1 2009-12-28 Ian Lance Taylor <iant@google.com>
3 * gold.cc (queue_middle_tasks): Fix formatting.
4 * object.cc (Relobj::is_section_name_included): Likewise.
6 2009-12-23 Ian Lance Taylor <iant@google.com>
8 * i386.cc (Target_i386::do_calls_non_split): Recognize
9 -fsplit-stack prologue for a function with a static chain.
10 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
11 -fsplit-stack prologue when using %r11.
13 2009-12-21 Sriraman Tallam <tmsriram@google.com>
15 * options.cc (General_options::parse_version): Make -v continue and do
16 the link like GNU ld does.
18 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
20 * Makefile.am (CCFILES): Add timer.cc.
21 (HFILES): Add timer.h.
22 * configure.ac: Check for sysconf and times.
23 * main.cc: include timer.h.
24 (main): Use Timer instead of get_run_time.
27 * workqueue.cc: include timer.h.
28 (Workqueue::find_and_run_task):
29 Report user, sys and wall time.
30 * Makefile.in: Regenerate.
31 * config.in: Regenerate.
32 * configure: Regenerate.
34 2009-12-16 Doug Kwan <dougkwan@google.com>
36 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
38 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
39 relaxed input sections.
40 * output.cc (Output_section::find_relaxed_input_section): Change
41 return type to Output_relaxed_input_section pointer. Adjust code
42 for new type of relaxed_input_section_map_.
43 * output.h (Output_section::find_relaxed_input_section): Change
44 return type to Output_relaxed_input_section pointer.
45 (Output_section::Output_relaxed_input_section_by_input_section_map):
47 (Output_section::relaxed_input_section_map_): Change type to
48 Output_section::Output_relaxed_input_section_by_input_section_map.
49 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
52 2009-12-15 Ian Lance Taylor <iant@google.com>
54 * layout.cc (Layout::create_shstrtab): Only write out after input
55 sections if we are compressing debug sections.
57 2009-12-15 Ian Lance Taylor <iant@google.com>
59 * archive.cc (Archive::add_symbols): Only look up a symbol without
60 a version if there is, in fact, a version.
62 2009-12-14 Ian Lance Taylor <iant@google.com>
64 Revert -Wshadow changes, all changes from:
65 2009-12-11 Doug Kwan <dougkwan@google.com>
66 2009-12-11 Nick Clifton <nickc@redhat.com>
67 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
69 2009-12-11 Doug Kwan <dougkwan@google.com>
71 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
73 * attributes.cc (Object_attribute::size): Ditto.
74 (Attributes_section_data::size): Ditto.
75 (Attributes_section_data::Attributes_section_data): Ditto.
76 (Output_attributes_section_data::do_write): Ditto.
77 * attributes.h (Object_attribute::set_type): Ditto.
78 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
80 2009-12-11 Nick Clifton <nickc@redhat.com>
82 * archive.cc: Fix shadowed variable warnings.
84 * compressed_output.cc: Likewise.
85 * compressed_output.h: Likewise.
86 * configure: Likewise.
87 * dwarf_reader.cc: Likewise.
88 * dynobj.cc: Likewise.
90 * ehframe.cc: Likewise.
91 * ehframe.h: Likewise.
92 * errors.cc: Likewise.
93 * expression.cc: Likewise.
94 * fileread.cc: Likewise.
95 * fileread.h: Likewise.
96 * freebsd.h: Likewise.
99 * incremental.h: Likewise.
100 * layout.cc: Likewise.
101 * layout.h: Likewise.
102 * mapfile.cc: Likewise.
103 * merge.cc: Likewise.
105 * object.cc: Likewise.
106 * object.h: Likewise.
107 * options.h: Likewise.
108 * output.cc: Likewise.
109 * output.h: Likewise.
110 * parameters.cc: Likewise.
111 * plugin.cc: Likewise.
112 * powerpc.cc: Likewise.
113 * reduced_debug_output.cc: Likewise.
114 * reduced_debug_output.h: Likewise.
115 * reloc.cc: Likewise.
117 * resolve.cc: Likewise.
118 * script-sections.cc: Likewise.
119 * script.cc: Likewise.
120 * script.h: Likewise.
121 * sparc.cc: Likewise.
122 * symtab.cc: Likewise.
123 * symtab.h: Likewise.
124 * target-select.cc: Likewise.
125 * target-select.h: Likewise.
127 * workqueue.cc: Likewise.
128 * workqueue.h: Likewise.
129 * x86_64.cc: Likewise.
131 2009-12-10 Doug Kwan <dougkwan@google.com>
133 * arm.cc (attributes.h): New include.
134 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
135 (Arm_relobj::~Arm_relobj): Delete object pointed by
136 attributes_section_data_.
137 (Arm_relobj::attributes_section_data): New method definition.
138 (Arm_relobj::attributes_section_data_): New data member declaration.
139 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
140 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
141 attributes_section_data_.
142 (Arm_dynobj::attributes_section_data): New method definition.
143 (Arm_dynobj::attributes_section_data_): New data member declaration.
144 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
145 initialization value of may_use_blx_ to false.
146 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
147 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
148 object attributes to compute results instead of hard-coding.
149 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
150 Target_arm::get_secondary_compatible_arch,
151 Target_arm::set_secondary_compatible_arch
152 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
153 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
154 New method declarations.
155 (Target_arm::get_aeabi_object_attribute): New method definition.
156 (Target_arm::attributes_section_data_): New data member declaration.
157 (read_arm_attributes_section): New template definition.
158 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
159 (Arm_dynobj::do_read_symbols): Ditto.
160 (Target_arm::do_finalize_sections): Merge attributes sections from
161 input. Check for BLX use after attributes section merging.
162 Fix __exidx_start and __exidx_end visibility. Create an
163 .ARM.attributes section if necessary.
164 (Target_arm::get_secondary_compatible_arch,
165 Target_arm::set_secondary_compatible_arch,
166 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
167 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
168 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
169 New method definitions.
171 2009-12-09 Ian Lance Taylor <iant@google.com>
173 * plugin.cc (Plugin::load): Don't cast from void* to a function
176 2009-12-09 Ian Lance Taylor <iant@google.com>
178 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
181 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
183 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
184 Replace two_file_shared_1.so with two_file_shared_2.so.
185 * testsuite/Makefile.in: Regenerated.
187 2009-12-08 Doug Kwan <dougkwan@google.com>
189 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
190 (HFILES): Add attributes.h and int_encoding.h.
191 * Makefile.in: Regenerate.
192 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
193 function definitions to int_encoding.cc
194 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
195 prototypes to int_encoding.h
196 * reduced_debug_output.cc (int_encoding.h): New include.
197 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
198 function definitions to int_encoding.cc
199 (insert_into_vector, read_from_pointer): Move template definitions to
201 * attributes.cc: New file.
202 * attributes.h: New file.
203 * int_encoding.cc: New file.
204 * int_encoding.h: New file.
206 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
209 * incremental-dump.cc (dump_incremental_inputs): New.
210 (main): Use dump_incremental_inputs.
212 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
215 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
216 checking elfcpp::STT_FUNC.
217 (Target_i386::Relocate::relocate): Likewise.
218 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
220 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
221 symbols from shared libraries into normal FUNC symbols.
223 * symtab.h (Symbol): Add is_func and use it.
225 2009-12-05 Doug Kwan <dougkwan@google.com>
227 * arm.cc (Target_arm::arm_info): Initialize new fields
228 attributes_section and attributes_vendor.
229 * i386.cc (Target_i386::i386_info): Same.
230 * object.cc (Sized_relobj::do_layout): Skip attribute section.
231 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
232 fields attributes_section and attributes_vendor.
233 * sparc.cc (Target_sparc::sparc_info): Same.
234 * target.h (Target::attributes_section, Target::attributes_vendor,
235 Target::is_attributes_section, Target::attribute_arg_type,
236 Target::attributes_order): New method definitions.
237 (Target::Target_info::attributes_section,
238 Target::Target_info::attributes_vendor): New fields.
239 (Target::do_attribute_arg_type, Target::do_attributes_order): New
240 virtual method definitions.
241 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
242 attributes_section and attributes_vendor.
243 * testsuite/testfile.cc (Target_test::test_target_info): Same.
245 2009-12-05 Doug Kwan <dougkwan@google.com>
247 * arm.cc: Update comments about interworking and stub generation.
248 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
249 considered as non-PIC.
250 (Arm_relocate_functions::base_abs): Fix formatting.
251 (Arm_relocate_functions::got_prel): Fix comment. Change interface
252 of function to use GOT entry address instead of offset.
253 (Target_arm::Scan::global): Issue an error if a symbol would need a
254 PLT does not get one because it is untyped. Remove code to create
255 dynamic symbols for relative branches.
256 (Target_arm::Relocate::relocate: Use 0 instead of false since function
257 takes unsigned integer instead of boolean.
259 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
261 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
262 (two_file_test_LDADD): Likewise.
263 (common_test_1_LDADD): Likewise.
264 (exception_test_LDADD) Likewise.
265 (weak_test_LDADD): Likewise.
266 (many_sections_test_LDADD): Likewise.
267 (initpri1_LDADD): Likewise.
268 (script_test_1_LDADD): Likewise.
269 (script_test_2_LDADD): Likewise.
270 (justsyms_LDADD): Likewise.
271 (binary_test_LDADD): Likewise.
272 (large_LDADD): Likewise.
273 * testsuite/Makefile.in: Regenerated.
275 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
277 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
278 (Symbol_table::override_with_special): Likewise.
279 (Symbol_table::add_from_object): Likewise.
281 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
283 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
284 Don't set the data_offset twice.
286 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
288 * testsuite/Makefile.in: Regenerate.
290 2009-12-03 Doug Kwan <dougkwan@google.com>
292 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
293 (Target_arm::do_finalize_sections): Add parameter for symbol table
294 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
295 * i386.cc (Target_i386::do_finalize_sections): Add an additional
296 parameter for symbol table pointer.
297 * layout.cc (Layout::finalize): Call Target::finalize_sections with
298 an additional parameter for a pointer to symbol table.
299 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
300 parameter for a symbol table pointer.
301 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
302 * target.h (Target::finalize_sections, Target::do_finalize_sections):
304 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
305 parameter for a symbol table pointer.
307 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
309 * incremental.cc (Incremental_inputs_header)
310 (Incremental_inputs_header_write, Incremental_inputs_entry)
311 (Incremental_inputs_entry_write): Move ...
312 * incremental.h (Incremental_inputs_header)
313 (Incremental_inputs_header_write, Incremental_inputs_entry)
314 (Incremental_inputs_entry_write): here.
316 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
318 * incremental.cc (make_sized_incremental_binary): Set the target.
319 Error if it is incompatible.
320 * output.h (Output_file): Add filename method.
322 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
324 * incremental.cc (Incremental_inputs_entry): Remove unused argument
325 from the get_* methods.
327 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
329 * incremental-dump.cc (main): Check that the offeset of a script is 0.
330 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
331 Write 0 for the data_offset of scripts.
333 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
335 * testsuite/Makefile.am: Add the incremental_test.sh test.
336 * testsuite/incremental_test.sh: New.
337 * testsuite/incremental_test_1.c: New.
338 * testsuite/incremental_test_2.c: New.
340 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
342 * incremental-dump.cc (main): Fix typos.
344 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
347 * incremental-dump.cc (main): Use llu to print 64 bit values.
349 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
350 H.J. Lu <hongjiu.lu@intel.com>
352 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
354 (incremental_dump_LDADD): Likewise.
355 * Makefile.in: Regenerated.
357 2009-11-25 Doug Kwan <dougkwan@google.com>
361 2009-11-25 Doug Kwan <dougkwan@google.com>
363 * arm.cc (Target_arm::Target_arm): Move method definition
364 outside of class definition. Add code to handle
365 --target1-rel, --target1-abs and --target2= options.
366 (Target_arm::get_reloc_reloc_type): Change method to be
367 non-static and const.
368 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
369 New data member declaration.
370 (Target_arm::Scan::local, Target_arm::Scan::global,
371 Target_arm::Relocate::relocate,
372 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
373 Adjust call to Target_arm::get_real_reloc_type.
374 (Target_arm::get_real_reloc_type): Use command line options
375 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
376 * options.h (--target1-rel, --target1-abs, --target2): New
379 2009-11-25 Doug Kwan <dougkwan@google.com>
381 * arm.cc (Target_arm::Target_arm): Move method definition outside of
382 class definition. Add code to handle --target1-rel, --target1-abs
383 and --target2= options.
384 (Target_arm::get_reloc_reloc_type): Change method to be non-static
386 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
388 (Target_arm::Scan::local, Target_arm::Scan::global,
389 Target_arm::Relocate::relocate,
390 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
391 call to Target_arm::get_real_reloc_type.
392 (Target_arm::get_real_reloc_type): Use command line options to
393 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
394 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
397 2009-11-25 Doug Kwan <dougkwan@google.com>
399 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
400 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
401 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
403 (Arm_relocate_functions::thm_call): Replace body with a call to
404 Arm_relocate_functions::thumb_branch_common.
405 (Arm_relocate_functions::thm_jump24,
406 Arm_relocate_functions::thm_xpc22): New method definitions.
407 (Arm_relocate_functions::thumb_branch_common): New method definition.
408 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
410 (Target_arm::Relocate::relocate): Adjust call to thm_call.
411 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
413 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
415 * Makefile.am: Build incremental-dump
416 * Makefile.in: Regenerate.
417 * incremental-dump.cc: New.
418 * incremental.cc (Incremental_inputs_header_data,
419 Incremental_inputs_entry_data): Move to incremental.h
420 * incremental.h: (Incremental_inputs_header_data,
421 Incremental_inputs_entry_data): Move from incremental.cc
423 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
425 * incremental.cc (Incremental_inputs_header,
426 Incremental_inputs_header_write, Incremental_inputs_entry,
427 Incremental_inputs_entry_write): Add a typedef with the data type.
429 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
431 * incremental.cc (Incremental_inputs_header,
432 Incremental_inputs_header_write, Incremental_inputs_entry,
433 Incremental_inputs_entry_write): Update comment about which
434 type has the filed descriptions.
436 2009-11-15 Doug Kwan <dougkwan@google.com>
438 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
439 (Arm_relocate_functions::arm_branch_common): Change method defintion
440 in class definition to a method declaration and update list of formal
442 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
443 Arm_relocation_functions::jump24): Adjust call to
444 Arm_relocate_functions::arm_branch_common. Update list of formal
446 (Arm_relocate_functions::xpc25): New method definition.
447 (Arm_relocate_functions::arm_branch_common): Move method defintion
448 out from class definition. Use stubs for mode-switching and extending
450 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
451 specially. Change code to enable use of stubs in ARM branches.
453 2009-11-10 Doug Kwan <dougkwan@google.com>
455 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
456 in method declaration.
457 (Target_arm::relocate_stub): New method declaration.
458 (Target_arm::default_target): Change to return a pointer instead of
460 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
461 Target_arm::default_target.
462 (Arm_Relobj::do_relocate_sections): Remove options paramater in
464 (Target_arm::relocate_section): Adjust view.
465 (Target_arm::relocate_stub): New method definition.
467 2009-11-10 Doug Kwan <dougkwan@google.com>
469 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
471 * incremental.cc (open_incremental_binary): Initialized local
472 variables to avoid warnings.
473 * object.cc (make_elf_object): Ditto.
474 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
477 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
480 * testsuite/plugin_test.c: Include "config.h".
482 2009-11-09 Doug Kwan <dougkwan@google.com>
484 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
485 (arm_symbol_value): Remove.
486 (Arm_relocate_functions::arm_branch_common,
487 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
488 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
489 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
490 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
491 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
492 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
493 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
494 Arm_relocate_functions::thm_mobw_abs_nc,
495 Arm_relocate_functions::thm_mov_abs,
496 Arm_relocate_functions::movw_prel_nc,
497 Arm_relocate_functions::thm_movt_abs,
498 Arm_relocate_functions::movt_prel,
499 Arm_relocate_functions::thm_movw_prel_nc,
500 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
501 (Target_arm::Relocate::relocate): Only decompose address into two
502 parts if relocation type uses the thumb-bit and pass the actual
503 bit instead of a flag indicating that the thumb-bit is used. Adjust
504 calls to methods in Arm_relocate_functions for this change.
506 2009-11-08 Ian Lance Taylor <iant@google.com>
509 * reloc.cc: Instantiate
510 Sized_relobj::initialize_input_to_output_maps and
511 Sized_relobj:free_input_to_output_maps.
513 2009-11-06 Ian Lance Taylor <iant@google.com>
516 * defstd.cc (in_segment): Set only_if_ref true for "end".
518 2009-11-06 Doug Kwan <dougkwan@google.com>
520 * arm.cc (class Reloc_stub): Correct a comment.
521 (Target_arm::Target_arm): Initialize arm_input_section_map_.
522 (Target_arm::scan_section_for_stubs): New method declaration.
523 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
524 Change methods from private to protected.
525 (Target_arm::do_may_relax): New method definition.
526 (Target_arm::do_relax, Target_arm::group_sections,
527 Target_arm::scan_reloc_for_stub,
528 Target_arm::scan_reloc_section_for_stubs): New method declarations.
529 (Target_arm::arm_input_section_map_): New data member declaration.
530 (Target_arm::scan_reloc_for_stub,
531 Target_arm::scan_reloc_section_for_stubs,
532 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
533 Target_arm::do_relax): New method definitions.
535 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
537 * configure.ac: Check for (struct stat)::st_mtim
538 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
539 * config.in: Regenerate.
540 * configure: Regenerate.
542 2009-11-05 Ian Lance Taylor <iant@google.com>
545 * output.cc (Output_segment::add_output_section): Add missing
548 2009-11-04 Ian Lance Taylor <iant@google.com>
551 * object.h (class Object): Add is_needed and set_is_needed
552 methods. Add is_needed_ field. Make bool fields into bitfields.
553 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
554 defined in a dynamic object and referenced by a regular object,
555 set is_needed for the dynamic object.
556 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
557 if the file is marked with as_needed and it is not needed.
559 2009-11-04 Ian Lance Taylor <iant@google.com>
562 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
563 tags if data is discarded by linker script.
564 * i386.cc (Target_i386::do_finalize_sections): Likewise.
565 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
566 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
567 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
569 2009-11-04 Ian Lance Taylor <iant@google.com>
571 * layout.cc (Layout::get_output_section): Add is_interp and
572 is_dynamic_linker_section parameters. Change all callers.
573 (Layout::choose_output_section): Likewise.
574 (Layout::make_output_section): Likewise.
575 (Layout::add_output_section_data): Add is_dynamic_linker_section
576 parameter. Change all callers.
577 * layout.h (class Layout): Update declarations.
578 * output.h (class Output_section): Add is_interp, set_is_interp,
579 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
580 Add is_interp_, is_dynamic_linker_section_ fields. Change
581 generate_code_fills_at_write_ to a bitfield.
582 * output.cc (Output_section::Output_sections): Initialize new
584 (Output_segment::add_output_section): Add do_sort parameter.
587 2009-11-03 Ian Lance Taylor <iant@google.com>
590 * options.h (class General_options): Add --warn-common.
591 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
592 merging two common symbols.
593 (Symbol_table::should_override): Handle --warn-common when merging
594 a common symbol with a defined symbol. Use report_resolve_problem
595 for multiple definitions.
596 (Symbol_table::report_resolve_problem): New function.
597 * symtab.h (class Symbol_table): Declare report_resolve_problem.
599 2009-11-03 Doug Kwan <dougkwan@google.com>
601 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
603 (Target_arm::stub_factory): New method definition.
604 (Target_arm::new_arm_input_section,
605 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
606 Target_arm::reloc_uses_thumb_bit): New method declarations.
607 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
608 New type definitions.
609 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
611 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
612 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
613 New method definitions.
615 2009-11-03 Ian Lance Taylor <iant@google.com>
617 * options.h (class General_options): Add --warn_constructors.
619 2009-11-03 Ian Lance Taylor <iant@google.com>
622 * defstd.cc (in_section): Add entries for __rel_iplt_start,
623 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
625 2009-11-03 Ian Lance Taylor <iant@google.com>
628 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
629 --msgid-bugs-address.
630 (install-pdf): New target.
631 (install-data_yes): Look up one directory to find mkinstalldirs.
633 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
635 * po/Make-in (.po.gmo): Don't generate .gmo files in source
638 2009-10-30 Doug Kwan <dougkwan@google.com>
640 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
642 2009-10-30 Doug Kwan <dougkwan@google.com>
644 * arm.cc (Stub_addend_reader): New struct template definition
645 and partial specializations.
646 (Stub_addend_reader::operator()): New method definition for a
647 partially specialized template.
649 2009-10-30 Doug Kwan <dougkwan@google.com>
651 * arm.cc (Arm_relobj::processor_specific_flags): New method
653 (Arm_relobj::do_read_symbols): New method declaration.
654 (Arm_relobj::processor_specific_flags_): New data member declaration.
655 (Arm_dynobj): New class definition.
656 (Target_arm::do_finalize_sections): Add input_objects parameter.
657 (Target_arm::do_adjust_elf_header): New method declaration.
658 (Target_arm::are_eabi_versions_compatible,
659 (Target_arm::merge_processor_specific_flags): New method declaration.
660 (Target_arm::do_make_elf_object): New overloaded method definitions
662 (Arm_relobj::do_read_symbols): New method definition.
663 (Arm_dynobj::do_read_symbols): Ditto.
664 (Target_arm::do_finalize_sections): Add input_objects parameters.
665 Merge processor-specific flags from all input objects.
666 (Target_arm::are_eabi_versions_compatible,
667 Target_arm::merge_processor_specific_flags,
668 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
669 New method definitions.
670 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
671 Input_objects pointer type parameter.
672 * layout.cc (Layout::finalize): Pass input objects to target's.
673 finalize_sections function.
674 * output.cc (Output_file_header::do_sized_write): Set ELF file
675 header's processor-specific flags.
676 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
677 Input_objects pointer type parameter.
678 * sparc.cc (Target_sparc::do_finalize_sections): Same.
679 * target.h (Input_objects): New forward class declaration.
680 (Target::processor_specific_flags,
681 Target::are_processor_specific_flags_sect): New method definitions.
682 (Target::finalize_sections): Add input_objects parameter.
683 (Target::Target): Initialize processor_specific_flags_ and
684 are_processor_specific_flags_set_.
685 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
687 (Target::set_processor_specific_flags): New method definition.
688 (Target::processor_specific_flags_,
689 Target::are_processor_specific_flags_set_): New data member
691 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
692 Input_objects pointer type parameter.
694 2009-10-30 Doug Kwan <dougkwan@google.com>
696 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
698 2009-10-28 Ian Lance Taylor <iant@google.com>
700 * object.h (class Relobj): Drop options parameter from
701 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
702 do_scan_relocs, do_relocate. Change all callers.
703 (class Sized_relobj): Drop options parameters from
704 do_gc_process_relocs, do_scan_relocs, do_relocate,
705 do_relocate_sections, relocate_sections, emit_relocs_scan,
706 emit_relocs_scan_reltype. Change all callers.
707 (struct Relocate_info): Remove options field and all references to
709 * reloc.h (class Read_relocs): Remove options constructor
710 parameter and options_ field. Change all callers.
711 (class Gc_process_relocs, class Scan_relocs): Likewise.
712 (class Relocate_task): Likewise.
713 * target-reloc.h (scan_relocs): Remove options parameter. Change
715 (scan_relocatable_relocs): Likewise.
716 * target.h (class Sized_target): Remove options parameter from
717 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
719 * gc.h (gc_process_relocs): Remove options parameter. Change all
721 * arm.cc: Update functions to remove options parameters.
723 * powerpc.cc: Likewise.
724 * sparc.cc: Likewise.
725 * x86_64.cc: Likewise.
726 * testsuite/testfile.cc: Likewise.
728 2009-10-28 Doug Kwan <dougkwan@google.com>
730 * arm.cc (Arm_relobj): New class definition.
731 (Arm_relobj::scan_sections_for_stubs,
732 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
733 New method definitions.
735 2009-10-28 Cary Coutant <ccoutant@google.com>
737 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
738 (Plugin::cleanup_done_): New member.
739 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
740 (Plugin_manager::cleanup_done_): Remove.
741 (Plugin_manager::add_input_file): Edit error message.
742 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
743 (Plugin_manager::cleanup): Remove use of cleanup_done_.
745 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
747 * fileread.cc: (File_read::View::~View): Use the new
748 data_ownership_ filed.
749 (File_read::~File_read): Dispose the new whole_file_view_.
750 (File_read::open): Mmap the whole file if needed.
751 (File_read::open): Use whole_file_view_ instead of contents_.
752 (File_read::find_view): Use whole_file_view_ if applicable.
753 (File_read::do_read): Use whole_file_view_ instead of contents_.
754 (File_read::make_view): Use whole_file_view_ instead of contents_,
755 update File_read::View::View call.
756 (File_read::find_or_make_view): Update File_read::View::View
758 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
760 (File_read::View::Data_ownership): New enum.
761 (File_read::View::View): Replace bool mapped_ with Data_ownership
763 (File_read::View::mapped_): Remove (replaced by data_ownership_).
764 (File_read::View::data_ownership_): New field.
765 (File_read::contents_): Remove (replaced by whole_file_view_).
766 (File_read::whole_file_view_): New field.
767 * options.h (class General_options): Add --keep-files-mapped.
769 2009-10-27 Cary Coutant <ccoutant@google.com>
771 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
772 * testsuite/Makefile.am (plugin_test_5): New test case.
773 * testsuite/Makefile.in: Regenerate.
775 2009-10-25 Doug Kwan <dougkwan@google.com>
777 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
778 from private to protected to allow access by child class.
779 (Sized_relobj::do_relocate_sections): New method declaration.
780 (Sized_relobj::relocate_sections): Virtualize.
781 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
782 Sized_relobj::relocate_sections. Instantiate template explicitly
783 for different target sizes and endianity.
785 2009-10-24 Doug Kwan <dougkwan@google.com>
787 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
788 (Arm_input_section::as_arm_input_section): New method.
789 (Arm_output_section): New class definition.
790 (Arm_output_section::create_stub_group,
791 Arm_output_section::group_sections): New method definitions.
793 2009-10-22 Doug Kwan <dougkwan@google.com>
795 * arm.cc (Arm_input_section): New class definition.
796 (Arm_input_section::init, Arm_input_section:do_write,
797 Arm_input_section::set_final_data_size,
798 Arm_input_section::do_reset_address_and_file_offset): New method
801 2009-10-21 Doug Kwan <dougkwan@google.com>
803 * arm.cc (Stub_table, Arm_input_section): New forward class
805 (Stub_table): New class defintion.
806 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
807 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
808 New method definition.
810 2009-10-21 Doug Kwan <dougkwan@google.com>
812 * arm.cc: Update copyright comments.
813 (Target_arm): New forward class template declaration.
814 (Arm_address): New type.
815 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
816 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
817 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
819 (Insn_template): Same.
820 (DEF_STUBS): New macro.
821 (Stub_type): New enum type.
822 (Stub_template): New class definition.
825 (Stub_factory): Same.
826 (Target_arm::Target_arm): Initialize may_use_blx_ and
827 should_force_pic_veneer_.
828 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
829 Target_arm::should_force_pic_veneer,
830 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
831 Target_arm::using_thumb_only, Target_arm:;default_target): New
833 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
834 New data member declarations.
835 (Insn_template::size, Insn_template::alignment): New method defintions.
836 (Stub_template::Stub_template): New method definition.
837 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
838 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
839 (Stub_factory::Stub_factory): New method definition.
840 * gold.h (string_hash): New template.
841 * output.h (Input_section_specifier::hash_value): Use
843 (Input_section_specifier::string_hash): Remove.
844 * stringpool.cc (Stringpool_template::string_hash): Use
847 2009-10-20 Doug Kwan <dougkwan@google.com>
849 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
850 symbols of relaxed input sections.
851 * output.h (Output_section::find_relaxed_input_section): Make
854 2009-10-16 Doug Kwan <dougkwan@google.com>
856 * dynobj.cc (Versions::Versions): Initialize version_script_.
857 Only insert base version symbol definition for a shared object
858 if version script defines any version versions.
859 (Versions::define_base_version): New method definition.
860 (Versions::add_def): Check that base version is not needed.
861 (Versions::add_need): Define base version lazily.
862 * dynobj.h (Versions::define_base_version): New method declaration.
863 (Versions::needs_base_version_): New data member declaration.
864 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
865 (check_DATA): Add no_version_test.stdout.
866 (libno_version_test.so, no_version_test.o no_version_test.stdout):
868 * testsuite/Makefile.in: Regenerate.
869 * testsuite/no_version_test.c: New file.
870 * testsuite/no_version_test.sh: Ditto.
872 2009-10-16 Doug Kwan <dougkwan@google.com>
874 * expression.cc (class Segment_start_expression): New class definition.
875 (Segment_start_expression::value): New method definition.
876 (script_exp_function_segment_start): Return a new
877 Segment_start_expression.
878 * gold/script-c.h (script_saw_segment_start_expression): New function
880 * script-sections.cc (Script_sections::Script_sections): Initialize
881 SAW_SEGMENT_START_EXPRESSION_ to false.
882 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
883 and -Tbbs options to specify section addresses if given in
884 command line and no SEGMENT_START expression is seen in a script.
885 * script-sections.h (Script_sections::saw_segment_start_expression,
886 Script_sections::set_saw_segment_start_expression): New method
888 (Script_sections::saw_segment_start_expression_): New data member
890 * script.cc (script_saw_segment_start_expression): New function.
891 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
892 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
893 script_test_7.sh and script_test_8.sh.
894 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
895 script_test_8.stdout.
896 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
897 (script_test_6, script_test_6.stdout, script_test_7,
898 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
899 * Makefile.in: Regenerate.
900 * testsuite/script_test_6.sh: New file.
901 * testsuite/script_test_6.t: Same.
902 * testsuite/script_test_7.sh: Same.
903 * testsuite/script_test_7.t: Same.
904 * testsuite/script_test_8.sh: Same.
906 2009-10-16 Doug Kwan <dougkwan@google.com>
908 * output.cc (Output_segment::set_section_list_address): Cast
909 expressions to unsigned long long type to avoid format warnings.
911 2009-10-15 Ian Lance Taylor <iant@google.com>
913 * script.cc (Script_options::add_symbol_assignment): Always add a
914 dot assignment to script_sections_.
915 * script-sections.cc (Script_sections::add_dot_assignment):
916 Initialize if necessary.
918 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
919 program headers with no load segment if there is a linker script.
921 * layout.cc (Layout::set_segment_offsets): Align the file offset
922 to the segment aligment for -N or -n with no load segment.
923 * output.cc (Output_segment::add_output_section): Don't crash if
924 the first section is a TLS section.
925 (Output_segment::set_section_list_addresses): Print an error
926 message if the address moves backward in a linker script.
928 (Output_section_element_input::set_section_addresses): Don't
929 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
930 (Orphan_output_section::set_section_addresses): Likewise.
932 2009-10-15 Doug Kwan <dougkwan@google.com>
934 * layout.cc (Layout::finish_dynamic_section): Generate tags
935 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
936 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
937 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
939 2009-10-14 Ian Lance Taylor <iant@google.com>
941 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
943 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
944 data_shdr fields of relinfo.
945 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
946 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
947 R_386_TLS_LDO_32, adjust based on section flags.
948 (Target_i386::Relocate::fix_up_ldo): Remove.
950 2009-10-13 Ian Lance Taylor <iant@google.com>
952 Add support for -pie.
953 * options.h (class General_options): Add -pie and
955 (General_options::output_is_position_independent): Test -pie.
956 (General_options::output_is_executable): Return true if not shared
958 (General_options::output_is_pie): Remove.
959 * options.cc (General_options::finalize): Reject incompatible uses
961 * gold.cc (queue_middle_tasks): A -pie link is not static.
962 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
963 * symtab.cc (Symbol::final_value_is_known): Return false if
964 output_is_position_independent.
965 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
966 output_is_position_independent.
967 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
968 output_is_position_independent.
969 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
970 output_is_position_independent.
971 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
973 (basic_pie_test.o, basic_pie_test): New targets.
974 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
975 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
976 (two_file_pie_test): New target.
977 * testsuite/Makefile.in: Rebuild.
978 * README: Remove note saying that -pie is not supported.
980 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
982 * options.h (class General_options): Add -init and -fini.
983 * layout.cc (Layout::finish_dynamic_section): Emit
984 given init and fini functions.
986 2009-10-13 Sriraman Tallam <tmsriram@google.com>
988 * gc.h (gc_process_relocs): Check if icf is enabled using new
990 * gold.cc (queue_initial_tasks): Likewise.
991 (queue_middle_tasks): Likewise.
992 * object.cc (do_layout): Likewise.
993 * symtab.cc (is_section_folded): Likewise.
994 * main.cc (main): Likewise.
995 * reloc.cc (Read_relocs::run): Likewise.
996 (Sized_relobj::do_scan_relocs): Likewise.
997 * icf.cc (is_function_ctor_or_dtor): New function.
998 (Icf::find_identical_sections): Check if function is ctor or dtor when
1000 * options.h (General_options::icf): Change option to be an enum.
1001 (Icf_status): New enum.
1002 (icf_enabled): New method.
1003 (icf_safe_folding): New method.
1004 (set_icf_status): New method.
1005 (icf_status_): New variable.
1006 * (options.cc) (General_options::finalize): Set icf_status_.
1007 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1008 icf_test and icf_keep_unique_test to use the --icf enum flag.
1009 * testsuite/icf_safe_test.sh: New file.
1010 * testsuite/icf_safe_test.cc: New file.
1012 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1014 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1015 includes to gc.h and icf.h.
1016 * arm.cc: Include gc.h.
1017 * gold.cc: Likewise.
1018 * i386.cc: Likewise.
1019 * powerpc.cc: Likewise.
1020 * sparc.cc: Likewise.
1021 * x86_64.cc: Likewise.
1022 * gc.h: Include icf.h.
1024 2009-10-11 Ian Lance Taylor <iant@google.com>
1026 * plugin.cc: Include "gold.h" before other header files.
1028 2009-10-10 Chris Demetriou <cgd@google.com>
1030 * options.h (Input_file_argument::Input_file_type): New enum.
1031 (Input_file_argument::is_lib_): Replace with...
1032 (Input_file_argument::type_): New member.
1033 (Input_file_argument::Input_file_argument): Take Input_file_type
1034 'type' rather than boolean 'is_lib' as second argument.
1035 (Input_file_argument::is_lib): Use type_.
1036 (Input_file_argument::is_searched_file): New function.
1037 (Input_file_argument::may_need_search): Handle is_searched_file.
1038 * options.cc (General_options::parse_library): Support -l:filename.
1039 (General_options::parse_just_symbols): Update for Input_file_argument
1041 (Command_line::process): Likewise.
1042 * archive.cc (Archive::get_file_and_offset): Likewise.
1043 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1044 * script.cc (read_script_file, script_add_file): Likewise.
1045 * fileread.cc (Input_file::Input_file): Likewise.
1046 (Input_file::will_search_for): Handle is_searched_file.
1047 (Input_file::open): Likewise.
1048 * readsyms.cc (Read_symbols::get_name): Likewise.
1049 * testsuite/Makefile.am (searched_file_test): New test.
1050 * testsuite/Makefile.in: Regenerate.
1051 * testsuite/searched_file_test.cc: New file.
1052 * testsuite/searched_file_test_lib.cc: New file.
1054 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1055 Ian Lance Taylor <iant@google.com>
1057 * descriptor.cc: Include <cstdio> and "binary-io.h".
1058 (Descriptors::open): Open the files in binary mode always.
1059 * script.cc (Lex::get_token): Treat \r as whitespace.
1061 2009-10-09 Ian Lance Taylor <iant@google.com>
1063 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1065 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1066 Ian Lance Taylor <iant@google.com>
1068 * configure.ac: Check for readv function also.
1069 * fileread.cc (readv): Define if not HAVE_READV.
1070 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1072 * config.in: Regenerate.
1073 * configure: Regenerate.
1075 2009-10-09 Doug Kwan <dougkwan@google.com>
1077 * layout.cc (Layout::make_output_section): Call target hook to make
1078 ordinary output section.
1079 (Layout::finalize): Adjust parameter list of call the
1080 Target::may_relax().
1081 * layout.h (class Layout::section_list): New method.
1082 * merge.h (Output_merge_base::entsize): Change visibility to public.
1083 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1085 (Output_merge_string::do_is_string): New method.
1086 * object.cc (Sized_relobj::do_setup): renamed from
1087 Sized_relobj::set_up.
1088 * object.h (Sized_relobj::adjust_shndx,
1089 Sized_relobj::initializ_input_to_output_maps,
1090 Sized_relobj::free_input_to_output_maps): Change visibilities to
1092 (Sized_relobj::setup): Virtualize.
1093 (Sized_relobj::do_setup): New method declaration.
1094 (Sized_relobj::invalidate_section_offset,
1095 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1096 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1097 * options.cc (parse_int): New function.
1098 * options.h (parse_int): New declaration.
1099 (DEFINE_int): New macro.
1100 (stub_group_size): New option.
1101 * output.cc (Output_section::Output_section): Initialize memebers
1102 merge_section_map_, merge_section_by_properties_map_,
1103 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1104 (Output_section::add_input_section): Handled deferred code-fill
1105 generation and remove an old comment.
1106 (Output_section::add_relaxed_input_section): New method definition.
1107 (Output_section::add_merge_input_section): Use merge section by
1108 properties map to speed to search. Update merge section maps
1110 (Output_section::build_relaxation_map): New method definition.
1111 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1113 (Output_section::relax_input_section): Renamed to
1114 Output_section::convert_input_sections_to_relaxed_sections and change
1115 interface to take a vector of pointers to relaxed sections.
1116 (Output_section::find_merge_section,
1117 Output_section::find_relaxed_input_section): New method definitions.
1118 (Output_section::is_input_address_mapped,
1119 Output_section::output_offset, Output_section::output_address):
1120 Use output section data maps to speed up searching.
1121 (Output_section::find_starting_output_address): Add comments.
1122 (Output_section::do_write,
1123 Output_section::write_to_postprocessing_buffer): Do code-fill
1124 generation as appropriate.
1125 (Output_section::get_input_sections): Invalidate relaxed input section
1127 (Output_section::restore_states): Adjust type of checkpoint .
1128 Invalidate relaxed input section map.
1129 * output.h (Output_merge_base): New class declaration.
1130 (Input_section_specifier): New class defintion.
1131 (class Output_relaxed_input_section) Change base class to
1132 Output_section_data_build.
1133 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1134 base class initializer.
1135 (Output_section::add_relaxed_input_section): New method declaration.
1136 (Output_section::Input_section): Change visibility to protected.
1137 (Output_section::Input_section::relobj,
1138 Output_section::Input_section::shndx): Handle relaxed input sections.
1139 Output_section::input_sections) Change visibility to protected. Also
1140 define overload to return a non-const pointer.
1141 (Output_section::Merge_section_properties): New class defintion.
1142 (Output_section::Merge_section_by_properties_map,
1143 Output_section::Output_section_data_by_input_section_map,
1144 Output_section::Relaxation_map): New types.
1145 (Output_section::relax_input_section): Rename method to
1146 Output_section::convert_input_sections_to_relaxed_sections and change
1147 interface to take a vector of relaxed section pointers.
1148 (Output_section::find_merge_section,
1149 Output_section::find_relaxed_input_section,
1150 Output_section::build_relaxation_map,
1151 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1152 New method declarations.
1153 (Output_section::merge_section_map_
1154 Output_section::merge_section_by_properties_map_,
1155 Output_section::relaxed_input_section_map_,
1156 Output_section::is_relaxed_input_section_map_valid_,
1157 Output_section::generate_code_fills_at_write_): New data members.
1158 * script-sections.cc
1159 (Output_section_element_input::set_section_addresses): Call
1160 current_data_size and addralign methods of relaxed input sections.
1161 (Orphan_output_section::set_section_addresses): Call current_data_size
1162 and addralign methods of relaxed input sections.
1163 * symtab.cc (Symbol_table::compute_final_value): Extract template
1164 from the body of Symbol_table::sized_finalize_symbol.
1165 (Symbol_table::sized_finalized_symbol): Call
1166 Symbol_table::compute_final_value.
1167 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1168 (Symbol_table::compute_final_value): New templated method declaration.
1169 * target.cc (Target::do_make_output_section): New method defintion.
1170 * target.h (Target::make_output_section): New method declaration.
1171 (Target::relax): Add more parameters for input objects, symbol table
1172 and layout. Adjust call to do_relax.
1173 (Target::do_make_output_section): New method declaration.
1174 (Target::do_relax): Add parameters for input objects, symbol table
1177 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1179 * pread.c: Include stdio.h.
1181 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1183 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1186 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1188 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1189 Change read_shndx type to unsigned int.
1190 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1192 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1193 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1194 Change read_shndx type to unsigned int.
1195 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1197 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1198 * layout.cc (Layout::create_symtab_sections): Cast the result of
1199 local_symcount * symsize to off_t in the gold_assert.
1201 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1203 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1204 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1206 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1207 (Arm_relocate_functions::thm_abs5): New function.
1208 (Arm_relocate_functions::abs12): New function.
1209 (Arm_relocate_functions::abs16): New function.
1210 (Arm_relocate_functions::base_abs): New function.
1211 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1212 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1213 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1215 (Scan::global): Likewise.
1216 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1217 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1218 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1219 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1222 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1224 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1225 (Arm_relocate_functions::movt_prel): New function.
1226 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1227 (Arm_relocate_functions::thm_movt_prel): New function.
1228 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1229 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1230 (Scan::global, Relocate::relocate): Likewise.
1231 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1233 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1235 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1236 Incremental_checker.
1237 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1239 (class Incremental_inputs_header): New class.
1240 (Incremental_inputs_header_writer): Edit comment.
1241 (Incremental_inputs_entry): New class.
1242 (Incremental_inputs_entry_writer): Edit comment.
1243 (Sized_incremental_binary::do_find_incremental_inputs_section):
1244 Add *strtab_shndx parameter, fill it.
1245 (Sized_incremental_binary::do_check_inputs): New method.
1246 (Incremental_checker::can_incrementally_link_output_file): Use
1247 Sized_incremental_binary::check_inputs.
1248 (Incremental_inputs::report_command_line): Save command line in
1251 (Incremental_binary::find_incremental_inputs_section): New
1253 (Incremental_binary::do_find_incremental_inputs_section): Add
1254 strtab_shndx parameter.
1255 (Incremental_binary::do_check_inputs): New pure virtual method.
1256 (Sized_incremental_binary::do_check_inputs): Declare.
1257 (Incremental_checker::Incremental_checker): Add incremental_inputs
1258 parameter, use it to initialize incremental_inputs_.
1259 (Incremental_checker::incremental_inputs_): New field.
1260 (Incremental_checker::command_line): New method.
1261 (Incremental_checker::inputs): New method.
1262 (Incremental_checker::command_line_): New field.
1264 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1266 * incremental.cc: Include <cstdarg> and "target-select.h".
1267 (vexplain_no_incremental): New function.
1268 (explain_no_incremental): New function.
1269 (Incremental_binary::error): New method.
1270 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1272 (make_sized_incremental_binary): New function.
1273 (open_incremental_binary): New function.
1274 (can_incrementally_link_file): Add checks if output is ELF and has
1276 * incremental.h: Include "elfcpp_file.h" and "output.h".
1277 (Incremental_binary): New class.
1278 (Sized_incremental_binary): New class.
1279 (open_incremental_binary): Declare.
1280 * object.cc (is_elf_object): Use
1281 elfcpp::Elf_recognizer::is_elf_file.
1282 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1283 * output.h (Output_file::filesize): New method.
1285 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1287 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1289 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1290 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1292 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1294 (Arm_relocate_functions::movw_abs_nc): New function.
1295 (Arm_relocate_functions::movt_abs): New function.
1296 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1297 (Arm_relocate_functions::thm_movt_abs): New function.
1298 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1299 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1300 (Scan::global): Likewise.
1301 (Relocate::relocate): Likewise.
1302 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1304 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1306 * arm.cc (Arm_relocate_functions::got_prel) New function.
1307 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1308 (Relocate::relocate): Likewise.
1309 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1311 2009-10-06 Ian Lance Taylor <iant@google.com>
1313 * options.h (class General_options): Define
1314 split_stack_adjust_size parameter.
1315 * object.h (class Object): Add uses_split_stack_ and
1316 has_no_split_stack_ fields. Add uses_split_stack and
1317 has_no_split_stack accessor functions. Declare
1318 handle_split_stack_section.
1319 (class Reloc_symbol_changes): Define.
1320 (class Sized_relobj): Define Function_offsets. Declare
1321 split_stack_adjust, split_stack_adjust_reltype, and
1323 * object.cc (Object::handle_split_stack_section): New function.
1324 (Sized_relobj::do_layout): Call handle_split_stack_section.
1325 * dynobj.cc (Sized_dynobj::do_layout): Call
1326 handle_split_stack_section.
1327 * reloc.cc (Sized_relobj::relocate_sections): Call
1328 split_stack_adjust for executable sections in split_stack
1329 objects. Pass reloc_map to relocate_section.
1330 (Sized_relobj::split_stack_adjust): New function.
1331 (Sized_relobj::split_stack_adjust_reltype): New function.
1332 (Sized_relobj::find_functions): New function.
1333 * target-reloc.h: Include "object.h".
1334 (relocate_section): Add reloc_symbol_changes parameter. Change
1336 * target.h (class Target): Add calls_non_split method. Declare
1337 do_calls_non_split virtual method. Declare match_view and
1339 * target.cc: Include "elfcpp.h".
1340 (Target::do_calls_non_split): New function.
1341 (Target::match_view): New function.
1342 (Target::set_view_to_nop): New function.
1343 * gold.cc (queue_middle_tasks): Give an error if mixing
1344 split-stack and non-split-stack objects with -r.
1345 * i386.cc (Target_i386::relocate_section): Add
1346 reloc_symbol_changes parameter.
1347 (Target_i386::do_calls_non_split): New function.
1348 * x86_64.cc (Target_x86_64::relocate_section): Add
1349 reloc_symbol_changes parameter.
1350 (Target_x86_64::do_calls_non_split): New function.
1351 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1353 * powerpc.cc (Target_powerpc::relocate_section): Add
1354 reloc_symbol_changes parameter.
1355 * sparc.cc (Target_sparc::relocate_section): Add
1356 reloc_symbol_changes parameter.
1357 * configure.ac: Call AM_CONDITIONAL for the default target.
1358 * configure: Rebuild.
1359 * testsuite/Makefile.am (TEST_AS): New variable.
1360 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1361 (check_DATA): Add split_i386 and split_x86_64 files.
1362 (SPLIT_DEFSYMS): Define.
1363 (split_i386_[1234n].o): New targets.
1364 (split_i386_[124]): New targets.
1365 (split_i386_[1234r].stdout): New targets.
1366 (split_x86_64_[1234n].o): New targets.
1367 (split_x86_64_[124]): New targets.
1368 (split_x86_64_[1234r].stdout): New targets.
1369 (MOSTLYCLEANFILES): Add new executables.
1370 * testsuite/split_i386.sh: New file.
1371 * testsuite/split_x86_64.sh: New file.
1372 * testsuite/split_i386_1.s: New file.
1373 * testsuite/split_i386_2.s: New file.
1374 * testsuite/split_i386_3.s: New file.
1375 * testsuite/split_i386_4.s: New file.
1376 * testsuite/split_i386_n.s: New file.
1377 * testsuite/split_x86_64_1.s: New file.
1378 * testsuite/split_x86_64_2.s: New file.
1379 * testsuite/split_x86_64_3.s: New file.
1380 * testsuite/split_x86_64_4.s: New file.
1381 * testsuite/split_x86_64_n.s: New file.
1382 * testsuite/testfile.cc (Target_test): Update relocation_section
1384 * testsuite/Makefile.in: Rebuild.
1386 2009-10-06 Ian Lance Taylor <iant@google.com>
1388 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1389 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1390 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1391 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1392 the address on ldo_addrs_.
1393 (Target_i386::Relocate::fix_up_ldo): New function.
1395 2009-10-06 Rafael Espindola <espindola@google.com>
1397 * plugin.cc (add_input_library): New.
1398 (Plugin::load): Add add_input_library to tv.
1399 (Plugin_manager::add_input_file): Add the is_lib argument.
1400 (add_input_file): Update call to Plugin_manager::add_input_file.
1401 (add_input_library): New.
1402 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1404 2009-09-30 Doug Kwan <dougkwan@google.com>
1406 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1407 symbol and call Symbol::may_need_copy_reloc to determine if
1408 a copy reloc is needed.
1409 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1410 nocopyreloc is given in command line.
1411 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1412 given in command line.
1413 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1414 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1415 of the removed Target_i386::may_need_copy_reloc.
1416 * options.h (copyreloc): New option with default value false.
1417 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1418 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1419 instead of the removed Target_powerpc::may_need_copy_reloc.
1420 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1421 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1422 instead of the removed Target_sparc::may_need_copy_reloc.
1423 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1424 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1425 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1426 instead of the removed Target_x86_64::may_need_copy_reloc.
1428 2009-09-30 Ian Lance Taylor <iant@google.com>
1430 * object.h (class Object): Remove target_ field, and target,
1431 sized_target, and set_target methods.
1432 (Object::sized_target): Remove.
1433 (class Sized_relobj): Update declarations. Remove sized_target.
1434 * object.cc (Sized_relobj::setup): Remove target parameter.
1436 (Input_objects::add_object): Don't do anything with the target.
1437 (make_elf_sized_object): Add punconfigured parameter. Change all
1438 callers. Set or test parameter target.
1439 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1441 * parameters.cc (Parameters::set_target): Change parameter type to
1443 (Parameters::default_target): Remove.
1444 (set_parameters_target): Change parameter type to be non-const.
1445 (parameters_force_valid_target): New function.
1446 (parameters_clear_target): New function.
1447 * parameters.h (class Parameters): Update declarations. Remove
1448 default_target method. Add sized_target and clear_target
1449 methods. Change target_ to be non-const.
1450 (set_parameters_target): Update declaration.
1451 (parameters_force_valid_target): Declare.
1452 (parameters_clear_target): Declare.
1453 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1454 as NULL if we aren't searching.
1455 (Add_symbols::run): Don't check for compatible target.
1456 * fileread.cc (Input_file::open_binary): Call
1457 parameters_force_valid_target.
1458 * gold.cc (queue_middle_tasks): Likewise.
1459 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1460 set_target on object.
1461 * dynobj.h (class Sized_dynobj): Update declarations.
1462 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1463 make_elf_object returns NULL.
1464 (Archive::include_member): Don't check whether object target is
1466 * output.cc (Output_section::add_input_section): Get target from
1468 (Output_section::relax_input_section): Likewise.
1469 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1471 (Sized_relobj::do_scan_relocs): Likewise.
1472 (Sized_relobj::relocate_sections): Likewise.
1473 * resolve.cc (Symbol_table::resolve): Likewise.
1474 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1475 parameter. Change all callers.
1476 (Symbol_table::add_from_object): Get target from parameters.
1477 (Symbol_table::add_from_relobj): Don't check object target.
1478 (Symbol_table::add_from_dynobj): Likewise.
1479 (Symbol_table::define_special_symbol): Get target from
1481 * symtab.h (class Symbol_table): Update declaration.
1482 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1483 parameter. Change all callers. Clear parameter target.
1484 (Binary_test): Test target here.
1485 * testsuite/object_unittest.cc (gold_testsuite): Remove
1486 target_test_pointer parameter. Change all callers.
1487 (Object_test): Test target here.
1489 2009-09-26 Ian Lance Taylor <iant@google.com>
1491 * testsuite/initpri1.c: Don't try to use constructor priorities if
1492 compiling with gcc before 4.3.
1494 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1496 * testsuite/retain_symbols_file_test.sh (check_present): Change
1497 output file name to retain_symbols_file_test.stdout.
1498 (check_absent): Likewise.
1500 2009-09-18 Craig Silverstein <csilvers@google.com>
1502 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1503 * options.cc: Include <cerrno> and <fstream>.
1504 (General_options::finalize): Parse -retain-symbols-file tag.
1505 * options.h: New flag.
1506 (General_options): New method should_retain_symbol, new
1507 variable symbols_to_retain.
1508 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1509 should_retain_symbol map.
1510 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1511 * testsuite/Makefile.in: Regenerate.
1512 * testsuite/retain_symbols_file_test.sh: New file.
1514 2009-09-18 Nick Clifton <nickc@redhat.com>
1516 * po/es.po: Updated Spanish translation.
1518 2009-09-17 Doug Kwan <dougkwan@google.com>
1520 * debug.h (DEBUG_RELAXATION): New constant.
1521 (DEBUG_ALL): Add DEBUG_RELAXATION.
1522 (debug_string_to_enum): Add relaxation debug option.
1524 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1525 Layout::Relaxation_debug_check::read_sections,
1526 Layout::Relaxation_debug_check::read_sections): New method definitions.
1527 (Layout::Layout): Initialize data members
1528 record_output_section_data_from_scrips_,
1529 script_output_section_data_list_ and relaxation_debug_check_.
1530 (Layout::save_segments, Layout::restore_segments,
1531 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1532 Layout::relaxation_loop_body): New method definitions.
1533 (Layout::finalize): Support relaxation. Move section layout code to
1534 Layout::relaxation_loop_body.
1535 (Layout::set_asection_address_from_script): Move code for orphan
1536 section placement out.
1537 (Layout::place_orphan_sections_in_script): New method definition.
1538 * layout.h (Output_segment_headers, Output_file_header):
1539 New forward class declarations.
1540 (Layout::~Layout): Define.
1541 (Layout::new_output_section_data_from_script): New method definition.
1542 (Layout::place_orphan_sections_in_script): New method declaration.
1543 (Layout::Segment_states): New type declaration.
1544 (Layout::save_segments, Layout::restore_segments,
1545 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1546 Layout::relaxation_loop_body): New method declarations.
1547 (Layout::Output_section_data_list): New type declaration.
1548 (Layout::Relaxation_debug_check): New class definition.
1549 (Layout::record_output_section_data_from_script_,
1550 Layout::script_output_section_data_list_, Layout::segment_states_,
1551 Layout::relaxation_debug_check_): New data members.
1552 * output.cc: (Output_section_headers::do_size): New method definition.
1553 (Output_section_headers::Output_section_headers): Move size
1554 computation to Output_section_headers::do_size.
1555 (Output_segment_headers::do_size): New method definition.
1556 (Output_file_header::Output_file_header): Move size computation to
1557 Output_file_header::do_size and call it.
1558 (Output_file_header::do_size): New method definition.
1559 (Output_data_group::Output_data_group): Adjust call to
1560 Output_section_data.
1561 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1562 (Output_symtab_xindex::do_write): Add array bound check.
1563 (Output_section::Input_section::print_to_mapfile): Handle
1564 RELAXED_INPUT_SECTION_CODE.
1565 (Output_section::Output_section): Initialize data member checkpoint_.
1566 (Output_section::~Output_section): Delete checkpoint object pointed
1568 (Output_section::add_input_section): Always add an Input_section if
1570 (Output_section::add_merge_input_section): Add assert.
1571 (Output_section::relax_input_section): New method definition.
1572 (Output_section::set_final_data_size): Set load address to zero for
1573 an unallocated section.
1574 (Output_section::do_address_and_file_offset_have_reset_values):
1575 New method definition.
1576 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1577 Handle relaxed input section.
1578 (Output_section::sort_attached_input_sections): Checkpoint input
1579 section list lazily.
1580 (Output_section::get_input_sections): Change type of input_sections to
1581 list of Simple_input_section pointers. Checkpoint input section list
1582 lazily. Also handle relaxed input sections.
1583 (Output_section::add_input_section_for_script): Take a reference to
1584 a Simple_input_section object instead of Relobj pointer and section
1585 index as parameter. Handle relaxed input sections.
1586 (Output_section::save_states, Output_section::restore_states): New
1588 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1589 (Output_data::is_data_size_fixed): New method definition.
1590 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1592 (Output_data::address_and_file_offset_have_reset_values): New method
1594 (Output_data::do_address_and_file_offset_have_reset_values): New method
1596 (Output_data::set_data_size): Check that data size is not fixed.
1597 (Output_data::fix_data_size): New method definition.
1598 (Output_data::is_data_size_fixed_): New data member.
1599 (Output_section_headers::set_final_data_size): New method definition.
1600 (Output_section_headers::do_size): New method declaration.
1601 (Output_segment_headers::set_final_data_size): New method definition.
1602 (Output_segment_headers::do_size): New method declaration.
1603 (Output_file_header::set_final_data_size)::New method definition.
1604 (Output_file_header::do_size)::New method declaration.
1605 (Output_section_data::Output_section_data): Add new parameter
1606 is_data_size_fixed and use it to fix data size.
1607 (Output_data_const::Output_data_const): Adjust call to base class
1608 constructor and fix data size.
1609 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1610 base class constructor and fix data size.
1611 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1612 base class constructor and fix data size.
1613 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1614 class constructor and fix data size.
1615 (Output_data_group::set_final_data_size): New method definition.
1616 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1617 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1618 class constructor and fix data size.
1619 (Output_relaxed_input_section): New class definition.
1620 (Output_section::Simple_input_section): New class definition.
1621 (Output_section::get_input_sections): Adjust parameter list.
1622 (Output_section::add_input_section_for_script): Same.
1623 (Output_section::save_states, Output_section::restore_states,
1624 Output_section::do_address_and_file_offset_have_reset_values,
1625 (Output_section::Input_section::Input_section): Handle
1626 RELAXED_INPUT_SECTION_CODE. Add new overload for
1627 Output_relaxed_input_section.
1628 (Output_section::Input_section::is_input_section,
1629 Output_section::Input_section::set_output_section): Handle relaxed
1631 (Output_section::Input_section::is_relaxed_input_section,
1632 Output_section::Input_section::output_section_data,
1633 Output_section::Input_section::relaxed_input_section): New method
1635 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1637 (Output_section::Input_section::u1_): Update comments.
1638 (Output_section::Input_section::u2_): Add new union member poris.
1639 (Output_section::Checkpoint_output_section): New classs definition.
1640 (Output_section::relax_input_section): New method declaration.
1641 (Output_section::checkpoint_): New data member.
1642 (Output_segment): Update comments.
1643 (Output_segment::Output_segment): Un-privatize copy constructor.
1644 (Output_segment::operator=): Un-privatize.
1645 * script-sections.cc (Output_section_element::Input_section_list):
1646 Change element type to Output_section::Simple_input_section.
1647 (Output_section_element_dot_assignment::set_section_addresses):
1648 Register output section data for relaxation clean up.
1649 (Output_data_exression::Output_data_expression): Adjust call to base
1650 constructor to fix data size.
1651 (Output_section_element_data::set_section_addresses): Register
1652 Output_data_expression object for relaxation clean up.
1653 (struct Input_section_info): Replace Relobj pointer and section index
1654 pair with Output_section::Simple_input_section and Convert struct to a
1656 (Input_section_sorter::operator()): Adjust access to
1657 Input_section_info data member to use accessors.
1658 (Output_section_element_input::set_section_addresses): Use layout
1659 parameter. Adjust code to use Output_section::Simple_input_section
1660 and Input_secction_info classes. Register filler for relaxation
1662 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1663 and section index pair with Output_section::Simple_input_section
1664 class. Adjust code accordingly.
1665 (Phdrs_element::release_segment): New method definition.
1666 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1668 (Script_sections::release_segments): New method definition.
1669 * gold/script-sections.h (Script_sections::release_segments): New
1671 * gold/target.h (Target::may_relax, Target::relax,
1672 Target::do_may_relax, Target::do_relax): New method definitions.
1674 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1676 * arm.cc (has_signed_unsigned_overflow): New function.
1677 (Arm_relocate_functions::abs8): New function.
1678 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1679 (Target_arm::Scan::global): Likewise.
1680 (Target_arm::relocate::relocate): Likewise.
1681 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1684 2009-09-16 Cary Coutant <ccoutant@google.com>
1686 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1687 * testsuite/Makefile.in: Regenerate.
1689 2009-09-11 Nick Clifton <nickc@redhat.com>
1691 * po/gold.pot: Updated by the Translation project.
1693 2009-09-08 Cary Coutant <ccoutant@google.com>
1695 * output.cc (Output_file::open): Add execute permission to empty file.
1696 * testsuite/Makefile.am (permission_test): New test.
1697 * testsuite/Makefile.in: Regenerate.
1699 2009-09-02 Ian Lance Taylor <iant@google.com>
1701 * output.cc (Output_file::resize): Call map_no_anonymous rather
1704 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1706 * gold.cc: Include "incremental.h".
1707 (queue_initial_tasks): Call Incremental_checker methods.
1708 * incremental.cc: Include "output.h".
1709 (Incremental_checker::can_incrementally_link_output_file): New
1711 * incremental.h (Incremental_checker): New class.
1713 * output.cc (Output_file::open_for_modification): New method.
1714 (Output_file::map_anonymous): Changed return type to bool. Record
1716 (Output_file::map_no_anonymous): New method, broken out of map.
1717 (Output_file::map): Use map_no_anonymous and map_anonymous.
1718 * output.h (class Output_file): Update declarations.
1720 2009-08-24 Cary Coutant <ccoutant@google.com>
1722 * options.h (Command_line::Pre_options): New class.
1723 (Command_line::pre_options): New member.
1724 * options.cc (gold::options::ready_to_register): New variable.
1725 (One_option::register_option): Do nothing if not registering options.
1726 Assert if same short option registered twice.
1727 (General_options::General_options): Turn off option registration when
1729 (Command_line::Pre_options::Pre_options): New constructor.
1731 2009-08-24 Cary Coutant <ccoutant@google.com>
1733 * options.h (General_options::no_keep_memory): Remove incorrect
1736 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1738 * Makefile.am (am__skiplex, am__skipyacc): New.
1739 * Makefile.in: Regenerate.
1741 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1743 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1744 (INCLUDES): ... this.
1745 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1746 (AM_CPPFLAGS): Renamed from ...
1747 (INCLUDE): ... this.
1748 * Makefile.in, testsuite/Makefile.in: Regenerate.
1750 * Makefile.in: Regenerate.
1751 * aclocal.m4: Likewise.
1752 * config.in: Likewise.
1753 * configure: Likewise.
1754 * testsuite/Makefile.in: Likewise.
1756 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1757 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1758 * Makefile.in: Regenerate.
1759 * testsuite/Makefile.in: Regenerate.
1761 2009-08-19 Cary Coutant <ccoutant@google.com>
1763 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1764 symbols in shared libraries overridden by hidden or internal symbols
1765 in the main program.
1767 2009-08-19 Chris Demetriou <cgd@google.com>
1769 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1770 checking source file names in error messages.
1772 2009-08-18 Doug Kwan <dougkwan@google.com>
1774 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1775 an elcpp::Ehdr as parameter. Adjust call to set_target.
1776 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1777 an elfcpp::Ehdr as parameter.
1778 * object.cc (Object::set_target): Remove the version that looks up
1779 a target and sets it.
1780 (Sized_relobj::setup): Take a Target object instead of
1781 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1782 (make_elf_sized_object): Find target and ask target to
1784 * object.h: (Object::set_target): Remove the version that looks up
1785 a target and sets it.
1786 (Sized_relobj::setup): Take a Target object instead of
1787 an elfcpp:Ehdr as parameter.
1788 * target.cc: Include dynobj.h.
1789 (Target::do_make_elf_object_implementation): New.
1790 (Target::do_make_elf_object): New.
1791 * target.h (Target::make_elf_object): New template declaration.
1792 (Target::do_make_elf_object): New method declarations.
1793 (Target::do_make_elf_object_implementation): New template declaration.
1795 2009-08-14 Ian Lance Taylor <iant@google.com>
1797 * gold.h (FUNCTION_NAME): Define.
1798 (gold_unreachable): Use FUNCTION_NAME.
1800 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1802 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1803 symbol in the --keep-unique list is not found.
1805 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1807 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1808 been maked as --keep-unique.
1809 (Icf::unfold_section): New function.
1810 * icf.h (Icf::unfold_section): New function.
1811 * options.h (General_options::keep_unique): New option.
1812 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1813 * testsuite/Makefile.in: Regenerate.
1814 * testsuite/icf_keep_unique_test.sh: New file.
1815 * testsuite/icf_keep_unique_test.cc: New file.
1817 2009-08-12 Cary Coutant <ccoutant@google.com>
1820 * resolve.cc (Symbol_table::resolve): Check for references from
1821 dynamic objects to hidden and internal symbols.
1822 * testsuite/Makefile.am (hidden_test.sh): New test.
1823 * testsuite/Makefile.in: Regenerate.
1824 * testsuite/hidden_test.sh: New script.
1825 * testsuite/hidden_test_1.c: New test source.
1826 * testsuite/hidden_test_main.c: New test source.
1828 2009-08-11 Doug Kwan <dougkwan@google.com>
1830 * arm.cc: Update comments.
1831 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1832 segment to locate the .ARM.exidx section if present.
1834 2009-08-09 Doug Kwan <dougkwan@google.com>
1836 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1839 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1840 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1843 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1845 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1846 valid tls_segment only for non-debug-section relocations.
1847 * testsuite/Makefile.am: Add gc_tls_test.
1848 * testsuite/Makefile.in: Regenerate.
1849 * testsuite/gc_tls_test.cc: New file.
1850 * testsuite/gc_tls_test.sh: New file.
1852 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1856 * Makefile.am (CCFILES): Add icf.cc.
1858 * Makefile.in: Regenerate.
1859 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1860 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1861 section, symbol and addend information for the relocs.
1862 * gold.cc (queue_middle_tasks): Call identical code folding.
1863 * gold.h: Add defines for multimap.
1864 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1865 to the call of finalize_local_symbols.
1866 * main.cc (main): Create object of class Icf.
1867 * object.cc (Sized_relobj::do_layout): Allow this function to be
1868 called twice during icf.
1869 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1870 to sections marked as identical by icf.
1871 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1873 (Sized_relobj::do_section_entsize): New function.
1874 * object.h (Object::section_entsize): New function.
1875 (Object::do_section_entsize): New pure virtual function.
1876 (Relobj::finalize_local_symbols): Add new parameter.
1877 (Relobj::do_section_entsize): New function.
1878 * options.h (General_options::icf): New option.
1879 (General_options::icf_iterations): New option.
1880 (General_options::print_icf_sections): New option.
1881 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1882 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1883 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1885 * symtab.cc (Symbol_table::is_section_folded): New function.
1886 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1887 to sections marked as identical by icf.
1888 * symtab.h (Symbol_table::set_icf): New function.
1889 (Symbol_table::icf): New function.
1890 (Symbol_table::is_section_folded): New function.
1891 (Symbol_table::icf_): New data member.
1892 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1893 * testsuite/Makefile.am: Add commands to build icf_test.
1894 * testsuite/Makefile.in: Regenerate.
1895 * testsuite/icf_test.sh: New file.
1896 * testsuite/icf_test.cc: New file.
1898 2009-07-24 Chris Demetriou <cgd@google.com>
1900 * layout.cc (is_compressible_debug_section): Fix incorrect
1901 comment about compressed section names.
1903 2009-07-20 Ian Lance Taylor <ian@airs.com>
1906 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1908 2009-07-16 Ian Lance Taylor <iant@google.com>
1911 * layout.h: #include <map>.
1912 (class Kept_section): Change from struct to class. Add accessors
1913 and setters. Add section size to Comdat_group mapping. Change
1914 Comdat_group to std::map. Add is_comdat_ field. Add
1915 linkonce_size field in union.
1916 (class Layout): Update declaration of find_or_add_kept_section.
1917 Don't declare find_kept_object.
1918 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1919 parameter. Add object, shndx, is_comdat, and is_group_name
1920 parameters. Change all callers. Adjust for new Kept_section.
1921 (Layout::find_kept_object): Remove.
1922 * object.cc (Sized_relobj::include_section_group): Update use of
1923 Kept_section. Rename secnum to shndx. Only record
1924 Kept_comdat_section if sections are the same size.
1925 (Sized_relobj::include_linkonce_section): Update use of
1926 Kept_section. Only record Kept_comdat_section if sections are the
1927 same size. Set size of linkonce section.
1928 (Sized_relobj::map_to_kept_section): Update call to
1929 get_kept_comdat_section.
1930 * object.h (class Sized_relobj): Rename fields in
1931 Kept_comdat_section to drop trailing underscores; change object
1932 field to Relobj*. Change Kept_comdat_section_table to store
1933 struct rather than pointer.
1934 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1935 Add kept_object and kept_shndx parameters. Change all callers.
1936 (Sized_relobj::get_kept_comdat_section): Change return type to
1937 bool. Add kept_object and kept_shndx parameters. Change all
1939 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1940 Layout::find_or_add_kept_section.
1942 2009-07-09 Ian Lance Taylor <iant@google.com>
1944 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1945 Reserve space in the hash table.
1947 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1949 * fileread.cc (File_read::get_mtime): New method.
1950 * fileread.h (Timespec): New structure.
1951 (File_read::get_mtime): New method.
1952 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1953 Renamed from timestamp_nsec.
1954 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1956 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1958 (Incremental_inputs::report_archive): Save mtime; style fix.
1959 (Incremental_inputs::report_obejct): Save mtime; style fix.
1960 (Incremental_inputs::report_script): Save mtime; style fix.
1961 (Incremental_inputs::finalize_inputs): Style fix.
1962 (Incremental_inputs::finalize): Style fix.
1963 (Incremental_inputs::create_input_section_data): Store inputs
1965 * incremental.h (Incremental_inputs::report_script): Add mtime
1967 (Incremental_inputs::Input_info::Input_info): Intialize only one
1969 (Incremental_inputs::Input_info::archive): Move to nameless
1971 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1972 (Incremental_inputs::Input_info::script): Move to nameless union.
1973 (Incremental_inputs::mtime): New field.
1974 * script.cc (read_input_script): Pass file mtime to
1976 * script.h (Script_info::inputs): Style fix.
1978 2009-07-01 Ian Lance Taylor <ian@airs.com>
1980 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1983 2009-06-24 Ian Lance Taylor <iant@google.com>
1986 * layout.cc (Layout::choose_output_section): If we find an
1987 existing section, update the flags.
1988 (Layout::create_notes): New function, broken out of
1990 (Layout::finalize): Don't create note sections.
1991 (Layout::create_note): Don't crash if linker script discards
1993 (Layout::create_gold_note): Likewise.
1994 (Layout::create_build_id): Likewise. Don't set
1995 after_input_sections on the section.
1996 (Layout::create_executable_stack_info): Remove target parameter.
1998 * layout.h (class Layout): Declare create_notes. Update
1999 declaration of create_executable_stack_info.
2000 * gold.cc (queue_middle_tasks): Call create_notes.
2001 * output.cc (Output_section::update_flags_for_input_section): Move
2002 here from output.h. If SHF_ALLOC flag is newly set, mark address
2004 * output.h (Output_data::mark_address_invalid): New function.
2005 (class Output_section): Only declare, not define,
2006 update_flags_for_input_section. Remove set_flags.
2008 2009-06-24 Ian Lance Taylor <iant@google.com>
2010 * script-sections.cc (Output_section_definition::
2011 set_section_addresses): Rename shadowing local load_address to
2014 2009-06-24 Ian Lance Taylor <iant@google.com>
2017 * reloc.cc (relocate_sections): Skip empty relocation sections.
2019 2009-06-23 Ian Lance Taylor <iant@google.com>
2022 * layout.cc (Layout::create_note): Use choose_output_section
2023 rather than make_output_section.
2025 2009-06-23 Ian Lance Taylor <iant@google.com>
2028 * options.cc (General_options::parse_V): Set printed_version_.
2029 (General_options::General_options): Initialize printed_version_.
2030 * options.h (class General_options): Add printed_version_ field.
2031 * gold.cc (queue_initial_tasks): If there are no input files,
2032 don't give a fatal error if we printed the version information.
2033 (queue_middle_tasks): If using -r with a shared object, give a
2034 fatal error rather than an ordinary error.
2036 2009-06-23 Ian Lance Taylor <iant@google.com>
2039 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2040 (Layout::make_output_section): Set have_stabstr_section_ if we see
2041 a .stab*str section.
2042 (Layout::finalize): Call link_stabs_sections.
2043 (Layout::link_stabs_sections): New file.
2044 * layout.h (class Layout): Add have_stabstr_section_ field.
2045 Declare link_stabs_sections.
2047 2009-06-23 Doug Kwan <dougkwan@google.com>
2049 * Makefile.am (libgold_a_LIBADD): New.
2050 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2051 * Makefile.in: Regenerate.
2052 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2053 * configure: Regenerate.
2054 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2055 * fileread.cc: Include sys/state.h
2056 * gold.h: Declare memmem and strndup if found missing.
2057 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2059 2009-06-23 Ian Lance Taylor <iant@google.com>
2061 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2062 * configure: Rebuild.
2064 2009-06-23 Ian Lance Taylor <iant@google.com>
2067 * object.cc (Object::section_contents): Don't try to get a view if
2068 the section has length zero.
2069 (Object::handle_gnu_warning_section): If the section is empty, use
2070 the name of the section as the warning.
2072 2009-06-23 Ian Lance Taylor <iant@google.com>
2075 * stringpool.h (class Stringpool_template): Add optimize_ field.
2076 (Stringpool_template::set_optimize): New function.
2077 * stringpool.cc (Stringpool_template::Stringpool_template):
2078 Initialize optimize_ field.
2079 (Stringpool_template::set_string_offsets): Test local optimize
2080 fild rather than parameter.
2081 * layout.cc (Layout::Layout): Call set_optimize on the section
2084 2009-06-22 Ian Lance Taylor <iant@google.com>
2087 * yyscript.y: Parse TARGET.
2088 * script.cc (script_set_target): New function.
2089 * script-c.h (script_set_target): Declare.
2090 * options.cc (General_options::string_to_object_format): Rename
2091 from string_to_object_format in anonymous namespace. Change
2093 * options.h (class General_options): Declare
2094 string_to_object_format.
2096 2009-06-22 Ian Lance Taylor <iant@google.com>
2098 * script-sections.cc (Script_sections::create_segments): Don't put
2099 program headers in a PT_LOAD segment if -n or -N.
2101 2009-06-22 Ian Lance Taylor <iant@google.com>
2104 * options.h (class General_options): Add -z lazy and -z now. Sort
2105 -z options into alphabetical order.
2106 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2108 2009-06-21 Ian Lance Taylor <iant@google.com>
2110 * layout.cc (Layout::make_output_section): Call
2111 Target::new_output_section.
2112 (Layout::attach_allocated_section_to_segment): Put large section
2113 sections in a separate load segment with the large segment flag
2115 (Layout::segment_precedes): Sort large data segments after other
2117 (align_file_offset): New static function.
2118 (Layout::set_segment_offsets): Use align_file_offset.
2119 * output.h (class Output_section): Add is_small_section_ and
2120 is_large_section_ fields.
2121 (Output_section::is_small_section): New function.
2122 (Output_section::set_is_small_section): New function.
2123 (Output_section::is_large_section): New function.
2124 (Output_section::set_is_large_section): New function.
2125 (Output_section::is_large_data_section): New function.
2126 (class Output_segment): Add is_large_data_segment_ field.
2127 (Output_segment::is_large_data_segment): New function.
2128 (Output_segment::set_is_large_data_segment): New function.
2129 * output.cc (Output_section::Output_section): Initialize new
2131 (Output_segment::Output_segment): Likewise.
2132 (Output_segment::add_output_section): Add assertion that large
2133 data sections always go in large data segments. Force small data
2134 sections to the end of the list of data sections. Force small BSS
2135 sections to the start of the list of BSS sections. For large BSS
2136 sections to the end of the list of BSS sections.
2137 * symtab.h (class Symbol): Declare is_common_shndx.
2138 (Symbol::is_defined): Check Symbol::is_common_shndx.
2139 (Symbol::is_common): Likewise.
2140 (class Symbol_table): Define enum Commons_section_type. Update
2141 declarations. Add small_commons_ and large_commons_ fields.
2142 * symtab.cc (Symbol::is_common_shndx): New function.
2143 (Symbol_table::Symbol_table): Initialize new fields.
2144 (Symbol_table::add_from_object): Put small and large common
2145 symbols in the right list.
2146 (Symbol_table::sized_finalized_symbol): Check
2147 Symbol::is_common_shndx.
2148 (Symbol_table::sized_write_globals): Likewise.
2149 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2150 common symbol lists. Don't call do_allocate_commons_list if the
2152 (Symbol_table::do_allocate_commons_list): Remove is_tls
2153 parameter. Add comons_section_type parameter. Change all
2154 callers. Handle small and large common symbols.
2155 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2156 Symbol::is_common_shndx.
2157 * resolve.cc (symbol_to_bits): Likewise.
2158 * target.h (Target::small_common_shndx): New function.
2159 (Target::small_common_section_flags): New function.
2160 (Target::large_common_shndx): New function.
2161 (Target::large_common_section_flags): New function.
2162 (Target::new_output_section): New function.
2163 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2164 small_common_section_flags, and large_common_section_flags
2166 (Target::do_new_output_section): New virtual function.
2167 * arm.cc (Target_arm::arm_info): Initialize new fields.
2168 * i386.cc (Target_i386::i386_info): Likewise.
2169 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2171 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2172 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2173 (Target_x86_64::do_new_output_section): New function.
2174 * configure.ac: Define conditional MCMODEL_MEDIUM.
2175 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2176 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2177 (large_LDFLAGS): Define.
2178 * testsuite/large.c: New file.
2179 * testsuite/testfile.cc (Target_test::test_target_info):
2180 Initialize new fields.
2181 * configure, testsuite/Makefile.in: Rebuild.
2183 2009-06-05 Doug Kwan <dougkwan@google.com>
2185 * Makefile.am (CCFILES): Add target.cc.
2186 * Makefile.in: Regenerate.
2187 * i386.cc (class Target_i386): Define new virtual method to
2188 override do_is_local_label_name in parent.
2189 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2190 local symbols if --discard-locals or -X is given.
2191 * options.h (class General_options): Declare new options
2192 '--discard-locals' and '-X' for discarding locals.
2193 * target.h (class Target): Define new methods is_local_label_name.
2194 Declare new virtual method do_is_local_label_name.
2195 * target.cc: New file.
2196 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2197 (check_SCRIPTS): Add discard_locals_test.sh.
2198 (check_DATA): Add discard_local_tests.syms.
2199 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2200 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2201 * testsuite/Makefile.in: Regenerate.
2202 * testsuite/discard_locals_test.c: New file.
2203 * testsuite/discard_locals_test.sh: Same.
2205 2009-06-05 Doug Kwan <dougkwan@google.com>
2207 * object.cc (Sized_relobj::Sized_relobj): Initialize
2208 discarded_eh_frame_shndx_ to -1U.
2209 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2211 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2212 a discarded .eh_frame section.
2213 (Sized_relobj::do_finalize_local_symbols): Ditto.
2214 * object.h (class Sized_relobj): Declare new member
2215 discarded_eh_frame_shndx_.
2216 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2217 (local_labels_test.o, local_labels_test): New rules.
2218 * testsuite/Makefile.in: Regenerate.
2220 2009-06-04 Doug Kwan <dougkwan@google.com>
2222 * layout.cc (Layout::section_name_mapping): Add mapping for
2223 special ARM sections.
2225 2009-06-03 Doug Kwan <dougkwan@google.com>
2227 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2228 (utils::has_overflow): Same.
2230 2009-06-03 Ian Lance Taylor <iant@google.com>
2232 * layout.cc (Layout::section_name_mapping): New array, replacing
2233 Layout::linkonce_mapping.
2234 (Layout::section_name_mapping_count): New variable, replacing
2235 Layout::linkonce_mapping_count.
2236 (Layout::linkonce_output_name): Remove.
2237 (Layout::output_section_name): Rewrite.
2238 * layout.h (class Layout): Rename Linkonce_mapping to
2239 Section_name_mapping, linkonce_mapping to section_name_mapping,
2240 linkonce_mapping_count to section_name_mapping_count. Don't
2241 declare linkonce_output_name.
2243 2009-06-03 Doug Kwan <dougkwan@google.com>
2245 * gold/arm.cc (namespace utils): New.
2246 (Target_arm::reloc_is_non_pic): Define new method.
2247 (class Arm_relocate_functions): New.
2248 (Target_arm::Relocate::relocate): Handle relocation types used by
2251 2009-06-03 Ian Lance Taylor <iant@google.com>
2253 * arm.cc (Target_arm::scan::global): Use || instead of |.
2255 2009-06-02 Doug Kwan <dougkwan@google.com>
2257 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2258 issued_non_pic_error_.
2259 (class Target_arm::Scan): Declare new method check_non_pic.
2260 Define new method symbol_needs_plt_entry.
2261 Declare new data member issued_non_pic_error_.
2262 (class Target_arm::Relocate): Declare new method
2263 should_apply_static_reloc.
2264 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2265 (Target_arm::Scan::check_non_pic): Define new method.
2266 (Target_arm::Scan::local): Handle a small subset of reloc types used
2268 (Target_arm::Scan::local): Same.
2269 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2271 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2273 * incremental.cc (Incremental_inputs::report_command_line): Filter
2274 out --incremental-* options.
2276 2009-05-29 Doug Kwan <dougkwan@google.com>
2278 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2280 (class Target_arm): Update comment.
2281 (Target_arm::Target_arm): Initialize new data members GOT_,
2282 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2283 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2284 and Target_arm::rel_dyn_section.
2285 Declare new_enum Target_arm::Got_type.
2286 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2288 Update commments for member do_dynsym_value.
2289 (Target_arm::got_size, Target_arm::plt_section,
2290 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2291 new methods inside class defintion.
2292 (Target_arm::got_section): Define new method.
2293 (Target_arm::rel_dyn_section): Same.
2294 (Output_data_plt_arm): New template class.
2295 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2296 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2297 (Output_data_plt_arm::add_entry): Same.
2298 (Output_data_plt_arm::first_plt_entry): Define new
2299 static data member for PLT instruction template.
2300 (Output_data_plt_arm::plt_entry): Same.
2301 (Output_data_plt_arm::do_write): Define new method.
2302 (Target_arm::make_plt_entry): Same.
2303 (Target_arm::do_finalize_sections): Same.
2304 (Target_arm::do_dynsym_value): Same.
2306 2009-05-28 Doug Kwan <dougkwan@google.com>
2308 * Makefile.am (TARGETSOURCES): Add arm.cc.
2309 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2310 * Makefile.in: Regenerate.
2312 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2314 2009-05-26 Doug Kwan <dougkwan@google.com>
2316 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2317 (General_options::check_excluded_libs): Strip off directories in
2318 archive name before matching like GNU ld does.
2319 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2320 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2321 (exclude_libs_test_LDFLAGS): Add linker option
2322 -Wl,--exclude-libs,libexclude_libs_test_3
2323 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2324 an explicit archive without using -l.
2325 (alt/libexclude_libs_test_3.a): New make rule.
2326 * testsuite/Makefile.in: Regenerate.
2327 * testsuite/exclude_libs_test.c : Declare lib3_default().
2329 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2330 * exclude_libs_test_3.c: New file.
2332 2009-05-26 Nick Clifton <nickc@redhat.com>
2334 * po/id.po: New Indonesian translation.
2335 * po/gold.pot: Updated template file.
2337 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2339 * testsuite/Makefile.am: Add -ffunction-sections to compile
2340 gc_comdat_test files. Add -Wl,--gc-sections to build
2342 * testsuite/Makefile.in: Regenerate.
2343 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2345 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2347 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2348 kept comdat section was garbage collected.
2349 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2350 * testsuite/Makefile.in: Regenerate.
2351 * testsuite/gc_comdat_test.sh: New file.
2352 * testsuite/gc_comdat_test_1.cc: New file.
2353 * testsuite/gc_comdat_test_2.cc: New file.
2355 2009-05-19 Doug Kwan <dougkwan@google.com>
2357 * archive.cc (Archive::Archive): Move constructor from archive.h
2358 to here. Initialize no_export_.
2359 (Archive::get_elf_object_for_member): Set no_export flag of object.
2360 * archive.h (Archive::Archive): Move constructor body to
2362 (Archive::no_export): New method.
2363 (Archive::no_export_): New field.
2364 * object.h (Object::Object): Initialize no_export_ to false.
2365 (Object::no_export, Object::set_no_export): New methods.
2366 (Object::no_export_): New field.
2367 * options.cc (General_options::parse_exclude_libs): New method.
2368 (General_options::check_excluded_libs) Same.
2369 * options.h (exclude_libs): New option.
2370 (General_options::check_excluded_libs): New method declaration.
2371 (General_options::excluded_libs_): New field.
2372 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2373 default or protected visibility if an object has no-export flag set.
2374 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2375 (check_SCRIPTS): Add exclude_libs_test.sh.
2376 (check_DATA): Add exclude_libs_test.syms.
2377 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2378 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2379 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2380 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2381 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2382 libexclude_libs_test_2.a): New rules.
2383 * testsuite/Makefile.in: Regenerate.
2384 * testsuite/exclude_libs_test.c: New file.
2385 * testsuite/exclude_libs_test.sh: Ditto.
2386 * testsuite/exclude_libs_test_1.c: Ditto.
2387 * testsuite/exclude_libs_test_2.c: Ditto.
2389 2009-05-15 Ian Lance Taylor <iant@google.com>
2391 * configure.ac: Check for declarations for cases where libiberty.h
2392 checks HAVE_DECL_xxx.
2393 * configure, config.in: Rebuild.
2395 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2397 * gold.h (Incremental_argument_list): Remove (invalid) forward
2399 * incremental.cc (Incremental_inputs::report_achive): New method.
2400 (Incremental_inputs::report_object): New method.
2401 (Incremental_inputs::report_script): New method.
2402 (Incremental_inputs::finalize_inputs): New method.
2403 (Incremental_inputs::finalize): Call finalize_inputs().
2404 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2405 Create inputs entries.
2406 * incremental.h (Incremental_input_type): New enum.
2407 (Incremental_inputs::Incremental_input): Initialize new fields.
2408 (Incremental_inputs::report_inputs): New method.
2409 (Incremental_inputs::report_achive): New method.
2410 (Incremental_inputs::report_object): New method.
2411 (Incremental_inputs::report_script): New method.
2412 (Incremental_inputs::finalize_inputs): New method.
2413 (Incremental_inputs::Input_info): New struct.
2414 (Incremental_inputs::Input_info_map): New typedef.
2415 (Incremental_inputs::lock_): New field.
2416 (Incremental_inputs::Inputs_): New field.
2417 (Incremental_inputs::Inputs_map): New field.
2418 * main.cc (main): Call Incremental_input::report_inputs.
2419 * options.h (Input_argument_list): Typedef moved from
2421 (Input_file_group::Files): Remove, use ::Input_argument_list.
2422 (Input_file_group::Input_argument_list): Remove, use
2423 ::Input_argument_list.
2424 * plugin.cc (Plugin_manager::add_input_file): Add error in
2426 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2428 * script.cc (read_input_script): Call
2429 Incremental_input::report_script.
2430 * script.h (Script_info): New class.
2432 2009-04-27 Ian Lance Taylor <iant@google.com>
2434 * x86_64.cc (do_adjust_output_section): Set entsize to
2437 2009-04-23 Elliott Hughes <enh@google.com>
2439 * output.cc (Output_file::close): After short writes, continue
2440 writing from the correct offset in the buffer being written.
2442 2009-04-23 Chris Demetriou <cgd@google.com>
2444 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2445 * configure: Regenerate.
2446 * config.in: Regenerate.
2447 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2448 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2450 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2452 * incremental.cc (Incremental_inputs_header_data): Renamed from
2453 Incremental_input_header_data.
2454 (Incremental_inputs_header_data::data_size): New field.
2455 (Incremental_inputs_header_data::put_input_file_count): Renamed
2456 from input_file_count.
2457 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2458 from command_line_offset.
2459 (Incremental_inputs_header_data::put_reserved): Renamed from
2461 (Incremental_inputs_entry_data): Renamed from
2462 Incremental_input_entry_data.
2463 (Incremental_inputs_entry_data::data_size): New field.
2464 (Incremental_inputs::report_command_line): New method.
2465 (Incremental_inputs::finalize): New method.
2466 (Incremental_inputs::create_incremental_inputs_data): New method.
2467 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2468 * incremental.h: New file.
2469 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2470 (Layout::finalize): Create incremental inputs section in
2472 (Layout::create_incremental_info_sections): New method.
2473 * layout.h (Layout::incremental_inputs): New method.
2474 (Layout::create_incremental_info_sections): New method.
2475 (Layout::incremental_inputs_): New field.
2476 * main.cc (main): Notify Incremental_input of the command line.
2478 2009-04-01 Ian Lance Taylor <iant@google.com>
2479 Mikolaj Zalewski <mikolajz@google.com>
2481 * gold.h (reserve_unordered_map): Define, three versions, one for
2482 each version of Unordered_map.
2483 * layout.cc (Layout::Layout): Remove options parameter. Add
2484 number_of_input_files parameter. Don't initialize options_.
2485 Initialize number_of_input_files_ and resized_signatures_. Move
2486 sections_are_attached_.
2487 (Layout::layout_group): Reserve space for group_signatures_.
2488 (Layout::find_or_add_kept_section): Change name parameter to be a
2489 reference. Resize signatures_ map when it gets large enough.
2490 (Layout::layout_eh_frame): Use parameters->options() instead of
2492 (Layout::make_output_section): Likewise.
2493 (Layout::attach_allocated_section_to_segment): Likewise.
2494 (Layout::finalize, Layout::create_executable_stack): Likewise.
2495 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2496 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2497 * layout.h (class Layout): Update declarations. Remove options_
2498 field. Add number_of_input_files_ and resized_signatures_
2499 fields. Move sections_are_attached_ field.
2500 * main.cc (main): Pass number of input files to Layout
2501 constructor. Don't pass options.
2503 2009-03-30 Ian Lance Taylor <iant@google.com>
2505 * ffsll.c (ffsll): Correct implementation.
2507 2009-03-27 Ian Lance Taylor <iant@google.com>
2509 * ffsll.c: New file.
2510 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2511 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2512 * ftruncate.c (ftruncate): Declare before definition.
2513 * mremap.c (mremap): Likewise.
2514 * pread.c (pread): Likewise.
2515 * configure, Makefile.in, config.in: Rebuild.
2517 * mremap.c: New file.
2518 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2519 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2520 (mremap): Declare if HAVE_MREMAP is not defined.
2521 * configure, Makefile.in, config.in: Rebuild.
2523 2009-03-27 Cary Coutant <ccoutant@google.com>
2525 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2526 position independent.
2527 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2528 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2530 2009-03-24 Cary Coutant <ccoutant@google.com>
2532 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2534 (needs_dynamic_reloc): Likewise.
2536 2009-03-24 Ian Lance Taylor <iant@google.com>
2538 * yyscript.y (file_cmd): Recognize EXTERN.
2539 (extern_name_list, extern_name_list_body): New nonterminals.
2540 * script.cc (script_add_extern): Define.
2541 * script-c.h (script_add_extern): Declare.
2543 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2545 * object.cc (is_elf_object): Define.
2546 * object.h (is_elf_object): Declare.
2547 * archive.cc (Archive::get_elf_object_for_member): Call
2549 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2551 2009-03-24 Elliott Hughes <enh@google.com>
2553 * output.cc (Output_file::map_anonymous): Define.
2554 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2555 try an anonymous one. Report the size if the mmap fails.
2556 * output.h (class Output_file): Declare map_anonymous.
2558 2009-03-24 Ian Lance Taylor <iant@google.com>
2560 * target-select.cc (instantiate_target): Don't acquire the lock if
2561 the instantiated_target_ field has already been set.
2563 2009-03-23 Ian Lance Taylor <iant@google.com>
2565 * gold-threads.h (class Initialize_lock): Define.
2566 * gold-threads.cc (class Initialize_lock_once): Define.
2567 (initialize_lock_control): New static variable.
2568 (initialize_lock_pointer): New static variable.
2569 (initialize_lock_once): New static function.
2570 (Initialize_lock::Initialize_lock): Define.
2571 (Initialize_lock::initialize): Define.
2572 * target-select.h: Include "gold-threads.h".
2573 (class Target_selector): Add lock_ and initialize_lock_ fields.
2574 Don't define instantiate_target, just declare it.
2575 * target-select.cc (Target_selector::Target_selector): Initialize
2577 (Target_selector::instantiate_target): Define.
2578 * descriptors.h: Include "gold-threads.h".
2579 (class Descriptors): Add initialize_lock_ field.
2580 * descriptors.cc (Descriptors::Descriptors): Initialize new
2582 (Descriptors::open): Use initialize_lock_ field
2583 * errors.h (class Errors): Add initialize_lock_ field.
2584 * errors.cc (Errors::Errors): Initialize new field.
2585 (Errors::initialize_lock): Use initialize_lock_ field.
2586 * powerpc.cc (class Target_selector_powerpc): Remove
2587 instantiated_target_ field. In do_recognize call
2588 instantiate_target rather than do_instantiate_target. In
2589 do_instantiate_target just allocate a new target.
2590 * sparc.cc (class Target_selector_sparc): Likewise.
2592 * freebsd.h: New file.
2593 * i386.cc: Include "freebsd.h".
2594 (Target_i386): Derive from Target_freebsd rather than
2596 (Target_selector_i386): Derive from Target_selector_freebsd rather
2597 than Target_selector.
2598 * x86_64.cc: Include "freebsd.h".
2599 (Target_x86_64): Derive from Target_freebsd rather than
2601 (Target_selector_x86_64): Derive from Target_selector_freebsd
2602 rather than Target_selector.
2603 * target.h (class Target): Add adjust_elf_header and
2604 do_adjust_elf_header.
2605 * output.cc (Output_file_header:: do_sized_write): Call target
2606 adjust_elf_header routine.
2607 * configure.tgt: Set targ_osabi.
2608 * configure.ac: Define GOLD_DEFAULT_OSABI.
2609 * parameters.cc (Parameters::default_target): Pass
2610 GOLD_DEFAULT_OSABI to select_target.
2611 * target-select.h (class Target_selector): Make instantiate_target
2612 protected rather than private.
2613 * Makefile.am (HFILES): Add freebsd.h.
2614 * configure, Makefile.in, config.in: Rebuild.
2616 * merge.cc (do_add_input_section): Correct pend value. Change
2617 message about last entry not being null terminated from error to
2620 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2622 * incremental.cc: New file.
2623 * Makefile.am (CCFILES): Add incremental.cc.
2624 * Makefile.in: Rebuild.
2626 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2628 * layout.cc (Layout::output_section_name): Preserve names
2629 of '.note.' sections.
2631 2009-03-19 Ian Lance Taylor <iant@google.com>
2633 * descriptors.cc (Descriptors::open): Check that the options are
2634 valid before using them.
2636 2009-03-18 Ian Lance Taylor <iant@google.com>
2638 * script-sections.h: Include <list>.
2639 (class Script_sections): Change Sections_elements from std::vector
2640 to std::list. Typedef public Elements_iterator. Add
2641 orphan_section_placement_, data_segment_align_start_, and
2642 saw_data_segment_align_ fields. Remove data_segment_align_index_
2644 * script-sections.cc (class Orphan_section_placement): New class.
2645 (class Sections_element): Add virtual functions is_relro and
2646 orphan_section_init. Remove virtual function place_orphan_here.
2647 (class Output_section_definition): Add is_relro and
2648 orphan_section_init. Remove place_orphan_here.
2649 (class Orphan_output_section): Likewise.
2650 (Script_sections::Script_sections): Update for field changes.
2651 (Script_sections::data_segment_align): Set saw_data_segment_align_
2652 and data_segment_align_start_, not data_segment_align_index.
2653 (Script_sections::data_segment_relro_end): Check
2654 saw_data_segment_align_. Use data_segment_align_start_ rather
2655 than data_segment_align_index_.
2656 (Script_sections::place_orphan): Rewrite to use
2657 Orphan_section_placement.
2659 2009-03-17 Ian Lance Taylor <iant@google.com>
2661 * archive.cc (Archive::add_symbols): Check for a version attached
2662 to the symbol name in the archive map.
2663 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2664 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2665 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2666 (ver_test_11.a): New target.
2667 * testsuite/Makefile.in: Rebuild.
2669 * configure.ac: Check for chsize and posix_fallocate. Replace
2671 * ftruncate.c: New file, from gnulib.
2672 * output.cc (posix_fallocate): Define dummy version if not
2673 HAVE_POSIX_FALLOCATE.
2674 (Output_file::map): Call posix_fallocate rather than lseek and
2676 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2677 * configure, Makefile.in, config.in: Rebuild.
2679 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2681 * layout.h (Layout::create_note): Add section_name parameter.
2682 * layout.cc (Layout::create_note): Likewise.
2683 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2685 2009-03-17 Ian Lance Taylor <iant@google.com>
2687 * descriptors.cc: Include "options.h".
2688 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2689 (Descriptors::open): Always use O_CLOEXEC when opening a new
2690 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2691 then set FD_CLOEXEC.
2693 * sparc.cc (class Target_sparc): Add has_got_section.
2694 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2695 make sure we have a GOT section.
2697 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2698 (Target_sparc::Scan::local): Likewise.
2699 (Target_sparc::Scan::global): Likewise.
2700 (Target_sparc::Relocate::relocate): Likewise.
2701 (Target_sparc::Relocate::relocate_tls): Likewise.
2703 * symtab.cc (Symbol_table::define_default_version): New function,
2704 broken out of add_from_object.
2705 (Symbol_table::add_from_object): Call define_default_version.
2706 (Symbol_table::define_special_symbol): Add resolve_oldsym
2707 parameter. Change all callers. If the version for a symbol comes
2708 from a version script, resolve it with the symbol with the same
2709 name with no version. Also add the symbol without a version if
2711 (do_define_in_output_data): If resolving with oldsym, don't delete
2713 (do_define_in_output_segment): Likewise.
2714 (do_define_as_constant): Likewise.
2715 * symtab.h (class Symbol_table): Update declarations.
2717 2009-03-13 Ian Lance Taylor <iant@google.com>
2719 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2720 (Read_symbols::requeue): New function.
2721 (Read_symbols::do_read_symbols): If make_elf_object fails because
2722 the target type is not configured, and the file was searched for,
2723 issue a warning and retry with the next directory.
2724 (Add_symbols::run): If the file has an incompatible format, and
2725 it was searched for, requeue the Read_symbols task. On error,
2727 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2728 dirindex parameter to constructor. Change all callers. Declare
2729 incompatible_warning and requeue.
2730 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2731 input_argument_ and input_group_ fields. Add them to
2732 constructor. Change all callers.
2733 (class Read_script): Add dirindex_ field. Add it to constructor.
2735 * archive.cc (Archive::setup): Remove input_objects parameter.
2737 (Archive::get_file_and_offset): Likewise.
2738 (Archive::read_all_symbols): Likewise.
2739 (Archive::read_symbols): Likewise.
2740 (Archive::get_elf_object_for_member): Remove input_objects
2741 parameter. Add punconfigured parameter. Change all callers.
2742 (Archive::add_symbols): Change return type to bool. Check return
2743 value of include_member.
2744 (Archive::include_all_members): Likewise.
2745 (Archive::include_member): Change return type to bool. Return
2746 false if first included object has incompatible target. Set
2747 included_member_ field.
2748 (Add_archive_symbols::run): If add_symbols returns false, requeue
2750 * archive.h (class Archive): Add included_member_ field.
2751 Initialize it in constructor. Add input_file and searched_for
2752 methods. Update declarations.
2753 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2754 input_argument_ fields. Add them to constructor. Change all
2756 * script.cc: Include "target-select.h".
2757 (class Parser_closure): Add skip_on_incompatible_target_ and
2758 found_incompatible_target_ fields. Add
2759 skip_on_incompatible_target parameter to constructor. Change all
2760 callers. Add methods skip_on_incompatible_target,
2761 clear_skip_on_incompatible_target, found_incompatible_target, and
2762 set_found_incompatible_target.
2763 (read_input_script): Add dirindex parameter. Change all callers.
2764 If parser finds an incompatible target, requeue Read_symbols
2766 (script_set_symbol): Clear skip_on_incompatible_target in
2768 (script_add_assertion, script_parse_option): Likewise.
2769 (script_start_sections, script_add_phdr): Likewise.
2770 (script_check_output_format): New function.
2771 * script.h (read_input_script): Update declaration.
2772 * script-c.h (script_check_output_format): Declare.
2773 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2774 (ignore_cmd): Remove OUTPUT_FORMAT.
2775 * fileread.cc (Input_file::Input_file): Add explicit this.
2776 (Input_file::will_search_for): New function.
2777 (Input_file::open): Add pindex parameter. Change all callers.
2778 * fileread.h (class Input_file): Add input_file_argument method.
2779 Declare will_search_for. Update declarations.
2780 * object.cc (make_elf_object): Add punconfigured parameter.
2782 * object.h (class Object): Make input_file public. Add
2783 searched_for method.
2784 (make_elf_object): Update declaration.
2785 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2787 * dirsearch.h (class Dirsearch): Update declaration.
2788 * options.h (class General_options): Add --warn-search-mismatch.
2789 * parameters.cc (Parameters::is_compatible_target): New function.
2790 * parameters.h (class Parameters): Declare is_compatible_target.
2791 * workqueue.cc (Workqueue::add_blocker): New function.
2792 * workqueue.h (class Workqueue): Declare add_blocker.
2794 * fileread.cc (Input_file::open): Remove options parameter.
2796 (Input_file::open_binary): Likewise.
2797 * script.cc (read_input_script): Likewise.
2798 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2799 options parameter from constructor. Change all callers.
2800 (class Read_script): Likewise.
2801 * fileread.h (class Input_file): Update declarations.
2802 * script.h (read_input_script): Update declaration.
2804 2009-03-10 Nick Clifton <nickc@redhat.com>
2806 * po/es.po: New Spanish translation.
2808 2009-03-06 Cary Coutant <ccoutant@google.com>
2810 * options.cc (parse_short_option): Keep dash_z from registering itself.
2812 2009-03-03 Ian Lance Taylor <iant@google.com>
2815 * target-reloc.h (relocate_section): Pass output_section to
2817 * i386.cc (Target_i386::should_apply_static_reloc): Add
2818 output_section parameter. Change all callers.
2819 (Target_i386::Relocate::relocate): Add output_section parameter.
2820 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2821 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2822 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2823 * testsuite/two_file_shared.sh: New script.
2824 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2825 (check_DATA): Add two_file_shared.dbg.
2826 (two_file_shared.dbg): New target.
2827 * testsuite/Makefile.in: Rebuild.
2829 2009-03-01 Ian Lance Taylor <iant@google.com>
2831 * configure.ac: Check for byteswap.h.
2832 * configure: Rebuild.
2833 * config.in: Rebuild.
2835 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2837 * layout.cc (Layout::find_or_add_kept_section): New function.
2838 (Layout::add_comdat): Removed.
2839 * layout.h (struct Kept_section): Move out of class Layout.
2840 Remove trailing underscores from field names. Add group_sections
2841 field. Rename group_ field to is_group. Change all uses.
2842 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2843 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2844 comdat_groups_ field.
2845 (Sized_relobj::include_section_group): Use
2846 find_or_add_kept_section and Kept_section::group_sections.
2847 (Sized_relobj::include_linkonce_section): Likewise.
2848 * object.cc (class Sized_relobj): Don't define Comdat_group or
2849 Comdat_group_table. Remove find_comdat_group and
2850 add_comdat_group. Remove comdat_groups_ field.
2851 * plugin.cc (include_comdat_group): Use
2852 Layout::find_or_add_kept_section.
2854 2009-02-28 Ian Lance Taylor <iant@google.com>
2856 * README: --gc-sections and map files are now supported. Document
2857 some build requirements.
2860 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2861 relocatable link set the value of the section symbol to zero.
2862 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2863 relocatable link don't include the section address in the local
2866 2009-02-27 Ian Lance Taylor <iant@google.com>
2869 * options.h (class Search_directory): Add is_system_directory.
2870 (class General_options): Declare is_in_system_directory.
2871 * options.cc (get_relative_sysroot): Make static.
2872 (get_default_sysroot): Make static.
2873 (General_optoins::is_in_system_directory): New function.
2874 * fileread.cc (Input_file::is_in_system_directory): New function.
2875 * fileread.h (class Input_file): Declare is_in_system_directory.
2876 * object.h (class Object): Add is_in_system_directory.
2877 (class Input_objects): Remove system_library_directory_ field.
2878 * object.cc (Input_objects::add_object): Don't set
2879 system_library_directory_.
2880 (input_objects::found_in_system_library_directory): Remove.
2881 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2882 parameter. Change all callers.
2883 (Symbol_table::sized_write_globals): Likewise.
2884 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2885 Call Object::is_in_system_directory.
2886 * symtab.h (class Symbol_table): Update declarations.
2889 * descriptors.h (Open_descriptor): Add is_on_stack field.
2890 * descriptors.cc (Descriptors::open): If the descriptor is on the
2891 top of the stack, remove it. Initialize is_on_stack field.
2892 (Descriptors::release): Only add pod to stack if it is not on the
2894 (Descriptors::close_some_descriptor): Clear stack_next and
2898 * output.cc (Output_section::find_starting_output_address): Rename
2899 from starting_output_address; add PADDR parameter; change return
2901 * output.h (class Output_section): Declare
2902 find_starting_output_address instead of starting_output_address.
2903 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2904 section symbol for which we can't find a merge section.
2907 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2908 hidden or internal, force the symbol to be local.
2909 * resolve.cc (Symbol::override_visibility): Define.
2910 (Symbol::override_base): Use override_visibility.
2911 (Symbol_table::resolve): Likewise.
2912 (Symbol::override_base_with_special): Likewise.
2913 (Symbol_table::override_with_special): If the visibility is hidden
2914 or internal, force the symbol to be local.
2915 * symtab.h (class Symbol): Add set_visibility and
2916 override_visibility.
2917 * testsuite/ver_test_1.sh: New file.
2918 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2919 (check_DATA): Add ver_test_1.syms.
2920 (ver_test_1.syms): New target.
2921 * testsuite/Makefile.in: Rebuild.
2923 2009-02-25 Cary Coutant <ccoutant@google.com>
2925 * layout.cc (Layout::choose_output_section): Don't rename sections
2926 when using a linker script that has a SECTIONS clause.
2927 * Makefile.in: Regenerate.
2929 * testsuite/Makefile.am (script_test_5.sh): New test case.
2930 * testsuite/Makefile.in: Regenerate.
2931 * testsuite/script_test_5.cc: New file.
2932 * testsuite/script_test_5.sh: New file.
2933 * testsuite/script_test_5.t: New file.
2935 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2937 * archive.cc (Archive::include_member): Update calls to add_symbols.
2938 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2939 the Layout argument.
2940 * dynobj.h (do_add_symbols): Add the Layout argument.
2941 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2943 * object.h (Object::add_symbols): Add the Layout argument.
2944 (Object::do_add_symbols): Add the Layout argument.
2945 (Sized_relobj::do_add_symbols): Add the Layout argument.
2946 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2947 Unify the two versions.
2948 (Add_plugin_symbols): Remove.
2949 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2950 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2951 (Add_plugin_symbols): Remove.
2952 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2953 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2954 (Add_symbols::run): Make it work with Pulginobj.
2956 2009-02-06 Ian Lance Taylor <iant@google.com>
2958 * object.cc (Sized_relobj::do_layout): Make info message start
2959 with lower case letter.
2961 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2963 * binary.cc: Fix file comment.
2965 * options.h (enum Incremental_disposition): Define.
2966 (class General_options): Add new options: --incremental,
2967 --incremental_changed, --incremental_unchanged,
2968 --incremental_unknown. Add incremental_disposition_ and
2969 implicit_incremental_ fields.
2970 (General_options::incremental_disposition): New function.
2971 (class Position_dependent_options): Add incremental_disposition
2973 (Position_dependent_options::copy_from_options): Set incremental
2975 * options.cc (General_options::parse_incremental_changed): New
2977 (General_options::parse_incremental_unchanged): New function.
2978 (General_options::parse_incremental_unknown): New function.
2979 (General_options::General_options): Initialize new fields
2980 incremental_disposition_ and implicit_incremental_.
2981 (General_options::finalize): Check for uasge of --incremental-*
2982 without --incremental.
2984 2009-02-06 Chris Demetriou <cgd@google.com>
2986 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2987 pointer and to report location as the file name associated with
2989 (gold_undefined_symbol_at_location): New function to replace the
2990 old gold_undefined_symbol functionality.
2991 * target-reloc.h (relocate_section): Update to use
2992 gold_undefined_symbol_at_location.
2993 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2994 Call gold_undefined_symbol function rather than gold_error.
2995 * errors.h (Errors::undefined_symbol): Take location as a
2996 string, rather than calculating it from a relocation.
2997 * errors.cc (Errors::fatal): Print "fatal error:" before the
2999 (Errors::error, Errors::error_at_location): Print "error: "
3000 before the formatted message.
3001 (Errors::undefined_symbol): Take location as a string, rather
3002 than calculating it from a relocation.
3003 (gold_undefined_symbol_at_location): New function akin to
3004 old gold_undefined_symbol, calculates location from relocation.
3005 (gold_undefined_symbol): Change to take only a Symbol pointer
3006 and to report location as the file name associated with the symbol.
3007 * testsuite/debug_msg.sh: Update for changed error messages.
3008 * testsuite/undef_symbol.sh: Likewise.
3010 2009-02-04 Duncan Sands <baldrick@free.fr>
3013 * reduced_debug_output.h
3014 (Output_reduced_debug_abbrev_section::failed): Use format for
3016 (Output_reduced_debug_info_section::faild): Likewise.
3018 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3020 * script.cc (Lazy_demangler): New class.
3021 (Version_script_info::get_symbol_version_helper): Demangle a
3024 2009-01-29 Cary Coutant <ccoutant@google.com>
3026 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3028 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3030 2009-01-28 Ian Lance Taylor <iant@google.com>
3032 * version.cc (version_string): Bump to 1.9.
3034 * gold.h: Include <cstring> and <stdint.h>.
3035 * version.cc: Include <cstdio>.
3036 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3038 * reduced_debug_output.cc (insert_into_vector): Rename from
3039 Insert_into_vector; change all callers. Use Swap_unaligned to
3040 avoid aliasing issue; remove union since it is unnecessary.
3042 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3044 * Makefile.am (CCFILES): Add gc.cc.
3046 * Makefile.in: Regenerate.
3047 * gold.cc (Gc_runner): New class.
3048 (queue_initial_tasks): Call garbage collection related tasks
3049 when corresponding options are invoked.
3050 (queue_middle_gc_tasks): New function.
3051 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3052 processed early before laying out sections during garbage collection.
3053 * gold.h (queue_middle_gc_tasks): New function.
3054 (is_prefix_of): Move from "layout.cc".
3055 * i386.cc (Target_i386::gc_process_relocs): New function.
3056 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3057 * main.cc (main): Create object of class "Garbage_collection".
3058 * object.cc (Relobj::copy_symbols_data): New function.
3059 (Relobj::is_section_name_included): New function.
3060 (Sized_relobj::do_layout): Allow this function to be called twice
3061 during garbage collection and defer layout of section during the
3063 * object.h (Relobj::get_symbols_data): New function.
3064 (Relobj::is_section_name_included): New function.
3065 (Relobj::copy_symbols_data): New function.
3066 (Relobj::set_symbols_data): New function.
3067 (Relobj::get_relocs_data): New function.
3068 (Relobj::set_relocs_data): New function.
3069 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3070 (Relobj::gc_process_relocs): New function.
3071 (Relobj::do_gc_process_relocs): New pure virtual function.
3072 (Relobj::sd_): New data member.
3073 (Sized_relobj::is_output_section_offset_invalid): New function.
3074 (Sized_relobj::do_gc_process_relocs): New function.
3075 * options.h (General_options::gc_sections): Modify to not be a no-op.
3076 (General_options::print_gc_sections): New option.
3077 * plugin.cc (Plugin_finish::run): Remove function call to
3078 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3079 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3080 * reloc.cc (Read_relocs::run): Add task to process relocs and
3081 determine unreferenced sections when doing garbage collection.
3082 (Gc_process_relocs): New class.
3083 (Sized_relobj::do_gc_process_relocs): New function.
3084 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3085 sections that are garbage collected.
3086 * reloc.h (Gc_process_relocs): New class.
3087 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3088 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3089 symbols whose corresponding sections are garbage collected.
3090 (Symbol_table::Symbol_table): Add new parameter for the garbage
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::resolve): Do not treat symbols seen in dynamic objects
3097 (Symbol_table::add_from_object): Likewise.
3098 (Symbol_table::add_from_relobj): When building shared objects, do not
3099 treat externally visible symbols as garbage.
3100 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3101 table information for static and relocatable links.
3102 * symtab.h (Symbol_table::set_gc): New function.
3103 (Symbol_table::gc): New function.
3104 (Symbol_table::gc_mark_undef_symbols): New function.
3105 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3106 (Symbol_table::gc_mark_dyn_syms): New function.
3107 (Symbol_table::gc_): New data member.
3108 * target.h (Sized_target::gc_process_relocs): New pure virtual
3110 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3111 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3113 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3115 * options.h (General_options::gc_sections): Define as a no-op for now.
3116 (General_options::no_keep_memory): Ditto.
3117 (General_options::Bshareable): Define.
3118 * options.cc (General_options::finalize): Honor -Bshareable.
3120 2009-01-20 Andreas Schwab <schwab@suse.de>
3122 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3123 read the value in the contents, since we don't use it. Use the
3124 template endianness when writing.
3125 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3127 2009-01-19 Andreas Schwab <schwab@suse.de>
3129 * configure.tgt (powerpc64-*): Fix targ_obj.
3131 2009-01-15 Ian Lance Taylor <iant@google.com>
3133 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3134 local symbols when stripping all symbols.
3136 2009-01-14 Cary Coutant <ccoutant@google.com>
3138 * output.cc (Output_reloc): Add explicit instantiations.
3140 2009-01-14 Cary Coutant <ccoutant@google.com>
3142 * archive.cc (Archive::get_elf_object_for_member): Remove call
3143 to File_read::claim_for_plugin.
3144 * descriptors.cc (Descriptors::open): Remove reference to
3146 (Descriptors::claim_for_plugin): Remove.
3147 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3148 (Descriptors::is_claimed): Remove.
3149 (claim_descriptor_for_plugin): Remove.
3150 * fileread.cc (File_read::claim_for_plugin): Remove.
3151 * fileread.h (File_read::claim_for_plugin): Remove.
3152 (File_read::descriptor): Reopen descriptor if necessary.
3153 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3154 (Plugin_manager::all_symbols_read): Add task parameter. Change
3156 (Plugin_manager::get_input_file): New function.
3157 (Plugin_manager::release_input_file): New function.
3158 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3159 corresponding data member.
3160 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3161 and pass to base constructor. Change all callers.
3162 (get_input_file, release_input_file): New functions.
3163 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3164 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3165 (Plugin_manager::all_symbols_read): Add task parameter.
3166 (Plugin_manager::get_input_file): New function.
3167 (Plugin_manager::release_input_file): New function.
3168 (Plugin_manager::task_): New data member.
3169 (Pluginobj::Pluginobj): Add filesize parameter.
3170 (Pluginobj::filename): New function.
3171 (Pluginobj::descriptor): New function.
3172 (Pluginobj::filesize): New function.
3173 (Pluginobj::filesize_): New data member.
3174 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3175 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3176 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3178 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3179 with archive libraries.
3180 * testsuite/Makefile.in: Regenerate.
3181 * testsuite/plugin_test.c (struct sym_info): New type.
3182 (get_input_file, release_input_file): New static variables.
3183 (onload): Capture new transfer vector entries.
3184 (claim_file_hook): Stop reading at end of file according to filesize.
3185 Factor out parsing of readelf output into separate function.
3186 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3187 APIs and get the source file name from the symbol table. Convert
3188 source file name to corresponding object file name. Print info
3189 message when adding new input files.
3190 (parse_readelf_line): New function.
3191 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3192 * testsuite/plugin_test_2.sh: Likewise.
3193 * testsuite/plugin_test_3.sh: Likewise.
3194 * testsuite/plugin_test_4.sh: New test case.
3196 2009-01-07 Ian Lance Taylor <iant@google.com>
3198 * version.cc (version_string): Bump to 1.8.
3200 2008-12-23 Cary Coutant <ccoutant@google.com>
3202 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3203 * plugin.cc (Plugin_manager::finish): Rename as
3204 layout_deferred_objects. Move cleanup to separate function.
3205 (Plugin_manager::cleanup): New function.
3206 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3208 * plugin.h (Plugin_manager::finish): Rename as
3209 layout_deferred_objects.
3210 (Plugin_manager::cleanup): New function.
3211 (Plugin_manager::cleanup_done): New field.
3213 2008-12-23 Cary Coutant <ccoutant@google.com>
3215 * plugin.cc (is_visible_from_outside): New function.
3216 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3217 so we don't return "IR only" status for exported symbols or -r links.
3219 * testsuite/Makefile.am (plugin_test_3): New test case.
3220 * testsuite/Makefile.in: Regenerate.
3221 * testsuite/plugin_test_3.sh: New file.
3223 2008-12-22 Cary Coutant <ccoutant@google.com>
3225 * object.cc (Sized_relobj::layout_section): New function.
3226 (Sized_relobj::do_layout): Defer layout of input sections until after
3227 plugin has provided replacement files.
3228 (Sized_relobj::do_layout_deferred_sections): New function.
3229 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3230 (Relobj::layout_deferred_sections): New function.
3231 (Relobj::do_layout_deferred_sections): New function.
3232 (Sized_relobj::do_layout_deferred_sections): New function.
3233 (Sized_relobj::layout_section): New function.
3234 (Sized_relobj::Deferred_layout): New structure.
3235 (Sized_relobj::deferred_layout_): New field.
3236 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3237 Change all callers. Layout deferred sections.
3238 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3240 (Plugin_hook::run): Move code from do_plugin_hook inline.
3241 (Plugin_hook::do_plugin_hook): Remove.
3242 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3243 (Plugin_manager::finish): Renamed, was cleanup.
3244 (Plugin_manager::should_defer_layout): New function.
3245 (Plugin_manager::add_deferred_layout_object): New function.
3246 (Plugin_manager::Deferred_layout_list): New type.
3247 (Plugin_manager::deferred_layout_objects_): New field.
3248 (Plugin_hook::do_plugin_hook): Remove.
3250 2008-12-17 Ian Lance Taylor <iant@google.com>
3252 * options.h (class General_options): Add --no case for
3255 2008-12-16 Cary Coutant <ccoutant@google.com>
3257 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3259 (Plugin_manager::claim_file): Create plugin object even if
3260 plugin did not call the add_symbols callback.
3261 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3262 asking for more symbols than were added.
3263 * testsuite/Makefile.am (plugin_test_1): Add test case with
3265 (empty.syms): New target.
3266 * testsuite/Makefile.in: Regenerate.
3267 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3268 message. Don't call add_symbols if no globals.
3269 (all_symbols_read_hook): Don't provide replacement for empty
3272 2008-12-12 Ian Lance Taylor <iant@google.com>
3274 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3275 r_type == 0 for a local symbol with r_sym == 0.
3276 (scan_relocatable_relocs): Pass r_sym to
3277 local_non_section_strategy.
3278 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3281 * configure.ac: Update test for TLS descriptors: they are
3282 supported as of glibc 2.9.
3283 * configure: Rebuild.
3285 2008-12-11 Ian Lance Taylor <iant@google.com>
3288 * target-reloc.h (Default_scan_relocatable_relocs): For each
3289 function, map r_type == 0 to RELOC_DISCARD.
3291 2008-12-10 Cary Coutant <ccoutant@google.com>
3293 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3294 object to override a kept COMDAT group from a plugin object.
3296 2008-12-09 Ian Lance Taylor <iant@google.com>
3299 * yyscript.y (file_cmd): Handle INPUT.
3301 * testsuite/initpri1.c: Change all declarations to be full
3302 prototypes by adding void, to avoid compiler warnings.
3304 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3306 * options.cc (General_options::parse_plugin_opt): New.
3307 (General_options::add_plugin): The argument now is just the filename.
3308 (General_options::add_plugin_option): New.
3309 * options.h (plugin_opt): New.
3310 (add_plugin): Change argument name.
3311 (add_plugin_option): New.
3312 * plugin.cc (Plugin::load): Don't parse the plugin option.
3313 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3314 (Plugin::add_option): New.
3315 (Plugin::args_): Change type.
3316 (Plugin::filename_): New.
3317 (Plugin_manager::add_plugin_option): New.
3318 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3319 * testsuite/Makefile.in: Regenerate.
3321 2008-12-05 Cary Coutant <ccoutant@google.com>
3323 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3324 Handle --strip-lto-sections option.
3325 * options.h (strip_lto_sections): New option.
3327 2008-12-01 Cary Coutant <ccoutant@google.com>
3329 * plugin.cc (ld_plugin_message): Change format parameter to const.
3330 Fix mismatch between new[] and delete.
3332 2008-11-14 Cary Coutant <ccoutant@google.com>
3334 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3337 2008-11-05 Craig Silverstein <csilvers@google.com>
3339 * options.cc (General_options::parse_dynamic_list): New function.
3340 * options.h (General_options): New flags dynamic_list,
3341 dynamic_list_data, dynamic_list_cpp_new, and
3342 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3343 (General_options::in_dynamic_list): New function.
3344 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3345 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3346 (Lex::can_continue_name): Likewise.
3348 (read_script_file): New parameter script_options.
3349 (read_dynamic_list): New function.
3350 (Script_options::define_dynamic_list): New function.
3351 (dynamic_list_keyword_parsecodes): New variable.
3352 (dynamic_list_keywords): New variable.
3353 * script.h (Script_options::define_dynamic_list): New function
3355 (read_dynamic_list): New function prototype.
3356 * symtab.cc (strprefix): New macro.
3357 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3358 dynamic_list_data, dynamic_list_cpp_new, and
3359 dynamic_list_cpp_typeinfo.
3360 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3361 (dynamic_list_expr): New rule.
3362 (dynamic_list_nodes): Likewise.
3363 (dynamic_list_node): Likewise.
3364 * testsuite/Makefile.am (dynamic_list): New test.
3365 * testsuite/Makefile.in: Regenerated.
3366 * testsuite/dynamic_list.t: New file.
3367 * testsuite/dynamic_list.sh: New file.
3369 2008-11-05 Craig Silverstein <csilvers@google.com>
3371 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3372 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3373 (t11_last): Likewise.
3374 * testsuite/ver_test_6.c (main): Likewise.
3376 2008-10-07 Cary Coutant <ccoutant@google.com>
3378 * options.c (General_options::finalize): Add check for -static and
3380 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3383 2008-10-02 Cary Coutant <ccoutant@google.com>
3385 * plugin.cc (make_sized_plugin_object): Fix conditional
3386 compilation to work when not all targets are enabled.
3388 2008-09-29 Cary Coutant <ccoutant@google.com>
3390 * archive.cc (Archive::get_file_and_offset): Use filename instead
3391 of name to get library path.
3392 (Archive::include_member): Unlock external member of a thin archive.
3394 * testsuite/Makefile.am (TEST_AR): New variable.
3395 (thin_archive_test_1): New test.
3396 (thin_archive_test_2): New test.
3397 * testsuite/Makefile.in: Regenerate.
3398 * testsuite/thin_archive_main.cc: New file.
3399 * testsuite/thin_archive_test_1.cc: New file.
3400 * testsuite/thin_archive_test_2.cc: New file.
3401 * testsuite/thin_archive_test_3.cc: New file.
3402 * testsuite/thin_archive_test_4.cc: New file.
3404 2008-09-29 Cary Coutant <ccoutant@google.com>
3406 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3407 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3409 (Sized_relobj::do_finalize_local_symbols): Likewise.
3410 (Sized_relobj::map_to_kept_section): Likewise.
3411 * object.h (Sized_relobj::invalid_address): New constant.
3412 (Sized_relobj::do_output_section_offset): Check for invalid_address
3414 * output.cc (Output_reloc::local_section_offset): Use constant
3415 invalid_address instead of -1U.
3416 (Output_reloc::get_address): Likewise.
3417 (Output_section::output_address): Change -1U to -1ULL.
3418 * output.h (Output_reloc::invalid_address): New constant.
3419 * reloc.cc (Sized_relobj::write_sections): Use constant
3420 invalid_address instead of -1U.
3421 (Sized_relobj::relocate_sections): Likewise.
3422 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3423 values for merge sections.
3424 * target-reloc.h (relocate_for_relocatable): Use constant
3425 invalid_address instead of -1U.
3427 2008-09-19 Cary Coutant <ccoutant@google.com>
3429 Add plugin functionality for link-time optimization (LTO).
3430 * configure.ac (plugins): Add --enable-plugins option.
3431 * configure: Regenerate.
3432 * config.in: Regenerate.
3433 * Makefile.am (LIBDL): New variable.
3434 (CCFILES): Add plugin.cc.
3435 (HFILES): Add plugin.h.
3436 (ldadd_var): Add LIBDL.
3437 * Makefile.in: Regenerate.
3439 * archive.cc: Include "plugin.h".
3440 (Archive::setup): Don't preread archive symbols when using a plugin.
3441 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3442 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3444 (Archive::include_member): Add symbols from plugin objects.
3445 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3446 * descriptors.cc (Descriptors::open): Check for file descriptors
3447 abandoned by plugins.
3448 (Descriptors::claim_for_plugin): New function.
3449 * descriptors.h (Descriptors::claim_for_plugin): New function.
3450 (Open_descriptor::is_claimed): New field.
3451 (claim_descriptor_for_plugin): New function.
3452 * fileread.cc (File_read::claim_for_plugin): New function.
3453 * fileread.h (File_read::claim_for_plugin): New function.
3454 (File_read::descriptor): New function.
3455 * gold.cc: Include "plugin.h".
3456 (queue_initial_tasks): Add task to call plugin hooks for generating
3458 * main.cc: Include "plugin.h".
3459 (main): Load plugin libraries.
3460 * object.h (Pluginobj): Declare.
3461 (Object::pluginobj): New function.
3462 (Object::do_pluginobj): New function.
3463 (Object::set_target): New function.
3464 * options.cc: Include "plugin.h".
3465 (General_options::parse_plugin): New function.
3466 (General_options::General_options): Initialize plugins_ field.
3467 (General_options::add_plugin): New function.
3468 * options.h (Plugin_manager): Declare.
3469 (General_options): Add --plugin option.
3470 (General_options::has_plugins): New function.
3471 (General_options::plugins): New function.
3472 (General_options::add_plugin): New function.
3473 (General_options::plugins_): New field.
3474 * plugin.cc: New file.
3475 * plugin.h: New file.
3476 * readsyms.cc: Include "plugin.h".
3477 (Read_symbols::do_read_symbols): Check for archive before checking
3478 for ELF file. Call plugin hooks to claim files.
3479 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3480 from a real object file; force override when processing replacement
3482 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3483 (Symbol::init_base_object): Likewise.
3484 (Symbol::init_base_output_data): Likewise.
3485 (Symbol::init_base_output_segment): Likewise.
3486 (Symbol::init_base_constant): Likewise.
3487 (Symbol::init_base_undefined): Likewise.
3488 (Symbol::output_section): Assert that object is not a plugin.
3489 (Symbol_table::add_from_pluginobj): New function.
3490 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3492 (Symbol_table::sized_write_globals): Likewise.
3493 (Symbol_table::add_from_pluginobj): Instantiate template.
3494 * symtab.h (Sized_pluginobj): Declare.
3495 (Symbol::in_real_elf): New function.
3496 (Symbol::set_in_real_elf): New function.
3497 (Symbol::in_real_elf_): New field.
3498 (Symbol_table::add_from_pluginobj): New function.
3500 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3501 (LIBDL): New variable.
3503 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3504 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3505 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3506 (MOSTLYCLEANFILES): Likewise.
3507 * testsuite/Makefile.in: Regenerate.
3508 * testsuite/plugin_test.c: New file.
3509 * testsuite/plugin_test_1.sh: New file.
3510 * testsuite/plugin_test_2.sh: New file.
3512 2008-09-16 Ian Lance Taylor <iant@google.com>
3514 * target-reloc.h (relocate_section): Check whether a symbol is
3515 defined by the ABI before reporting an undefined symbol error.
3516 * target.h (Target::is_defined_by_abi): Make parameter const.
3517 (Target::do_is_defined_by_abi): Likewise.
3518 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3519 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3520 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3521 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3522 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3523 * testsuite/Makefile.in: Rebuild.
3525 * fileread.cc (make_view): Add casts to avoid warning.
3527 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3529 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3530 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3532 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3534 * options.h (General_options::output_is_executable): New.
3535 (General_options::output_is_pie): New.
3536 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3537 for shared libraries.
3538 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3540 2008-09-11 Chris Demetriou <cgd@google.com>
3542 * options.h (origin): New -z option.
3543 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3544 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3547 2008-09-05 Cary Coutant <ccoutant@google.com>
3549 * fileread.cc (File_read::make_view): Add check for attempt to map
3552 2008-09-05 Cary Coutant <ccoutant@google.com>
3554 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3555 explicit instantiations.
3557 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3560 * options.cc (General_options::finalize): Allow undefined symbols
3561 in shlibs if linking -shared.
3564 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3565 symbols as not needing a dynsym entry.
3567 2008-08-20 Craig Silverstein <csilvers@google.com>
3569 * fileread.cc (File_read::open): Do not lock the file unless it
3570 was successfully opened.
3572 2008-08-14 Cary Coutant <ccoutant@google.com>
3574 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3575 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3576 * testsuite/tls_test.cc (struct int128): 128-bit struct
3577 for testing TLS relocs with non-zero addend.
3578 (v12): New TLS variable.
3580 (t_last): Add check for v12.
3581 * testsuite/tls_test.h (t12): New function.
3582 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3584 2008-08-13 Ian Lance Taylor <iant@google.com>
3586 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3587 set tls_segment_ or relro_segment_.
3588 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3590 * output.h (Output_section::clear_is_relro): New function.
3591 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3592 sections specially even when output_data_ is empty.
3593 (Output_segment::maximum_alignment): When first section is relro,
3594 only force alignment for PT_LOAD segments.
3595 * script.cc (script_data_segment_align): New function.
3596 (script_data_segment_relro_end): New function.
3597 * script-c.h (script_data_segment_align): Declare.
3598 (script_data_segment_relro_end): Declare.
3599 * script-sections.h (class Script_sections): Declare
3600 data_segment_align and data_segment_relro_end. Add fields
3601 segment_align_index_ and saw_relro_end_.
3602 * script-sections.cc (class Sections_element): Add set_is_relro
3603 virtual function. Add new bool* parameter to place_orphan_here.
3604 Add get_output_section virtual function.
3605 (class Output_section_definition): Add set_is_relro. Add new
3606 bool* parameter to place_orphan_here. Add get_output_section.
3607 Add is_relro_ field.
3608 (Output_section_definition::Output_section_definition): Initialize
3609 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3610 and is_relro_ fields.
3611 (Output_section_definition::place_orphan_here): Add is_relro
3613 (Output_section_definition::set_section_addresses): Set relro for
3615 (Output_section_definition::alternate_constraint): Likewise.
3616 (class Orphan_output_section): Add new bool* parameter to
3617 place_orphan_here. Add get_output_section.
3618 (Orphan_output_section::place_orphan_here): Add is_relro
3620 (Script_sections::Script_sections): Initialize
3621 data_segment_align_index_ and saw_relro_end_.
3622 (Script_sections::data_segment_align): New function.
3623 (Script_sections::data_segment_relro_end): New function.
3624 (Script_sections::place_orphan): Set or clear is_relro.
3625 (Script_sections::set_section_addresses): Force alignment of first
3627 * yyscript.y (exp): Call script_data_segment_align and
3628 script_data_segment_relro_end.
3629 * testsuite/relro_script_test.t: New file.
3630 * testsuite/relro_test.cc (using_script): Declare.
3631 (t1, t2): Test using_script.
3632 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3633 (relro_script_test_SOURCES): Define.
3634 (relro_script_test_DEPENDENCIES): Define.
3635 (relro_script_test_LDFLAGS): Define.
3636 (relro_script_test_LDADD): Define.
3637 (relro_script_test.so): New target.
3638 * testsuite/Makefile.in: Rebuild.
3640 2008-08-06 Cary Coutant <ccoutant@google.com>
3642 * archive.cc (Archive::total_archives, Archive::total_members)
3643 (Archive::total_members_loaded): New variables.
3644 (Archive::setup): Add parameter. Add option to preread
3646 (Archive::read_armap): Add counter.
3647 (Archive::get_file_and_offset): New function.
3648 (Archive::get_elf_object_for_member): New function.
3649 (Archive::read_all_symbols): New function.
3650 (Archive::read_symbols): New function.
3651 (Archive::add_symbols): Add counters.
3652 (Archive::include_all_members): Use armap to find members if it's
3654 (Archive::include_member): Skip reading symbols if already read.
3655 Factored code into Archive::get_file_and_offset and
3656 Archive::get_elf_object_for_member. Changed call to
3657 Mapfile::report_include_archive_member.
3658 (Archive::print_stats): New function.
3659 * archive.h: Declare Object and Read_symbols_data classes.
3660 (Archive::Archive): Add initializers for new members.
3661 (Archive::setup): Add parameter.
3662 (Archive::print_stats): New function.
3663 (Archive::total_archives, Archive::total_members)
3664 (Archive::total_members_loaded): New variables.
3665 (Archive::get_file_and_offset): New function.
3666 (Archive::get_elf_object_for_member): New function.
3667 (Archive::read_all_symbols): New function.
3668 (Archive::read_symbols): New function.
3669 (Archive::Archive_member): New class.
3670 (Archive::members_): New member.
3671 (Archive::num_members_): New member.
3672 * main.cc: Include archive.h.
3673 (main): Call Archive::print_stats.
3674 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3675 archive parameter; member_name is now the fully-decorated name.
3676 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3677 * options.h: (General_options): Add --preread-archive-symbols option.
3678 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3681 2008-08-04 Ian Lance Taylor <iant@google.com>
3683 * symtab.h (Symbol::use_plt_offset): New function.
3684 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3685 * powerpc.cc (Relocate::relocate): Likewise.
3686 * sparc.cc (Relocate::relocate): Likewise.
3687 * x86_64.cc (Relocate::relocate): Likewise.
3688 * testsuite/weak_plt.sh: New test.
3689 * testsuite/weak_plt_main.cc: New test.
3690 * testsuite/weak_plt_shared.cc: New test.
3691 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3692 (check_PROGRAMS): Add weak_plt.
3693 (check_DATA): Add weak_plt_shared.so.
3694 (weak_plt_main_pic.o, weak_plt): New targets.
3695 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3696 * testsuite/Makefile.in: Rebuild.
3698 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3700 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3701 * testsuite/Makefile.in: Rebuild.
3703 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3705 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3706 * Makefile.in: Regenerate.
3707 * po/POTFILES.in: Regenerate.
3709 2008-07-29 Ian Lance Taylor <iant@google.com>
3711 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3712 symbols before other symbols.
3713 * testsuite/script_test_2.cc (test_addr): Declare.
3714 (test_addr_alias): Declare.
3715 (main): Check that test_addr and test_addr_alias have the right
3717 * testsuite/script_test_2.t: Define test_addr_alias and
3720 2008-07-24 Ian Lance Taylor <iant@google.com>
3723 * descriptors.cc: New file.
3724 * descriptors.h: New file.
3725 * gold-threads.h (class Hold_optional_lock): New class.
3726 * fileread.cc: Include "descriptors.h".
3727 (File_read::~File_read): Release descriptor rather than closing
3729 (File_read::open) [file]: Call open_descriptor rather than open.
3730 Set is_descriptor_opened_.
3731 (File_read::open) [memory]: Assert that descriptor is not open.
3732 (File_read::reopen_descriptor): New function.
3733 (File_read::release): Release descriptor.
3734 (File_read::do_read): Make non-const. Reopen descriptor.
3735 (File_read::read): Make non-const.
3736 (File_read::make_view): Reopen descriptor.
3737 (File_read::do_readv): Likewise.
3738 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3739 Update declarations.
3740 * layout.cc: Include "descriptors.h".
3741 (Layout::create_build_id): Use open_descriptor rather than open.
3742 * output.cc: Include "descriptors.h".
3743 (Output_file::open): Use open_descriptor rather than open.
3744 * archive.cc (Archive::const_iterator): Change Archive to be
3746 (Archive::begin, Archive::end): Make non-const.
3747 (Archive::count_members): Likewise.
3748 * archive.h (class Archive): Update declarations.
3749 * object.h (Object::read): Make non-const.
3750 * Makefile.am (CCFILES): Add descriptors.cc.
3751 (HFILES): Add descriptors.h.
3752 * Makefile.in: Rebuild.
3755 * gold.h: Always include <clocale>. Add Solaris workarounds
3756 following code in binutils/sysdep.h.
3759 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3760 this->eh_frame_hdr_ is NULL before using it.
3762 * dynobj.cc (Versions::Versions): Update comment.
3764 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3765 the base version name.
3767 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3768 array size plus one.
3769 (Stringpool_template::set_string_offsets): Subtract one from key
3770 before using it as an array index.
3771 (Stringpool_template::get_offset_with_length): Likewise.
3772 (Stringpool_template::write_to_buffer): Likewise.
3773 * stringpool.h (Stringpool_template::get_offset_from_key):
3776 2008-07-23 Ian Lance Taylor <iant@google.com>
3779 * object.h (Merged_symbol_value::value): Do our best to handle a
3783 * script.cc (Version_script_info::get_versions): Don't add empty
3784 version tag to return value.
3785 (Version_script_info::get_symbol_version_helper): Change return
3786 type to bool. Add pversion parameter. Change all callers.
3787 (script_register_vers_node): Don't require a non-NULL tag.
3788 * script.h (class Version_script_info): Update declarations.
3789 (Version_script_info::get_symbol_version): Change return type to
3790 bool. Add version parameter. Change all callers.
3791 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3792 handling. Handle an empty version from a version script.
3793 (Symbol_table::define_special_symbol): Likewise.
3794 * testsuite/ver_test_10.script: New file.
3795 * testsuite/ver_test_10.sh: New file.
3796 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3797 (check_DATA): Add ver_test_10.syms.
3798 (ver_test_10.syms, ver_test_10.so): New target.
3799 * testsuite/Makefile.in: Rebuild.
3801 2008-07-23 Simon Baldwin <simonb@google.com>
3803 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3804 to zero for undefined symbols from dynamic libraries.
3806 2008-07-23 Ian Lance Taylor <iant@google.com>
3808 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3810 * symtab.h (class Symbol_table): Update declaration.
3811 * testsuite/ver_test_9.cc: New file.
3812 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3813 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3814 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3815 (ver_test_9.so, ver_test_9.o): New targets.
3816 * testsuite/Makefile.in: Rebuild.
3818 2008-07-22 Ian Lance Taylor <iant@google.com>
3820 * options.h (class General_options): Define --check-sections.
3821 * layout.cc (Layout::set_segment_offsets): Handle
3824 * options.h (class General_options): Define -n/--nmagic and
3826 * options.cc (General_options::finalize): For -n/--nmagic or
3827 -N/--omagic, set -static.
3828 * layout.cc (Layout::attach_allocated_section_to_segment): If
3829 -N/--omagic, don't put read-only and read-write sections in
3831 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3832 finding a read-only segment.
3833 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3834 don't set the minimum segment alignment to the common page size,
3835 and don't set the file offset to the address modulo the page size.
3836 * script-sections.cc (Script_sections::create_segments): If
3837 -n/--omagic, don't put read-only and read-write sections in
3840 * cref.cc: New file.
3842 * options.h (class General_options): Add --print-symbol-counts.
3843 * main.cc (main): Issue defined symbol report if requested.
3844 * archive.cc (Archive::interpret_header): Make into a const member
3846 (Archive::add_symbols): Call Input_objects::archive_start and
3848 (Archive::const_iterator): Define new class.
3849 (Archive::begin, Archive::end): New functions.
3850 (Archive::include_all_members): Rewrite to use iterator.
3851 (Archive::count_members): New function.
3852 * archive.h (class Archive): Update declarations.
3853 (Archive::filename): New function.
3854 * object.cc: Include "cref.h".
3855 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3856 (Sized_relobj::do_get_global_symbol_counts): New function.
3857 (Input_objects::add_object): Add object to cross-referencer.
3858 (Input_objects::archive_start): New function.
3859 (Input_objects::archive_stop): New function.
3860 (Input_objects::print_symbol_counts): New function.
3861 * object.h: Declare Cref and Archive.
3862 (Object::get_global_symbol_counts): New function.
3863 (Object::do_get_global_symbol_counts): New pure virtual function.
3864 (class Sized_relobj): Add defined_count_ field. Update
3866 (class Input_objects): Add cref_ field. Update constructor.
3867 Update declarations.
3868 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3870 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3872 (Sized_dynobj::do_get_global_symbol_counts): New function.
3873 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3874 defined_count_. Update declarations. Define Symbols typedef.
3875 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3876 parameter. Change all callers.
3877 (Symbol_table::add_from_dynobj): Add sympointers and defined
3878 parameters. Change all callers.
3879 * symtab.h (class Symbol_table): Update declarations.
3880 * Makefile.am (CCFILES): Add cref.cc.
3881 (HFILES): Add cref.h.
3882 * Makefile.in: Rebuild.
3884 2008-07-22 Simon Baldwin <simonb@google.com>
3886 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3887 to zero when writing undefined symbols.
3889 2008-07-22 Ian Lance Taylor <iant@google.com>
3891 * output.cc (Output_section::add_input_section): Don't try to
3892 merge empty merge sections.
3894 2008-07-21 Craig Silverstein <csilvers@google.com>
3896 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3897 Include symbol version in error message.
3899 2008-07-20 Chris Demetriou <cgd@google.com>
3901 * configure.ac (gold_cv_c_random_seed): New configured variable.
3902 (RANDOM_SEED_CFLAGS): New substituted variable.
3903 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3904 * configure: Rebuild.
3905 * Makefile.in: Likewise.
3906 * testsuite/Makefile.in: Likewise.
3908 2008-07-18 Ian Lance Taylor <iant@google.com>
3910 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3911 where we see NAME/NULL and NAME/VERSION as separate symbols.
3912 * testsuite/ver_test_main.cc (main): Call t4.
3913 (t4, t4_2a): Define.
3914 * testsuite/ver_test_2.cc (t4_2): Define.
3915 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3916 * testsuite/ver_test_4.cc (t4_2a): Define.
3917 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3918 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3920 2008-07-17 Ian Lance Taylor <iant@google.com>
3922 * dynobj.cc (Versions::add_def): If we give an error about a
3923 missing version, go ahead and create the version anyhow.
3925 2008-07-10 Ian Lance Taylor <iant@google.com>
3927 Handle output sections with more than 0x7fffffff bytes.
3928 * object.h (class Relobj): Change map_to_output_ to
3929 output_sections_, and just keep a section pointer. Change all
3930 uses. Move comdat group support to Sized_relobj.
3931 (Relobj::is_section_specially_mapped): Remove.
3932 (Relobj::output_section): Remove poff parameter. Change all
3934 (Relobj::output_section_offset): New function.
3935 (Relobj::set_section_offset): Rewrite.
3936 (Relobj::map_to_output): Remove.
3937 (Relobj::output_sections): New function.
3938 (Relobj::do_output_section_offset): New pure virtual function.
3939 (Relobj::do_set_section_offset): Likewise.
3940 (class Sized_relobj): Add section_offsets_ field. Add comdat
3941 group support from Relobj. Update declarations.
3942 (Sized_relobj::get_output_section_offset): New function.
3943 (Sized_relobj::do_output_section_offset): New function.
3944 (Sized_relobj::do_set_section_offset): New function.
3945 * object.cc (Relobj::output_section_address): Remove.
3946 (Sized_relobj::Sized_relobj): Initialize new fields.
3947 (Sized_relobj::include_section_group): Cast find_kept_object to
3949 (Sized_relobj::include_linkonce_section): Likewise.
3950 (Sized_relobj::do_layout): Use separate arrays for output section
3952 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3954 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3955 output_sections and section_offsets.
3956 (Sized_relobj::write_local_symbols): Likewise.
3957 (map_to_kept_section): Compute output address directly.
3958 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3959 output_sections and section_offsets.
3960 (Sized_relobj::write_sections): Likewise.
3961 (Sized_relobj::relocate_sections): Likewise.
3962 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3963 * output.h (class Output_reloc): Update declarations. Change
3964 u2_.relobj to Sized_relobj*.
3965 (class Output_data_reloc): Change add functions to use
3967 * output.cc (Output_reloc::Output_reloc): Change relobj to
3969 (Output_reloc::local_section_offset): Change return type to
3970 Elf_Addr. Use get_output_section_offset.
3971 (Output_reloc::get_address): Likewise.
3972 (Output_section::is_input_address_mapped): Don't call
3973 is_section_specially_mapped.
3974 (Output_section::output_offset): Likewise.
3975 (Output_section::output_address): Likewise.
3976 (Output_section::starting_output_address): Likewise.
3977 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3978 parameter to Sized_relobj*.
3979 (Copy_relocs::need_copy_reloc): Likewise.
3980 (Copy_relocs::save): Likewise.
3981 * copy-relocs.h (class Copy_relocs): Update declarations.
3982 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3983 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3984 * target-reloc.h (relocate_for_relocatable): Change
3985 offset_in_output_section type to Elf_Addr. Change code that uses
3987 * layout.cc (Layout::layout): Always set *off.
3988 * mapfile.cc (Mapfile::print_input_section): Use
3989 output_section_offset.
3990 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3992 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3993 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3994 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3996 2008-07-03 Ian Lance Taylor <iant@google.com>
3998 * layout.cc (Layout::include_section): Do not discard unrecognized
3999 SHT_STRTAB sections.
4001 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4003 * script.cc (Lex::can_continue_name): Make '?' allowable in
4004 version-script names.
4005 * testsuite/version_script.map: Change glob pattern to use '?'
4007 2008-06-30 Manish Singh <yosh@gimp.org>
4010 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4013 2008-06-30 Ian Lance Taylor <iant@google.com>
4017 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4018 versions]: Don't try to read the value in the contents, since we
4019 don't use it. Use the template endianness when writing.
4021 2008-06-25 Cary Coutant <ccoutant@google.com>
4023 * fileread.cc (File_read::make_view): Assert on zero-length view.
4024 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4025 symbol table when there are no symbols to read.
4027 2008-06-23 Craig Silverstein <csilvers@google.com>
4029 * version.cc (version_string): Bump to 1.7
4031 2008-06-18 Craig Silverstein <csilvers@google.com>
4033 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4034 constant 0xFFFF to type Valtype.
4035 (Powerpc_relocate_functions::rel16_ha): Likewise.
4037 2008-06-17 Ian Lance Taylor <iant@google.com>
4039 * output.h (Output_section::Input_section): Initialize p2align_ to
4040 zero for Output_section_data constructors.
4041 (Output_section::Input_section::addralign): If not an input
4042 section, return the alignment of the Output_section_data.
4043 * testsuite/copy_test.cc: New file.
4044 * testsuite/copy_test_1.cc: New file.
4045 * testsuite/copy_test_2.cc: New file.
4046 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4047 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4048 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4049 (copy_test_1_pic.o, copy_test_1.so): New targets.
4050 (copy_test_2_pic.o, copy_test_2.so): New targets.
4051 * testsuite/Makefile.in: Rebuild.
4053 * script-sections.cc (Script_sections::place_orphan): Initialize
4054 local variable exact.
4056 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4058 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4060 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4061 David S. Miller <davem@davemloft.net>
4063 * powerpc.cc: New file.
4064 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4065 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4066 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4067 * Makefile.in: Rebuild.
4069 2008-06-09 Ian Lance Taylor <iant@google.com>
4071 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4073 (throwing, orig_terminate): New static variables.
4074 (terminate_handler): New static function.
4075 (t2): Set terminate handler.
4077 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4080 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4083 2008-05-30 Cary Coutant <ccoutant@google.com>
4085 * archive.cc (Archive::include_all_members) Correct to step
4086 over symbol table and extended name table in thin archives.
4088 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4091 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4094 2008-05-28 Caleb Howe <cshowe@google.com>
4096 * reduced_debug_output.cc: New file.
4097 * reduced_debug_output.h: New file.
4098 * options.h (class General_options): Add --strip-debug-non-line.
4099 * options.cc (General_options::finalize): Add strip_debug_non_line
4100 to the strip heirarchy.
4101 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4103 * layout.cc: Include "reduced_debug_output.h".
4104 (Layout::Layout): Initialize new fields.
4105 (line_only_debug_sections): New static array.
4106 (is_lines_only_debug_sections): New static inline function.
4107 (Layout::include_section): Handle --strip-debug-non-line.
4108 (Layout::make_output_section): If --strip-debug-non-line, build
4109 new output sections for .debug_abbrev and .debug_info.
4110 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4111 gold. Warn about possible overflow.
4112 (read_signed_LEB_128): Likewise.
4113 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4114 (read_signed_LEB_128): Declare.
4115 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4116 (HFILES): Add reduced_debug_output.h.
4117 * Makefile.in: Rebuild.
4119 2008-05-21 Ian Lance Taylor <iant@google.com>
4121 * mapfile.cc: New file.
4122 * mapfile.h: New file.
4123 * options.h (class General_options): Add -M/--print-map and -Map.
4124 * options.cc (General_options::finalize): Make -M equivalent to
4126 * main.cc: Include <cstdio> and "mapfile.h".
4127 (main): Open mapfile if requested.
4128 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4129 constructor. Change caller.
4130 (queue_initial_tasks): Add mapfile parameter. Change caller.
4131 (queue_middle_tasks): Likewise.
4132 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4134 * archive.cc: Include "mapfile.h".
4135 (Archive::add_symbols): Add mapfile parameter. Change all
4136 callers. Pass mapfile, symbol, and reason to include_member.
4137 (Archive::include_all_members): Add mapfile parameter. Change all
4139 (Archive::include_member): Add mapfile, sym, and why parameters.
4140 Change all callers. Report inclusion to map file.
4141 * archive.h: Include "fileread.h".
4142 (class Archive): Update declarations.
4143 (Archive::file): New const method.
4144 (class Add_archive_symbols): Add mapfile_ field. Update
4145 constructor. Change all callers.
4146 * readsyms.h (class Read_symbols): Likewise.
4147 (class Finish_group): Likewise.
4148 (class Read_script): Likewise.
4149 * common.cc: Include "mapfile.h".
4150 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4152 (Symbol_table::do_allocate_commons): Likewise.
4153 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4154 symbol allocation to mapfile.
4155 * common.h (class Allocate_commons_task): Add mapfile_ field.
4156 Update constructor. Change all callers.
4157 * symtab.h (class Symbol_table): Update declarations.
4158 * layout.cc: Include "mapfile.h".
4159 (Layout_task_runner::run): Print information to mapfile.
4160 (Layout::create_gold_note): Change Output_data_fixed_space to
4161 Output_data_zero_fill.
4162 (Layout::create_build_id): Likewise.
4163 (Layout::print_to_mapfile): New function.
4164 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4165 constructor. Change caller.
4166 (class Layout): Declare print_to_mapfile.
4167 * output.cc (Output_section::Input_section::print_to_mapfile): New
4169 (Output_section::add_input_section): If producing a map, always
4170 add to input_sections_ list.
4171 (Output_section::do_print_to_mapfile): New function.
4172 (Output_segment::print_sections_to_mapfile): New function.
4173 (Output_segment::print_section_list_to_mapfile): New function.
4174 * output.h: Include "mapfile.h".
4175 (Output_data::print_to_mapfile): New function.
4176 (Output_data::do_print_to_mapfile): New virtual function.
4177 (Output_segment_headers::do_print_to_mapfile): New function.
4178 (Output_file_header::do_print_to_mapfile): New function.
4179 (Output_data_const::do_print_to_mapfile): New function.
4180 (class Output_data_const_buffer): Add map_name_ field. Update
4181 constructor. Change all callers. Add do_print_to_mapfile
4183 (class Output_data_fixed_space): Likewise.
4184 (class Output_data_space): Likewise.
4185 (class Output_data_zero_fill): New class.
4186 (Output_data_strtab::do_print_to_mapfile): New function.
4187 (Output_data_reloc_base::do_print_to_mapfile): New function.
4188 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4189 (Output_data_group::do_print_to_mapfile): New function.
4190 (Output_data_got::do_print_to_mapfile): New function.
4191 (Output_data_dynamic::do_print_to_mapfile): New function.
4192 (Output_symtab_xindex::do_print_to_mapfile): New function.
4193 (class Output_section): Declare do_print_to_mapflie. Declare
4194 print_to_mapfile in Input_section.
4195 (class Output_segment): Declare new functions.
4196 * object.h (Sized_relobj::symbol_count): New function.
4197 * script-sections.cc
4198 (Output_section_element_dot_assignment::set_section_addresses):
4199 Change Output_data_fixed_space to Output_data_zero_fill.
4200 (Output_data_expression::do_print_to_mapfile): New function.
4201 * script.cc (read_input_script): Add mapfile parameter. Change
4203 * script.h (read_input_script): Update declaration.
4204 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4205 (Eh_frame::do_print_to_mapfile): New function.
4206 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4207 (Output_merge_string::do_print_to_mapfile): New function.
4208 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4210 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4212 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4214 * Makefile.am (CCFILES): Add mapfile.cc.
4215 (HFILES): Add mapfile.h.
4216 * Makefile.in: Rebuild.
4218 2008-05-19 Ian Lance Taylor <iant@google.com>
4220 * options.h (class General_options): Add -z relro.
4221 * layout.cc (Layout::Layout): Initialize relro_segment_.
4222 (Layout::add_output_section_data): Return the output section.
4223 (Layout::make_output_section): Rcognize relro sections and mark
4225 (Layout::attach_allocated_section_to_segment): Put relro sections
4226 in a PT_GNU_RELRO segment.
4227 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4229 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4231 (Layout::linkonce_mapping): Map d.rel.ro.local to
4233 (Layout::output_section_name): Us .data.rel.ro.local for any
4234 section which begins with that.
4235 * layout.h (class Layout): Update add_output_section_data
4236 declaration. Add relro_segment_ field.
4237 * output.cc (Output_section::Output_section): Initialize is_relro_
4238 and is_relro_local_ fields.
4239 (Output_segment::add_output_section): Group relro sections.
4240 (Output_segment::is_first_section_relro): New function.
4241 (Output_segment::maximum_alignment): If there is a relro section,
4242 align the segment to the common page size.
4243 (Output_segment::set_section_addresses): Track whether we are
4244 looking at relro sections. If the last section is a relro
4245 section, align to the common page size.
4246 (Output_segment::set_section_list_addresses): Add in_relro
4247 parameter. Change all callers. Align to the page size when
4248 moving from relro to non-relro section.
4249 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4251 * output.h (class Output_section): Add is_relro_ and
4252 is_relro_local_ fields.
4253 (Output_section::is_relro): New function.
4254 (Output_section::set_is_relro): New function.
4255 (Output_section::is_relro_local): New function.
4256 (Output_section::set_is_relro_local): New function.
4257 (class Output_segment): Update declarations.
4258 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4259 * sparc.cc (Target_sparc::got_section): Likewise.
4260 * x86_64.cc (Target_x86_64::got_section): Likewise.
4261 * testsuite/relro_test_main.cc: New file.
4262 * testsuite/relro_test.cc: New file.
4263 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4264 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4265 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4266 (relro_test.so, relro_test_pic.o): New targets.
4267 * testsuite/Makefile.in: Rebuild.
4269 2008-05-16 Ian Lance Taylor <iant@google.com>
4271 * output.cc (Output_segment::add_output_section): Remove front
4273 * output.h (class Output_segment): Remove
4274 add_initial_output_section and overloaded add_output_section.
4275 Update declaration of remaining add_output_section.
4276 * layout.cc (Layout::create_interp): Call add_output_section
4277 rather than add_initial_output_section.
4278 (Layout::finish_dynamic_section): Likewise.
4280 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4281 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4282 know the dynamic type.
4283 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4284 field. Initialize it in constructor.
4285 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4286 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4287 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4290 * output.cc (Output_reloc::get_address): Change return type to
4292 * output.h (class Output_reloc): Update get_address declaration.
4293 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4294 for section addresses.
4296 2008-05-09 Ian Lance Taylor <iant@google.com>
4299 * gold.cc (gold_nomem): Use return value of write.
4301 2008-05-08 Ian Lance Taylor <iant@google.com>
4303 * symtab.c (Symbol::init_base_output_data): Add version
4304 parameter. Change all callers.
4305 (Symbol::init_base_output_segment): Likewise.
4306 (Symbol::init_base_constant): Likewise.
4307 (Symbol::init_base_undefined): Likewise.
4308 (Sized_symbol::init_output_data): Likewise.
4309 (Sized_symbol::init_output_segment): Likewise.
4310 (Sized_symbol::init_constant): Likewise.
4311 (Sized_symbol::init_undefined): Likewise.
4312 (Symbol_table::do_define_in_output_data): If the new symbol has a
4313 version, mark it as the default.
4314 (Symbol_table::do_define_in_output_segment): Likewise.
4315 (Symbol_table::do_define_as_constant): Likewise.
4316 * symtab.h (class Symbol): Update declarations.
4317 (class Sized_symbol): Likewise.
4318 * resolve.cc (Symbol::override_version): New function.
4319 (Symbol::override_base): Call override_version.
4320 (Symbol::override_base_with_special): Likewise.
4321 * testsuite/ver_script_8.script: New file.
4322 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4323 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4324 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4325 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4327 2008-05-06 Ian Lance Taylor <iant@google.com>
4330 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4332 (class General_options): Remove existing --undefined, and add
4333 --no-undefined instead. Add new --undefined as synonym for -u.
4334 * archive.cc (Archive::add_symbols): Check whether symbol was
4336 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4337 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4338 all uses. Add IS_UNDEFINED. Update declarations to split
4339 different versions of init_base. Declare init_base_undefined.
4340 (Symbol::is_defined): Handle IS_UNDEFINED.
4341 (Symbol::is_undefined): Likewise.
4342 (Symbol::is_weak_undefined): Call is_undefined.
4343 (Symbol::is_absolute): Handle IS_CONSTANT.
4344 (class Sized_symbol): Update declarations to split different
4345 versions of init. Declare init_undefined.
4346 (class Symbol_table): Declare new functions.
4347 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4349 (Symbol::init_base_output_data): Likewise.
4350 (Symbol::init_base_output_segment): Likewise.
4351 (Symbol::init_base_constant): Likewise.
4352 (Symbol::init_base_undefined): New function.
4353 (Sized_symbol::init_object): Rename from init. Change all
4355 (Sized_symbol::init_output_data): Likewise.
4356 (Sized_symbol::init_output_segment): Likewise.
4357 (Sized_symbol::init_constant): Likewise.
4358 (Sized_symbol::init_undefined): New function.
4359 (Symbol_table::add_undefined_symbols_from_command_line): New
4361 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4363 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4364 (Symbol::output_section): Likewise.
4365 (Symbol::set_output_section): Likewise.
4366 (Symbol_table::sized_finalize_symbol): Likewise.
4367 (Symbol_table::sized_write_globals): Likewise.
4368 * resolve.cc (Symbol_table::should_override): Likewise.
4369 (Symbol::override_base_with_special): Likewise.
4371 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4372 symbol, change it to have default visibility.
4373 * testsuite/protected_1.cc: New file.
4374 * testsuite/protected_2.cc: New file.
4375 * testsuite/protected_3.cc: New file.
4376 * testsuite/protected_main_1.cc: New file.
4377 * testsuite/protected_main_2.cc: New file.
4378 * testsuite/protected_main_3.cc: New file.
4379 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4380 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4381 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4382 (protected_1.so): New target.
4383 (protected_1_pic.o, protected_2_pic.o): New targets.
4384 (protected_3_pic.o): New target.
4385 (check_PROGRAMS): Add protected_2.
4386 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4387 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4388 * testsuite/Makefile.in: Rebuild.
4390 * options.h (DEFINE_var): Add set_user_set_##varname__.
4391 (DEFINE_bool_alias): New macro.
4392 (class General_options): Define -Bstatic using DEFINE_bool_alias
4393 rather than DEFINE_special. Add --undefined as an alias for -z
4395 * options.cc (General_options::parse_Bstatic): Remove.
4397 * options.h (class General_options): Add --fatal-warnings.
4398 * main.cc (main): Implement --fatal-warnings.
4399 * errors.h (Errors::warning_count): New function.
4401 * options.h (class General_options): Add -Bsymbolic-functions.
4402 * symtab.h (Symbol::is_preemptible): Check for
4403 -Bsymbolic-functions.
4405 2008-05-05 Ian Lance Taylor <iant@google.com>
4407 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4408 as noVARNAME rather than no-VARNAME.
4409 (class General_options): Add option -z combreloc.
4410 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4412 (Output_reloc::sort_before) [SHT_REL]: New function.
4413 (Output_reloc::sort_before) [SHT_RELA]: New function.
4414 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4415 Sort_relocs_comparison.
4416 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4417 parameter. Change all callers.
4418 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4419 sort_relocs parameter. Change all callers.
4420 * output.cc (Output_reloc::get_address): New function, broken out
4422 (Output_reloc::write_rel): Call it.
4423 (Output_reloc::compare): New function.
4424 (Output_data_reloc_base::do_write): Optionally sort relocs.
4426 * configure.ac: If targ_extra_obj is set, link it in.
4427 * configure.tgt: Initialize all variables.
4428 (x86_64*): Set targ_extra_obj and targ_extra_size.
4429 * configure: Rebuild.
4431 * object.cc (Sized_relobj::include_section_group): Adjust section
4432 indexes read from group data. Build vector to pass to
4434 * layout.cc (Layout::layout_group): Add flags and shndxes
4435 parameters. Remove contents parameter. Change caller. Update
4436 explicit instantiations.
4437 * layout.h (class Layout): Update layout_group declaration.
4438 * output.cc (Output_data_group::Output_data_group): Add flags and
4439 input_shndxes parameters. Remove contents parameter. Change
4441 (Output_data_group::do_write): Change input_sections_ to
4443 * output.h (class Output_data_group): Update constructor
4444 declaration. Rename input_sections_ to input_shndxes_.
4445 * testsuite/many_sections_test.cc: Add template.
4447 2008-04-30 Cary Coutant <ccoutant@google.com>
4449 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4451 * layout.cc (Layout::include_section): Refactored check for debug
4453 (Layout::add_comdat): Add new parameters. Change type
4454 of signature parameter. Add object and shndx to signatures table.
4455 (Layout::find_kept_object): New function.
4456 * layout.h: Include <cstring>.
4457 (Layout::is_debug_info_section): New function.
4458 (Layout::add_comdat): Add new parameters.
4459 (Layout::find_kept_object): New function.
4460 (Layout::Kept_section): New struct.
4461 (Layout::Signatures): Change type of map range.
4462 * object.cc (Relobj::output_section_address): New function.
4463 (Sized_relobj::include_section_group): Add new parameters. Change
4464 calls to Layout::add_comdat. Change to build table of kept comdat
4465 groups and table mapping discarded sections to kept sections.
4466 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4467 (Sized_relobj::do_layout): Change calls to include_section_group and
4468 include_linkonce_section.
4469 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4470 value to zero when section is discarded.
4471 (Sized_relobj::map_to_kept_section): New function.
4472 * object.h (Relobj::output_section_address): New function.
4473 (Relobj::Comdat_group): New type.
4474 (Relobj::find_comdat_group): New function.
4475 (Relobj::Comdat_group_table): New type.
4476 (Relobj::Kept_comdat_section): New type.
4477 (Relobj::Kept_comdat_section_table): New type.
4478 (Relobj::add_comdat_group): New function.
4479 (Relobj::set_kept_comdat_section): New function.
4480 (Relobj::get_kept_comdat_section): New function.
4481 (Relobj::comdat_groups_): New field.
4482 (Relobj::kept_comdat_sections_): New field.
4483 (Symbol_value::input_value): Update comment.
4484 (Sized_relobj::map_to_kept_section) New function.
4485 (Sized_relobj::include_linkonce_section): Add new parameter.
4486 * target-reloc.h (Comdat_behavior): New type.
4487 (get_comdat_behavior): New function.
4488 (relocate_section): Add code to map a discarded section to the
4489 corresponding kept section when applying a relocation.
4491 2008-04-30 Craig Silverstein <csilvers@google.com>
4493 * dwarf_reader.cc (next_generation_count): New static var.
4494 (Addr2line_cache_entry): New struct.
4495 (addr2line_cache): New static var.
4496 (Dwarf_line_info::one_addr2line): Added caching.
4497 (Dwarf_line_info::clear_addr2line_cache): New function.
4498 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4499 cache-size parameter.
4500 (Dwarf_line_info::one_addr2line_cache): New function.
4501 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4502 new cache-size argument to one_addr2line(), and clear cache.
4504 2008-04-28 Cary Coutant <ccoutant@google.com>
4506 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4507 R_386_PC8 relocations.
4509 2008-04-23 Ian Lance Taylor <iant@google.com>
4511 * object.cc (Sized_relobj::include_section_group): Check for
4512 invalid section group.
4514 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4517 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4518 than read for file header.
4519 * archive.cc (Archive::include_member): Likewise.
4521 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4523 * aclocal.m4: Regenerate.
4524 * configure: Regenerate.
4526 2008-04-19 Ian Lance Taylor <iant@google.com>
4528 * version.cc (version_string): Bump to 1.6.
4530 * testsuite/Makefile.am (many_sections_r_test): New target.
4531 (many_sections_r_test_SOURCES): Remove.
4532 (many_sections_r_test_DEPENDENCIES): Remove.
4533 (many_sections_r_test_LDFLAGS): Remove.
4534 (many_sections_r_test_LDADD): Remove.
4536 * object.cc (Sized_relobj::do_add_symbols): Always pass
4537 local_symbol_count_ to add_from_relobj.
4539 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4540 every thousand variables.
4541 * testsuite/Makefile.in: Rebuild.
4543 * object.cc (Xindex::initialize_symtab_xindex): New function.
4544 (Xindex::read_symtab_xindex): New function.
4545 (Xindex::sym_xindex_to_shndx): New function.
4546 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4548 (Sized_relobj::do_initialize_xindex): New function.
4549 (Sized_relobj::do_read_symbols): Adjust section links.
4550 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4551 parameter. Change all callers.
4552 (Sized_relobj::include_section_group): Adjust section links and
4553 symbol section indexes.
4554 (Sized_relobj::do_layout): Adjust section links.
4555 (Sized_relobj::do_count_local_symbols): Adjust section links and
4556 symbol section indexes.
4557 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4558 ordinary and special symbols.
4559 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4560 dynsym_xindex parameters. Change all callers. Adjust section
4561 links. Use SHN_XINDEX when needed.
4562 (Sized_relobj::get_symbol_location_info): Adjust section links.
4563 Don't get fooled by special symbols.
4564 * object.h (class Xindex): Define.
4565 (class Object): Add xindex_ parameter. Declare virtual functoin
4566 do_initialize_xindex.
4567 (Object::adjust_sym_shndx): New function.
4568 (Object::set_xindex): New protected function.
4569 (class Symbol_value): Add is_ordinary_shndx_ field.
4570 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4571 (Symbol_value::value): Assert ordinary section.
4572 (Symbol_value::initialize_input_to_output_map): Likewise.
4573 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4575 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4577 (class Sized_relobj): Update declarations.
4578 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4579 parameter. Change all callers.
4580 (Sized_relobj::adjust_shndx): New function.
4581 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4583 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4584 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4585 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4586 (Sized_dynobj::read_dynsym_section): Adjust section links.
4587 (Sized_dynobj::read_dynamic): Likewise.
4588 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4590 (Sized_dynobj::do_initialize_xindex): New function.
4591 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4592 do_initialize_xindex.
4593 (Sized_dynobj::adjust_shndx): New function.
4594 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4595 dynsym_xindex_ fields.
4596 (Layout::finalize): Add a call to set_section_indexes before
4597 creating the symtab sections.
4598 (Layout::set_section_indexes): Don't do anything if the section
4599 already has a section index.
4600 (Layout::create_symtab_sections): Add shnum parameter. Change
4601 caller. Create .symtab_shndx section if needed.
4602 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4604 (Layout::allocated_output_section_count): New function.
4605 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4607 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4608 fields. Update declarations.
4609 (Layout::symtab_xindex): New function.
4610 (Layout::dynsym_xindex): New function.
4611 (class Write_symbols_task): Add layout_ field.
4612 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4614 * output.cc (Output_section_headers::Output_section_headers): Add
4615 shstrtab_section parameter. Change all callers.
4616 (Output_section_headers::do_sized_write): Store overflow values
4617 for section count and section string table section index in
4618 section header zero.
4619 (Output_file_header::do_sized_write): Check for overflow of
4620 section count and section string table section index.
4621 (Output_symtab_xindex::do_write): New function.
4622 (Output_symtab_xindex::endian_do_write): New function.
4623 * output.h (class Output_section_headers): Add shstrtab_section_.
4624 Update declarations.
4625 (class Output_symtab_xindex): Define.
4626 (Output_section::has_out_shndx): New function.
4627 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4629 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4631 (Sized_symbol::init): Likewise.
4632 (Symbol::output_section): Check for ordinary symbol.
4633 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4634 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4636 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4637 Change all callers. Simplify handling of symbols from sections
4638 not included in the link.
4639 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4641 (Weak_alias_sorter::operator()): Assert that symbols are
4643 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4645 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4646 parameters. Change all callers.
4647 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4648 symbol distinction. Use SHN_XINDEX when needed.
4649 (Symbol_table::write_section_symbol): Add symtab_xindex
4650 parameter. Change all callers.
4651 (Symbol_table::sized_write_section_symbol): Likewise. Use
4652 SHN_XINDEX when needed.
4653 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4655 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4656 (Symbol::is_defined): Check is_ordinary.
4657 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4658 (Symbol::is_absolute, Symbol::is_common): Likewise.
4659 (class Sized_symbol): Update declarations.
4660 (class Symbol_table): Update declarations.
4661 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4662 parameters. Change all callers.
4663 (Sized_symbol::override): Likewise.
4664 (Symbol_table::override): Likewise.
4665 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4666 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4667 is_ordinary, and orig_st_shndx parameters. Change all callers.
4668 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4669 to be in an ordinary section.
4670 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4671 object and is_ordinary parameters. Change all callers.
4672 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4673 Change all callers. Don't add undefined or non-ordinary symbols
4675 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4677 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4679 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4680 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4681 (Sized_relobj::relocate_sections): Likewise.
4682 * target-reloc.h (scan_relocs): Adjust section symbol index.
4683 (scan_relocatable_relocs): Likewise.
4684 * i386.cc (Scan::local): Check for ordinary symbols.
4685 * sparc.cc (Scan::local): Likewise.
4686 * x86_64.cc (Scan::local): Likewise.
4687 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4688 to symbol_section_and_value.
4689 * testsuite/many_sections_test.cc: New file.
4690 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4691 (check_PROGRAMS): Add many_sections_test.
4692 (many_sections_test_SOURCES): Define.
4693 (many_sections_test_DEPENDENCIES): Define.
4694 (many_sections_test_LDFLAGS): Define.
4695 (BUILT_SOURCES): Add many_sections_define.h.
4696 (many_sections_define.h): New target.
4697 (BUILT_SOURCES): Add many_sections_check.h.
4698 (many_sections_check.h): New target.
4699 (check_PROGRAMS): Add many_sections_r_test.
4700 (many_sections_r_test_SOURCES): Define.
4701 (many_sections_r_test_DEPENDENCIES): Define.
4702 (many_sections_r_test_LDFLAGS): Define.
4703 (many_sections_r_test_LDADD): Define.
4704 (many_sections_r_test.o): New target.
4705 * testsuite/Makefile.in: Rebuild.
4707 2008-04-17 Cary Coutant <ccoutant@google.com>
4709 * errors.cc (Errors::info): New function.
4710 (gold_info): New function.
4711 * errors.h (Errors::info): New function.
4712 * gold.h (gold_info): New function.
4713 * object.cc (Input_objects::add_object): Print trace output.
4714 * options.cc (options::parse_set): New function.
4715 (General_options::parse_wrap): Deleted.
4716 (General_options::General_options): Deleted initializer.
4717 * options.h (options::String_set): New typedef.
4718 (options::parse_set): New function.
4719 (DEFINE_set): New macro.
4720 (General_options::wrap): Changed to use DEFINE_set. Changed
4721 callers of any_wrap_symbols and is_wrap_symbol.
4722 (General_options::trace, General_options::trace_symbol):
4724 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4725 (General_options::wrap_symbols_): Deleted.
4726 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4728 2008-04-17 David S. Miller <davem@davemloft.net>
4730 * options.cc (General_options::parse_V): New function.
4731 * options.h: Add entries for -V and -Qy.
4733 2008-04-17 Ian Lance Taylor <iant@google.com>
4735 * common.cc (Symbol_table::allocate_commons): Remove options
4736 parameter. Change caller.
4737 (Symbol_table::do_allocate_commons): Remove options parameter.
4738 Change caller. Just call do_allocate_commons_list twice.
4739 (Symbol_table::do_allocate_commons_list): New function, broken out
4740 of do_allocate_commons.
4741 * common.h (class Allocate_commons_task): Remove options_ field.
4743 * symtab.cc (Symbol_table::Symbol_table): Initialize
4745 (Symbol_table::add_from_object): Put TLS common symbols on
4747 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4748 which are IN_OUTPUT_DATA.
4749 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4750 allocate_commons and do_allocate_commons declarations. Declare
4751 do_allocate_commons_list.
4752 * gold.cc (queue_middle_tasks): Update creation of
4753 Allocate_commons_task to not pass options.
4754 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4755 (TLS_TEST_C_FLAGS): New variable.
4756 (tls_test_c_pic.o): New target.
4757 (tls_test_shared.so): Link in tls_test_c_pic.o.
4758 (tls_test_c_pic_ie.o): New target.
4759 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4760 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4761 (tls_test_c.o): New target.
4762 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4763 (tls_pic_test_LDADD): Likewise.
4764 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4765 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4766 (tls_test_c_gnu2.o): New target.
4767 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4769 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4770 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4771 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4772 * testsuite/tls_test.cc: Include "config.h".
4773 (t_last): Call t11_last.
4774 * testsuite/tls_test.h (t11, t11_last): Declare.
4775 * testsuite/tls_test_c.c: New file.
4776 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4777 * configure.ac: Check for OpenMP support.
4778 * configure, config.in, Makefile.in: Rebuild.
4779 * testsuite/Makefile.in: Rebuild.
4781 2008-04-16 Cary Coutant <ccoutant@google.com>
4783 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4784 (Target_i386::tls_base_symbol_defined_): New field.
4785 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4786 (Target_i386::Scan::global): Likewise.
4787 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4788 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4789 (Target_x86_64::tls_base_symbol_defined_): New field.
4790 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4791 (Target_x86_64::Scan::global): Likewise.
4793 2008-04-16 Cary Coutant <ccoutant@google.com>
4795 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4796 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4797 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4798 building shared libraries.
4799 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4800 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4801 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4802 * testsuite/Makefile.in: Rebuild.
4803 * testsuite/weak_undef.h: New file.
4804 * testsuite/weak_undef_file1.cc: Add extra test cases.
4805 * testsuite/weak_undef_file2.cc: Likewise.
4806 * testsuite/weak_undef_test.cc: Likewise.
4808 2008-04-16 David S. Miller <davem@davemloft.net>
4810 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4811 Add issued_non_pic_error_ field. Declare check_non_pic.
4812 (Target_sparc::Scan::check_non_pic): New function.
4813 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4814 (Target_sparc::Scan::global): Likewise.
4816 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4817 * configure: Rebuild.
4819 * options.h (DEFINE_enable): New macro.
4820 (new_dtags): New enable option.
4821 (initfirst, interpose, loadfltr, nodefaultlib,
4822 nodelete, nodlopen, nodump): New -z options.
4823 * layout.cc (Layout:finish_dynamic_section): If new
4824 dtags enabled, emit DT_RUNPATH. Also, emit a
4825 DT_FLAGS_1 containing any specified -z flags.
4827 2008-04-16 Ian Lance Taylor <iant@google.com>
4829 * copy-relocs.cc: New file.
4830 * copy-relocs.h: New file.
4831 * reloc.cc: Remove Copy_relocs code.
4832 * reloc.h: Likewise.
4833 * reloc-types.h (struct Reloc_types) [both versions]: Add
4834 get_reloc_addend_noerror.
4835 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4836 variants of add_global which take an addend which must be zero.
4837 * i386.cc: Include "copy-relocs.h".
4838 (class Target_i386): Change type of copy_relocs_ to variable,
4840 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4842 (Target_i386::do_finalize_sections): Change handling of
4844 * sparc.cc: Include "copy-relocs.h".
4845 (class Target_sparc): Change type of copy_relocs_ to variable,
4847 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4849 (Target_sparc::do_finalize_sections): Change handling of
4851 * x86_64.cc: Include "copy-relocs.h".
4852 (class Target_x86_64): Change type of copy_relocs_ to variable,
4854 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4855 class. Change all callers.
4856 (Target_x86_64::do_finalize_sections): Change handling of
4858 * Makefile.am (CCFILES): Add copy-relocs.cc.
4859 (HFILES): Add copy-relocs.h.
4861 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4863 * testsuite/script_test_4.sh: Permit leading zeroes.
4865 2008-04-15 Ian Lance Taylor <iant@google.com>
4867 * script-sections.cc (Script_sections::create_segments): Use
4868 header_size_adjustment even when there is enough room for the
4870 * testsuite/script_test_4.sh: New file.
4871 * testsuite/script_test_4.t: New file.
4872 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4873 (check_DATA): Add script_test_4.stdout.
4874 (MOSTLYCLEANFILES): Likewise.
4875 (script_test_4): New target.
4876 (script_test_4.stdout): New target.
4877 * testsuite/Makefile.in: Rebuild.
4879 * sparc.cc: Add definitions for Output_data_plt_sparc class
4882 2008-04-14 David S. Miller <davem@davemloft.net>
4884 * sparc.cc: New file.
4885 * Makefile.am (TARGETSOURCES): Add sparc.cc
4886 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4887 * configure.tgt: Document targ_extra_size and
4888 targ_extra_big_endian. Add entries for sparc-* and
4890 * configure.ac: Handle targ_extra_size and
4891 targ_extra_big_endian.
4892 * Makefile.in: Rebuild.
4893 * configure: Likewise.
4894 * po/POTFILES.in: Likewise.
4895 * po/gold.pot: Likewise.
4897 2008-04-14 Ian Lance Taylor <iant@google.com>
4899 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4900 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4901 in the name/type/flags to section mapping. Don't call
4902 allocate_output_section.
4903 (Layout::choose_output_section): Change parameter from adjust_name
4904 to is_input_section. Don't permit input sections after sections
4905 are attached to segments. Don't call allocate_output_section.
4906 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4907 not write_enable_output_section.
4908 (Layout::make_output_section): Don't push to
4909 unattached_section_list_ nor call attach_to_segment. Call
4910 attach_section_to_segment if sections are attached.
4911 (Layout::attach_sections_to_segments): New function.
4912 (Layout::attach_section_to_segment): New function.
4913 (Layout::attach_allocated_section_to_segment): Rename from
4914 attach_to_segment. Remove flags parameter.
4915 (Layout::allocate_output_section): Remove function.
4916 (Layout::write_enable_output_section): Remove function.
4917 * layout.h (class Layout): Update for above changes. Add new
4918 field sections_are_attached_.
4919 * output.h (Output_section::update_flags_for_input_section): New
4921 * output.cc (Output_section::add_input_section): Call
4922 update_flags_for_input_section.
4923 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4925 2008-04-11 Cary Coutant <ccoutant@google.com>
4927 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4928 thought unnecessary.
4929 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4931 2008-04-11 Ian Lance Taylor <iant@google.com>
4933 * output.h (class Output_section_data): Remove inline definition
4935 * output.cc (Output_section_data::set_addralign): New function.
4937 2008-04-11 Cary Coutant <ccoutant@google.com>
4939 Add support for TLS descriptors for i386 and x86_64.
4940 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4941 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4942 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4944 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4945 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4946 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4948 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4949 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4950 Fix problem with initial-exec relocations.
4951 (Target_i386::Relocate::relocate_tls): Likewise.
4952 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4954 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4955 support for section-plus-offset dynamic table entries.
4956 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4957 (Output_data_dynamic::Dynamic_entry): Add support for
4958 section-plus-offset dynamic table entries.
4959 (Output_data_dynamic::Classification): Likewise.
4960 (Output_data_dynamic::classification_): Renamed offset_.
4961 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4962 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4963 (Target_x86_64::make_plt_section): New function.
4964 (Target_x86_64::reserve_tlsdesc_entries): New function.
4965 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4966 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4967 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4968 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4969 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4970 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4971 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4972 add extra PLT entry for TLS descriptors.
4973 (Output_data_plt_x86_64::got_): New field.
4974 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4975 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4977 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4979 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4980 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4981 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4982 R_386_TLS_DESC_CALL relocations.
4983 (Target_x86_64::Scan::global): Likewise.
4984 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4985 for TLS descriptors.
4986 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4987 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4988 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4989 GD-to-IE relaxation.
4990 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4991 and TLS_DESCRIPTORS.
4992 * Makefile.in: Rebuild.
4993 * configure: Rebuild.
4994 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4995 (tls_test_shared2.so): New target.
4996 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4997 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4998 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4999 (tls_shared_gd_to_ie_test_LDADD): New variable.
5000 (tls_shared_gnu2_gd_to_ie_test): New target.
5001 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5003 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5004 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5005 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5006 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5007 (tls_shared_gnu2_test): New target.
5008 (tls_test_gnu2_shared.so): New target.
5009 (tls_shared_gnu2_test_SOURCES): New variable.
5010 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5011 (tls_shared_gnu2_test_LDFLAGS): New variable.
5012 (tls_shared_gnu2_test_LDADD): New variable.
5013 * testsuite/Makefile.in: Rebuild.
5014 * testsuite/Makefile.
5016 2008-04-11 Ian Lance Taylor <iant@google.com>
5018 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5020 * testsuite/Makefile.in: Rebuild.
5022 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5024 * testsuite/script_test_2.cc (main): Adjust test.
5026 2008-04-11 David S. Miller <davem@davemloft.net>
5027 Ian Lance Taylor <iant@google.com>
5029 * options.h (General_options): Add entries for '-Y' and
5031 * options.cc (General_options:finalize): If -Y was used, add those
5032 entries to the library path instead of the default "/lib" and
5035 2008-04-11 David S. Miller <davem@davemloft.net>
5037 * testsuite/justsyms.t: Start at 0x100.
5038 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5039 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5041 * testsuite/script_test_2.cc: Adjust string and section length
5044 2008-04-09 Ian Lance Taylor <iant@google.com>
5047 * script-sections.cc (Sections_element::allocate_to_segment): Add
5049 (Output_section_definition::allocate_to_segment): Likewise.
5050 (Orphan_output_section::allocate_to_segment): Likewise.
5051 (Script_sections::attach_sections_using_phdrs_clause): Don't
5052 propagate non-PT_LOAD segments to orphan sections.
5053 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5054 readelf rather than objdump.
5055 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5056 .interp section and PT_INTERP segment are the same size.
5057 * testsuite/Makefile.in: Rebuild.
5059 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5060 aliases for symbols defined in the same object.
5061 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5062 (weak_alias_test_SOURCES): New variable.
5063 (weak_alias_test_DEPENDENCIES): New variable.
5064 (weak_alias_test_LDFLAGS): New variable.
5065 (weak_alias_test_LDADD): New variable.
5066 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5067 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5068 (weak_alias_test_3.o): New target.
5069 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5070 * testsuite/weak_alias_test_main.cc: New file.
5071 * testsuite/weak_alias_test_1.cc: New file.
5072 * testsuite/weak_alias_test_2.cc: New file.
5073 * testsuite/weak_alias_test_3.cc: New file.
5075 2008-04-08 Ian Lance Taylor <iant@google.com>
5077 * options.h (class General_options): Add --noinhibit-exec option.
5078 * main.cc (main): Check --noinhibit-exec.
5080 * options.h (class General_options): Define --wrap as a special
5081 option. Add wrap_symbols_ field.
5082 (General_options::any_wrap_symbols): New function.
5083 (General_options::is_wrap_symbol): New function.
5084 * options.cc (General_options::parse_wrap): New function.
5085 (General_options::General_options): Initialize wrap_symbols_.
5086 * symtab.cc (Symbol_table::wrap_symbol): New function.
5087 (Symbol_table::add_from_object): Handle --wrap.
5088 * symtab.h (class Symbol_table): Declare wrap_symbol.
5089 * target.h (Target::wrap_char): New function.
5090 (Target::Target_info): Add wrap_char field.
5091 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5092 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5093 * testsuite/testfile.cc (Target_test::test_target_info):
5096 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5099 * layout.h (class Layout): Add added_eh_frame_data_ field.
5100 * layout.cc (Layout::Layout): Initialize new field.
5101 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5102 output section until we find a section we merged successfully.
5103 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5104 that the size be non-zero.
5106 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5109 2008-04-08 Craig Silverstein <csilvers@google.com>
5111 * configure.ac: Export new conditional variable HAVE_ZLIB.
5112 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5114 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5115 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5117 2008-04-07 Ian Lance Taylor <iant@google.com>
5119 * version.cc (version_string): Set to "1.5".
5121 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5122 Add issued_non_pic_error_ field. Declare check_non_pic.
5123 (Target_x86_64::Scan::check_non_pic): New function.
5124 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5125 (Target_x86_64::Scan::global): Likewise.
5127 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5128 addend parameter. Change caller. Handle merge sections.
5129 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5130 Address to Addend. Don't add in the result of
5131 local_section_offset, pass down the addend and use the returned
5133 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5134 Update declarations of local_section_offset and symbol_value.
5135 * testsuite/two_file_test_1.cc (t18): New function.
5136 * testsuite/two_file_test_2.cc (f18): New function.
5137 * testsuite/two_file_test_main.cc (main): Call t18.
5138 * testsuite/two_file_test.h (t18, f18): Declare.
5140 * configure.ac: Don't test for objdump, c++filt, or readelf.
5141 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5143 (TEST_READELF): New variable.
5144 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5145 (check_PROGRAMS): Add two_file_strip_test.
5146 (two_file_strip_test): New target.
5147 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5148 (two_file_same_shared_strip_test_SOURCES): New variable.
5149 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5150 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5151 (two_file_same_shared_strip_test_LDADD): New variable.
5152 (two_file_shared_strip.so): New target.
5153 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5154 (ver_test_5.syms, ver_test_7.syms): Likewise.
5155 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5156 (strip_test_3.stdout): Use TEST_OBJDUMP.
5157 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5159 2008-04-04 Cary Coutant <ccoutant@google.com>
5161 * symtab.h (Symbol::is_weak_undefined): New function.
5162 (Symbol::is_strong_undefined): New function.
5163 (Symbol::is_absolute): New function.
5164 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5165 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5167 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5168 (weak_undef_test): New target.
5169 * testsuite/Makefile.in: Rebuild.
5170 * testsuite/weak_undef_file1.cc: New file.
5171 * testsuite/weak_undef_file2.cc: New file.
5172 * testsuite/weak_undef_test.cc: New file.
5174 2008-04-03 Craig Silverstein <csilvers@google.com>
5176 * compressed_output.h (class Output_compressed_section): Use
5178 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5180 (zlib_compressed_suffix): Removed.
5181 (Output_compressed_section::set_final_data_size): Use unsigned
5183 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5184 Fix linker invocation.
5185 (flagstest_o_specialfile_and_compress_debug_sections):
5187 * testsuite/Makefile.in: Regenerated.
5189 2008-04-02 David S. Miller <davem@davemloft.net>
5191 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5192 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5194 2008-04-02 Craig Silverstein <csilvers@google.com>
5198 2008-04-02 Ian Lance Taylor <iant@google.com>
5200 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5201 parameters. Update for new key type to views_. Change all
5203 (File_read::read): Adjust for byteshift in returned view.
5204 (File_read::add_view): New function, broken out of
5206 (File_read::make_view): New function, broken out of
5208 (File_read::find_or_make_view): Add offset and aligned
5209 parameters. Rewrite accordingly. Change all callers.
5210 (File_read::get_view): Add offset and aligned parameters. Adjust
5211 for byteshift in return value.
5212 (File_read::get_lasting_view): Likewise.
5213 * fileread.h (class File_read): Update declarations.
5214 (class File_read::View): Add byteshift_ field. Add byteshift to
5215 constructor. Add byteshift method.
5216 * archive.h (Archive::clear_uncached_views): New function.
5217 (Archive::get_view): Add aligned parameter. Change all callers.
5218 * object.h (Object::get_view): Add aligned parameter. Change all
5220 (Object::get_lasting_view): Likewise.
5222 * fileread.cc (File_read::release): Don't call clear_views if
5223 there are multiple objects.
5224 * fileread.h (File_read::clear_uncached_views): New function.
5225 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5228 2008-03-31 Cary Coutant <ccoutant@google.com>
5230 Add thin archive support.
5231 * archive.cc (Archive::armagt): New const.
5232 (Archive::setup): Remove task parameter and calls to unlock.
5233 (Archive::unlock_nested_archives): New function.
5234 (Archive::read_header): Add nested_off parameter. Change
5236 (Archive::interpret_header): Likewise.
5237 (Archive::include_all_members): Change to handle thin
5239 (Archive::include_member): Likewise.
5240 * archive.h (Archive::Archive): Add new parameters and
5242 (Archive::armagt): New const.
5243 (Archive::setup): Remove task parameter.
5244 (Archive::unlock_nested_archives): New function.
5245 (Archive::read_header): Add nested_off parameter.
5246 (Archive::interpret_header): Likewise.
5247 (Archive::Nested_archive_table): New typedef.
5248 (Archive::is_thin_archive_): New field.
5249 (Archive::nested_archives_): New field.
5250 (Archive::options_): New field.
5251 (Archive::dirpath_): New field.
5252 (Archive::task_): New field.
5253 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5254 for thin archives. Pass additional parameters to
5255 Archive::Archive. Unlock the archive file after calling
5258 2008-03-29 Ian Lance Taylor <iant@google.com>
5260 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5261 version symbol to be local.
5262 * testsuite/ver_test_4.sh: New file.
5263 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5264 (check_DATA): Add ver_test_4.syms.
5265 (ver_test_4.syms): New target.
5266 * testsuite/Makefile.in: Rebuild.
5269 (Output_section::Input_section_sort_entry::has_priority): New
5271 (Output_section::Input_section_sort_entry::match_file_name): New
5273 (Output_section::Input_section_sort_entry::match_section_name):
5275 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5277 (Output_section::Input_section_sort_entry::match_section_file):
5279 (Output_section::Input_section_sort_compare::operator()): Rewrite
5280 using new Input_section_sort_entry functions. Sort crtbegin and
5281 crtend first. Sort sections with no priority before sections with
5283 * testsuite/initpri1.c (d3): Check j != 4.
5284 (cd5): New constructor/destructor function.
5285 (main): Check j != 2.
5287 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5288 new symbol when resolving, don't call set_is_default.
5289 * testsuite/ver_test_7.cc: New file.
5290 * testsuite/ver_test_7.sh: New file.
5291 * testsuite/Makefile.am (ver_test_7.so): New target.
5292 (ver_test_7.o): New target.
5293 (check_SCRIPTS): Add ver_test_7.sh.
5294 (check_DATA): Add ver_test_7.syms.
5295 (ver_test_7.syms): New target.
5297 2008-03-28 Ian Lance Taylor <iant@google.com>
5299 * layout.cc (Layout::layout): If we see an input section with a
5300 name that needs sorting, set the must_sort flag for the output
5302 (Layout::make_output_section): If the name of the output section
5303 indicates that it might require sorting, set the may_sort flag.
5304 * output.h (Output_section::may_sort_attached_input_sections): New
5306 (Output_section::set_may_sort_attached_input_sections): New
5308 (Output_section::must_sort_attached_input_sections): New
5310 (Output_section::set_must_sort_attached_input_sections): New
5312 (class Output_section): Declare Input_section_sort_entry. Define
5313 Input_section_sort_compare. Declare
5314 sort_attached_input_sections. Add new fields:
5315 may_sort_attached_input_sections_,
5316 must_sort_attached_input_sections_,
5317 attached_input_sections_are_sorted_.
5318 * output.cc (Output_section::Output_section): Initialize new
5320 (Output_section::add_input_section): Add an entry to
5321 input_sections_ if may_sort or must_sort are true.
5322 (Output_section::set_final_data_size): Call
5323 sort_attached_input_sections if necessary.
5324 (Output_section::Input_section_sort_entry): Define new class.
5325 (Output_section::Input_section_sort_compare::operator()): New
5327 (Output_section::sort_attached_input_sections): New function.
5328 * configure.ac: Check whether the compiler supports constructor
5329 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5330 * testsuite/initpri1.c: New file.
5331 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5332 CONSTRUCTOR_PRIORITY.
5333 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5334 (initpri1_LDFLAGS): New variable.
5335 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5337 2008-03-27 Ian Lance Taylor <iant@google.com>
5339 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5340 * testsuite/common_test_1.c: New file.
5341 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5342 (common_test_1_SOURCES): New variable.
5343 (common_test_1_DEPENDENCIES): New variable.
5344 (common_test_1_LDFLAGS): New variable.
5346 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5347 and commons_ correctly when NAME/VERSION does not override
5349 * testsuite/ver_test_6.c: New file.
5350 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5351 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5352 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5354 2008-03-26 Ian Lance Taylor <iant@google.com>
5356 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5357 of an undefined symbol from a version script.
5358 * testsuite/Makefile.am (ver_test_5.so): New target.
5359 (ver_test_5.o): New target.
5360 (check_SCRIPTS): Add ver_test_5.sh.
5361 (check_DATA): Add ver_test_5.syms.
5362 (ver_test_5.syms): New target.
5363 * testsuite/ver_test_5.cc: New file.
5364 * testsuite/ver_test_5.script: New file.
5365 * testsuite/ver_test_5.sh: New file.
5366 * Makefile.in, testsuite/Makefile.in: Rebuild.
5369 Fix problems building gold with gcc 4.3.0.
5370 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5371 (gold_error_at_location, gold_warning_at_location): Use it.
5372 * configure.ac: Check whether we can compile and use a template
5373 function with a printf attribute.
5374 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5375 when jumping over bytes.
5376 * object.cc: Instantiate Object::read_section_data.
5377 * debug.h: Include <cstring>
5378 * dwarf_reader.cc: Include <algorithm>
5379 * main.cc: Include <cstring>.
5380 * options.cc: Include <cstring>.
5381 * output.cc: Include <cstring>.
5382 * script.cc: Include <cstring>.
5383 * script.h: Include <string>.
5384 * symtab.cc: Include <cstring> and <algorithm>.
5385 * target-select.cc: Include <cstring>.
5386 * version.cc: Include <string>.
5387 * testsuite/testmain.cc: Include <cstdlib>.
5388 * configure, config.in: Rebuild.
5390 2008-03-25 Ian Lance Taylor <iant@google.com>
5392 * options.cc: Include "../bfd/bfdver.h".
5393 (options::help): Print bug reporting address.
5395 * version.cc (print_version): Adjust output for current value of
5400 * options.cc (options::help): Print list of supported targets.
5401 * target-select.h: Include <vector>.
5402 (class Target_selector): Make machine_, size_, and is_big_endian_
5403 fields const. Add bfd_name_ and instantiated_target_ fields.
5404 (Target_selector::Target_selector): Add bfd_name parameter.
5405 (Target_selector::recognize): Make non-virtual, call
5407 (Target_selector::recognize_by_name): Make non-virtual, call
5408 do_recognize_by_name.
5409 (Target_selector::supported_names): New function.
5410 (Target_selector::bfd_name): New function.
5411 (Target_selector::do_instantiate_target): New pure virtual
5413 (Target_selector::do_recognize): New virtual function.
5414 (Target_selector::do_recognize_by_name): New virtual function.
5415 (Target_selector::instantiate_target): New private function.
5416 (supported_target_names): Declare.
5417 * target-select.cc (Target_selector::Target_selector): Update for
5418 new parameter and fields.
5419 (select_target_by_name): Check that the name matches before
5420 calling recognize_by_name.
5421 (supported_target_names): New function.
5422 * i386.cc (class Target_selector_i386): Update Target_selector
5423 constructor call. Remove recognize and recognize_by_name. Add
5424 do_instantiate_target.
5425 * x86_64.cc (class Target_selector_x86_64): Likewise.
5426 * testsuite/testfile.cc (class Target_selector_test): Update for
5427 changes to Target_selector.
5429 * README: Rewrite, with some notes on unsupported features.
5431 2008-03-24 Cary Coutant <ccoutant@google.com>
5433 * i386.cc (Target_i386::Got_type): New enum declaration.
5434 (Target_i386::Scan::local): Updated callers of Output_data_got
5436 (Target_i386::Scan::global): Likewise.
5437 (Target_i386::Relocate::relocate): Likewise.
5438 (Target_i386::Relocate::relocate_tls): Likewise.
5439 * object.h (Got_offset_list): New class.
5440 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5441 (Sized_relobj::local_got_offset): Likewise.
5442 (Sized_relobj::set_local_got_offset): Likewise.
5443 (Sized_relobj::local_has_tls_got_offset): Removed.
5444 (Sized_relobj::local_tls_got_offset): Removed.
5445 (Sized_relobj::set_local_tls_got_offset): Removed.
5446 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5447 * output.cc (Output_data_got::add_global): Added got_type parameter.
5448 (Output_data_got::add_global_with_rel): Likewise.
5449 (Output_data_got::add_global_with_rela): Likewise.
5450 (Output_data_got::add_global_pair_with_rel): New function.
5451 (Output_data_got::add_global_pair_with_rela): New function.
5452 (Output_data_got::add_local): Added got_type parameter.
5453 (Output_data_got::add_local_with_rel): Likewise.
5454 (Output_data_got::add_local_with_rela): Likewise.
5455 (Output_data_got::add_local_pair_with_rel): New function.
5456 (Output_data_got::add_local_pair_with_rela): New function.
5457 (Output_data_got::add_global_tls): Removed.
5458 (Output_data_got::add_global_tls_with_rel): Removed.
5459 (Output_data_got::add_global_tls_with_rela): Removed.
5460 (Output_data_got::add_local_tls): Removed.
5461 (Output_data_got::add_local_tls_with_rel): Removed.
5462 (Output_data_got::add_local_tls_with_rela): Removed.
5463 * output.h (Output_data_got::add_global): Added got_type parameter.
5464 (Output_data_got::add_global_with_rel): Likewise.
5465 (Output_data_got::add_global_with_rela): Likewise.
5466 (Output_data_got::add_global_pair_with_rel): New function.
5467 (Output_data_got::add_global_pair_with_rela): New function.
5468 (Output_data_got::add_local): Added got_type parameter.
5469 (Output_data_got::add_local_with_rel): Likewise.
5470 (Output_data_got::add_local_with_rela): Likewise.
5471 (Output_data_got::add_local_pair_with_rel): New function.
5472 (Output_data_got::add_local_pair_with_rela): New function.
5473 (Output_data_got::add_global_tls): Removed.
5474 (Output_data_got::add_global_tls_with_rel): Removed.
5475 (Output_data_got::add_global_tls_with_rela): Removed.
5476 (Output_data_got::add_local_tls): Removed.
5477 (Output_data_got::add_local_tls_with_rel): Removed.
5478 (Output_data_got::add_local_tls_with_rela): Removed.
5479 * resolve.cc (Symbol::override_base_with_special): Removed
5480 reference to has_got_offset_ field.
5481 * symtab.cc (Symbol::init_fields): Replaced initialization
5482 of got_offset_ with got_offsets_. Removed initialization
5484 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5485 (Symbol::got_offset): Likewise.
5486 (Symbol::set_got_offset): Likewise.
5487 (Symbol::has_tls_got_offset): Removed.
5488 (Symbol::tls_got_offset): Removed.
5489 (Symbol::set_tls_got_offset): Removed.
5490 (Symbol::got_offset_): Removed.
5491 (Symbol::tls_mod_got_offset_): Removed.
5492 (Symbol::tls_pair_got_offset_): Removed.
5493 (Symbol::got_offsets_): New field.
5494 (Symbol::has_got_offset): Removed.
5495 (Symbol::has_tls_mod_got_offset): Removed.
5496 (Symbol::has_tls_pair_got_offset): Removed.
5497 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5498 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5500 (Target_x86_64::Scan::global): Likewise.
5501 (Target_x86_64::Relocate::relocate): Likewise.
5502 (Target_x86_64::Relocate::relocate_tls): Likewise.
5504 2008-03-25 Ben Elliston <bje@au.ibm.com>
5506 * yyscript.y: Fix spelling error in comment.
5508 2008-03-24 Ian Lance Taylor <iant@google.com>
5510 * options.h (class General_options): Define build_id option.
5511 * layout.h (class Layout): Declare write_build_id, create_note,
5512 create_build_id. Add build_id_note_ member.
5513 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5514 "libiberty.h", "md5.h", "sha1.h".
5515 (Layout::Layout): Initialize eh_frame_data_,
5516 eh_frame_hdr_section_, and build_id_note_.
5517 (Layout::finalize): Call create_build_id.
5518 (Layout::create_note): New function, broken out of
5519 Layout::create_gold_note.
5520 (Layout::create_gold_note): Call create_note.
5521 (Layout::create_build_id): New function.
5522 (Layout::write_build_id): New function.
5523 (Close_task_runner::run): Call write_build_id.
5525 * x86_64.cc: Correct license to GPLv3.
5527 2008-03-23 Ian Lance Taylor <iant@google.com>
5529 * options.cc: Include "demangle.h".
5530 (parse_optional_string): New function.
5531 (parse_long_option): Handle takes_optional_argument.
5532 (parse_short_option): Update dash_z initializer. Handle
5533 takes_optional_argument.
5534 (General_options::General_options): Initialize do_demangle_.
5535 (General_options::finalize): Set do_demangle_. Handle demangling
5537 * options.h (parse_optional_string): Declare.
5538 (struct One_option): Add optional_arg field. Update constructor.
5539 Update call constructor calls. Add takes_optional_argument
5541 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5542 (DEFINE_optional_string): Define.
5543 (General_options::demangle): Change from DEFINE_bool to
5544 DEFINE_optional_string.
5545 (General_options::no_demangle): New function.
5546 (General_options::do_demangle): New function.
5547 (General_options::set_do_demangle): New function.
5548 (General_options::execstack_status_): Move definition to end of
5550 (General_options::static_): Likewise.
5551 (General_options::do_demangle_): New field.
5552 * object.cc (big_endian>::get_symbol_location_info): Call
5553 Options::do_demangle, not Options::demangle.
5554 * symtab.cc (demangle): Likewise.
5556 2008-03-22 Ian Lance Taylor <iant@google.com>
5558 * gold.h: Include <cstddef> and <sys/types.h>
5559 * options.h: Include <cstring>.
5561 2008-03-21 Ian Lance Taylor <iant@google.com>
5563 * Added source code to GNU binutils.