1 2009-12-28 Ian Lance Taylor <iant@google.com>
3 * symtab.h (class Symbol_table): Add enum Defined.
4 * resolve.cc (Symbol_table::should_override): Add defined
5 parameter. Change all callers. Test whether object is NULL
6 before calling a method on it.
7 (Symbol_table::report_resolve_problem): Add defined parameter.
9 (Symbol_table::should_override_with_special): Likewise.
10 * symtab.cc (Symbol_table::define_in_output_data): Add defined
11 parameter. Change all callers.
12 (Symbol_table::do_define_in_output_data): Likewise.
13 (Symbol_table::define_in_output_segment): Likewise.
14 (Symbol_table::do_define_in_output_segment): Likewise.
15 (Symbol_table::define_as_constant): Likewise.
16 (Symbol_table::do_define_as_constant): Likewise.
17 * script.h (class Symbol_assignment): Add is_defsym parameter to
18 constructor; change all callers.
19 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
20 parameter. Change all callers. Add is_defsym_ field.
21 (class Parser_closure): Add parsing_defsym parameter to
22 constructor; change all callers. Add parsing_defsym accessor
23 function. Add parsing_defsym_ field.
25 2009-12-28 Ian Lance Taylor <iant@google.com>
27 * gold.cc (queue_middle_tasks): Fix formatting.
28 * object.cc (Relobj::is_section_name_included): Likewise.
30 2009-12-23 Ian Lance Taylor <iant@google.com>
32 * i386.cc (Target_i386::do_calls_non_split): Recognize
33 -fsplit-stack prologue for a function with a static chain.
34 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
35 -fsplit-stack prologue when using %r11.
37 2009-12-21 Sriraman Tallam <tmsriram@google.com>
39 * options.cc (General_options::parse_version): Make -v continue and do
40 the link like GNU ld does.
42 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
44 * Makefile.am (CCFILES): Add timer.cc.
45 (HFILES): Add timer.h.
46 * configure.ac: Check for sysconf and times.
47 * main.cc: include timer.h.
48 (main): Use Timer instead of get_run_time.
51 * workqueue.cc: include timer.h.
52 (Workqueue::find_and_run_task):
53 Report user, sys and wall time.
54 * Makefile.in: Regenerate.
55 * config.in: Regenerate.
56 * configure: Regenerate.
58 2009-12-16 Doug Kwan <dougkwan@google.com>
60 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
62 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
63 relaxed input sections.
64 * output.cc (Output_section::find_relaxed_input_section): Change
65 return type to Output_relaxed_input_section pointer. Adjust code
66 for new type of relaxed_input_section_map_.
67 * output.h (Output_section::find_relaxed_input_section): Change
68 return type to Output_relaxed_input_section pointer.
69 (Output_section::Output_relaxed_input_section_by_input_section_map):
71 (Output_section::relaxed_input_section_map_): Change type to
72 Output_section::Output_relaxed_input_section_by_input_section_map.
73 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
76 2009-12-15 Ian Lance Taylor <iant@google.com>
78 * layout.cc (Layout::create_shstrtab): Only write out after input
79 sections if we are compressing debug sections.
81 2009-12-15 Ian Lance Taylor <iant@google.com>
83 * archive.cc (Archive::add_symbols): Only look up a symbol without
84 a version if there is, in fact, a version.
86 2009-12-14 Ian Lance Taylor <iant@google.com>
88 Revert -Wshadow changes, all changes from:
89 2009-12-11 Doug Kwan <dougkwan@google.com>
90 2009-12-11 Nick Clifton <nickc@redhat.com>
91 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
93 2009-12-11 Doug Kwan <dougkwan@google.com>
95 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
97 * attributes.cc (Object_attribute::size): Ditto.
98 (Attributes_section_data::size): Ditto.
99 (Attributes_section_data::Attributes_section_data): Ditto.
100 (Output_attributes_section_data::do_write): Ditto.
101 * attributes.h (Object_attribute::set_type): Ditto.
102 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
104 2009-12-11 Nick Clifton <nickc@redhat.com>
106 * archive.cc: Fix shadowed variable warnings.
108 * compressed_output.cc: Likewise.
109 * compressed_output.h: Likewise.
110 * configure: Likewise.
111 * dwarf_reader.cc: Likewise.
112 * dynobj.cc: Likewise.
113 * dynobj.h: Likewise.
114 * ehframe.cc: Likewise.
115 * ehframe.h: Likewise.
116 * errors.cc: Likewise.
117 * expression.cc: Likewise.
118 * fileread.cc: Likewise.
119 * fileread.h: Likewise.
120 * freebsd.h: Likewise.
123 * incremental.h: Likewise.
124 * layout.cc: Likewise.
125 * layout.h: Likewise.
126 * mapfile.cc: Likewise.
127 * merge.cc: Likewise.
129 * object.cc: Likewise.
130 * object.h: Likewise.
131 * options.h: Likewise.
132 * output.cc: Likewise.
133 * output.h: Likewise.
134 * parameters.cc: Likewise.
135 * plugin.cc: Likewise.
136 * powerpc.cc: Likewise.
137 * reduced_debug_output.cc: Likewise.
138 * reduced_debug_output.h: Likewise.
139 * reloc.cc: Likewise.
141 * resolve.cc: Likewise.
142 * script-sections.cc: Likewise.
143 * script.cc: Likewise.
144 * script.h: Likewise.
145 * sparc.cc: Likewise.
146 * symtab.cc: Likewise.
147 * symtab.h: Likewise.
148 * target-select.cc: Likewise.
149 * target-select.h: Likewise.
151 * workqueue.cc: Likewise.
152 * workqueue.h: Likewise.
153 * x86_64.cc: Likewise.
155 2009-12-10 Doug Kwan <dougkwan@google.com>
157 * arm.cc (attributes.h): New include.
158 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
159 (Arm_relobj::~Arm_relobj): Delete object pointed by
160 attributes_section_data_.
161 (Arm_relobj::attributes_section_data): New method definition.
162 (Arm_relobj::attributes_section_data_): New data member declaration.
163 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
164 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
165 attributes_section_data_.
166 (Arm_dynobj::attributes_section_data): New method definition.
167 (Arm_dynobj::attributes_section_data_): New data member declaration.
168 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
169 initialization value of may_use_blx_ to false.
170 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
171 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
172 object attributes to compute results instead of hard-coding.
173 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
174 Target_arm::get_secondary_compatible_arch,
175 Target_arm::set_secondary_compatible_arch
176 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
177 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
178 New method declarations.
179 (Target_arm::get_aeabi_object_attribute): New method definition.
180 (Target_arm::attributes_section_data_): New data member declaration.
181 (read_arm_attributes_section): New template definition.
182 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
183 (Arm_dynobj::do_read_symbols): Ditto.
184 (Target_arm::do_finalize_sections): Merge attributes sections from
185 input. Check for BLX use after attributes section merging.
186 Fix __exidx_start and __exidx_end visibility. Create an
187 .ARM.attributes section if necessary.
188 (Target_arm::get_secondary_compatible_arch,
189 Target_arm::set_secondary_compatible_arch,
190 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
191 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
192 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
193 New method definitions.
195 2009-12-09 Ian Lance Taylor <iant@google.com>
197 * plugin.cc (Plugin::load): Don't cast from void* to a function
200 2009-12-09 Ian Lance Taylor <iant@google.com>
202 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
205 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
207 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
208 Replace two_file_shared_1.so with two_file_shared_2.so.
209 * testsuite/Makefile.in: Regenerated.
211 2009-12-08 Doug Kwan <dougkwan@google.com>
213 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
214 (HFILES): Add attributes.h and int_encoding.h.
215 * Makefile.in: Regenerate.
216 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
217 function definitions to int_encoding.cc
218 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
219 prototypes to int_encoding.h
220 * reduced_debug_output.cc (int_encoding.h): New include.
221 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
222 function definitions to int_encoding.cc
223 (insert_into_vector, read_from_pointer): Move template definitions to
225 * attributes.cc: New file.
226 * attributes.h: New file.
227 * int_encoding.cc: New file.
228 * int_encoding.h: New file.
230 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
233 * incremental-dump.cc (dump_incremental_inputs): New.
234 (main): Use dump_incremental_inputs.
236 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
239 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
240 checking elfcpp::STT_FUNC.
241 (Target_i386::Relocate::relocate): Likewise.
242 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
244 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
245 symbols from shared libraries into normal FUNC symbols.
247 * symtab.h (Symbol): Add is_func and use it.
249 2009-12-05 Doug Kwan <dougkwan@google.com>
251 * arm.cc (Target_arm::arm_info): Initialize new fields
252 attributes_section and attributes_vendor.
253 * i386.cc (Target_i386::i386_info): Same.
254 * object.cc (Sized_relobj::do_layout): Skip attribute section.
255 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
256 fields attributes_section and attributes_vendor.
257 * sparc.cc (Target_sparc::sparc_info): Same.
258 * target.h (Target::attributes_section, Target::attributes_vendor,
259 Target::is_attributes_section, Target::attribute_arg_type,
260 Target::attributes_order): New method definitions.
261 (Target::Target_info::attributes_section,
262 Target::Target_info::attributes_vendor): New fields.
263 (Target::do_attribute_arg_type, Target::do_attributes_order): New
264 virtual method definitions.
265 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
266 attributes_section and attributes_vendor.
267 * testsuite/testfile.cc (Target_test::test_target_info): Same.
269 2009-12-05 Doug Kwan <dougkwan@google.com>
271 * arm.cc: Update comments about interworking and stub generation.
272 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
273 considered as non-PIC.
274 (Arm_relocate_functions::base_abs): Fix formatting.
275 (Arm_relocate_functions::got_prel): Fix comment. Change interface
276 of function to use GOT entry address instead of offset.
277 (Target_arm::Scan::global): Issue an error if a symbol would need a
278 PLT does not get one because it is untyped. Remove code to create
279 dynamic symbols for relative branches.
280 (Target_arm::Relocate::relocate: Use 0 instead of false since function
281 takes unsigned integer instead of boolean.
283 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
285 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
286 (two_file_test_LDADD): Likewise.
287 (common_test_1_LDADD): Likewise.
288 (exception_test_LDADD) Likewise.
289 (weak_test_LDADD): Likewise.
290 (many_sections_test_LDADD): Likewise.
291 (initpri1_LDADD): Likewise.
292 (script_test_1_LDADD): Likewise.
293 (script_test_2_LDADD): Likewise.
294 (justsyms_LDADD): Likewise.
295 (binary_test_LDADD): Likewise.
296 (large_LDADD): Likewise.
297 * testsuite/Makefile.in: Regenerated.
299 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
301 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
302 (Symbol_table::override_with_special): Likewise.
303 (Symbol_table::add_from_object): Likewise.
305 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
307 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
308 Don't set the data_offset twice.
310 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
312 * testsuite/Makefile.in: Regenerate.
314 2009-12-03 Doug Kwan <dougkwan@google.com>
316 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
317 (Target_arm::do_finalize_sections): Add parameter for symbol table
318 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
319 * i386.cc (Target_i386::do_finalize_sections): Add an additional
320 parameter for symbol table pointer.
321 * layout.cc (Layout::finalize): Call Target::finalize_sections with
322 an additional parameter for a pointer to symbol table.
323 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
324 parameter for a symbol table pointer.
325 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
326 * target.h (Target::finalize_sections, Target::do_finalize_sections):
328 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
329 parameter for a symbol table pointer.
331 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
333 * incremental.cc (Incremental_inputs_header)
334 (Incremental_inputs_header_write, Incremental_inputs_entry)
335 (Incremental_inputs_entry_write): Move ...
336 * incremental.h (Incremental_inputs_header)
337 (Incremental_inputs_header_write, Incremental_inputs_entry)
338 (Incremental_inputs_entry_write): here.
340 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
342 * incremental.cc (make_sized_incremental_binary): Set the target.
343 Error if it is incompatible.
344 * output.h (Output_file): Add filename method.
346 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
348 * incremental.cc (Incremental_inputs_entry): Remove unused argument
349 from the get_* methods.
351 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
353 * incremental-dump.cc (main): Check that the offeset of a script is 0.
354 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
355 Write 0 for the data_offset of scripts.
357 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
359 * testsuite/Makefile.am: Add the incremental_test.sh test.
360 * testsuite/incremental_test.sh: New.
361 * testsuite/incremental_test_1.c: New.
362 * testsuite/incremental_test_2.c: New.
364 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
366 * incremental-dump.cc (main): Fix typos.
368 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
371 * incremental-dump.cc (main): Use llu to print 64 bit values.
373 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
374 H.J. Lu <hongjiu.lu@intel.com>
376 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
378 (incremental_dump_LDADD): Likewise.
379 * Makefile.in: Regenerated.
381 2009-11-25 Doug Kwan <dougkwan@google.com>
385 2009-11-25 Doug Kwan <dougkwan@google.com>
387 * arm.cc (Target_arm::Target_arm): Move method definition
388 outside of class definition. Add code to handle
389 --target1-rel, --target1-abs and --target2= options.
390 (Target_arm::get_reloc_reloc_type): Change method to be
391 non-static and const.
392 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
393 New data member declaration.
394 (Target_arm::Scan::local, Target_arm::Scan::global,
395 Target_arm::Relocate::relocate,
396 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
397 Adjust call to Target_arm::get_real_reloc_type.
398 (Target_arm::get_real_reloc_type): Use command line options
399 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
400 * options.h (--target1-rel, --target1-abs, --target2): New
403 2009-11-25 Doug Kwan <dougkwan@google.com>
405 * arm.cc (Target_arm::Target_arm): Move method definition outside of
406 class definition. Add code to handle --target1-rel, --target1-abs
407 and --target2= options.
408 (Target_arm::get_reloc_reloc_type): Change method to be non-static
410 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
412 (Target_arm::Scan::local, Target_arm::Scan::global,
413 Target_arm::Relocate::relocate,
414 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
415 call to Target_arm::get_real_reloc_type.
416 (Target_arm::get_real_reloc_type): Use command line options to
417 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
418 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
421 2009-11-25 Doug Kwan <dougkwan@google.com>
423 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
424 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
425 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
427 (Arm_relocate_functions::thm_call): Replace body with a call to
428 Arm_relocate_functions::thumb_branch_common.
429 (Arm_relocate_functions::thm_jump24,
430 Arm_relocate_functions::thm_xpc22): New method definitions.
431 (Arm_relocate_functions::thumb_branch_common): New method definition.
432 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
434 (Target_arm::Relocate::relocate): Adjust call to thm_call.
435 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
437 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
439 * Makefile.am: Build incremental-dump
440 * Makefile.in: Regenerate.
441 * incremental-dump.cc: New.
442 * incremental.cc (Incremental_inputs_header_data,
443 Incremental_inputs_entry_data): Move to incremental.h
444 * incremental.h: (Incremental_inputs_header_data,
445 Incremental_inputs_entry_data): Move from incremental.cc
447 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
449 * incremental.cc (Incremental_inputs_header,
450 Incremental_inputs_header_write, Incremental_inputs_entry,
451 Incremental_inputs_entry_write): Add a typedef with the data type.
453 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
455 * incremental.cc (Incremental_inputs_header,
456 Incremental_inputs_header_write, Incremental_inputs_entry,
457 Incremental_inputs_entry_write): Update comment about which
458 type has the filed descriptions.
460 2009-11-15 Doug Kwan <dougkwan@google.com>
462 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
463 (Arm_relocate_functions::arm_branch_common): Change method defintion
464 in class definition to a method declaration and update list of formal
466 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
467 Arm_relocation_functions::jump24): Adjust call to
468 Arm_relocate_functions::arm_branch_common. Update list of formal
470 (Arm_relocate_functions::xpc25): New method definition.
471 (Arm_relocate_functions::arm_branch_common): Move method defintion
472 out from class definition. Use stubs for mode-switching and extending
474 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
475 specially. Change code to enable use of stubs in ARM branches.
477 2009-11-10 Doug Kwan <dougkwan@google.com>
479 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
480 in method declaration.
481 (Target_arm::relocate_stub): New method declaration.
482 (Target_arm::default_target): Change to return a pointer instead of
484 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
485 Target_arm::default_target.
486 (Arm_Relobj::do_relocate_sections): Remove options paramater in
488 (Target_arm::relocate_section): Adjust view.
489 (Target_arm::relocate_stub): New method definition.
491 2009-11-10 Doug Kwan <dougkwan@google.com>
493 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
495 * incremental.cc (open_incremental_binary): Initialized local
496 variables to avoid warnings.
497 * object.cc (make_elf_object): Ditto.
498 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
501 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
504 * testsuite/plugin_test.c: Include "config.h".
506 2009-11-09 Doug Kwan <dougkwan@google.com>
508 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
509 (arm_symbol_value): Remove.
510 (Arm_relocate_functions::arm_branch_common,
511 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
512 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
513 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
514 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
515 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
516 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
517 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
518 Arm_relocate_functions::thm_mobw_abs_nc,
519 Arm_relocate_functions::thm_mov_abs,
520 Arm_relocate_functions::movw_prel_nc,
521 Arm_relocate_functions::thm_movt_abs,
522 Arm_relocate_functions::movt_prel,
523 Arm_relocate_functions::thm_movw_prel_nc,
524 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
525 (Target_arm::Relocate::relocate): Only decompose address into two
526 parts if relocation type uses the thumb-bit and pass the actual
527 bit instead of a flag indicating that the thumb-bit is used. Adjust
528 calls to methods in Arm_relocate_functions for this change.
530 2009-11-08 Ian Lance Taylor <iant@google.com>
533 * reloc.cc: Instantiate
534 Sized_relobj::initialize_input_to_output_maps and
535 Sized_relobj:free_input_to_output_maps.
537 2009-11-06 Ian Lance Taylor <iant@google.com>
540 * defstd.cc (in_segment): Set only_if_ref true for "end".
542 2009-11-06 Doug Kwan <dougkwan@google.com>
544 * arm.cc (class Reloc_stub): Correct a comment.
545 (Target_arm::Target_arm): Initialize arm_input_section_map_.
546 (Target_arm::scan_section_for_stubs): New method declaration.
547 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
548 Change methods from private to protected.
549 (Target_arm::do_may_relax): New method definition.
550 (Target_arm::do_relax, Target_arm::group_sections,
551 Target_arm::scan_reloc_for_stub,
552 Target_arm::scan_reloc_section_for_stubs): New method declarations.
553 (Target_arm::arm_input_section_map_): New data member declaration.
554 (Target_arm::scan_reloc_for_stub,
555 Target_arm::scan_reloc_section_for_stubs,
556 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
557 Target_arm::do_relax): New method definitions.
559 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
561 * configure.ac: Check for (struct stat)::st_mtim
562 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
563 * config.in: Regenerate.
564 * configure: Regenerate.
566 2009-11-05 Ian Lance Taylor <iant@google.com>
569 * output.cc (Output_segment::add_output_section): Add missing
572 2009-11-04 Ian Lance Taylor <iant@google.com>
575 * object.h (class Object): Add is_needed and set_is_needed
576 methods. Add is_needed_ field. Make bool fields into bitfields.
577 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
578 defined in a dynamic object and referenced by a regular object,
579 set is_needed for the dynamic object.
580 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
581 if the file is marked with as_needed and it is not needed.
583 2009-11-04 Ian Lance Taylor <iant@google.com>
586 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
587 tags if data is discarded by linker script.
588 * i386.cc (Target_i386::do_finalize_sections): Likewise.
589 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
590 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
591 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
593 2009-11-04 Ian Lance Taylor <iant@google.com>
595 * layout.cc (Layout::get_output_section): Add is_interp and
596 is_dynamic_linker_section parameters. Change all callers.
597 (Layout::choose_output_section): Likewise.
598 (Layout::make_output_section): Likewise.
599 (Layout::add_output_section_data): Add is_dynamic_linker_section
600 parameter. Change all callers.
601 * layout.h (class Layout): Update declarations.
602 * output.h (class Output_section): Add is_interp, set_is_interp,
603 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
604 Add is_interp_, is_dynamic_linker_section_ fields. Change
605 generate_code_fills_at_write_ to a bitfield.
606 * output.cc (Output_section::Output_sections): Initialize new
608 (Output_segment::add_output_section): Add do_sort parameter.
611 2009-11-03 Ian Lance Taylor <iant@google.com>
614 * options.h (class General_options): Add --warn-common.
615 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
616 merging two common symbols.
617 (Symbol_table::should_override): Handle --warn-common when merging
618 a common symbol with a defined symbol. Use report_resolve_problem
619 for multiple definitions.
620 (Symbol_table::report_resolve_problem): New function.
621 * symtab.h (class Symbol_table): Declare report_resolve_problem.
623 2009-11-03 Doug Kwan <dougkwan@google.com>
625 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
627 (Target_arm::stub_factory): New method definition.
628 (Target_arm::new_arm_input_section,
629 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
630 Target_arm::reloc_uses_thumb_bit): New method declarations.
631 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
632 New type definitions.
633 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
635 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
636 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
637 New method definitions.
639 2009-11-03 Ian Lance Taylor <iant@google.com>
641 * options.h (class General_options): Add --warn_constructors.
643 2009-11-03 Ian Lance Taylor <iant@google.com>
646 * defstd.cc (in_section): Add entries for __rel_iplt_start,
647 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
649 2009-11-03 Ian Lance Taylor <iant@google.com>
652 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
653 --msgid-bugs-address.
654 (install-pdf): New target.
655 (install-data_yes): Look up one directory to find mkinstalldirs.
657 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
659 * po/Make-in (.po.gmo): Don't generate .gmo files in source
662 2009-10-30 Doug Kwan <dougkwan@google.com>
664 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
666 2009-10-30 Doug Kwan <dougkwan@google.com>
668 * arm.cc (Stub_addend_reader): New struct template definition
669 and partial specializations.
670 (Stub_addend_reader::operator()): New method definition for a
671 partially specialized template.
673 2009-10-30 Doug Kwan <dougkwan@google.com>
675 * arm.cc (Arm_relobj::processor_specific_flags): New method
677 (Arm_relobj::do_read_symbols): New method declaration.
678 (Arm_relobj::processor_specific_flags_): New data member declaration.
679 (Arm_dynobj): New class definition.
680 (Target_arm::do_finalize_sections): Add input_objects parameter.
681 (Target_arm::do_adjust_elf_header): New method declaration.
682 (Target_arm::are_eabi_versions_compatible,
683 (Target_arm::merge_processor_specific_flags): New method declaration.
684 (Target_arm::do_make_elf_object): New overloaded method definitions
686 (Arm_relobj::do_read_symbols): New method definition.
687 (Arm_dynobj::do_read_symbols): Ditto.
688 (Target_arm::do_finalize_sections): Add input_objects parameters.
689 Merge processor-specific flags from all input objects.
690 (Target_arm::are_eabi_versions_compatible,
691 Target_arm::merge_processor_specific_flags,
692 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
693 New method definitions.
694 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
695 Input_objects pointer type parameter.
696 * layout.cc (Layout::finalize): Pass input objects to target's.
697 finalize_sections function.
698 * output.cc (Output_file_header::do_sized_write): Set ELF file
699 header's processor-specific flags.
700 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
701 Input_objects pointer type parameter.
702 * sparc.cc (Target_sparc::do_finalize_sections): Same.
703 * target.h (Input_objects): New forward class declaration.
704 (Target::processor_specific_flags,
705 Target::are_processor_specific_flags_sect): New method definitions.
706 (Target::finalize_sections): Add input_objects parameter.
707 (Target::Target): Initialize processor_specific_flags_ and
708 are_processor_specific_flags_set_.
709 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
711 (Target::set_processor_specific_flags): New method definition.
712 (Target::processor_specific_flags_,
713 Target::are_processor_specific_flags_set_): New data member
715 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
716 Input_objects pointer type parameter.
718 2009-10-30 Doug Kwan <dougkwan@google.com>
720 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
722 2009-10-28 Ian Lance Taylor <iant@google.com>
724 * object.h (class Relobj): Drop options parameter from
725 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
726 do_scan_relocs, do_relocate. Change all callers.
727 (class Sized_relobj): Drop options parameters from
728 do_gc_process_relocs, do_scan_relocs, do_relocate,
729 do_relocate_sections, relocate_sections, emit_relocs_scan,
730 emit_relocs_scan_reltype. Change all callers.
731 (struct Relocate_info): Remove options field and all references to
733 * reloc.h (class Read_relocs): Remove options constructor
734 parameter and options_ field. Change all callers.
735 (class Gc_process_relocs, class Scan_relocs): Likewise.
736 (class Relocate_task): Likewise.
737 * target-reloc.h (scan_relocs): Remove options parameter. Change
739 (scan_relocatable_relocs): Likewise.
740 * target.h (class Sized_target): Remove options parameter from
741 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
743 * gc.h (gc_process_relocs): Remove options parameter. Change all
745 * arm.cc: Update functions to remove options parameters.
747 * powerpc.cc: Likewise.
748 * sparc.cc: Likewise.
749 * x86_64.cc: Likewise.
750 * testsuite/testfile.cc: Likewise.
752 2009-10-28 Doug Kwan <dougkwan@google.com>
754 * arm.cc (Arm_relobj): New class definition.
755 (Arm_relobj::scan_sections_for_stubs,
756 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
757 New method definitions.
759 2009-10-28 Cary Coutant <ccoutant@google.com>
761 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
762 (Plugin::cleanup_done_): New member.
763 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
764 (Plugin_manager::cleanup_done_): Remove.
765 (Plugin_manager::add_input_file): Edit error message.
766 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
767 (Plugin_manager::cleanup): Remove use of cleanup_done_.
769 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
771 * fileread.cc: (File_read::View::~View): Use the new
772 data_ownership_ filed.
773 (File_read::~File_read): Dispose the new whole_file_view_.
774 (File_read::open): Mmap the whole file if needed.
775 (File_read::open): Use whole_file_view_ instead of contents_.
776 (File_read::find_view): Use whole_file_view_ if applicable.
777 (File_read::do_read): Use whole_file_view_ instead of contents_.
778 (File_read::make_view): Use whole_file_view_ instead of contents_,
779 update File_read::View::View call.
780 (File_read::find_or_make_view): Update File_read::View::View
782 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
784 (File_read::View::Data_ownership): New enum.
785 (File_read::View::View): Replace bool mapped_ with Data_ownership
787 (File_read::View::mapped_): Remove (replaced by data_ownership_).
788 (File_read::View::data_ownership_): New field.
789 (File_read::contents_): Remove (replaced by whole_file_view_).
790 (File_read::whole_file_view_): New field.
791 * options.h (class General_options): Add --keep-files-mapped.
793 2009-10-27 Cary Coutant <ccoutant@google.com>
795 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
796 * testsuite/Makefile.am (plugin_test_5): New test case.
797 * testsuite/Makefile.in: Regenerate.
799 2009-10-25 Doug Kwan <dougkwan@google.com>
801 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
802 from private to protected to allow access by child class.
803 (Sized_relobj::do_relocate_sections): New method declaration.
804 (Sized_relobj::relocate_sections): Virtualize.
805 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
806 Sized_relobj::relocate_sections. Instantiate template explicitly
807 for different target sizes and endianity.
809 2009-10-24 Doug Kwan <dougkwan@google.com>
811 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
812 (Arm_input_section::as_arm_input_section): New method.
813 (Arm_output_section): New class definition.
814 (Arm_output_section::create_stub_group,
815 Arm_output_section::group_sections): New method definitions.
817 2009-10-22 Doug Kwan <dougkwan@google.com>
819 * arm.cc (Arm_input_section): New class definition.
820 (Arm_input_section::init, Arm_input_section:do_write,
821 Arm_input_section::set_final_data_size,
822 Arm_input_section::do_reset_address_and_file_offset): New method
825 2009-10-21 Doug Kwan <dougkwan@google.com>
827 * arm.cc (Stub_table, Arm_input_section): New forward class
829 (Stub_table): New class defintion.
830 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
831 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
832 New method definition.
834 2009-10-21 Doug Kwan <dougkwan@google.com>
836 * arm.cc: Update copyright comments.
837 (Target_arm): New forward class template declaration.
838 (Arm_address): New type.
839 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
840 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
841 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
843 (Insn_template): Same.
844 (DEF_STUBS): New macro.
845 (Stub_type): New enum type.
846 (Stub_template): New class definition.
849 (Stub_factory): Same.
850 (Target_arm::Target_arm): Initialize may_use_blx_ and
851 should_force_pic_veneer_.
852 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
853 Target_arm::should_force_pic_veneer,
854 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
855 Target_arm::using_thumb_only, Target_arm:;default_target): New
857 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
858 New data member declarations.
859 (Insn_template::size, Insn_template::alignment): New method defintions.
860 (Stub_template::Stub_template): New method definition.
861 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
862 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
863 (Stub_factory::Stub_factory): New method definition.
864 * gold.h (string_hash): New template.
865 * output.h (Input_section_specifier::hash_value): Use
867 (Input_section_specifier::string_hash): Remove.
868 * stringpool.cc (Stringpool_template::string_hash): Use
871 2009-10-20 Doug Kwan <dougkwan@google.com>
873 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
874 symbols of relaxed input sections.
875 * output.h (Output_section::find_relaxed_input_section): Make
878 2009-10-16 Doug Kwan <dougkwan@google.com>
880 * dynobj.cc (Versions::Versions): Initialize version_script_.
881 Only insert base version symbol definition for a shared object
882 if version script defines any version versions.
883 (Versions::define_base_version): New method definition.
884 (Versions::add_def): Check that base version is not needed.
885 (Versions::add_need): Define base version lazily.
886 * dynobj.h (Versions::define_base_version): New method declaration.
887 (Versions::needs_base_version_): New data member declaration.
888 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
889 (check_DATA): Add no_version_test.stdout.
890 (libno_version_test.so, no_version_test.o no_version_test.stdout):
892 * testsuite/Makefile.in: Regenerate.
893 * testsuite/no_version_test.c: New file.
894 * testsuite/no_version_test.sh: Ditto.
896 2009-10-16 Doug Kwan <dougkwan@google.com>
898 * expression.cc (class Segment_start_expression): New class definition.
899 (Segment_start_expression::value): New method definition.
900 (script_exp_function_segment_start): Return a new
901 Segment_start_expression.
902 * gold/script-c.h (script_saw_segment_start_expression): New function
904 * script-sections.cc (Script_sections::Script_sections): Initialize
905 SAW_SEGMENT_START_EXPRESSION_ to false.
906 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
907 and -Tbbs options to specify section addresses if given in
908 command line and no SEGMENT_START expression is seen in a script.
909 * script-sections.h (Script_sections::saw_segment_start_expression,
910 Script_sections::set_saw_segment_start_expression): New method
912 (Script_sections::saw_segment_start_expression_): New data member
914 * script.cc (script_saw_segment_start_expression): New function.
915 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
916 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
917 script_test_7.sh and script_test_8.sh.
918 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
919 script_test_8.stdout.
920 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
921 (script_test_6, script_test_6.stdout, script_test_7,
922 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
923 * Makefile.in: Regenerate.
924 * testsuite/script_test_6.sh: New file.
925 * testsuite/script_test_6.t: Same.
926 * testsuite/script_test_7.sh: Same.
927 * testsuite/script_test_7.t: Same.
928 * testsuite/script_test_8.sh: Same.
930 2009-10-16 Doug Kwan <dougkwan@google.com>
932 * output.cc (Output_segment::set_section_list_address): Cast
933 expressions to unsigned long long type to avoid format warnings.
935 2009-10-15 Ian Lance Taylor <iant@google.com>
937 * script.cc (Script_options::add_symbol_assignment): Always add a
938 dot assignment to script_sections_.
939 * script-sections.cc (Script_sections::add_dot_assignment):
940 Initialize if necessary.
942 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
943 program headers with no load segment if there is a linker script.
945 * layout.cc (Layout::set_segment_offsets): Align the file offset
946 to the segment aligment for -N or -n with no load segment.
947 * output.cc (Output_segment::add_output_section): Don't crash if
948 the first section is a TLS section.
949 (Output_segment::set_section_list_addresses): Print an error
950 message if the address moves backward in a linker script.
952 (Output_section_element_input::set_section_addresses): Don't
953 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
954 (Orphan_output_section::set_section_addresses): Likewise.
956 2009-10-15 Doug Kwan <dougkwan@google.com>
958 * layout.cc (Layout::finish_dynamic_section): Generate tags
959 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
960 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
961 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
963 2009-10-14 Ian Lance Taylor <iant@google.com>
965 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
967 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
968 data_shdr fields of relinfo.
969 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
970 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
971 R_386_TLS_LDO_32, adjust based on section flags.
972 (Target_i386::Relocate::fix_up_ldo): Remove.
974 2009-10-13 Ian Lance Taylor <iant@google.com>
976 Add support for -pie.
977 * options.h (class General_options): Add -pie and
979 (General_options::output_is_position_independent): Test -pie.
980 (General_options::output_is_executable): Return true if not shared
982 (General_options::output_is_pie): Remove.
983 * options.cc (General_options::finalize): Reject incompatible uses
985 * gold.cc (queue_middle_tasks): A -pie link is not static.
986 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
987 * symtab.cc (Symbol::final_value_is_known): Return false if
988 output_is_position_independent.
989 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
990 output_is_position_independent.
991 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
992 output_is_position_independent.
993 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
994 output_is_position_independent.
995 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
997 (basic_pie_test.o, basic_pie_test): New targets.
998 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
999 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1000 (two_file_pie_test): New target.
1001 * testsuite/Makefile.in: Rebuild.
1002 * README: Remove note saying that -pie is not supported.
1004 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1006 * options.h (class General_options): Add -init and -fini.
1007 * layout.cc (Layout::finish_dynamic_section): Emit
1008 given init and fini functions.
1010 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1012 * gc.h (gc_process_relocs): Check if icf is enabled using new
1014 * gold.cc (queue_initial_tasks): Likewise.
1015 (queue_middle_tasks): Likewise.
1016 * object.cc (do_layout): Likewise.
1017 * symtab.cc (is_section_folded): Likewise.
1018 * main.cc (main): Likewise.
1019 * reloc.cc (Read_relocs::run): Likewise.
1020 (Sized_relobj::do_scan_relocs): Likewise.
1021 * icf.cc (is_function_ctor_or_dtor): New function.
1022 (Icf::find_identical_sections): Check if function is ctor or dtor when
1024 * options.h (General_options::icf): Change option to be an enum.
1025 (Icf_status): New enum.
1026 (icf_enabled): New method.
1027 (icf_safe_folding): New method.
1028 (set_icf_status): New method.
1029 (icf_status_): New variable.
1030 * (options.cc) (General_options::finalize): Set icf_status_.
1031 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1032 icf_test and icf_keep_unique_test to use the --icf enum flag.
1033 * testsuite/icf_safe_test.sh: New file.
1034 * testsuite/icf_safe_test.cc: New file.
1036 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1038 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1039 includes to gc.h and icf.h.
1040 * arm.cc: Include gc.h.
1041 * gold.cc: Likewise.
1042 * i386.cc: Likewise.
1043 * powerpc.cc: Likewise.
1044 * sparc.cc: Likewise.
1045 * x86_64.cc: Likewise.
1046 * gc.h: Include icf.h.
1048 2009-10-11 Ian Lance Taylor <iant@google.com>
1050 * plugin.cc: Include "gold.h" before other header files.
1052 2009-10-10 Chris Demetriou <cgd@google.com>
1054 * options.h (Input_file_argument::Input_file_type): New enum.
1055 (Input_file_argument::is_lib_): Replace with...
1056 (Input_file_argument::type_): New member.
1057 (Input_file_argument::Input_file_argument): Take Input_file_type
1058 'type' rather than boolean 'is_lib' as second argument.
1059 (Input_file_argument::is_lib): Use type_.
1060 (Input_file_argument::is_searched_file): New function.
1061 (Input_file_argument::may_need_search): Handle is_searched_file.
1062 * options.cc (General_options::parse_library): Support -l:filename.
1063 (General_options::parse_just_symbols): Update for Input_file_argument
1065 (Command_line::process): Likewise.
1066 * archive.cc (Archive::get_file_and_offset): Likewise.
1067 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1068 * script.cc (read_script_file, script_add_file): Likewise.
1069 * fileread.cc (Input_file::Input_file): Likewise.
1070 (Input_file::will_search_for): Handle is_searched_file.
1071 (Input_file::open): Likewise.
1072 * readsyms.cc (Read_symbols::get_name): Likewise.
1073 * testsuite/Makefile.am (searched_file_test): New test.
1074 * testsuite/Makefile.in: Regenerate.
1075 * testsuite/searched_file_test.cc: New file.
1076 * testsuite/searched_file_test_lib.cc: New file.
1078 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1079 Ian Lance Taylor <iant@google.com>
1081 * descriptor.cc: Include <cstdio> and "binary-io.h".
1082 (Descriptors::open): Open the files in binary mode always.
1083 * script.cc (Lex::get_token): Treat \r as whitespace.
1085 2009-10-09 Ian Lance Taylor <iant@google.com>
1087 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1089 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1090 Ian Lance Taylor <iant@google.com>
1092 * configure.ac: Check for readv function also.
1093 * fileread.cc (readv): Define if not HAVE_READV.
1094 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1096 * config.in: Regenerate.
1097 * configure: Regenerate.
1099 2009-10-09 Doug Kwan <dougkwan@google.com>
1101 * layout.cc (Layout::make_output_section): Call target hook to make
1102 ordinary output section.
1103 (Layout::finalize): Adjust parameter list of call the
1104 Target::may_relax().
1105 * layout.h (class Layout::section_list): New method.
1106 * merge.h (Output_merge_base::entsize): Change visibility to public.
1107 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1109 (Output_merge_string::do_is_string): New method.
1110 * object.cc (Sized_relobj::do_setup): renamed from
1111 Sized_relobj::set_up.
1112 * object.h (Sized_relobj::adjust_shndx,
1113 Sized_relobj::initializ_input_to_output_maps,
1114 Sized_relobj::free_input_to_output_maps): Change visibilities to
1116 (Sized_relobj::setup): Virtualize.
1117 (Sized_relobj::do_setup): New method declaration.
1118 (Sized_relobj::invalidate_section_offset,
1119 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1120 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1121 * options.cc (parse_int): New function.
1122 * options.h (parse_int): New declaration.
1123 (DEFINE_int): New macro.
1124 (stub_group_size): New option.
1125 * output.cc (Output_section::Output_section): Initialize memebers
1126 merge_section_map_, merge_section_by_properties_map_,
1127 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1128 (Output_section::add_input_section): Handled deferred code-fill
1129 generation and remove an old comment.
1130 (Output_section::add_relaxed_input_section): New method definition.
1131 (Output_section::add_merge_input_section): Use merge section by
1132 properties map to speed to search. Update merge section maps
1134 (Output_section::build_relaxation_map): New method definition.
1135 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1137 (Output_section::relax_input_section): Renamed to
1138 Output_section::convert_input_sections_to_relaxed_sections and change
1139 interface to take a vector of pointers to relaxed sections.
1140 (Output_section::find_merge_section,
1141 Output_section::find_relaxed_input_section): New method definitions.
1142 (Output_section::is_input_address_mapped,
1143 Output_section::output_offset, Output_section::output_address):
1144 Use output section data maps to speed up searching.
1145 (Output_section::find_starting_output_address): Add comments.
1146 (Output_section::do_write,
1147 Output_section::write_to_postprocessing_buffer): Do code-fill
1148 generation as appropriate.
1149 (Output_section::get_input_sections): Invalidate relaxed input section
1151 (Output_section::restore_states): Adjust type of checkpoint .
1152 Invalidate relaxed input section map.
1153 * output.h (Output_merge_base): New class declaration.
1154 (Input_section_specifier): New class defintion.
1155 (class Output_relaxed_input_section) Change base class to
1156 Output_section_data_build.
1157 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1158 base class initializer.
1159 (Output_section::add_relaxed_input_section): New method declaration.
1160 (Output_section::Input_section): Change visibility to protected.
1161 (Output_section::Input_section::relobj,
1162 Output_section::Input_section::shndx): Handle relaxed input sections.
1163 Output_section::input_sections) Change visibility to protected. Also
1164 define overload to return a non-const pointer.
1165 (Output_section::Merge_section_properties): New class defintion.
1166 (Output_section::Merge_section_by_properties_map,
1167 Output_section::Output_section_data_by_input_section_map,
1168 Output_section::Relaxation_map): New types.
1169 (Output_section::relax_input_section): Rename method to
1170 Output_section::convert_input_sections_to_relaxed_sections and change
1171 interface to take a vector of relaxed section pointers.
1172 (Output_section::find_merge_section,
1173 Output_section::find_relaxed_input_section,
1174 Output_section::build_relaxation_map,
1175 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1176 New method declarations.
1177 (Output_section::merge_section_map_
1178 Output_section::merge_section_by_properties_map_,
1179 Output_section::relaxed_input_section_map_,
1180 Output_section::is_relaxed_input_section_map_valid_,
1181 Output_section::generate_code_fills_at_write_): New data members.
1182 * script-sections.cc
1183 (Output_section_element_input::set_section_addresses): Call
1184 current_data_size and addralign methods of relaxed input sections.
1185 (Orphan_output_section::set_section_addresses): Call current_data_size
1186 and addralign methods of relaxed input sections.
1187 * symtab.cc (Symbol_table::compute_final_value): Extract template
1188 from the body of Symbol_table::sized_finalize_symbol.
1189 (Symbol_table::sized_finalized_symbol): Call
1190 Symbol_table::compute_final_value.
1191 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1192 (Symbol_table::compute_final_value): New templated method declaration.
1193 * target.cc (Target::do_make_output_section): New method defintion.
1194 * target.h (Target::make_output_section): New method declaration.
1195 (Target::relax): Add more parameters for input objects, symbol table
1196 and layout. Adjust call to do_relax.
1197 (Target::do_make_output_section): New method declaration.
1198 (Target::do_relax): Add parameters for input objects, symbol table
1201 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * pread.c: Include stdio.h.
1205 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1207 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1210 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1212 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1213 Change read_shndx type to unsigned int.
1214 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1216 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1217 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1218 Change read_shndx type to unsigned int.
1219 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1221 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1222 * layout.cc (Layout::create_symtab_sections): Cast the result of
1223 local_symcount * symsize to off_t in the gold_assert.
1225 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1227 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1228 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1230 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1231 (Arm_relocate_functions::thm_abs5): New function.
1232 (Arm_relocate_functions::abs12): New function.
1233 (Arm_relocate_functions::abs16): New function.
1234 (Arm_relocate_functions::base_abs): New function.
1235 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1236 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1237 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1239 (Scan::global): Likewise.
1240 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1241 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1242 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1243 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1246 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1248 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1249 (Arm_relocate_functions::movt_prel): New function.
1250 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1251 (Arm_relocate_functions::thm_movt_prel): New function.
1252 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1253 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1254 (Scan::global, Relocate::relocate): Likewise.
1255 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1257 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1259 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1260 Incremental_checker.
1261 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1263 (class Incremental_inputs_header): New class.
1264 (Incremental_inputs_header_writer): Edit comment.
1265 (Incremental_inputs_entry): New class.
1266 (Incremental_inputs_entry_writer): Edit comment.
1267 (Sized_incremental_binary::do_find_incremental_inputs_section):
1268 Add *strtab_shndx parameter, fill it.
1269 (Sized_incremental_binary::do_check_inputs): New method.
1270 (Incremental_checker::can_incrementally_link_output_file): Use
1271 Sized_incremental_binary::check_inputs.
1272 (Incremental_inputs::report_command_line): Save command line in
1275 (Incremental_binary::find_incremental_inputs_section): New
1277 (Incremental_binary::do_find_incremental_inputs_section): Add
1278 strtab_shndx parameter.
1279 (Incremental_binary::do_check_inputs): New pure virtual method.
1280 (Sized_incremental_binary::do_check_inputs): Declare.
1281 (Incremental_checker::Incremental_checker): Add incremental_inputs
1282 parameter, use it to initialize incremental_inputs_.
1283 (Incremental_checker::incremental_inputs_): New field.
1284 (Incremental_checker::command_line): New method.
1285 (Incremental_checker::inputs): New method.
1286 (Incremental_checker::command_line_): New field.
1288 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1290 * incremental.cc: Include <cstdarg> and "target-select.h".
1291 (vexplain_no_incremental): New function.
1292 (explain_no_incremental): New function.
1293 (Incremental_binary::error): New method.
1294 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1296 (make_sized_incremental_binary): New function.
1297 (open_incremental_binary): New function.
1298 (can_incrementally_link_file): Add checks if output is ELF and has
1300 * incremental.h: Include "elfcpp_file.h" and "output.h".
1301 (Incremental_binary): New class.
1302 (Sized_incremental_binary): New class.
1303 (open_incremental_binary): Declare.
1304 * object.cc (is_elf_object): Use
1305 elfcpp::Elf_recognizer::is_elf_file.
1306 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1307 * output.h (Output_file::filesize): New method.
1309 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1311 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1313 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1314 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1316 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1318 (Arm_relocate_functions::movw_abs_nc): New function.
1319 (Arm_relocate_functions::movt_abs): New function.
1320 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1321 (Arm_relocate_functions::thm_movt_abs): New function.
1322 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1323 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1324 (Scan::global): Likewise.
1325 (Relocate::relocate): Likewise.
1326 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1328 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1330 * arm.cc (Arm_relocate_functions::got_prel) New function.
1331 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1332 (Relocate::relocate): Likewise.
1333 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1335 2009-10-06 Ian Lance Taylor <iant@google.com>
1337 * options.h (class General_options): Define
1338 split_stack_adjust_size parameter.
1339 * object.h (class Object): Add uses_split_stack_ and
1340 has_no_split_stack_ fields. Add uses_split_stack and
1341 has_no_split_stack accessor functions. Declare
1342 handle_split_stack_section.
1343 (class Reloc_symbol_changes): Define.
1344 (class Sized_relobj): Define Function_offsets. Declare
1345 split_stack_adjust, split_stack_adjust_reltype, and
1347 * object.cc (Object::handle_split_stack_section): New function.
1348 (Sized_relobj::do_layout): Call handle_split_stack_section.
1349 * dynobj.cc (Sized_dynobj::do_layout): Call
1350 handle_split_stack_section.
1351 * reloc.cc (Sized_relobj::relocate_sections): Call
1352 split_stack_adjust for executable sections in split_stack
1353 objects. Pass reloc_map to relocate_section.
1354 (Sized_relobj::split_stack_adjust): New function.
1355 (Sized_relobj::split_stack_adjust_reltype): New function.
1356 (Sized_relobj::find_functions): New function.
1357 * target-reloc.h: Include "object.h".
1358 (relocate_section): Add reloc_symbol_changes parameter. Change
1360 * target.h (class Target): Add calls_non_split method. Declare
1361 do_calls_non_split virtual method. Declare match_view and
1363 * target.cc: Include "elfcpp.h".
1364 (Target::do_calls_non_split): New function.
1365 (Target::match_view): New function.
1366 (Target::set_view_to_nop): New function.
1367 * gold.cc (queue_middle_tasks): Give an error if mixing
1368 split-stack and non-split-stack objects with -r.
1369 * i386.cc (Target_i386::relocate_section): Add
1370 reloc_symbol_changes parameter.
1371 (Target_i386::do_calls_non_split): New function.
1372 * x86_64.cc (Target_x86_64::relocate_section): Add
1373 reloc_symbol_changes parameter.
1374 (Target_x86_64::do_calls_non_split): New function.
1375 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1377 * powerpc.cc (Target_powerpc::relocate_section): Add
1378 reloc_symbol_changes parameter.
1379 * sparc.cc (Target_sparc::relocate_section): Add
1380 reloc_symbol_changes parameter.
1381 * configure.ac: Call AM_CONDITIONAL for the default target.
1382 * configure: Rebuild.
1383 * testsuite/Makefile.am (TEST_AS): New variable.
1384 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1385 (check_DATA): Add split_i386 and split_x86_64 files.
1386 (SPLIT_DEFSYMS): Define.
1387 (split_i386_[1234n].o): New targets.
1388 (split_i386_[124]): New targets.
1389 (split_i386_[1234r].stdout): New targets.
1390 (split_x86_64_[1234n].o): New targets.
1391 (split_x86_64_[124]): New targets.
1392 (split_x86_64_[1234r].stdout): New targets.
1393 (MOSTLYCLEANFILES): Add new executables.
1394 * testsuite/split_i386.sh: New file.
1395 * testsuite/split_x86_64.sh: New file.
1396 * testsuite/split_i386_1.s: New file.
1397 * testsuite/split_i386_2.s: New file.
1398 * testsuite/split_i386_3.s: New file.
1399 * testsuite/split_i386_4.s: New file.
1400 * testsuite/split_i386_n.s: New file.
1401 * testsuite/split_x86_64_1.s: New file.
1402 * testsuite/split_x86_64_2.s: New file.
1403 * testsuite/split_x86_64_3.s: New file.
1404 * testsuite/split_x86_64_4.s: New file.
1405 * testsuite/split_x86_64_n.s: New file.
1406 * testsuite/testfile.cc (Target_test): Update relocation_section
1408 * testsuite/Makefile.in: Rebuild.
1410 2009-10-06 Ian Lance Taylor <iant@google.com>
1412 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1413 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1414 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1415 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1416 the address on ldo_addrs_.
1417 (Target_i386::Relocate::fix_up_ldo): New function.
1419 2009-10-06 Rafael Espindola <espindola@google.com>
1421 * plugin.cc (add_input_library): New.
1422 (Plugin::load): Add add_input_library to tv.
1423 (Plugin_manager::add_input_file): Add the is_lib argument.
1424 (add_input_file): Update call to Plugin_manager::add_input_file.
1425 (add_input_library): New.
1426 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1428 2009-09-30 Doug Kwan <dougkwan@google.com>
1430 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1431 symbol and call Symbol::may_need_copy_reloc to determine if
1432 a copy reloc is needed.
1433 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1434 nocopyreloc is given in command line.
1435 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1436 given in command line.
1437 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1438 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1439 of the removed Target_i386::may_need_copy_reloc.
1440 * options.h (copyreloc): New option with default value false.
1441 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1442 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1443 instead of the removed Target_powerpc::may_need_copy_reloc.
1444 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1445 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1446 instead of the removed Target_sparc::may_need_copy_reloc.
1447 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1448 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1449 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1450 instead of the removed Target_x86_64::may_need_copy_reloc.
1452 2009-09-30 Ian Lance Taylor <iant@google.com>
1454 * object.h (class Object): Remove target_ field, and target,
1455 sized_target, and set_target methods.
1456 (Object::sized_target): Remove.
1457 (class Sized_relobj): Update declarations. Remove sized_target.
1458 * object.cc (Sized_relobj::setup): Remove target parameter.
1460 (Input_objects::add_object): Don't do anything with the target.
1461 (make_elf_sized_object): Add punconfigured parameter. Change all
1462 callers. Set or test parameter target.
1463 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1465 * parameters.cc (Parameters::set_target): Change parameter type to
1467 (Parameters::default_target): Remove.
1468 (set_parameters_target): Change parameter type to be non-const.
1469 (parameters_force_valid_target): New function.
1470 (parameters_clear_target): New function.
1471 * parameters.h (class Parameters): Update declarations. Remove
1472 default_target method. Add sized_target and clear_target
1473 methods. Change target_ to be non-const.
1474 (set_parameters_target): Update declaration.
1475 (parameters_force_valid_target): Declare.
1476 (parameters_clear_target): Declare.
1477 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1478 as NULL if we aren't searching.
1479 (Add_symbols::run): Don't check for compatible target.
1480 * fileread.cc (Input_file::open_binary): Call
1481 parameters_force_valid_target.
1482 * gold.cc (queue_middle_tasks): Likewise.
1483 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1484 set_target on object.
1485 * dynobj.h (class Sized_dynobj): Update declarations.
1486 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1487 make_elf_object returns NULL.
1488 (Archive::include_member): Don't check whether object target is
1490 * output.cc (Output_section::add_input_section): Get target from
1492 (Output_section::relax_input_section): Likewise.
1493 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1495 (Sized_relobj::do_scan_relocs): Likewise.
1496 (Sized_relobj::relocate_sections): Likewise.
1497 * resolve.cc (Symbol_table::resolve): Likewise.
1498 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1499 parameter. Change all callers.
1500 (Symbol_table::add_from_object): Get target from parameters.
1501 (Symbol_table::add_from_relobj): Don't check object target.
1502 (Symbol_table::add_from_dynobj): Likewise.
1503 (Symbol_table::define_special_symbol): Get target from
1505 * symtab.h (class Symbol_table): Update declaration.
1506 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1507 parameter. Change all callers. Clear parameter target.
1508 (Binary_test): Test target here.
1509 * testsuite/object_unittest.cc (gold_testsuite): Remove
1510 target_test_pointer parameter. Change all callers.
1511 (Object_test): Test target here.
1513 2009-09-26 Ian Lance Taylor <iant@google.com>
1515 * testsuite/initpri1.c: Don't try to use constructor priorities if
1516 compiling with gcc before 4.3.
1518 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1520 * testsuite/retain_symbols_file_test.sh (check_present): Change
1521 output file name to retain_symbols_file_test.stdout.
1522 (check_absent): Likewise.
1524 2009-09-18 Craig Silverstein <csilvers@google.com>
1526 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1527 * options.cc: Include <cerrno> and <fstream>.
1528 (General_options::finalize): Parse -retain-symbols-file tag.
1529 * options.h: New flag.
1530 (General_options): New method should_retain_symbol, new
1531 variable symbols_to_retain.
1532 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1533 should_retain_symbol map.
1534 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1535 * testsuite/Makefile.in: Regenerate.
1536 * testsuite/retain_symbols_file_test.sh: New file.
1538 2009-09-18 Nick Clifton <nickc@redhat.com>
1540 * po/es.po: Updated Spanish translation.
1542 2009-09-17 Doug Kwan <dougkwan@google.com>
1544 * debug.h (DEBUG_RELAXATION): New constant.
1545 (DEBUG_ALL): Add DEBUG_RELAXATION.
1546 (debug_string_to_enum): Add relaxation debug option.
1548 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1549 Layout::Relaxation_debug_check::read_sections,
1550 Layout::Relaxation_debug_check::read_sections): New method definitions.
1551 (Layout::Layout): Initialize data members
1552 record_output_section_data_from_scrips_,
1553 script_output_section_data_list_ and relaxation_debug_check_.
1554 (Layout::save_segments, Layout::restore_segments,
1555 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1556 Layout::relaxation_loop_body): New method definitions.
1557 (Layout::finalize): Support relaxation. Move section layout code to
1558 Layout::relaxation_loop_body.
1559 (Layout::set_asection_address_from_script): Move code for orphan
1560 section placement out.
1561 (Layout::place_orphan_sections_in_script): New method definition.
1562 * layout.h (Output_segment_headers, Output_file_header):
1563 New forward class declarations.
1564 (Layout::~Layout): Define.
1565 (Layout::new_output_section_data_from_script): New method definition.
1566 (Layout::place_orphan_sections_in_script): New method declaration.
1567 (Layout::Segment_states): New type declaration.
1568 (Layout::save_segments, Layout::restore_segments,
1569 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1570 Layout::relaxation_loop_body): New method declarations.
1571 (Layout::Output_section_data_list): New type declaration.
1572 (Layout::Relaxation_debug_check): New class definition.
1573 (Layout::record_output_section_data_from_script_,
1574 Layout::script_output_section_data_list_, Layout::segment_states_,
1575 Layout::relaxation_debug_check_): New data members.
1576 * output.cc: (Output_section_headers::do_size): New method definition.
1577 (Output_section_headers::Output_section_headers): Move size
1578 computation to Output_section_headers::do_size.
1579 (Output_segment_headers::do_size): New method definition.
1580 (Output_file_header::Output_file_header): Move size computation to
1581 Output_file_header::do_size and call it.
1582 (Output_file_header::do_size): New method definition.
1583 (Output_data_group::Output_data_group): Adjust call to
1584 Output_section_data.
1585 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1586 (Output_symtab_xindex::do_write): Add array bound check.
1587 (Output_section::Input_section::print_to_mapfile): Handle
1588 RELAXED_INPUT_SECTION_CODE.
1589 (Output_section::Output_section): Initialize data member checkpoint_.
1590 (Output_section::~Output_section): Delete checkpoint object pointed
1592 (Output_section::add_input_section): Always add an Input_section if
1594 (Output_section::add_merge_input_section): Add assert.
1595 (Output_section::relax_input_section): New method definition.
1596 (Output_section::set_final_data_size): Set load address to zero for
1597 an unallocated section.
1598 (Output_section::do_address_and_file_offset_have_reset_values):
1599 New method definition.
1600 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1601 Handle relaxed input section.
1602 (Output_section::sort_attached_input_sections): Checkpoint input
1603 section list lazily.
1604 (Output_section::get_input_sections): Change type of input_sections to
1605 list of Simple_input_section pointers. Checkpoint input section list
1606 lazily. Also handle relaxed input sections.
1607 (Output_section::add_input_section_for_script): Take a reference to
1608 a Simple_input_section object instead of Relobj pointer and section
1609 index as parameter. Handle relaxed input sections.
1610 (Output_section::save_states, Output_section::restore_states): New
1612 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1613 (Output_data::is_data_size_fixed): New method definition.
1614 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1616 (Output_data::address_and_file_offset_have_reset_values): New method
1618 (Output_data::do_address_and_file_offset_have_reset_values): New method
1620 (Output_data::set_data_size): Check that data size is not fixed.
1621 (Output_data::fix_data_size): New method definition.
1622 (Output_data::is_data_size_fixed_): New data member.
1623 (Output_section_headers::set_final_data_size): New method definition.
1624 (Output_section_headers::do_size): New method declaration.
1625 (Output_segment_headers::set_final_data_size): New method definition.
1626 (Output_segment_headers::do_size): New method declaration.
1627 (Output_file_header::set_final_data_size)::New method definition.
1628 (Output_file_header::do_size)::New method declaration.
1629 (Output_section_data::Output_section_data): Add new parameter
1630 is_data_size_fixed and use it to fix data size.
1631 (Output_data_const::Output_data_const): Adjust call to base class
1632 constructor and fix data size.
1633 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1634 base class constructor and fix data size.
1635 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1636 base class constructor and fix data size.
1637 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1638 class constructor and fix data size.
1639 (Output_data_group::set_final_data_size): New method definition.
1640 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1641 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1642 class constructor and fix data size.
1643 (Output_relaxed_input_section): New class definition.
1644 (Output_section::Simple_input_section): New class definition.
1645 (Output_section::get_input_sections): Adjust parameter list.
1646 (Output_section::add_input_section_for_script): Same.
1647 (Output_section::save_states, Output_section::restore_states,
1648 Output_section::do_address_and_file_offset_have_reset_values,
1649 (Output_section::Input_section::Input_section): Handle
1650 RELAXED_INPUT_SECTION_CODE. Add new overload for
1651 Output_relaxed_input_section.
1652 (Output_section::Input_section::is_input_section,
1653 Output_section::Input_section::set_output_section): Handle relaxed
1655 (Output_section::Input_section::is_relaxed_input_section,
1656 Output_section::Input_section::output_section_data,
1657 Output_section::Input_section::relaxed_input_section): New method
1659 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1661 (Output_section::Input_section::u1_): Update comments.
1662 (Output_section::Input_section::u2_): Add new union member poris.
1663 (Output_section::Checkpoint_output_section): New classs definition.
1664 (Output_section::relax_input_section): New method declaration.
1665 (Output_section::checkpoint_): New data member.
1666 (Output_segment): Update comments.
1667 (Output_segment::Output_segment): Un-privatize copy constructor.
1668 (Output_segment::operator=): Un-privatize.
1669 * script-sections.cc (Output_section_element::Input_section_list):
1670 Change element type to Output_section::Simple_input_section.
1671 (Output_section_element_dot_assignment::set_section_addresses):
1672 Register output section data for relaxation clean up.
1673 (Output_data_exression::Output_data_expression): Adjust call to base
1674 constructor to fix data size.
1675 (Output_section_element_data::set_section_addresses): Register
1676 Output_data_expression object for relaxation clean up.
1677 (struct Input_section_info): Replace Relobj pointer and section index
1678 pair with Output_section::Simple_input_section and Convert struct to a
1680 (Input_section_sorter::operator()): Adjust access to
1681 Input_section_info data member to use accessors.
1682 (Output_section_element_input::set_section_addresses): Use layout
1683 parameter. Adjust code to use Output_section::Simple_input_section
1684 and Input_secction_info classes. Register filler for relaxation
1686 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1687 and section index pair with Output_section::Simple_input_section
1688 class. Adjust code accordingly.
1689 (Phdrs_element::release_segment): New method definition.
1690 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1692 (Script_sections::release_segments): New method definition.
1693 * gold/script-sections.h (Script_sections::release_segments): New
1695 * gold/target.h (Target::may_relax, Target::relax,
1696 Target::do_may_relax, Target::do_relax): New method definitions.
1698 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1700 * arm.cc (has_signed_unsigned_overflow): New function.
1701 (Arm_relocate_functions::abs8): New function.
1702 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1703 (Target_arm::Scan::global): Likewise.
1704 (Target_arm::relocate::relocate): Likewise.
1705 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1708 2009-09-16 Cary Coutant <ccoutant@google.com>
1710 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1711 * testsuite/Makefile.in: Regenerate.
1713 2009-09-11 Nick Clifton <nickc@redhat.com>
1715 * po/gold.pot: Updated by the Translation project.
1717 2009-09-08 Cary Coutant <ccoutant@google.com>
1719 * output.cc (Output_file::open): Add execute permission to empty file.
1720 * testsuite/Makefile.am (permission_test): New test.
1721 * testsuite/Makefile.in: Regenerate.
1723 2009-09-02 Ian Lance Taylor <iant@google.com>
1725 * output.cc (Output_file::resize): Call map_no_anonymous rather
1728 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1730 * gold.cc: Include "incremental.h".
1731 (queue_initial_tasks): Call Incremental_checker methods.
1732 * incremental.cc: Include "output.h".
1733 (Incremental_checker::can_incrementally_link_output_file): New
1735 * incremental.h (Incremental_checker): New class.
1737 * output.cc (Output_file::open_for_modification): New method.
1738 (Output_file::map_anonymous): Changed return type to bool. Record
1740 (Output_file::map_no_anonymous): New method, broken out of map.
1741 (Output_file::map): Use map_no_anonymous and map_anonymous.
1742 * output.h (class Output_file): Update declarations.
1744 2009-08-24 Cary Coutant <ccoutant@google.com>
1746 * options.h (Command_line::Pre_options): New class.
1747 (Command_line::pre_options): New member.
1748 * options.cc (gold::options::ready_to_register): New variable.
1749 (One_option::register_option): Do nothing if not registering options.
1750 Assert if same short option registered twice.
1751 (General_options::General_options): Turn off option registration when
1753 (Command_line::Pre_options::Pre_options): New constructor.
1755 2009-08-24 Cary Coutant <ccoutant@google.com>
1757 * options.h (General_options::no_keep_memory): Remove incorrect
1760 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1762 * Makefile.am (am__skiplex, am__skipyacc): New.
1763 * Makefile.in: Regenerate.
1765 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1767 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1768 (INCLUDES): ... this.
1769 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1770 (AM_CPPFLAGS): Renamed from ...
1771 (INCLUDE): ... this.
1772 * Makefile.in, testsuite/Makefile.in: Regenerate.
1774 * Makefile.in: Regenerate.
1775 * aclocal.m4: Likewise.
1776 * config.in: Likewise.
1777 * configure: Likewise.
1778 * testsuite/Makefile.in: Likewise.
1780 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1781 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1782 * Makefile.in: Regenerate.
1783 * testsuite/Makefile.in: Regenerate.
1785 2009-08-19 Cary Coutant <ccoutant@google.com>
1787 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1788 symbols in shared libraries overridden by hidden or internal symbols
1789 in the main program.
1791 2009-08-19 Chris Demetriou <cgd@google.com>
1793 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1794 checking source file names in error messages.
1796 2009-08-18 Doug Kwan <dougkwan@google.com>
1798 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1799 an elcpp::Ehdr as parameter. Adjust call to set_target.
1800 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1801 an elfcpp::Ehdr as parameter.
1802 * object.cc (Object::set_target): Remove the version that looks up
1803 a target and sets it.
1804 (Sized_relobj::setup): Take a Target object instead of
1805 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1806 (make_elf_sized_object): Find target and ask target to
1808 * object.h: (Object::set_target): Remove the version that looks up
1809 a target and sets it.
1810 (Sized_relobj::setup): Take a Target object instead of
1811 an elfcpp:Ehdr as parameter.
1812 * target.cc: Include dynobj.h.
1813 (Target::do_make_elf_object_implementation): New.
1814 (Target::do_make_elf_object): New.
1815 * target.h (Target::make_elf_object): New template declaration.
1816 (Target::do_make_elf_object): New method declarations.
1817 (Target::do_make_elf_object_implementation): New template declaration.
1819 2009-08-14 Ian Lance Taylor <iant@google.com>
1821 * gold.h (FUNCTION_NAME): Define.
1822 (gold_unreachable): Use FUNCTION_NAME.
1824 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1826 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1827 symbol in the --keep-unique list is not found.
1829 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1831 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1832 been maked as --keep-unique.
1833 (Icf::unfold_section): New function.
1834 * icf.h (Icf::unfold_section): New function.
1835 * options.h (General_options::keep_unique): New option.
1836 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1837 * testsuite/Makefile.in: Regenerate.
1838 * testsuite/icf_keep_unique_test.sh: New file.
1839 * testsuite/icf_keep_unique_test.cc: New file.
1841 2009-08-12 Cary Coutant <ccoutant@google.com>
1844 * resolve.cc (Symbol_table::resolve): Check for references from
1845 dynamic objects to hidden and internal symbols.
1846 * testsuite/Makefile.am (hidden_test.sh): New test.
1847 * testsuite/Makefile.in: Regenerate.
1848 * testsuite/hidden_test.sh: New script.
1849 * testsuite/hidden_test_1.c: New test source.
1850 * testsuite/hidden_test_main.c: New test source.
1852 2009-08-11 Doug Kwan <dougkwan@google.com>
1854 * arm.cc: Update comments.
1855 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1856 segment to locate the .ARM.exidx section if present.
1858 2009-08-09 Doug Kwan <dougkwan@google.com>
1860 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1863 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1864 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1867 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1869 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1870 valid tls_segment only for non-debug-section relocations.
1871 * testsuite/Makefile.am: Add gc_tls_test.
1872 * testsuite/Makefile.in: Regenerate.
1873 * testsuite/gc_tls_test.cc: New file.
1874 * testsuite/gc_tls_test.sh: New file.
1876 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1880 * Makefile.am (CCFILES): Add icf.cc.
1882 * Makefile.in: Regenerate.
1883 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1884 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1885 section, symbol and addend information for the relocs.
1886 * gold.cc (queue_middle_tasks): Call identical code folding.
1887 * gold.h: Add defines for multimap.
1888 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1889 to the call of finalize_local_symbols.
1890 * main.cc (main): Create object of class Icf.
1891 * object.cc (Sized_relobj::do_layout): Allow this function to be
1892 called twice during icf.
1893 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1894 to sections marked as identical by icf.
1895 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1897 (Sized_relobj::do_section_entsize): New function.
1898 * object.h (Object::section_entsize): New function.
1899 (Object::do_section_entsize): New pure virtual function.
1900 (Relobj::finalize_local_symbols): Add new parameter.
1901 (Relobj::do_section_entsize): New function.
1902 * options.h (General_options::icf): New option.
1903 (General_options::icf_iterations): New option.
1904 (General_options::print_icf_sections): New option.
1905 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1906 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1907 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1909 * symtab.cc (Symbol_table::is_section_folded): New function.
1910 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1911 to sections marked as identical by icf.
1912 * symtab.h (Symbol_table::set_icf): New function.
1913 (Symbol_table::icf): New function.
1914 (Symbol_table::is_section_folded): New function.
1915 (Symbol_table::icf_): New data member.
1916 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1917 * testsuite/Makefile.am: Add commands to build icf_test.
1918 * testsuite/Makefile.in: Regenerate.
1919 * testsuite/icf_test.sh: New file.
1920 * testsuite/icf_test.cc: New file.
1922 2009-07-24 Chris Demetriou <cgd@google.com>
1924 * layout.cc (is_compressible_debug_section): Fix incorrect
1925 comment about compressed section names.
1927 2009-07-20 Ian Lance Taylor <ian@airs.com>
1930 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1932 2009-07-16 Ian Lance Taylor <iant@google.com>
1935 * layout.h: #include <map>.
1936 (class Kept_section): Change from struct to class. Add accessors
1937 and setters. Add section size to Comdat_group mapping. Change
1938 Comdat_group to std::map. Add is_comdat_ field. Add
1939 linkonce_size field in union.
1940 (class Layout): Update declaration of find_or_add_kept_section.
1941 Don't declare find_kept_object.
1942 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1943 parameter. Add object, shndx, is_comdat, and is_group_name
1944 parameters. Change all callers. Adjust for new Kept_section.
1945 (Layout::find_kept_object): Remove.
1946 * object.cc (Sized_relobj::include_section_group): Update use of
1947 Kept_section. Rename secnum to shndx. Only record
1948 Kept_comdat_section if sections are the same size.
1949 (Sized_relobj::include_linkonce_section): Update use of
1950 Kept_section. Only record Kept_comdat_section if sections are the
1951 same size. Set size of linkonce section.
1952 (Sized_relobj::map_to_kept_section): Update call to
1953 get_kept_comdat_section.
1954 * object.h (class Sized_relobj): Rename fields in
1955 Kept_comdat_section to drop trailing underscores; change object
1956 field to Relobj*. Change Kept_comdat_section_table to store
1957 struct rather than pointer.
1958 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1959 Add kept_object and kept_shndx parameters. Change all callers.
1960 (Sized_relobj::get_kept_comdat_section): Change return type to
1961 bool. Add kept_object and kept_shndx parameters. Change all
1963 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1964 Layout::find_or_add_kept_section.
1966 2009-07-09 Ian Lance Taylor <iant@google.com>
1968 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1969 Reserve space in the hash table.
1971 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1973 * fileread.cc (File_read::get_mtime): New method.
1974 * fileread.h (Timespec): New structure.
1975 (File_read::get_mtime): New method.
1976 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1977 Renamed from timestamp_nsec.
1978 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1980 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1982 (Incremental_inputs::report_archive): Save mtime; style fix.
1983 (Incremental_inputs::report_obejct): Save mtime; style fix.
1984 (Incremental_inputs::report_script): Save mtime; style fix.
1985 (Incremental_inputs::finalize_inputs): Style fix.
1986 (Incremental_inputs::finalize): Style fix.
1987 (Incremental_inputs::create_input_section_data): Store inputs
1989 * incremental.h (Incremental_inputs::report_script): Add mtime
1991 (Incremental_inputs::Input_info::Input_info): Intialize only one
1993 (Incremental_inputs::Input_info::archive): Move to nameless
1995 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1996 (Incremental_inputs::Input_info::script): Move to nameless union.
1997 (Incremental_inputs::mtime): New field.
1998 * script.cc (read_input_script): Pass file mtime to
2000 * script.h (Script_info::inputs): Style fix.
2002 2009-07-01 Ian Lance Taylor <ian@airs.com>
2004 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2007 2009-06-24 Ian Lance Taylor <iant@google.com>
2010 * layout.cc (Layout::choose_output_section): If we find an
2011 existing section, update the flags.
2012 (Layout::create_notes): New function, broken out of
2014 (Layout::finalize): Don't create note sections.
2015 (Layout::create_note): Don't crash if linker script discards
2017 (Layout::create_gold_note): Likewise.
2018 (Layout::create_build_id): Likewise. Don't set
2019 after_input_sections on the section.
2020 (Layout::create_executable_stack_info): Remove target parameter.
2022 * layout.h (class Layout): Declare create_notes. Update
2023 declaration of create_executable_stack_info.
2024 * gold.cc (queue_middle_tasks): Call create_notes.
2025 * output.cc (Output_section::update_flags_for_input_section): Move
2026 here from output.h. If SHF_ALLOC flag is newly set, mark address
2028 * output.h (Output_data::mark_address_invalid): New function.
2029 (class Output_section): Only declare, not define,
2030 update_flags_for_input_section. Remove set_flags.
2032 2009-06-24 Ian Lance Taylor <iant@google.com>
2034 * script-sections.cc (Output_section_definition::
2035 set_section_addresses): Rename shadowing local load_address to
2038 2009-06-24 Ian Lance Taylor <iant@google.com>
2041 * reloc.cc (relocate_sections): Skip empty relocation sections.
2043 2009-06-23 Ian Lance Taylor <iant@google.com>
2046 * layout.cc (Layout::create_note): Use choose_output_section
2047 rather than make_output_section.
2049 2009-06-23 Ian Lance Taylor <iant@google.com>
2052 * options.cc (General_options::parse_V): Set printed_version_.
2053 (General_options::General_options): Initialize printed_version_.
2054 * options.h (class General_options): Add printed_version_ field.
2055 * gold.cc (queue_initial_tasks): If there are no input files,
2056 don't give a fatal error if we printed the version information.
2057 (queue_middle_tasks): If using -r with a shared object, give a
2058 fatal error rather than an ordinary error.
2060 2009-06-23 Ian Lance Taylor <iant@google.com>
2063 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2064 (Layout::make_output_section): Set have_stabstr_section_ if we see
2065 a .stab*str section.
2066 (Layout::finalize): Call link_stabs_sections.
2067 (Layout::link_stabs_sections): New file.
2068 * layout.h (class Layout): Add have_stabstr_section_ field.
2069 Declare link_stabs_sections.
2071 2009-06-23 Doug Kwan <dougkwan@google.com>
2073 * Makefile.am (libgold_a_LIBADD): New.
2074 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2075 * Makefile.in: Regenerate.
2076 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2077 * configure: Regenerate.
2078 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2079 * fileread.cc: Include sys/state.h
2080 * gold.h: Declare memmem and strndup if found missing.
2081 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2083 2009-06-23 Ian Lance Taylor <iant@google.com>
2085 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2086 * configure: Rebuild.
2088 2009-06-23 Ian Lance Taylor <iant@google.com>
2091 * object.cc (Object::section_contents): Don't try to get a view if
2092 the section has length zero.
2093 (Object::handle_gnu_warning_section): If the section is empty, use
2094 the name of the section as the warning.
2096 2009-06-23 Ian Lance Taylor <iant@google.com>
2099 * stringpool.h (class Stringpool_template): Add optimize_ field.
2100 (Stringpool_template::set_optimize): New function.
2101 * stringpool.cc (Stringpool_template::Stringpool_template):
2102 Initialize optimize_ field.
2103 (Stringpool_template::set_string_offsets): Test local optimize
2104 fild rather than parameter.
2105 * layout.cc (Layout::Layout): Call set_optimize on the section
2108 2009-06-22 Ian Lance Taylor <iant@google.com>
2111 * yyscript.y: Parse TARGET.
2112 * script.cc (script_set_target): New function.
2113 * script-c.h (script_set_target): Declare.
2114 * options.cc (General_options::string_to_object_format): Rename
2115 from string_to_object_format in anonymous namespace. Change
2117 * options.h (class General_options): Declare
2118 string_to_object_format.
2120 2009-06-22 Ian Lance Taylor <iant@google.com>
2122 * script-sections.cc (Script_sections::create_segments): Don't put
2123 program headers in a PT_LOAD segment if -n or -N.
2125 2009-06-22 Ian Lance Taylor <iant@google.com>
2128 * options.h (class General_options): Add -z lazy and -z now. Sort
2129 -z options into alphabetical order.
2130 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2132 2009-06-21 Ian Lance Taylor <iant@google.com>
2134 * layout.cc (Layout::make_output_section): Call
2135 Target::new_output_section.
2136 (Layout::attach_allocated_section_to_segment): Put large section
2137 sections in a separate load segment with the large segment flag
2139 (Layout::segment_precedes): Sort large data segments after other
2141 (align_file_offset): New static function.
2142 (Layout::set_segment_offsets): Use align_file_offset.
2143 * output.h (class Output_section): Add is_small_section_ and
2144 is_large_section_ fields.
2145 (Output_section::is_small_section): New function.
2146 (Output_section::set_is_small_section): New function.
2147 (Output_section::is_large_section): New function.
2148 (Output_section::set_is_large_section): New function.
2149 (Output_section::is_large_data_section): New function.
2150 (class Output_segment): Add is_large_data_segment_ field.
2151 (Output_segment::is_large_data_segment): New function.
2152 (Output_segment::set_is_large_data_segment): New function.
2153 * output.cc (Output_section::Output_section): Initialize new
2155 (Output_segment::Output_segment): Likewise.
2156 (Output_segment::add_output_section): Add assertion that large
2157 data sections always go in large data segments. Force small data
2158 sections to the end of the list of data sections. Force small BSS
2159 sections to the start of the list of BSS sections. For large BSS
2160 sections to the end of the list of BSS sections.
2161 * symtab.h (class Symbol): Declare is_common_shndx.
2162 (Symbol::is_defined): Check Symbol::is_common_shndx.
2163 (Symbol::is_common): Likewise.
2164 (class Symbol_table): Define enum Commons_section_type. Update
2165 declarations. Add small_commons_ and large_commons_ fields.
2166 * symtab.cc (Symbol::is_common_shndx): New function.
2167 (Symbol_table::Symbol_table): Initialize new fields.
2168 (Symbol_table::add_from_object): Put small and large common
2169 symbols in the right list.
2170 (Symbol_table::sized_finalized_symbol): Check
2171 Symbol::is_common_shndx.
2172 (Symbol_table::sized_write_globals): Likewise.
2173 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2174 common symbol lists. Don't call do_allocate_commons_list if the
2176 (Symbol_table::do_allocate_commons_list): Remove is_tls
2177 parameter. Add comons_section_type parameter. Change all
2178 callers. Handle small and large common symbols.
2179 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2180 Symbol::is_common_shndx.
2181 * resolve.cc (symbol_to_bits): Likewise.
2182 * target.h (Target::small_common_shndx): New function.
2183 (Target::small_common_section_flags): New function.
2184 (Target::large_common_shndx): New function.
2185 (Target::large_common_section_flags): New function.
2186 (Target::new_output_section): New function.
2187 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2188 small_common_section_flags, and large_common_section_flags
2190 (Target::do_new_output_section): New virtual function.
2191 * arm.cc (Target_arm::arm_info): Initialize new fields.
2192 * i386.cc (Target_i386::i386_info): Likewise.
2193 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2195 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2196 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2197 (Target_x86_64::do_new_output_section): New function.
2198 * configure.ac: Define conditional MCMODEL_MEDIUM.
2199 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2200 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2201 (large_LDFLAGS): Define.
2202 * testsuite/large.c: New file.
2203 * testsuite/testfile.cc (Target_test::test_target_info):
2204 Initialize new fields.
2205 * configure, testsuite/Makefile.in: Rebuild.
2207 2009-06-05 Doug Kwan <dougkwan@google.com>
2209 * Makefile.am (CCFILES): Add target.cc.
2210 * Makefile.in: Regenerate.
2211 * i386.cc (class Target_i386): Define new virtual method to
2212 override do_is_local_label_name in parent.
2213 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2214 local symbols if --discard-locals or -X is given.
2215 * options.h (class General_options): Declare new options
2216 '--discard-locals' and '-X' for discarding locals.
2217 * target.h (class Target): Define new methods is_local_label_name.
2218 Declare new virtual method do_is_local_label_name.
2219 * target.cc: New file.
2220 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2221 (check_SCRIPTS): Add discard_locals_test.sh.
2222 (check_DATA): Add discard_local_tests.syms.
2223 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2224 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2225 * testsuite/Makefile.in: Regenerate.
2226 * testsuite/discard_locals_test.c: New file.
2227 * testsuite/discard_locals_test.sh: Same.
2229 2009-06-05 Doug Kwan <dougkwan@google.com>
2231 * object.cc (Sized_relobj::Sized_relobj): Initialize
2232 discarded_eh_frame_shndx_ to -1U.
2233 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2235 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2236 a discarded .eh_frame section.
2237 (Sized_relobj::do_finalize_local_symbols): Ditto.
2238 * object.h (class Sized_relobj): Declare new member
2239 discarded_eh_frame_shndx_.
2240 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2241 (local_labels_test.o, local_labels_test): New rules.
2242 * testsuite/Makefile.in: Regenerate.
2244 2009-06-04 Doug Kwan <dougkwan@google.com>
2246 * layout.cc (Layout::section_name_mapping): Add mapping for
2247 special ARM sections.
2249 2009-06-03 Doug Kwan <dougkwan@google.com>
2251 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2252 (utils::has_overflow): Same.
2254 2009-06-03 Ian Lance Taylor <iant@google.com>
2256 * layout.cc (Layout::section_name_mapping): New array, replacing
2257 Layout::linkonce_mapping.
2258 (Layout::section_name_mapping_count): New variable, replacing
2259 Layout::linkonce_mapping_count.
2260 (Layout::linkonce_output_name): Remove.
2261 (Layout::output_section_name): Rewrite.
2262 * layout.h (class Layout): Rename Linkonce_mapping to
2263 Section_name_mapping, linkonce_mapping to section_name_mapping,
2264 linkonce_mapping_count to section_name_mapping_count. Don't
2265 declare linkonce_output_name.
2267 2009-06-03 Doug Kwan <dougkwan@google.com>
2269 * gold/arm.cc (namespace utils): New.
2270 (Target_arm::reloc_is_non_pic): Define new method.
2271 (class Arm_relocate_functions): New.
2272 (Target_arm::Relocate::relocate): Handle relocation types used by
2275 2009-06-03 Ian Lance Taylor <iant@google.com>
2277 * arm.cc (Target_arm::scan::global): Use || instead of |.
2279 2009-06-02 Doug Kwan <dougkwan@google.com>
2281 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2282 issued_non_pic_error_.
2283 (class Target_arm::Scan): Declare new method check_non_pic.
2284 Define new method symbol_needs_plt_entry.
2285 Declare new data member issued_non_pic_error_.
2286 (class Target_arm::Relocate): Declare new method
2287 should_apply_static_reloc.
2288 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2289 (Target_arm::Scan::check_non_pic): Define new method.
2290 (Target_arm::Scan::local): Handle a small subset of reloc types used
2292 (Target_arm::Scan::local): Same.
2293 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2295 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2297 * incremental.cc (Incremental_inputs::report_command_line): Filter
2298 out --incremental-* options.
2300 2009-05-29 Doug Kwan <dougkwan@google.com>
2302 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2304 (class Target_arm): Update comment.
2305 (Target_arm::Target_arm): Initialize new data members GOT_,
2306 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2307 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2308 and Target_arm::rel_dyn_section.
2309 Declare new_enum Target_arm::Got_type.
2310 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2312 Update commments for member do_dynsym_value.
2313 (Target_arm::got_size, Target_arm::plt_section,
2314 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2315 new methods inside class defintion.
2316 (Target_arm::got_section): Define new method.
2317 (Target_arm::rel_dyn_section): Same.
2318 (Output_data_plt_arm): New template class.
2319 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2320 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2321 (Output_data_plt_arm::add_entry): Same.
2322 (Output_data_plt_arm::first_plt_entry): Define new
2323 static data member for PLT instruction template.
2324 (Output_data_plt_arm::plt_entry): Same.
2325 (Output_data_plt_arm::do_write): Define new method.
2326 (Target_arm::make_plt_entry): Same.
2327 (Target_arm::do_finalize_sections): Same.
2328 (Target_arm::do_dynsym_value): Same.
2330 2009-05-28 Doug Kwan <dougkwan@google.com>
2332 * Makefile.am (TARGETSOURCES): Add arm.cc.
2333 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2334 * Makefile.in: Regenerate.
2336 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2338 2009-05-26 Doug Kwan <dougkwan@google.com>
2340 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2341 (General_options::check_excluded_libs): Strip off directories in
2342 archive name before matching like GNU ld does.
2343 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2344 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2345 (exclude_libs_test_LDFLAGS): Add linker option
2346 -Wl,--exclude-libs,libexclude_libs_test_3
2347 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2348 an explicit archive without using -l.
2349 (alt/libexclude_libs_test_3.a): New make rule.
2350 * testsuite/Makefile.in: Regenerate.
2351 * testsuite/exclude_libs_test.c : Declare lib3_default().
2353 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2354 * exclude_libs_test_3.c: New file.
2356 2009-05-26 Nick Clifton <nickc@redhat.com>
2358 * po/id.po: New Indonesian translation.
2359 * po/gold.pot: Updated template file.
2361 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2363 * testsuite/Makefile.am: Add -ffunction-sections to compile
2364 gc_comdat_test files. Add -Wl,--gc-sections to build
2366 * testsuite/Makefile.in: Regenerate.
2367 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2369 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2371 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2372 kept comdat section was garbage collected.
2373 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2374 * testsuite/Makefile.in: Regenerate.
2375 * testsuite/gc_comdat_test.sh: New file.
2376 * testsuite/gc_comdat_test_1.cc: New file.
2377 * testsuite/gc_comdat_test_2.cc: New file.
2379 2009-05-19 Doug Kwan <dougkwan@google.com>
2381 * archive.cc (Archive::Archive): Move constructor from archive.h
2382 to here. Initialize no_export_.
2383 (Archive::get_elf_object_for_member): Set no_export flag of object.
2384 * archive.h (Archive::Archive): Move constructor body to
2386 (Archive::no_export): New method.
2387 (Archive::no_export_): New field.
2388 * object.h (Object::Object): Initialize no_export_ to false.
2389 (Object::no_export, Object::set_no_export): New methods.
2390 (Object::no_export_): New field.
2391 * options.cc (General_options::parse_exclude_libs): New method.
2392 (General_options::check_excluded_libs) Same.
2393 * options.h (exclude_libs): New option.
2394 (General_options::check_excluded_libs): New method declaration.
2395 (General_options::excluded_libs_): New field.
2396 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2397 default or protected visibility if an object has no-export flag set.
2398 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2399 (check_SCRIPTS): Add exclude_libs_test.sh.
2400 (check_DATA): Add exclude_libs_test.syms.
2401 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2402 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2403 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2404 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2405 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2406 libexclude_libs_test_2.a): New rules.
2407 * testsuite/Makefile.in: Regenerate.
2408 * testsuite/exclude_libs_test.c: New file.
2409 * testsuite/exclude_libs_test.sh: Ditto.
2410 * testsuite/exclude_libs_test_1.c: Ditto.
2411 * testsuite/exclude_libs_test_2.c: Ditto.
2413 2009-05-15 Ian Lance Taylor <iant@google.com>
2415 * configure.ac: Check for declarations for cases where libiberty.h
2416 checks HAVE_DECL_xxx.
2417 * configure, config.in: Rebuild.
2419 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2421 * gold.h (Incremental_argument_list): Remove (invalid) forward
2423 * incremental.cc (Incremental_inputs::report_achive): New method.
2424 (Incremental_inputs::report_object): New method.
2425 (Incremental_inputs::report_script): New method.
2426 (Incremental_inputs::finalize_inputs): New method.
2427 (Incremental_inputs::finalize): Call finalize_inputs().
2428 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2429 Create inputs entries.
2430 * incremental.h (Incremental_input_type): New enum.
2431 (Incremental_inputs::Incremental_input): Initialize new fields.
2432 (Incremental_inputs::report_inputs): New method.
2433 (Incremental_inputs::report_achive): New method.
2434 (Incremental_inputs::report_object): New method.
2435 (Incremental_inputs::report_script): New method.
2436 (Incremental_inputs::finalize_inputs): New method.
2437 (Incremental_inputs::Input_info): New struct.
2438 (Incremental_inputs::Input_info_map): New typedef.
2439 (Incremental_inputs::lock_): New field.
2440 (Incremental_inputs::Inputs_): New field.
2441 (Incremental_inputs::Inputs_map): New field.
2442 * main.cc (main): Call Incremental_input::report_inputs.
2443 * options.h (Input_argument_list): Typedef moved from
2445 (Input_file_group::Files): Remove, use ::Input_argument_list.
2446 (Input_file_group::Input_argument_list): Remove, use
2447 ::Input_argument_list.
2448 * plugin.cc (Plugin_manager::add_input_file): Add error in
2450 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2452 * script.cc (read_input_script): Call
2453 Incremental_input::report_script.
2454 * script.h (Script_info): New class.
2456 2009-04-27 Ian Lance Taylor <iant@google.com>
2458 * x86_64.cc (do_adjust_output_section): Set entsize to
2461 2009-04-23 Elliott Hughes <enh@google.com>
2463 * output.cc (Output_file::close): After short writes, continue
2464 writing from the correct offset in the buffer being written.
2466 2009-04-23 Chris Demetriou <cgd@google.com>
2468 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2469 * configure: Regenerate.
2470 * config.in: Regenerate.
2471 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2472 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2474 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2476 * incremental.cc (Incremental_inputs_header_data): Renamed from
2477 Incremental_input_header_data.
2478 (Incremental_inputs_header_data::data_size): New field.
2479 (Incremental_inputs_header_data::put_input_file_count): Renamed
2480 from input_file_count.
2481 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2482 from command_line_offset.
2483 (Incremental_inputs_header_data::put_reserved): Renamed from
2485 (Incremental_inputs_entry_data): Renamed from
2486 Incremental_input_entry_data.
2487 (Incremental_inputs_entry_data::data_size): New field.
2488 (Incremental_inputs::report_command_line): New method.
2489 (Incremental_inputs::finalize): New method.
2490 (Incremental_inputs::create_incremental_inputs_data): New method.
2491 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2492 * incremental.h: New file.
2493 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2494 (Layout::finalize): Create incremental inputs section in
2496 (Layout::create_incremental_info_sections): New method.
2497 * layout.h (Layout::incremental_inputs): New method.
2498 (Layout::create_incremental_info_sections): New method.
2499 (Layout::incremental_inputs_): New field.
2500 * main.cc (main): Notify Incremental_input of the command line.
2502 2009-04-01 Ian Lance Taylor <iant@google.com>
2503 Mikolaj Zalewski <mikolajz@google.com>
2505 * gold.h (reserve_unordered_map): Define, three versions, one for
2506 each version of Unordered_map.
2507 * layout.cc (Layout::Layout): Remove options parameter. Add
2508 number_of_input_files parameter. Don't initialize options_.
2509 Initialize number_of_input_files_ and resized_signatures_. Move
2510 sections_are_attached_.
2511 (Layout::layout_group): Reserve space for group_signatures_.
2512 (Layout::find_or_add_kept_section): Change name parameter to be a
2513 reference. Resize signatures_ map when it gets large enough.
2514 (Layout::layout_eh_frame): Use parameters->options() instead of
2516 (Layout::make_output_section): Likewise.
2517 (Layout::attach_allocated_section_to_segment): Likewise.
2518 (Layout::finalize, Layout::create_executable_stack): Likewise.
2519 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2520 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2521 * layout.h (class Layout): Update declarations. Remove options_
2522 field. Add number_of_input_files_ and resized_signatures_
2523 fields. Move sections_are_attached_ field.
2524 * main.cc (main): Pass number of input files to Layout
2525 constructor. Don't pass options.
2527 2009-03-30 Ian Lance Taylor <iant@google.com>
2529 * ffsll.c (ffsll): Correct implementation.
2531 2009-03-27 Ian Lance Taylor <iant@google.com>
2533 * ffsll.c: New file.
2534 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2535 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2536 * ftruncate.c (ftruncate): Declare before definition.
2537 * mremap.c (mremap): Likewise.
2538 * pread.c (pread): Likewise.
2539 * configure, Makefile.in, config.in: Rebuild.
2541 * mremap.c: New file.
2542 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2543 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2544 (mremap): Declare if HAVE_MREMAP is not defined.
2545 * configure, Makefile.in, config.in: Rebuild.
2547 2009-03-27 Cary Coutant <ccoutant@google.com>
2549 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2550 position independent.
2551 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2552 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2554 2009-03-24 Cary Coutant <ccoutant@google.com>
2556 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2558 (needs_dynamic_reloc): Likewise.
2560 2009-03-24 Ian Lance Taylor <iant@google.com>
2562 * yyscript.y (file_cmd): Recognize EXTERN.
2563 (extern_name_list, extern_name_list_body): New nonterminals.
2564 * script.cc (script_add_extern): Define.
2565 * script-c.h (script_add_extern): Declare.
2567 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2569 * object.cc (is_elf_object): Define.
2570 * object.h (is_elf_object): Declare.
2571 * archive.cc (Archive::get_elf_object_for_member): Call
2573 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2575 2009-03-24 Elliott Hughes <enh@google.com>
2577 * output.cc (Output_file::map_anonymous): Define.
2578 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2579 try an anonymous one. Report the size if the mmap fails.
2580 * output.h (class Output_file): Declare map_anonymous.
2582 2009-03-24 Ian Lance Taylor <iant@google.com>
2584 * target-select.cc (instantiate_target): Don't acquire the lock if
2585 the instantiated_target_ field has already been set.
2587 2009-03-23 Ian Lance Taylor <iant@google.com>
2589 * gold-threads.h (class Initialize_lock): Define.
2590 * gold-threads.cc (class Initialize_lock_once): Define.
2591 (initialize_lock_control): New static variable.
2592 (initialize_lock_pointer): New static variable.
2593 (initialize_lock_once): New static function.
2594 (Initialize_lock::Initialize_lock): Define.
2595 (Initialize_lock::initialize): Define.
2596 * target-select.h: Include "gold-threads.h".
2597 (class Target_selector): Add lock_ and initialize_lock_ fields.
2598 Don't define instantiate_target, just declare it.
2599 * target-select.cc (Target_selector::Target_selector): Initialize
2601 (Target_selector::instantiate_target): Define.
2602 * descriptors.h: Include "gold-threads.h".
2603 (class Descriptors): Add initialize_lock_ field.
2604 * descriptors.cc (Descriptors::Descriptors): Initialize new
2606 (Descriptors::open): Use initialize_lock_ field
2607 * errors.h (class Errors): Add initialize_lock_ field.
2608 * errors.cc (Errors::Errors): Initialize new field.
2609 (Errors::initialize_lock): Use initialize_lock_ field.
2610 * powerpc.cc (class Target_selector_powerpc): Remove
2611 instantiated_target_ field. In do_recognize call
2612 instantiate_target rather than do_instantiate_target. In
2613 do_instantiate_target just allocate a new target.
2614 * sparc.cc (class Target_selector_sparc): Likewise.
2616 * freebsd.h: New file.
2617 * i386.cc: Include "freebsd.h".
2618 (Target_i386): Derive from Target_freebsd rather than
2620 (Target_selector_i386): Derive from Target_selector_freebsd rather
2621 than Target_selector.
2622 * x86_64.cc: Include "freebsd.h".
2623 (Target_x86_64): Derive from Target_freebsd rather than
2625 (Target_selector_x86_64): Derive from Target_selector_freebsd
2626 rather than Target_selector.
2627 * target.h (class Target): Add adjust_elf_header and
2628 do_adjust_elf_header.
2629 * output.cc (Output_file_header:: do_sized_write): Call target
2630 adjust_elf_header routine.
2631 * configure.tgt: Set targ_osabi.
2632 * configure.ac: Define GOLD_DEFAULT_OSABI.
2633 * parameters.cc (Parameters::default_target): Pass
2634 GOLD_DEFAULT_OSABI to select_target.
2635 * target-select.h (class Target_selector): Make instantiate_target
2636 protected rather than private.
2637 * Makefile.am (HFILES): Add freebsd.h.
2638 * configure, Makefile.in, config.in: Rebuild.
2640 * merge.cc (do_add_input_section): Correct pend value. Change
2641 message about last entry not being null terminated from error to
2644 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2646 * incremental.cc: New file.
2647 * Makefile.am (CCFILES): Add incremental.cc.
2648 * Makefile.in: Rebuild.
2650 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2652 * layout.cc (Layout::output_section_name): Preserve names
2653 of '.note.' sections.
2655 2009-03-19 Ian Lance Taylor <iant@google.com>
2657 * descriptors.cc (Descriptors::open): Check that the options are
2658 valid before using them.
2660 2009-03-18 Ian Lance Taylor <iant@google.com>
2662 * script-sections.h: Include <list>.
2663 (class Script_sections): Change Sections_elements from std::vector
2664 to std::list. Typedef public Elements_iterator. Add
2665 orphan_section_placement_, data_segment_align_start_, and
2666 saw_data_segment_align_ fields. Remove data_segment_align_index_
2668 * script-sections.cc (class Orphan_section_placement): New class.
2669 (class Sections_element): Add virtual functions is_relro and
2670 orphan_section_init. Remove virtual function place_orphan_here.
2671 (class Output_section_definition): Add is_relro and
2672 orphan_section_init. Remove place_orphan_here.
2673 (class Orphan_output_section): Likewise.
2674 (Script_sections::Script_sections): Update for field changes.
2675 (Script_sections::data_segment_align): Set saw_data_segment_align_
2676 and data_segment_align_start_, not data_segment_align_index.
2677 (Script_sections::data_segment_relro_end): Check
2678 saw_data_segment_align_. Use data_segment_align_start_ rather
2679 than data_segment_align_index_.
2680 (Script_sections::place_orphan): Rewrite to use
2681 Orphan_section_placement.
2683 2009-03-17 Ian Lance Taylor <iant@google.com>
2685 * archive.cc (Archive::add_symbols): Check for a version attached
2686 to the symbol name in the archive map.
2687 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2688 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2689 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2690 (ver_test_11.a): New target.
2691 * testsuite/Makefile.in: Rebuild.
2693 * configure.ac: Check for chsize and posix_fallocate. Replace
2695 * ftruncate.c: New file, from gnulib.
2696 * output.cc (posix_fallocate): Define dummy version if not
2697 HAVE_POSIX_FALLOCATE.
2698 (Output_file::map): Call posix_fallocate rather than lseek and
2700 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2701 * configure, Makefile.in, config.in: Rebuild.
2703 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2705 * layout.h (Layout::create_note): Add section_name parameter.
2706 * layout.cc (Layout::create_note): Likewise.
2707 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2709 2009-03-17 Ian Lance Taylor <iant@google.com>
2711 * descriptors.cc: Include "options.h".
2712 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2713 (Descriptors::open): Always use O_CLOEXEC when opening a new
2714 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2715 then set FD_CLOEXEC.
2717 * sparc.cc (class Target_sparc): Add has_got_section.
2718 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2719 make sure we have a GOT section.
2721 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2722 (Target_sparc::Scan::local): Likewise.
2723 (Target_sparc::Scan::global): Likewise.
2724 (Target_sparc::Relocate::relocate): Likewise.
2725 (Target_sparc::Relocate::relocate_tls): Likewise.
2727 * symtab.cc (Symbol_table::define_default_version): New function,
2728 broken out of add_from_object.
2729 (Symbol_table::add_from_object): Call define_default_version.
2730 (Symbol_table::define_special_symbol): Add resolve_oldsym
2731 parameter. Change all callers. If the version for a symbol comes
2732 from a version script, resolve it with the symbol with the same
2733 name with no version. Also add the symbol without a version if
2735 (do_define_in_output_data): If resolving with oldsym, don't delete
2737 (do_define_in_output_segment): Likewise.
2738 (do_define_as_constant): Likewise.
2739 * symtab.h (class Symbol_table): Update declarations.
2741 2009-03-13 Ian Lance Taylor <iant@google.com>
2743 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2744 (Read_symbols::requeue): New function.
2745 (Read_symbols::do_read_symbols): If make_elf_object fails because
2746 the target type is not configured, and the file was searched for,
2747 issue a warning and retry with the next directory.
2748 (Add_symbols::run): If the file has an incompatible format, and
2749 it was searched for, requeue the Read_symbols task. On error,
2751 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2752 dirindex parameter to constructor. Change all callers. Declare
2753 incompatible_warning and requeue.
2754 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2755 input_argument_ and input_group_ fields. Add them to
2756 constructor. Change all callers.
2757 (class Read_script): Add dirindex_ field. Add it to constructor.
2759 * archive.cc (Archive::setup): Remove input_objects parameter.
2761 (Archive::get_file_and_offset): Likewise.
2762 (Archive::read_all_symbols): Likewise.
2763 (Archive::read_symbols): Likewise.
2764 (Archive::get_elf_object_for_member): Remove input_objects
2765 parameter. Add punconfigured parameter. Change all callers.
2766 (Archive::add_symbols): Change return type to bool. Check return
2767 value of include_member.
2768 (Archive::include_all_members): Likewise.
2769 (Archive::include_member): Change return type to bool. Return
2770 false if first included object has incompatible target. Set
2771 included_member_ field.
2772 (Add_archive_symbols::run): If add_symbols returns false, requeue
2774 * archive.h (class Archive): Add included_member_ field.
2775 Initialize it in constructor. Add input_file and searched_for
2776 methods. Update declarations.
2777 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2778 input_argument_ fields. Add them to constructor. Change all
2780 * script.cc: Include "target-select.h".
2781 (class Parser_closure): Add skip_on_incompatible_target_ and
2782 found_incompatible_target_ fields. Add
2783 skip_on_incompatible_target parameter to constructor. Change all
2784 callers. Add methods skip_on_incompatible_target,
2785 clear_skip_on_incompatible_target, found_incompatible_target, and
2786 set_found_incompatible_target.
2787 (read_input_script): Add dirindex parameter. Change all callers.
2788 If parser finds an incompatible target, requeue Read_symbols
2790 (script_set_symbol): Clear skip_on_incompatible_target in
2792 (script_add_assertion, script_parse_option): Likewise.
2793 (script_start_sections, script_add_phdr): Likewise.
2794 (script_check_output_format): New function.
2795 * script.h (read_input_script): Update declaration.
2796 * script-c.h (script_check_output_format): Declare.
2797 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2798 (ignore_cmd): Remove OUTPUT_FORMAT.
2799 * fileread.cc (Input_file::Input_file): Add explicit this.
2800 (Input_file::will_search_for): New function.
2801 (Input_file::open): Add pindex parameter. Change all callers.
2802 * fileread.h (class Input_file): Add input_file_argument method.
2803 Declare will_search_for. Update declarations.
2804 * object.cc (make_elf_object): Add punconfigured parameter.
2806 * object.h (class Object): Make input_file public. Add
2807 searched_for method.
2808 (make_elf_object): Update declaration.
2809 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2811 * dirsearch.h (class Dirsearch): Update declaration.
2812 * options.h (class General_options): Add --warn-search-mismatch.
2813 * parameters.cc (Parameters::is_compatible_target): New function.
2814 * parameters.h (class Parameters): Declare is_compatible_target.
2815 * workqueue.cc (Workqueue::add_blocker): New function.
2816 * workqueue.h (class Workqueue): Declare add_blocker.
2818 * fileread.cc (Input_file::open): Remove options parameter.
2820 (Input_file::open_binary): Likewise.
2821 * script.cc (read_input_script): Likewise.
2822 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2823 options parameter from constructor. Change all callers.
2824 (class Read_script): Likewise.
2825 * fileread.h (class Input_file): Update declarations.
2826 * script.h (read_input_script): Update declaration.
2828 2009-03-10 Nick Clifton <nickc@redhat.com>
2830 * po/es.po: New Spanish translation.
2832 2009-03-06 Cary Coutant <ccoutant@google.com>
2834 * options.cc (parse_short_option): Keep dash_z from registering itself.
2836 2009-03-03 Ian Lance Taylor <iant@google.com>
2839 * target-reloc.h (relocate_section): Pass output_section to
2841 * i386.cc (Target_i386::should_apply_static_reloc): Add
2842 output_section parameter. Change all callers.
2843 (Target_i386::Relocate::relocate): Add output_section parameter.
2844 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2845 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2846 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2847 * testsuite/two_file_shared.sh: New script.
2848 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2849 (check_DATA): Add two_file_shared.dbg.
2850 (two_file_shared.dbg): New target.
2851 * testsuite/Makefile.in: Rebuild.
2853 2009-03-01 Ian Lance Taylor <iant@google.com>
2855 * configure.ac: Check for byteswap.h.
2856 * configure: Rebuild.
2857 * config.in: Rebuild.
2859 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2861 * layout.cc (Layout::find_or_add_kept_section): New function.
2862 (Layout::add_comdat): Removed.
2863 * layout.h (struct Kept_section): Move out of class Layout.
2864 Remove trailing underscores from field names. Add group_sections
2865 field. Rename group_ field to is_group. Change all uses.
2866 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2867 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2868 comdat_groups_ field.
2869 (Sized_relobj::include_section_group): Use
2870 find_or_add_kept_section and Kept_section::group_sections.
2871 (Sized_relobj::include_linkonce_section): Likewise.
2872 * object.cc (class Sized_relobj): Don't define Comdat_group or
2873 Comdat_group_table. Remove find_comdat_group and
2874 add_comdat_group. Remove comdat_groups_ field.
2875 * plugin.cc (include_comdat_group): Use
2876 Layout::find_or_add_kept_section.
2878 2009-02-28 Ian Lance Taylor <iant@google.com>
2880 * README: --gc-sections and map files are now supported. Document
2881 some build requirements.
2884 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2885 relocatable link set the value of the section symbol to zero.
2886 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2887 relocatable link don't include the section address in the local
2890 2009-02-27 Ian Lance Taylor <iant@google.com>
2893 * options.h (class Search_directory): Add is_system_directory.
2894 (class General_options): Declare is_in_system_directory.
2895 * options.cc (get_relative_sysroot): Make static.
2896 (get_default_sysroot): Make static.
2897 (General_optoins::is_in_system_directory): New function.
2898 * fileread.cc (Input_file::is_in_system_directory): New function.
2899 * fileread.h (class Input_file): Declare is_in_system_directory.
2900 * object.h (class Object): Add is_in_system_directory.
2901 (class Input_objects): Remove system_library_directory_ field.
2902 * object.cc (Input_objects::add_object): Don't set
2903 system_library_directory_.
2904 (input_objects::found_in_system_library_directory): Remove.
2905 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2906 parameter. Change all callers.
2907 (Symbol_table::sized_write_globals): Likewise.
2908 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2909 Call Object::is_in_system_directory.
2910 * symtab.h (class Symbol_table): Update declarations.
2913 * descriptors.h (Open_descriptor): Add is_on_stack field.
2914 * descriptors.cc (Descriptors::open): If the descriptor is on the
2915 top of the stack, remove it. Initialize is_on_stack field.
2916 (Descriptors::release): Only add pod to stack if it is not on the
2918 (Descriptors::close_some_descriptor): Clear stack_next and
2922 * output.cc (Output_section::find_starting_output_address): Rename
2923 from starting_output_address; add PADDR parameter; change return
2925 * output.h (class Output_section): Declare
2926 find_starting_output_address instead of starting_output_address.
2927 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2928 section symbol for which we can't find a merge section.
2931 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2932 hidden or internal, force the symbol to be local.
2933 * resolve.cc (Symbol::override_visibility): Define.
2934 (Symbol::override_base): Use override_visibility.
2935 (Symbol_table::resolve): Likewise.
2936 (Symbol::override_base_with_special): Likewise.
2937 (Symbol_table::override_with_special): If the visibility is hidden
2938 or internal, force the symbol to be local.
2939 * symtab.h (class Symbol): Add set_visibility and
2940 override_visibility.
2941 * testsuite/ver_test_1.sh: New file.
2942 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2943 (check_DATA): Add ver_test_1.syms.
2944 (ver_test_1.syms): New target.
2945 * testsuite/Makefile.in: Rebuild.
2947 2009-02-25 Cary Coutant <ccoutant@google.com>
2949 * layout.cc (Layout::choose_output_section): Don't rename sections
2950 when using a linker script that has a SECTIONS clause.
2951 * Makefile.in: Regenerate.
2953 * testsuite/Makefile.am (script_test_5.sh): New test case.
2954 * testsuite/Makefile.in: Regenerate.
2955 * testsuite/script_test_5.cc: New file.
2956 * testsuite/script_test_5.sh: New file.
2957 * testsuite/script_test_5.t: New file.
2959 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2961 * archive.cc (Archive::include_member): Update calls to add_symbols.
2962 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2963 the Layout argument.
2964 * dynobj.h (do_add_symbols): Add the Layout argument.
2965 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2967 * object.h (Object::add_symbols): Add the Layout argument.
2968 (Object::do_add_symbols): Add the Layout argument.
2969 (Sized_relobj::do_add_symbols): Add the Layout argument.
2970 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2971 Unify the two versions.
2972 (Add_plugin_symbols): Remove.
2973 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2974 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2975 (Add_plugin_symbols): Remove.
2976 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2977 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2978 (Add_symbols::run): Make it work with Pulginobj.
2980 2009-02-06 Ian Lance Taylor <iant@google.com>
2982 * object.cc (Sized_relobj::do_layout): Make info message start
2983 with lower case letter.
2985 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2987 * binary.cc: Fix file comment.
2989 * options.h (enum Incremental_disposition): Define.
2990 (class General_options): Add new options: --incremental,
2991 --incremental_changed, --incremental_unchanged,
2992 --incremental_unknown. Add incremental_disposition_ and
2993 implicit_incremental_ fields.
2994 (General_options::incremental_disposition): New function.
2995 (class Position_dependent_options): Add incremental_disposition
2997 (Position_dependent_options::copy_from_options): Set incremental
2999 * options.cc (General_options::parse_incremental_changed): New
3001 (General_options::parse_incremental_unchanged): New function.
3002 (General_options::parse_incremental_unknown): New function.
3003 (General_options::General_options): Initialize new fields
3004 incremental_disposition_ and implicit_incremental_.
3005 (General_options::finalize): Check for uasge of --incremental-*
3006 without --incremental.
3008 2009-02-06 Chris Demetriou <cgd@google.com>
3010 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3011 pointer and to report location as the file name associated with
3013 (gold_undefined_symbol_at_location): New function to replace the
3014 old gold_undefined_symbol functionality.
3015 * target-reloc.h (relocate_section): Update to use
3016 gold_undefined_symbol_at_location.
3017 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3018 Call gold_undefined_symbol function rather than gold_error.
3019 * errors.h (Errors::undefined_symbol): Take location as a
3020 string, rather than calculating it from a relocation.
3021 * errors.cc (Errors::fatal): Print "fatal error:" before the
3023 (Errors::error, Errors::error_at_location): Print "error: "
3024 before the formatted message.
3025 (Errors::undefined_symbol): Take location as a string, rather
3026 than calculating it from a relocation.
3027 (gold_undefined_symbol_at_location): New function akin to
3028 old gold_undefined_symbol, calculates location from relocation.
3029 (gold_undefined_symbol): Change to take only a Symbol pointer
3030 and to report location as the file name associated with the symbol.
3031 * testsuite/debug_msg.sh: Update for changed error messages.
3032 * testsuite/undef_symbol.sh: Likewise.
3034 2009-02-04 Duncan Sands <baldrick@free.fr>
3037 * reduced_debug_output.h
3038 (Output_reduced_debug_abbrev_section::failed): Use format for
3040 (Output_reduced_debug_info_section::faild): Likewise.
3042 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3044 * script.cc (Lazy_demangler): New class.
3045 (Version_script_info::get_symbol_version_helper): Demangle a
3048 2009-01-29 Cary Coutant <ccoutant@google.com>
3050 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3052 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3054 2009-01-28 Ian Lance Taylor <iant@google.com>
3056 * version.cc (version_string): Bump to 1.9.
3058 * gold.h: Include <cstring> and <stdint.h>.
3059 * version.cc: Include <cstdio>.
3060 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3062 * reduced_debug_output.cc (insert_into_vector): Rename from
3063 Insert_into_vector; change all callers. Use Swap_unaligned to
3064 avoid aliasing issue; remove union since it is unnecessary.
3066 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3068 * Makefile.am (CCFILES): Add gc.cc.
3070 * Makefile.in: Regenerate.
3071 * gold.cc (Gc_runner): New class.
3072 (queue_initial_tasks): Call garbage collection related tasks
3073 when corresponding options are invoked.
3074 (queue_middle_gc_tasks): New function.
3075 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3076 processed early before laying out sections during garbage collection.
3077 * gold.h (queue_middle_gc_tasks): New function.
3078 (is_prefix_of): Move from "layout.cc".
3079 * i386.cc (Target_i386::gc_process_relocs): New function.
3080 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3081 * main.cc (main): Create object of class "Garbage_collection".
3082 * object.cc (Relobj::copy_symbols_data): New function.
3083 (Relobj::is_section_name_included): New function.
3084 (Sized_relobj::do_layout): Allow this function to be called twice
3085 during garbage collection and defer layout of section during the
3087 * object.h (Relobj::get_symbols_data): New function.
3088 (Relobj::is_section_name_included): New function.
3089 (Relobj::copy_symbols_data): New function.
3090 (Relobj::set_symbols_data): New function.
3091 (Relobj::get_relocs_data): New function.
3092 (Relobj::set_relocs_data): New function.
3093 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3094 (Relobj::gc_process_relocs): New function.
3095 (Relobj::do_gc_process_relocs): New pure virtual function.
3096 (Relobj::sd_): New data member.
3097 (Sized_relobj::is_output_section_offset_invalid): New function.
3098 (Sized_relobj::do_gc_process_relocs): New function.
3099 * options.h (General_options::gc_sections): Modify to not be a no-op.
3100 (General_options::print_gc_sections): New option.
3101 * plugin.cc (Plugin_finish::run): Remove function call to
3102 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3103 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3104 * reloc.cc (Read_relocs::run): Add task to process relocs and
3105 determine unreferenced sections when doing garbage collection.
3106 (Gc_process_relocs): New class.
3107 (Sized_relobj::do_gc_process_relocs): New function.
3108 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3109 sections that are garbage collected.
3110 * reloc.h (Gc_process_relocs): New class.
3111 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3112 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3113 symbols whose corresponding sections are garbage collected.
3114 (Symbol_table::Symbol_table): Add new parameter for the garbage
3116 (Symbol_table::gc_mark_undef_symbols): New function.
3117 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3118 (Symbol_table::gc_mark_dyn_syms): New function.
3119 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3121 (Symbol_table::add_from_object): Likewise.
3122 (Symbol_table::add_from_relobj): When building shared objects, do not
3123 treat externally visible symbols as garbage.
3124 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3125 table information for static and relocatable links.
3126 * symtab.h (Symbol_table::set_gc): New function.
3127 (Symbol_table::gc): New function.
3128 (Symbol_table::gc_mark_undef_symbols): New function.
3129 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3130 (Symbol_table::gc_mark_dyn_syms): New function.
3131 (Symbol_table::gc_): New data member.
3132 * target.h (Sized_target::gc_process_relocs): New pure virtual
3134 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3135 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3137 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3139 * options.h (General_options::gc_sections): Define as a no-op for now.
3140 (General_options::no_keep_memory): Ditto.
3141 (General_options::Bshareable): Define.
3142 * options.cc (General_options::finalize): Honor -Bshareable.
3144 2009-01-20 Andreas Schwab <schwab@suse.de>
3146 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3147 read the value in the contents, since we don't use it. Use the
3148 template endianness when writing.
3149 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3151 2009-01-19 Andreas Schwab <schwab@suse.de>
3153 * configure.tgt (powerpc64-*): Fix targ_obj.
3155 2009-01-15 Ian Lance Taylor <iant@google.com>
3157 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3158 local symbols when stripping all symbols.
3160 2009-01-14 Cary Coutant <ccoutant@google.com>
3162 * output.cc (Output_reloc): Add explicit instantiations.
3164 2009-01-14 Cary Coutant <ccoutant@google.com>
3166 * archive.cc (Archive::get_elf_object_for_member): Remove call
3167 to File_read::claim_for_plugin.
3168 * descriptors.cc (Descriptors::open): Remove reference to
3170 (Descriptors::claim_for_plugin): Remove.
3171 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3172 (Descriptors::is_claimed): Remove.
3173 (claim_descriptor_for_plugin): Remove.
3174 * fileread.cc (File_read::claim_for_plugin): Remove.
3175 * fileread.h (File_read::claim_for_plugin): Remove.
3176 (File_read::descriptor): Reopen descriptor if necessary.
3177 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3178 (Plugin_manager::all_symbols_read): Add task parameter. Change
3180 (Plugin_manager::get_input_file): New function.
3181 (Plugin_manager::release_input_file): New function.
3182 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3183 corresponding data member.
3184 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3185 and pass to base constructor. Change all callers.
3186 (get_input_file, release_input_file): New functions.
3187 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3188 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3189 (Plugin_manager::all_symbols_read): Add task parameter.
3190 (Plugin_manager::get_input_file): New function.
3191 (Plugin_manager::release_input_file): New function.
3192 (Plugin_manager::task_): New data member.
3193 (Pluginobj::Pluginobj): Add filesize parameter.
3194 (Pluginobj::filename): New function.
3195 (Pluginobj::descriptor): New function.
3196 (Pluginobj::filesize): New function.
3197 (Pluginobj::filesize_): New data member.
3198 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3199 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3200 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3202 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3203 with archive libraries.
3204 * testsuite/Makefile.in: Regenerate.
3205 * testsuite/plugin_test.c (struct sym_info): New type.
3206 (get_input_file, release_input_file): New static variables.
3207 (onload): Capture new transfer vector entries.
3208 (claim_file_hook): Stop reading at end of file according to filesize.
3209 Factor out parsing of readelf output into separate function.
3210 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3211 APIs and get the source file name from the symbol table. Convert
3212 source file name to corresponding object file name. Print info
3213 message when adding new input files.
3214 (parse_readelf_line): New function.
3215 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3216 * testsuite/plugin_test_2.sh: Likewise.
3217 * testsuite/plugin_test_3.sh: Likewise.
3218 * testsuite/plugin_test_4.sh: New test case.
3220 2009-01-07 Ian Lance Taylor <iant@google.com>
3222 * version.cc (version_string): Bump to 1.8.
3224 2008-12-23 Cary Coutant <ccoutant@google.com>
3226 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3227 * plugin.cc (Plugin_manager::finish): Rename as
3228 layout_deferred_objects. Move cleanup to separate function.
3229 (Plugin_manager::cleanup): New function.
3230 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3232 * plugin.h (Plugin_manager::finish): Rename as
3233 layout_deferred_objects.
3234 (Plugin_manager::cleanup): New function.
3235 (Plugin_manager::cleanup_done): New field.
3237 2008-12-23 Cary Coutant <ccoutant@google.com>
3239 * plugin.cc (is_visible_from_outside): New function.
3240 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3241 so we don't return "IR only" status for exported symbols or -r links.
3243 * testsuite/Makefile.am (plugin_test_3): New test case.
3244 * testsuite/Makefile.in: Regenerate.
3245 * testsuite/plugin_test_3.sh: New file.
3247 2008-12-22 Cary Coutant <ccoutant@google.com>
3249 * object.cc (Sized_relobj::layout_section): New function.
3250 (Sized_relobj::do_layout): Defer layout of input sections until after
3251 plugin has provided replacement files.
3252 (Sized_relobj::do_layout_deferred_sections): New function.
3253 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3254 (Relobj::layout_deferred_sections): New function.
3255 (Relobj::do_layout_deferred_sections): New function.
3256 (Sized_relobj::do_layout_deferred_sections): New function.
3257 (Sized_relobj::layout_section): New function.
3258 (Sized_relobj::Deferred_layout): New structure.
3259 (Sized_relobj::deferred_layout_): New field.
3260 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3261 Change all callers. Layout deferred sections.
3262 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3264 (Plugin_hook::run): Move code from do_plugin_hook inline.
3265 (Plugin_hook::do_plugin_hook): Remove.
3266 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3267 (Plugin_manager::finish): Renamed, was cleanup.
3268 (Plugin_manager::should_defer_layout): New function.
3269 (Plugin_manager::add_deferred_layout_object): New function.
3270 (Plugin_manager::Deferred_layout_list): New type.
3271 (Plugin_manager::deferred_layout_objects_): New field.
3272 (Plugin_hook::do_plugin_hook): Remove.
3274 2008-12-17 Ian Lance Taylor <iant@google.com>
3276 * options.h (class General_options): Add --no case for
3279 2008-12-16 Cary Coutant <ccoutant@google.com>
3281 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3283 (Plugin_manager::claim_file): Create plugin object even if
3284 plugin did not call the add_symbols callback.
3285 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3286 asking for more symbols than were added.
3287 * testsuite/Makefile.am (plugin_test_1): Add test case with
3289 (empty.syms): New target.
3290 * testsuite/Makefile.in: Regenerate.
3291 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3292 message. Don't call add_symbols if no globals.
3293 (all_symbols_read_hook): Don't provide replacement for empty
3296 2008-12-12 Ian Lance Taylor <iant@google.com>
3298 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3299 r_type == 0 for a local symbol with r_sym == 0.
3300 (scan_relocatable_relocs): Pass r_sym to
3301 local_non_section_strategy.
3302 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3305 * configure.ac: Update test for TLS descriptors: they are
3306 supported as of glibc 2.9.
3307 * configure: Rebuild.
3309 2008-12-11 Ian Lance Taylor <iant@google.com>
3312 * target-reloc.h (Default_scan_relocatable_relocs): For each
3313 function, map r_type == 0 to RELOC_DISCARD.
3315 2008-12-10 Cary Coutant <ccoutant@google.com>
3317 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3318 object to override a kept COMDAT group from a plugin object.
3320 2008-12-09 Ian Lance Taylor <iant@google.com>
3323 * yyscript.y (file_cmd): Handle INPUT.
3325 * testsuite/initpri1.c: Change all declarations to be full
3326 prototypes by adding void, to avoid compiler warnings.
3328 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3330 * options.cc (General_options::parse_plugin_opt): New.
3331 (General_options::add_plugin): The argument now is just the filename.
3332 (General_options::add_plugin_option): New.
3333 * options.h (plugin_opt): New.
3334 (add_plugin): Change argument name.
3335 (add_plugin_option): New.
3336 * plugin.cc (Plugin::load): Don't parse the plugin option.
3337 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3338 (Plugin::add_option): New.
3339 (Plugin::args_): Change type.
3340 (Plugin::filename_): New.
3341 (Plugin_manager::add_plugin_option): New.
3342 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3343 * testsuite/Makefile.in: Regenerate.
3345 2008-12-05 Cary Coutant <ccoutant@google.com>
3347 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3348 Handle --strip-lto-sections option.
3349 * options.h (strip_lto_sections): New option.
3351 2008-12-01 Cary Coutant <ccoutant@google.com>
3353 * plugin.cc (ld_plugin_message): Change format parameter to const.
3354 Fix mismatch between new[] and delete.
3356 2008-11-14 Cary Coutant <ccoutant@google.com>
3358 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3361 2008-11-05 Craig Silverstein <csilvers@google.com>
3363 * options.cc (General_options::parse_dynamic_list): New function.
3364 * options.h (General_options): New flags dynamic_list,
3365 dynamic_list_data, dynamic_list_cpp_new, and
3366 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3367 (General_options::in_dynamic_list): New function.
3368 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3369 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3370 (Lex::can_continue_name): Likewise.
3372 (read_script_file): New parameter script_options.
3373 (read_dynamic_list): New function.
3374 (Script_options::define_dynamic_list): New function.
3375 (dynamic_list_keyword_parsecodes): New variable.
3376 (dynamic_list_keywords): New variable.
3377 * script.h (Script_options::define_dynamic_list): New function
3379 (read_dynamic_list): New function prototype.
3380 * symtab.cc (strprefix): New macro.
3381 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3382 dynamic_list_data, dynamic_list_cpp_new, and
3383 dynamic_list_cpp_typeinfo.
3384 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3385 (dynamic_list_expr): New rule.
3386 (dynamic_list_nodes): Likewise.
3387 (dynamic_list_node): Likewise.
3388 * testsuite/Makefile.am (dynamic_list): New test.
3389 * testsuite/Makefile.in: Regenerated.
3390 * testsuite/dynamic_list.t: New file.
3391 * testsuite/dynamic_list.sh: New file.
3393 2008-11-05 Craig Silverstein <csilvers@google.com>
3395 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3396 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3397 (t11_last): Likewise.
3398 * testsuite/ver_test_6.c (main): Likewise.
3400 2008-10-07 Cary Coutant <ccoutant@google.com>
3402 * options.c (General_options::finalize): Add check for -static and
3404 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3407 2008-10-02 Cary Coutant <ccoutant@google.com>
3409 * plugin.cc (make_sized_plugin_object): Fix conditional
3410 compilation to work when not all targets are enabled.
3412 2008-09-29 Cary Coutant <ccoutant@google.com>
3414 * archive.cc (Archive::get_file_and_offset): Use filename instead
3415 of name to get library path.
3416 (Archive::include_member): Unlock external member of a thin archive.
3418 * testsuite/Makefile.am (TEST_AR): New variable.
3419 (thin_archive_test_1): New test.
3420 (thin_archive_test_2): New test.
3421 * testsuite/Makefile.in: Regenerate.
3422 * testsuite/thin_archive_main.cc: New file.
3423 * testsuite/thin_archive_test_1.cc: New file.
3424 * testsuite/thin_archive_test_2.cc: New file.
3425 * testsuite/thin_archive_test_3.cc: New file.
3426 * testsuite/thin_archive_test_4.cc: New file.
3428 2008-09-29 Cary Coutant <ccoutant@google.com>
3430 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3431 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3433 (Sized_relobj::do_finalize_local_symbols): Likewise.
3434 (Sized_relobj::map_to_kept_section): Likewise.
3435 * object.h (Sized_relobj::invalid_address): New constant.
3436 (Sized_relobj::do_output_section_offset): Check for invalid_address
3438 * output.cc (Output_reloc::local_section_offset): Use constant
3439 invalid_address instead of -1U.
3440 (Output_reloc::get_address): Likewise.
3441 (Output_section::output_address): Change -1U to -1ULL.
3442 * output.h (Output_reloc::invalid_address): New constant.
3443 * reloc.cc (Sized_relobj::write_sections): Use constant
3444 invalid_address instead of -1U.
3445 (Sized_relobj::relocate_sections): Likewise.
3446 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3447 values for merge sections.
3448 * target-reloc.h (relocate_for_relocatable): Use constant
3449 invalid_address instead of -1U.
3451 2008-09-19 Cary Coutant <ccoutant@google.com>
3453 Add plugin functionality for link-time optimization (LTO).
3454 * configure.ac (plugins): Add --enable-plugins option.
3455 * configure: Regenerate.
3456 * config.in: Regenerate.
3457 * Makefile.am (LIBDL): New variable.
3458 (CCFILES): Add plugin.cc.
3459 (HFILES): Add plugin.h.
3460 (ldadd_var): Add LIBDL.
3461 * Makefile.in: Regenerate.
3463 * archive.cc: Include "plugin.h".
3464 (Archive::setup): Don't preread archive symbols when using a plugin.
3465 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3466 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3468 (Archive::include_member): Add symbols from plugin objects.
3469 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3470 * descriptors.cc (Descriptors::open): Check for file descriptors
3471 abandoned by plugins.
3472 (Descriptors::claim_for_plugin): New function.
3473 * descriptors.h (Descriptors::claim_for_plugin): New function.
3474 (Open_descriptor::is_claimed): New field.
3475 (claim_descriptor_for_plugin): New function.
3476 * fileread.cc (File_read::claim_for_plugin): New function.
3477 * fileread.h (File_read::claim_for_plugin): New function.
3478 (File_read::descriptor): New function.
3479 * gold.cc: Include "plugin.h".
3480 (queue_initial_tasks): Add task to call plugin hooks for generating
3482 * main.cc: Include "plugin.h".
3483 (main): Load plugin libraries.
3484 * object.h (Pluginobj): Declare.
3485 (Object::pluginobj): New function.
3486 (Object::do_pluginobj): New function.
3487 (Object::set_target): New function.
3488 * options.cc: Include "plugin.h".
3489 (General_options::parse_plugin): New function.
3490 (General_options::General_options): Initialize plugins_ field.
3491 (General_options::add_plugin): New function.
3492 * options.h (Plugin_manager): Declare.
3493 (General_options): Add --plugin option.
3494 (General_options::has_plugins): New function.
3495 (General_options::plugins): New function.
3496 (General_options::add_plugin): New function.
3497 (General_options::plugins_): New field.
3498 * plugin.cc: New file.
3499 * plugin.h: New file.
3500 * readsyms.cc: Include "plugin.h".
3501 (Read_symbols::do_read_symbols): Check for archive before checking
3502 for ELF file. Call plugin hooks to claim files.
3503 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3504 from a real object file; force override when processing replacement
3506 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3507 (Symbol::init_base_object): Likewise.
3508 (Symbol::init_base_output_data): Likewise.
3509 (Symbol::init_base_output_segment): Likewise.
3510 (Symbol::init_base_constant): Likewise.
3511 (Symbol::init_base_undefined): Likewise.
3512 (Symbol::output_section): Assert that object is not a plugin.
3513 (Symbol_table::add_from_pluginobj): New function.
3514 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3516 (Symbol_table::sized_write_globals): Likewise.
3517 (Symbol_table::add_from_pluginobj): Instantiate template.
3518 * symtab.h (Sized_pluginobj): Declare.
3519 (Symbol::in_real_elf): New function.
3520 (Symbol::set_in_real_elf): New function.
3521 (Symbol::in_real_elf_): New field.
3522 (Symbol_table::add_from_pluginobj): New function.
3524 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3525 (LIBDL): New variable.
3527 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3528 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3529 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3530 (MOSTLYCLEANFILES): Likewise.
3531 * testsuite/Makefile.in: Regenerate.
3532 * testsuite/plugin_test.c: New file.
3533 * testsuite/plugin_test_1.sh: New file.
3534 * testsuite/plugin_test_2.sh: New file.
3536 2008-09-16 Ian Lance Taylor <iant@google.com>
3538 * target-reloc.h (relocate_section): Check whether a symbol is
3539 defined by the ABI before reporting an undefined symbol error.
3540 * target.h (Target::is_defined_by_abi): Make parameter const.
3541 (Target::do_is_defined_by_abi): Likewise.
3542 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3543 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3544 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3545 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3546 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3547 * testsuite/Makefile.in: Rebuild.
3549 * fileread.cc (make_view): Add casts to avoid warning.
3551 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3553 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3554 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3556 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3558 * options.h (General_options::output_is_executable): New.
3559 (General_options::output_is_pie): New.
3560 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3561 for shared libraries.
3562 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3564 2008-09-11 Chris Demetriou <cgd@google.com>
3566 * options.h (origin): New -z option.
3567 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3568 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3571 2008-09-05 Cary Coutant <ccoutant@google.com>
3573 * fileread.cc (File_read::make_view): Add check for attempt to map
3576 2008-09-05 Cary Coutant <ccoutant@google.com>
3578 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3579 explicit instantiations.
3581 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3584 * options.cc (General_options::finalize): Allow undefined symbols
3585 in shlibs if linking -shared.
3588 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3589 symbols as not needing a dynsym entry.
3591 2008-08-20 Craig Silverstein <csilvers@google.com>
3593 * fileread.cc (File_read::open): Do not lock the file unless it
3594 was successfully opened.
3596 2008-08-14 Cary Coutant <ccoutant@google.com>
3598 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3599 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3600 * testsuite/tls_test.cc (struct int128): 128-bit struct
3601 for testing TLS relocs with non-zero addend.
3602 (v12): New TLS variable.
3604 (t_last): Add check for v12.
3605 * testsuite/tls_test.h (t12): New function.
3606 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3608 2008-08-13 Ian Lance Taylor <iant@google.com>
3610 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3611 set tls_segment_ or relro_segment_.
3612 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3614 * output.h (Output_section::clear_is_relro): New function.
3615 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3616 sections specially even when output_data_ is empty.
3617 (Output_segment::maximum_alignment): When first section is relro,
3618 only force alignment for PT_LOAD segments.
3619 * script.cc (script_data_segment_align): New function.
3620 (script_data_segment_relro_end): New function.
3621 * script-c.h (script_data_segment_align): Declare.
3622 (script_data_segment_relro_end): Declare.
3623 * script-sections.h (class Script_sections): Declare
3624 data_segment_align and data_segment_relro_end. Add fields
3625 segment_align_index_ and saw_relro_end_.
3626 * script-sections.cc (class Sections_element): Add set_is_relro
3627 virtual function. Add new bool* parameter to place_orphan_here.
3628 Add get_output_section virtual function.
3629 (class Output_section_definition): Add set_is_relro. Add new
3630 bool* parameter to place_orphan_here. Add get_output_section.
3631 Add is_relro_ field.
3632 (Output_section_definition::Output_section_definition): Initialize
3633 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3634 and is_relro_ fields.
3635 (Output_section_definition::place_orphan_here): Add is_relro
3637 (Output_section_definition::set_section_addresses): Set relro for
3639 (Output_section_definition::alternate_constraint): Likewise.
3640 (class Orphan_output_section): Add new bool* parameter to
3641 place_orphan_here. Add get_output_section.
3642 (Orphan_output_section::place_orphan_here): Add is_relro
3644 (Script_sections::Script_sections): Initialize
3645 data_segment_align_index_ and saw_relro_end_.
3646 (Script_sections::data_segment_align): New function.
3647 (Script_sections::data_segment_relro_end): New function.
3648 (Script_sections::place_orphan): Set or clear is_relro.
3649 (Script_sections::set_section_addresses): Force alignment of first
3651 * yyscript.y (exp): Call script_data_segment_align and
3652 script_data_segment_relro_end.
3653 * testsuite/relro_script_test.t: New file.
3654 * testsuite/relro_test.cc (using_script): Declare.
3655 (t1, t2): Test using_script.
3656 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3657 (relro_script_test_SOURCES): Define.
3658 (relro_script_test_DEPENDENCIES): Define.
3659 (relro_script_test_LDFLAGS): Define.
3660 (relro_script_test_LDADD): Define.
3661 (relro_script_test.so): New target.
3662 * testsuite/Makefile.in: Rebuild.
3664 2008-08-06 Cary Coutant <ccoutant@google.com>
3666 * archive.cc (Archive::total_archives, Archive::total_members)
3667 (Archive::total_members_loaded): New variables.
3668 (Archive::setup): Add parameter. Add option to preread
3670 (Archive::read_armap): Add counter.
3671 (Archive::get_file_and_offset): New function.
3672 (Archive::get_elf_object_for_member): New function.
3673 (Archive::read_all_symbols): New function.
3674 (Archive::read_symbols): New function.
3675 (Archive::add_symbols): Add counters.
3676 (Archive::include_all_members): Use armap to find members if it's
3678 (Archive::include_member): Skip reading symbols if already read.
3679 Factored code into Archive::get_file_and_offset and
3680 Archive::get_elf_object_for_member. Changed call to
3681 Mapfile::report_include_archive_member.
3682 (Archive::print_stats): New function.
3683 * archive.h: Declare Object and Read_symbols_data classes.
3684 (Archive::Archive): Add initializers for new members.
3685 (Archive::setup): Add parameter.
3686 (Archive::print_stats): New function.
3687 (Archive::total_archives, Archive::total_members)
3688 (Archive::total_members_loaded): New variables.
3689 (Archive::get_file_and_offset): New function.
3690 (Archive::get_elf_object_for_member): New function.
3691 (Archive::read_all_symbols): New function.
3692 (Archive::read_symbols): New function.
3693 (Archive::Archive_member): New class.
3694 (Archive::members_): New member.
3695 (Archive::num_members_): New member.
3696 * main.cc: Include archive.h.
3697 (main): Call Archive::print_stats.
3698 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3699 archive parameter; member_name is now the fully-decorated name.
3700 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3701 * options.h: (General_options): Add --preread-archive-symbols option.
3702 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3705 2008-08-04 Ian Lance Taylor <iant@google.com>
3707 * symtab.h (Symbol::use_plt_offset): New function.
3708 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3709 * powerpc.cc (Relocate::relocate): Likewise.
3710 * sparc.cc (Relocate::relocate): Likewise.
3711 * x86_64.cc (Relocate::relocate): Likewise.
3712 * testsuite/weak_plt.sh: New test.
3713 * testsuite/weak_plt_main.cc: New test.
3714 * testsuite/weak_plt_shared.cc: New test.
3715 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3716 (check_PROGRAMS): Add weak_plt.
3717 (check_DATA): Add weak_plt_shared.so.
3718 (weak_plt_main_pic.o, weak_plt): New targets.
3719 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3720 * testsuite/Makefile.in: Rebuild.
3722 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3724 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3725 * testsuite/Makefile.in: Rebuild.
3727 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3729 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3730 * Makefile.in: Regenerate.
3731 * po/POTFILES.in: Regenerate.
3733 2008-07-29 Ian Lance Taylor <iant@google.com>
3735 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3736 symbols before other symbols.
3737 * testsuite/script_test_2.cc (test_addr): Declare.
3738 (test_addr_alias): Declare.
3739 (main): Check that test_addr and test_addr_alias have the right
3741 * testsuite/script_test_2.t: Define test_addr_alias and
3744 2008-07-24 Ian Lance Taylor <iant@google.com>
3747 * descriptors.cc: New file.
3748 * descriptors.h: New file.
3749 * gold-threads.h (class Hold_optional_lock): New class.
3750 * fileread.cc: Include "descriptors.h".
3751 (File_read::~File_read): Release descriptor rather than closing
3753 (File_read::open) [file]: Call open_descriptor rather than open.
3754 Set is_descriptor_opened_.
3755 (File_read::open) [memory]: Assert that descriptor is not open.
3756 (File_read::reopen_descriptor): New function.
3757 (File_read::release): Release descriptor.
3758 (File_read::do_read): Make non-const. Reopen descriptor.
3759 (File_read::read): Make non-const.
3760 (File_read::make_view): Reopen descriptor.
3761 (File_read::do_readv): Likewise.
3762 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3763 Update declarations.
3764 * layout.cc: Include "descriptors.h".
3765 (Layout::create_build_id): Use open_descriptor rather than open.
3766 * output.cc: Include "descriptors.h".
3767 (Output_file::open): Use open_descriptor rather than open.
3768 * archive.cc (Archive::const_iterator): Change Archive to be
3770 (Archive::begin, Archive::end): Make non-const.
3771 (Archive::count_members): Likewise.
3772 * archive.h (class Archive): Update declarations.
3773 * object.h (Object::read): Make non-const.
3774 * Makefile.am (CCFILES): Add descriptors.cc.
3775 (HFILES): Add descriptors.h.
3776 * Makefile.in: Rebuild.
3779 * gold.h: Always include <clocale>. Add Solaris workarounds
3780 following code in binutils/sysdep.h.
3783 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3784 this->eh_frame_hdr_ is NULL before using it.
3786 * dynobj.cc (Versions::Versions): Update comment.
3788 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3789 the base version name.
3791 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3792 array size plus one.
3793 (Stringpool_template::set_string_offsets): Subtract one from key
3794 before using it as an array index.
3795 (Stringpool_template::get_offset_with_length): Likewise.
3796 (Stringpool_template::write_to_buffer): Likewise.
3797 * stringpool.h (Stringpool_template::get_offset_from_key):
3800 2008-07-23 Ian Lance Taylor <iant@google.com>
3803 * object.h (Merged_symbol_value::value): Do our best to handle a
3807 * script.cc (Version_script_info::get_versions): Don't add empty
3808 version tag to return value.
3809 (Version_script_info::get_symbol_version_helper): Change return
3810 type to bool. Add pversion parameter. Change all callers.
3811 (script_register_vers_node): Don't require a non-NULL tag.
3812 * script.h (class Version_script_info): Update declarations.
3813 (Version_script_info::get_symbol_version): Change return type to
3814 bool. Add version parameter. Change all callers.
3815 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3816 handling. Handle an empty version from a version script.
3817 (Symbol_table::define_special_symbol): Likewise.
3818 * testsuite/ver_test_10.script: New file.
3819 * testsuite/ver_test_10.sh: New file.
3820 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3821 (check_DATA): Add ver_test_10.syms.
3822 (ver_test_10.syms, ver_test_10.so): New target.
3823 * testsuite/Makefile.in: Rebuild.
3825 2008-07-23 Simon Baldwin <simonb@google.com>
3827 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3828 to zero for undefined symbols from dynamic libraries.
3830 2008-07-23 Ian Lance Taylor <iant@google.com>
3832 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3834 * symtab.h (class Symbol_table): Update declaration.
3835 * testsuite/ver_test_9.cc: New file.
3836 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3837 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3838 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3839 (ver_test_9.so, ver_test_9.o): New targets.
3840 * testsuite/Makefile.in: Rebuild.
3842 2008-07-22 Ian Lance Taylor <iant@google.com>
3844 * options.h (class General_options): Define --check-sections.
3845 * layout.cc (Layout::set_segment_offsets): Handle
3848 * options.h (class General_options): Define -n/--nmagic and
3850 * options.cc (General_options::finalize): For -n/--nmagic or
3851 -N/--omagic, set -static.
3852 * layout.cc (Layout::attach_allocated_section_to_segment): If
3853 -N/--omagic, don't put read-only and read-write sections in
3855 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3856 finding a read-only segment.
3857 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3858 don't set the minimum segment alignment to the common page size,
3859 and don't set the file offset to the address modulo the page size.
3860 * script-sections.cc (Script_sections::create_segments): If
3861 -n/--omagic, don't put read-only and read-write sections in
3864 * cref.cc: New file.
3866 * options.h (class General_options): Add --print-symbol-counts.
3867 * main.cc (main): Issue defined symbol report if requested.
3868 * archive.cc (Archive::interpret_header): Make into a const member
3870 (Archive::add_symbols): Call Input_objects::archive_start and
3872 (Archive::const_iterator): Define new class.
3873 (Archive::begin, Archive::end): New functions.
3874 (Archive::include_all_members): Rewrite to use iterator.
3875 (Archive::count_members): New function.
3876 * archive.h (class Archive): Update declarations.
3877 (Archive::filename): New function.
3878 * object.cc: Include "cref.h".
3879 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3880 (Sized_relobj::do_get_global_symbol_counts): New function.
3881 (Input_objects::add_object): Add object to cross-referencer.
3882 (Input_objects::archive_start): New function.
3883 (Input_objects::archive_stop): New function.
3884 (Input_objects::print_symbol_counts): New function.
3885 * object.h: Declare Cref and Archive.
3886 (Object::get_global_symbol_counts): New function.
3887 (Object::do_get_global_symbol_counts): New pure virtual function.
3888 (class Sized_relobj): Add defined_count_ field. Update
3890 (class Input_objects): Add cref_ field. Update constructor.
3891 Update declarations.
3892 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3894 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3896 (Sized_dynobj::do_get_global_symbol_counts): New function.
3897 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3898 defined_count_. Update declarations. Define Symbols typedef.
3899 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3900 parameter. Change all callers.
3901 (Symbol_table::add_from_dynobj): Add sympointers and defined
3902 parameters. Change all callers.
3903 * symtab.h (class Symbol_table): Update declarations.
3904 * Makefile.am (CCFILES): Add cref.cc.
3905 (HFILES): Add cref.h.
3906 * Makefile.in: Rebuild.
3908 2008-07-22 Simon Baldwin <simonb@google.com>
3910 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3911 to zero when writing undefined symbols.
3913 2008-07-22 Ian Lance Taylor <iant@google.com>
3915 * output.cc (Output_section::add_input_section): Don't try to
3916 merge empty merge sections.
3918 2008-07-21 Craig Silverstein <csilvers@google.com>
3920 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3921 Include symbol version in error message.
3923 2008-07-20 Chris Demetriou <cgd@google.com>
3925 * configure.ac (gold_cv_c_random_seed): New configured variable.
3926 (RANDOM_SEED_CFLAGS): New substituted variable.
3927 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3928 * configure: Rebuild.
3929 * Makefile.in: Likewise.
3930 * testsuite/Makefile.in: Likewise.
3932 2008-07-18 Ian Lance Taylor <iant@google.com>
3934 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3935 where we see NAME/NULL and NAME/VERSION as separate symbols.
3936 * testsuite/ver_test_main.cc (main): Call t4.
3937 (t4, t4_2a): Define.
3938 * testsuite/ver_test_2.cc (t4_2): Define.
3939 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3940 * testsuite/ver_test_4.cc (t4_2a): Define.
3941 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3942 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3944 2008-07-17 Ian Lance Taylor <iant@google.com>
3946 * dynobj.cc (Versions::add_def): If we give an error about a
3947 missing version, go ahead and create the version anyhow.
3949 2008-07-10 Ian Lance Taylor <iant@google.com>
3951 Handle output sections with more than 0x7fffffff bytes.
3952 * object.h (class Relobj): Change map_to_output_ to
3953 output_sections_, and just keep a section pointer. Change all
3954 uses. Move comdat group support to Sized_relobj.
3955 (Relobj::is_section_specially_mapped): Remove.
3956 (Relobj::output_section): Remove poff parameter. Change all
3958 (Relobj::output_section_offset): New function.
3959 (Relobj::set_section_offset): Rewrite.
3960 (Relobj::map_to_output): Remove.
3961 (Relobj::output_sections): New function.
3962 (Relobj::do_output_section_offset): New pure virtual function.
3963 (Relobj::do_set_section_offset): Likewise.
3964 (class Sized_relobj): Add section_offsets_ field. Add comdat
3965 group support from Relobj. Update declarations.
3966 (Sized_relobj::get_output_section_offset): New function.
3967 (Sized_relobj::do_output_section_offset): New function.
3968 (Sized_relobj::do_set_section_offset): New function.
3969 * object.cc (Relobj::output_section_address): Remove.
3970 (Sized_relobj::Sized_relobj): Initialize new fields.
3971 (Sized_relobj::include_section_group): Cast find_kept_object to
3973 (Sized_relobj::include_linkonce_section): Likewise.
3974 (Sized_relobj::do_layout): Use separate arrays for output section
3976 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3978 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3979 output_sections and section_offsets.
3980 (Sized_relobj::write_local_symbols): Likewise.
3981 (map_to_kept_section): Compute output address directly.
3982 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3983 output_sections and section_offsets.
3984 (Sized_relobj::write_sections): Likewise.
3985 (Sized_relobj::relocate_sections): Likewise.
3986 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3987 * output.h (class Output_reloc): Update declarations. Change
3988 u2_.relobj to Sized_relobj*.
3989 (class Output_data_reloc): Change add functions to use
3991 * output.cc (Output_reloc::Output_reloc): Change relobj to
3993 (Output_reloc::local_section_offset): Change return type to
3994 Elf_Addr. Use get_output_section_offset.
3995 (Output_reloc::get_address): Likewise.
3996 (Output_section::is_input_address_mapped): Don't call
3997 is_section_specially_mapped.
3998 (Output_section::output_offset): Likewise.
3999 (Output_section::output_address): Likewise.
4000 (Output_section::starting_output_address): Likewise.
4001 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4002 parameter to Sized_relobj*.
4003 (Copy_relocs::need_copy_reloc): Likewise.
4004 (Copy_relocs::save): Likewise.
4005 * copy-relocs.h (class Copy_relocs): Update declarations.
4006 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4007 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4008 * target-reloc.h (relocate_for_relocatable): Change
4009 offset_in_output_section type to Elf_Addr. Change code that uses
4011 * layout.cc (Layout::layout): Always set *off.
4012 * mapfile.cc (Mapfile::print_input_section): Use
4013 output_section_offset.
4014 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4016 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4017 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4018 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4020 2008-07-03 Ian Lance Taylor <iant@google.com>
4022 * layout.cc (Layout::include_section): Do not discard unrecognized
4023 SHT_STRTAB sections.
4025 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4027 * script.cc (Lex::can_continue_name): Make '?' allowable in
4028 version-script names.
4029 * testsuite/version_script.map: Change glob pattern to use '?'
4031 2008-06-30 Manish Singh <yosh@gimp.org>
4034 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4037 2008-06-30 Ian Lance Taylor <iant@google.com>
4041 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4042 versions]: Don't try to read the value in the contents, since we
4043 don't use it. Use the template endianness when writing.
4045 2008-06-25 Cary Coutant <ccoutant@google.com>
4047 * fileread.cc (File_read::make_view): Assert on zero-length view.
4048 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4049 symbol table when there are no symbols to read.
4051 2008-06-23 Craig Silverstein <csilvers@google.com>
4053 * version.cc (version_string): Bump to 1.7
4055 2008-06-18 Craig Silverstein <csilvers@google.com>
4057 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4058 constant 0xFFFF to type Valtype.
4059 (Powerpc_relocate_functions::rel16_ha): Likewise.
4061 2008-06-17 Ian Lance Taylor <iant@google.com>
4063 * output.h (Output_section::Input_section): Initialize p2align_ to
4064 zero for Output_section_data constructors.
4065 (Output_section::Input_section::addralign): If not an input
4066 section, return the alignment of the Output_section_data.
4067 * testsuite/copy_test.cc: New file.
4068 * testsuite/copy_test_1.cc: New file.
4069 * testsuite/copy_test_2.cc: New file.
4070 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4071 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4072 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4073 (copy_test_1_pic.o, copy_test_1.so): New targets.
4074 (copy_test_2_pic.o, copy_test_2.so): New targets.
4075 * testsuite/Makefile.in: Rebuild.
4077 * script-sections.cc (Script_sections::place_orphan): Initialize
4078 local variable exact.
4080 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4082 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4084 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4085 David S. Miller <davem@davemloft.net>
4087 * powerpc.cc: New file.
4088 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4089 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4090 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4091 * Makefile.in: Rebuild.
4093 2008-06-09 Ian Lance Taylor <iant@google.com>
4095 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4097 (throwing, orig_terminate): New static variables.
4098 (terminate_handler): New static function.
4099 (t2): Set terminate handler.
4101 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4104 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4107 2008-05-30 Cary Coutant <ccoutant@google.com>
4109 * archive.cc (Archive::include_all_members) Correct to step
4110 over symbol table and extended name table in thin archives.
4112 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4115 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4118 2008-05-28 Caleb Howe <cshowe@google.com>
4120 * reduced_debug_output.cc: New file.
4121 * reduced_debug_output.h: New file.
4122 * options.h (class General_options): Add --strip-debug-non-line.
4123 * options.cc (General_options::finalize): Add strip_debug_non_line
4124 to the strip heirarchy.
4125 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4127 * layout.cc: Include "reduced_debug_output.h".
4128 (Layout::Layout): Initialize new fields.
4129 (line_only_debug_sections): New static array.
4130 (is_lines_only_debug_sections): New static inline function.
4131 (Layout::include_section): Handle --strip-debug-non-line.
4132 (Layout::make_output_section): If --strip-debug-non-line, build
4133 new output sections for .debug_abbrev and .debug_info.
4134 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4135 gold. Warn about possible overflow.
4136 (read_signed_LEB_128): Likewise.
4137 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4138 (read_signed_LEB_128): Declare.
4139 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4140 (HFILES): Add reduced_debug_output.h.
4141 * Makefile.in: Rebuild.
4143 2008-05-21 Ian Lance Taylor <iant@google.com>
4145 * mapfile.cc: New file.
4146 * mapfile.h: New file.
4147 * options.h (class General_options): Add -M/--print-map and -Map.
4148 * options.cc (General_options::finalize): Make -M equivalent to
4150 * main.cc: Include <cstdio> and "mapfile.h".
4151 (main): Open mapfile if requested.
4152 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4153 constructor. Change caller.
4154 (queue_initial_tasks): Add mapfile parameter. Change caller.
4155 (queue_middle_tasks): Likewise.
4156 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4158 * archive.cc: Include "mapfile.h".
4159 (Archive::add_symbols): Add mapfile parameter. Change all
4160 callers. Pass mapfile, symbol, and reason to include_member.
4161 (Archive::include_all_members): Add mapfile parameter. Change all
4163 (Archive::include_member): Add mapfile, sym, and why parameters.
4164 Change all callers. Report inclusion to map file.
4165 * archive.h: Include "fileread.h".
4166 (class Archive): Update declarations.
4167 (Archive::file): New const method.
4168 (class Add_archive_symbols): Add mapfile_ field. Update
4169 constructor. Change all callers.
4170 * readsyms.h (class Read_symbols): Likewise.
4171 (class Finish_group): Likewise.
4172 (class Read_script): Likewise.
4173 * common.cc: Include "mapfile.h".
4174 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4176 (Symbol_table::do_allocate_commons): Likewise.
4177 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4178 symbol allocation to mapfile.
4179 * common.h (class Allocate_commons_task): Add mapfile_ field.
4180 Update constructor. Change all callers.
4181 * symtab.h (class Symbol_table): Update declarations.
4182 * layout.cc: Include "mapfile.h".
4183 (Layout_task_runner::run): Print information to mapfile.
4184 (Layout::create_gold_note): Change Output_data_fixed_space to
4185 Output_data_zero_fill.
4186 (Layout::create_build_id): Likewise.
4187 (Layout::print_to_mapfile): New function.
4188 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4189 constructor. Change caller.
4190 (class Layout): Declare print_to_mapfile.
4191 * output.cc (Output_section::Input_section::print_to_mapfile): New
4193 (Output_section::add_input_section): If producing a map, always
4194 add to input_sections_ list.
4195 (Output_section::do_print_to_mapfile): New function.
4196 (Output_segment::print_sections_to_mapfile): New function.
4197 (Output_segment::print_section_list_to_mapfile): New function.
4198 * output.h: Include "mapfile.h".
4199 (Output_data::print_to_mapfile): New function.
4200 (Output_data::do_print_to_mapfile): New virtual function.
4201 (Output_segment_headers::do_print_to_mapfile): New function.
4202 (Output_file_header::do_print_to_mapfile): New function.
4203 (Output_data_const::do_print_to_mapfile): New function.
4204 (class Output_data_const_buffer): Add map_name_ field. Update
4205 constructor. Change all callers. Add do_print_to_mapfile
4207 (class Output_data_fixed_space): Likewise.
4208 (class Output_data_space): Likewise.
4209 (class Output_data_zero_fill): New class.
4210 (Output_data_strtab::do_print_to_mapfile): New function.
4211 (Output_data_reloc_base::do_print_to_mapfile): New function.
4212 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4213 (Output_data_group::do_print_to_mapfile): New function.
4214 (Output_data_got::do_print_to_mapfile): New function.
4215 (Output_data_dynamic::do_print_to_mapfile): New function.
4216 (Output_symtab_xindex::do_print_to_mapfile): New function.
4217 (class Output_section): Declare do_print_to_mapflie. Declare
4218 print_to_mapfile in Input_section.
4219 (class Output_segment): Declare new functions.
4220 * object.h (Sized_relobj::symbol_count): New function.
4221 * script-sections.cc
4222 (Output_section_element_dot_assignment::set_section_addresses):
4223 Change Output_data_fixed_space to Output_data_zero_fill.
4224 (Output_data_expression::do_print_to_mapfile): New function.
4225 * script.cc (read_input_script): Add mapfile parameter. Change
4227 * script.h (read_input_script): Update declaration.
4228 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4229 (Eh_frame::do_print_to_mapfile): New function.
4230 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4231 (Output_merge_string::do_print_to_mapfile): New function.
4232 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4234 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4236 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4238 * Makefile.am (CCFILES): Add mapfile.cc.
4239 (HFILES): Add mapfile.h.
4240 * Makefile.in: Rebuild.
4242 2008-05-19 Ian Lance Taylor <iant@google.com>
4244 * options.h (class General_options): Add -z relro.
4245 * layout.cc (Layout::Layout): Initialize relro_segment_.
4246 (Layout::add_output_section_data): Return the output section.
4247 (Layout::make_output_section): Rcognize relro sections and mark
4249 (Layout::attach_allocated_section_to_segment): Put relro sections
4250 in a PT_GNU_RELRO segment.
4251 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4253 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4255 (Layout::linkonce_mapping): Map d.rel.ro.local to
4257 (Layout::output_section_name): Us .data.rel.ro.local for any
4258 section which begins with that.
4259 * layout.h (class Layout): Update add_output_section_data
4260 declaration. Add relro_segment_ field.
4261 * output.cc (Output_section::Output_section): Initialize is_relro_
4262 and is_relro_local_ fields.
4263 (Output_segment::add_output_section): Group relro sections.
4264 (Output_segment::is_first_section_relro): New function.
4265 (Output_segment::maximum_alignment): If there is a relro section,
4266 align the segment to the common page size.
4267 (Output_segment::set_section_addresses): Track whether we are
4268 looking at relro sections. If the last section is a relro
4269 section, align to the common page size.
4270 (Output_segment::set_section_list_addresses): Add in_relro
4271 parameter. Change all callers. Align to the page size when
4272 moving from relro to non-relro section.
4273 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4275 * output.h (class Output_section): Add is_relro_ and
4276 is_relro_local_ fields.
4277 (Output_section::is_relro): New function.
4278 (Output_section::set_is_relro): New function.
4279 (Output_section::is_relro_local): New function.
4280 (Output_section::set_is_relro_local): New function.
4281 (class Output_segment): Update declarations.
4282 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4283 * sparc.cc (Target_sparc::got_section): Likewise.
4284 * x86_64.cc (Target_x86_64::got_section): Likewise.
4285 * testsuite/relro_test_main.cc: New file.
4286 * testsuite/relro_test.cc: New file.
4287 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4288 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4289 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4290 (relro_test.so, relro_test_pic.o): New targets.
4291 * testsuite/Makefile.in: Rebuild.
4293 2008-05-16 Ian Lance Taylor <iant@google.com>
4295 * output.cc (Output_segment::add_output_section): Remove front
4297 * output.h (class Output_segment): Remove
4298 add_initial_output_section and overloaded add_output_section.
4299 Update declaration of remaining add_output_section.
4300 * layout.cc (Layout::create_interp): Call add_output_section
4301 rather than add_initial_output_section.
4302 (Layout::finish_dynamic_section): Likewise.
4304 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4305 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4306 know the dynamic type.
4307 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4308 field. Initialize it in constructor.
4309 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4310 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4311 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4314 * output.cc (Output_reloc::get_address): Change return type to
4316 * output.h (class Output_reloc): Update get_address declaration.
4317 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4318 for section addresses.
4320 2008-05-09 Ian Lance Taylor <iant@google.com>
4323 * gold.cc (gold_nomem): Use return value of write.
4325 2008-05-08 Ian Lance Taylor <iant@google.com>
4327 * symtab.c (Symbol::init_base_output_data): Add version
4328 parameter. Change all callers.
4329 (Symbol::init_base_output_segment): Likewise.
4330 (Symbol::init_base_constant): Likewise.
4331 (Symbol::init_base_undefined): Likewise.
4332 (Sized_symbol::init_output_data): Likewise.
4333 (Sized_symbol::init_output_segment): Likewise.
4334 (Sized_symbol::init_constant): Likewise.
4335 (Sized_symbol::init_undefined): Likewise.
4336 (Symbol_table::do_define_in_output_data): If the new symbol has a
4337 version, mark it as the default.
4338 (Symbol_table::do_define_in_output_segment): Likewise.
4339 (Symbol_table::do_define_as_constant): Likewise.
4340 * symtab.h (class Symbol): Update declarations.
4341 (class Sized_symbol): Likewise.
4342 * resolve.cc (Symbol::override_version): New function.
4343 (Symbol::override_base): Call override_version.
4344 (Symbol::override_base_with_special): Likewise.
4345 * testsuite/ver_script_8.script: New file.
4346 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4347 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4348 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4349 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4351 2008-05-06 Ian Lance Taylor <iant@google.com>
4354 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4356 (class General_options): Remove existing --undefined, and add
4357 --no-undefined instead. Add new --undefined as synonym for -u.
4358 * archive.cc (Archive::add_symbols): Check whether symbol was
4360 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4361 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4362 all uses. Add IS_UNDEFINED. Update declarations to split
4363 different versions of init_base. Declare init_base_undefined.
4364 (Symbol::is_defined): Handle IS_UNDEFINED.
4365 (Symbol::is_undefined): Likewise.
4366 (Symbol::is_weak_undefined): Call is_undefined.
4367 (Symbol::is_absolute): Handle IS_CONSTANT.
4368 (class Sized_symbol): Update declarations to split different
4369 versions of init. Declare init_undefined.
4370 (class Symbol_table): Declare new functions.
4371 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4373 (Symbol::init_base_output_data): Likewise.
4374 (Symbol::init_base_output_segment): Likewise.
4375 (Symbol::init_base_constant): Likewise.
4376 (Symbol::init_base_undefined): New function.
4377 (Sized_symbol::init_object): Rename from init. Change all
4379 (Sized_symbol::init_output_data): Likewise.
4380 (Sized_symbol::init_output_segment): Likewise.
4381 (Sized_symbol::init_constant): Likewise.
4382 (Sized_symbol::init_undefined): New function.
4383 (Symbol_table::add_undefined_symbols_from_command_line): New
4385 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4387 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4388 (Symbol::output_section): Likewise.
4389 (Symbol::set_output_section): Likewise.
4390 (Symbol_table::sized_finalize_symbol): Likewise.
4391 (Symbol_table::sized_write_globals): Likewise.
4392 * resolve.cc (Symbol_table::should_override): Likewise.
4393 (Symbol::override_base_with_special): Likewise.
4395 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4396 symbol, change it to have default visibility.
4397 * testsuite/protected_1.cc: New file.
4398 * testsuite/protected_2.cc: New file.
4399 * testsuite/protected_3.cc: New file.
4400 * testsuite/protected_main_1.cc: New file.
4401 * testsuite/protected_main_2.cc: New file.
4402 * testsuite/protected_main_3.cc: New file.
4403 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4404 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4405 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4406 (protected_1.so): New target.
4407 (protected_1_pic.o, protected_2_pic.o): New targets.
4408 (protected_3_pic.o): New target.
4409 (check_PROGRAMS): Add protected_2.
4410 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4411 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4412 * testsuite/Makefile.in: Rebuild.
4414 * options.h (DEFINE_var): Add set_user_set_##varname__.
4415 (DEFINE_bool_alias): New macro.
4416 (class General_options): Define -Bstatic using DEFINE_bool_alias
4417 rather than DEFINE_special. Add --undefined as an alias for -z
4419 * options.cc (General_options::parse_Bstatic): Remove.
4421 * options.h (class General_options): Add --fatal-warnings.
4422 * main.cc (main): Implement --fatal-warnings.
4423 * errors.h (Errors::warning_count): New function.
4425 * options.h (class General_options): Add -Bsymbolic-functions.
4426 * symtab.h (Symbol::is_preemptible): Check for
4427 -Bsymbolic-functions.
4429 2008-05-05 Ian Lance Taylor <iant@google.com>
4431 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4432 as noVARNAME rather than no-VARNAME.
4433 (class General_options): Add option -z combreloc.
4434 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4436 (Output_reloc::sort_before) [SHT_REL]: New function.
4437 (Output_reloc::sort_before) [SHT_RELA]: New function.
4438 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4439 Sort_relocs_comparison.
4440 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4441 parameter. Change all callers.
4442 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4443 sort_relocs parameter. Change all callers.
4444 * output.cc (Output_reloc::get_address): New function, broken out
4446 (Output_reloc::write_rel): Call it.
4447 (Output_reloc::compare): New function.
4448 (Output_data_reloc_base::do_write): Optionally sort relocs.
4450 * configure.ac: If targ_extra_obj is set, link it in.
4451 * configure.tgt: Initialize all variables.
4452 (x86_64*): Set targ_extra_obj and targ_extra_size.
4453 * configure: Rebuild.
4455 * object.cc (Sized_relobj::include_section_group): Adjust section
4456 indexes read from group data. Build vector to pass to
4458 * layout.cc (Layout::layout_group): Add flags and shndxes
4459 parameters. Remove contents parameter. Change caller. Update
4460 explicit instantiations.
4461 * layout.h (class Layout): Update layout_group declaration.
4462 * output.cc (Output_data_group::Output_data_group): Add flags and
4463 input_shndxes parameters. Remove contents parameter. Change
4465 (Output_data_group::do_write): Change input_sections_ to
4467 * output.h (class Output_data_group): Update constructor
4468 declaration. Rename input_sections_ to input_shndxes_.
4469 * testsuite/many_sections_test.cc: Add template.
4471 2008-04-30 Cary Coutant <ccoutant@google.com>
4473 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4475 * layout.cc (Layout::include_section): Refactored check for debug
4477 (Layout::add_comdat): Add new parameters. Change type
4478 of signature parameter. Add object and shndx to signatures table.
4479 (Layout::find_kept_object): New function.
4480 * layout.h: Include <cstring>.
4481 (Layout::is_debug_info_section): New function.
4482 (Layout::add_comdat): Add new parameters.
4483 (Layout::find_kept_object): New function.
4484 (Layout::Kept_section): New struct.
4485 (Layout::Signatures): Change type of map range.
4486 * object.cc (Relobj::output_section_address): New function.
4487 (Sized_relobj::include_section_group): Add new parameters. Change
4488 calls to Layout::add_comdat. Change to build table of kept comdat
4489 groups and table mapping discarded sections to kept sections.
4490 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4491 (Sized_relobj::do_layout): Change calls to include_section_group and
4492 include_linkonce_section.
4493 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4494 value to zero when section is discarded.
4495 (Sized_relobj::map_to_kept_section): New function.
4496 * object.h (Relobj::output_section_address): New function.
4497 (Relobj::Comdat_group): New type.
4498 (Relobj::find_comdat_group): New function.
4499 (Relobj::Comdat_group_table): New type.
4500 (Relobj::Kept_comdat_section): New type.
4501 (Relobj::Kept_comdat_section_table): New type.
4502 (Relobj::add_comdat_group): New function.
4503 (Relobj::set_kept_comdat_section): New function.
4504 (Relobj::get_kept_comdat_section): New function.
4505 (Relobj::comdat_groups_): New field.
4506 (Relobj::kept_comdat_sections_): New field.
4507 (Symbol_value::input_value): Update comment.
4508 (Sized_relobj::map_to_kept_section) New function.
4509 (Sized_relobj::include_linkonce_section): Add new parameter.
4510 * target-reloc.h (Comdat_behavior): New type.
4511 (get_comdat_behavior): New function.
4512 (relocate_section): Add code to map a discarded section to the
4513 corresponding kept section when applying a relocation.
4515 2008-04-30 Craig Silverstein <csilvers@google.com>
4517 * dwarf_reader.cc (next_generation_count): New static var.
4518 (Addr2line_cache_entry): New struct.
4519 (addr2line_cache): New static var.
4520 (Dwarf_line_info::one_addr2line): Added caching.
4521 (Dwarf_line_info::clear_addr2line_cache): New function.
4522 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4523 cache-size parameter.
4524 (Dwarf_line_info::one_addr2line_cache): New function.
4525 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4526 new cache-size argument to one_addr2line(), and clear cache.
4528 2008-04-28 Cary Coutant <ccoutant@google.com>
4530 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4531 R_386_PC8 relocations.
4533 2008-04-23 Ian Lance Taylor <iant@google.com>
4535 * object.cc (Sized_relobj::include_section_group): Check for
4536 invalid section group.
4538 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4541 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4542 than read for file header.
4543 * archive.cc (Archive::include_member): Likewise.
4545 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4547 * aclocal.m4: Regenerate.
4548 * configure: Regenerate.
4550 2008-04-19 Ian Lance Taylor <iant@google.com>
4552 * version.cc (version_string): Bump to 1.6.
4554 * testsuite/Makefile.am (many_sections_r_test): New target.
4555 (many_sections_r_test_SOURCES): Remove.
4556 (many_sections_r_test_DEPENDENCIES): Remove.
4557 (many_sections_r_test_LDFLAGS): Remove.
4558 (many_sections_r_test_LDADD): Remove.
4560 * object.cc (Sized_relobj::do_add_symbols): Always pass
4561 local_symbol_count_ to add_from_relobj.
4563 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4564 every thousand variables.
4565 * testsuite/Makefile.in: Rebuild.
4567 * object.cc (Xindex::initialize_symtab_xindex): New function.
4568 (Xindex::read_symtab_xindex): New function.
4569 (Xindex::sym_xindex_to_shndx): New function.
4570 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4572 (Sized_relobj::do_initialize_xindex): New function.
4573 (Sized_relobj::do_read_symbols): Adjust section links.
4574 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4575 parameter. Change all callers.
4576 (Sized_relobj::include_section_group): Adjust section links and
4577 symbol section indexes.
4578 (Sized_relobj::do_layout): Adjust section links.
4579 (Sized_relobj::do_count_local_symbols): Adjust section links and
4580 symbol section indexes.
4581 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4582 ordinary and special symbols.
4583 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4584 dynsym_xindex parameters. Change all callers. Adjust section
4585 links. Use SHN_XINDEX when needed.
4586 (Sized_relobj::get_symbol_location_info): Adjust section links.
4587 Don't get fooled by special symbols.
4588 * object.h (class Xindex): Define.
4589 (class Object): Add xindex_ parameter. Declare virtual functoin
4590 do_initialize_xindex.
4591 (Object::adjust_sym_shndx): New function.
4592 (Object::set_xindex): New protected function.
4593 (class Symbol_value): Add is_ordinary_shndx_ field.
4594 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4595 (Symbol_value::value): Assert ordinary section.
4596 (Symbol_value::initialize_input_to_output_map): Likewise.
4597 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4599 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4601 (class Sized_relobj): Update declarations.
4602 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4603 parameter. Change all callers.
4604 (Sized_relobj::adjust_shndx): New function.
4605 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4607 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4608 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4609 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4610 (Sized_dynobj::read_dynsym_section): Adjust section links.
4611 (Sized_dynobj::read_dynamic): Likewise.
4612 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4614 (Sized_dynobj::do_initialize_xindex): New function.
4615 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4616 do_initialize_xindex.
4617 (Sized_dynobj::adjust_shndx): New function.
4618 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4619 dynsym_xindex_ fields.
4620 (Layout::finalize): Add a call to set_section_indexes before
4621 creating the symtab sections.
4622 (Layout::set_section_indexes): Don't do anything if the section
4623 already has a section index.
4624 (Layout::create_symtab_sections): Add shnum parameter. Change
4625 caller. Create .symtab_shndx section if needed.
4626 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4628 (Layout::allocated_output_section_count): New function.
4629 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4631 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4632 fields. Update declarations.
4633 (Layout::symtab_xindex): New function.
4634 (Layout::dynsym_xindex): New function.
4635 (class Write_symbols_task): Add layout_ field.
4636 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4638 * output.cc (Output_section_headers::Output_section_headers): Add
4639 shstrtab_section parameter. Change all callers.
4640 (Output_section_headers::do_sized_write): Store overflow values
4641 for section count and section string table section index in
4642 section header zero.
4643 (Output_file_header::do_sized_write): Check for overflow of
4644 section count and section string table section index.
4645 (Output_symtab_xindex::do_write): New function.
4646 (Output_symtab_xindex::endian_do_write): New function.
4647 * output.h (class Output_section_headers): Add shstrtab_section_.
4648 Update declarations.
4649 (class Output_symtab_xindex): Define.
4650 (Output_section::has_out_shndx): New function.
4651 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4653 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4655 (Sized_symbol::init): Likewise.
4656 (Symbol::output_section): Check for ordinary symbol.
4657 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4658 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4660 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4661 Change all callers. Simplify handling of symbols from sections
4662 not included in the link.
4663 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4665 (Weak_alias_sorter::operator()): Assert that symbols are
4667 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4669 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4670 parameters. Change all callers.
4671 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4672 symbol distinction. Use SHN_XINDEX when needed.
4673 (Symbol_table::write_section_symbol): Add symtab_xindex
4674 parameter. Change all callers.
4675 (Symbol_table::sized_write_section_symbol): Likewise. Use
4676 SHN_XINDEX when needed.
4677 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4679 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4680 (Symbol::is_defined): Check is_ordinary.
4681 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4682 (Symbol::is_absolute, Symbol::is_common): Likewise.
4683 (class Sized_symbol): Update declarations.
4684 (class Symbol_table): Update declarations.
4685 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4686 parameters. Change all callers.
4687 (Sized_symbol::override): Likewise.
4688 (Symbol_table::override): Likewise.
4689 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4690 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4691 is_ordinary, and orig_st_shndx parameters. Change all callers.
4692 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4693 to be in an ordinary section.
4694 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4695 object and is_ordinary parameters. Change all callers.
4696 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4697 Change all callers. Don't add undefined or non-ordinary symbols
4699 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4701 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4703 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4704 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4705 (Sized_relobj::relocate_sections): Likewise.
4706 * target-reloc.h (scan_relocs): Adjust section symbol index.
4707 (scan_relocatable_relocs): Likewise.
4708 * i386.cc (Scan::local): Check for ordinary symbols.
4709 * sparc.cc (Scan::local): Likewise.
4710 * x86_64.cc (Scan::local): Likewise.
4711 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4712 to symbol_section_and_value.
4713 * testsuite/many_sections_test.cc: New file.
4714 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4715 (check_PROGRAMS): Add many_sections_test.
4716 (many_sections_test_SOURCES): Define.
4717 (many_sections_test_DEPENDENCIES): Define.
4718 (many_sections_test_LDFLAGS): Define.
4719 (BUILT_SOURCES): Add many_sections_define.h.
4720 (many_sections_define.h): New target.
4721 (BUILT_SOURCES): Add many_sections_check.h.
4722 (many_sections_check.h): New target.
4723 (check_PROGRAMS): Add many_sections_r_test.
4724 (many_sections_r_test_SOURCES): Define.
4725 (many_sections_r_test_DEPENDENCIES): Define.
4726 (many_sections_r_test_LDFLAGS): Define.
4727 (many_sections_r_test_LDADD): Define.
4728 (many_sections_r_test.o): New target.
4729 * testsuite/Makefile.in: Rebuild.
4731 2008-04-17 Cary Coutant <ccoutant@google.com>
4733 * errors.cc (Errors::info): New function.
4734 (gold_info): New function.
4735 * errors.h (Errors::info): New function.
4736 * gold.h (gold_info): New function.
4737 * object.cc (Input_objects::add_object): Print trace output.
4738 * options.cc (options::parse_set): New function.
4739 (General_options::parse_wrap): Deleted.
4740 (General_options::General_options): Deleted initializer.
4741 * options.h (options::String_set): New typedef.
4742 (options::parse_set): New function.
4743 (DEFINE_set): New macro.
4744 (General_options::wrap): Changed to use DEFINE_set. Changed
4745 callers of any_wrap_symbols and is_wrap_symbol.
4746 (General_options::trace, General_options::trace_symbol):
4748 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4749 (General_options::wrap_symbols_): Deleted.
4750 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4752 2008-04-17 David S. Miller <davem@davemloft.net>
4754 * options.cc (General_options::parse_V): New function.
4755 * options.h: Add entries for -V and -Qy.
4757 2008-04-17 Ian Lance Taylor <iant@google.com>
4759 * common.cc (Symbol_table::allocate_commons): Remove options
4760 parameter. Change caller.
4761 (Symbol_table::do_allocate_commons): Remove options parameter.
4762 Change caller. Just call do_allocate_commons_list twice.
4763 (Symbol_table::do_allocate_commons_list): New function, broken out
4764 of do_allocate_commons.
4765 * common.h (class Allocate_commons_task): Remove options_ field.
4767 * symtab.cc (Symbol_table::Symbol_table): Initialize
4769 (Symbol_table::add_from_object): Put TLS common symbols on
4771 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4772 which are IN_OUTPUT_DATA.
4773 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4774 allocate_commons and do_allocate_commons declarations. Declare
4775 do_allocate_commons_list.
4776 * gold.cc (queue_middle_tasks): Update creation of
4777 Allocate_commons_task to not pass options.
4778 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4779 (TLS_TEST_C_FLAGS): New variable.
4780 (tls_test_c_pic.o): New target.
4781 (tls_test_shared.so): Link in tls_test_c_pic.o.
4782 (tls_test_c_pic_ie.o): New target.
4783 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4784 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4785 (tls_test_c.o): New target.
4786 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4787 (tls_pic_test_LDADD): Likewise.
4788 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4789 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4790 (tls_test_c_gnu2.o): New target.
4791 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4793 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4794 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4795 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4796 * testsuite/tls_test.cc: Include "config.h".
4797 (t_last): Call t11_last.
4798 * testsuite/tls_test.h (t11, t11_last): Declare.
4799 * testsuite/tls_test_c.c: New file.
4800 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4801 * configure.ac: Check for OpenMP support.
4802 * configure, config.in, Makefile.in: Rebuild.
4803 * testsuite/Makefile.in: Rebuild.
4805 2008-04-16 Cary Coutant <ccoutant@google.com>
4807 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4808 (Target_i386::tls_base_symbol_defined_): New field.
4809 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4810 (Target_i386::Scan::global): Likewise.
4811 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4812 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4813 (Target_x86_64::tls_base_symbol_defined_): New field.
4814 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4815 (Target_x86_64::Scan::global): Likewise.
4817 2008-04-16 Cary Coutant <ccoutant@google.com>
4819 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4820 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4821 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4822 building shared libraries.
4823 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4824 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4825 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4826 * testsuite/Makefile.in: Rebuild.
4827 * testsuite/weak_undef.h: New file.
4828 * testsuite/weak_undef_file1.cc: Add extra test cases.
4829 * testsuite/weak_undef_file2.cc: Likewise.
4830 * testsuite/weak_undef_test.cc: Likewise.
4832 2008-04-16 David S. Miller <davem@davemloft.net>
4834 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4835 Add issued_non_pic_error_ field. Declare check_non_pic.
4836 (Target_sparc::Scan::check_non_pic): New function.
4837 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4838 (Target_sparc::Scan::global): Likewise.
4840 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4841 * configure: Rebuild.
4843 * options.h (DEFINE_enable): New macro.
4844 (new_dtags): New enable option.
4845 (initfirst, interpose, loadfltr, nodefaultlib,
4846 nodelete, nodlopen, nodump): New -z options.
4847 * layout.cc (Layout:finish_dynamic_section): If new
4848 dtags enabled, emit DT_RUNPATH. Also, emit a
4849 DT_FLAGS_1 containing any specified -z flags.
4851 2008-04-16 Ian Lance Taylor <iant@google.com>
4853 * copy-relocs.cc: New file.
4854 * copy-relocs.h: New file.
4855 * reloc.cc: Remove Copy_relocs code.
4856 * reloc.h: Likewise.
4857 * reloc-types.h (struct Reloc_types) [both versions]: Add
4858 get_reloc_addend_noerror.
4859 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4860 variants of add_global which take an addend which must be zero.
4861 * i386.cc: Include "copy-relocs.h".
4862 (class Target_i386): Change type of copy_relocs_ to variable,
4864 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4866 (Target_i386::do_finalize_sections): Change handling of
4868 * sparc.cc: Include "copy-relocs.h".
4869 (class Target_sparc): Change type of copy_relocs_ to variable,
4871 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4873 (Target_sparc::do_finalize_sections): Change handling of
4875 * x86_64.cc: Include "copy-relocs.h".
4876 (class Target_x86_64): Change type of copy_relocs_ to variable,
4878 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4879 class. Change all callers.
4880 (Target_x86_64::do_finalize_sections): Change handling of
4882 * Makefile.am (CCFILES): Add copy-relocs.cc.
4883 (HFILES): Add copy-relocs.h.
4885 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4887 * testsuite/script_test_4.sh: Permit leading zeroes.
4889 2008-04-15 Ian Lance Taylor <iant@google.com>
4891 * script-sections.cc (Script_sections::create_segments): Use
4892 header_size_adjustment even when there is enough room for the
4894 * testsuite/script_test_4.sh: New file.
4895 * testsuite/script_test_4.t: New file.
4896 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4897 (check_DATA): Add script_test_4.stdout.
4898 (MOSTLYCLEANFILES): Likewise.
4899 (script_test_4): New target.
4900 (script_test_4.stdout): New target.
4901 * testsuite/Makefile.in: Rebuild.
4903 * sparc.cc: Add definitions for Output_data_plt_sparc class
4906 2008-04-14 David S. Miller <davem@davemloft.net>
4908 * sparc.cc: New file.
4909 * Makefile.am (TARGETSOURCES): Add sparc.cc
4910 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4911 * configure.tgt: Document targ_extra_size and
4912 targ_extra_big_endian. Add entries for sparc-* and
4914 * configure.ac: Handle targ_extra_size and
4915 targ_extra_big_endian.
4916 * Makefile.in: Rebuild.
4917 * configure: Likewise.
4918 * po/POTFILES.in: Likewise.
4919 * po/gold.pot: Likewise.
4921 2008-04-14 Ian Lance Taylor <iant@google.com>
4923 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4924 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4925 in the name/type/flags to section mapping. Don't call
4926 allocate_output_section.
4927 (Layout::choose_output_section): Change parameter from adjust_name
4928 to is_input_section. Don't permit input sections after sections
4929 are attached to segments. Don't call allocate_output_section.
4930 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4931 not write_enable_output_section.
4932 (Layout::make_output_section): Don't push to
4933 unattached_section_list_ nor call attach_to_segment. Call
4934 attach_section_to_segment if sections are attached.
4935 (Layout::attach_sections_to_segments): New function.
4936 (Layout::attach_section_to_segment): New function.
4937 (Layout::attach_allocated_section_to_segment): Rename from
4938 attach_to_segment. Remove flags parameter.
4939 (Layout::allocate_output_section): Remove function.
4940 (Layout::write_enable_output_section): Remove function.
4941 * layout.h (class Layout): Update for above changes. Add new
4942 field sections_are_attached_.
4943 * output.h (Output_section::update_flags_for_input_section): New
4945 * output.cc (Output_section::add_input_section): Call
4946 update_flags_for_input_section.
4947 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4949 2008-04-11 Cary Coutant <ccoutant@google.com>
4951 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4952 thought unnecessary.
4953 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4955 2008-04-11 Ian Lance Taylor <iant@google.com>
4957 * output.h (class Output_section_data): Remove inline definition
4959 * output.cc (Output_section_data::set_addralign): New function.
4961 2008-04-11 Cary Coutant <ccoutant@google.com>
4963 Add support for TLS descriptors for i386 and x86_64.
4964 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4965 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4966 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4968 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4969 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4970 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4972 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4973 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4974 Fix problem with initial-exec relocations.
4975 (Target_i386::Relocate::relocate_tls): Likewise.
4976 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4978 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4979 support for section-plus-offset dynamic table entries.
4980 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4981 (Output_data_dynamic::Dynamic_entry): Add support for
4982 section-plus-offset dynamic table entries.
4983 (Output_data_dynamic::Classification): Likewise.
4984 (Output_data_dynamic::classification_): Renamed offset_.
4985 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4986 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4987 (Target_x86_64::make_plt_section): New function.
4988 (Target_x86_64::reserve_tlsdesc_entries): New function.
4989 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4990 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4991 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4992 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4993 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4994 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4995 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4996 add extra PLT entry for TLS descriptors.
4997 (Output_data_plt_x86_64::got_): New field.
4998 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4999 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5001 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5003 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5004 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5005 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5006 R_386_TLS_DESC_CALL relocations.
5007 (Target_x86_64::Scan::global): Likewise.
5008 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5009 for TLS descriptors.
5010 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5011 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5012 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5013 GD-to-IE relaxation.
5014 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5015 and TLS_DESCRIPTORS.
5016 * Makefile.in: Rebuild.
5017 * configure: Rebuild.
5018 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5019 (tls_test_shared2.so): New target.
5020 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5021 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5022 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5023 (tls_shared_gd_to_ie_test_LDADD): New variable.
5024 (tls_shared_gnu2_gd_to_ie_test): New target.
5025 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5027 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5028 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5029 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5030 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5031 (tls_shared_gnu2_test): New target.
5032 (tls_test_gnu2_shared.so): New target.
5033 (tls_shared_gnu2_test_SOURCES): New variable.
5034 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5035 (tls_shared_gnu2_test_LDFLAGS): New variable.
5036 (tls_shared_gnu2_test_LDADD): New variable.
5037 * testsuite/Makefile.in: Rebuild.
5038 * testsuite/Makefile.
5040 2008-04-11 Ian Lance Taylor <iant@google.com>
5042 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5044 * testsuite/Makefile.in: Rebuild.
5046 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5048 * testsuite/script_test_2.cc (main): Adjust test.
5050 2008-04-11 David S. Miller <davem@davemloft.net>
5051 Ian Lance Taylor <iant@google.com>
5053 * options.h (General_options): Add entries for '-Y' and
5055 * options.cc (General_options:finalize): If -Y was used, add those
5056 entries to the library path instead of the default "/lib" and
5059 2008-04-11 David S. Miller <davem@davemloft.net>
5061 * testsuite/justsyms.t: Start at 0x100.
5062 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5063 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5065 * testsuite/script_test_2.cc: Adjust string and section length
5068 2008-04-09 Ian Lance Taylor <iant@google.com>
5071 * script-sections.cc (Sections_element::allocate_to_segment): Add
5073 (Output_section_definition::allocate_to_segment): Likewise.
5074 (Orphan_output_section::allocate_to_segment): Likewise.
5075 (Script_sections::attach_sections_using_phdrs_clause): Don't
5076 propagate non-PT_LOAD segments to orphan sections.
5077 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5078 readelf rather than objdump.
5079 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5080 .interp section and PT_INTERP segment are the same size.
5081 * testsuite/Makefile.in: Rebuild.
5083 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5084 aliases for symbols defined in the same object.
5085 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5086 (weak_alias_test_SOURCES): New variable.
5087 (weak_alias_test_DEPENDENCIES): New variable.
5088 (weak_alias_test_LDFLAGS): New variable.
5089 (weak_alias_test_LDADD): New variable.
5090 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5091 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5092 (weak_alias_test_3.o): New target.
5093 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5094 * testsuite/weak_alias_test_main.cc: New file.
5095 * testsuite/weak_alias_test_1.cc: New file.
5096 * testsuite/weak_alias_test_2.cc: New file.
5097 * testsuite/weak_alias_test_3.cc: New file.
5099 2008-04-08 Ian Lance Taylor <iant@google.com>
5101 * options.h (class General_options): Add --noinhibit-exec option.
5102 * main.cc (main): Check --noinhibit-exec.
5104 * options.h (class General_options): Define --wrap as a special
5105 option. Add wrap_symbols_ field.
5106 (General_options::any_wrap_symbols): New function.
5107 (General_options::is_wrap_symbol): New function.
5108 * options.cc (General_options::parse_wrap): New function.
5109 (General_options::General_options): Initialize wrap_symbols_.
5110 * symtab.cc (Symbol_table::wrap_symbol): New function.
5111 (Symbol_table::add_from_object): Handle --wrap.
5112 * symtab.h (class Symbol_table): Declare wrap_symbol.
5113 * target.h (Target::wrap_char): New function.
5114 (Target::Target_info): Add wrap_char field.
5115 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5116 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5117 * testsuite/testfile.cc (Target_test::test_target_info):
5120 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5123 * layout.h (class Layout): Add added_eh_frame_data_ field.
5124 * layout.cc (Layout::Layout): Initialize new field.
5125 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5126 output section until we find a section we merged successfully.
5127 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5128 that the size be non-zero.
5130 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5133 2008-04-08 Craig Silverstein <csilvers@google.com>
5135 * configure.ac: Export new conditional variable HAVE_ZLIB.
5136 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5138 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5139 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5141 2008-04-07 Ian Lance Taylor <iant@google.com>
5143 * version.cc (version_string): Set to "1.5".
5145 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5146 Add issued_non_pic_error_ field. Declare check_non_pic.
5147 (Target_x86_64::Scan::check_non_pic): New function.
5148 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5149 (Target_x86_64::Scan::global): Likewise.
5151 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5152 addend parameter. Change caller. Handle merge sections.
5153 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5154 Address to Addend. Don't add in the result of
5155 local_section_offset, pass down the addend and use the returned
5157 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5158 Update declarations of local_section_offset and symbol_value.
5159 * testsuite/two_file_test_1.cc (t18): New function.
5160 * testsuite/two_file_test_2.cc (f18): New function.
5161 * testsuite/two_file_test_main.cc (main): Call t18.
5162 * testsuite/two_file_test.h (t18, f18): Declare.
5164 * configure.ac: Don't test for objdump, c++filt, or readelf.
5165 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5167 (TEST_READELF): New variable.
5168 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5169 (check_PROGRAMS): Add two_file_strip_test.
5170 (two_file_strip_test): New target.
5171 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5172 (two_file_same_shared_strip_test_SOURCES): New variable.
5173 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5174 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5175 (two_file_same_shared_strip_test_LDADD): New variable.
5176 (two_file_shared_strip.so): New target.
5177 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5178 (ver_test_5.syms, ver_test_7.syms): Likewise.
5179 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5180 (strip_test_3.stdout): Use TEST_OBJDUMP.
5181 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5183 2008-04-04 Cary Coutant <ccoutant@google.com>
5185 * symtab.h (Symbol::is_weak_undefined): New function.
5186 (Symbol::is_strong_undefined): New function.
5187 (Symbol::is_absolute): New function.
5188 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5189 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5191 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5192 (weak_undef_test): New target.
5193 * testsuite/Makefile.in: Rebuild.
5194 * testsuite/weak_undef_file1.cc: New file.
5195 * testsuite/weak_undef_file2.cc: New file.
5196 * testsuite/weak_undef_test.cc: New file.
5198 2008-04-03 Craig Silverstein <csilvers@google.com>
5200 * compressed_output.h (class Output_compressed_section): Use
5202 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5204 (zlib_compressed_suffix): Removed.
5205 (Output_compressed_section::set_final_data_size): Use unsigned
5207 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5208 Fix linker invocation.
5209 (flagstest_o_specialfile_and_compress_debug_sections):
5211 * testsuite/Makefile.in: Regenerated.
5213 2008-04-02 David S. Miller <davem@davemloft.net>
5215 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5216 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5218 2008-04-02 Craig Silverstein <csilvers@google.com>
5222 2008-04-02 Ian Lance Taylor <iant@google.com>
5224 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5225 parameters. Update for new key type to views_. Change all
5227 (File_read::read): Adjust for byteshift in returned view.
5228 (File_read::add_view): New function, broken out of
5230 (File_read::make_view): New function, broken out of
5232 (File_read::find_or_make_view): Add offset and aligned
5233 parameters. Rewrite accordingly. Change all callers.
5234 (File_read::get_view): Add offset and aligned parameters. Adjust
5235 for byteshift in return value.
5236 (File_read::get_lasting_view): Likewise.
5237 * fileread.h (class File_read): Update declarations.
5238 (class File_read::View): Add byteshift_ field. Add byteshift to
5239 constructor. Add byteshift method.
5240 * archive.h (Archive::clear_uncached_views): New function.
5241 (Archive::get_view): Add aligned parameter. Change all callers.
5242 * object.h (Object::get_view): Add aligned parameter. Change all
5244 (Object::get_lasting_view): Likewise.
5246 * fileread.cc (File_read::release): Don't call clear_views if
5247 there are multiple objects.
5248 * fileread.h (File_read::clear_uncached_views): New function.
5249 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5252 2008-03-31 Cary Coutant <ccoutant@google.com>
5254 Add thin archive support.
5255 * archive.cc (Archive::armagt): New const.
5256 (Archive::setup): Remove task parameter and calls to unlock.
5257 (Archive::unlock_nested_archives): New function.
5258 (Archive::read_header): Add nested_off parameter. Change
5260 (Archive::interpret_header): Likewise.
5261 (Archive::include_all_members): Change to handle thin
5263 (Archive::include_member): Likewise.
5264 * archive.h (Archive::Archive): Add new parameters and
5266 (Archive::armagt): New const.
5267 (Archive::setup): Remove task parameter.
5268 (Archive::unlock_nested_archives): New function.
5269 (Archive::read_header): Add nested_off parameter.
5270 (Archive::interpret_header): Likewise.
5271 (Archive::Nested_archive_table): New typedef.
5272 (Archive::is_thin_archive_): New field.
5273 (Archive::nested_archives_): New field.
5274 (Archive::options_): New field.
5275 (Archive::dirpath_): New field.
5276 (Archive::task_): New field.
5277 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5278 for thin archives. Pass additional parameters to
5279 Archive::Archive. Unlock the archive file after calling
5282 2008-03-29 Ian Lance Taylor <iant@google.com>
5284 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5285 version symbol to be local.
5286 * testsuite/ver_test_4.sh: New file.
5287 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5288 (check_DATA): Add ver_test_4.syms.
5289 (ver_test_4.syms): New target.
5290 * testsuite/Makefile.in: Rebuild.
5293 (Output_section::Input_section_sort_entry::has_priority): New
5295 (Output_section::Input_section_sort_entry::match_file_name): New
5297 (Output_section::Input_section_sort_entry::match_section_name):
5299 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5301 (Output_section::Input_section_sort_entry::match_section_file):
5303 (Output_section::Input_section_sort_compare::operator()): Rewrite
5304 using new Input_section_sort_entry functions. Sort crtbegin and
5305 crtend first. Sort sections with no priority before sections with
5307 * testsuite/initpri1.c (d3): Check j != 4.
5308 (cd5): New constructor/destructor function.
5309 (main): Check j != 2.
5311 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5312 new symbol when resolving, don't call set_is_default.
5313 * testsuite/ver_test_7.cc: New file.
5314 * testsuite/ver_test_7.sh: New file.
5315 * testsuite/Makefile.am (ver_test_7.so): New target.
5316 (ver_test_7.o): New target.
5317 (check_SCRIPTS): Add ver_test_7.sh.
5318 (check_DATA): Add ver_test_7.syms.
5319 (ver_test_7.syms): New target.
5321 2008-03-28 Ian Lance Taylor <iant@google.com>
5323 * layout.cc (Layout::layout): If we see an input section with a
5324 name that needs sorting, set the must_sort flag for the output
5326 (Layout::make_output_section): If the name of the output section
5327 indicates that it might require sorting, set the may_sort flag.
5328 * output.h (Output_section::may_sort_attached_input_sections): New
5330 (Output_section::set_may_sort_attached_input_sections): New
5332 (Output_section::must_sort_attached_input_sections): New
5334 (Output_section::set_must_sort_attached_input_sections): New
5336 (class Output_section): Declare Input_section_sort_entry. Define
5337 Input_section_sort_compare. Declare
5338 sort_attached_input_sections. Add new fields:
5339 may_sort_attached_input_sections_,
5340 must_sort_attached_input_sections_,
5341 attached_input_sections_are_sorted_.
5342 * output.cc (Output_section::Output_section): Initialize new
5344 (Output_section::add_input_section): Add an entry to
5345 input_sections_ if may_sort or must_sort are true.
5346 (Output_section::set_final_data_size): Call
5347 sort_attached_input_sections if necessary.
5348 (Output_section::Input_section_sort_entry): Define new class.
5349 (Output_section::Input_section_sort_compare::operator()): New
5351 (Output_section::sort_attached_input_sections): New function.
5352 * configure.ac: Check whether the compiler supports constructor
5353 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5354 * testsuite/initpri1.c: New file.
5355 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5356 CONSTRUCTOR_PRIORITY.
5357 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5358 (initpri1_LDFLAGS): New variable.
5359 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5361 2008-03-27 Ian Lance Taylor <iant@google.com>
5363 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5364 * testsuite/common_test_1.c: New file.
5365 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5366 (common_test_1_SOURCES): New variable.
5367 (common_test_1_DEPENDENCIES): New variable.
5368 (common_test_1_LDFLAGS): New variable.
5370 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5371 and commons_ correctly when NAME/VERSION does not override
5373 * testsuite/ver_test_6.c: New file.
5374 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5375 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5376 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5378 2008-03-26 Ian Lance Taylor <iant@google.com>
5380 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5381 of an undefined symbol from a version script.
5382 * testsuite/Makefile.am (ver_test_5.so): New target.
5383 (ver_test_5.o): New target.
5384 (check_SCRIPTS): Add ver_test_5.sh.
5385 (check_DATA): Add ver_test_5.syms.
5386 (ver_test_5.syms): New target.
5387 * testsuite/ver_test_5.cc: New file.
5388 * testsuite/ver_test_5.script: New file.
5389 * testsuite/ver_test_5.sh: New file.
5390 * Makefile.in, testsuite/Makefile.in: Rebuild.
5393 Fix problems building gold with gcc 4.3.0.
5394 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5395 (gold_error_at_location, gold_warning_at_location): Use it.
5396 * configure.ac: Check whether we can compile and use a template
5397 function with a printf attribute.
5398 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5399 when jumping over bytes.
5400 * object.cc: Instantiate Object::read_section_data.
5401 * debug.h: Include <cstring>
5402 * dwarf_reader.cc: Include <algorithm>
5403 * main.cc: Include <cstring>.
5404 * options.cc: Include <cstring>.
5405 * output.cc: Include <cstring>.
5406 * script.cc: Include <cstring>.
5407 * script.h: Include <string>.
5408 * symtab.cc: Include <cstring> and <algorithm>.
5409 * target-select.cc: Include <cstring>.
5410 * version.cc: Include <string>.
5411 * testsuite/testmain.cc: Include <cstdlib>.
5412 * configure, config.in: Rebuild.
5414 2008-03-25 Ian Lance Taylor <iant@google.com>
5416 * options.cc: Include "../bfd/bfdver.h".
5417 (options::help): Print bug reporting address.
5419 * version.cc (print_version): Adjust output for current value of
5424 * options.cc (options::help): Print list of supported targets.
5425 * target-select.h: Include <vector>.
5426 (class Target_selector): Make machine_, size_, and is_big_endian_
5427 fields const. Add bfd_name_ and instantiated_target_ fields.
5428 (Target_selector::Target_selector): Add bfd_name parameter.
5429 (Target_selector::recognize): Make non-virtual, call
5431 (Target_selector::recognize_by_name): Make non-virtual, call
5432 do_recognize_by_name.
5433 (Target_selector::supported_names): New function.
5434 (Target_selector::bfd_name): New function.
5435 (Target_selector::do_instantiate_target): New pure virtual
5437 (Target_selector::do_recognize): New virtual function.
5438 (Target_selector::do_recognize_by_name): New virtual function.
5439 (Target_selector::instantiate_target): New private function.
5440 (supported_target_names): Declare.
5441 * target-select.cc (Target_selector::Target_selector): Update for
5442 new parameter and fields.
5443 (select_target_by_name): Check that the name matches before
5444 calling recognize_by_name.
5445 (supported_target_names): New function.
5446 * i386.cc (class Target_selector_i386): Update Target_selector
5447 constructor call. Remove recognize and recognize_by_name. Add
5448 do_instantiate_target.
5449 * x86_64.cc (class Target_selector_x86_64): Likewise.
5450 * testsuite/testfile.cc (class Target_selector_test): Update for
5451 changes to Target_selector.
5453 * README: Rewrite, with some notes on unsupported features.
5455 2008-03-24 Cary Coutant <ccoutant@google.com>
5457 * i386.cc (Target_i386::Got_type): New enum declaration.
5458 (Target_i386::Scan::local): Updated callers of Output_data_got
5460 (Target_i386::Scan::global): Likewise.
5461 (Target_i386::Relocate::relocate): Likewise.
5462 (Target_i386::Relocate::relocate_tls): Likewise.
5463 * object.h (Got_offset_list): New class.
5464 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5465 (Sized_relobj::local_got_offset): Likewise.
5466 (Sized_relobj::set_local_got_offset): Likewise.
5467 (Sized_relobj::local_has_tls_got_offset): Removed.
5468 (Sized_relobj::local_tls_got_offset): Removed.
5469 (Sized_relobj::set_local_tls_got_offset): Removed.
5470 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5471 * output.cc (Output_data_got::add_global): Added got_type parameter.
5472 (Output_data_got::add_global_with_rel): Likewise.
5473 (Output_data_got::add_global_with_rela): Likewise.
5474 (Output_data_got::add_global_pair_with_rel): New function.
5475 (Output_data_got::add_global_pair_with_rela): New function.
5476 (Output_data_got::add_local): Added got_type parameter.
5477 (Output_data_got::add_local_with_rel): Likewise.
5478 (Output_data_got::add_local_with_rela): Likewise.
5479 (Output_data_got::add_local_pair_with_rel): New function.
5480 (Output_data_got::add_local_pair_with_rela): New function.
5481 (Output_data_got::add_global_tls): Removed.
5482 (Output_data_got::add_global_tls_with_rel): Removed.
5483 (Output_data_got::add_global_tls_with_rela): Removed.
5484 (Output_data_got::add_local_tls): Removed.
5485 (Output_data_got::add_local_tls_with_rel): Removed.
5486 (Output_data_got::add_local_tls_with_rela): Removed.
5487 * output.h (Output_data_got::add_global): Added got_type parameter.
5488 (Output_data_got::add_global_with_rel): Likewise.
5489 (Output_data_got::add_global_with_rela): Likewise.
5490 (Output_data_got::add_global_pair_with_rel): New function.
5491 (Output_data_got::add_global_pair_with_rela): New function.
5492 (Output_data_got::add_local): Added got_type parameter.
5493 (Output_data_got::add_local_with_rel): Likewise.
5494 (Output_data_got::add_local_with_rela): Likewise.
5495 (Output_data_got::add_local_pair_with_rel): New function.
5496 (Output_data_got::add_local_pair_with_rela): New function.
5497 (Output_data_got::add_global_tls): Removed.
5498 (Output_data_got::add_global_tls_with_rel): Removed.
5499 (Output_data_got::add_global_tls_with_rela): Removed.
5500 (Output_data_got::add_local_tls): Removed.
5501 (Output_data_got::add_local_tls_with_rel): Removed.
5502 (Output_data_got::add_local_tls_with_rela): Removed.
5503 * resolve.cc (Symbol::override_base_with_special): Removed
5504 reference to has_got_offset_ field.
5505 * symtab.cc (Symbol::init_fields): Replaced initialization
5506 of got_offset_ with got_offsets_. Removed initialization
5508 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5509 (Symbol::got_offset): Likewise.
5510 (Symbol::set_got_offset): Likewise.
5511 (Symbol::has_tls_got_offset): Removed.
5512 (Symbol::tls_got_offset): Removed.
5513 (Symbol::set_tls_got_offset): Removed.
5514 (Symbol::got_offset_): Removed.
5515 (Symbol::tls_mod_got_offset_): Removed.
5516 (Symbol::tls_pair_got_offset_): Removed.
5517 (Symbol::got_offsets_): New field.
5518 (Symbol::has_got_offset): Removed.
5519 (Symbol::has_tls_mod_got_offset): Removed.
5520 (Symbol::has_tls_pair_got_offset): Removed.
5521 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5522 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5524 (Target_x86_64::Scan::global): Likewise.
5525 (Target_x86_64::Relocate::relocate): Likewise.
5526 (Target_x86_64::Relocate::relocate_tls): Likewise.
5528 2008-03-25 Ben Elliston <bje@au.ibm.com>
5530 * yyscript.y: Fix spelling error in comment.
5532 2008-03-24 Ian Lance Taylor <iant@google.com>
5534 * options.h (class General_options): Define build_id option.
5535 * layout.h (class Layout): Declare write_build_id, create_note,
5536 create_build_id. Add build_id_note_ member.
5537 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5538 "libiberty.h", "md5.h", "sha1.h".
5539 (Layout::Layout): Initialize eh_frame_data_,
5540 eh_frame_hdr_section_, and build_id_note_.
5541 (Layout::finalize): Call create_build_id.
5542 (Layout::create_note): New function, broken out of
5543 Layout::create_gold_note.
5544 (Layout::create_gold_note): Call create_note.
5545 (Layout::create_build_id): New function.
5546 (Layout::write_build_id): New function.
5547 (Close_task_runner::run): Call write_build_id.
5549 * x86_64.cc: Correct license to GPLv3.
5551 2008-03-23 Ian Lance Taylor <iant@google.com>
5553 * options.cc: Include "demangle.h".
5554 (parse_optional_string): New function.
5555 (parse_long_option): Handle takes_optional_argument.
5556 (parse_short_option): Update dash_z initializer. Handle
5557 takes_optional_argument.
5558 (General_options::General_options): Initialize do_demangle_.
5559 (General_options::finalize): Set do_demangle_. Handle demangling
5561 * options.h (parse_optional_string): Declare.
5562 (struct One_option): Add optional_arg field. Update constructor.
5563 Update call constructor calls. Add takes_optional_argument
5565 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5566 (DEFINE_optional_string): Define.
5567 (General_options::demangle): Change from DEFINE_bool to
5568 DEFINE_optional_string.
5569 (General_options::no_demangle): New function.
5570 (General_options::do_demangle): New function.
5571 (General_options::set_do_demangle): New function.
5572 (General_options::execstack_status_): Move definition to end of
5574 (General_options::static_): Likewise.
5575 (General_options::do_demangle_): New field.
5576 * object.cc (big_endian>::get_symbol_location_info): Call
5577 Options::do_demangle, not Options::demangle.
5578 * symtab.cc (demangle): Likewise.
5580 2008-03-22 Ian Lance Taylor <iant@google.com>
5582 * gold.h: Include <cstddef> and <sys/types.h>
5583 * options.h: Include <cstring>.
5585 2008-03-21 Ian Lance Taylor <iant@google.com>
5587 * Added source code to GNU binutils.