): Make parameter const.
2970 (Target::do_is_defined_by_abi): Likewise.
2971 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
2972 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
2973 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
2974 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
2975 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
2976 * testsuite/Makefile.in: Rebuild.
2978 * fileread.cc (make_view): Add casts to avoid warning.
2980 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2982 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
2983 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2985 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
2987 * options.h (General_options::output_is_executable): New.
2988 (General_options::output_is_pie): New.
2989 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
2990 for shared libraries.
2991 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
2993 2008-09-11 Chris Demetriou <cgd@google.com>
2995 * options.h (origin): New -z option.
2996 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
2997 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3000 2008-09-05 Cary Coutant <ccoutant@google.com>
3002 * fileread.cc (File_read::make_view): Add check for attempt to map
3005 2008-09-05 Cary Coutant <ccoutant@google.com>
3007 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3008 explicit instantiations.
3010 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3013 * options.cc (General_options::finalize): Allow undefined symbols
3014 in shlibs if linking -shared.
3017 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3018 symbols as not needing a dynsym entry.
3020 2008-08-20 Craig Silverstein <csilvers@google.com>
3022 * fileread.cc (File_read::open): Do not lock the file unless it
3023 was successfully opened.
3025 2008-08-14 Cary Coutant <ccoutant@google.com>
3027 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3028 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3029 * testsuite/tls_test.cc (struct int128): 128-bit struct
3030 for testing TLS relocs with non-zero addend.
3031 (v12): New TLS variable.
3033 (t_last): Add check for v12.
3034 * testsuite/tls_test.h (t12): New function.
3035 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3037 2008-08-13 Ian Lance Taylor <iant@google.com>
3039 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3040 set tls_segment_ or relro_segment_.
3041 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3043 * output.h (Output_section::clear_is_relro): New function.
3044 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3045 sections specially even when output_data_ is empty.
3046 (Output_segment::maximum_alignment): When first section is relro,
3047 only force alignment for PT_LOAD segments.
3048 * script.cc (script_data_segment_align): New function.
3049 (script_data_segment_relro_end): New function.
3050 * script-c.h (script_data_segment_align): Declare.
3051 (script_data_segment_relro_end): Declare.
3052 * script-sections.h (class Script_sections): Declare
3053 data_segment_align and data_segment_relro_end. Add fields
3054 segment_align_index_ and saw_relro_end_.
3055 * script-sections.cc (class Sections_element): Add set_is_relro
3056 virtual function. Add new bool* parameter to place_orphan_here.
3057 Add get_output_section virtual function.
3058 (class Output_section_definition): Add set_is_relro. Add new
3059 bool* parameter to place_orphan_here. Add get_output_section.
3060 Add is_relro_ field.
3061 (Output_section_definition::Output_section_definition): Initialize
3062 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3063 and is_relro_ fields.
3064 (Output_section_definition::place_orphan_here): Add is_relro
3066 (Output_section_definition::set_section_addresses): Set relro for
3068 (Output_section_definition::alternate_constraint): Likewise.
3069 (class Orphan_output_section): Add new bool* parameter to
3070 place_orphan_here. Add get_output_section.
3071 (Orphan_output_section::place_orphan_here): Add is_relro
3073 (Script_sections::Script_sections): Initialize
3074 data_segment_align_index_ and saw_relro_end_.
3075 (Script_sections::data_segment_align): New function.
3076 (Script_sections::data_segment_relro_end): New function.
3077 (Script_sections::place_orphan): Set or clear is_relro.
3078 (Script_sections::set_section_addresses): Force alignment of first
3080 * yyscript.y (exp): Call script_data_segment_align and
3081 script_data_segment_relro_end.
3082 * testsuite/relro_script_test.t: New file.
3083 * testsuite/relro_test.cc (using_script): Declare.
3084 (t1, t2): Test using_script.
3085 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3086 (relro_script_test_SOURCES): Define.
3087 (relro_script_test_DEPENDENCIES): Define.
3088 (relro_script_test_LDFLAGS): Define.
3089 (relro_script_test_LDADD): Define.
3090 (relro_script_test.so): New target.
3091 * testsuite/Makefile.in: Rebuild.
3093 2008-08-06 Cary Coutant <ccoutant@google.com>
3095 * archive.cc (Archive::total_archives, Archive::total_members)
3096 (Archive::total_members_loaded): New variables.
3097 (Archive::setup): Add parameter. Add option to preread
3099 (Archive::read_armap): Add counter.
3100 (Archive::get_file_and_offset): New function.
3101 (Archive::get_elf_object_for_member): New function.
3102 (Archive::read_all_symbols): New function.
3103 (Archive::read_symbols): New function.
3104 (Archive::add_symbols): Add counters.
3105 (Archive::include_all_members): Use armap to find members if it's
3107 (Archive::include_member): Skip reading symbols if already read.
3108 Factored code into Archive::get_file_and_offset and
3109 Archive::get_elf_object_for_member. Changed call to
3110 Mapfile::report_include_archive_member.
3111 (Archive::print_stats): New function.
3112 * archive.h: Declare Object and Read_symbols_data classes.
3113 (Archive::Archive): Add initializers for new members.
3114 (Archive::setup): Add parameter.
3115 (Archive::print_stats): New function.
3116 (Archive::total_archives, Archive::total_members)
3117 (Archive::total_members_loaded): New variables.
3118 (Archive::get_file_and_offset): New function.
3119 (Archive::get_elf_object_for_member): New function.
3120 (Archive::read_all_symbols): New function.
3121 (Archive::read_symbols): New function.
3122 (Archive::Archive_member): New class.
3123 (Archive::members_): New member.
3124 (Archive::num_members_): New member.
3125 * main.cc: Include archive.h.
3126 (main): Call Archive::print_stats.
3127 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3128 archive parameter; member_name is now the fully-decorated name.
3129 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3130 * options.h: (General_options): Add --preread-archive-symbols option.
3131 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3134 2008-08-04 Ian Lance Taylor <iant@google.com>
3136 * symtab.h (Symbol::use_plt_offset): New function.
3137 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3138 * powerpc.cc (Relocate::relocate): Likewise.
3139 * sparc.cc (Relocate::relocate): Likewise.
3140 * x86_64.cc (Relocate::relocate): Likewise.
3141 * testsuite/weak_plt.sh: New test.
3142 * testsuite/weak_plt_main.cc: New test.
3143 * testsuite/weak_plt_shared.cc: New test.
3144 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3145 (check_PROGRAMS): Add weak_plt.
3146 (check_DATA): Add weak_plt_shared.so.
3147 (weak_plt_main_pic.o, weak_plt): New targets.
3148 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3149 * testsuite/Makefile.in: Rebuild.
3151 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3153 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3154 * testsuite/Makefile.in: Rebuild.
3156 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3158 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3159 * Makefile.in: Regenerate.
3160 * po/POTFILES.in: Regenerate.
3162 2008-07-29 Ian Lance Taylor <iant@google.com>
3164 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3165 symbols before other symbols.
3166 * testsuite/script_test_2.cc (test_addr): Declare.
3167 (test_addr_alias): Declare.
3168 (main): Check that test_addr and test_addr_alias have the right
3170 * testsuite/script_test_2.t: Define test_addr_alias and
3173 2008-07-24 Ian Lance Taylor <iant@google.com>
3176 * descriptors.cc: New file.
3177 * descriptors.h: New file.
3178 * gold-threads.h (class Hold_optional_lock): New class.
3179 * fileread.cc: Include "descriptors.h".
3180 (File_read::~File_read): Release descriptor rather than closing
3182 (File_read::open) [file]: Call open_descriptor rather than open.
3183 Set is_descriptor_opened_.
3184 (File_read::open) [memory]: Assert that descriptor is not open.
3185 (File_read::reopen_descriptor): New function.
3186 (File_read::release): Release descriptor.
3187 (File_read::do_read): Make non-const. Reopen descriptor.
3188 (File_read::read): Make non-const.
3189 (File_read::make_view): Reopen descriptor.
3190 (File_read::do_readv): Likewise.
3191 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3192 Update declarations.
3193 * layout.cc: Include "descriptors.h".
3194 (Layout::create_build_id): Use open_descriptor rather than open.
3195 * output.cc: Include "descriptors.h".
3196 (Output_file::open): Use open_descriptor rather than open.
3197 * archive.cc (Archive::const_iterator): Change Archive to be
3199 (Archive::begin, Archive::end): Make non-const.
3200 (Archive::count_members): Likewise.
3201 * archive.h (class Archive): Update declarations.
3202 * object.h (Object::read): Make non-const.
3203 * Makefile.am (CCFILES): Add descriptors.cc.
3204 (HFILES): Add descriptors.h.
3205 * Makefile.in: Rebuild.
3208 * gold.h: Always include <clocale>. Add Solaris workarounds
3209 following code in binutils/sysdep.h.
3212 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3213 this->eh_frame_hdr_ is NULL before using it.
3215 * dynobj.cc (Versions::Versions): Update comment.
3217 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3218 the base version name.
3220 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3221 array size plus one.
3222 (Stringpool_template::set_string_offsets): Subtract one from key
3223 before using it as an array index.
3224 (Stringpool_template::get_offset_with_length): Likewise.
3225 (Stringpool_template::write_to_buffer): Likewise.
3226 * stringpool.h (Stringpool_template::get_offset_from_key):
3229 2008-07-23 Ian Lance Taylor <iant@google.com>
3232 * object.h (Merged_symbol_value::value): Do our best to handle a
3236 * script.cc (Version_script_info::get_versions): Don't add empty
3237 version tag to return value.
3238 (Version_script_info::get_symbol_version_helper): Change return
3239 type to bool. Add pversion parameter. Change all callers.
3240 (script_register_vers_node): Don't require a non-NULL tag.
3241 * script.h (class Version_script_info): Update declarations.
3242 (Version_script_info::get_symbol_version): Change return type to
3243 bool. Add version parameter. Change all callers.
3244 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3245 handling. Handle an empty version from a version script.
3246 (Symbol_table::define_special_symbol): Likewise.
3247 * testsuite/ver_test_10.script: New file.
3248 * testsuite/ver_test_10.sh: New file.
3249 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3250 (check_DATA): Add ver_test_10.syms.
3251 (ver_test_10.syms, ver_test_10.so): New target.
3252 * testsuite/Makefile.in: Rebuild.
3254 2008-07-23 Simon Baldwin <simonb@google.com>
3256 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3257 to zero for undefined symbols from dynamic libraries.
3259 2008-07-23 Ian Lance Taylor <iant@google.com>
3261 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3263 * symtab.h (class Symbol_table): Update declaration.
3264 * testsuite/ver_test_9.cc: New file.
3265 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3266 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3267 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3268 (ver_test_9.so, ver_test_9.o): New targets.
3269 * testsuite/Makefile.in: Rebuild.
3271 2008-07-22 Ian Lance Taylor <iant@google.com>
3273 * options.h (class General_options): Define --check-sections.
3274 * layout.cc (Layout::set_segment_offsets): Handle
3277 * options.h (class General_options): Define -n/--nmagic and
3279 * options.cc (General_options::finalize): For -n/--nmagic or
3280 -N/--omagic, set -static.
3281 * layout.cc (Layout::attach_allocated_section_to_segment): If
3282 -N/--omagic, don't put read-only and read-write sections in
3284 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3285 finding a read-only segment.
3286 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3287 don't set the minimum segment alignment to the common page size,
3288 and don't set the file offset to the address modulo the page size.
3289 * script-sections.cc (Script_sections::create_segments): If
3290 -n/--omagic, don't put read-only and read-write sections in
3293 * cref.cc: New file.
3295 * options.h (class General_options): Add --print-symbol-counts.
3296 * main.cc (main): Issue defined symbol report if requested.
3297 * archive.cc (Archive::interpret_header): Make into a const member
3299 (Archive::add_symbols): Call Input_objects::archive_start and
3301 (Archive::const_iterator): Define new class.
3302 (Archive::begin, Archive::end): New functions.
3303 (Archive::include_all_members): Rewrite to use iterator.
3304 (Archive::count_members): New function.
3305 * archive.h (class Archive): Update declarations.
3306 (Archive::filename): New function.
3307 * object.cc: Include "cref.h".
3308 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3309 (Sized_relobj::do_get_global_symbol_counts): New function.
3310 (Input_objects::add_object): Add object to cross-referencer.
3311 (Input_objects::archive_start): New function.
3312 (Input_objects::archive_stop): New function.
3313 (Input_objects::print_symbol_counts): New function.
3314 * object.h: Declare Cref and Archive.
3315 (Object::get_global_symbol_counts): New function.
3316 (Object::do_get_global_symbol_counts): New pure virtual function.
3317 (class Sized_relobj): Add defined_count_ field. Update
3319 (class Input_objects): Add cref_ field. Update constructor.
3320 Update declarations.
3321 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3323 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3325 (Sized_dynobj::do_get_global_symbol_counts): New function.
3326 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3327 defined_count_. Update declarations. Define Symbols typedef.
3328 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3329 parameter. Change all callers.
3330 (Symbol_table::add_from_dynobj): Add sympointers and defined
3331 parameters. Change all callers.
3332 * symtab.h (class Symbol_table): Update declarations.
3333 * Makefile.am (CCFILES): Add cref.cc.
3334 (HFILES): Add cref.h.
3335 * Makefile.in: Rebuild.
3337 2008-07-22 Simon Baldwin <simonb@google.com>
3339 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3340 to zero when writing undefined symbols.
3342 2008-07-22 Ian Lance Taylor <iant@google.com>
3344 * output.cc (Output_section::add_input_section): Don't try to
3345 merge empty merge sections.
3347 2008-07-21 Craig Silverstein <csilvers@google.com>
3349 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3350 Include symbol version in error message.
3352 2008-07-20 Chris Demetriou <cgd@google.com>
3354 * configure.ac (gold_cv_c_random_seed): New configured variable.
3355 (RANDOM_SEED_CFLAGS): New substituted variable.
3356 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3357 * configure: Rebuild.
3358 * Makefile.in: Likewise.
3359 * testsuite/Makefile.in: Likewise.
3361 2008-07-18 Ian Lance Taylor <iant@google.com>
3363 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3364 where we see NAME/NULL and NAME/VERSION as separate symbols.
3365 * testsuite/ver_test_main.cc (main): Call t4.
3366 (t4, t4_2a): Define.
3367 * testsuite/ver_test_2.cc (t4_2): Define.
3368 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3369 * testsuite/ver_test_4.cc (t4_2a): Define.
3370 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3371 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3373 2008-07-17 Ian Lance Taylor <iant@google.com>
3375 * dynobj.cc (Versions::add_def): If we give an error about a
3376 missing version, go ahead and create the version anyhow.
3378 2008-07-10 Ian Lance Taylor <iant@google.com>
3380 Handle output sections with more than 0x7fffffff bytes.
3381 * object.h (class Relobj): Change map_to_output_ to
3382 output_sections_, and just keep a section pointer. Change all
3383 uses. Move comdat group support to Sized_relobj.
3384 (Relobj::is_section_specially_mapped): Remove.
3385 (Relobj::output_section): Remove poff parameter. Change all
3387 (Relobj::output_section_offset): New function.
3388 (Relobj::set_section_offset): Rewrite.
3389 (Relobj::map_to_output): Remove.
3390 (Relobj::output_sections): New function.
3391 (Relobj::do_output_section_offset): New pure virtual function.
3392 (Relobj::do_set_section_offset): Likewise.
3393 (class Sized_relobj): Add section_offsets_ field. Add comdat
3394 group support from Relobj. Update declarations.
3395 (Sized_relobj::get_output_section_offset): New function.
3396 (Sized_relobj::do_output_section_offset): New function.
3397 (Sized_relobj::do_set_section_offset): New function.
3398 * object.cc (Relobj::output_section_address): Remove.
3399 (Sized_relobj::Sized_relobj): Initialize new fields.
3400 (Sized_relobj::include_section_group): Cast find_kept_object to
3402 (Sized_relobj::include_linkonce_section): Likewise.
3403 (Sized_relobj::do_layout): Use separate arrays for output section
3405 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3407 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3408 output_sections and section_offsets.
3409 (Sized_relobj::write_local_symbols): Likewise.
3410 (map_to_kept_section): Compute output address directly.
3411 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3412 output_sections and section_offsets.
3413 (Sized_relobj::write_sections): Likewise.
3414 (Sized_relobj::relocate_sections): Likewise.
3415 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3416 * output.h (class Output_reloc): Update declarations. Change
3417 u2_.relobj to Sized_relobj*.
3418 (class Output_data_reloc): Change add functions to use
3420 * output.cc (Output_reloc::Output_reloc): Change relobj to
3422 (Output_reloc::local_section_offset): Change return type to
3423 Elf_Addr. Use get_output_section_offset.
3424 (Output_reloc::get_address): Likewise.
3425 (Output_section::is_input_address_mapped): Don't call
3426 is_section_specially_mapped.
3427 (Output_section::output_offset): Likewise.
3428 (Output_section::output_address): Likewise.
3429 (Output_section::starting_output_address): Likewise.
3430 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3431 parameter to Sized_relobj*.
3432 (Copy_relocs::need_copy_reloc): Likewise.
3433 (Copy_relocs::save): Likewise.
3434 * copy-relocs.h (class Copy_relocs): Update declarations.
3435 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3436 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3437 * target-reloc.h (relocate_for_relocatable): Change
3438 offset_in_output_section type to Elf_Addr. Change code that uses
3440 * layout.cc (Layout::layout): Always set *off.
3441 * mapfile.cc (Mapfile::print_input_section): Use
3442 output_section_offset.
3443 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3445 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3446 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3447 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3449 2008-07-03 Ian Lance Taylor <iant@google.com>
3451 * layout.cc (Layout::include_section): Do not discard unrecognized
3452 SHT_STRTAB sections.
3454 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3456 * script.cc (Lex::can_continue_name): Make '?' allowable in
3457 version-script names.
3458 * testsuite/version_script.map: Change glob pattern to use '?'
3460 2008-06-30 Manish Singh <yosh@gimp.org>
3463 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
3466 2008-06-30 Ian Lance Taylor <iant@google.com>
3470 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
3471 versions]: Don't try to read the value in the contents, since we
3472 don't use it. Use the template endianness when writing.
3474 2008-06-25 Cary Coutant <ccoutant@google.com>
3476 * fileread.cc (File_read::make_view): Assert on zero-length view.
3477 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
3478 symbol table when there are no symbols to read.
3480 2008-06-23 Craig Silverstein <csilvers@google.com>
3482 * version.cc (version_string): Bump to 1.7
3484 2008-06-18 Craig Silverstein <csilvers@google.com>
3486 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
3487 constant 0xFFFF to type Valtype.
3488 (Powerpc_relocate_functions::rel16_ha): Likewise.
3490 2008-06-17 Ian Lance Taylor <iant@google.com>
3492 * output.h (Output_section::Input_section): Initialize p2align_ to
3493 zero for Output_section_data constructors.
3494 (Output_section::Input_section::addralign): If not an input
3495 section, return the alignment of the Output_section_data.
3496 * testsuite/copy_test.cc: New file.
3497 * testsuite/copy_test_1.cc: New file.
3498 * testsuite/copy_test_2.cc: New file.
3499 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
3500 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
3501 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
3502 (copy_test_1_pic.o, copy_test_1.so): New targets.
3503 (copy_test_2_pic.o, copy_test_2.so): New targets.
3504 * testsuite/Makefile.in: Rebuild.
3506 * script-sections.cc (Script_sections::place_orphan): Initialize
3507 local variable exact.
3509 2008-06-13 David Edelsohn <edelsohn@gnu.org>
3511 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
3513 2008-06-12 David Edelsohn <edelsohn@gnu.org>
3514 David S. Miller <davem@davemloft.net>
3516 * powerpc.cc: New file.
3517 * Makefile.am (TARGETSOURCES): Add powerpc.cc
3518 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
3519 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
3520 * Makefile.in: Rebuild.
3522 2008-06-09 Ian Lance Taylor <iant@google.com>
3524 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
3526 (throwing, orig_terminate): New static variables.
3527 (terminate_handler): New static function.
3528 (t2): Set terminate handler.
3530 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
3533 * binary.cc (Binary_to_elf::sized_convert): Fix .data
3536 2008-05-30 Cary Coutant <ccoutant@google.com>
3538 * archive.cc (Archive::include_all_members) Correct to step
3539 over symbol table and extended name table in thin archives.
3541 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
3544 * target-reloc.h (relocate_for_relocatable): Fix new_offset
3547 2008-05-28 Caleb Howe <cshowe@google.com>
3549 * reduced_debug_output.cc: New file.
3550 * reduced_debug_output.h: New file.
3551 * options.h (class General_options): Add --strip-debug-non-line.
3552 * options.cc (General_options::finalize): Add strip_debug_non_line
3553 to the strip heirarchy.
3554 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
3556 * layout.cc: Include "reduced_debug_output.h".
3557 (Layout::Layout): Initialize new fields.
3558 (line_only_debug_sections): New static array.
3559 (is_lines_only_debug_sections): New static inline function.
3560 (Layout::include_section): Handle --strip-debug-non-line.
3561 (Layout::make_output_section): If --strip-debug-non-line, build
3562 new output sections for .debug_abbrev and .debug_info.
3563 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
3564 gold. Warn about possible overflow.
3565 (read_signed_LEB_128): Likewise.
3566 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
3567 (read_signed_LEB_128): Declare.
3568 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
3569 (HFILES): Add reduced_debug_output.h.
3570 * Makefile.in: Rebuild.
3572 2008-05-21 Ian Lance Taylor <iant@google.com>
3574 * mapfile.cc: New file.
3575 * mapfile.h: New file.
3576 * options.h (class General_options): Add -M/--print-map and -Map.
3577 * options.cc (General_options::finalize): Make -M equivalent to
3579 * main.cc: Include <cstdio> and "mapfile.h".
3580 (main): Open mapfile if requested.
3581 * gold.cc (class Middle_runner): Add mapfile_ field. Update
3582 constructor. Change caller.
3583 (queue_initial_tasks): Add mapfile parameter. Change caller.
3584 (queue_middle_tasks): Likewise.
3585 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
3587 * archive.cc: Include "mapfile.h".
3588 (Archive::add_symbols): Add mapfile parameter. Change all
3589 callers. Pass mapfile, symbol, and reason to include_member.
3590 (Archive::include_all_members): Add mapfile parameter. Change all
3592 (Archive::include_member): Add mapfile, sym, and why parameters.
3593 Change all callers. Report inclusion to map file.
3594 * archive.h: Include "fileread.h".
3595 (class Archive): Update declarations.
3596 (Archive::file): New const method.
3597 (class Add_archive_symbols): Add mapfile_ field. Update
3598 constructor. Change all callers.
3599 * readsyms.h (class Read_symbols): Likewise.
3600 (class Finish_group): Likewise.
3601 (class Read_script): Likewise.
3602 * common.cc: Include "mapfile.h".
3603 (Symbol_table::allocate_commons): Add mapfile parameter. Change
3605 (Symbol_table::do_allocate_commons): Likewise.
3606 (Symbol_table::do_allocate_commons_list): Likewise. Report common
3607 symbol allocation to mapfile.
3608 * common.h (class Allocate_commons_task): Add mapfile_ field.
3609 Update constructor. Change all callers.
3610 * symtab.h (class Symbol_table): Update declarations.
3611 * layout.cc: Include "mapfile.h".
3612 (Layout_task_runner::run): Print information to mapfile.
3613 (Layout::create_gold_note): Change Output_data_fixed_space to
3614 Output_data_zero_fill.
3615 (Layout::create_build_id): Likewise.
3616 (Layout::print_to_mapfile): New function.
3617 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
3618 constructor. Change caller.
3619 (class Layout): Declare print_to_mapfile.
3620 * output.cc (Output_section::Input_section::print_to_mapfile): New
3622 (Output_section::add_input_section): If producing a map, always
3623 add to input_sections_ list.
3624 (Output_section::do_print_to_mapfile): New function.
3625 (Output_segment::print_sections_to_mapfile): New function.
3626 (Output_segment::print_section_list_to_mapfile): New function.
3627 * output.h: Include "mapfile.h".
3628 (Output_data::print_to_mapfile): New function.
3629 (Output_data::do_print_to_mapfile): New virtual function.
3630 (Output_segment_headers::do_print_to_mapfile): New function.
3631 (Output_file_header::do_print_to_mapfile): New function.
3632 (Output_data_const::do_print_to_mapfile): New function.
3633 (class Output_data_const_buffer): Add map_name_ field. Update
3634 constructor. Change all callers. Add do_print_to_mapfile
3636 (class Output_data_fixed_space): Likewise.
3637 (class Output_data_space): Likewise.
3638 (class Output_data_zero_fill): New class.
3639 (Output_data_strtab::do_print_to_mapfile): New function.
3640 (Output_data_reloc_base::do_print_to_mapfile): New function.
3641 (Output_relocatable_relocs::do_print_to_mapfile): New function.
3642 (Output_data_group::do_print_to_mapfile): New function.
3643 (Output_data_got::do_print_to_mapfile): New function.
3644 (Output_data_dynamic::do_print_to_mapfile): New function.
3645 (Output_symtab_xindex::do_print_to_mapfile): New function.
3646 (class Output_section): Declare do_print_to_mapflie. Declare
3647 print_to_mapfile in Input_section.
3648 (class Output_segment): Declare new functions.
3649 * object.h (Sized_relobj::symbol_count): New function.
3650 * script-sections.cc
3651 (Output_section_element_dot_assignment::set_section_addresses):
3652 Change Output_data_fixed_space to Output_data_zero_fill.
3653 (Output_data_expression::do_print_to_mapfile): New function.
3654 * script.cc (read_input_script): Add mapfile parameter. Change
3656 * script.h (read_input_script): Update declaration.
3657 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
3658 (Eh_frame::do_print_to_mapfile): New function.
3659 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
3660 (Output_merge_string::do_print_to_mapfile): New function.
3661 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
3663 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
3665 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
3667 * Makefile.am (CCFILES): Add mapfile.cc.
3668 (HFILES): Add mapfile.h.
3669 * Makefile.in: Rebuild.
3671 2008-05-19 Ian Lance Taylor <iant@google.com>
3673 * options.h (class General_options): Add -z relro.
3674 * layout.cc (Layout::Layout): Initialize relro_segment_.
3675 (Layout::add_output_section_data): Return the output section.
3676 (Layout::make_output_section): Rcognize relro sections and mark
3678 (Layout::attach_allocated_section_to_segment): Put relro sections
3679 in a PT_GNU_RELRO segment.
3680 (Layout::create_initial_dynamic_sections): Mark the .dynamic
3682 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
3684 (Layout::linkonce_mapping): Map d.rel.ro.local to
3686 (Layout::output_section_name): Us .data.rel.ro.local for any
3687 section which begins with that.
3688 * layout.h (class Layout): Update add_output_section_data
3689 declaration. Add relro_segment_ field.
3690 * output.cc (Output_section::Output_section): Initialize is_relro_
3691 and is_relro_local_ fields.
3692 (Output_segment::add_output_section): Group relro sections.
3693 (Output_segment::is_first_section_relro): New function.
3694 (Output_segment::maximum_alignment): If there is a relro section,
3695 align the segment to the common page size.
3696 (Output_segment::set_section_addresses): Track whether we are
3697 looking at relro sections. If the last section is a relro
3698 section, align to the common page size.
3699 (Output_segment::set_section_list_addresses): Add in_relro
3700 parameter. Change all callers. Align to the page size when
3701 moving from relro to non-relro section.
3702 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
3704 * output.h (class Output_section): Add is_relro_ and
3705 is_relro_local_ fields.
3706 (Output_section::is_relro): New function.
3707 (Output_section::set_is_relro): New function.
3708 (Output_section::is_relro_local): New function.
3709 (Output_section::set_is_relro_local): New function.
3710 (class Output_segment): Update declarations.
3711 * i386.cc (Target_i386::got_section): Mark .got section as relro.
3712 * sparc.cc (Target_sparc::got_section): Likewise.
3713 * x86_64.cc (Target_x86_64::got_section): Likewise.
3714 * testsuite/relro_test_main.cc: New file.
3715 * testsuite/relro_test.cc: New file.
3716 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
3717 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
3718 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
3719 (relro_test.so, relro_test_pic.o): New targets.
3720 * testsuite/Makefile.in: Rebuild.
3722 2008-05-16 Ian Lance Taylor <iant@google.com>
3724 * output.cc (Output_segment::add_output_section): Remove front
3726 * output.h (class Output_segment): Remove
3727 add_initial_output_section and overloaded add_output_section.
3728 Update declaration of remaining add_output_section.
3729 * layout.cc (Layout::create_interp): Call add_output_section
3730 rather than add_initial_output_section.
3731 (Layout::finish_dynamic_section): Likewise.
3733 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
3734 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
3735 know the dynamic type.
3736 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
3737 field. Initialize it in constructor.
3738 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
3739 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
3740 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
3743 * output.cc (Output_reloc::get_address): Change return type to
3745 * output.h (class Output_reloc): Update get_address declaration.
3746 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
3747 for section addresses.
3749 2008-05-09 Ian Lance Taylor <iant@google.com>
3752 * gold.cc (gold_nomem): Use return value of write.
3754 2008-05-08 Ian Lance Taylor <iant@google.com>
3756 * symtab.c (Symbol::init_base_output_data): Add version
3757 parameter. Change all callers.
3758 (Symbol::init_base_output_segment): Likewise.
3759 (Symbol::init_base_constant): Likewise.
3760 (Symbol::init_base_undefined): Likewise.
3761 (Sized_symbol::init_output_data): Likewise.
3762 (Sized_symbol::init_output_segment): Likewise.
3763 (Sized_symbol::init_constant): Likewise.
3764 (Sized_symbol::init_undefined): Likewise.
3765 (Symbol_table::do_define_in_output_data): If the new symbol has a
3766 version, mark it as the default.
3767 (Symbol_table::do_define_in_output_segment): Likewise.
3768 (Symbol_table::do_define_as_constant): Likewise.
3769 * symtab.h (class Symbol): Update declarations.
3770 (class Sized_symbol): Likewise.
3771 * resolve.cc (Symbol::override_version): New function.
3772 (Symbol::override_base): Call override_version.
3773 (Symbol::override_base_with_special): Likewise.
3774 * testsuite/ver_script_8.script: New file.
3775 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
3776 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
3777 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
3778 (ver_test_8_1.so, ver_test_8_2.so): New targets.
3780 2008-05-06 Ian Lance Taylor <iant@google.com>
3783 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
3785 (class General_options): Remove existing --undefined, and add
3786 --no-undefined instead. Add new --undefined as synonym for -u.
3787 * archive.cc (Archive::add_symbols): Check whether symbol was
3789 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
3790 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
3791 all uses. Add IS_UNDEFINED. Update declarations to split
3792 different versions of init_base. Declare init_base_undefined.
3793 (Symbol::is_defined): Handle IS_UNDEFINED.
3794 (Symbol::is_undefined): Likewise.
3795 (Symbol::is_weak_undefined): Call is_undefined.
3796 (Symbol::is_absolute): Handle IS_CONSTANT.
3797 (class Sized_symbol): Update declarations to split different
3798 versions of init. Declare init_undefined.
3799 (class Symbol_table): Declare new functions.
3800 * symtab.cc (Symbol::init_base_object): Rename from init_base.
3802 (Symbol::init_base_output_data): Likewise.
3803 (Symbol::init_base_output_segment): Likewise.
3804 (Symbol::init_base_constant): Likewise.
3805 (Symbol::init_base_undefined): New function.
3806 (Sized_symbol::init_object): Rename from init. Change all
3808 (Sized_symbol::init_output_data): Likewise.
3809 (Sized_symbol::init_output_segment): Likewise.
3810 (Sized_symbol::init_constant): Likewise.
3811 (Sized_symbol::init_undefined): New function.
3812 (Symbol_table::add_undefined_symbols_from_command_line): New
3814 (Symbol_table::do_add_undefined_symbols_from_command_line): New
3816 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
3817 (Symbol::output_section): Likewise.
3818 (Symbol::set_output_section): Likewise.
3819 (Symbol_table::sized_finalize_symbol): Likewise.
3820 (Symbol_table::sized_write_globals): Likewise.
3821 * resolve.cc (Symbol_table::should_override): Likewise.
3822 (Symbol::override_base_with_special): Likewise.
3824 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
3825 symbol, change it to have default visibility.
3826 * testsuite/protected_1.cc: New file.
3827 * testsuite/protected_2.cc: New file.
3828 * testsuite/protected_3.cc: New file.
3829 * testsuite/protected_main_1.cc: New file.
3830 * testsuite/protected_main_2.cc: New file.
3831 * testsuite/protected_main_3.cc: New file.
3832 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
3833 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
3834 (protected_1_LDFLAGS, protected_1_LDADD): Define.
3835 (protected_1.so): New target.
3836 (protected_1_pic.o, protected_2_pic.o): New targets.
3837 (protected_3_pic.o): New target.
3838 (check_PROGRAMS): Add protected_2.
3839 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
3840 (protected_2_LDFLAGS, protected_2_LDADD): Define.
3841 * testsuite/Makefile.in: Rebuild.
3843 * options.h (DEFINE_var): Add set_user_set_##varname__.
3844 (DEFINE_bool_alias): New macro.
3845 (class General_options): Define -Bstatic using DEFINE_bool_alias
3846 rather than DEFINE_special. Add --undefined as an alias for -z
3848 * options.cc (General_options::parse_Bstatic): Remove.
3850 * options.h (class General_options): Add --fatal-warnings.
3851 * main.cc (main): Implement --fatal-warnings.
3852 * errors.h (Errors::warning_count): New function.
3854 * options.h (class General_options): Add -Bsymbolic-functions.
3855 * symtab.h (Symbol::is_preemptible): Check for
3856 -Bsymbolic-functions.
3858 2008-05-05 Ian Lance Taylor <iant@google.com>
3860 * options.h (DEFINE_bool): For DASH_Z, create the negative option
3861 as noVARNAME rather than no-VARNAME.
3862 (class General_options): Add option -z combreloc.
3863 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
3865 (Output_reloc::sort_before) [SHT_REL]: New function.
3866 (Output_reloc::sort_before) [SHT_RELA]: New function.
3867 (class Output_data_reloc_base): Add sort_relocs_ field. Define
3868 Sort_relocs_comparison.
3869 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
3870 parameter. Change all callers.
3871 (Output_data_reloc::Output_data_reloc) [both versions]: Add
3872 sort_relocs parameter. Change all callers.
3873 * output.cc (Output_reloc::get_address): New function, broken out
3875 (Output_reloc::write_rel): Call it.
3876 (Output_reloc::compare): New function.
3877 (Output_data_reloc_base::do_write): Optionally sort relocs.
3879 * configure.ac: If targ_extra_obj is set, link it in.
3880 * configure.tgt: Initialize all variables.
3881 (x86_64*): Set targ_extra_obj and targ_extra_size.
3882 * configure: Rebuild.
3884 * object.cc (Sized_relobj::include_section_group): Adjust section
3885 indexes read from group data. Build vector to pass to
3887 * layout.cc (Layout::layout_group): Add flags and shndxes
3888 parameters. Remove contents parameter. Change caller. Update
3889 explicit instantiations.
3890 * layout.h (class Layout): Update layout_group declaration.
3891 * output.cc (Output_data_group::Output_data_group): Add flags and
3892 input_shndxes parameters. Remove contents parameter. Change
3894 (Output_data_group::do_write): Change input_sections_ to
3896 * output.h (class Output_data_group): Update constructor
3897 declaration. Rename input_sections_ to input_shndxes_.
3898 * testsuite/many_sections_test.cc: Add template.
3900 2008-04-30 Cary Coutant <ccoutant@google.com>
3902 * target-reloc.h (relocate_section): Fix dead-pointer bug.
3904 * layout.cc (Layout::include_section): Refactored check for debug
3906 (Layout::add_comdat): Add new parameters. Change type
3907 of signature parameter. Add object and shndx to signatures table.
3908 (Layout::find_kept_object): New function.
3909 * layout.h: Include <cstring>.
3910 (Layout::is_debug_info_section): New function.
3911 (Layout::add_comdat): Add new parameters.
3912 (Layout::find_kept_object): New function.
3913 (Layout::Kept_section): New struct.
3914 (Layout::Signatures): Change type of map range.
3915 * object.cc (Relobj::output_section_address): New function.
3916 (Sized_relobj::include_section_group): Add new parameters. Change
3917 calls to Layout::add_comdat. Change to build table of kept comdat
3918 groups and table mapping discarded sections to kept sections.
3919 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
3920 (Sized_relobj::do_layout): Change calls to include_section_group and
3921 include_linkonce_section.
3922 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
3923 value to zero when section is discarded.
3924 (Sized_relobj::map_to_kept_section): New function.
3925 * object.h (Relobj::output_section_address): New function.
3926 (Relobj::Comdat_group): New type.
3927 (Relobj::find_comdat_group): New function.
3928 (Relobj::Comdat_group_table): New type.
3929 (Relobj::Kept_comdat_section): New type.
3930 (Relobj::Kept_comdat_section_table): New type.
3931 (Relobj::add_comdat_group): New function.
3932 (Relobj::set_kept_comdat_section): New function.
3933 (Relobj::get_kept_comdat_section): New function.
3934 (Relobj::comdat_groups_): New field.
3935 (Relobj::kept_comdat_sections_): New field.
3936 (Symbol_value::input_value): Update comment.
3937 (Sized_relobj::map_to_kept_section) New function.
3938 (Sized_relobj::include_linkonce_section): Add new parameter.
3939 * target-reloc.h (Comdat_behavior): New type.
3940 (get_comdat_behavior): New function.
3941 (relocate_section): Add code to map a discarded section to the
3942 corresponding kept section when applying a relocation.
3944 2008-04-30 Craig Silverstein <csilvers@google.com>
3946 * dwarf_reader.cc (next_generation_count): New static var.
3947 (Addr2line_cache_entry): New struct.
3948 (addr2line_cache): New static var.
3949 (Dwarf_line_info::one_addr2line): Added caching.
3950 (Dwarf_line_info::clear_addr2line_cache): New function.
3951 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
3952 cache-size parameter.
3953 (Dwarf_line_info::one_addr2line_cache): New function.
3954 * symtab.cc (Symbol_table::detect_odr_violations): Pass
3955 new cache-size argument to one_addr2line(), and clear cache.
3957 2008-04-28 Cary Coutant <ccoutant@google.com>
3959 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
3960 R_386_PC8 relocations.
3962 2008-04-23 Ian Lance Taylor <iant@google.com>
3964 * object.cc (Sized_relobj::include_section_group): Check for
3965 invalid section group.
3967 * object.cc (make_elf_object): Correct test for 64-bit ELF file
3970 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
3971 than read for file header.
3972 * archive.cc (Archive::include_member): Likewise.
3974 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3976 * aclocal.m4: Regenerate.
3977 * configure: Regenerate.
3979 2008-04-19 Ian Lance Taylor <iant@google.com>
3981 * version.cc (version_string): Bump to 1.6.
3983 * testsuite/Makefile.am (many_sections_r_test): New target.
3984 (many_sections_r_test_SOURCES): Remove.
3985 (many_sections_r_test_DEPENDENCIES): Remove.
3986 (many_sections_r_test_LDFLAGS): Remove.
3987 (many_sections_r_test_LDADD): Remove.
3989 * object.cc (Sized_relobj::do_add_symbols): Always pass
3990 local_symbol_count_ to add_from_relobj.
3992 * testsuite/Makefile.am (many_sections_check.h): Only check one in
3993 every thousand variables.
3994 * testsuite/Makefile.in: Rebuild.
3996 * object.cc (Xindex::initialize_symtab_xindex): New function.
3997 (Xindex::read_symtab_xindex): New function.
3998 (Xindex::sym_xindex_to_shndx): New function.
3999 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4001 (Sized_relobj::do_initialize_xindex): New function.
4002 (Sized_relobj::do_read_symbols): Adjust section links.
4003 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4004 parameter. Change all callers.
4005 (Sized_relobj::include_section_group): Adjust section links and
4006 symbol section indexes.
4007 (Sized_relobj::do_layout): Adjust section links.
4008 (Sized_relobj::do_count_local_symbols): Adjust section links and
4009 symbol section indexes.
4010 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4011 ordinary and special symbols.
4012 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4013 dynsym_xindex parameters. Change all callers. Adjust section
4014 links. Use SHN_XINDEX when needed.
4015 (Sized_relobj::get_symbol_location_info): Adjust section links.
4016 Don't get fooled by special symbols.
4017 * object.h (class Xindex): Define.
4018 (class Object): Add xindex_ parameter. Declare virtual functoin
4019 do_initialize_xindex.
4020 (Object::adjust_sym_shndx): New function.
4021 (Object::set_xindex): New protected function.
4022 (class Symbol_value): Add is_ordinary_shndx_ field.
4023 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4024 (Symbol_value::value): Assert ordinary section.
4025 (Symbol_value::initialize_input_to_output_map): Likewise.
4026 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4028 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4030 (class Sized_relobj): Update declarations.
4031 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4032 parameter. Change all callers.
4033 (Sized_relobj::adjust_shndx): New function.
4034 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4036 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4037 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4038 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4039 (Sized_dynobj::read_dynsym_section): Adjust section links.
4040 (Sized_dynobj::read_dynamic): Likewise.
4041 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4043 (Sized_dynobj::do_initialize_xindex): New function.
4044 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4045 do_initialize_xindex.
4046 (Sized_dynobj::adjust_shndx): New function.
4047 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4048 dynsym_xindex_ fields.
4049 (Layout::finalize): Add a call to set_section_indexes before
4050 creating the symtab sections.
4051 (Layout::set_section_indexes): Don't do anything if the section
4052 already has a section index.
4053 (Layout::create_symtab_sections): Add shnum parameter. Change
4054 caller. Create .symtab_shndx section if needed.
4055 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4057 (Layout::allocated_output_section_count): New function.
4058 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4060 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4061 fields. Update declarations.
4062 (Layout::symtab_xindex): New function.
4063 (Layout::dynsym_xindex): New function.
4064 (class Write_symbols_task): Add layout_ field.
4065 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4067 * output.cc (Output_section_headers::Output_section_headers): Add
4068 shstrtab_section parameter. Change all callers.
4069 (Output_section_headers::do_sized_write): Store overflow values
4070 for section count and section string table section index in
4071 section header zero.
4072 (Output_file_header::do_sized_write): Check for overflow of
4073 section count and section string table section index.
4074 (Output_symtab_xindex::do_write): New function.
4075 (Output_symtab_xindex::endian_do_write): New function.
4076 * output.h (class Output_section_headers): Add shstrtab_section_.
4077 Update declarations.
4078 (class Output_symtab_xindex): Define.
4079 (Output_section::has_out_shndx): New function.
4080 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4082 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4084 (Sized_symbol::init): Likewise.
4085 (Symbol::output_section): Check for ordinary symbol.
4086 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4087 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4089 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4090 Change all callers. Simplify handling of symbols from sections
4091 not included in the link.
4092 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4094 (Weak_alias_sorter::operator()): Assert that symbols are
4096 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4098 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4099 parameters. Change all callers.
4100 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4101 symbol distinction. Use SHN_XINDEX when needed.
4102 (Symbol_table::write_section_symbol): Add symtab_xindex
4103 parameter. Change all callers.
4104 (Symbol_table::sized_write_section_symbol): Likewise. Use
4105 SHN_XINDEX when needed.
4106 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4108 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4109 (Symbol::is_defined): Check is_ordinary.
4110 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4111 (Symbol::is_absolute, Symbol::is_common): Likewise.
4112 (class Sized_symbol): Update declarations.
4113 (class Symbol_table): Update declarations.
4114 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4115 parameters. Change all callers.
4116 (Sized_symbol::override): Likewise.
4117 (Symbol_table::override): Likewise.
4118 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4119 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4120 is_ordinary, and orig_st_shndx parameters. Change all callers.
4121 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4122 to be in an ordinary section.
4123 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4124 object and is_ordinary parameters. Change all callers.
4125 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4126 Change all callers. Don't add undefined or non-ordinary symbols
4128 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4130 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4132 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4133 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4134 (Sized_relobj::relocate_sections): Likewise.
4135 * target-reloc.h (scan_relocs): Adjust section symbol index.
4136 (scan_relocatable_relocs): Likewise.
4137 * i386.cc (Scan::local): Check for ordinary symbols.
4138 * sparc.cc (Scan::local): Likewise.
4139 * x86_64.cc (Scan::local): Likewise.
4140 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4141 to symbol_section_and_value.
4142 * testsuite/many_sections_test.cc: New file.
4143 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4144 (check_PROGRAMS): Add many_sections_test.
4145 (many_sections_test_SOURCES): Define.
4146 (many_sections_test_DEPENDENCIES): Define.
4147 (many_sections_test_LDFLAGS): Define.
4148 (BUILT_SOURCES): Add many_sections_define.h.
4149 (many_sections_define.h): New target.
4150 (BUILT_SOURCES): Add many_sections_check.h.
4151 (many_sections_check.h): New target.
4152 (check_PROGRAMS): Add many_sections_r_test.
4153 (many_sections_r_test_SOURCES): Define.
4154 (many_sections_r_test_DEPENDENCIES): Define.
4155 (many_sections_r_test_LDFLAGS): Define.
4156 (many_sections_r_test_LDADD): Define.
4157 (many_sections_r_test.o): New target.
4158 * testsuite/Makefile.in: Rebuild.
4160 2008-04-17 Cary Coutant <ccoutant@google.com>
4162 * errors.cc (Errors::info): New function.
4163 (gold_info): New function.
4164 * errors.h (Errors::info): New function.
4165 * gold.h (gold_info): New function.
4166 * object.cc (Input_objects::add_object): Print trace output.
4167 * options.cc (options::parse_set): New function.
4168 (General_options::parse_wrap): Deleted.
4169 (General_options::General_options): Deleted initializer.
4170 * options.h (options::String_set): New typedef.
4171 (options::parse_set): New function.
4172 (DEFINE_set): New macro.
4173 (General_options::wrap): Changed to use DEFINE_set. Changed
4174 callers of any_wrap_symbols and is_wrap_symbol.
4175 (General_options::trace, General_options::trace_symbol):
4177 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4178 (General_options::wrap_symbols_): Deleted.
4179 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4181 2008-04-17 David S. Miller <davem@davemloft.net>
4183 * options.cc (General_options::parse_V): New function.
4184 * options.h: Add entries for -V and -Qy.
4186 2008-04-17 Ian Lance Taylor <iant@google.com>
4188 * common.cc (Symbol_table::allocate_commons): Remove options
4189 parameter. Change caller.
4190 (Symbol_table::do_allocate_commons): Remove options parameter.
4191 Change caller. Just call do_allocate_commons_list twice.
4192 (Symbol_table::do_allocate_commons_list): New function, broken out
4193 of do_allocate_commons.
4194 * common.h (class Allocate_commons_task): Remove options_ field.
4196 * symtab.cc (Symbol_table::Symbol_table): Initialize
4198 (Symbol_table::add_from_object): Put TLS common symbols on
4200 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4201 which are IN_OUTPUT_DATA.
4202 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4203 allocate_commons and do_allocate_commons declarations. Declare
4204 do_allocate_commons_list.
4205 * gold.cc (queue_middle_tasks): Update creation of
4206 Allocate_commons_task to not pass options.
4207 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4208 (TLS_TEST_C_FLAGS): New variable.
4209 (tls_test_c_pic.o): New target.
4210 (tls_test_shared.so): Link in tls_test_c_pic.o.
4211 (tls_test_c_pic_ie.o): New target.
4212 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4213 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4214 (tls_test_c.o): New target.
4215 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4216 (tls_pic_test_LDADD): Likewise.
4217 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4218 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4219 (tls_test_c_gnu2.o): New target.
4220 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4222 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4223 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4224 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4225 * testsuite/tls_test.cc: Include "config.h".
4226 (t_last): Call t11_last.
4227 * testsuite/tls_test.h (t11, t11_last): Declare.
4228 * testsuite/tls_test_c.c: New file.
4229 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4230 * configure.ac: Check for OpenMP support.
4231 * configure, config.in, Makefile.in: Rebuild.
4232 * testsuite/Makefile.in: Rebuild.
4234 2008-04-16 Cary Coutant <ccoutant@google.com>
4236 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4237 (Target_i386::tls_base_symbol_defined_): New field.
4238 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4239 (Target_i386::Scan::global): Likewise.
4240 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4241 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4242 (Target_x86_64::tls_base_symbol_defined_): New field.
4243 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4244 (Target_x86_64::Scan::global): Likewise.
4246 2008-04-16 Cary Coutant <ccoutant@google.com>
4248 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4249 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4250 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4251 building shared libraries.
4252 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4253 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4254 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4255 * testsuite/Makefile.in: Rebuild.
4256 * testsuite/weak_undef.h: New file.
4257 * testsuite/weak_undef_file1.cc: Add extra test cases.
4258 * testsuite/weak_undef_file2.cc: Likewise.
4259 * testsuite/weak_undef_test.cc: Likewise.
4261 2008-04-16 David S. Miller <davem@davemloft.net>
4263 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4264 Add issued_non_pic_error_ field. Declare check_non_pic.
4265 (Target_sparc::Scan::check_non_pic): New function.
4266 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4267 (Target_sparc::Scan::global): Likewise.
4269 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4270 * configure: Rebuild.
4272 * options.h (DEFINE_enable): New macro.
4273 (new_dtags): New enable option.
4274 (initfirst, interpose, loadfltr, nodefaultlib,
4275 nodelete, nodlopen, nodump): New -z options.
4276 * layout.cc (Layout:finish_dynamic_section): If new
4277 dtags enabled, emit DT_RUNPATH. Also, emit a
4278 DT_FLAGS_1 containing any specified -z flags.
4280 2008-04-16 Ian Lance Taylor <iant@google.com>
4282 * copy-relocs.cc: New file.
4283 * copy-relocs.h: New file.
4284 * reloc.cc: Remove Copy_relocs code.
4285 * reloc.h: Likewise.
4286 * reloc-types.h (struct Reloc_types) [both versions]: Add
4287 get_reloc_addend_noerror.
4288 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4289 variants of add_global which take an addend which must be zero.
4290 * i386.cc: Include "copy-relocs.h".
4291 (class Target_i386): Change type of copy_relocs_ to variable,
4293 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4295 (Target_i386::do_finalize_sections): Change handling of
4297 * sparc.cc: Include "copy-relocs.h".
4298 (class Target_sparc): Change type of copy_relocs_ to variable,
4300 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4302 (Target_sparc::do_finalize_sections): Change handling of
4304 * x86_64.cc: Include "copy-relocs.h".
4305 (class Target_x86_64): Change type of copy_relocs_ to variable,
4307 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4308 class. Change all callers.
4309 (Target_x86_64::do_finalize_sections): Change handling of
4311 * Makefile.am (CCFILES): Add copy-relocs.cc.
4312 (HFILES): Add copy-relocs.h.
4314 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4316 * testsuite/script_test_4.sh: Permit leading zeroes.
4318 2008-04-15 Ian Lance Taylor <iant@google.com>
4320 * script-sections.cc (Script_sections::create_segments): Use
4321 header_size_adjustment even when there is enough room for the
4323 * testsuite/script_test_4.sh: New file.
4324 * testsuite/script_test_4.t: New file.
4325 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4326 (check_DATA): Add script_test_4.stdout.
4327 (MOSTLYCLEANFILES): Likewise.
4328 (script_test_4): New target.
4329 (script_test_4.stdout): New target.
4330 * testsuite/Makefile.in: Rebuild.
4332 * sparc.cc: Add definitions for Output_data_plt_sparc class
4335 2008-04-14 David S. Miller <davem@davemloft.net>
4337 * sparc.cc: New file.
4338 * Makefile.am (TARGETSOURCES): Add sparc.cc
4339 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4340 * configure.tgt: Document targ_extra_size and
4341 targ_extra_big_endian. Add entries for sparc-* and
4343 * configure.ac: Handle targ_extra_size and
4344 targ_extra_big_endian.
4345 * Makefile.in: Rebuild.
4346 * configure: Likewise.
4347 * po/POTFILES.in: Likewise.
4348 * po/gold.pot: Likewise.
4350 2008-04-14 Ian Lance Taylor <iant@google.com>
4352 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4353 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4354 in the name/type/flags to section mapping. Don't call
4355 allocate_output_section.
4356 (Layout::choose_output_section): Change parameter from adjust_name
4357 to is_input_section. Don't permit input sections after sections
4358 are attached to segments. Don't call allocate_output_section.
4359 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4360 not write_enable_output_section.
4361 (Layout::make_output_section): Don't push to
4362 unattached_section_list_ nor call attach_to_segment. Call
4363 attach_section_to_segment if sections are attached.
4364 (Layout::attach_sections_to_segments): New function.
4365 (Layout::attach_section_to_segment): New function.
4366 (Layout::attach_allocated_section_to_segment): Rename from
4367 attach_to_segment. Remove flags parameter.
4368 (Layout::allocate_output_section): Remove function.
4369 (Layout::write_enable_output_section): Remove function.
4370 * layout.h (class Layout): Update for above changes. Add new
4371 field sections_are_attached_.
4372 * output.h (Output_section::update_flags_for_input_section): New
4374 * output.cc (Output_section::add_input_section): Call
4375 update_flags_for_input_section.
4376 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4378 2008-04-11 Cary Coutant <ccoutant@google.com>
4380 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4381 thought unnecessary.
4382 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4384 2008-04-11 Ian Lance Taylor <iant@google.com>
4386 * output.h (class Output_section_data): Remove inline definition
4388 * output.cc (Output_section_data::set_addralign): New function.
4390 2008-04-11 Cary Coutant <ccoutant@google.com>
4392 Add support for TLS descriptors for i386 and x86_64.
4393 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4394 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4395 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4397 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4398 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4399 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4401 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4402 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4403 Fix problem with initial-exec relocations.
4404 (Target_i386::Relocate::relocate_tls): Likewise.
4405 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4407 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4408 support for section-plus-offset dynamic table entries.
4409 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4410 (Output_data_dynamic::Dynamic_entry): Add support for
4411 section-plus-offset dynamic table entries.
4412 (Output_data_dynamic::Classification): Likewise.
4413 (Output_data_dynamic::classification_): Renamed offset_.
4414 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4415 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4416 (Target_x86_64::make_plt_section): New function.
4417 (Target_x86_64::reserve_tlsdesc_entries): New function.
4418 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4419 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4420 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4421 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4422 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4423 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4424 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4425 add extra PLT entry for TLS descriptors.
4426 (Output_data_plt_x86_64::got_): New field.
4427 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4428 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4430 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4432 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4433 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4434 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4435 R_386_TLS_DESC_CALL relocations.
4436 (Target_x86_64::Scan::global): Likewise.
4437 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4438 for TLS descriptors.
4439 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4440 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4441 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4442 GD-to-IE relaxation.
4443 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4444 and TLS_DESCRIPTORS.
4445 * Makefile.in: Rebuild.
4446 * configure: Rebuild.
4447 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4448 (tls_test_shared2.so): New target.
4449 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4450 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4451 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4452 (tls_shared_gd_to_ie_test_LDADD): New variable.
4453 (tls_shared_gnu2_gd_to_ie_test): New target.
4454 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4456 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4457 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4458 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4459 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4460 (tls_shared_gnu2_test): New target.
4461 (tls_test_gnu2_shared.so): New target.
4462 (tls_shared_gnu2_test_SOURCES): New variable.
4463 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4464 (tls_shared_gnu2_test_LDFLAGS): New variable.
4465 (tls_shared_gnu2_test_LDADD): New variable.
4466 * testsuite/Makefile.in: Rebuild.
4467 * testsuite/Makefile.
4469 2008-04-11 Ian Lance Taylor <iant@google.com>
4471 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
4473 * testsuite/Makefile.in: Rebuild.
4475 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
4477 * testsuite/script_test_2.cc (main): Adjust test.
4479 2008-04-11 David S. Miller <davem@davemloft.net>
4480 Ian Lance Taylor <iant@google.com>
4482 * options.h (General_options): Add entries for '-Y' and
4484 * options.cc (General_options:finalize): If -Y was used, add those
4485 entries to the library path instead of the default "/lib" and
4488 2008-04-11 David S. Miller <davem@davemloft.net>
4490 * testsuite/justsyms.t: Start at 0x100.
4491 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
4492 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
4494 * testsuite/script_test_2.cc: Adjust string and section length
4497 2008-04-09 Ian Lance Taylor <iant@google.com>
4500 * script-sections.cc (Sections_element::allocate_to_segment): Add
4502 (Output_section_definition::allocate_to_segment): Likewise.
4503 (Orphan_output_section::allocate_to_segment): Likewise.
4504 (Script_sections::attach_sections_using_phdrs_clause): Don't
4505 propagate non-PT_LOAD segments to orphan sections.
4506 * testsuite/Makefile.am (script_test_3.stdout): Generate using
4507 readelf rather than objdump.
4508 * testsuite/script_test_3.sh: Adjust accordingly. Test that
4509 .interp section and PT_INTERP segment are the same size.
4510 * testsuite/Makefile.in: Rebuild.
4512 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
4513 aliases for symbols defined in the same object.
4514 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
4515 (weak_alias_test_SOURCES): New variable.
4516 (weak_alias_test_DEPENDENCIES): New variable.
4517 (weak_alias_test_LDFLAGS): New variable.
4518 (weak_alias_test_LDADD): New variable.
4519 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
4520 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
4521 (weak_alias_test_3.o): New target.
4522 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
4523 * testsuite/weak_alias_test_main.cc: New file.
4524 * testsuite/weak_alias_test_1.cc: New file.
4525 * testsuite/weak_alias_test_2.cc: New file.
4526 * testsuite/weak_alias_test_3.cc: New file.
4528 2008-04-08 Ian Lance Taylor <iant@google.com>
4530 * options.h (class General_options): Add --noinhibit-exec option.
4531 * main.cc (main): Check --noinhibit-exec.
4533 * options.h (class General_options): Define --wrap as a special
4534 option. Add wrap_symbols_ field.
4535 (General_options::any_wrap_symbols): New function.
4536 (General_options::is_wrap_symbol): New function.
4537 * options.cc (General_options::parse_wrap): New function.
4538 (General_options::General_options): Initialize wrap_symbols_.
4539 * symtab.cc (Symbol_table::wrap_symbol): New function.
4540 (Symbol_table::add_from_object): Handle --wrap.
4541 * symtab.h (class Symbol_table): Declare wrap_symbol.
4542 * target.h (Target::wrap_char): New function.
4543 (Target::Target_info): Add wrap_char field.
4544 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
4545 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
4546 * testsuite/testfile.cc (Target_test::test_target_info):
4549 * errors.cc (Errors::undefined_symbol): Mention symbol version if
4552 * layout.h (class Layout): Add added_eh_frame_data_ field.
4553 * layout.cc (Layout::Layout): Initialize new field.
4554 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
4555 output section until we find a section we merged successfully.
4556 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
4557 that the size be non-zero.
4559 * merge.cc (Object_merge_map::get_output_offset): Remove inline
4562 2008-04-08 Craig Silverstein <csilvers@google.com>
4564 * configure.ac: Export new conditional variable HAVE_ZLIB.
4565 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
4567 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
4568 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4570 2008-04-07 Ian Lance Taylor <iant@google.com>
4572 * version.cc (version_string): Set to "1.5".
4574 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
4575 Add issued_non_pic_error_ field. Declare check_non_pic.
4576 (Target_x86_64::Scan::check_non_pic): New function.
4577 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
4578 (Target_x86_64::Scan::global): Likewise.
4580 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
4581 addend parameter. Change caller. Handle merge sections.
4582 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
4583 Address to Addend. Don't add in the result of
4584 local_section_offset, pass down the addend and use the returned
4586 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
4587 Update declarations of local_section_offset and symbol_value.
4588 * testsuite/two_file_test_1.cc (t18): New function.
4589 * testsuite/two_file_test_2.cc (f18): New function.
4590 * testsuite/two_file_test_main.cc (main): Call t18.
4591 * testsuite/two_file_test.h (t18, f18): Declare.
4593 * configure.ac: Don't test for objdump, c++filt, or readelf.
4594 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
4596 (TEST_READELF): New variable.
4597 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
4598 (check_PROGRAMS): Add two_file_strip_test.
4599 (two_file_strip_test): New target.
4600 (check_PROGRAMS): Add two_file_same_shared_strip_test.
4601 (two_file_same_shared_strip_test_SOURCES): New variable.
4602 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
4603 (two_file_same_shared_strip_test_LDFLAGS): New variable.
4604 (two_file_same_shared_strip_test_LDADD): New variable.
4605 (two_file_shared_strip.so): New target.
4606 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
4607 (ver_test_5.syms, ver_test_7.syms): Likewise.
4608 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
4609 (strip_test_3.stdout): Use TEST_OBJDUMP.
4610 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4612 2008-04-04 Cary Coutant <ccoutant@google.com>
4614 * symtab.h (Symbol::is_weak_undefined): New function.
4615 (Symbol::is_strong_undefined): New function.
4616 (Symbol::is_absolute): New function.
4617 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
4618 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
4620 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
4621 (weak_undef_test): New target.
4622 * testsuite/Makefile.in: Rebuild.
4623 * testsuite/weak_undef_file1.cc: New file.
4624 * testsuite/weak_undef_file2.cc: New file.
4625 * testsuite/weak_undef_test.cc: New file.
4627 2008-04-03 Craig Silverstein <csilvers@google.com>
4629 * compressed_output.h (class Output_compressed_section): Use
4631 * compressed_output.cc (zlib_compress): Use unsigned buffers,
4633 (zlib_compressed_suffix): Removed.
4634 (Output_compressed_section::set_final_data_size): Use unsigned
4636 * testsuite/Makefile.am (flagstest_compress_debug_sections):
4637 Fix linker invocation.
4638 (flagstest_o_specialfile_and_compress_debug_sections):
4640 * testsuite/Makefile.in: Regenerated.
4642 2008-04-02 David S. Miller <davem@davemloft.net>
4644 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
4645 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
4647 2008-04-02 Craig Silverstein <csilvers@google.com>
4651 2008-04-02 Ian Lance Taylor <iant@google.com>
4653 * fileread.cc (File_read::find_view): Add byteshift and vshifted
4654 parameters. Update for new key type to views_. Change all
4656 (File_read::read): Adjust for byteshift in returned view.
4657 (File_read::add_view): New function, broken out of
4659 (File_read::make_view): New function, broken out of
4661 (File_read::find_or_make_view): Add offset and aligned
4662 parameters. Rewrite accordingly. Change all callers.
4663 (File_read::get_view): Add offset and aligned parameters. Adjust
4664 for byteshift in return value.
4665 (File_read::get_lasting_view): Likewise.
4666 * fileread.h (class File_read): Update declarations.
4667 (class File_read::View): Add byteshift_ field. Add byteshift to
4668 constructor. Add byteshift method.
4669 * archive.h (Archive::clear_uncached_views): New function.
4670 (Archive::get_view): Add aligned parameter. Change all callers.
4671 * object.h (Object::get_view): Add aligned parameter. Change all
4673 (Object::get_lasting_view): Likewise.
4675 * fileread.cc (File_read::release): Don't call clear_views if
4676 there are multiple objects.
4677 * fileread.h (File_read::clear_uncached_views): New function.
4678 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
4681 2008-03-31 Cary Coutant <ccoutant@google.com>
4683 Add thin archive support.
4684 * archive.cc (Archive::armagt): New const.
4685 (Archive::setup): Remove task parameter and calls to unlock.
4686 (Archive::unlock_nested_archives): New function.
4687 (Archive::read_header): Add nested_off parameter. Change
4689 (Archive::interpret_header): Likewise.
4690 (Archive::include_all_members): Change to handle thin
4692 (Archive::include_member): Likewise.
4693 * archive.h (Archive::Archive): Add new parameters and
4695 (Archive::armagt): New const.
4696 (Archive::setup): Remove task parameter.
4697 (Archive::unlock_nested_archives): New function.
4698 (Archive::read_header): Add nested_off parameter.
4699 (Archive::interpret_header): Likewise.
4700 (Archive::Nested_archive_table): New typedef.
4701 (Archive::is_thin_archive_): New field.
4702 (Archive::nested_archives_): New field.
4703 (Archive::options_): New field.
4704 (Archive::dirpath_): New field.
4705 (Archive::task_): New field.
4706 * readsyms.cc (Read_symbols::do_read_symbols): Add check
4707 for thin archives. Pass additional parameters to
4708 Archive::Archive. Unlock the archive file after calling
4711 2008-03-29 Ian Lance Taylor <iant@google.com>
4713 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
4714 version symbol to be local.
4715 * testsuite/ver_test_4.sh: New file.
4716 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
4717 (check_DATA): Add ver_test_4.syms.
4718 (ver_test_4.syms): New target.
4719 * testsuite/Makefile.in: Rebuild.
4722 (Output_section::Input_section_sort_entry::has_priority): New
4724 (Output_section::Input_section_sort_entry::match_file_name): New
4726 (Output_section::Input_section_sort_entry::match_section_name):
4728 (Output_section::Input_section_sort_entry::match_section_name_prefix):
4730 (Output_section::Input_section_sort_entry::match_section_file):
4732 (Output_section::Input_section_sort_compare::operator()): Rewrite
4733 using new Input_section_sort_entry functions. Sort crtbegin and
4734 crtend first. Sort sections with no priority before sections with
4736 * testsuite/initpri1.c (d3): Check j != 4.
4737 (cd5): New constructor/destructor function.
4738 (main): Check j != 2.
4740 * symtab.cc (Symbol_table::add_from_object): If we don't use the
4741 new symbol when resolving, don't call set_is_default.
4742 * testsuite/ver_test_7.cc: New file.
4743 * testsuite/ver_test_7.sh: New file.
4744 * testsuite/Makefile.am (ver_test_7.so): New target.
4745 (ver_test_7.o): New target.
4746 (check_SCRIPTS): Add ver_test_7.sh.
4747 (check_DATA): Add ver_test_7.syms.
4748 (ver_test_7.syms): New target.
4750 2008-03-28 Ian Lance Taylor <iant@google.com>
4752 * layout.cc (Layout::layout): If we see an input section with a
4753 name that needs sorting, set the must_sort flag for the output
4755 (Layout::make_output_section): If the name of the output section
4756 indicates that it might require sorting, set the may_sort flag.
4757 * output.h (Output_section::may_sort_attached_input_sections): New
4759 (Output_section::set_may_sort_attached_input_sections): New
4761 (Output_section::must_sort_attached_input_sections): New
4763 (Output_section::set_must_sort_attached_input_sections): New
4765 (class Output_section): Declare Input_section_sort_entry. Define
4766 Input_section_sort_compare. Declare
4767 sort_attached_input_sections. Add new fields:
4768 may_sort_attached_input_sections_,
4769 must_sort_attached_input_sections_,
4770 attached_input_sections_are_sorted_.
4771 * output.cc (Output_section::Output_section): Initialize new
4773 (Output_section::add_input_section): Add an entry to
4774 input_sections_ if may_sort or must_sort are true.
4775 (Output_section::set_final_data_size): Call
4776 sort_attached_input_sections if necessary.
4777 (Output_section::Input_section_sort_entry): Define new class.
4778 (Output_section::Input_section_sort_compare::operator()): New
4780 (Output_section::sort_attached_input_sections): New function.
4781 * configure.ac: Check whether the compiler supports constructor
4782 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
4783 * testsuite/initpri1.c: New file.
4784 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
4785 CONSTRUCTOR_PRIORITY.
4786 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
4787 (initpri1_LDFLAGS): New variable.
4788 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
4790 2008-03-27 Ian Lance Taylor <iant@google.com>
4792 * common.cc (Sort_commons::operator): Correct sorting algorithm.
4793 * testsuite/common_test_1.c: New file.
4794 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
4795 (common_test_1_SOURCES): New variable.
4796 (common_test_1_DEPENDENCIES): New variable.
4797 (common_test_1_LDFLAGS): New variable.
4799 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
4800 and commons_ correctly when NAME/VERSION does not override
4802 * testsuite/ver_test_6.c: New file.
4803 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
4804 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
4805 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
4807 2008-03-26 Ian Lance Taylor <iant@google.com>
4809 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
4810 of an undefined symbol from a version script.
4811 * testsuite/Makefile.am (ver_test_5.so): New target.
4812 (ver_test_5.o): New target.
4813 (check_SCRIPTS): Add ver_test_5.sh.
4814 (check_DATA): Add ver_test_5.syms.
4815 (ver_test_5.syms): New target.
4816 * testsuite/ver_test_5.cc: New file.
4817 * testsuite/ver_test_5.script: New file.
4818 * testsuite/ver_test_5.sh: New file.
4819 * Makefile.in, testsuite/Makefile.in: Rebuild.
4822 Fix problems building gold with gcc 4.3.0.
4823 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
4824 (gold_error_at_location, gold_warning_at_location): Use it.
4825 * configure.ac: Check whether we can compile and use a template
4826 function with a printf attribute.
4827 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
4828 when jumping over bytes.
4829 * object.cc: Instantiate Object::read_section_data.
4830 * debug.h: Include <cstring>
4831 * dwarf_reader.cc: Include <algorithm>
4832 * main.cc: Include <cstring>.
4833 * options.cc: Include <cstring>.
4834 * output.cc: Include <cstring>.
4835 * script.cc: Include <cstring>.
4836 * script.h: Include <string>.
4837 * symtab.cc: Include <cstring> and <algorithm>.
4838 * target-select.cc: Include <cstring>.
4839 * version.cc: Include <string>.
4840 * testsuite/testmain.cc: Include <cstdlib>.
4841 * configure, config.in: Rebuild.
4843 2008-03-25 Ian Lance Taylor <iant@google.com>
4845 * options.cc: Include "../bfd/bfdver.h".
4846 (options::help): Print bug reporting address.
4848 * version.cc (print_version): Adjust output for current value of
4853 * options.cc (options::help): Print list of supported targets.
4854 * target-select.h: Include <vector>.
4855 (class Target_selector): Make machine_, size_, and is_big_endian_
4856 fields const. Add bfd_name_ and instantiated_target_ fields.
4857 (Target_selector::Target_selector): Add bfd_name parameter.
4858 (Target_selector::recognize): Make non-virtual, call
4860 (Target_selector::recognize_by_name): Make non-virtual, call
4861 do_recognize_by_name.
4862 (Target_selector::supported_names): New function.
4863 (Target_selector::bfd_name): New function.
4864 (Target_selector::do_instantiate_target): New pure virtual
4866 (Target_selector::do_recognize): New virtual function.
4867 (Target_selector::do_recognize_by_name): New virtual function.
4868 (Target_selector::instantiate_target): New private function.
4869 (supported_target_names): Declare.
4870 * target-select.cc (Target_selector::Target_selector): Update for
4871 new parameter and fields.
4872 (select_target_by_name): Check that the name matches before
4873 calling recognize_by_name.
4874 (supported_target_names): New function.
4875 * i386.cc (class Target_selector_i386): Update Target_selector
4876 constructor call. Remove recognize and recognize_by_name. Add
4877 do_instantiate_target.
4878 * x86_64.cc (class Target_selector_x86_64): Likewise.
4879 * testsuite/testfile.cc (class Target_selector_test): Update for
4880 changes to Target_selector.
4882 * README: Rewrite, with some notes on unsupported features.
4884 2008-03-24 Cary Coutant <ccoutant@google.com>
4886 * i386.cc (Target_i386::Got_type): New enum declaration.
4887 (Target_i386::Scan::local): Updated callers of Output_data_got
4889 (Target_i386::Scan::global): Likewise.
4890 (Target_i386::Relocate::relocate): Likewise.
4891 (Target_i386::Relocate::relocate_tls): Likewise.
4892 * object.h (Got_offset_list): New class.
4893 (Sized_relobj::local_has_got_offset): Added got_type parameter.
4894 (Sized_relobj::local_got_offset): Likewise.
4895 (Sized_relobj::set_local_got_offset): Likewise.
4896 (Sized_relobj::local_has_tls_got_offset): Removed.
4897 (Sized_relobj::local_tls_got_offset): Removed.
4898 (Sized_relobj::set_local_tls_got_offset): Removed.
4899 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
4900 * output.cc (Output_data_got::add_global): Added got_type parameter.
4901 (Output_data_got::add_global_with_rel): Likewise.
4902 (Output_data_got::add_global_with_rela): Likewise.
4903 (Output_data_got::add_global_pair_with_rel): New function.
4904 (Output_data_got::add_global_pair_with_rela): New function.
4905 (Output_data_got::add_local): Added got_type parameter.
4906 (Output_data_got::add_local_with_rel): Likewise.
4907 (Output_data_got::add_local_with_rela): Likewise.
4908 (Output_data_got::add_local_pair_with_rel): New function.
4909 (Output_data_got::add_local_pair_with_rela): New function.
4910 (Output_data_got::add_global_tls): Removed.
4911 (Output_data_got::add_global_tls_with_rel): Removed.
4912 (Output_data_got::add_global_tls_with_rela): Removed.
4913 (Output_data_got::add_local_tls): Removed.
4914 (Output_data_got::add_local_tls_with_rel): Removed.
4915 (Output_data_got::add_local_tls_with_rela): Removed.
4916 * output.h (Output_data_got::add_global): Added got_type parameter.
4917 (Output_data_got::add_global_with_rel): Likewise.
4918 (Output_data_got::add_global_with_rela): Likewise.
4919 (Output_data_got::add_global_pair_with_rel): New function.
4920 (Output_data_got::add_global_pair_with_rela): New function.
4921 (Output_data_got::add_local): Added got_type parameter.
4922 (Output_data_got::add_local_with_rel): Likewise.
4923 (Output_data_got::add_local_with_rela): Likewise.
4924 (Output_data_got::add_local_pair_with_rel): New function.
4925 (Output_data_got::add_local_pair_with_rela): New function.
4926 (Output_data_got::add_global_tls): Removed.
4927 (Output_data_got::add_global_tls_with_rel): Removed.
4928 (Output_data_got::add_global_tls_with_rela): Removed.
4929 (Output_data_got::add_local_tls): Removed.
4930 (Output_data_got::add_local_tls_with_rel): Removed.
4931 (Output_data_got::add_local_tls_with_rela): Removed.
4932 * resolve.cc (Symbol::override_base_with_special): Removed
4933 reference to has_got_offset_ field.
4934 * symtab.cc (Symbol::init_fields): Replaced initialization
4935 of got_offset_ with got_offsets_. Removed initialization
4937 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
4938 (Symbol::got_offset): Likewise.
4939 (Symbol::set_got_offset): Likewise.
4940 (Symbol::has_tls_got_offset): Removed.
4941 (Symbol::tls_got_offset): Removed.
4942 (Symbol::set_tls_got_offset): Removed.
4943 (Symbol::got_offset_): Removed.
4944 (Symbol::tls_mod_got_offset_): Removed.
4945 (Symbol::tls_pair_got_offset_): Removed.
4946 (Symbol::got_offsets_): New field.
4947 (Symbol::has_got_offset): Removed.
4948 (Symbol::has_tls_mod_got_offset): Removed.
4949 (Symbol::has_tls_pair_got_offset): Removed.
4950 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
4951 (Target_x86_64::Scan::local): Updated callers of Output_data_got
4953 (Target_x86_64::Scan::global): Likewise.
4954 (Target_x86_64::Relocate::relocate): Likewise.
4955 (Target_x86_64::Relocate::relocate_tls): Likewise.
4957 2008-03-25 Ben Elliston <bje@au.ibm.com>
4959 * yyscript.y: Fix spelling error in comment.
4961 2008-03-24 Ian Lance Taylor <iant@google.com>
4963 * options.h (class General_options): Define build_id option.
4964 * layout.h (class Layout): Declare write_build_id, create_note,
4965 create_build_id. Add build_id_note_ member.
4966 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
4967 "libiberty.h", "md5.h", "sha1.h".
4968 (Layout::Layout): Initialize eh_frame_data_,
4969 eh_frame_hdr_section_, and build_id_note_.
4970 (Layout::finalize): Call create_build_id.
4971 (Layout::create_note): New function, broken out of
4972 Layout::create_gold_note.
4973 (Layout::create_gold_note): Call create_note.
4974 (Layout::create_build_id): New function.
4975 (Layout::write_build_id): New function.
4976 (Close_task_runner::run): Call write_build_id.
4978 * x86_64.cc: Correct license to GPLv3.
4980 2008-03-23 Ian Lance Taylor <iant@google.com>
4982 * options.cc: Include "demangle.h".
4983 (parse_optional_string): New function.
4984 (parse_long_option): Handle takes_optional_argument.
4985 (parse_short_option): Update dash_z initializer. Handle
4986 takes_optional_argument.
4987 (General_options::General_options): Initialize do_demangle_.
4988 (General_options::finalize): Set do_demangle_. Handle demangling
4990 * options.h (parse_optional_string): Declare.
4991 (struct One_option): Add optional_arg field. Update constructor.
4992 Update call constructor calls. Add takes_optional_argument
4994 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
4995 (DEFINE_optional_string): Define.
4996 (General_options::demangle): Change from DEFINE_bool to
4997 DEFINE_optional_string.
4998 (General_options::no_demangle): New function.
4999 (General_options::do_demangle): New function.
5000 (General_options::set_do_demangle): New function.
5001 (General_options::execstack_status_): Move definition to end of
5003 (General_options::static_): Likewise.
5004 (General_options::do_demangle_): New field.
5005 * object.cc (big_endian>::get_symbol_location_info): Call
5006 Options::do_demangle, not Options::demangle.
5007 * symtab.cc (demangle): Likewise.
5009 2008-03-22 Ian Lance Taylor <iant@google.com>
5011 * gold.h: Include <cstddef> and <sys/types.h>
5012 * options.h: Include <cstring>.
5014 2008-03-21 Ian Lance Taylor <iant@google.com>
5016 * Added source code to GNU binutils.