1 2009-12-21 Sriraman Tallam <tmsriram@google.com>
3 * options.cc (General_options::parse_version): Make -v continue and do
4 the link like GNU ld does.
6 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
8 * Makefile.am (CCFILES): Add timer.cc.
10 * configure.ac: Check for sysconf and times.
11 * main.cc: include timer.h.
12 (main): Use Timer instead of get_run_time.
15 * workqueue.cc: include timer.h.
16 (Workqueue::find_and_run_task):
17 Report user, sys and wall time.
18 * Makefile.in: Regenerate.
19 * config.in: Regenerate.
20 * configure: Regenerate.
22 2009-12-16 Doug Kwan <dougkwan@google.com>
24 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
26 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
27 relaxed input sections.
28 * output.cc (Output_section::find_relaxed_input_section): Change
29 return type to Output_relaxed_input_section pointer. Adjust code
30 for new type of relaxed_input_section_map_.
31 * output.h (Output_section::find_relaxed_input_section): Change
32 return type to Output_relaxed_input_section pointer.
33 (Output_section::Output_relaxed_input_section_by_input_section_map):
35 (Output_section::relaxed_input_section_map_): Change type to
36 Output_section::Output_relaxed_input_section_by_input_section_map.
37 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
40 2009-12-15 Ian Lance Taylor <iant@google.com>
42 * layout.cc (Layout::create_shstrtab): Only write out after input
43 sections if we are compressing debug sections.
45 2009-12-15 Ian Lance Taylor <iant@google.com>
47 * archive.cc (Archive::add_symbols): Only look up a symbol without
48 a version if there is, in fact, a version.
50 2009-12-14 Ian Lance Taylor <iant@google.com>
52 Revert -Wshadow changes, all changes from:
53 2009-12-11 Doug Kwan <dougkwan@google.com>
54 2009-12-11 Nick Clifton <nickc@redhat.com>
55 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
57 2009-12-11 Doug Kwan <dougkwan@google.com>
59 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
61 * attributes.cc (Object_attribute::size): Ditto.
62 (Attributes_section_data::size): Ditto.
63 (Attributes_section_data::Attributes_section_data): Ditto.
64 (Output_attributes_section_data::do_write): Ditto.
65 * attributes.h (Object_attribute::set_type): Ditto.
66 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
68 2009-12-11 Nick Clifton <nickc@redhat.com>
70 * archive.cc: Fix shadowed variable warnings.
72 * compressed_output.cc: Likewise.
73 * compressed_output.h: Likewise.
74 * configure: Likewise.
75 * dwarf_reader.cc: Likewise.
76 * dynobj.cc: Likewise.
78 * ehframe.cc: Likewise.
79 * ehframe.h: Likewise.
80 * errors.cc: Likewise.
81 * expression.cc: Likewise.
82 * fileread.cc: Likewise.
83 * fileread.h: Likewise.
84 * freebsd.h: Likewise.
87 * incremental.h: Likewise.
88 * layout.cc: Likewise.
90 * mapfile.cc: Likewise.
93 * object.cc: Likewise.
95 * options.h: Likewise.
96 * output.cc: Likewise.
98 * parameters.cc: Likewise.
99 * plugin.cc: Likewise.
100 * powerpc.cc: Likewise.
101 * reduced_debug_output.cc: Likewise.
102 * reduced_debug_output.h: Likewise.
103 * reloc.cc: Likewise.
105 * resolve.cc: Likewise.
106 * script-sections.cc: Likewise.
107 * script.cc: Likewise.
108 * script.h: Likewise.
109 * sparc.cc: Likewise.
110 * symtab.cc: Likewise.
111 * symtab.h: Likewise.
112 * target-select.cc: Likewise.
113 * target-select.h: Likewise.
115 * workqueue.cc: Likewise.
116 * workqueue.h: Likewise.
117 * x86_64.cc: Likewise.
119 2009-12-10 Doug Kwan <dougkwan@google.com>
121 * arm.cc (attributes.h): New include.
122 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
123 (Arm_relobj::~Arm_relobj): Delete object pointed by
124 attributes_section_data_.
125 (Arm_relobj::attributes_section_data): New method definition.
126 (Arm_relobj::attributes_section_data_): New data member declaration.
127 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
128 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
129 attributes_section_data_.
130 (Arm_dynobj::attributes_section_data): New method definition.
131 (Arm_dynobj::attributes_section_data_): New data member declaration.
132 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
133 initialization value of may_use_blx_ to false.
134 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
135 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
136 object attributes to compute results instead of hard-coding.
137 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
138 Target_arm::get_secondary_compatible_arch,
139 Target_arm::set_secondary_compatible_arch
140 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
141 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
142 New method declarations.
143 (Target_arm::get_aeabi_object_attribute): New method definition.
144 (Target_arm::attributes_section_data_): New data member declaration.
145 (read_arm_attributes_section): New template definition.
146 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
147 (Arm_dynobj::do_read_symbols): Ditto.
148 (Target_arm::do_finalize_sections): Merge attributes sections from
149 input. Check for BLX use after attributes section merging.
150 Fix __exidx_start and __exidx_end visibility. Create an
151 .ARM.attributes section if necessary.
152 (Target_arm::get_secondary_compatible_arch,
153 Target_arm::set_secondary_compatible_arch,
154 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
155 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
156 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
157 New method definitions.
159 2009-12-09 Ian Lance Taylor <iant@google.com>
161 * plugin.cc (Plugin::load): Don't cast from void* to a function
164 2009-12-09 Ian Lance Taylor <iant@google.com>
166 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
169 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
171 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
172 Replace two_file_shared_1.so with two_file_shared_2.so.
173 * testsuite/Makefile.in: Regenerated.
175 2009-12-08 Doug Kwan <dougkwan@google.com>
177 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
178 (HFILES): Add attributes.h and int_encoding.h.
179 * Makefile.in: Regenerate.
180 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
181 function definitions to int_encoding.cc
182 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
183 prototypes to int_encoding.h
184 * reduced_debug_output.cc (int_encoding.h): New include.
185 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
186 function definitions to int_encoding.cc
187 (insert_into_vector, read_from_pointer): Move template definitions to
189 * attributes.cc: New file.
190 * attributes.h: New file.
191 * int_encoding.cc: New file.
192 * int_encoding.h: New file.
194 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
197 * incremental-dump.cc (dump_incremental_inputs): New.
198 (main): Use dump_incremental_inputs.
200 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
203 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
204 checking elfcpp::STT_FUNC.
205 (Target_i386::Relocate::relocate): Likewise.
206 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
208 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
209 symbols from shared libraries into normal FUNC symbols.
211 * symtab.h (Symbol): Add is_func and use it.
213 2009-12-05 Doug Kwan <dougkwan@google.com>
215 * arm.cc (Target_arm::arm_info): Initialize new fields
216 attributes_section and attributes_vendor.
217 * i386.cc (Target_i386::i386_info): Same.
218 * object.cc (Sized_relobj::do_layout): Skip attribute section.
219 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
220 fields attributes_section and attributes_vendor.
221 * sparc.cc (Target_sparc::sparc_info): Same.
222 * target.h (Target::attributes_section, Target::attributes_vendor,
223 Target::is_attributes_section, Target::attribute_arg_type,
224 Target::attributes_order): New method definitions.
225 (Target::Target_info::attributes_section,
226 Target::Target_info::attributes_vendor): New fields.
227 (Target::do_attribute_arg_type, Target::do_attributes_order): New
228 virtual method definitions.
229 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
230 attributes_section and attributes_vendor.
231 * testsuite/testfile.cc (Target_test::test_target_info): Same.
233 2009-12-05 Doug Kwan <dougkwan@google.com>
235 * arm.cc: Update comments about interworking and stub generation.
236 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
237 considered as non-PIC.
238 (Arm_relocate_functions::base_abs): Fix formatting.
239 (Arm_relocate_functions::got_prel): Fix comment. Change interface
240 of function to use GOT entry address instead of offset.
241 (Target_arm::Scan::global): Issue an error if a symbol would need a
242 PLT does not get one because it is untyped. Remove code to create
243 dynamic symbols for relative branches.
244 (Target_arm::Relocate::relocate: Use 0 instead of false since function
245 takes unsigned integer instead of boolean.
247 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
249 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
250 (two_file_test_LDADD): Likewise.
251 (common_test_1_LDADD): Likewise.
252 (exception_test_LDADD) Likewise.
253 (weak_test_LDADD): Likewise.
254 (many_sections_test_LDADD): Likewise.
255 (initpri1_LDADD): Likewise.
256 (script_test_1_LDADD): Likewise.
257 (script_test_2_LDADD): Likewise.
258 (justsyms_LDADD): Likewise.
259 (binary_test_LDADD): Likewise.
260 (large_LDADD): Likewise.
261 * testsuite/Makefile.in: Regenerated.
263 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
265 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
266 (Symbol_table::override_with_special): Likewise.
267 (Symbol_table::add_from_object): Likewise.
269 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
271 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
272 Don't set the data_offset twice.
274 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
276 * testsuite/Makefile.in: Regenerate.
278 2009-12-03 Doug Kwan <dougkwan@google.com>
280 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
281 (Target_arm::do_finalize_sections): Add parameter for symbol table
282 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
283 * i386.cc (Target_i386::do_finalize_sections): Add an additional
284 parameter for symbol table pointer.
285 * layout.cc (Layout::finalize): Call Target::finalize_sections with
286 an additional parameter for a pointer to symbol table.
287 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
288 parameter for a symbol table pointer.
289 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
290 * target.h (Target::finalize_sections, Target::do_finalize_sections):
292 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
293 parameter for a symbol table pointer.
295 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
297 * incremental.cc (Incremental_inputs_header)
298 (Incremental_inputs_header_write, Incremental_inputs_entry)
299 (Incremental_inputs_entry_write): Move ...
300 * incremental.h (Incremental_inputs_header)
301 (Incremental_inputs_header_write, Incremental_inputs_entry)
302 (Incremental_inputs_entry_write): here.
304 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
306 * incremental.cc (make_sized_incremental_binary): Set the target.
307 Error if it is incompatible.
308 * output.h (Output_file): Add filename method.
310 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
312 * incremental.cc (Incremental_inputs_entry): Remove unused argument
313 from the get_* methods.
315 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
317 * incremental-dump.cc (main): Check that the offeset of a script is 0.
318 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
319 Write 0 for the data_offset of scripts.
321 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
323 * testsuite/Makefile.am: Add the incremental_test.sh test.
324 * testsuite/incremental_test.sh: New.
325 * testsuite/incremental_test_1.c: New.
326 * testsuite/incremental_test_2.c: New.
328 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
330 * incremental-dump.cc (main): Fix typos.
332 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
335 * incremental-dump.cc (main): Use llu to print 64 bit values.
337 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
338 H.J. Lu <hongjiu.lu@intel.com>
340 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
342 (incremental_dump_LDADD): Likewise.
343 * Makefile.in: Regenerated.
345 2009-11-25 Doug Kwan <dougkwan@google.com>
349 2009-11-25 Doug Kwan <dougkwan@google.com>
351 * arm.cc (Target_arm::Target_arm): Move method definition
352 outside of class definition. Add code to handle
353 --target1-rel, --target1-abs and --target2= options.
354 (Target_arm::get_reloc_reloc_type): Change method to be
355 non-static and const.
356 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
357 New data member declaration.
358 (Target_arm::Scan::local, Target_arm::Scan::global,
359 Target_arm::Relocate::relocate,
360 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
361 Adjust call to Target_arm::get_real_reloc_type.
362 (Target_arm::get_real_reloc_type): Use command line options
363 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
364 * options.h (--target1-rel, --target1-abs, --target2): New
367 2009-11-25 Doug Kwan <dougkwan@google.com>
369 * arm.cc (Target_arm::Target_arm): Move method definition outside of
370 class definition. Add code to handle --target1-rel, --target1-abs
371 and --target2= options.
372 (Target_arm::get_reloc_reloc_type): Change method to be non-static
374 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
376 (Target_arm::Scan::local, Target_arm::Scan::global,
377 Target_arm::Relocate::relocate,
378 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
379 call to Target_arm::get_real_reloc_type.
380 (Target_arm::get_real_reloc_type): Use command line options to
381 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
382 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
385 2009-11-25 Doug Kwan <dougkwan@google.com>
387 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
388 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
389 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
391 (Arm_relocate_functions::thm_call): Replace body with a call to
392 Arm_relocate_functions::thumb_branch_common.
393 (Arm_relocate_functions::thm_jump24,
394 Arm_relocate_functions::thm_xpc22): New method definitions.
395 (Arm_relocate_functions::thumb_branch_common): New method definition.
396 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
398 (Target_arm::Relocate::relocate): Adjust call to thm_call.
399 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
401 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
403 * Makefile.am: Build incremental-dump
404 * Makefile.in: Regenerate.
405 * incremental-dump.cc: New.
406 * incremental.cc (Incremental_inputs_header_data,
407 Incremental_inputs_entry_data): Move to incremental.h
408 * incremental.h: (Incremental_inputs_header_data,
409 Incremental_inputs_entry_data): Move from incremental.cc
411 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
413 * incremental.cc (Incremental_inputs_header,
414 Incremental_inputs_header_write, Incremental_inputs_entry,
415 Incremental_inputs_entry_write): Add a typedef with the data type.
417 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
419 * incremental.cc (Incremental_inputs_header,
420 Incremental_inputs_header_write, Incremental_inputs_entry,
421 Incremental_inputs_entry_write): Update comment about which
422 type has the filed descriptions.
424 2009-11-15 Doug Kwan <dougkwan@google.com>
426 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
427 (Arm_relocate_functions::arm_branch_common): Change method defintion
428 in class definition to a method declaration and update list of formal
430 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
431 Arm_relocation_functions::jump24): Adjust call to
432 Arm_relocate_functions::arm_branch_common. Update list of formal
434 (Arm_relocate_functions::xpc25): New method definition.
435 (Arm_relocate_functions::arm_branch_common): Move method defintion
436 out from class definition. Use stubs for mode-switching and extending
438 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
439 specially. Change code to enable use of stubs in ARM branches.
441 2009-11-10 Doug Kwan <dougkwan@google.com>
443 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
444 in method declaration.
445 (Target_arm::relocate_stub): New method declaration.
446 (Target_arm::default_target): Change to return a pointer instead of
448 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
449 Target_arm::default_target.
450 (Arm_Relobj::do_relocate_sections): Remove options paramater in
452 (Target_arm::relocate_section): Adjust view.
453 (Target_arm::relocate_stub): New method definition.
455 2009-11-10 Doug Kwan <dougkwan@google.com>
457 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
459 * incremental.cc (open_incremental_binary): Initialized local
460 variables to avoid warnings.
461 * object.cc (make_elf_object): Ditto.
462 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
465 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
468 * testsuite/plugin_test.c: Include "config.h".
470 2009-11-09 Doug Kwan <dougkwan@google.com>
472 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
473 (arm_symbol_value): Remove.
474 (Arm_relocate_functions::arm_branch_common,
475 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
476 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
477 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
478 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
479 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
480 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
481 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
482 Arm_relocate_functions::thm_mobw_abs_nc,
483 Arm_relocate_functions::thm_mov_abs,
484 Arm_relocate_functions::movw_prel_nc,
485 Arm_relocate_functions::thm_movt_abs,
486 Arm_relocate_functions::movt_prel,
487 Arm_relocate_functions::thm_movw_prel_nc,
488 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
489 (Target_arm::Relocate::relocate): Only decompose address into two
490 parts if relocation type uses the thumb-bit and pass the actual
491 bit instead of a flag indicating that the thumb-bit is used. Adjust
492 calls to methods in Arm_relocate_functions for this change.
494 2009-11-08 Ian Lance Taylor <iant@google.com>
497 * reloc.cc: Instantiate
498 Sized_relobj::initialize_input_to_output_maps and
499 Sized_relobj:free_input_to_output_maps.
501 2009-11-06 Ian Lance Taylor <iant@google.com>
504 * defstd.cc (in_segment): Set only_if_ref true for "end".
506 2009-11-06 Doug Kwan <dougkwan@google.com>
508 * arm.cc (class Reloc_stub): Correct a comment.
509 (Target_arm::Target_arm): Initialize arm_input_section_map_.
510 (Target_arm::scan_section_for_stubs): New method declaration.
511 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
512 Change methods from private to protected.
513 (Target_arm::do_may_relax): New method definition.
514 (Target_arm::do_relax, Target_arm::group_sections,
515 Target_arm::scan_reloc_for_stub,
516 Target_arm::scan_reloc_section_for_stubs): New method declarations.
517 (Target_arm::arm_input_section_map_): New data member declaration.
518 (Target_arm::scan_reloc_for_stub,
519 Target_arm::scan_reloc_section_for_stubs,
520 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
521 Target_arm::do_relax): New method definitions.
523 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
525 * configure.ac: Check for (struct stat)::st_mtim
526 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
527 * config.in: Regenerate.
528 * configure: Regenerate.
530 2009-11-05 Ian Lance Taylor <iant@google.com>
533 * output.cc (Output_segment::add_output_section): Add missing
536 2009-11-04 Ian Lance Taylor <iant@google.com>
539 * object.h (class Object): Add is_needed and set_is_needed
540 methods. Add is_needed_ field. Make bool fields into bitfields.
541 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
542 defined in a dynamic object and referenced by a regular object,
543 set is_needed for the dynamic object.
544 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
545 if the file is marked with as_needed and it is not needed.
547 2009-11-04 Ian Lance Taylor <iant@google.com>
550 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
551 tags if data is discarded by linker script.
552 * i386.cc (Target_i386::do_finalize_sections): Likewise.
553 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
554 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
555 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
557 2009-11-04 Ian Lance Taylor <iant@google.com>
559 * layout.cc (Layout::get_output_section): Add is_interp and
560 is_dynamic_linker_section parameters. Change all callers.
561 (Layout::choose_output_section): Likewise.
562 (Layout::make_output_section): Likewise.
563 (Layout::add_output_section_data): Add is_dynamic_linker_section
564 parameter. Change all callers.
565 * layout.h (class Layout): Update declarations.
566 * output.h (class Output_section): Add is_interp, set_is_interp,
567 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
568 Add is_interp_, is_dynamic_linker_section_ fields. Change
569 generate_code_fills_at_write_ to a bitfield.
570 * output.cc (Output_section::Output_sections): Initialize new
572 (Output_segment::add_output_section): Add do_sort parameter.
575 2009-11-03 Ian Lance Taylor <iant@google.com>
578 * options.h (class General_options): Add --warn-common.
579 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
580 merging two common symbols.
581 (Symbol_table::should_override): Handle --warn-common when merging
582 a common symbol with a defined symbol. Use report_resolve_problem
583 for multiple definitions.
584 (Symbol_table::report_resolve_problem): New function.
585 * symtab.h (class Symbol_table): Declare report_resolve_problem.
587 2009-11-03 Doug Kwan <dougkwan@google.com>
589 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
591 (Target_arm::stub_factory): New method definition.
592 (Target_arm::new_arm_input_section,
593 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
594 Target_arm::reloc_uses_thumb_bit): New method declarations.
595 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
596 New type definitions.
597 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
599 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
600 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
601 New method definitions.
603 2009-11-03 Ian Lance Taylor <iant@google.com>
605 * options.h (class General_options): Add --warn_constructors.
607 2009-11-03 Ian Lance Taylor <iant@google.com>
610 * defstd.cc (in_section): Add entries for __rel_iplt_start,
611 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
613 2009-11-03 Ian Lance Taylor <iant@google.com>
616 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
617 --msgid-bugs-address.
618 (install-pdf): New target.
619 (install-data_yes): Look up one directory to find mkinstalldirs.
621 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
623 * po/Make-in (.po.gmo): Don't generate .gmo files in source
626 2009-10-30 Doug Kwan <dougkwan@google.com>
628 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
630 2009-10-30 Doug Kwan <dougkwan@google.com>
632 * arm.cc (Stub_addend_reader): New struct template definition
633 and partial specializations.
634 (Stub_addend_reader::operator()): New method definition for a
635 partially specialized template.
637 2009-10-30 Doug Kwan <dougkwan@google.com>
639 * arm.cc (Arm_relobj::processor_specific_flags): New method
641 (Arm_relobj::do_read_symbols): New method declaration.
642 (Arm_relobj::processor_specific_flags_): New data member declaration.
643 (Arm_dynobj): New class definition.
644 (Target_arm::do_finalize_sections): Add input_objects parameter.
645 (Target_arm::do_adjust_elf_header): New method declaration.
646 (Target_arm::are_eabi_versions_compatible,
647 (Target_arm::merge_processor_specific_flags): New method declaration.
648 (Target_arm::do_make_elf_object): New overloaded method definitions
650 (Arm_relobj::do_read_symbols): New method definition.
651 (Arm_dynobj::do_read_symbols): Ditto.
652 (Target_arm::do_finalize_sections): Add input_objects parameters.
653 Merge processor-specific flags from all input objects.
654 (Target_arm::are_eabi_versions_compatible,
655 Target_arm::merge_processor_specific_flags,
656 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
657 New method definitions.
658 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
659 Input_objects pointer type parameter.
660 * layout.cc (Layout::finalize): Pass input objects to target's.
661 finalize_sections function.
662 * output.cc (Output_file_header::do_sized_write): Set ELF file
663 header's processor-specific flags.
664 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
665 Input_objects pointer type parameter.
666 * sparc.cc (Target_sparc::do_finalize_sections): Same.
667 * target.h (Input_objects): New forward class declaration.
668 (Target::processor_specific_flags,
669 Target::are_processor_specific_flags_sect): New method definitions.
670 (Target::finalize_sections): Add input_objects parameter.
671 (Target::Target): Initialize processor_specific_flags_ and
672 are_processor_specific_flags_set_.
673 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
675 (Target::set_processor_specific_flags): New method definition.
676 (Target::processor_specific_flags_,
677 Target::are_processor_specific_flags_set_): New data member
679 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
680 Input_objects pointer type parameter.
682 2009-10-30 Doug Kwan <dougkwan@google.com>
684 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
686 2009-10-28 Ian Lance Taylor <iant@google.com>
688 * object.h (class Relobj): Drop options parameter from
689 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
690 do_scan_relocs, do_relocate. Change all callers.
691 (class Sized_relobj): Drop options parameters from
692 do_gc_process_relocs, do_scan_relocs, do_relocate,
693 do_relocate_sections, relocate_sections, emit_relocs_scan,
694 emit_relocs_scan_reltype. Change all callers.
695 (struct Relocate_info): Remove options field and all references to
697 * reloc.h (class Read_relocs): Remove options constructor
698 parameter and options_ field. Change all callers.
699 (class Gc_process_relocs, class Scan_relocs): Likewise.
700 (class Relocate_task): Likewise.
701 * target-reloc.h (scan_relocs): Remove options parameter. Change
703 (scan_relocatable_relocs): Likewise.
704 * target.h (class Sized_target): Remove options parameter from
705 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
707 * gc.h (gc_process_relocs): Remove options parameter. Change all
709 * arm.cc: Update functions to remove options parameters.
711 * powerpc.cc: Likewise.
712 * sparc.cc: Likewise.
713 * x86_64.cc: Likewise.
714 * testsuite/testfile.cc: Likewise.
716 2009-10-28 Doug Kwan <dougkwan@google.com>
718 * arm.cc (Arm_relobj): New class definition.
719 (Arm_relobj::scan_sections_for_stubs,
720 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
721 New method definitions.
723 2009-10-28 Cary Coutant <ccoutant@google.com>
725 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
726 (Plugin::cleanup_done_): New member.
727 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
728 (Plugin_manager::cleanup_done_): Remove.
729 (Plugin_manager::add_input_file): Edit error message.
730 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
731 (Plugin_manager::cleanup): Remove use of cleanup_done_.
733 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
735 * fileread.cc: (File_read::View::~View): Use the new
736 data_ownership_ filed.
737 (File_read::~File_read): Dispose the new whole_file_view_.
738 (File_read::open): Mmap the whole file if needed.
739 (File_read::open): Use whole_file_view_ instead of contents_.
740 (File_read::find_view): Use whole_file_view_ if applicable.
741 (File_read::do_read): Use whole_file_view_ instead of contents_.
742 (File_read::make_view): Use whole_file_view_ instead of contents_,
743 update File_read::View::View call.
744 (File_read::find_or_make_view): Update File_read::View::View
746 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
748 (File_read::View::Data_ownership): New enum.
749 (File_read::View::View): Replace bool mapped_ with Data_ownership
751 (File_read::View::mapped_): Remove (replaced by data_ownership_).
752 (File_read::View::data_ownership_): New field.
753 (File_read::contents_): Remove (replaced by whole_file_view_).
754 (File_read::whole_file_view_): New field.
755 * options.h (class General_options): Add --keep-files-mapped.
757 2009-10-27 Cary Coutant <ccoutant@google.com>
759 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
760 * testsuite/Makefile.am (plugin_test_5): New test case.
761 * testsuite/Makefile.in: Regenerate.
763 2009-10-25 Doug Kwan <dougkwan@google.com>
765 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
766 from private to protected to allow access by child class.
767 (Sized_relobj::do_relocate_sections): New method declaration.
768 (Sized_relobj::relocate_sections): Virtualize.
769 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
770 Sized_relobj::relocate_sections. Instantiate template explicitly
771 for different target sizes and endianity.
773 2009-10-24 Doug Kwan <dougkwan@google.com>
775 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
776 (Arm_input_section::as_arm_input_section): New method.
777 (Arm_output_section): New class definition.
778 (Arm_output_section::create_stub_group,
779 Arm_output_section::group_sections): New method definitions.
781 2009-10-22 Doug Kwan <dougkwan@google.com>
783 * arm.cc (Arm_input_section): New class definition.
784 (Arm_input_section::init, Arm_input_section:do_write,
785 Arm_input_section::set_final_data_size,
786 Arm_input_section::do_reset_address_and_file_offset): New method
789 2009-10-21 Doug Kwan <dougkwan@google.com>
791 * arm.cc (Stub_table, Arm_input_section): New forward class
793 (Stub_table): New class defintion.
794 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
795 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
796 New method definition.
798 2009-10-21 Doug Kwan <dougkwan@google.com>
800 * arm.cc: Update copyright comments.
801 (Target_arm): New forward class template declaration.
802 (Arm_address): New type.
803 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
804 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
805 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
807 (Insn_template): Same.
808 (DEF_STUBS): New macro.
809 (Stub_type): New enum type.
810 (Stub_template): New class definition.
813 (Stub_factory): Same.
814 (Target_arm::Target_arm): Initialize may_use_blx_ and
815 should_force_pic_veneer_.
816 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
817 Target_arm::should_force_pic_veneer,
818 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
819 Target_arm::using_thumb_only, Target_arm:;default_target): New
821 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
822 New data member declarations.
823 (Insn_template::size, Insn_template::alignment): New method defintions.
824 (Stub_template::Stub_template): New method definition.
825 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
826 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
827 (Stub_factory::Stub_factory): New method definition.
828 * gold.h (string_hash): New template.
829 * output.h (Input_section_specifier::hash_value): Use
831 (Input_section_specifier::string_hash): Remove.
832 * stringpool.cc (Stringpool_template::string_hash): Use
835 2009-10-20 Doug Kwan <dougkwan@google.com>
837 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
838 symbols of relaxed input sections.
839 * output.h (Output_section::find_relaxed_input_section): Make
842 2009-10-16 Doug Kwan <dougkwan@google.com>
844 * dynobj.cc (Versions::Versions): Initialize version_script_.
845 Only insert base version symbol definition for a shared object
846 if version script defines any version versions.
847 (Versions::define_base_version): New method definition.
848 (Versions::add_def): Check that base version is not needed.
849 (Versions::add_need): Define base version lazily.
850 * dynobj.h (Versions::define_base_version): New method declaration.
851 (Versions::needs_base_version_): New data member declaration.
852 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
853 (check_DATA): Add no_version_test.stdout.
854 (libno_version_test.so, no_version_test.o no_version_test.stdout):
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/no_version_test.c: New file.
858 * testsuite/no_version_test.sh: Ditto.
860 2009-10-16 Doug Kwan <dougkwan@google.com>
862 * expression.cc (class Segment_start_expression): New class definition.
863 (Segment_start_expression::value): New method definition.
864 (script_exp_function_segment_start): Return a new
865 Segment_start_expression.
866 * gold/script-c.h (script_saw_segment_start_expression): New function
868 * script-sections.cc (Script_sections::Script_sections): Initialize
869 SAW_SEGMENT_START_EXPRESSION_ to false.
870 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
871 and -Tbbs options to specify section addresses if given in
872 command line and no SEGMENT_START expression is seen in a script.
873 * script-sections.h (Script_sections::saw_segment_start_expression,
874 Script_sections::set_saw_segment_start_expression): New method
876 (Script_sections::saw_segment_start_expression_): New data member
878 * script.cc (script_saw_segment_start_expression): New function.
879 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
880 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
881 script_test_7.sh and script_test_8.sh.
882 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
883 script_test_8.stdout.
884 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
885 (script_test_6, script_test_6.stdout, script_test_7,
886 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
887 * Makefile.in: Regenerate.
888 * testsuite/script_test_6.sh: New file.
889 * testsuite/script_test_6.t: Same.
890 * testsuite/script_test_7.sh: Same.
891 * testsuite/script_test_7.t: Same.
892 * testsuite/script_test_8.sh: Same.
894 2009-10-16 Doug Kwan <dougkwan@google.com>
896 * output.cc (Output_segment::set_section_list_address): Cast
897 expressions to unsigned long long type to avoid format warnings.
899 2009-10-15 Ian Lance Taylor <iant@google.com>
901 * script.cc (Script_options::add_symbol_assignment): Always add a
902 dot assignment to script_sections_.
903 * script-sections.cc (Script_sections::add_dot_assignment):
904 Initialize if necessary.
906 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
907 program headers with no load segment if there is a linker script.
909 * layout.cc (Layout::set_segment_offsets): Align the file offset
910 to the segment aligment for -N or -n with no load segment.
911 * output.cc (Output_segment::add_output_section): Don't crash if
912 the first section is a TLS section.
913 (Output_segment::set_section_list_addresses): Print an error
914 message if the address moves backward in a linker script.
916 (Output_section_element_input::set_section_addresses): Don't
917 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
918 (Orphan_output_section::set_section_addresses): Likewise.
920 2009-10-15 Doug Kwan <dougkwan@google.com>
922 * layout.cc (Layout::finish_dynamic_section): Generate tags
923 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
924 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
925 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
927 2009-10-14 Ian Lance Taylor <iant@google.com>
929 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
931 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
932 data_shdr fields of relinfo.
933 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
934 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
935 R_386_TLS_LDO_32, adjust based on section flags.
936 (Target_i386::Relocate::fix_up_ldo): Remove.
938 2009-10-13 Ian Lance Taylor <iant@google.com>
940 Add support for -pie.
941 * options.h (class General_options): Add -pie and
943 (General_options::output_is_position_independent): Test -pie.
944 (General_options::output_is_executable): Return true if not shared
946 (General_options::output_is_pie): Remove.
947 * options.cc (General_options::finalize): Reject incompatible uses
949 * gold.cc (queue_middle_tasks): A -pie link is not static.
950 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
951 * symtab.cc (Symbol::final_value_is_known): Return false if
952 output_is_position_independent.
953 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
954 output_is_position_independent.
955 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
956 output_is_position_independent.
957 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
958 output_is_position_independent.
959 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
961 (basic_pie_test.o, basic_pie_test): New targets.
962 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
963 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
964 (two_file_pie_test): New target.
965 * testsuite/Makefile.in: Rebuild.
966 * README: Remove note saying that -pie is not supported.
968 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
970 * options.h (class General_options): Add -init and -fini.
971 * layout.cc (Layout::finish_dynamic_section): Emit
972 given init and fini functions.
974 2009-10-13 Sriraman Tallam <tmsriram@google.com>
976 * gc.h (gc_process_relocs): Check if icf is enabled using new
978 * gold.cc (queue_initial_tasks): Likewise.
979 (queue_middle_tasks): Likewise.
980 * object.cc (do_layout): Likewise.
981 * symtab.cc (is_section_folded): Likewise.
982 * main.cc (main): Likewise.
983 * reloc.cc (Read_relocs::run): Likewise.
984 (Sized_relobj::do_scan_relocs): Likewise.
985 * icf.cc (is_function_ctor_or_dtor): New function.
986 (Icf::find_identical_sections): Check if function is ctor or dtor when
988 * options.h (General_options::icf): Change option to be an enum.
989 (Icf_status): New enum.
990 (icf_enabled): New method.
991 (icf_safe_folding): New method.
992 (set_icf_status): New method.
993 (icf_status_): New variable.
994 * (options.cc) (General_options::finalize): Set icf_status_.
995 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
996 icf_test and icf_keep_unique_test to use the --icf enum flag.
997 * testsuite/icf_safe_test.sh: New file.
998 * testsuite/icf_safe_test.cc: New file.
1000 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1002 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1003 includes to gc.h and icf.h.
1004 * arm.cc: Include gc.h.
1005 * gold.cc: Likewise.
1006 * i386.cc: Likewise.
1007 * powerpc.cc: Likewise.
1008 * sparc.cc: Likewise.
1009 * x86_64.cc: Likewise.
1010 * gc.h: Include icf.h.
1012 2009-10-11 Ian Lance Taylor <iant@google.com>
1014 * plugin.cc: Include "gold.h" before other header files.
1016 2009-10-10 Chris Demetriou <cgd@google.com>
1018 * options.h (Input_file_argument::Input_file_type): New enum.
1019 (Input_file_argument::is_lib_): Replace with...
1020 (Input_file_argument::type_): New member.
1021 (Input_file_argument::Input_file_argument): Take Input_file_type
1022 'type' rather than boolean 'is_lib' as second argument.
1023 (Input_file_argument::is_lib): Use type_.
1024 (Input_file_argument::is_searched_file): New function.
1025 (Input_file_argument::may_need_search): Handle is_searched_file.
1026 * options.cc (General_options::parse_library): Support -l:filename.
1027 (General_options::parse_just_symbols): Update for Input_file_argument
1029 (Command_line::process): Likewise.
1030 * archive.cc (Archive::get_file_and_offset): Likewise.
1031 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1032 * script.cc (read_script_file, script_add_file): Likewise.
1033 * fileread.cc (Input_file::Input_file): Likewise.
1034 (Input_file::will_search_for): Handle is_searched_file.
1035 (Input_file::open): Likewise.
1036 * readsyms.cc (Read_symbols::get_name): Likewise.
1037 * testsuite/Makefile.am (searched_file_test): New test.
1038 * testsuite/Makefile.in: Regenerate.
1039 * testsuite/searched_file_test.cc: New file.
1040 * testsuite/searched_file_test_lib.cc: New file.
1042 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1043 Ian Lance Taylor <iant@google.com>
1045 * descriptor.cc: Include <cstdio> and "binary-io.h".
1046 (Descriptors::open): Open the files in binary mode always.
1047 * script.cc (Lex::get_token): Treat \r as whitespace.
1049 2009-10-09 Ian Lance Taylor <iant@google.com>
1051 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1053 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1054 Ian Lance Taylor <iant@google.com>
1056 * configure.ac: Check for readv function also.
1057 * fileread.cc (readv): Define if not HAVE_READV.
1058 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1060 * config.in: Regenerate.
1061 * configure: Regenerate.
1063 2009-10-09 Doug Kwan <dougkwan@google.com>
1065 * layout.cc (Layout::make_output_section): Call target hook to make
1066 ordinary output section.
1067 (Layout::finalize): Adjust parameter list of call the
1068 Target::may_relax().
1069 * layout.h (class Layout::section_list): New method.
1070 * merge.h (Output_merge_base::entsize): Change visibility to public.
1071 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1073 (Output_merge_string::do_is_string): New method.
1074 * object.cc (Sized_relobj::do_setup): renamed from
1075 Sized_relobj::set_up.
1076 * object.h (Sized_relobj::adjust_shndx,
1077 Sized_relobj::initializ_input_to_output_maps,
1078 Sized_relobj::free_input_to_output_maps): Change visibilities to
1080 (Sized_relobj::setup): Virtualize.
1081 (Sized_relobj::do_setup): New method declaration.
1082 (Sized_relobj::invalidate_section_offset,
1083 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1084 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1085 * options.cc (parse_int): New function.
1086 * options.h (parse_int): New declaration.
1087 (DEFINE_int): New macro.
1088 (stub_group_size): New option.
1089 * output.cc (Output_section::Output_section): Initialize memebers
1090 merge_section_map_, merge_section_by_properties_map_,
1091 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1092 (Output_section::add_input_section): Handled deferred code-fill
1093 generation and remove an old comment.
1094 (Output_section::add_relaxed_input_section): New method definition.
1095 (Output_section::add_merge_input_section): Use merge section by
1096 properties map to speed to search. Update merge section maps
1098 (Output_section::build_relaxation_map): New method definition.
1099 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1101 (Output_section::relax_input_section): Renamed to
1102 Output_section::convert_input_sections_to_relaxed_sections and change
1103 interface to take a vector of pointers to relaxed sections.
1104 (Output_section::find_merge_section,
1105 Output_section::find_relaxed_input_section): New method definitions.
1106 (Output_section::is_input_address_mapped,
1107 Output_section::output_offset, Output_section::output_address):
1108 Use output section data maps to speed up searching.
1109 (Output_section::find_starting_output_address): Add comments.
1110 (Output_section::do_write,
1111 Output_section::write_to_postprocessing_buffer): Do code-fill
1112 generation as appropriate.
1113 (Output_section::get_input_sections): Invalidate relaxed input section
1115 (Output_section::restore_states): Adjust type of checkpoint .
1116 Invalidate relaxed input section map.
1117 * output.h (Output_merge_base): New class declaration.
1118 (Input_section_specifier): New class defintion.
1119 (class Output_relaxed_input_section) Change base class to
1120 Output_section_data_build.
1121 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1122 base class initializer.
1123 (Output_section::add_relaxed_input_section): New method declaration.
1124 (Output_section::Input_section): Change visibility to protected.
1125 (Output_section::Input_section::relobj,
1126 Output_section::Input_section::shndx): Handle relaxed input sections.
1127 Output_section::input_sections) Change visibility to protected. Also
1128 define overload to return a non-const pointer.
1129 (Output_section::Merge_section_properties): New class defintion.
1130 (Output_section::Merge_section_by_properties_map,
1131 Output_section::Output_section_data_by_input_section_map,
1132 Output_section::Relaxation_map): New types.
1133 (Output_section::relax_input_section): Rename method to
1134 Output_section::convert_input_sections_to_relaxed_sections and change
1135 interface to take a vector of relaxed section pointers.
1136 (Output_section::find_merge_section,
1137 Output_section::find_relaxed_input_section,
1138 Output_section::build_relaxation_map,
1139 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1140 New method declarations.
1141 (Output_section::merge_section_map_
1142 Output_section::merge_section_by_properties_map_,
1143 Output_section::relaxed_input_section_map_,
1144 Output_section::is_relaxed_input_section_map_valid_,
1145 Output_section::generate_code_fills_at_write_): New data members.
1146 * script-sections.cc
1147 (Output_section_element_input::set_section_addresses): Call
1148 current_data_size and addralign methods of relaxed input sections.
1149 (Orphan_output_section::set_section_addresses): Call current_data_size
1150 and addralign methods of relaxed input sections.
1151 * symtab.cc (Symbol_table::compute_final_value): Extract template
1152 from the body of Symbol_table::sized_finalize_symbol.
1153 (Symbol_table::sized_finalized_symbol): Call
1154 Symbol_table::compute_final_value.
1155 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1156 (Symbol_table::compute_final_value): New templated method declaration.
1157 * target.cc (Target::do_make_output_section): New method defintion.
1158 * target.h (Target::make_output_section): New method declaration.
1159 (Target::relax): Add more parameters for input objects, symbol table
1160 and layout. Adjust call to do_relax.
1161 (Target::do_make_output_section): New method declaration.
1162 (Target::do_relax): Add parameters for input objects, symbol table
1165 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1167 * pread.c: Include stdio.h.
1169 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1171 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1174 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1176 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1177 Change read_shndx type to unsigned int.
1178 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1180 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1181 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1182 Change read_shndx type to unsigned int.
1183 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1185 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1186 * layout.cc (Layout::create_symtab_sections): Cast the result of
1187 local_symcount * symsize to off_t in the gold_assert.
1189 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1191 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1192 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1194 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1195 (Arm_relocate_functions::thm_abs5): New function.
1196 (Arm_relocate_functions::abs12): New function.
1197 (Arm_relocate_functions::abs16): New function.
1198 (Arm_relocate_functions::base_abs): New function.
1199 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1200 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1201 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1203 (Scan::global): Likewise.
1204 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1205 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1206 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1207 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1210 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1212 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1213 (Arm_relocate_functions::movt_prel): New function.
1214 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1215 (Arm_relocate_functions::thm_movt_prel): New function.
1216 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1217 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1218 (Scan::global, Relocate::relocate): Likewise.
1219 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1221 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1223 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1224 Incremental_checker.
1225 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1227 (class Incremental_inputs_header): New class.
1228 (Incremental_inputs_header_writer): Edit comment.
1229 (Incremental_inputs_entry): New class.
1230 (Incremental_inputs_entry_writer): Edit comment.
1231 (Sized_incremental_binary::do_find_incremental_inputs_section):
1232 Add *strtab_shndx parameter, fill it.
1233 (Sized_incremental_binary::do_check_inputs): New method.
1234 (Incremental_checker::can_incrementally_link_output_file): Use
1235 Sized_incremental_binary::check_inputs.
1236 (Incremental_inputs::report_command_line): Save command line in
1239 (Incremental_binary::find_incremental_inputs_section): New
1241 (Incremental_binary::do_find_incremental_inputs_section): Add
1242 strtab_shndx parameter.
1243 (Incremental_binary::do_check_inputs): New pure virtual method.
1244 (Sized_incremental_binary::do_check_inputs): Declare.
1245 (Incremental_checker::Incremental_checker): Add incremental_inputs
1246 parameter, use it to initialize incremental_inputs_.
1247 (Incremental_checker::incremental_inputs_): New field.
1248 (Incremental_checker::command_line): New method.
1249 (Incremental_checker::inputs): New method.
1250 (Incremental_checker::command_line_): New field.
1252 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1254 * incremental.cc: Include <cstdarg> and "target-select.h".
1255 (vexplain_no_incremental): New function.
1256 (explain_no_incremental): New function.
1257 (Incremental_binary::error): New method.
1258 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1260 (make_sized_incremental_binary): New function.
1261 (open_incremental_binary): New function.
1262 (can_incrementally_link_file): Add checks if output is ELF and has
1264 * incremental.h: Include "elfcpp_file.h" and "output.h".
1265 (Incremental_binary): New class.
1266 (Sized_incremental_binary): New class.
1267 (open_incremental_binary): Declare.
1268 * object.cc (is_elf_object): Use
1269 elfcpp::Elf_recognizer::is_elf_file.
1270 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1271 * output.h (Output_file::filesize): New method.
1273 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1275 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1277 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1278 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1280 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1282 (Arm_relocate_functions::movw_abs_nc): New function.
1283 (Arm_relocate_functions::movt_abs): New function.
1284 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1285 (Arm_relocate_functions::thm_movt_abs): New function.
1286 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1287 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1288 (Scan::global): Likewise.
1289 (Relocate::relocate): Likewise.
1290 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1292 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1294 * arm.cc (Arm_relocate_functions::got_prel) New function.
1295 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1296 (Relocate::relocate): Likewise.
1297 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1299 2009-10-06 Ian Lance Taylor <iant@google.com>
1301 * options.h (class General_options): Define
1302 split_stack_adjust_size parameter.
1303 * object.h (class Object): Add uses_split_stack_ and
1304 has_no_split_stack_ fields. Add uses_split_stack and
1305 has_no_split_stack accessor functions. Declare
1306 handle_split_stack_section.
1307 (class Reloc_symbol_changes): Define.
1308 (class Sized_relobj): Define Function_offsets. Declare
1309 split_stack_adjust, split_stack_adjust_reltype, and
1311 * object.cc (Object::handle_split_stack_section): New function.
1312 (Sized_relobj::do_layout): Call handle_split_stack_section.
1313 * dynobj.cc (Sized_dynobj::do_layout): Call
1314 handle_split_stack_section.
1315 * reloc.cc (Sized_relobj::relocate_sections): Call
1316 split_stack_adjust for executable sections in split_stack
1317 objects. Pass reloc_map to relocate_section.
1318 (Sized_relobj::split_stack_adjust): New function.
1319 (Sized_relobj::split_stack_adjust_reltype): New function.
1320 (Sized_relobj::find_functions): New function.
1321 * target-reloc.h: Include "object.h".
1322 (relocate_section): Add reloc_symbol_changes parameter. Change
1324 * target.h (class Target): Add calls_non_split method. Declare
1325 do_calls_non_split virtual method. Declare match_view and
1327 * target.cc: Include "elfcpp.h".
1328 (Target::do_calls_non_split): New function.
1329 (Target::match_view): New function.
1330 (Target::set_view_to_nop): New function.
1331 * gold.cc (queue_middle_tasks): Give an error if mixing
1332 split-stack and non-split-stack objects with -r.
1333 * i386.cc (Target_i386::relocate_section): Add
1334 reloc_symbol_changes parameter.
1335 (Target_i386::do_calls_non_split): New function.
1336 * x86_64.cc (Target_x86_64::relocate_section): Add
1337 reloc_symbol_changes parameter.
1338 (Target_x86_64::do_calls_non_split): New function.
1339 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1341 * powerpc.cc (Target_powerpc::relocate_section): Add
1342 reloc_symbol_changes parameter.
1343 * sparc.cc (Target_sparc::relocate_section): Add
1344 reloc_symbol_changes parameter.
1345 * configure.ac: Call AM_CONDITIONAL for the default target.
1346 * configure: Rebuild.
1347 * testsuite/Makefile.am (TEST_AS): New variable.
1348 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1349 (check_DATA): Add split_i386 and split_x86_64 files.
1350 (SPLIT_DEFSYMS): Define.
1351 (split_i386_[1234n].o): New targets.
1352 (split_i386_[124]): New targets.
1353 (split_i386_[1234r].stdout): New targets.
1354 (split_x86_64_[1234n].o): New targets.
1355 (split_x86_64_[124]): New targets.
1356 (split_x86_64_[1234r].stdout): New targets.
1357 (MOSTLYCLEANFILES): Add new executables.
1358 * testsuite/split_i386.sh: New file.
1359 * testsuite/split_x86_64.sh: New file.
1360 * testsuite/split_i386_1.s: New file.
1361 * testsuite/split_i386_2.s: New file.
1362 * testsuite/split_i386_3.s: New file.
1363 * testsuite/split_i386_4.s: New file.
1364 * testsuite/split_i386_n.s: New file.
1365 * testsuite/split_x86_64_1.s: New file.
1366 * testsuite/split_x86_64_2.s: New file.
1367 * testsuite/split_x86_64_3.s: New file.
1368 * testsuite/split_x86_64_4.s: New file.
1369 * testsuite/split_x86_64_n.s: New file.
1370 * testsuite/testfile.cc (Target_test): Update relocation_section
1372 * testsuite/Makefile.in: Rebuild.
1374 2009-10-06 Ian Lance Taylor <iant@google.com>
1376 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1377 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1378 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1379 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1380 the address on ldo_addrs_.
1381 (Target_i386::Relocate::fix_up_ldo): New function.
1383 2009-10-06 Rafael Espindola <espindola@google.com>
1385 * plugin.cc (add_input_library): New.
1386 (Plugin::load): Add add_input_library to tv.
1387 (Plugin_manager::add_input_file): Add the is_lib argument.
1388 (add_input_file): Update call to Plugin_manager::add_input_file.
1389 (add_input_library): New.
1390 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1392 2009-09-30 Doug Kwan <dougkwan@google.com>
1394 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1395 symbol and call Symbol::may_need_copy_reloc to determine if
1396 a copy reloc is needed.
1397 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1398 nocopyreloc is given in command line.
1399 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1400 given in command line.
1401 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1402 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1403 of the removed Target_i386::may_need_copy_reloc.
1404 * options.h (copyreloc): New option with default value false.
1405 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1406 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1407 instead of the removed Target_powerpc::may_need_copy_reloc.
1408 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1409 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1410 instead of the removed Target_sparc::may_need_copy_reloc.
1411 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1412 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1413 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1414 instead of the removed Target_x86_64::may_need_copy_reloc.
1416 2009-09-30 Ian Lance Taylor <iant@google.com>
1418 * object.h (class Object): Remove target_ field, and target,
1419 sized_target, and set_target methods.
1420 (Object::sized_target): Remove.
1421 (class Sized_relobj): Update declarations. Remove sized_target.
1422 * object.cc (Sized_relobj::setup): Remove target parameter.
1424 (Input_objects::add_object): Don't do anything with the target.
1425 (make_elf_sized_object): Add punconfigured parameter. Change all
1426 callers. Set or test parameter target.
1427 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1429 * parameters.cc (Parameters::set_target): Change parameter type to
1431 (Parameters::default_target): Remove.
1432 (set_parameters_target): Change parameter type to be non-const.
1433 (parameters_force_valid_target): New function.
1434 (parameters_clear_target): New function.
1435 * parameters.h (class Parameters): Update declarations. Remove
1436 default_target method. Add sized_target and clear_target
1437 methods. Change target_ to be non-const.
1438 (set_parameters_target): Update declaration.
1439 (parameters_force_valid_target): Declare.
1440 (parameters_clear_target): Declare.
1441 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1442 as NULL if we aren't searching.
1443 (Add_symbols::run): Don't check for compatible target.
1444 * fileread.cc (Input_file::open_binary): Call
1445 parameters_force_valid_target.
1446 * gold.cc (queue_middle_tasks): Likewise.
1447 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1448 set_target on object.
1449 * dynobj.h (class Sized_dynobj): Update declarations.
1450 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1451 make_elf_object returns NULL.
1452 (Archive::include_member): Don't check whether object target is
1454 * output.cc (Output_section::add_input_section): Get target from
1456 (Output_section::relax_input_section): Likewise.
1457 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1459 (Sized_relobj::do_scan_relocs): Likewise.
1460 (Sized_relobj::relocate_sections): Likewise.
1461 * resolve.cc (Symbol_table::resolve): Likewise.
1462 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1463 parameter. Change all callers.
1464 (Symbol_table::add_from_object): Get target from parameters.
1465 (Symbol_table::add_from_relobj): Don't check object target.
1466 (Symbol_table::add_from_dynobj): Likewise.
1467 (Symbol_table::define_special_symbol): Get target from
1469 * symtab.h (class Symbol_table): Update declaration.
1470 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1471 parameter. Change all callers. Clear parameter target.
1472 (Binary_test): Test target here.
1473 * testsuite/object_unittest.cc (gold_testsuite): Remove
1474 target_test_pointer parameter. Change all callers.
1475 (Object_test): Test target here.
1477 2009-09-26 Ian Lance Taylor <iant@google.com>
1479 * testsuite/initpri1.c: Don't try to use constructor priorities if
1480 compiling with gcc before 4.3.
1482 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1484 * testsuite/retain_symbols_file_test.sh (check_present): Change
1485 output file name to retain_symbols_file_test.stdout.
1486 (check_absent): Likewise.
1488 2009-09-18 Craig Silverstein <csilvers@google.com>
1490 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1491 * options.cc: Include <cerrno> and <fstream>.
1492 (General_options::finalize): Parse -retain-symbols-file tag.
1493 * options.h: New flag.
1494 (General_options): New method should_retain_symbol, new
1495 variable symbols_to_retain.
1496 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1497 should_retain_symbol map.
1498 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1499 * testsuite/Makefile.in: Regenerate.
1500 * testsuite/retain_symbols_file_test.sh: New file.
1502 2009-09-18 Nick Clifton <nickc@redhat.com>
1504 * po/es.po: Updated Spanish translation.
1506 2009-09-17 Doug Kwan <dougkwan@google.com>
1508 * debug.h (DEBUG_RELAXATION): New constant.
1509 (DEBUG_ALL): Add DEBUG_RELAXATION.
1510 (debug_string_to_enum): Add relaxation debug option.
1512 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1513 Layout::Relaxation_debug_check::read_sections,
1514 Layout::Relaxation_debug_check::read_sections): New method definitions.
1515 (Layout::Layout): Initialize data members
1516 record_output_section_data_from_scrips_,
1517 script_output_section_data_list_ and relaxation_debug_check_.
1518 (Layout::save_segments, Layout::restore_segments,
1519 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1520 Layout::relaxation_loop_body): New method definitions.
1521 (Layout::finalize): Support relaxation. Move section layout code to
1522 Layout::relaxation_loop_body.
1523 (Layout::set_asection_address_from_script): Move code for orphan
1524 section placement out.
1525 (Layout::place_orphan_sections_in_script): New method definition.
1526 * layout.h (Output_segment_headers, Output_file_header):
1527 New forward class declarations.
1528 (Layout::~Layout): Define.
1529 (Layout::new_output_section_data_from_script): New method definition.
1530 (Layout::place_orphan_sections_in_script): New method declaration.
1531 (Layout::Segment_states): New type declaration.
1532 (Layout::save_segments, Layout::restore_segments,
1533 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1534 Layout::relaxation_loop_body): New method declarations.
1535 (Layout::Output_section_data_list): New type declaration.
1536 (Layout::Relaxation_debug_check): New class definition.
1537 (Layout::record_output_section_data_from_script_,
1538 Layout::script_output_section_data_list_, Layout::segment_states_,
1539 Layout::relaxation_debug_check_): New data members.
1540 * output.cc: (Output_section_headers::do_size): New method definition.
1541 (Output_section_headers::Output_section_headers): Move size
1542 computation to Output_section_headers::do_size.
1543 (Output_segment_headers::do_size): New method definition.
1544 (Output_file_header::Output_file_header): Move size computation to
1545 Output_file_header::do_size and call it.
1546 (Output_file_header::do_size): New method definition.
1547 (Output_data_group::Output_data_group): Adjust call to
1548 Output_section_data.
1549 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1550 (Output_symtab_xindex::do_write): Add array bound check.
1551 (Output_section::Input_section::print_to_mapfile): Handle
1552 RELAXED_INPUT_SECTION_CODE.
1553 (Output_section::Output_section): Initialize data member checkpoint_.
1554 (Output_section::~Output_section): Delete checkpoint object pointed
1556 (Output_section::add_input_section): Always add an Input_section if
1558 (Output_section::add_merge_input_section): Add assert.
1559 (Output_section::relax_input_section): New method definition.
1560 (Output_section::set_final_data_size): Set load address to zero for
1561 an unallocated section.
1562 (Output_section::do_address_and_file_offset_have_reset_values):
1563 New method definition.
1564 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1565 Handle relaxed input section.
1566 (Output_section::sort_attached_input_sections): Checkpoint input
1567 section list lazily.
1568 (Output_section::get_input_sections): Change type of input_sections to
1569 list of Simple_input_section pointers. Checkpoint input section list
1570 lazily. Also handle relaxed input sections.
1571 (Output_section::add_input_section_for_script): Take a reference to
1572 a Simple_input_section object instead of Relobj pointer and section
1573 index as parameter. Handle relaxed input sections.
1574 (Output_section::save_states, Output_section::restore_states): New
1576 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1577 (Output_data::is_data_size_fixed): New method definition.
1578 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1580 (Output_data::address_and_file_offset_have_reset_values): New method
1582 (Output_data::do_address_and_file_offset_have_reset_values): New method
1584 (Output_data::set_data_size): Check that data size is not fixed.
1585 (Output_data::fix_data_size): New method definition.
1586 (Output_data::is_data_size_fixed_): New data member.
1587 (Output_section_headers::set_final_data_size): New method definition.
1588 (Output_section_headers::do_size): New method declaration.
1589 (Output_segment_headers::set_final_data_size): New method definition.
1590 (Output_segment_headers::do_size): New method declaration.
1591 (Output_file_header::set_final_data_size)::New method definition.
1592 (Output_file_header::do_size)::New method declaration.
1593 (Output_section_data::Output_section_data): Add new parameter
1594 is_data_size_fixed and use it to fix data size.
1595 (Output_data_const::Output_data_const): Adjust call to base class
1596 constructor and fix data size.
1597 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1598 base class constructor and fix data size.
1599 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1600 base class constructor and fix data size.
1601 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1602 class constructor and fix data size.
1603 (Output_data_group::set_final_data_size): New method definition.
1604 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1605 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1606 class constructor and fix data size.
1607 (Output_relaxed_input_section): New class definition.
1608 (Output_section::Simple_input_section): New class definition.
1609 (Output_section::get_input_sections): Adjust parameter list.
1610 (Output_section::add_input_section_for_script): Same.
1611 (Output_section::save_states, Output_section::restore_states,
1612 Output_section::do_address_and_file_offset_have_reset_values,
1613 (Output_section::Input_section::Input_section): Handle
1614 RELAXED_INPUT_SECTION_CODE. Add new overload for
1615 Output_relaxed_input_section.
1616 (Output_section::Input_section::is_input_section,
1617 Output_section::Input_section::set_output_section): Handle relaxed
1619 (Output_section::Input_section::is_relaxed_input_section,
1620 Output_section::Input_section::output_section_data,
1621 Output_section::Input_section::relaxed_input_section): New method
1623 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1625 (Output_section::Input_section::u1_): Update comments.
1626 (Output_section::Input_section::u2_): Add new union member poris.
1627 (Output_section::Checkpoint_output_section): New classs definition.
1628 (Output_section::relax_input_section): New method declaration.
1629 (Output_section::checkpoint_): New data member.
1630 (Output_segment): Update comments.
1631 (Output_segment::Output_segment): Un-privatize copy constructor.
1632 (Output_segment::operator=): Un-privatize.
1633 * script-sections.cc (Output_section_element::Input_section_list):
1634 Change element type to Output_section::Simple_input_section.
1635 (Output_section_element_dot_assignment::set_section_addresses):
1636 Register output section data for relaxation clean up.
1637 (Output_data_exression::Output_data_expression): Adjust call to base
1638 constructor to fix data size.
1639 (Output_section_element_data::set_section_addresses): Register
1640 Output_data_expression object for relaxation clean up.
1641 (struct Input_section_info): Replace Relobj pointer and section index
1642 pair with Output_section::Simple_input_section and Convert struct to a
1644 (Input_section_sorter::operator()): Adjust access to
1645 Input_section_info data member to use accessors.
1646 (Output_section_element_input::set_section_addresses): Use layout
1647 parameter. Adjust code to use Output_section::Simple_input_section
1648 and Input_secction_info classes. Register filler for relaxation
1650 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1651 and section index pair with Output_section::Simple_input_section
1652 class. Adjust code accordingly.
1653 (Phdrs_element::release_segment): New method definition.
1654 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1656 (Script_sections::release_segments): New method definition.
1657 * gold/script-sections.h (Script_sections::release_segments): New
1659 * gold/target.h (Target::may_relax, Target::relax,
1660 Target::do_may_relax, Target::do_relax): New method definitions.
1662 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1664 * arm.cc (has_signed_unsigned_overflow): New function.
1665 (Arm_relocate_functions::abs8): New function.
1666 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1667 (Target_arm::Scan::global): Likewise.
1668 (Target_arm::relocate::relocate): Likewise.
1669 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1672 2009-09-16 Cary Coutant <ccoutant@google.com>
1674 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1675 * testsuite/Makefile.in: Regenerate.
1677 2009-09-11 Nick Clifton <nickc@redhat.com>
1679 * po/gold.pot: Updated by the Translation project.
1681 2009-09-08 Cary Coutant <ccoutant@google.com>
1683 * output.cc (Output_file::open): Add execute permission to empty file.
1684 * testsuite/Makefile.am (permission_test): New test.
1685 * testsuite/Makefile.in: Regenerate.
1687 2009-09-02 Ian Lance Taylor <iant@google.com>
1689 * output.cc (Output_file::resize): Call map_no_anonymous rather
1692 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1694 * gold.cc: Include "incremental.h".
1695 (queue_initial_tasks): Call Incremental_checker methods.
1696 * incremental.cc: Include "output.h".
1697 (Incremental_checker::can_incrementally_link_output_file): New
1699 * incremental.h (Incremental_checker): New class.
1701 * output.cc (Output_file::open_for_modification): New method.
1702 (Output_file::map_anonymous): Changed return type to bool. Record
1704 (Output_file::map_no_anonymous): New method, broken out of map.
1705 (Output_file::map): Use map_no_anonymous and map_anonymous.
1706 * output.h (class Output_file): Update declarations.
1708 2009-08-24 Cary Coutant <ccoutant@google.com>
1710 * options.h (Command_line::Pre_options): New class.
1711 (Command_line::pre_options): New member.
1712 * options.cc (gold::options::ready_to_register): New variable.
1713 (One_option::register_option): Do nothing if not registering options.
1714 Assert if same short option registered twice.
1715 (General_options::General_options): Turn off option registration when
1717 (Command_line::Pre_options::Pre_options): New constructor.
1719 2009-08-24 Cary Coutant <ccoutant@google.com>
1721 * options.h (General_options::no_keep_memory): Remove incorrect
1724 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1726 * Makefile.am (am__skiplex, am__skipyacc): New.
1727 * Makefile.in: Regenerate.
1729 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1731 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1732 (INCLUDES): ... this.
1733 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1734 (AM_CPPFLAGS): Renamed from ...
1735 (INCLUDE): ... this.
1736 * Makefile.in, testsuite/Makefile.in: Regenerate.
1738 * Makefile.in: Regenerate.
1739 * aclocal.m4: Likewise.
1740 * config.in: Likewise.
1741 * configure: Likewise.
1742 * testsuite/Makefile.in: Likewise.
1744 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1745 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1746 * Makefile.in: Regenerate.
1747 * testsuite/Makefile.in: Regenerate.
1749 2009-08-19 Cary Coutant <ccoutant@google.com>
1751 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1752 symbols in shared libraries overridden by hidden or internal symbols
1753 in the main program.
1755 2009-08-19 Chris Demetriou <cgd@google.com>
1757 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1758 checking source file names in error messages.
1760 2009-08-18 Doug Kwan <dougkwan@google.com>
1762 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1763 an elcpp::Ehdr as parameter. Adjust call to set_target.
1764 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1765 an elfcpp::Ehdr as parameter.
1766 * object.cc (Object::set_target): Remove the version that looks up
1767 a target and sets it.
1768 (Sized_relobj::setup): Take a Target object instead of
1769 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1770 (make_elf_sized_object): Find target and ask target to
1772 * object.h: (Object::set_target): Remove the version that looks up
1773 a target and sets it.
1774 (Sized_relobj::setup): Take a Target object instead of
1775 an elfcpp:Ehdr as parameter.
1776 * target.cc: Include dynobj.h.
1777 (Target::do_make_elf_object_implementation): New.
1778 (Target::do_make_elf_object): New.
1779 * target.h (Target::make_elf_object): New template declaration.
1780 (Target::do_make_elf_object): New method declarations.
1781 (Target::do_make_elf_object_implementation): New template declaration.
1783 2009-08-14 Ian Lance Taylor <iant@google.com>
1785 * gold.h (FUNCTION_NAME): Define.
1786 (gold_unreachable): Use FUNCTION_NAME.
1788 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1790 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1791 symbol in the --keep-unique list is not found.
1793 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1795 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1796 been maked as --keep-unique.
1797 (Icf::unfold_section): New function.
1798 * icf.h (Icf::unfold_section): New function.
1799 * options.h (General_options::keep_unique): New option.
1800 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1801 * testsuite/Makefile.in: Regenerate.
1802 * testsuite/icf_keep_unique_test.sh: New file.
1803 * testsuite/icf_keep_unique_test.cc: New file.
1805 2009-08-12 Cary Coutant <ccoutant@google.com>
1808 * resolve.cc (Symbol_table::resolve): Check for references from
1809 dynamic objects to hidden and internal symbols.
1810 * testsuite/Makefile.am (hidden_test.sh): New test.
1811 * testsuite/Makefile.in: Regenerate.
1812 * testsuite/hidden_test.sh: New script.
1813 * testsuite/hidden_test_1.c: New test source.
1814 * testsuite/hidden_test_main.c: New test source.
1816 2009-08-11 Doug Kwan <dougkwan@google.com>
1818 * arm.cc: Update comments.
1819 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1820 segment to locate the .ARM.exidx section if present.
1822 2009-08-09 Doug Kwan <dougkwan@google.com>
1824 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1827 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1828 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1831 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1833 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1834 valid tls_segment only for non-debug-section relocations.
1835 * testsuite/Makefile.am: Add gc_tls_test.
1836 * testsuite/Makefile.in: Regenerate.
1837 * testsuite/gc_tls_test.cc: New file.
1838 * testsuite/gc_tls_test.sh: New file.
1840 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1844 * Makefile.am (CCFILES): Add icf.cc.
1846 * Makefile.in: Regenerate.
1847 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1848 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1849 section, symbol and addend information for the relocs.
1850 * gold.cc (queue_middle_tasks): Call identical code folding.
1851 * gold.h: Add defines for multimap.
1852 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1853 to the call of finalize_local_symbols.
1854 * main.cc (main): Create object of class Icf.
1855 * object.cc (Sized_relobj::do_layout): Allow this function to be
1856 called twice during icf.
1857 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1858 to sections marked as identical by icf.
1859 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1861 (Sized_relobj::do_section_entsize): New function.
1862 * object.h (Object::section_entsize): New function.
1863 (Object::do_section_entsize): New pure virtual function.
1864 (Relobj::finalize_local_symbols): Add new parameter.
1865 (Relobj::do_section_entsize): New function.
1866 * options.h (General_options::icf): New option.
1867 (General_options::icf_iterations): New option.
1868 (General_options::print_icf_sections): New option.
1869 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1870 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1871 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1873 * symtab.cc (Symbol_table::is_section_folded): New function.
1874 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1875 to sections marked as identical by icf.
1876 * symtab.h (Symbol_table::set_icf): New function.
1877 (Symbol_table::icf): New function.
1878 (Symbol_table::is_section_folded): New function.
1879 (Symbol_table::icf_): New data member.
1880 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1881 * testsuite/Makefile.am: Add commands to build icf_test.
1882 * testsuite/Makefile.in: Regenerate.
1883 * testsuite/icf_test.sh: New file.
1884 * testsuite/icf_test.cc: New file.
1886 2009-07-24 Chris Demetriou <cgd@google.com>
1888 * layout.cc (is_compressible_debug_section): Fix incorrect
1889 comment about compressed section names.
1891 2009-07-20 Ian Lance Taylor <ian@airs.com>
1894 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1896 2009-07-16 Ian Lance Taylor <iant@google.com>
1899 * layout.h: #include <map>.
1900 (class Kept_section): Change from struct to class. Add accessors
1901 and setters. Add section size to Comdat_group mapping. Change
1902 Comdat_group to std::map. Add is_comdat_ field. Add
1903 linkonce_size field in union.
1904 (class Layout): Update declaration of find_or_add_kept_section.
1905 Don't declare find_kept_object.
1906 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1907 parameter. Add object, shndx, is_comdat, and is_group_name
1908 parameters. Change all callers. Adjust for new Kept_section.
1909 (Layout::find_kept_object): Remove.
1910 * object.cc (Sized_relobj::include_section_group): Update use of
1911 Kept_section. Rename secnum to shndx. Only record
1912 Kept_comdat_section if sections are the same size.
1913 (Sized_relobj::include_linkonce_section): Update use of
1914 Kept_section. Only record Kept_comdat_section if sections are the
1915 same size. Set size of linkonce section.
1916 (Sized_relobj::map_to_kept_section): Update call to
1917 get_kept_comdat_section.
1918 * object.h (class Sized_relobj): Rename fields in
1919 Kept_comdat_section to drop trailing underscores; change object
1920 field to Relobj*. Change Kept_comdat_section_table to store
1921 struct rather than pointer.
1922 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1923 Add kept_object and kept_shndx parameters. Change all callers.
1924 (Sized_relobj::get_kept_comdat_section): Change return type to
1925 bool. Add kept_object and kept_shndx parameters. Change all
1927 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1928 Layout::find_or_add_kept_section.
1930 2009-07-09 Ian Lance Taylor <iant@google.com>
1932 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1933 Reserve space in the hash table.
1935 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1937 * fileread.cc (File_read::get_mtime): New method.
1938 * fileread.h (Timespec): New structure.
1939 (File_read::get_mtime): New method.
1940 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1941 Renamed from timestamp_nsec.
1942 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1944 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1946 (Incremental_inputs::report_archive): Save mtime; style fix.
1947 (Incremental_inputs::report_obejct): Save mtime; style fix.
1948 (Incremental_inputs::report_script): Save mtime; style fix.
1949 (Incremental_inputs::finalize_inputs): Style fix.
1950 (Incremental_inputs::finalize): Style fix.
1951 (Incremental_inputs::create_input_section_data): Store inputs
1953 * incremental.h (Incremental_inputs::report_script): Add mtime
1955 (Incremental_inputs::Input_info::Input_info): Intialize only one
1957 (Incremental_inputs::Input_info::archive): Move to nameless
1959 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1960 (Incremental_inputs::Input_info::script): Move to nameless union.
1961 (Incremental_inputs::mtime): New field.
1962 * script.cc (read_input_script): Pass file mtime to
1964 * script.h (Script_info::inputs): Style fix.
1966 2009-07-01 Ian Lance Taylor <ian@airs.com>
1968 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1971 2009-06-24 Ian Lance Taylor <iant@google.com>
1974 * layout.cc (Layout::choose_output_section): If we find an
1975 existing section, update the flags.
1976 (Layout::create_notes): New function, broken out of
1978 (Layout::finalize): Don't create note sections.
1979 (Layout::create_note): Don't crash if linker script discards
1981 (Layout::create_gold_note): Likewise.
1982 (Layout::create_build_id): Likewise. Don't set
1983 after_input_sections on the section.
1984 (Layout::create_executable_stack_info): Remove target parameter.
1986 * layout.h (class Layout): Declare create_notes. Update
1987 declaration of create_executable_stack_info.
1988 * gold.cc (queue_middle_tasks): Call create_notes.
1989 * output.cc (Output_section::update_flags_for_input_section): Move
1990 here from output.h. If SHF_ALLOC flag is newly set, mark address
1992 * output.h (Output_data::mark_address_invalid): New function.
1993 (class Output_section): Only declare, not define,
1994 update_flags_for_input_section. Remove set_flags.
1996 2009-06-24 Ian Lance Taylor <iant@google.com>
1998 * script-sections.cc (Output_section_definition::
1999 set_section_addresses): Rename shadowing local load_address to
2002 2009-06-24 Ian Lance Taylor <iant@google.com>
2005 * reloc.cc (relocate_sections): Skip empty relocation sections.
2007 2009-06-23 Ian Lance Taylor <iant@google.com>
2010 * layout.cc (Layout::create_note): Use choose_output_section
2011 rather than make_output_section.
2013 2009-06-23 Ian Lance Taylor <iant@google.com>
2016 * options.cc (General_options::parse_V): Set printed_version_.
2017 (General_options::General_options): Initialize printed_version_.
2018 * options.h (class General_options): Add printed_version_ field.
2019 * gold.cc (queue_initial_tasks): If there are no input files,
2020 don't give a fatal error if we printed the version information.
2021 (queue_middle_tasks): If using -r with a shared object, give a
2022 fatal error rather than an ordinary error.
2024 2009-06-23 Ian Lance Taylor <iant@google.com>
2027 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2028 (Layout::make_output_section): Set have_stabstr_section_ if we see
2029 a .stab*str section.
2030 (Layout::finalize): Call link_stabs_sections.
2031 (Layout::link_stabs_sections): New file.
2032 * layout.h (class Layout): Add have_stabstr_section_ field.
2033 Declare link_stabs_sections.
2035 2009-06-23 Doug Kwan <dougkwan@google.com>
2037 * Makefile.am (libgold_a_LIBADD): New.
2038 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2039 * Makefile.in: Regenerate.
2040 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2041 * configure: Regenerate.
2042 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2043 * fileread.cc: Include sys/state.h
2044 * gold.h: Declare memmem and strndup if found missing.
2045 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2047 2009-06-23 Ian Lance Taylor <iant@google.com>
2049 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2050 * configure: Rebuild.
2052 2009-06-23 Ian Lance Taylor <iant@google.com>
2055 * object.cc (Object::section_contents): Don't try to get a view if
2056 the section has length zero.
2057 (Object::handle_gnu_warning_section): If the section is empty, use
2058 the name of the section as the warning.
2060 2009-06-23 Ian Lance Taylor <iant@google.com>
2063 * stringpool.h (class Stringpool_template): Add optimize_ field.
2064 (Stringpool_template::set_optimize): New function.
2065 * stringpool.cc (Stringpool_template::Stringpool_template):
2066 Initialize optimize_ field.
2067 (Stringpool_template::set_string_offsets): Test local optimize
2068 fild rather than parameter.
2069 * layout.cc (Layout::Layout): Call set_optimize on the section
2072 2009-06-22 Ian Lance Taylor <iant@google.com>
2075 * yyscript.y: Parse TARGET.
2076 * script.cc (script_set_target): New function.
2077 * script-c.h (script_set_target): Declare.
2078 * options.cc (General_options::string_to_object_format): Rename
2079 from string_to_object_format in anonymous namespace. Change
2081 * options.h (class General_options): Declare
2082 string_to_object_format.
2084 2009-06-22 Ian Lance Taylor <iant@google.com>
2086 * script-sections.cc (Script_sections::create_segments): Don't put
2087 program headers in a PT_LOAD segment if -n or -N.
2089 2009-06-22 Ian Lance Taylor <iant@google.com>
2092 * options.h (class General_options): Add -z lazy and -z now. Sort
2093 -z options into alphabetical order.
2094 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2096 2009-06-21 Ian Lance Taylor <iant@google.com>
2098 * layout.cc (Layout::make_output_section): Call
2099 Target::new_output_section.
2100 (Layout::attach_allocated_section_to_segment): Put large section
2101 sections in a separate load segment with the large segment flag
2103 (Layout::segment_precedes): Sort large data segments after other
2105 (align_file_offset): New static function.
2106 (Layout::set_segment_offsets): Use align_file_offset.
2107 * output.h (class Output_section): Add is_small_section_ and
2108 is_large_section_ fields.
2109 (Output_section::is_small_section): New function.
2110 (Output_section::set_is_small_section): New function.
2111 (Output_section::is_large_section): New function.
2112 (Output_section::set_is_large_section): New function.
2113 (Output_section::is_large_data_section): New function.
2114 (class Output_segment): Add is_large_data_segment_ field.
2115 (Output_segment::is_large_data_segment): New function.
2116 (Output_segment::set_is_large_data_segment): New function.
2117 * output.cc (Output_section::Output_section): Initialize new
2119 (Output_segment::Output_segment): Likewise.
2120 (Output_segment::add_output_section): Add assertion that large
2121 data sections always go in large data segments. Force small data
2122 sections to the end of the list of data sections. Force small BSS
2123 sections to the start of the list of BSS sections. For large BSS
2124 sections to the end of the list of BSS sections.
2125 * symtab.h (class Symbol): Declare is_common_shndx.
2126 (Symbol::is_defined): Check Symbol::is_common_shndx.
2127 (Symbol::is_common): Likewise.
2128 (class Symbol_table): Define enum Commons_section_type. Update
2129 declarations. Add small_commons_ and large_commons_ fields.
2130 * symtab.cc (Symbol::is_common_shndx): New function.
2131 (Symbol_table::Symbol_table): Initialize new fields.
2132 (Symbol_table::add_from_object): Put small and large common
2133 symbols in the right list.
2134 (Symbol_table::sized_finalized_symbol): Check
2135 Symbol::is_common_shndx.
2136 (Symbol_table::sized_write_globals): Likewise.
2137 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2138 common symbol lists. Don't call do_allocate_commons_list if the
2140 (Symbol_table::do_allocate_commons_list): Remove is_tls
2141 parameter. Add comons_section_type parameter. Change all
2142 callers. Handle small and large common symbols.
2143 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2144 Symbol::is_common_shndx.
2145 * resolve.cc (symbol_to_bits): Likewise.
2146 * target.h (Target::small_common_shndx): New function.
2147 (Target::small_common_section_flags): New function.
2148 (Target::large_common_shndx): New function.
2149 (Target::large_common_section_flags): New function.
2150 (Target::new_output_section): New function.
2151 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2152 small_common_section_flags, and large_common_section_flags
2154 (Target::do_new_output_section): New virtual function.
2155 * arm.cc (Target_arm::arm_info): Initialize new fields.
2156 * i386.cc (Target_i386::i386_info): Likewise.
2157 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2159 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2160 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2161 (Target_x86_64::do_new_output_section): New function.
2162 * configure.ac: Define conditional MCMODEL_MEDIUM.
2163 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2164 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2165 (large_LDFLAGS): Define.
2166 * testsuite/large.c: New file.
2167 * testsuite/testfile.cc (Target_test::test_target_info):
2168 Initialize new fields.
2169 * configure, testsuite/Makefile.in: Rebuild.
2171 2009-06-05 Doug Kwan <dougkwan@google.com>
2173 * Makefile.am (CCFILES): Add target.cc.
2174 * Makefile.in: Regenerate.
2175 * i386.cc (class Target_i386): Define new virtual method to
2176 override do_is_local_label_name in parent.
2177 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2178 local symbols if --discard-locals or -X is given.
2179 * options.h (class General_options): Declare new options
2180 '--discard-locals' and '-X' for discarding locals.
2181 * target.h (class Target): Define new methods is_local_label_name.
2182 Declare new virtual method do_is_local_label_name.
2183 * target.cc: New file.
2184 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2185 (check_SCRIPTS): Add discard_locals_test.sh.
2186 (check_DATA): Add discard_local_tests.syms.
2187 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2188 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2189 * testsuite/Makefile.in: Regenerate.
2190 * testsuite/discard_locals_test.c: New file.
2191 * testsuite/discard_locals_test.sh: Same.
2193 2009-06-05 Doug Kwan <dougkwan@google.com>
2195 * object.cc (Sized_relobj::Sized_relobj): Initialize
2196 discarded_eh_frame_shndx_ to -1U.
2197 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2199 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2200 a discarded .eh_frame section.
2201 (Sized_relobj::do_finalize_local_symbols): Ditto.
2202 * object.h (class Sized_relobj): Declare new member
2203 discarded_eh_frame_shndx_.
2204 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2205 (local_labels_test.o, local_labels_test): New rules.
2206 * testsuite/Makefile.in: Regenerate.
2208 2009-06-04 Doug Kwan <dougkwan@google.com>
2210 * layout.cc (Layout::section_name_mapping): Add mapping for
2211 special ARM sections.
2213 2009-06-03 Doug Kwan <dougkwan@google.com>
2215 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2216 (utils::has_overflow): Same.
2218 2009-06-03 Ian Lance Taylor <iant@google.com>
2220 * layout.cc (Layout::section_name_mapping): New array, replacing
2221 Layout::linkonce_mapping.
2222 (Layout::section_name_mapping_count): New variable, replacing
2223 Layout::linkonce_mapping_count.
2224 (Layout::linkonce_output_name): Remove.
2225 (Layout::output_section_name): Rewrite.
2226 * layout.h (class Layout): Rename Linkonce_mapping to
2227 Section_name_mapping, linkonce_mapping to section_name_mapping,
2228 linkonce_mapping_count to section_name_mapping_count. Don't
2229 declare linkonce_output_name.
2231 2009-06-03 Doug Kwan <dougkwan@google.com>
2233 * gold/arm.cc (namespace utils): New.
2234 (Target_arm::reloc_is_non_pic): Define new method.
2235 (class Arm_relocate_functions): New.
2236 (Target_arm::Relocate::relocate): Handle relocation types used by
2239 2009-06-03 Ian Lance Taylor <iant@google.com>
2241 * arm.cc (Target_arm::scan::global): Use || instead of |.
2243 2009-06-02 Doug Kwan <dougkwan@google.com>
2245 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2246 issued_non_pic_error_.
2247 (class Target_arm::Scan): Declare new method check_non_pic.
2248 Define new method symbol_needs_plt_entry.
2249 Declare new data member issued_non_pic_error_.
2250 (class Target_arm::Relocate): Declare new method
2251 should_apply_static_reloc.
2252 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2253 (Target_arm::Scan::check_non_pic): Define new method.
2254 (Target_arm::Scan::local): Handle a small subset of reloc types used
2256 (Target_arm::Scan::local): Same.
2257 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2259 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2261 * incremental.cc (Incremental_inputs::report_command_line): Filter
2262 out --incremental-* options.
2264 2009-05-29 Doug Kwan <dougkwan@google.com>
2266 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2268 (class Target_arm): Update comment.
2269 (Target_arm::Target_arm): Initialize new data members GOT_,
2270 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2271 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2272 and Target_arm::rel_dyn_section.
2273 Declare new_enum Target_arm::Got_type.
2274 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2276 Update commments for member do_dynsym_value.
2277 (Target_arm::got_size, Target_arm::plt_section,
2278 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2279 new methods inside class defintion.
2280 (Target_arm::got_section): Define new method.
2281 (Target_arm::rel_dyn_section): Same.
2282 (Output_data_plt_arm): New template class.
2283 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2284 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2285 (Output_data_plt_arm::add_entry): Same.
2286 (Output_data_plt_arm::first_plt_entry): Define new
2287 static data member for PLT instruction template.
2288 (Output_data_plt_arm::plt_entry): Same.
2289 (Output_data_plt_arm::do_write): Define new method.
2290 (Target_arm::make_plt_entry): Same.
2291 (Target_arm::do_finalize_sections): Same.
2292 (Target_arm::do_dynsym_value): Same.
2294 2009-05-28 Doug Kwan <dougkwan@google.com>
2296 * Makefile.am (TARGETSOURCES): Add arm.cc.
2297 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2298 * Makefile.in: Regenerate.
2300 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2302 2009-05-26 Doug Kwan <dougkwan@google.com>
2304 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2305 (General_options::check_excluded_libs): Strip off directories in
2306 archive name before matching like GNU ld does.
2307 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2308 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2309 (exclude_libs_test_LDFLAGS): Add linker option
2310 -Wl,--exclude-libs,libexclude_libs_test_3
2311 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2312 an explicit archive without using -l.
2313 (alt/libexclude_libs_test_3.a): New make rule.
2314 * testsuite/Makefile.in: Regenerate.
2315 * testsuite/exclude_libs_test.c : Declare lib3_default().
2317 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2318 * exclude_libs_test_3.c: New file.
2320 2009-05-26 Nick Clifton <nickc@redhat.com>
2322 * po/id.po: New Indonesian translation.
2323 * po/gold.pot: Updated template file.
2325 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2327 * testsuite/Makefile.am: Add -ffunction-sections to compile
2328 gc_comdat_test files. Add -Wl,--gc-sections to build
2330 * testsuite/Makefile.in: Regenerate.
2331 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2333 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2335 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2336 kept comdat section was garbage collected.
2337 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2338 * testsuite/Makefile.in: Regenerate.
2339 * testsuite/gc_comdat_test.sh: New file.
2340 * testsuite/gc_comdat_test_1.cc: New file.
2341 * testsuite/gc_comdat_test_2.cc: New file.
2343 2009-05-19 Doug Kwan <dougkwan@google.com>
2345 * archive.cc (Archive::Archive): Move constructor from archive.h
2346 to here. Initialize no_export_.
2347 (Archive::get_elf_object_for_member): Set no_export flag of object.
2348 * archive.h (Archive::Archive): Move constructor body to
2350 (Archive::no_export): New method.
2351 (Archive::no_export_): New field.
2352 * object.h (Object::Object): Initialize no_export_ to false.
2353 (Object::no_export, Object::set_no_export): New methods.
2354 (Object::no_export_): New field.
2355 * options.cc (General_options::parse_exclude_libs): New method.
2356 (General_options::check_excluded_libs) Same.
2357 * options.h (exclude_libs): New option.
2358 (General_options::check_excluded_libs): New method declaration.
2359 (General_options::excluded_libs_): New field.
2360 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2361 default or protected visibility if an object has no-export flag set.
2362 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2363 (check_SCRIPTS): Add exclude_libs_test.sh.
2364 (check_DATA): Add exclude_libs_test.syms.
2365 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2366 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2367 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2368 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2369 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2370 libexclude_libs_test_2.a): New rules.
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/exclude_libs_test.c: New file.
2373 * testsuite/exclude_libs_test.sh: Ditto.
2374 * testsuite/exclude_libs_test_1.c: Ditto.
2375 * testsuite/exclude_libs_test_2.c: Ditto.
2377 2009-05-15 Ian Lance Taylor <iant@google.com>
2379 * configure.ac: Check for declarations for cases where libiberty.h
2380 checks HAVE_DECL_xxx.
2381 * configure, config.in: Rebuild.
2383 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2385 * gold.h (Incremental_argument_list): Remove (invalid) forward
2387 * incremental.cc (Incremental_inputs::report_achive): New method.
2388 (Incremental_inputs::report_object): New method.
2389 (Incremental_inputs::report_script): New method.
2390 (Incremental_inputs::finalize_inputs): New method.
2391 (Incremental_inputs::finalize): Call finalize_inputs().
2392 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2393 Create inputs entries.
2394 * incremental.h (Incremental_input_type): New enum.
2395 (Incremental_inputs::Incremental_input): Initialize new fields.
2396 (Incremental_inputs::report_inputs): New method.
2397 (Incremental_inputs::report_achive): New method.
2398 (Incremental_inputs::report_object): New method.
2399 (Incremental_inputs::report_script): New method.
2400 (Incremental_inputs::finalize_inputs): New method.
2401 (Incremental_inputs::Input_info): New struct.
2402 (Incremental_inputs::Input_info_map): New typedef.
2403 (Incremental_inputs::lock_): New field.
2404 (Incremental_inputs::Inputs_): New field.
2405 (Incremental_inputs::Inputs_map): New field.
2406 * main.cc (main): Call Incremental_input::report_inputs.
2407 * options.h (Input_argument_list): Typedef moved from
2409 (Input_file_group::Files): Remove, use ::Input_argument_list.
2410 (Input_file_group::Input_argument_list): Remove, use
2411 ::Input_argument_list.
2412 * plugin.cc (Plugin_manager::add_input_file): Add error in
2414 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2416 * script.cc (read_input_script): Call
2417 Incremental_input::report_script.
2418 * script.h (Script_info): New class.
2420 2009-04-27 Ian Lance Taylor <iant@google.com>
2422 * x86_64.cc (do_adjust_output_section): Set entsize to
2425 2009-04-23 Elliott Hughes <enh@google.com>
2427 * output.cc (Output_file::close): After short writes, continue
2428 writing from the correct offset in the buffer being written.
2430 2009-04-23 Chris Demetriou <cgd@google.com>
2432 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2433 * configure: Regenerate.
2434 * config.in: Regenerate.
2435 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2436 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2438 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2440 * incremental.cc (Incremental_inputs_header_data): Renamed from
2441 Incremental_input_header_data.
2442 (Incremental_inputs_header_data::data_size): New field.
2443 (Incremental_inputs_header_data::put_input_file_count): Renamed
2444 from input_file_count.
2445 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2446 from command_line_offset.
2447 (Incremental_inputs_header_data::put_reserved): Renamed from
2449 (Incremental_inputs_entry_data): Renamed from
2450 Incremental_input_entry_data.
2451 (Incremental_inputs_entry_data::data_size): New field.
2452 (Incremental_inputs::report_command_line): New method.
2453 (Incremental_inputs::finalize): New method.
2454 (Incremental_inputs::create_incremental_inputs_data): New method.
2455 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2456 * incremental.h: New file.
2457 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2458 (Layout::finalize): Create incremental inputs section in
2460 (Layout::create_incremental_info_sections): New method.
2461 * layout.h (Layout::incremental_inputs): New method.
2462 (Layout::create_incremental_info_sections): New method.
2463 (Layout::incremental_inputs_): New field.
2464 * main.cc (main): Notify Incremental_input of the command line.
2466 2009-04-01 Ian Lance Taylor <iant@google.com>
2467 Mikolaj Zalewski <mikolajz@google.com>
2469 * gold.h (reserve_unordered_map): Define, three versions, one for
2470 each version of Unordered_map.
2471 * layout.cc (Layout::Layout): Remove options parameter. Add
2472 number_of_input_files parameter. Don't initialize options_.
2473 Initialize number_of_input_files_ and resized_signatures_. Move
2474 sections_are_attached_.
2475 (Layout::layout_group): Reserve space for group_signatures_.
2476 (Layout::find_or_add_kept_section): Change name parameter to be a
2477 reference. Resize signatures_ map when it gets large enough.
2478 (Layout::layout_eh_frame): Use parameters->options() instead of
2480 (Layout::make_output_section): Likewise.
2481 (Layout::attach_allocated_section_to_segment): Likewise.
2482 (Layout::finalize, Layout::create_executable_stack): Likewise.
2483 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2484 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2485 * layout.h (class Layout): Update declarations. Remove options_
2486 field. Add number_of_input_files_ and resized_signatures_
2487 fields. Move sections_are_attached_ field.
2488 * main.cc (main): Pass number of input files to Layout
2489 constructor. Don't pass options.
2491 2009-03-30 Ian Lance Taylor <iant@google.com>
2493 * ffsll.c (ffsll): Correct implementation.
2495 2009-03-27 Ian Lance Taylor <iant@google.com>
2497 * ffsll.c: New file.
2498 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2499 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2500 * ftruncate.c (ftruncate): Declare before definition.
2501 * mremap.c (mremap): Likewise.
2502 * pread.c (pread): Likewise.
2503 * configure, Makefile.in, config.in: Rebuild.
2505 * mremap.c: New file.
2506 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2507 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2508 (mremap): Declare if HAVE_MREMAP is not defined.
2509 * configure, Makefile.in, config.in: Rebuild.
2511 2009-03-27 Cary Coutant <ccoutant@google.com>
2513 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2514 position independent.
2515 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2516 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2518 2009-03-24 Cary Coutant <ccoutant@google.com>
2520 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2522 (needs_dynamic_reloc): Likewise.
2524 2009-03-24 Ian Lance Taylor <iant@google.com>
2526 * yyscript.y (file_cmd): Recognize EXTERN.
2527 (extern_name_list, extern_name_list_body): New nonterminals.
2528 * script.cc (script_add_extern): Define.
2529 * script-c.h (script_add_extern): Declare.
2531 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2533 * object.cc (is_elf_object): Define.
2534 * object.h (is_elf_object): Declare.
2535 * archive.cc (Archive::get_elf_object_for_member): Call
2537 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2539 2009-03-24 Elliott Hughes <enh@google.com>
2541 * output.cc (Output_file::map_anonymous): Define.
2542 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2543 try an anonymous one. Report the size if the mmap fails.
2544 * output.h (class Output_file): Declare map_anonymous.
2546 2009-03-24 Ian Lance Taylor <iant@google.com>
2548 * target-select.cc (instantiate_target): Don't acquire the lock if
2549 the instantiated_target_ field has already been set.
2551 2009-03-23 Ian Lance Taylor <iant@google.com>
2553 * gold-threads.h (class Initialize_lock): Define.
2554 * gold-threads.cc (class Initialize_lock_once): Define.
2555 (initialize_lock_control): New static variable.
2556 (initialize_lock_pointer): New static variable.
2557 (initialize_lock_once): New static function.
2558 (Initialize_lock::Initialize_lock): Define.
2559 (Initialize_lock::initialize): Define.
2560 * target-select.h: Include "gold-threads.h".
2561 (class Target_selector): Add lock_ and initialize_lock_ fields.
2562 Don't define instantiate_target, just declare it.
2563 * target-select.cc (Target_selector::Target_selector): Initialize
2565 (Target_selector::instantiate_target): Define.
2566 * descriptors.h: Include "gold-threads.h".
2567 (class Descriptors): Add initialize_lock_ field.
2568 * descriptors.cc (Descriptors::Descriptors): Initialize new
2570 (Descriptors::open): Use initialize_lock_ field
2571 * errors.h (class Errors): Add initialize_lock_ field.
2572 * errors.cc (Errors::Errors): Initialize new field.
2573 (Errors::initialize_lock): Use initialize_lock_ field.
2574 * powerpc.cc (class Target_selector_powerpc): Remove
2575 instantiated_target_ field. In do_recognize call
2576 instantiate_target rather than do_instantiate_target. In
2577 do_instantiate_target just allocate a new target.
2578 * sparc.cc (class Target_selector_sparc): Likewise.
2580 * freebsd.h: New file.
2581 * i386.cc: Include "freebsd.h".
2582 (Target_i386): Derive from Target_freebsd rather than
2584 (Target_selector_i386): Derive from Target_selector_freebsd rather
2585 than Target_selector.
2586 * x86_64.cc: Include "freebsd.h".
2587 (Target_x86_64): Derive from Target_freebsd rather than
2589 (Target_selector_x86_64): Derive from Target_selector_freebsd
2590 rather than Target_selector.
2591 * target.h (class Target): Add adjust_elf_header and
2592 do_adjust_elf_header.
2593 * output.cc (Output_file_header:: do_sized_write): Call target
2594 adjust_elf_header routine.
2595 * configure.tgt: Set targ_osabi.
2596 * configure.ac: Define GOLD_DEFAULT_OSABI.
2597 * parameters.cc (Parameters::default_target): Pass
2598 GOLD_DEFAULT_OSABI to select_target.
2599 * target-select.h (class Target_selector): Make instantiate_target
2600 protected rather than private.
2601 * Makefile.am (HFILES): Add freebsd.h.
2602 * configure, Makefile.in, config.in: Rebuild.
2604 * merge.cc (do_add_input_section): Correct pend value. Change
2605 message about last entry not being null terminated from error to
2608 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2610 * incremental.cc: New file.
2611 * Makefile.am (CCFILES): Add incremental.cc.
2612 * Makefile.in: Rebuild.
2614 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2616 * layout.cc (Layout::output_section_name): Preserve names
2617 of '.note.' sections.
2619 2009-03-19 Ian Lance Taylor <iant@google.com>
2621 * descriptors.cc (Descriptors::open): Check that the options are
2622 valid before using them.
2624 2009-03-18 Ian Lance Taylor <iant@google.com>
2626 * script-sections.h: Include <list>.
2627 (class Script_sections): Change Sections_elements from std::vector
2628 to std::list. Typedef public Elements_iterator. Add
2629 orphan_section_placement_, data_segment_align_start_, and
2630 saw_data_segment_align_ fields. Remove data_segment_align_index_
2632 * script-sections.cc (class Orphan_section_placement): New class.
2633 (class Sections_element): Add virtual functions is_relro and
2634 orphan_section_init. Remove virtual function place_orphan_here.
2635 (class Output_section_definition): Add is_relro and
2636 orphan_section_init. Remove place_orphan_here.
2637 (class Orphan_output_section): Likewise.
2638 (Script_sections::Script_sections): Update for field changes.
2639 (Script_sections::data_segment_align): Set saw_data_segment_align_
2640 and data_segment_align_start_, not data_segment_align_index.
2641 (Script_sections::data_segment_relro_end): Check
2642 saw_data_segment_align_. Use data_segment_align_start_ rather
2643 than data_segment_align_index_.
2644 (Script_sections::place_orphan): Rewrite to use
2645 Orphan_section_placement.
2647 2009-03-17 Ian Lance Taylor <iant@google.com>
2649 * archive.cc (Archive::add_symbols): Check for a version attached
2650 to the symbol name in the archive map.
2651 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2652 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2653 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2654 (ver_test_11.a): New target.
2655 * testsuite/Makefile.in: Rebuild.
2657 * configure.ac: Check for chsize and posix_fallocate. Replace
2659 * ftruncate.c: New file, from gnulib.
2660 * output.cc (posix_fallocate): Define dummy version if not
2661 HAVE_POSIX_FALLOCATE.
2662 (Output_file::map): Call posix_fallocate rather than lseek and
2664 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2665 * configure, Makefile.in, config.in: Rebuild.
2667 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2669 * layout.h (Layout::create_note): Add section_name parameter.
2670 * layout.cc (Layout::create_note): Likewise.
2671 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2673 2009-03-17 Ian Lance Taylor <iant@google.com>
2675 * descriptors.cc: Include "options.h".
2676 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2677 (Descriptors::open): Always use O_CLOEXEC when opening a new
2678 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2679 then set FD_CLOEXEC.
2681 * sparc.cc (class Target_sparc): Add has_got_section.
2682 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2683 make sure we have a GOT section.
2685 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2686 (Target_sparc::Scan::local): Likewise.
2687 (Target_sparc::Scan::global): Likewise.
2688 (Target_sparc::Relocate::relocate): Likewise.
2689 (Target_sparc::Relocate::relocate_tls): Likewise.
2691 * symtab.cc (Symbol_table::define_default_version): New function,
2692 broken out of add_from_object.
2693 (Symbol_table::add_from_object): Call define_default_version.
2694 (Symbol_table::define_special_symbol): Add resolve_oldsym
2695 parameter. Change all callers. If the version for a symbol comes
2696 from a version script, resolve it with the symbol with the same
2697 name with no version. Also add the symbol without a version if
2699 (do_define_in_output_data): If resolving with oldsym, don't delete
2701 (do_define_in_output_segment): Likewise.
2702 (do_define_as_constant): Likewise.
2703 * symtab.h (class Symbol_table): Update declarations.
2705 2009-03-13 Ian Lance Taylor <iant@google.com>
2707 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2708 (Read_symbols::requeue): New function.
2709 (Read_symbols::do_read_symbols): If make_elf_object fails because
2710 the target type is not configured, and the file was searched for,
2711 issue a warning and retry with the next directory.
2712 (Add_symbols::run): If the file has an incompatible format, and
2713 it was searched for, requeue the Read_symbols task. On error,
2715 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2716 dirindex parameter to constructor. Change all callers. Declare
2717 incompatible_warning and requeue.
2718 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2719 input_argument_ and input_group_ fields. Add them to
2720 constructor. Change all callers.
2721 (class Read_script): Add dirindex_ field. Add it to constructor.
2723 * archive.cc (Archive::setup): Remove input_objects parameter.
2725 (Archive::get_file_and_offset): Likewise.
2726 (Archive::read_all_symbols): Likewise.
2727 (Archive::read_symbols): Likewise.
2728 (Archive::get_elf_object_for_member): Remove input_objects
2729 parameter. Add punconfigured parameter. Change all callers.
2730 (Archive::add_symbols): Change return type to bool. Check return
2731 value of include_member.
2732 (Archive::include_all_members): Likewise.
2733 (Archive::include_member): Change return type to bool. Return
2734 false if first included object has incompatible target. Set
2735 included_member_ field.
2736 (Add_archive_symbols::run): If add_symbols returns false, requeue
2738 * archive.h (class Archive): Add included_member_ field.
2739 Initialize it in constructor. Add input_file and searched_for
2740 methods. Update declarations.
2741 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2742 input_argument_ fields. Add them to constructor. Change all
2744 * script.cc: Include "target-select.h".
2745 (class Parser_closure): Add skip_on_incompatible_target_ and
2746 found_incompatible_target_ fields. Add
2747 skip_on_incompatible_target parameter to constructor. Change all
2748 callers. Add methods skip_on_incompatible_target,
2749 clear_skip_on_incompatible_target, found_incompatible_target, and
2750 set_found_incompatible_target.
2751 (read_input_script): Add dirindex parameter. Change all callers.
2752 If parser finds an incompatible target, requeue Read_symbols
2754 (script_set_symbol): Clear skip_on_incompatible_target in
2756 (script_add_assertion, script_parse_option): Likewise.
2757 (script_start_sections, script_add_phdr): Likewise.
2758 (script_check_output_format): New function.
2759 * script.h (read_input_script): Update declaration.
2760 * script-c.h (script_check_output_format): Declare.
2761 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2762 (ignore_cmd): Remove OUTPUT_FORMAT.
2763 * fileread.cc (Input_file::Input_file): Add explicit this.
2764 (Input_file::will_search_for): New function.
2765 (Input_file::open): Add pindex parameter. Change all callers.
2766 * fileread.h (class Input_file): Add input_file_argument method.
2767 Declare will_search_for. Update declarations.
2768 * object.cc (make_elf_object): Add punconfigured parameter.
2770 * object.h (class Object): Make input_file public. Add
2771 searched_for method.
2772 (make_elf_object): Update declaration.
2773 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2775 * dirsearch.h (class Dirsearch): Update declaration.
2776 * options.h (class General_options): Add --warn-search-mismatch.
2777 * parameters.cc (Parameters::is_compatible_target): New function.
2778 * parameters.h (class Parameters): Declare is_compatible_target.
2779 * workqueue.cc (Workqueue::add_blocker): New function.
2780 * workqueue.h (class Workqueue): Declare add_blocker.
2782 * fileread.cc (Input_file::open): Remove options parameter.
2784 (Input_file::open_binary): Likewise.
2785 * script.cc (read_input_script): Likewise.
2786 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2787 options parameter from constructor. Change all callers.
2788 (class Read_script): Likewise.
2789 * fileread.h (class Input_file): Update declarations.
2790 * script.h (read_input_script): Update declaration.
2792 2009-03-10 Nick Clifton <nickc@redhat.com>
2794 * po/es.po: New Spanish translation.
2796 2009-03-06 Cary Coutant <ccoutant@google.com>
2798 * options.cc (parse_short_option): Keep dash_z from registering itself.
2800 2009-03-03 Ian Lance Taylor <iant@google.com>
2803 * target-reloc.h (relocate_section): Pass output_section to
2805 * i386.cc (Target_i386::should_apply_static_reloc): Add
2806 output_section parameter. Change all callers.
2807 (Target_i386::Relocate::relocate): Add output_section parameter.
2808 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2809 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2810 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2811 * testsuite/two_file_shared.sh: New script.
2812 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2813 (check_DATA): Add two_file_shared.dbg.
2814 (two_file_shared.dbg): New target.
2815 * testsuite/Makefile.in: Rebuild.
2817 2009-03-01 Ian Lance Taylor <iant@google.com>
2819 * configure.ac: Check for byteswap.h.
2820 * configure: Rebuild.
2821 * config.in: Rebuild.
2823 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2825 * layout.cc (Layout::find_or_add_kept_section): New function.
2826 (Layout::add_comdat): Removed.
2827 * layout.h (struct Kept_section): Move out of class Layout.
2828 Remove trailing underscores from field names. Add group_sections
2829 field. Rename group_ field to is_group. Change all uses.
2830 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2831 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2832 comdat_groups_ field.
2833 (Sized_relobj::include_section_group): Use
2834 find_or_add_kept_section and Kept_section::group_sections.
2835 (Sized_relobj::include_linkonce_section): Likewise.
2836 * object.cc (class Sized_relobj): Don't define Comdat_group or
2837 Comdat_group_table. Remove find_comdat_group and
2838 add_comdat_group. Remove comdat_groups_ field.
2839 * plugin.cc (include_comdat_group): Use
2840 Layout::find_or_add_kept_section.
2842 2009-02-28 Ian Lance Taylor <iant@google.com>
2844 * README: --gc-sections and map files are now supported. Document
2845 some build requirements.
2848 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2849 relocatable link set the value of the section symbol to zero.
2850 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2851 relocatable link don't include the section address in the local
2854 2009-02-27 Ian Lance Taylor <iant@google.com>
2857 * options.h (class Search_directory): Add is_system_directory.
2858 (class General_options): Declare is_in_system_directory.
2859 * options.cc (get_relative_sysroot): Make static.
2860 (get_default_sysroot): Make static.
2861 (General_optoins::is_in_system_directory): New function.
2862 * fileread.cc (Input_file::is_in_system_directory): New function.
2863 * fileread.h (class Input_file): Declare is_in_system_directory.
2864 * object.h (class Object): Add is_in_system_directory.
2865 (class Input_objects): Remove system_library_directory_ field.
2866 * object.cc (Input_objects::add_object): Don't set
2867 system_library_directory_.
2868 (input_objects::found_in_system_library_directory): Remove.
2869 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2870 parameter. Change all callers.
2871 (Symbol_table::sized_write_globals): Likewise.
2872 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2873 Call Object::is_in_system_directory.
2874 * symtab.h (class Symbol_table): Update declarations.
2877 * descriptors.h (Open_descriptor): Add is_on_stack field.
2878 * descriptors.cc (Descriptors::open): If the descriptor is on the
2879 top of the stack, remove it. Initialize is_on_stack field.
2880 (Descriptors::release): Only add pod to stack if it is not on the
2882 (Descriptors::close_some_descriptor): Clear stack_next and
2886 * output.cc (Output_section::find_starting_output_address): Rename
2887 from starting_output_address; add PADDR parameter; change return
2889 * output.h (class Output_section): Declare
2890 find_starting_output_address instead of starting_output_address.
2891 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2892 section symbol for which we can't find a merge section.
2895 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2896 hidden or internal, force the symbol to be local.
2897 * resolve.cc (Symbol::override_visibility): Define.
2898 (Symbol::override_base): Use override_visibility.
2899 (Symbol_table::resolve): Likewise.
2900 (Symbol::override_base_with_special): Likewise.
2901 (Symbol_table::override_with_special): If the visibility is hidden
2902 or internal, force the symbol to be local.
2903 * symtab.h (class Symbol): Add set_visibility and
2904 override_visibility.
2905 * testsuite/ver_test_1.sh: New file.
2906 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2907 (check_DATA): Add ver_test_1.syms.
2908 (ver_test_1.syms): New target.
2909 * testsuite/Makefile.in: Rebuild.
2911 2009-02-25 Cary Coutant <ccoutant@google.com>
2913 * layout.cc (Layout::choose_output_section): Don't rename sections
2914 when using a linker script that has a SECTIONS clause.
2915 * Makefile.in: Regenerate.
2917 * testsuite/Makefile.am (script_test_5.sh): New test case.
2918 * testsuite/Makefile.in: Regenerate.
2919 * testsuite/script_test_5.cc: New file.
2920 * testsuite/script_test_5.sh: New file.
2921 * testsuite/script_test_5.t: New file.
2923 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2925 * archive.cc (Archive::include_member): Update calls to add_symbols.
2926 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2927 the Layout argument.
2928 * dynobj.h (do_add_symbols): Add the Layout argument.
2929 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2931 * object.h (Object::add_symbols): Add the Layout argument.
2932 (Object::do_add_symbols): Add the Layout argument.
2933 (Sized_relobj::do_add_symbols): Add the Layout argument.
2934 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2935 Unify the two versions.
2936 (Add_plugin_symbols): Remove.
2937 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2938 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2939 (Add_plugin_symbols): Remove.
2940 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2941 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2942 (Add_symbols::run): Make it work with Pulginobj.
2944 2009-02-06 Ian Lance Taylor <iant@google.com>
2946 * object.cc (Sized_relobj::do_layout): Make info message start
2947 with lower case letter.
2949 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2951 * binary.cc: Fix file comment.
2953 * options.h (enum Incremental_disposition): Define.
2954 (class General_options): Add new options: --incremental,
2955 --incremental_changed, --incremental_unchanged,
2956 --incremental_unknown. Add incremental_disposition_ and
2957 implicit_incremental_ fields.
2958 (General_options::incremental_disposition): New function.
2959 (class Position_dependent_options): Add incremental_disposition
2961 (Position_dependent_options::copy_from_options): Set incremental
2963 * options.cc (General_options::parse_incremental_changed): New
2965 (General_options::parse_incremental_unchanged): New function.
2966 (General_options::parse_incremental_unknown): New function.
2967 (General_options::General_options): Initialize new fields
2968 incremental_disposition_ and implicit_incremental_.
2969 (General_options::finalize): Check for uasge of --incremental-*
2970 without --incremental.
2972 2009-02-06 Chris Demetriou <cgd@google.com>
2974 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2975 pointer and to report location as the file name associated with
2977 (gold_undefined_symbol_at_location): New function to replace the
2978 old gold_undefined_symbol functionality.
2979 * target-reloc.h (relocate_section): Update to use
2980 gold_undefined_symbol_at_location.
2981 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2982 Call gold_undefined_symbol function rather than gold_error.
2983 * errors.h (Errors::undefined_symbol): Take location as a
2984 string, rather than calculating it from a relocation.
2985 * errors.cc (Errors::fatal): Print "fatal error:" before the
2987 (Errors::error, Errors::error_at_location): Print "error: "
2988 before the formatted message.
2989 (Errors::undefined_symbol): Take location as a string, rather
2990 than calculating it from a relocation.
2991 (gold_undefined_symbol_at_location): New function akin to
2992 old gold_undefined_symbol, calculates location from relocation.
2993 (gold_undefined_symbol): Change to take only a Symbol pointer
2994 and to report location as the file name associated with the symbol.
2995 * testsuite/debug_msg.sh: Update for changed error messages.
2996 * testsuite/undef_symbol.sh: Likewise.
2998 2009-02-04 Duncan Sands <baldrick@free.fr>
3001 * reduced_debug_output.h
3002 (Output_reduced_debug_abbrev_section::failed): Use format for
3004 (Output_reduced_debug_info_section::faild): Likewise.
3006 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3008 * script.cc (Lazy_demangler): New class.
3009 (Version_script_info::get_symbol_version_helper): Demangle a
3012 2009-01-29 Cary Coutant <ccoutant@google.com>
3014 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3016 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3018 2009-01-28 Ian Lance Taylor <iant@google.com>
3020 * version.cc (version_string): Bump to 1.9.
3022 * gold.h: Include <cstring> and <stdint.h>.
3023 * version.cc: Include <cstdio>.
3024 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3026 * reduced_debug_output.cc (insert_into_vector): Rename from
3027 Insert_into_vector; change all callers. Use Swap_unaligned to
3028 avoid aliasing issue; remove union since it is unnecessary.
3030 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3032 * Makefile.am (CCFILES): Add gc.cc.
3034 * Makefile.in: Regenerate.
3035 * gold.cc (Gc_runner): New class.
3036 (queue_initial_tasks): Call garbage collection related tasks
3037 when corresponding options are invoked.
3038 (queue_middle_gc_tasks): New function.
3039 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3040 processed early before laying out sections during garbage collection.
3041 * gold.h (queue_middle_gc_tasks): New function.
3042 (is_prefix_of): Move from "layout.cc".
3043 * i386.cc (Target_i386::gc_process_relocs): New function.
3044 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3045 * main.cc (main): Create object of class "Garbage_collection".
3046 * object.cc (Relobj::copy_symbols_data): New function.
3047 (Relobj::is_section_name_included): New function.
3048 (Sized_relobj::do_layout): Allow this function to be called twice
3049 during garbage collection and defer layout of section during the
3051 * object.h (Relobj::get_symbols_data): New function.
3052 (Relobj::is_section_name_included): New function.
3053 (Relobj::copy_symbols_data): New function.
3054 (Relobj::set_symbols_data): New function.
3055 (Relobj::get_relocs_data): New function.
3056 (Relobj::set_relocs_data): New function.
3057 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3058 (Relobj::gc_process_relocs): New function.
3059 (Relobj::do_gc_process_relocs): New pure virtual function.
3060 (Relobj::sd_): New data member.
3061 (Sized_relobj::is_output_section_offset_invalid): New function.
3062 (Sized_relobj::do_gc_process_relocs): New function.
3063 * options.h (General_options::gc_sections): Modify to not be a no-op.
3064 (General_options::print_gc_sections): New option.
3065 * plugin.cc (Plugin_finish::run): Remove function call to
3066 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3067 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3068 * reloc.cc (Read_relocs::run): Add task to process relocs and
3069 determine unreferenced sections when doing garbage collection.
3070 (Gc_process_relocs): New class.
3071 (Sized_relobj::do_gc_process_relocs): New function.
3072 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3073 sections that are garbage collected.
3074 * reloc.h (Gc_process_relocs): New class.
3075 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3076 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3077 symbols whose corresponding sections are garbage collected.
3078 (Symbol_table::Symbol_table): Add new parameter for the garbage
3080 (Symbol_table::gc_mark_undef_symbols): New function.
3081 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3082 (Symbol_table::gc_mark_dyn_syms): New function.
3083 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3085 (Symbol_table::add_from_object): Likewise.
3086 (Symbol_table::add_from_relobj): When building shared objects, do not
3087 treat externally visible symbols as garbage.
3088 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3089 table information for static and relocatable links.
3090 * symtab.h (Symbol_table::set_gc): New function.
3091 (Symbol_table::gc): New function.
3092 (Symbol_table::gc_mark_undef_symbols): New function.
3093 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3094 (Symbol_table::gc_mark_dyn_syms): New function.
3095 (Symbol_table::gc_): New data member.
3096 * target.h (Sized_target::gc_process_relocs): New pure virtual
3098 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3099 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3101 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3103 * options.h (General_options::gc_sections): Define as a no-op for now.
3104 (General_options::no_keep_memory): Ditto.
3105 (General_options::Bshareable): Define.
3106 * options.cc (General_options::finalize): Honor -Bshareable.
3108 2009-01-20 Andreas Schwab <schwab@suse.de>
3110 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3111 read the value in the contents, since we don't use it. Use the
3112 template endianness when writing.
3113 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3115 2009-01-19 Andreas Schwab <schwab@suse.de>
3117 * configure.tgt (powerpc64-*): Fix targ_obj.
3119 2009-01-15 Ian Lance Taylor <iant@google.com>
3121 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3122 local symbols when stripping all symbols.
3124 2009-01-14 Cary Coutant <ccoutant@google.com>
3126 * output.cc (Output_reloc): Add explicit instantiations.
3128 2009-01-14 Cary Coutant <ccoutant@google.com>
3130 * archive.cc (Archive::get_elf_object_for_member): Remove call
3131 to File_read::claim_for_plugin.
3132 * descriptors.cc (Descriptors::open): Remove reference to
3134 (Descriptors::claim_for_plugin): Remove.
3135 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3136 (Descriptors::is_claimed): Remove.
3137 (claim_descriptor_for_plugin): Remove.
3138 * fileread.cc (File_read::claim_for_plugin): Remove.
3139 * fileread.h (File_read::claim_for_plugin): Remove.
3140 (File_read::descriptor): Reopen descriptor if necessary.
3141 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3142 (Plugin_manager::all_symbols_read): Add task parameter. Change
3144 (Plugin_manager::get_input_file): New function.
3145 (Plugin_manager::release_input_file): New function.
3146 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3147 corresponding data member.
3148 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3149 and pass to base constructor. Change all callers.
3150 (get_input_file, release_input_file): New functions.
3151 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3152 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3153 (Plugin_manager::all_symbols_read): Add task parameter.
3154 (Plugin_manager::get_input_file): New function.
3155 (Plugin_manager::release_input_file): New function.
3156 (Plugin_manager::task_): New data member.
3157 (Pluginobj::Pluginobj): Add filesize parameter.
3158 (Pluginobj::filename): New function.
3159 (Pluginobj::descriptor): New function.
3160 (Pluginobj::filesize): New function.
3161 (Pluginobj::filesize_): New data member.
3162 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3163 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3164 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3166 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3167 with archive libraries.
3168 * testsuite/Makefile.in: Regenerate.
3169 * testsuite/plugin_test.c (struct sym_info): New type.
3170 (get_input_file, release_input_file): New static variables.
3171 (onload): Capture new transfer vector entries.
3172 (claim_file_hook): Stop reading at end of file according to filesize.
3173 Factor out parsing of readelf output into separate function.
3174 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3175 APIs and get the source file name from the symbol table. Convert
3176 source file name to corresponding object file name. Print info
3177 message when adding new input files.
3178 (parse_readelf_line): New function.
3179 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3180 * testsuite/plugin_test_2.sh: Likewise.
3181 * testsuite/plugin_test_3.sh: Likewise.
3182 * testsuite/plugin_test_4.sh: New test case.
3184 2009-01-07 Ian Lance Taylor <iant@google.com>
3186 * version.cc (version_string): Bump to 1.8.
3188 2008-12-23 Cary Coutant <ccoutant@google.com>
3190 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3191 * plugin.cc (Plugin_manager::finish): Rename as
3192 layout_deferred_objects. Move cleanup to separate function.
3193 (Plugin_manager::cleanup): New function.
3194 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3196 * plugin.h (Plugin_manager::finish): Rename as
3197 layout_deferred_objects.
3198 (Plugin_manager::cleanup): New function.
3199 (Plugin_manager::cleanup_done): New field.
3201 2008-12-23 Cary Coutant <ccoutant@google.com>
3203 * plugin.cc (is_visible_from_outside): New function.
3204 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3205 so we don't return "IR only" status for exported symbols or -r links.
3207 * testsuite/Makefile.am (plugin_test_3): New test case.
3208 * testsuite/Makefile.in: Regenerate.
3209 * testsuite/plugin_test_3.sh: New file.
3211 2008-12-22 Cary Coutant <ccoutant@google.com>
3213 * object.cc (Sized_relobj::layout_section): New function.
3214 (Sized_relobj::do_layout): Defer layout of input sections until after
3215 plugin has provided replacement files.
3216 (Sized_relobj::do_layout_deferred_sections): New function.
3217 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3218 (Relobj::layout_deferred_sections): New function.
3219 (Relobj::do_layout_deferred_sections): New function.
3220 (Sized_relobj::do_layout_deferred_sections): New function.
3221 (Sized_relobj::layout_section): New function.
3222 (Sized_relobj::Deferred_layout): New structure.
3223 (Sized_relobj::deferred_layout_): New field.
3224 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3225 Change all callers. Layout deferred sections.
3226 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3228 (Plugin_hook::run): Move code from do_plugin_hook inline.
3229 (Plugin_hook::do_plugin_hook): Remove.
3230 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3231 (Plugin_manager::finish): Renamed, was cleanup.
3232 (Plugin_manager::should_defer_layout): New function.
3233 (Plugin_manager::add_deferred_layout_object): New function.
3234 (Plugin_manager::Deferred_layout_list): New type.
3235 (Plugin_manager::deferred_layout_objects_): New field.
3236 (Plugin_hook::do_plugin_hook): Remove.
3238 2008-12-17 Ian Lance Taylor <iant@google.com>
3240 * options.h (class General_options): Add --no case for
3243 2008-12-16 Cary Coutant <ccoutant@google.com>
3245 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3247 (Plugin_manager::claim_file): Create plugin object even if
3248 plugin did not call the add_symbols callback.
3249 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3250 asking for more symbols than were added.
3251 * testsuite/Makefile.am (plugin_test_1): Add test case with
3253 (empty.syms): New target.
3254 * testsuite/Makefile.in: Regenerate.
3255 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3256 message. Don't call add_symbols if no globals.
3257 (all_symbols_read_hook): Don't provide replacement for empty
3260 2008-12-12 Ian Lance Taylor <iant@google.com>
3262 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3263 r_type == 0 for a local symbol with r_sym == 0.
3264 (scan_relocatable_relocs): Pass r_sym to
3265 local_non_section_strategy.
3266 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3269 * configure.ac: Update test for TLS descriptors: they are
3270 supported as of glibc 2.9.
3271 * configure: Rebuild.
3273 2008-12-11 Ian Lance Taylor <iant@google.com>
3276 * target-reloc.h (Default_scan_relocatable_relocs): For each
3277 function, map r_type == 0 to RELOC_DISCARD.
3279 2008-12-10 Cary Coutant <ccoutant@google.com>
3281 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3282 object to override a kept COMDAT group from a plugin object.
3284 2008-12-09 Ian Lance Taylor <iant@google.com>
3287 * yyscript.y (file_cmd): Handle INPUT.
3289 * testsuite/initpri1.c: Change all declarations to be full
3290 prototypes by adding void, to avoid compiler warnings.
3292 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3294 * options.cc (General_options::parse_plugin_opt): New.
3295 (General_options::add_plugin): The argument now is just the filename.
3296 (General_options::add_plugin_option): New.
3297 * options.h (plugin_opt): New.
3298 (add_plugin): Change argument name.
3299 (add_plugin_option): New.
3300 * plugin.cc (Plugin::load): Don't parse the plugin option.
3301 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3302 (Plugin::add_option): New.
3303 (Plugin::args_): Change type.
3304 (Plugin::filename_): New.
3305 (Plugin_manager::add_plugin_option): New.
3306 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3307 * testsuite/Makefile.in: Regenerate.
3309 2008-12-05 Cary Coutant <ccoutant@google.com>
3311 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3312 Handle --strip-lto-sections option.
3313 * options.h (strip_lto_sections): New option.
3315 2008-12-01 Cary Coutant <ccoutant@google.com>
3317 * plugin.cc (ld_plugin_message): Change format parameter to const.
3318 Fix mismatch between new[] and delete.
3320 2008-11-14 Cary Coutant <ccoutant@google.com>
3322 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3325 2008-11-05 Craig Silverstein <csilvers@google.com>
3327 * options.cc (General_options::parse_dynamic_list): New function.
3328 * options.h (General_options): New flags dynamic_list,
3329 dynamic_list_data, dynamic_list_cpp_new, and
3330 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3331 (General_options::in_dynamic_list): New function.
3332 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3333 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3334 (Lex::can_continue_name): Likewise.
3336 (read_script_file): New parameter script_options.
3337 (read_dynamic_list): New function.
3338 (Script_options::define_dynamic_list): New function.
3339 (dynamic_list_keyword_parsecodes): New variable.
3340 (dynamic_list_keywords): New variable.
3341 * script.h (Script_options::define_dynamic_list): New function
3343 (read_dynamic_list): New function prototype.
3344 * symtab.cc (strprefix): New macro.
3345 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3346 dynamic_list_data, dynamic_list_cpp_new, and
3347 dynamic_list_cpp_typeinfo.
3348 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3349 (dynamic_list_expr): New rule.
3350 (dynamic_list_nodes): Likewise.
3351 (dynamic_list_node): Likewise.
3352 * testsuite/Makefile.am (dynamic_list): New test.
3353 * testsuite/Makefile.in: Regenerated.
3354 * testsuite/dynamic_list.t: New file.
3355 * testsuite/dynamic_list.sh: New file.
3357 2008-11-05 Craig Silverstein <csilvers@google.com>
3359 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3360 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3361 (t11_last): Likewise.
3362 * testsuite/ver_test_6.c (main): Likewise.
3364 2008-10-07 Cary Coutant <ccoutant@google.com>
3366 * options.c (General_options::finalize): Add check for -static and
3368 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3371 2008-10-02 Cary Coutant <ccoutant@google.com>
3373 * plugin.cc (make_sized_plugin_object): Fix conditional
3374 compilation to work when not all targets are enabled.
3376 2008-09-29 Cary Coutant <ccoutant@google.com>
3378 * archive.cc (Archive::get_file_and_offset): Use filename instead
3379 of name to get library path.
3380 (Archive::include_member): Unlock external member of a thin archive.
3382 * testsuite/Makefile.am (TEST_AR): New variable.
3383 (thin_archive_test_1): New test.
3384 (thin_archive_test_2): New test.
3385 * testsuite/Makefile.in: Regenerate.
3386 * testsuite/thin_archive_main.cc: New file.
3387 * testsuite/thin_archive_test_1.cc: New file.
3388 * testsuite/thin_archive_test_2.cc: New file.
3389 * testsuite/thin_archive_test_3.cc: New file.
3390 * testsuite/thin_archive_test_4.cc: New file.
3392 2008-09-29 Cary Coutant <ccoutant@google.com>
3394 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3395 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3397 (Sized_relobj::do_finalize_local_symbols): Likewise.
3398 (Sized_relobj::map_to_kept_section): Likewise.
3399 * object.h (Sized_relobj::invalid_address): New constant.
3400 (Sized_relobj::do_output_section_offset): Check for invalid_address
3402 * output.cc (Output_reloc::local_section_offset): Use constant
3403 invalid_address instead of -1U.
3404 (Output_reloc::get_address): Likewise.
3405 (Output_section::output_address): Change -1U to -1ULL.
3406 * output.h (Output_reloc::invalid_address): New constant.
3407 * reloc.cc (Sized_relobj::write_sections): Use constant
3408 invalid_address instead of -1U.
3409 (Sized_relobj::relocate_sections): Likewise.
3410 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3411 values for merge sections.
3412 * target-reloc.h (relocate_for_relocatable): Use constant
3413 invalid_address instead of -1U.
3415 2008-09-19 Cary Coutant <ccoutant@google.com>
3417 Add plugin functionality for link-time optimization (LTO).
3418 * configure.ac (plugins): Add --enable-plugins option.
3419 * configure: Regenerate.
3420 * config.in: Regenerate.
3421 * Makefile.am (LIBDL): New variable.
3422 (CCFILES): Add plugin.cc.
3423 (HFILES): Add plugin.h.
3424 (ldadd_var): Add LIBDL.
3425 * Makefile.in: Regenerate.
3427 * archive.cc: Include "plugin.h".
3428 (Archive::setup): Don't preread archive symbols when using a plugin.
3429 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3430 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3432 (Archive::include_member): Add symbols from plugin objects.
3433 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3434 * descriptors.cc (Descriptors::open): Check for file descriptors
3435 abandoned by plugins.
3436 (Descriptors::claim_for_plugin): New function.
3437 * descriptors.h (Descriptors::claim_for_plugin): New function.
3438 (Open_descriptor::is_claimed): New field.
3439 (claim_descriptor_for_plugin): New function.
3440 * fileread.cc (File_read::claim_for_plugin): New function.
3441 * fileread.h (File_read::claim_for_plugin): New function.
3442 (File_read::descriptor): New function.
3443 * gold.cc: Include "plugin.h".
3444 (queue_initial_tasks): Add task to call plugin hooks for generating
3446 * main.cc: Include "plugin.h".
3447 (main): Load plugin libraries.
3448 * object.h (Pluginobj): Declare.
3449 (Object::pluginobj): New function.
3450 (Object::do_pluginobj): New function.
3451 (Object::set_target): New function.
3452 * options.cc: Include "plugin.h".
3453 (General_options::parse_plugin): New function.
3454 (General_options::General_options): Initialize plugins_ field.
3455 (General_options::add_plugin): New function.
3456 * options.h (Plugin_manager): Declare.
3457 (General_options): Add --plugin option.
3458 (General_options::has_plugins): New function.
3459 (General_options::plugins): New function.
3460 (General_options::add_plugin): New function.
3461 (General_options::plugins_): New field.
3462 * plugin.cc: New file.
3463 * plugin.h: New file.
3464 * readsyms.cc: Include "plugin.h".
3465 (Read_symbols::do_read_symbols): Check for archive before checking
3466 for ELF file. Call plugin hooks to claim files.
3467 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3468 from a real object file; force override when processing replacement
3470 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3471 (Symbol::init_base_object): Likewise.
3472 (Symbol::init_base_output_data): Likewise.
3473 (Symbol::init_base_output_segment): Likewise.
3474 (Symbol::init_base_constant): Likewise.
3475 (Symbol::init_base_undefined): Likewise.
3476 (Symbol::output_section): Assert that object is not a plugin.
3477 (Symbol_table::add_from_pluginobj): New function.
3478 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3480 (Symbol_table::sized_write_globals): Likewise.
3481 (Symbol_table::add_from_pluginobj): Instantiate template.
3482 * symtab.h (Sized_pluginobj): Declare.
3483 (Symbol::in_real_elf): New function.
3484 (Symbol::set_in_real_elf): New function.
3485 (Symbol::in_real_elf_): New field.
3486 (Symbol_table::add_from_pluginobj): New function.
3488 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3489 (LIBDL): New variable.
3491 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3492 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3493 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3494 (MOSTLYCLEANFILES): Likewise.
3495 * testsuite/Makefile.in: Regenerate.
3496 * testsuite/plugin_test.c: New file.
3497 * testsuite/plugin_test_1.sh: New file.
3498 * testsuite/plugin_test_2.sh: New file.
3500 2008-09-16 Ian Lance Taylor <iant@google.com>
3502 * target-reloc.h (relocate_section): Check whether a symbol is
3503 defined by the ABI before reporting an undefined symbol error.
3504 * target.h (Target::is_defined_by_abi): Make parameter const.
3505 (Target::do_is_defined_by_abi): Likewise.
3506 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3507 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3508 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3509 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3510 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3511 * testsuite/Makefile.in: Rebuild.
3513 * fileread.cc (make_view): Add casts to avoid warning.
3515 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3517 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3518 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3520 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3522 * options.h (General_options::output_is_executable): New.
3523 (General_options::output_is_pie): New.
3524 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3525 for shared libraries.
3526 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3528 2008-09-11 Chris Demetriou <cgd@google.com>
3530 * options.h (origin): New -z option.
3531 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3532 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3535 2008-09-05 Cary Coutant <ccoutant@google.com>
3537 * fileread.cc (File_read::make_view): Add check for attempt to map
3540 2008-09-05 Cary Coutant <ccoutant@google.com>
3542 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3543 explicit instantiations.
3545 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3548 * options.cc (General_options::finalize): Allow undefined symbols
3549 in shlibs if linking -shared.
3552 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3553 symbols as not needing a dynsym entry.
3555 2008-08-20 Craig Silverstein <csilvers@google.com>
3557 * fileread.cc (File_read::open): Do not lock the file unless it
3558 was successfully opened.
3560 2008-08-14 Cary Coutant <ccoutant@google.com>
3562 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3563 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3564 * testsuite/tls_test.cc (struct int128): 128-bit struct
3565 for testing TLS relocs with non-zero addend.
3566 (v12): New TLS variable.
3568 (t_last): Add check for v12.
3569 * testsuite/tls_test.h (t12): New function.
3570 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3572 2008-08-13 Ian Lance Taylor <iant@google.com>
3574 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3575 set tls_segment_ or relro_segment_.
3576 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3578 * output.h (Output_section::clear_is_relro): New function.
3579 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3580 sections specially even when output_data_ is empty.
3581 (Output_segment::maximum_alignment): When first section is relro,
3582 only force alignment for PT_LOAD segments.
3583 * script.cc (script_data_segment_align): New function.
3584 (script_data_segment_relro_end): New function.
3585 * script-c.h (script_data_segment_align): Declare.
3586 (script_data_segment_relro_end): Declare.
3587 * script-sections.h (class Script_sections): Declare
3588 data_segment_align and data_segment_relro_end. Add fields
3589 segment_align_index_ and saw_relro_end_.
3590 * script-sections.cc (class Sections_element): Add set_is_relro
3591 virtual function. Add new bool* parameter to place_orphan_here.
3592 Add get_output_section virtual function.
3593 (class Output_section_definition): Add set_is_relro. Add new
3594 bool* parameter to place_orphan_here. Add get_output_section.
3595 Add is_relro_ field.
3596 (Output_section_definition::Output_section_definition): Initialize
3597 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3598 and is_relro_ fields.
3599 (Output_section_definition::place_orphan_here): Add is_relro
3601 (Output_section_definition::set_section_addresses): Set relro for
3603 (Output_section_definition::alternate_constraint): Likewise.
3604 (class Orphan_output_section): Add new bool* parameter to
3605 place_orphan_here. Add get_output_section.
3606 (Orphan_output_section::place_orphan_here): Add is_relro
3608 (Script_sections::Script_sections): Initialize
3609 data_segment_align_index_ and saw_relro_end_.
3610 (Script_sections::data_segment_align): New function.
3611 (Script_sections::data_segment_relro_end): New function.
3612 (Script_sections::place_orphan): Set or clear is_relro.
3613 (Script_sections::set_section_addresses): Force alignment of first
3615 * yyscript.y (exp): Call script_data_segment_align and
3616 script_data_segment_relro_end.
3617 * testsuite/relro_script_test.t: New file.
3618 * testsuite/relro_test.cc (using_script): Declare.
3619 (t1, t2): Test using_script.
3620 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3621 (relro_script_test_SOURCES): Define.
3622 (relro_script_test_DEPENDENCIES): Define.
3623 (relro_script_test_LDFLAGS): Define.
3624 (relro_script_test_LDADD): Define.
3625 (relro_script_test.so): New target.
3626 * testsuite/Makefile.in: Rebuild.
3628 2008-08-06 Cary Coutant <ccoutant@google.com>
3630 * archive.cc (Archive::total_archives, Archive::total_members)
3631 (Archive::total_members_loaded): New variables.
3632 (Archive::setup): Add parameter. Add option to preread
3634 (Archive::read_armap): Add counter.
3635 (Archive::get_file_and_offset): New function.
3636 (Archive::get_elf_object_for_member): New function.
3637 (Archive::read_all_symbols): New function.
3638 (Archive::read_symbols): New function.
3639 (Archive::add_symbols): Add counters.
3640 (Archive::include_all_members): Use armap to find members if it's
3642 (Archive::include_member): Skip reading symbols if already read.
3643 Factored code into Archive::get_file_and_offset and
3644 Archive::get_elf_object_for_member. Changed call to
3645 Mapfile::report_include_archive_member.
3646 (Archive::print_stats): New function.
3647 * archive.h: Declare Object and Read_symbols_data classes.
3648 (Archive::Archive): Add initializers for new members.
3649 (Archive::setup): Add parameter.
3650 (Archive::print_stats): New function.
3651 (Archive::total_archives, Archive::total_members)
3652 (Archive::total_members_loaded): New variables.
3653 (Archive::get_file_and_offset): New function.
3654 (Archive::get_elf_object_for_member): New function.
3655 (Archive::read_all_symbols): New function.
3656 (Archive::read_symbols): New function.
3657 (Archive::Archive_member): New class.
3658 (Archive::members_): New member.
3659 (Archive::num_members_): New member.
3660 * main.cc: Include archive.h.
3661 (main): Call Archive::print_stats.
3662 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3663 archive parameter; member_name is now the fully-decorated name.
3664 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3665 * options.h: (General_options): Add --preread-archive-symbols option.
3666 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3669 2008-08-04 Ian Lance Taylor <iant@google.com>
3671 * symtab.h (Symbol::use_plt_offset): New function.
3672 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3673 * powerpc.cc (Relocate::relocate): Likewise.
3674 * sparc.cc (Relocate::relocate): Likewise.
3675 * x86_64.cc (Relocate::relocate): Likewise.
3676 * testsuite/weak_plt.sh: New test.
3677 * testsuite/weak_plt_main.cc: New test.
3678 * testsuite/weak_plt_shared.cc: New test.
3679 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3680 (check_PROGRAMS): Add weak_plt.
3681 (check_DATA): Add weak_plt_shared.so.
3682 (weak_plt_main_pic.o, weak_plt): New targets.
3683 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3684 * testsuite/Makefile.in: Rebuild.
3686 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3688 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3689 * testsuite/Makefile.in: Rebuild.
3691 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3693 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3694 * Makefile.in: Regenerate.
3695 * po/POTFILES.in: Regenerate.
3697 2008-07-29 Ian Lance Taylor <iant@google.com>
3699 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3700 symbols before other symbols.
3701 * testsuite/script_test_2.cc (test_addr): Declare.
3702 (test_addr_alias): Declare.
3703 (main): Check that test_addr and test_addr_alias have the right
3705 * testsuite/script_test_2.t: Define test_addr_alias and
3708 2008-07-24 Ian Lance Taylor <iant@google.com>
3711 * descriptors.cc: New file.
3712 * descriptors.h: New file.
3713 * gold-threads.h (class Hold_optional_lock): New class.
3714 * fileread.cc: Include "descriptors.h".
3715 (File_read::~File_read): Release descriptor rather than closing
3717 (File_read::open) [file]: Call open_descriptor rather than open.
3718 Set is_descriptor_opened_.
3719 (File_read::open) [memory]: Assert that descriptor is not open.
3720 (File_read::reopen_descriptor): New function.
3721 (File_read::release): Release descriptor.
3722 (File_read::do_read): Make non-const. Reopen descriptor.
3723 (File_read::read): Make non-const.
3724 (File_read::make_view): Reopen descriptor.
3725 (File_read::do_readv): Likewise.
3726 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3727 Update declarations.
3728 * layout.cc: Include "descriptors.h".
3729 (Layout::create_build_id): Use open_descriptor rather than open.
3730 * output.cc: Include "descriptors.h".
3731 (Output_file::open): Use open_descriptor rather than open.
3732 * archive.cc (Archive::const_iterator): Change Archive to be
3734 (Archive::begin, Archive::end): Make non-const.
3735 (Archive::count_members): Likewise.
3736 * archive.h (class Archive): Update declarations.
3737 * object.h (Object::read): Make non-const.
3738 * Makefile.am (CCFILES): Add descriptors.cc.
3739 (HFILES): Add descriptors.h.
3740 * Makefile.in: Rebuild.
3743 * gold.h: Always include <clocale>. Add Solaris workarounds
3744 following code in binutils/sysdep.h.
3747 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3748 this->eh_frame_hdr_ is NULL before using it.
3750 * dynobj.cc (Versions::Versions): Update comment.
3752 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3753 the base version name.
3755 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3756 array size plus one.
3757 (Stringpool_template::set_string_offsets): Subtract one from key
3758 before using it as an array index.
3759 (Stringpool_template::get_offset_with_length): Likewise.
3760 (Stringpool_template::write_to_buffer): Likewise.
3761 * stringpool.h (Stringpool_template::get_offset_from_key):
3764 2008-07-23 Ian Lance Taylor <iant@google.com>
3767 * object.h (Merged_symbol_value::value): Do our best to handle a
3771 * script.cc (Version_script_info::get_versions): Don't add empty
3772 version tag to return value.
3773 (Version_script_info::get_symbol_version_helper): Change return
3774 type to bool. Add pversion parameter. Change all callers.
3775 (script_register_vers_node): Don't require a non-NULL tag.
3776 * script.h (class Version_script_info): Update declarations.
3777 (Version_script_info::get_symbol_version): Change return type to
3778 bool. Add version parameter. Change all callers.
3779 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3780 handling. Handle an empty version from a version script.
3781 (Symbol_table::define_special_symbol): Likewise.
3782 * testsuite/ver_test_10.script: New file.
3783 * testsuite/ver_test_10.sh: New file.
3784 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3785 (check_DATA): Add ver_test_10.syms.
3786 (ver_test_10.syms, ver_test_10.so): New target.
3787 * testsuite/Makefile.in: Rebuild.
3789 2008-07-23 Simon Baldwin <simonb@google.com>
3791 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3792 to zero for undefined symbols from dynamic libraries.
3794 2008-07-23 Ian Lance Taylor <iant@google.com>
3796 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3798 * symtab.h (class Symbol_table): Update declaration.
3799 * testsuite/ver_test_9.cc: New file.
3800 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3801 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3802 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3803 (ver_test_9.so, ver_test_9.o): New targets.
3804 * testsuite/Makefile.in: Rebuild.
3806 2008-07-22 Ian Lance Taylor <iant@google.com>
3808 * options.h (class General_options): Define --check-sections.
3809 * layout.cc (Layout::set_segment_offsets): Handle
3812 * options.h (class General_options): Define -n/--nmagic and
3814 * options.cc (General_options::finalize): For -n/--nmagic or
3815 -N/--omagic, set -static.
3816 * layout.cc (Layout::attach_allocated_section_to_segment): If
3817 -N/--omagic, don't put read-only and read-write sections in
3819 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3820 finding a read-only segment.
3821 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3822 don't set the minimum segment alignment to the common page size,
3823 and don't set the file offset to the address modulo the page size.
3824 * script-sections.cc (Script_sections::create_segments): If
3825 -n/--omagic, don't put read-only and read-write sections in
3828 * cref.cc: New file.
3830 * options.h (class General_options): Add --print-symbol-counts.
3831 * main.cc (main): Issue defined symbol report if requested.
3832 * archive.cc (Archive::interpret_header): Make into a const member
3834 (Archive::add_symbols): Call Input_objects::archive_start and
3836 (Archive::const_iterator): Define new class.
3837 (Archive::begin, Archive::end): New functions.
3838 (Archive::include_all_members): Rewrite to use iterator.
3839 (Archive::count_members): New function.
3840 * archive.h (class Archive): Update declarations.
3841 (Archive::filename): New function.
3842 * object.cc: Include "cref.h".
3843 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3844 (Sized_relobj::do_get_global_symbol_counts): New function.
3845 (Input_objects::add_object): Add object to cross-referencer.
3846 (Input_objects::archive_start): New function.
3847 (Input_objects::archive_stop): New function.
3848 (Input_objects::print_symbol_counts): New function.
3849 * object.h: Declare Cref and Archive.
3850 (Object::get_global_symbol_counts): New function.
3851 (Object::do_get_global_symbol_counts): New pure virtual function.
3852 (class Sized_relobj): Add defined_count_ field. Update
3854 (class Input_objects): Add cref_ field. Update constructor.
3855 Update declarations.
3856 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3858 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3860 (Sized_dynobj::do_get_global_symbol_counts): New function.
3861 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3862 defined_count_. Update declarations. Define Symbols typedef.
3863 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3864 parameter. Change all callers.
3865 (Symbol_table::add_from_dynobj): Add sympointers and defined
3866 parameters. Change all callers.
3867 * symtab.h (class Symbol_table): Update declarations.
3868 * Makefile.am (CCFILES): Add cref.cc.
3869 (HFILES): Add cref.h.
3870 * Makefile.in: Rebuild.
3872 2008-07-22 Simon Baldwin <simonb@google.com>
3874 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3875 to zero when writing undefined symbols.
3877 2008-07-22 Ian Lance Taylor <iant@google.com>
3879 * output.cc (Output_section::add_input_section): Don't try to
3880 merge empty merge sections.
3882 2008-07-21 Craig Silverstein <csilvers@google.com>
3884 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3885 Include symbol version in error message.
3887 2008-07-20 Chris Demetriou <cgd@google.com>
3889 * configure.ac (gold_cv_c_random_seed): New configured variable.
3890 (RANDOM_SEED_CFLAGS): New substituted variable.
3891 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3892 * configure: Rebuild.
3893 * Makefile.in: Likewise.
3894 * testsuite/Makefile.in: Likewise.
3896 2008-07-18 Ian Lance Taylor <iant@google.com>
3898 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3899 where we see NAME/NULL and NAME/VERSION as separate symbols.
3900 * testsuite/ver_test_main.cc (main): Call t4.
3901 (t4, t4_2a): Define.
3902 * testsuite/ver_test_2.cc (t4_2): Define.
3903 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3904 * testsuite/ver_test_4.cc (t4_2a): Define.
3905 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3906 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3908 2008-07-17 Ian Lance Taylor <iant@google.com>
3910 * dynobj.cc (Versions::add_def): If we give an error about a
3911 missing version, go ahead and create the version anyhow.
3913 2008-07-10 Ian Lance Taylor <iant@google.com>
3915 Handle output sections with more than 0x7fffffff bytes.
3916 * object.h (class Relobj): Change map_to_output_ to
3917 output_sections_, and just keep a section pointer. Change all
3918 uses. Move comdat group support to Sized_relobj.
3919 (Relobj::is_section_specially_mapped): Remove.
3920 (Relobj::output_section): Remove poff parameter. Change all
3922 (Relobj::output_section_offset): New function.
3923 (Relobj::set_section_offset): Rewrite.
3924 (Relobj::map_to_output): Remove.
3925 (Relobj::output_sections): New function.
3926 (Relobj::do_output_section_offset): New pure virtual function.
3927 (Relobj::do_set_section_offset): Likewise.
3928 (class Sized_relobj): Add section_offsets_ field. Add comdat
3929 group support from Relobj. Update declarations.
3930 (Sized_relobj::get_output_section_offset): New function.
3931 (Sized_relobj::do_output_section_offset): New function.
3932 (Sized_relobj::do_set_section_offset): New function.
3933 * object.cc (Relobj::output_section_address): Remove.
3934 (Sized_relobj::Sized_relobj): Initialize new fields.
3935 (Sized_relobj::include_section_group): Cast find_kept_object to
3937 (Sized_relobj::include_linkonce_section): Likewise.
3938 (Sized_relobj::do_layout): Use separate arrays for output section
3940 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3942 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3943 output_sections and section_offsets.
3944 (Sized_relobj::write_local_symbols): Likewise.
3945 (map_to_kept_section): Compute output address directly.
3946 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3947 output_sections and section_offsets.
3948 (Sized_relobj::write_sections): Likewise.
3949 (Sized_relobj::relocate_sections): Likewise.
3950 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3951 * output.h (class Output_reloc): Update declarations. Change
3952 u2_.relobj to Sized_relobj*.
3953 (class Output_data_reloc): Change add functions to use
3955 * output.cc (Output_reloc::Output_reloc): Change relobj to
3957 (Output_reloc::local_section_offset): Change return type to
3958 Elf_Addr. Use get_output_section_offset.
3959 (Output_reloc::get_address): Likewise.
3960 (Output_section::is_input_address_mapped): Don't call
3961 is_section_specially_mapped.
3962 (Output_section::output_offset): Likewise.
3963 (Output_section::output_address): Likewise.
3964 (Output_section::starting_output_address): Likewise.
3965 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3966 parameter to Sized_relobj*.
3967 (Copy_relocs::need_copy_reloc): Likewise.
3968 (Copy_relocs::save): Likewise.
3969 * copy-relocs.h (class Copy_relocs): Update declarations.
3970 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3971 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3972 * target-reloc.h (relocate_for_relocatable): Change
3973 offset_in_output_section type to Elf_Addr. Change code that uses
3975 * layout.cc (Layout::layout): Always set *off.
3976 * mapfile.cc (Mapfile::print_input_section): Use
3977 output_section_offset.
3978 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3980 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3981 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3982 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3984 2008-07-03 Ian Lance Taylor <iant@google.com>
3986 * layout.cc (Layout::include_section): Do not discard unrecognized
3987 SHT_STRTAB sections.
3989 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
3991 * script.cc (Lex::can_continue_name): Make '?' allowable in
3992 version-script names.
3993 * testsuite/version_script.map: Change glob pattern to use '?'
3995 2008-06-30 Manish Singh <yosh@gimp.org>
3998 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4001 2008-06-30 Ian Lance Taylor <iant@google.com>
4005 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4006 versions]: Don't try to read the value in the contents, since we
4007 don't use it. Use the template endianness when writing.
4009 2008-06-25 Cary Coutant <ccoutant@google.com>
4011 * fileread.cc (File_read::make_view): Assert on zero-length view.
4012 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4013 symbol table when there are no symbols to read.
4015 2008-06-23 Craig Silverstein <csilvers@google.com>
4017 * version.cc (version_string): Bump to 1.7
4019 2008-06-18 Craig Silverstein <csilvers@google.com>
4021 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4022 constant 0xFFFF to type Valtype.
4023 (Powerpc_relocate_functions::rel16_ha): Likewise.
4025 2008-06-17 Ian Lance Taylor <iant@google.com>
4027 * output.h (Output_section::Input_section): Initialize p2align_ to
4028 zero for Output_section_data constructors.
4029 (Output_section::Input_section::addralign): If not an input
4030 section, return the alignment of the Output_section_data.
4031 * testsuite/copy_test.cc: New file.
4032 * testsuite/copy_test_1.cc: New file.
4033 * testsuite/copy_test_2.cc: New file.
4034 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4035 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4036 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4037 (copy_test_1_pic.o, copy_test_1.so): New targets.
4038 (copy_test_2_pic.o, copy_test_2.so): New targets.
4039 * testsuite/Makefile.in: Rebuild.
4041 * script-sections.cc (Script_sections::place_orphan): Initialize
4042 local variable exact.
4044 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4046 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4048 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4049 David S. Miller <davem@davemloft.net>
4051 * powerpc.cc: New file.
4052 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4053 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4054 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4055 * Makefile.in: Rebuild.
4057 2008-06-09 Ian Lance Taylor <iant@google.com>
4059 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4061 (throwing, orig_terminate): New static variables.
4062 (terminate_handler): New static function.
4063 (t2): Set terminate handler.
4065 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4068 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4071 2008-05-30 Cary Coutant <ccoutant@google.com>
4073 * archive.cc (Archive::include_all_members) Correct to step
4074 over symbol table and extended name table in thin archives.
4076 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4079 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4082 2008-05-28 Caleb Howe <cshowe@google.com>
4084 * reduced_debug_output.cc: New file.
4085 * reduced_debug_output.h: New file.
4086 * options.h (class General_options): Add --strip-debug-non-line.
4087 * options.cc (General_options::finalize): Add strip_debug_non_line
4088 to the strip heirarchy.
4089 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4091 * layout.cc: Include "reduced_debug_output.h".
4092 (Layout::Layout): Initialize new fields.
4093 (line_only_debug_sections): New static array.
4094 (is_lines_only_debug_sections): New static inline function.
4095 (Layout::include_section): Handle --strip-debug-non-line.
4096 (Layout::make_output_section): If --strip-debug-non-line, build
4097 new output sections for .debug_abbrev and .debug_info.
4098 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4099 gold. Warn about possible overflow.
4100 (read_signed_LEB_128): Likewise.
4101 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4102 (read_signed_LEB_128): Declare.
4103 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4104 (HFILES): Add reduced_debug_output.h.
4105 * Makefile.in: Rebuild.
4107 2008-05-21 Ian Lance Taylor <iant@google.com>
4109 * mapfile.cc: New file.
4110 * mapfile.h: New file.
4111 * options.h (class General_options): Add -M/--print-map and -Map.
4112 * options.cc (General_options::finalize): Make -M equivalent to
4114 * main.cc: Include <cstdio> and "mapfile.h".
4115 (main): Open mapfile if requested.
4116 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4117 constructor. Change caller.
4118 (queue_initial_tasks): Add mapfile parameter. Change caller.
4119 (queue_middle_tasks): Likewise.
4120 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4122 * archive.cc: Include "mapfile.h".
4123 (Archive::add_symbols): Add mapfile parameter. Change all
4124 callers. Pass mapfile, symbol, and reason to include_member.
4125 (Archive::include_all_members): Add mapfile parameter. Change all
4127 (Archive::include_member): Add mapfile, sym, and why parameters.
4128 Change all callers. Report inclusion to map file.
4129 * archive.h: Include "fileread.h".
4130 (class Archive): Update declarations.
4131 (Archive::file): New const method.
4132 (class Add_archive_symbols): Add mapfile_ field. Update
4133 constructor. Change all callers.
4134 * readsyms.h (class Read_symbols): Likewise.
4135 (class Finish_group): Likewise.
4136 (class Read_script): Likewise.
4137 * common.cc: Include "mapfile.h".
4138 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4140 (Symbol_table::do_allocate_commons): Likewise.
4141 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4142 symbol allocation to mapfile.
4143 * common.h (class Allocate_commons_task): Add mapfile_ field.
4144 Update constructor. Change all callers.
4145 * symtab.h (class Symbol_table): Update declarations.
4146 * layout.cc: Include "mapfile.h".
4147 (Layout_task_runner::run): Print information to mapfile.
4148 (Layout::create_gold_note): Change Output_data_fixed_space to
4149 Output_data_zero_fill.
4150 (Layout::create_build_id): Likewise.
4151 (Layout::print_to_mapfile): New function.
4152 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4153 constructor. Change caller.
4154 (class Layout): Declare print_to_mapfile.
4155 * output.cc (Output_section::Input_section::print_to_mapfile): New
4157 (Output_section::add_input_section): If producing a map, always
4158 add to input_sections_ list.
4159 (Output_section::do_print_to_mapfile): New function.
4160 (Output_segment::print_sections_to_mapfile): New function.
4161 (Output_segment::print_section_list_to_mapfile): New function.
4162 * output.h: Include "mapfile.h".
4163 (Output_data::print_to_mapfile): New function.
4164 (Output_data::do_print_to_mapfile): New virtual function.
4165 (Output_segment_headers::do_print_to_mapfile): New function.
4166 (Output_file_header::do_print_to_mapfile): New function.
4167 (Output_data_const::do_print_to_mapfile): New function.
4168 (class Output_data_const_buffer): Add map_name_ field. Update
4169 constructor. Change all callers. Add do_print_to_mapfile
4171 (class Output_data_fixed_space): Likewise.
4172 (class Output_data_space): Likewise.
4173 (class Output_data_zero_fill): New class.
4174 (Output_data_strtab::do_print_to_mapfile): New function.
4175 (Output_data_reloc_base::do_print_to_mapfile): New function.
4176 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4177 (Output_data_group::do_print_to_mapfile): New function.
4178 (Output_data_got::do_print_to_mapfile): New function.
4179 (Output_data_dynamic::do_print_to_mapfile): New function.
4180 (Output_symtab_xindex::do_print_to_mapfile): New function.
4181 (class Output_section): Declare do_print_to_mapflie. Declare
4182 print_to_mapfile in Input_section.
4183 (class Output_segment): Declare new functions.
4184 * object.h (Sized_relobj::symbol_count): New function.
4185 * script-sections.cc
4186 (Output_section_element_dot_assignment::set_section_addresses):
4187 Change Output_data_fixed_space to Output_data_zero_fill.
4188 (Output_data_expression::do_print_to_mapfile): New function.
4189 * script.cc (read_input_script): Add mapfile parameter. Change
4191 * script.h (read_input_script): Update declaration.
4192 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4193 (Eh_frame::do_print_to_mapfile): New function.
4194 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4195 (Output_merge_string::do_print_to_mapfile): New function.
4196 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4198 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4200 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4202 * Makefile.am (CCFILES): Add mapfile.cc.
4203 (HFILES): Add mapfile.h.
4204 * Makefile.in: Rebuild.
4206 2008-05-19 Ian Lance Taylor <iant@google.com>
4208 * options.h (class General_options): Add -z relro.
4209 * layout.cc (Layout::Layout): Initialize relro_segment_.
4210 (Layout::add_output_section_data): Return the output section.
4211 (Layout::make_output_section): Rcognize relro sections and mark
4213 (Layout::attach_allocated_section_to_segment): Put relro sections
4214 in a PT_GNU_RELRO segment.
4215 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4217 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4219 (Layout::linkonce_mapping): Map d.rel.ro.local to
4221 (Layout::output_section_name): Us .data.rel.ro.local for any
4222 section which begins with that.
4223 * layout.h (class Layout): Update add_output_section_data
4224 declaration. Add relro_segment_ field.
4225 * output.cc (Output_section::Output_section): Initialize is_relro_
4226 and is_relro_local_ fields.
4227 (Output_segment::add_output_section): Group relro sections.
4228 (Output_segment::is_first_section_relro): New function.
4229 (Output_segment::maximum_alignment): If there is a relro section,
4230 align the segment to the common page size.
4231 (Output_segment::set_section_addresses): Track whether we are
4232 looking at relro sections. If the last section is a relro
4233 section, align to the common page size.
4234 (Output_segment::set_section_list_addresses): Add in_relro
4235 parameter. Change all callers. Align to the page size when
4236 moving from relro to non-relro section.
4237 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4239 * output.h (class Output_section): Add is_relro_ and
4240 is_relro_local_ fields.
4241 (Output_section::is_relro): New function.
4242 (Output_section::set_is_relro): New function.
4243 (Output_section::is_relro_local): New function.
4244 (Output_section::set_is_relro_local): New function.
4245 (class Output_segment): Update declarations.
4246 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4247 * sparc.cc (Target_sparc::got_section): Likewise.
4248 * x86_64.cc (Target_x86_64::got_section): Likewise.
4249 * testsuite/relro_test_main.cc: New file.
4250 * testsuite/relro_test.cc: New file.
4251 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4252 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4253 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4254 (relro_test.so, relro_test_pic.o): New targets.
4255 * testsuite/Makefile.in: Rebuild.
4257 2008-05-16 Ian Lance Taylor <iant@google.com>
4259 * output.cc (Output_segment::add_output_section): Remove front
4261 * output.h (class Output_segment): Remove
4262 add_initial_output_section and overloaded add_output_section.
4263 Update declaration of remaining add_output_section.
4264 * layout.cc (Layout::create_interp): Call add_output_section
4265 rather than add_initial_output_section.
4266 (Layout::finish_dynamic_section): Likewise.
4268 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4269 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4270 know the dynamic type.
4271 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4272 field. Initialize it in constructor.
4273 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4274 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4275 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4278 * output.cc (Output_reloc::get_address): Change return type to
4280 * output.h (class Output_reloc): Update get_address declaration.
4281 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4282 for section addresses.
4284 2008-05-09 Ian Lance Taylor <iant@google.com>
4287 * gold.cc (gold_nomem): Use return value of write.
4289 2008-05-08 Ian Lance Taylor <iant@google.com>
4291 * symtab.c (Symbol::init_base_output_data): Add version
4292 parameter. Change all callers.
4293 (Symbol::init_base_output_segment): Likewise.
4294 (Symbol::init_base_constant): Likewise.
4295 (Symbol::init_base_undefined): Likewise.
4296 (Sized_symbol::init_output_data): Likewise.
4297 (Sized_symbol::init_output_segment): Likewise.
4298 (Sized_symbol::init_constant): Likewise.
4299 (Sized_symbol::init_undefined): Likewise.
4300 (Symbol_table::do_define_in_output_data): If the new symbol has a
4301 version, mark it as the default.
4302 (Symbol_table::do_define_in_output_segment): Likewise.
4303 (Symbol_table::do_define_as_constant): Likewise.
4304 * symtab.h (class Symbol): Update declarations.
4305 (class Sized_symbol): Likewise.
4306 * resolve.cc (Symbol::override_version): New function.
4307 (Symbol::override_base): Call override_version.
4308 (Symbol::override_base_with_special): Likewise.
4309 * testsuite/ver_script_8.script: New file.
4310 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4311 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4312 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4313 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4315 2008-05-06 Ian Lance Taylor <iant@google.com>
4318 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4320 (class General_options): Remove existing --undefined, and add
4321 --no-undefined instead. Add new --undefined as synonym for -u.
4322 * archive.cc (Archive::add_symbols): Check whether symbol was
4324 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4325 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4326 all uses. Add IS_UNDEFINED. Update declarations to split
4327 different versions of init_base. Declare init_base_undefined.
4328 (Symbol::is_defined): Handle IS_UNDEFINED.
4329 (Symbol::is_undefined): Likewise.
4330 (Symbol::is_weak_undefined): Call is_undefined.
4331 (Symbol::is_absolute): Handle IS_CONSTANT.
4332 (class Sized_symbol): Update declarations to split different
4333 versions of init. Declare init_undefined.
4334 (class Symbol_table): Declare new functions.
4335 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4337 (Symbol::init_base_output_data): Likewise.
4338 (Symbol::init_base_output_segment): Likewise.
4339 (Symbol::init_base_constant): Likewise.
4340 (Symbol::init_base_undefined): New function.
4341 (Sized_symbol::init_object): Rename from init. Change all
4343 (Sized_symbol::init_output_data): Likewise.
4344 (Sized_symbol::init_output_segment): Likewise.
4345 (Sized_symbol::init_constant): Likewise.
4346 (Sized_symbol::init_undefined): New function.
4347 (Symbol_table::add_undefined_symbols_from_command_line): New
4349 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4351 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4352 (Symbol::output_section): Likewise.
4353 (Symbol::set_output_section): Likewise.
4354 (Symbol_table::sized_finalize_symbol): Likewise.
4355 (Symbol_table::sized_write_globals): Likewise.
4356 * resolve.cc (Symbol_table::should_override): Likewise.
4357 (Symbol::override_base_with_special): Likewise.
4359 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4360 symbol, change it to have default visibility.
4361 * testsuite/protected_1.cc: New file.
4362 * testsuite/protected_2.cc: New file.
4363 * testsuite/protected_3.cc: New file.
4364 * testsuite/protected_main_1.cc: New file.
4365 * testsuite/protected_main_2.cc: New file.
4366 * testsuite/protected_main_3.cc: New file.
4367 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4368 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4369 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4370 (protected_1.so): New target.
4371 (protected_1_pic.o, protected_2_pic.o): New targets.
4372 (protected_3_pic.o): New target.
4373 (check_PROGRAMS): Add protected_2.
4374 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4375 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4376 * testsuite/Makefile.in: Rebuild.
4378 * options.h (DEFINE_var): Add set_user_set_##varname__.
4379 (DEFINE_bool_alias): New macro.
4380 (class General_options): Define -Bstatic using DEFINE_bool_alias
4381 rather than DEFINE_special. Add --undefined as an alias for -z
4383 * options.cc (General_options::parse_Bstatic): Remove.
4385 * options.h (class General_options): Add --fatal-warnings.
4386 * main.cc (main): Implement --fatal-warnings.
4387 * errors.h (Errors::warning_count): New function.
4389 * options.h (class General_options): Add -Bsymbolic-functions.
4390 * symtab.h (Symbol::is_preemptible): Check for
4391 -Bsymbolic-functions.
4393 2008-05-05 Ian Lance Taylor <iant@google.com>
4395 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4396 as noVARNAME rather than no-VARNAME.
4397 (class General_options): Add option -z combreloc.
4398 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4400 (Output_reloc::sort_before) [SHT_REL]: New function.
4401 (Output_reloc::sort_before) [SHT_RELA]: New function.
4402 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4403 Sort_relocs_comparison.
4404 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4405 parameter. Change all callers.
4406 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4407 sort_relocs parameter. Change all callers.
4408 * output.cc (Output_reloc::get_address): New function, broken out
4410 (Output_reloc::write_rel): Call it.
4411 (Output_reloc::compare): New function.
4412 (Output_data_reloc_base::do_write): Optionally sort relocs.
4414 * configure.ac: If targ_extra_obj is set, link it in.
4415 * configure.tgt: Initialize all variables.
4416 (x86_64*): Set targ_extra_obj and targ_extra_size.
4417 * configure: Rebuild.
4419 * object.cc (Sized_relobj::include_section_group): Adjust section
4420 indexes read from group data. Build vector to pass to
4422 * layout.cc (Layout::layout_group): Add flags and shndxes
4423 parameters. Remove contents parameter. Change caller. Update
4424 explicit instantiations.
4425 * layout.h (class Layout): Update layout_group declaration.
4426 * output.cc (Output_data_group::Output_data_group): Add flags and
4427 input_shndxes parameters. Remove contents parameter. Change
4429 (Output_data_group::do_write): Change input_sections_ to
4431 * output.h (class Output_data_group): Update constructor
4432 declaration. Rename input_sections_ to input_shndxes_.
4433 * testsuite/many_sections_test.cc: Add template.
4435 2008-04-30 Cary Coutant <ccoutant@google.com>
4437 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4439 * layout.cc (Layout::include_section): Refactored check for debug
4441 (Layout::add_comdat): Add new parameters. Change type
4442 of signature parameter. Add object and shndx to signatures table.
4443 (Layout::find_kept_object): New function.
4444 * layout.h: Include <cstring>.
4445 (Layout::is_debug_info_section): New function.
4446 (Layout::add_comdat): Add new parameters.
4447 (Layout::find_kept_object): New function.
4448 (Layout::Kept_section): New struct.
4449 (Layout::Signatures): Change type of map range.
4450 * object.cc (Relobj::output_section_address): New function.
4451 (Sized_relobj::include_section_group): Add new parameters. Change
4452 calls to Layout::add_comdat. Change to build table of kept comdat
4453 groups and table mapping discarded sections to kept sections.
4454 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4455 (Sized_relobj::do_layout): Change calls to include_section_group and
4456 include_linkonce_section.
4457 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4458 value to zero when section is discarded.
4459 (Sized_relobj::map_to_kept_section): New function.
4460 * object.h (Relobj::output_section_address): New function.
4461 (Relobj::Comdat_group): New type.
4462 (Relobj::find_comdat_group): New function.
4463 (Relobj::Comdat_group_table): New type.
4464 (Relobj::Kept_comdat_section): New type.
4465 (Relobj::Kept_comdat_section_table): New type.
4466 (Relobj::add_comdat_group): New function.
4467 (Relobj::set_kept_comdat_section): New function.
4468 (Relobj::get_kept_comdat_section): New function.
4469 (Relobj::comdat_groups_): New field.
4470 (Relobj::kept_comdat_sections_): New field.
4471 (Symbol_value::input_value): Update comment.
4472 (Sized_relobj::map_to_kept_section) New function.
4473 (Sized_relobj::include_linkonce_section): Add new parameter.
4474 * target-reloc.h (Comdat_behavior): New type.
4475 (get_comdat_behavior): New function.
4476 (relocate_section): Add code to map a discarded section to the
4477 corresponding kept section when applying a relocation.
4479 2008-04-30 Craig Silverstein <csilvers@google.com>
4481 * dwarf_reader.cc (next_generation_count): New static var.
4482 (Addr2line_cache_entry): New struct.
4483 (addr2line_cache): New static var.
4484 (Dwarf_line_info::one_addr2line): Added caching.
4485 (Dwarf_line_info::clear_addr2line_cache): New function.
4486 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4487 cache-size parameter.
4488 (Dwarf_line_info::one_addr2line_cache): New function.
4489 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4490 new cache-size argument to one_addr2line(), and clear cache.
4492 2008-04-28 Cary Coutant <ccoutant@google.com>
4494 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4495 R_386_PC8 relocations.
4497 2008-04-23 Ian Lance Taylor <iant@google.com>
4499 * object.cc (Sized_relobj::include_section_group): Check for
4500 invalid section group.
4502 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4505 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4506 than read for file header.
4507 * archive.cc (Archive::include_member): Likewise.
4509 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4511 * aclocal.m4: Regenerate.
4512 * configure: Regenerate.
4514 2008-04-19 Ian Lance Taylor <iant@google.com>
4516 * version.cc (version_string): Bump to 1.6.
4518 * testsuite/Makefile.am (many_sections_r_test): New target.
4519 (many_sections_r_test_SOURCES): Remove.
4520 (many_sections_r_test_DEPENDENCIES): Remove.
4521 (many_sections_r_test_LDFLAGS): Remove.
4522 (many_sections_r_test_LDADD): Remove.
4524 * object.cc (Sized_relobj::do_add_symbols): Always pass
4525 local_symbol_count_ to add_from_relobj.
4527 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4528 every thousand variables.
4529 * testsuite/Makefile.in: Rebuild.
4531 * object.cc (Xindex::initialize_symtab_xindex): New function.
4532 (Xindex::read_symtab_xindex): New function.
4533 (Xindex::sym_xindex_to_shndx): New function.
4534 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4536 (Sized_relobj::do_initialize_xindex): New function.
4537 (Sized_relobj::do_read_symbols): Adjust section links.
4538 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4539 parameter. Change all callers.
4540 (Sized_relobj::include_section_group): Adjust section links and
4541 symbol section indexes.
4542 (Sized_relobj::do_layout): Adjust section links.
4543 (Sized_relobj::do_count_local_symbols): Adjust section links and
4544 symbol section indexes.
4545 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4546 ordinary and special symbols.
4547 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4548 dynsym_xindex parameters. Change all callers. Adjust section
4549 links. Use SHN_XINDEX when needed.
4550 (Sized_relobj::get_symbol_location_info): Adjust section links.
4551 Don't get fooled by special symbols.
4552 * object.h (class Xindex): Define.
4553 (class Object): Add xindex_ parameter. Declare virtual functoin
4554 do_initialize_xindex.
4555 (Object::adjust_sym_shndx): New function.
4556 (Object::set_xindex): New protected function.
4557 (class Symbol_value): Add is_ordinary_shndx_ field.
4558 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4559 (Symbol_value::value): Assert ordinary section.
4560 (Symbol_value::initialize_input_to_output_map): Likewise.
4561 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4563 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4565 (class Sized_relobj): Update declarations.
4566 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4567 parameter. Change all callers.
4568 (Sized_relobj::adjust_shndx): New function.
4569 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4571 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4572 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4573 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4574 (Sized_dynobj::read_dynsym_section): Adjust section links.
4575 (Sized_dynobj::read_dynamic): Likewise.
4576 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4578 (Sized_dynobj::do_initialize_xindex): New function.
4579 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4580 do_initialize_xindex.
4581 (Sized_dynobj::adjust_shndx): New function.
4582 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4583 dynsym_xindex_ fields.
4584 (Layout::finalize): Add a call to set_section_indexes before
4585 creating the symtab sections.
4586 (Layout::set_section_indexes): Don't do anything if the section
4587 already has a section index.
4588 (Layout::create_symtab_sections): Add shnum parameter. Change
4589 caller. Create .symtab_shndx section if needed.
4590 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4592 (Layout::allocated_output_section_count): New function.
4593 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4595 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4596 fields. Update declarations.
4597 (Layout::symtab_xindex): New function.
4598 (Layout::dynsym_xindex): New function.
4599 (class Write_symbols_task): Add layout_ field.
4600 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4602 * output.cc (Output_section_headers::Output_section_headers): Add
4603 shstrtab_section parameter. Change all callers.
4604 (Output_section_headers::do_sized_write): Store overflow values
4605 for section count and section string table section index in
4606 section header zero.
4607 (Output_file_header::do_sized_write): Check for overflow of
4608 section count and section string table section index.
4609 (Output_symtab_xindex::do_write): New function.
4610 (Output_symtab_xindex::endian_do_write): New function.
4611 * output.h (class Output_section_headers): Add shstrtab_section_.
4612 Update declarations.
4613 (class Output_symtab_xindex): Define.
4614 (Output_section::has_out_shndx): New function.
4615 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4617 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4619 (Sized_symbol::init): Likewise.
4620 (Symbol::output_section): Check for ordinary symbol.
4621 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4622 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4624 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4625 Change all callers. Simplify handling of symbols from sections
4626 not included in the link.
4627 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4629 (Weak_alias_sorter::operator()): Assert that symbols are
4631 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4633 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4634 parameters. Change all callers.
4635 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4636 symbol distinction. Use SHN_XINDEX when needed.
4637 (Symbol_table::write_section_symbol): Add symtab_xindex
4638 parameter. Change all callers.
4639 (Symbol_table::sized_write_section_symbol): Likewise. Use
4640 SHN_XINDEX when needed.
4641 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4643 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4644 (Symbol::is_defined): Check is_ordinary.
4645 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4646 (Symbol::is_absolute, Symbol::is_common): Likewise.
4647 (class Sized_symbol): Update declarations.
4648 (class Symbol_table): Update declarations.
4649 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4650 parameters. Change all callers.
4651 (Sized_symbol::override): Likewise.
4652 (Symbol_table::override): Likewise.
4653 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4654 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4655 is_ordinary, and orig_st_shndx parameters. Change all callers.
4656 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4657 to be in an ordinary section.
4658 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4659 object and is_ordinary parameters. Change all callers.
4660 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4661 Change all callers. Don't add undefined or non-ordinary symbols
4663 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4665 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4667 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4668 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4669 (Sized_relobj::relocate_sections): Likewise.
4670 * target-reloc.h (scan_relocs): Adjust section symbol index.
4671 (scan_relocatable_relocs): Likewise.
4672 * i386.cc (Scan::local): Check for ordinary symbols.
4673 * sparc.cc (Scan::local): Likewise.
4674 * x86_64.cc (Scan::local): Likewise.
4675 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4676 to symbol_section_and_value.
4677 * testsuite/many_sections_test.cc: New file.
4678 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4679 (check_PROGRAMS): Add many_sections_test.
4680 (many_sections_test_SOURCES): Define.
4681 (many_sections_test_DEPENDENCIES): Define.
4682 (many_sections_test_LDFLAGS): Define.
4683 (BUILT_SOURCES): Add many_sections_define.h.
4684 (many_sections_define.h): New target.
4685 (BUILT_SOURCES): Add many_sections_check.h.
4686 (many_sections_check.h): New target.
4687 (check_PROGRAMS): Add many_sections_r_test.
4688 (many_sections_r_test_SOURCES): Define.
4689 (many_sections_r_test_DEPENDENCIES): Define.
4690 (many_sections_r_test_LDFLAGS): Define.
4691 (many_sections_r_test_LDADD): Define.
4692 (many_sections_r_test.o): New target.
4693 * testsuite/Makefile.in: Rebuild.
4695 2008-04-17 Cary Coutant <ccoutant@google.com>
4697 * errors.cc (Errors::info): New function.
4698 (gold_info): New function.
4699 * errors.h (Errors::info): New function.
4700 * gold.h (gold_info): New function.
4701 * object.cc (Input_objects::add_object): Print trace output.
4702 * options.cc (options::parse_set): New function.
4703 (General_options::parse_wrap): Deleted.
4704 (General_options::General_options): Deleted initializer.
4705 * options.h (options::String_set): New typedef.
4706 (options::parse_set): New function.
4707 (DEFINE_set): New macro.
4708 (General_options::wrap): Changed to use DEFINE_set. Changed
4709 callers of any_wrap_symbols and is_wrap_symbol.
4710 (General_options::trace, General_options::trace_symbol):
4712 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4713 (General_options::wrap_symbols_): Deleted.
4714 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4716 2008-04-17 David S. Miller <davem@davemloft.net>
4718 * options.cc (General_options::parse_V): New function.
4719 * options.h: Add entries for -V and -Qy.
4721 2008-04-17 Ian Lance Taylor <iant@google.com>
4723 * common.cc (Symbol_table::allocate_commons): Remove options
4724 parameter. Change caller.
4725 (Symbol_table::do_allocate_commons): Remove options parameter.
4726 Change caller. Just call do_allocate_commons_list twice.
4727 (Symbol_table::do_allocate_commons_list): New function, broken out
4728 of do_allocate_commons.
4729 * common.h (class Allocate_commons_task): Remove options_ field.
4731 * symtab.cc (Symbol_table::Symbol_table): Initialize
4733 (Symbol_table::add_from_object): Put TLS common symbols on
4735 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4736 which are IN_OUTPUT_DATA.
4737 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4738 allocate_commons and do_allocate_commons declarations. Declare
4739 do_allocate_commons_list.
4740 * gold.cc (queue_middle_tasks): Update creation of
4741 Allocate_commons_task to not pass options.
4742 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4743 (TLS_TEST_C_FLAGS): New variable.
4744 (tls_test_c_pic.o): New target.
4745 (tls_test_shared.so): Link in tls_test_c_pic.o.
4746 (tls_test_c_pic_ie.o): New target.
4747 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4748 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4749 (tls_test_c.o): New target.
4750 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4751 (tls_pic_test_LDADD): Likewise.
4752 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4753 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4754 (tls_test_c_gnu2.o): New target.
4755 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4757 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4758 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4759 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4760 * testsuite/tls_test.cc: Include "config.h".
4761 (t_last): Call t11_last.
4762 * testsuite/tls_test.h (t11, t11_last): Declare.
4763 * testsuite/tls_test_c.c: New file.
4764 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4765 * configure.ac: Check for OpenMP support.
4766 * configure, config.in, Makefile.in: Rebuild.
4767 * testsuite/Makefile.in: Rebuild.
4769 2008-04-16 Cary Coutant <ccoutant@google.com>
4771 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4772 (Target_i386::tls_base_symbol_defined_): New field.
4773 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4774 (Target_i386::Scan::global): Likewise.
4775 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4776 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4777 (Target_x86_64::tls_base_symbol_defined_): New field.
4778 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4779 (Target_x86_64::Scan::global): Likewise.
4781 2008-04-16 Cary Coutant <ccoutant@google.com>
4783 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4784 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4785 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4786 building shared libraries.
4787 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4788 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4789 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4790 * testsuite/Makefile.in: Rebuild.
4791 * testsuite/weak_undef.h: New file.
4792 * testsuite/weak_undef_file1.cc: Add extra test cases.
4793 * testsuite/weak_undef_file2.cc: Likewise.
4794 * testsuite/weak_undef_test.cc: Likewise.
4796 2008-04-16 David S. Miller <davem@davemloft.net>
4798 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4799 Add issued_non_pic_error_ field. Declare check_non_pic.
4800 (Target_sparc::Scan::check_non_pic): New function.
4801 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4802 (Target_sparc::Scan::global): Likewise.
4804 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4805 * configure: Rebuild.
4807 * options.h (DEFINE_enable): New macro.
4808 (new_dtags): New enable option.
4809 (initfirst, interpose, loadfltr, nodefaultlib,
4810 nodelete, nodlopen, nodump): New -z options.
4811 * layout.cc (Layout:finish_dynamic_section): If new
4812 dtags enabled, emit DT_RUNPATH. Also, emit a
4813 DT_FLAGS_1 containing any specified -z flags.
4815 2008-04-16 Ian Lance Taylor <iant@google.com>
4817 * copy-relocs.cc: New file.
4818 * copy-relocs.h: New file.
4819 * reloc.cc: Remove Copy_relocs code.
4820 * reloc.h: Likewise.
4821 * reloc-types.h (struct Reloc_types) [both versions]: Add
4822 get_reloc_addend_noerror.
4823 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4824 variants of add_global which take an addend which must be zero.
4825 * i386.cc: Include "copy-relocs.h".
4826 (class Target_i386): Change type of copy_relocs_ to variable,
4828 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4830 (Target_i386::do_finalize_sections): Change handling of
4832 * sparc.cc: Include "copy-relocs.h".
4833 (class Target_sparc): Change type of copy_relocs_ to variable,
4835 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4837 (Target_sparc::do_finalize_sections): Change handling of
4839 * x86_64.cc: Include "copy-relocs.h".
4840 (class Target_x86_64): Change type of copy_relocs_ to variable,
4842 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4843 class. Change all callers.
4844 (Target_x86_64::do_finalize_sections): Change handling of
4846 * Makefile.am (CCFILES): Add copy-relocs.cc.
4847 (HFILES): Add copy-relocs.h.
4849 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4851 * testsuite/script_test_4.sh: Permit leading zeroes.
4853 2008-04-15 Ian Lance Taylor <iant@google.com>
4855 * script-sections.cc (Script_sections::create_segments): Use
4856 header_size_adjustment even when there is enough room for the
4858 * testsuite/script_test_4.sh: New file.
4859 * testsuite/script_test_4.t: New file.
4860 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4861 (check_DATA): Add script_test_4.stdout.
4862 (MOSTLYCLEANFILES): Likewise.
4863 (script_test_4): New target.
4864 (script_test_4.stdout): New target.
4865 * testsuite/Makefile.in: Rebuild.
4867 * sparc.cc: Add definitions for Output_data_plt_sparc class
4870 2008-04-14 David S. Miller <davem@davemloft.net>
4872 * sparc.cc: New file.
4873 * Makefile.am (TARGETSOURCES): Add sparc.cc
4874 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4875 * configure.tgt: Document targ_extra_size and
4876 targ_extra_big_endian. Add entries for sparc-* and
4878 * configure.ac: Handle targ_extra_size and
4879 targ_extra_big_endian.
4880 * Makefile.in: Rebuild.
4881 * configure: Likewise.
4882 * po/POTFILES.in: Likewise.
4883 * po/gold.pot: Likewise.
4885 2008-04-14 Ian Lance Taylor <iant@google.com>
4887 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4888 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4889 in the name/type/flags to section mapping. Don't call
4890 allocate_output_section.
4891 (Layout::choose_output_section): Change parameter from adjust_name
4892 to is_input_section. Don't permit input sections after sections
4893 are attached to segments. Don't call allocate_output_section.
4894 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4895 not write_enable_output_section.
4896 (Layout::make_output_section): Don't push to
4897 unattached_section_list_ nor call attach_to_segment. Call
4898 attach_section_to_segment if sections are attached.
4899 (Layout::attach_sections_to_segments): New function.
4900 (Layout::attach_section_to_segment): New function.
4901 (Layout::attach_allocated_section_to_segment): Rename from
4902 attach_to_segment. Remove flags parameter.
4903 (Layout::allocate_output_section): Remove function.
4904 (Layout::write_enable_output_section): Remove function.
4905 * layout.h (class Layout): Update for above changes. Add new
4906 field sections_are_attached_.
4907 * output.h (Output_section::update_flags_for_input_section): New
4909 * output.cc (Output_section::add_input_section): Call
4910 update_flags_for_input_section.
4911 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4913 2008-04-11 Cary Coutant <ccoutant@google.com>
4915 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4916 thought unnecessary.
4917 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4919 2008-04-11 Ian Lance Taylor <iant@google.com>
4921 * output.h (class Output_section_data): Remove inline definition
4923 * output.cc (Output_section_data::set_addralign): New function.
4925 2008-04-11 Cary Coutant <ccoutant@google.com>
4927 Add support for TLS descriptors for i386 and x86_64.
4928 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4929 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4930 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4932 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4933 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4934 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4936 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4937 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4938 Fix problem with initial-exec relocations.
4939 (Target_i386::Relocate::relocate_tls): Likewise.
4940 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4942 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4943 support for section-plus-offset dynamic table entries.
4944 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4945 (Output_data_dynamic::Dynamic_entry): Add support for
4946 section-plus-offset dynamic table entries.
4947 (Output_data_dynamic::Classification): Likewise.
4948 (Output_data_dynamic::classification_): Renamed offset_.
4949 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4950 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4951 (Target_x86_64::make_plt_section): New function.
4952 (Target_x86_64::reserve_tlsdesc_entries): New function.
4953 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4954 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4955 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4956 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4957 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4958 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4959 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4960 add extra PLT entry for TLS descriptors.
4961 (Output_data_plt_x86_64::got_): New field.
4962 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4963 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4965 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4967 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4968 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4969 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4970 R_386_TLS_DESC_CALL relocations.
4971 (Target_x86_64::Scan::global): Likewise.
4972 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4973 for TLS descriptors.
4974 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4975 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4976 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4977 GD-to-IE relaxation.
4978 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4979 and TLS_DESCRIPTORS.
4980 * Makefile.in: Rebuild.
4981 * configure: Rebuild.
4982 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4983 (tls_test_shared2.so): New target.
4984 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4985 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4986 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4987 (tls_shared_gd_to_ie_test_LDADD): New variable.
4988 (tls_shared_gnu2_gd_to_ie_test): New target.
4989 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
4991 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
4992 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
4993 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
4994 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
4995 (tls_shared_gnu2_test): New target.
4996 (tls_test_gnu2_shared.so): New target.
4997 (tls_shared_gnu2_test_SOURCES): New variable.
4998 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
4999 (tls_shared_gnu2_test_LDFLAGS): New variable.
5000 (tls_shared_gnu2_test_LDADD): New variable.
5001 * testsuite/Makefile.in: Rebuild.
5002 * testsuite/Makefile.
5004 2008-04-11 Ian Lance Taylor <iant@google.com>
5006 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5008 * testsuite/Makefile.in: Rebuild.
5010 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5012 * testsuite/script_test_2.cc (main): Adjust test.
5014 2008-04-11 David S. Miller <davem@davemloft.net>
5015 Ian Lance Taylor <iant@google.com>
5017 * options.h (General_options): Add entries for '-Y' and
5019 * options.cc (General_options:finalize): If -Y was used, add those
5020 entries to the library path instead of the default "/lib" and
5023 2008-04-11 David S. Miller <davem@davemloft.net>
5025 * testsuite/justsyms.t: Start at 0x100.
5026 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5027 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5029 * testsuite/script_test_2.cc: Adjust string and section length
5032 2008-04-09 Ian Lance Taylor <iant@google.com>
5035 * script-sections.cc (Sections_element::allocate_to_segment): Add
5037 (Output_section_definition::allocate_to_segment): Likewise.
5038 (Orphan_output_section::allocate_to_segment): Likewise.
5039 (Script_sections::attach_sections_using_phdrs_clause): Don't
5040 propagate non-PT_LOAD segments to orphan sections.
5041 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5042 readelf rather than objdump.
5043 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5044 .interp section and PT_INTERP segment are the same size.
5045 * testsuite/Makefile.in: Rebuild.
5047 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5048 aliases for symbols defined in the same object.
5049 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5050 (weak_alias_test_SOURCES): New variable.
5051 (weak_alias_test_DEPENDENCIES): New variable.
5052 (weak_alias_test_LDFLAGS): New variable.
5053 (weak_alias_test_LDADD): New variable.
5054 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5055 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5056 (weak_alias_test_3.o): New target.
5057 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5058 * testsuite/weak_alias_test_main.cc: New file.
5059 * testsuite/weak_alias_test_1.cc: New file.
5060 * testsuite/weak_alias_test_2.cc: New file.
5061 * testsuite/weak_alias_test_3.cc: New file.
5063 2008-04-08 Ian Lance Taylor <iant@google.com>
5065 * options.h (class General_options): Add --noinhibit-exec option.
5066 * main.cc (main): Check --noinhibit-exec.
5068 * options.h (class General_options): Define --wrap as a special
5069 option. Add wrap_symbols_ field.
5070 (General_options::any_wrap_symbols): New function.
5071 (General_options::is_wrap_symbol): New function.
5072 * options.cc (General_options::parse_wrap): New function.
5073 (General_options::General_options): Initialize wrap_symbols_.
5074 * symtab.cc (Symbol_table::wrap_symbol): New function.
5075 (Symbol_table::add_from_object): Handle --wrap.
5076 * symtab.h (class Symbol_table): Declare wrap_symbol.
5077 * target.h (Target::wrap_char): New function.
5078 (Target::Target_info): Add wrap_char field.
5079 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5080 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5081 * testsuite/testfile.cc (Target_test::test_target_info):
5084 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5087 * layout.h (class Layout): Add added_eh_frame_data_ field.
5088 * layout.cc (Layout::Layout): Initialize new field.
5089 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5090 output section until we find a section we merged successfully.
5091 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5092 that the size be non-zero.
5094 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5097 2008-04-08 Craig Silverstein <csilvers@google.com>
5099 * configure.ac: Export new conditional variable HAVE_ZLIB.
5100 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5102 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5103 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5105 2008-04-07 Ian Lance Taylor <iant@google.com>
5107 * version.cc (version_string): Set to "1.5".
5109 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5110 Add issued_non_pic_error_ field. Declare check_non_pic.
5111 (Target_x86_64::Scan::check_non_pic): New function.
5112 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5113 (Target_x86_64::Scan::global): Likewise.
5115 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5116 addend parameter. Change caller. Handle merge sections.
5117 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5118 Address to Addend. Don't add in the result of
5119 local_section_offset, pass down the addend and use the returned
5121 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5122 Update declarations of local_section_offset and symbol_value.
5123 * testsuite/two_file_test_1.cc (t18): New function.
5124 * testsuite/two_file_test_2.cc (f18): New function.
5125 * testsuite/two_file_test_main.cc (main): Call t18.
5126 * testsuite/two_file_test.h (t18, f18): Declare.
5128 * configure.ac: Don't test for objdump, c++filt, or readelf.
5129 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5131 (TEST_READELF): New variable.
5132 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5133 (check_PROGRAMS): Add two_file_strip_test.
5134 (two_file_strip_test): New target.
5135 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5136 (two_file_same_shared_strip_test_SOURCES): New variable.
5137 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5138 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5139 (two_file_same_shared_strip_test_LDADD): New variable.
5140 (two_file_shared_strip.so): New target.
5141 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5142 (ver_test_5.syms, ver_test_7.syms): Likewise.
5143 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5144 (strip_test_3.stdout): Use TEST_OBJDUMP.
5145 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5147 2008-04-04 Cary Coutant <ccoutant@google.com>
5149 * symtab.h (Symbol::is_weak_undefined): New function.
5150 (Symbol::is_strong_undefined): New function.
5151 (Symbol::is_absolute): New function.
5152 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5153 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5155 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5156 (weak_undef_test): New target.
5157 * testsuite/Makefile.in: Rebuild.
5158 * testsuite/weak_undef_file1.cc: New file.
5159 * testsuite/weak_undef_file2.cc: New file.
5160 * testsuite/weak_undef_test.cc: New file.
5162 2008-04-03 Craig Silverstein <csilvers@google.com>
5164 * compressed_output.h (class Output_compressed_section): Use
5166 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5168 (zlib_compressed_suffix): Removed.
5169 (Output_compressed_section::set_final_data_size): Use unsigned
5171 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5172 Fix linker invocation.
5173 (flagstest_o_specialfile_and_compress_debug_sections):
5175 * testsuite/Makefile.in: Regenerated.
5177 2008-04-02 David S. Miller <davem@davemloft.net>
5179 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5180 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5182 2008-04-02 Craig Silverstein <csilvers@google.com>
5186 2008-04-02 Ian Lance Taylor <iant@google.com>
5188 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5189 parameters. Update for new key type to views_. Change all
5191 (File_read::read): Adjust for byteshift in returned view.
5192 (File_read::add_view): New function, broken out of
5194 (File_read::make_view): New function, broken out of
5196 (File_read::find_or_make_view): Add offset and aligned
5197 parameters. Rewrite accordingly. Change all callers.
5198 (File_read::get_view): Add offset and aligned parameters. Adjust
5199 for byteshift in return value.
5200 (File_read::get_lasting_view): Likewise.
5201 * fileread.h (class File_read): Update declarations.
5202 (class File_read::View): Add byteshift_ field. Add byteshift to
5203 constructor. Add byteshift method.
5204 * archive.h (Archive::clear_uncached_views): New function.
5205 (Archive::get_view): Add aligned parameter. Change all callers.
5206 * object.h (Object::get_view): Add aligned parameter. Change all
5208 (Object::get_lasting_view): Likewise.
5210 * fileread.cc (File_read::release): Don't call clear_views if
5211 there are multiple objects.
5212 * fileread.h (File_read::clear_uncached_views): New function.
5213 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5216 2008-03-31 Cary Coutant <ccoutant@google.com>
5218 Add thin archive support.
5219 * archive.cc (Archive::armagt): New const.
5220 (Archive::setup): Remove task parameter and calls to unlock.
5221 (Archive::unlock_nested_archives): New function.
5222 (Archive::read_header): Add nested_off parameter. Change
5224 (Archive::interpret_header): Likewise.
5225 (Archive::include_all_members): Change to handle thin
5227 (Archive::include_member): Likewise.
5228 * archive.h (Archive::Archive): Add new parameters and
5230 (Archive::armagt): New const.
5231 (Archive::setup): Remove task parameter.
5232 (Archive::unlock_nested_archives): New function.
5233 (Archive::read_header): Add nested_off parameter.
5234 (Archive::interpret_header): Likewise.
5235 (Archive::Nested_archive_table): New typedef.
5236 (Archive::is_thin_archive_): New field.
5237 (Archive::nested_archives_): New field.
5238 (Archive::options_): New field.
5239 (Archive::dirpath_): New field.
5240 (Archive::task_): New field.
5241 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5242 for thin archives. Pass additional parameters to
5243 Archive::Archive. Unlock the archive file after calling
5246 2008-03-29 Ian Lance Taylor <iant@google.com>
5248 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5249 version symbol to be local.
5250 * testsuite/ver_test_4.sh: New file.
5251 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5252 (check_DATA): Add ver_test_4.syms.
5253 (ver_test_4.syms): New target.
5254 * testsuite/Makefile.in: Rebuild.
5257 (Output_section::Input_section_sort_entry::has_priority): New
5259 (Output_section::Input_section_sort_entry::match_file_name): New
5261 (Output_section::Input_section_sort_entry::match_section_name):
5263 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5265 (Output_section::Input_section_sort_entry::match_section_file):
5267 (Output_section::Input_section_sort_compare::operator()): Rewrite
5268 using new Input_section_sort_entry functions. Sort crtbegin and
5269 crtend first. Sort sections with no priority before sections with
5271 * testsuite/initpri1.c (d3): Check j != 4.
5272 (cd5): New constructor/destructor function.
5273 (main): Check j != 2.
5275 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5276 new symbol when resolving, don't call set_is_default.
5277 * testsuite/ver_test_7.cc: New file.
5278 * testsuite/ver_test_7.sh: New file.
5279 * testsuite/Makefile.am (ver_test_7.so): New target.
5280 (ver_test_7.o): New target.
5281 (check_SCRIPTS): Add ver_test_7.sh.
5282 (check_DATA): Add ver_test_7.syms.
5283 (ver_test_7.syms): New target.
5285 2008-03-28 Ian Lance Taylor <iant@google.com>
5287 * layout.cc (Layout::layout): If we see an input section with a
5288 name that needs sorting, set the must_sort flag for the output
5290 (Layout::make_output_section): If the name of the output section
5291 indicates that it might require sorting, set the may_sort flag.
5292 * output.h (Output_section::may_sort_attached_input_sections): New
5294 (Output_section::set_may_sort_attached_input_sections): New
5296 (Output_section::must_sort_attached_input_sections): New
5298 (Output_section::set_must_sort_attached_input_sections): New
5300 (class Output_section): Declare Input_section_sort_entry. Define
5301 Input_section_sort_compare. Declare
5302 sort_attached_input_sections. Add new fields:
5303 may_sort_attached_input_sections_,
5304 must_sort_attached_input_sections_,
5305 attached_input_sections_are_sorted_.
5306 * output.cc (Output_section::Output_section): Initialize new
5308 (Output_section::add_input_section): Add an entry to
5309 input_sections_ if may_sort or must_sort are true.
5310 (Output_section::set_final_data_size): Call
5311 sort_attached_input_sections if necessary.
5312 (Output_section::Input_section_sort_entry): Define new class.
5313 (Output_section::Input_section_sort_compare::operator()): New
5315 (Output_section::sort_attached_input_sections): New function.
5316 * configure.ac: Check whether the compiler supports constructor
5317 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5318 * testsuite/initpri1.c: New file.
5319 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5320 CONSTRUCTOR_PRIORITY.
5321 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5322 (initpri1_LDFLAGS): New variable.
5323 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5325 2008-03-27 Ian Lance Taylor <iant@google.com>
5327 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5328 * testsuite/common_test_1.c: New file.
5329 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5330 (common_test_1_SOURCES): New variable.
5331 (common_test_1_DEPENDENCIES): New variable.
5332 (common_test_1_LDFLAGS): New variable.
5334 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5335 and commons_ correctly when NAME/VERSION does not override
5337 * testsuite/ver_test_6.c: New file.
5338 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5339 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5340 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5342 2008-03-26 Ian Lance Taylor <iant@google.com>
5344 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5345 of an undefined symbol from a version script.
5346 * testsuite/Makefile.am (ver_test_5.so): New target.
5347 (ver_test_5.o): New target.
5348 (check_SCRIPTS): Add ver_test_5.sh.
5349 (check_DATA): Add ver_test_5.syms.
5350 (ver_test_5.syms): New target.
5351 * testsuite/ver_test_5.cc: New file.
5352 * testsuite/ver_test_5.script: New file.
5353 * testsuite/ver_test_5.sh: New file.
5354 * Makefile.in, testsuite/Makefile.in: Rebuild.
5357 Fix problems building gold with gcc 4.3.0.
5358 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5359 (gold_error_at_location, gold_warning_at_location): Use it.
5360 * configure.ac: Check whether we can compile and use a template
5361 function with a printf attribute.
5362 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5363 when jumping over bytes.
5364 * object.cc: Instantiate Object::read_section_data.
5365 * debug.h: Include <cstring>
5366 * dwarf_reader.cc: Include <algorithm>
5367 * main.cc: Include <cstring>.
5368 * options.cc: Include <cstring>.
5369 * output.cc: Include <cstring>.
5370 * script.cc: Include <cstring>.
5371 * script.h: Include <string>.
5372 * symtab.cc: Include <cstring> and <algorithm>.
5373 * target-select.cc: Include <cstring>.
5374 * version.cc: Include <string>.
5375 * testsuite/testmain.cc: Include <cstdlib>.
5376 * configure, config.in: Rebuild.
5378 2008-03-25 Ian Lance Taylor <iant@google.com>
5380 * options.cc: Include "../bfd/bfdver.h".
5381 (options::help): Print bug reporting address.
5383 * version.cc (print_version): Adjust output for current value of
5388 * options.cc (options::help): Print list of supported targets.
5389 * target-select.h: Include <vector>.
5390 (class Target_selector): Make machine_, size_, and is_big_endian_
5391 fields const. Add bfd_name_ and instantiated_target_ fields.
5392 (Target_selector::Target_selector): Add bfd_name parameter.
5393 (Target_selector::recognize): Make non-virtual, call
5395 (Target_selector::recognize_by_name): Make non-virtual, call
5396 do_recognize_by_name.
5397 (Target_selector::supported_names): New function.
5398 (Target_selector::bfd_name): New function.
5399 (Target_selector::do_instantiate_target): New pure virtual
5401 (Target_selector::do_recognize): New virtual function.
5402 (Target_selector::do_recognize_by_name): New virtual function.
5403 (Target_selector::instantiate_target): New private function.
5404 (supported_target_names): Declare.
5405 * target-select.cc (Target_selector::Target_selector): Update for
5406 new parameter and fields.
5407 (select_target_by_name): Check that the name matches before
5408 calling recognize_by_name.
5409 (supported_target_names): New function.
5410 * i386.cc (class Target_selector_i386): Update Target_selector
5411 constructor call. Remove recognize and recognize_by_name. Add
5412 do_instantiate_target.
5413 * x86_64.cc (class Target_selector_x86_64): Likewise.
5414 * testsuite/testfile.cc (class Target_selector_test): Update for
5415 changes to Target_selector.
5417 * README: Rewrite, with some notes on unsupported features.
5419 2008-03-24 Cary Coutant <ccoutant@google.com>
5421 * i386.cc (Target_i386::Got_type): New enum declaration.
5422 (Target_i386::Scan::local): Updated callers of Output_data_got
5424 (Target_i386::Scan::global): Likewise.
5425 (Target_i386::Relocate::relocate): Likewise.
5426 (Target_i386::Relocate::relocate_tls): Likewise.
5427 * object.h (Got_offset_list): New class.
5428 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5429 (Sized_relobj::local_got_offset): Likewise.
5430 (Sized_relobj::set_local_got_offset): Likewise.
5431 (Sized_relobj::local_has_tls_got_offset): Removed.
5432 (Sized_relobj::local_tls_got_offset): Removed.
5433 (Sized_relobj::set_local_tls_got_offset): Removed.
5434 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5435 * output.cc (Output_data_got::add_global): Added got_type parameter.
5436 (Output_data_got::add_global_with_rel): Likewise.
5437 (Output_data_got::add_global_with_rela): Likewise.
5438 (Output_data_got::add_global_pair_with_rel): New function.
5439 (Output_data_got::add_global_pair_with_rela): New function.
5440 (Output_data_got::add_local): Added got_type parameter.
5441 (Output_data_got::add_local_with_rel): Likewise.
5442 (Output_data_got::add_local_with_rela): Likewise.
5443 (Output_data_got::add_local_pair_with_rel): New function.
5444 (Output_data_got::add_local_pair_with_rela): New function.
5445 (Output_data_got::add_global_tls): Removed.
5446 (Output_data_got::add_global_tls_with_rel): Removed.
5447 (Output_data_got::add_global_tls_with_rela): Removed.
5448 (Output_data_got::add_local_tls): Removed.
5449 (Output_data_got::add_local_tls_with_rel): Removed.
5450 (Output_data_got::add_local_tls_with_rela): Removed.
5451 * output.h (Output_data_got::add_global): Added got_type parameter.
5452 (Output_data_got::add_global_with_rel): Likewise.
5453 (Output_data_got::add_global_with_rela): Likewise.
5454 (Output_data_got::add_global_pair_with_rel): New function.
5455 (Output_data_got::add_global_pair_with_rela): New function.
5456 (Output_data_got::add_local): Added got_type parameter.
5457 (Output_data_got::add_local_with_rel): Likewise.
5458 (Output_data_got::add_local_with_rela): Likewise.
5459 (Output_data_got::add_local_pair_with_rel): New function.
5460 (Output_data_got::add_local_pair_with_rela): New function.
5461 (Output_data_got::add_global_tls): Removed.
5462 (Output_data_got::add_global_tls_with_rel): Removed.
5463 (Output_data_got::add_global_tls_with_rela): Removed.
5464 (Output_data_got::add_local_tls): Removed.
5465 (Output_data_got::add_local_tls_with_rel): Removed.
5466 (Output_data_got::add_local_tls_with_rela): Removed.
5467 * resolve.cc (Symbol::override_base_with_special): Removed
5468 reference to has_got_offset_ field.
5469 * symtab.cc (Symbol::init_fields): Replaced initialization
5470 of got_offset_ with got_offsets_. Removed initialization
5472 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5473 (Symbol::got_offset): Likewise.
5474 (Symbol::set_got_offset): Likewise.
5475 (Symbol::has_tls_got_offset): Removed.
5476 (Symbol::tls_got_offset): Removed.
5477 (Symbol::set_tls_got_offset): Removed.
5478 (Symbol::got_offset_): Removed.
5479 (Symbol::tls_mod_got_offset_): Removed.
5480 (Symbol::tls_pair_got_offset_): Removed.
5481 (Symbol::got_offsets_): New field.
5482 (Symbol::has_got_offset): Removed.
5483 (Symbol::has_tls_mod_got_offset): Removed.
5484 (Symbol::has_tls_pair_got_offset): Removed.
5485 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5486 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5488 (Target_x86_64::Scan::global): Likewise.
5489 (Target_x86_64::Relocate::relocate): Likewise.
5490 (Target_x86_64::Relocate::relocate_tls): Likewise.
5492 2008-03-25 Ben Elliston <bje@au.ibm.com>
5494 * yyscript.y: Fix spelling error in comment.
5496 2008-03-24 Ian Lance Taylor <iant@google.com>
5498 * options.h (class General_options): Define build_id option.
5499 * layout.h (class Layout): Declare write_build_id, create_note,
5500 create_build_id. Add build_id_note_ member.
5501 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5502 "libiberty.h", "md5.h", "sha1.h".
5503 (Layout::Layout): Initialize eh_frame_data_,
5504 eh_frame_hdr_section_, and build_id_note_.
5505 (Layout::finalize): Call create_build_id.
5506 (Layout::create_note): New function, broken out of
5507 Layout::create_gold_note.
5508 (Layout::create_gold_note): Call create_note.
5509 (Layout::create_build_id): New function.
5510 (Layout::write_build_id): New function.
5511 (Close_task_runner::run): Call write_build_id.
5513 * x86_64.cc: Correct license to GPLv3.
5515 2008-03-23 Ian Lance Taylor <iant@google.com>
5517 * options.cc: Include "demangle.h".
5518 (parse_optional_string): New function.
5519 (parse_long_option): Handle takes_optional_argument.
5520 (parse_short_option): Update dash_z initializer. Handle
5521 takes_optional_argument.
5522 (General_options::General_options): Initialize do_demangle_.
5523 (General_options::finalize): Set do_demangle_. Handle demangling
5525 * options.h (parse_optional_string): Declare.
5526 (struct One_option): Add optional_arg field. Update constructor.
5527 Update call constructor calls. Add takes_optional_argument
5529 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5530 (DEFINE_optional_string): Define.
5531 (General_options::demangle): Change from DEFINE_bool to
5532 DEFINE_optional_string.
5533 (General_options::no_demangle): New function.
5534 (General_options::do_demangle): New function.
5535 (General_options::set_do_demangle): New function.
5536 (General_options::execstack_status_): Move definition to end of
5538 (General_options::static_): Likewise.
5539 (General_options::do_demangle_): New field.
5540 * object.cc (big_endian>::get_symbol_location_info): Call
5541 Options::do_demangle, not Options::demangle.
5542 * symtab.cc (demangle): Likewise.
5544 2008-03-22 Ian Lance Taylor <iant@google.com>
5546 * gold.h: Include <cstddef> and <sys/types.h>
5547 * options.h: Include <cstring>.
5549 2008-03-21 Ian Lance Taylor <iant@google.com>
5551 * Added source code to GNU binutils.