1 2009-12-28 Chris Demetriou <cgd@google.com>
3 * attributes.cc (Output_attributes_section_data::do_write): Use
4 std::vector::front rather than std::vector::data.
6 2009-12-28 Ian Lance Taylor <iant@google.com>
8 * symtab.h (class Symbol_table): Add enum Defined.
9 * resolve.cc (Symbol_table::should_override): Add defined
10 parameter. Change all callers. Test whether object is NULL
11 before calling a method on it.
12 (Symbol_table::report_resolve_problem): Add defined parameter.
14 (Symbol_table::should_override_with_special): Likewise.
15 * symtab.cc (Symbol_table::define_in_output_data): Add defined
16 parameter. Change all callers.
17 (Symbol_table::do_define_in_output_data): Likewise.
18 (Symbol_table::define_in_output_segment): Likewise.
19 (Symbol_table::do_define_in_output_segment): Likewise.
20 (Symbol_table::define_as_constant): Likewise.
21 (Symbol_table::do_define_as_constant): Likewise.
22 * script.h (class Symbol_assignment): Add is_defsym parameter to
23 constructor; change all callers.
24 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
25 parameter. Change all callers. Add is_defsym_ field.
26 (class Parser_closure): Add parsing_defsym parameter to
27 constructor; change all callers. Add parsing_defsym accessor
28 function. Add parsing_defsym_ field.
30 2009-12-28 Ian Lance Taylor <iant@google.com>
32 * gold.cc (queue_middle_tasks): Fix formatting.
33 * object.cc (Relobj::is_section_name_included): Likewise.
35 2009-12-23 Ian Lance Taylor <iant@google.com>
37 * i386.cc (Target_i386::do_calls_non_split): Recognize
38 -fsplit-stack prologue for a function with a static chain.
39 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
40 -fsplit-stack prologue when using %r11.
42 2009-12-21 Sriraman Tallam <tmsriram@google.com>
44 * options.cc (General_options::parse_version): Make -v continue and do
45 the link like GNU ld does.
47 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
49 * Makefile.am (CCFILES): Add timer.cc.
50 (HFILES): Add timer.h.
51 * configure.ac: Check for sysconf and times.
52 * main.cc: include timer.h.
53 (main): Use Timer instead of get_run_time.
56 * workqueue.cc: include timer.h.
57 (Workqueue::find_and_run_task):
58 Report user, sys and wall time.
59 * Makefile.in: Regenerate.
60 * config.in: Regenerate.
61 * configure: Regenerate.
63 2009-12-16 Doug Kwan <dougkwan@google.com>
65 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
67 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
68 relaxed input sections.
69 * output.cc (Output_section::find_relaxed_input_section): Change
70 return type to Output_relaxed_input_section pointer. Adjust code
71 for new type of relaxed_input_section_map_.
72 * output.h (Output_section::find_relaxed_input_section): Change
73 return type to Output_relaxed_input_section pointer.
74 (Output_section::Output_relaxed_input_section_by_input_section_map):
76 (Output_section::relaxed_input_section_map_): Change type to
77 Output_section::Output_relaxed_input_section_by_input_section_map.
78 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
81 2009-12-15 Ian Lance Taylor <iant@google.com>
83 * layout.cc (Layout::create_shstrtab): Only write out after input
84 sections if we are compressing debug sections.
86 2009-12-15 Ian Lance Taylor <iant@google.com>
88 * archive.cc (Archive::add_symbols): Only look up a symbol without
89 a version if there is, in fact, a version.
91 2009-12-14 Ian Lance Taylor <iant@google.com>
93 Revert -Wshadow changes, all changes from:
94 2009-12-11 Doug Kwan <dougkwan@google.com>
95 2009-12-11 Nick Clifton <nickc@redhat.com>
96 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
98 2009-12-11 Doug Kwan <dougkwan@google.com>
100 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
102 * attributes.cc (Object_attribute::size): Ditto.
103 (Attributes_section_data::size): Ditto.
104 (Attributes_section_data::Attributes_section_data): Ditto.
105 (Output_attributes_section_data::do_write): Ditto.
106 * attributes.h (Object_attribute::set_type): Ditto.
107 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
109 2009-12-11 Nick Clifton <nickc@redhat.com>
111 * archive.cc: Fix shadowed variable warnings.
113 * compressed_output.cc: Likewise.
114 * compressed_output.h: Likewise.
115 * configure: Likewise.
116 * dwarf_reader.cc: Likewise.
117 * dynobj.cc: Likewise.
118 * dynobj.h: Likewise.
119 * ehframe.cc: Likewise.
120 * ehframe.h: Likewise.
121 * errors.cc: Likewise.
122 * expression.cc: Likewise.
123 * fileread.cc: Likewise.
124 * fileread.h: Likewise.
125 * freebsd.h: Likewise.
128 * incremental.h: Likewise.
129 * layout.cc: Likewise.
130 * layout.h: Likewise.
131 * mapfile.cc: Likewise.
132 * merge.cc: Likewise.
134 * object.cc: Likewise.
135 * object.h: Likewise.
136 * options.h: Likewise.
137 * output.cc: Likewise.
138 * output.h: Likewise.
139 * parameters.cc: Likewise.
140 * plugin.cc: Likewise.
141 * powerpc.cc: Likewise.
142 * reduced_debug_output.cc: Likewise.
143 * reduced_debug_output.h: Likewise.
144 * reloc.cc: Likewise.
146 * resolve.cc: Likewise.
147 * script-sections.cc: Likewise.
148 * script.cc: Likewise.
149 * script.h: Likewise.
150 * sparc.cc: Likewise.
151 * symtab.cc: Likewise.
152 * symtab.h: Likewise.
153 * target-select.cc: Likewise.
154 * target-select.h: Likewise.
156 * workqueue.cc: Likewise.
157 * workqueue.h: Likewise.
158 * x86_64.cc: Likewise.
160 2009-12-10 Doug Kwan <dougkwan@google.com>
162 * arm.cc (attributes.h): New include.
163 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
164 (Arm_relobj::~Arm_relobj): Delete object pointed by
165 attributes_section_data_.
166 (Arm_relobj::attributes_section_data): New method definition.
167 (Arm_relobj::attributes_section_data_): New data member declaration.
168 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
169 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
170 attributes_section_data_.
171 (Arm_dynobj::attributes_section_data): New method definition.
172 (Arm_dynobj::attributes_section_data_): New data member declaration.
173 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
174 initialization value of may_use_blx_ to false.
175 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
176 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
177 object attributes to compute results instead of hard-coding.
178 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
179 Target_arm::get_secondary_compatible_arch,
180 Target_arm::set_secondary_compatible_arch
181 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
182 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
183 New method declarations.
184 (Target_arm::get_aeabi_object_attribute): New method definition.
185 (Target_arm::attributes_section_data_): New data member declaration.
186 (read_arm_attributes_section): New template definition.
187 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
188 (Arm_dynobj::do_read_symbols): Ditto.
189 (Target_arm::do_finalize_sections): Merge attributes sections from
190 input. Check for BLX use after attributes section merging.
191 Fix __exidx_start and __exidx_end visibility. Create an
192 .ARM.attributes section if necessary.
193 (Target_arm::get_secondary_compatible_arch,
194 Target_arm::set_secondary_compatible_arch,
195 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
196 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
197 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
198 New method definitions.
200 2009-12-09 Ian Lance Taylor <iant@google.com>
202 * plugin.cc (Plugin::load): Don't cast from void* to a function
205 2009-12-09 Ian Lance Taylor <iant@google.com>
207 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
210 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
212 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
213 Replace two_file_shared_1.so with two_file_shared_2.so.
214 * testsuite/Makefile.in: Regenerated.
216 2009-12-08 Doug Kwan <dougkwan@google.com>
218 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
219 (HFILES): Add attributes.h and int_encoding.h.
220 * Makefile.in: Regenerate.
221 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
222 function definitions to int_encoding.cc
223 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
224 prototypes to int_encoding.h
225 * reduced_debug_output.cc (int_encoding.h): New include.
226 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
227 function definitions to int_encoding.cc
228 (insert_into_vector, read_from_pointer): Move template definitions to
230 * attributes.cc: New file.
231 * attributes.h: New file.
232 * int_encoding.cc: New file.
233 * int_encoding.h: New file.
235 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
238 * incremental-dump.cc (dump_incremental_inputs): New.
239 (main): Use dump_incremental_inputs.
241 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
244 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
245 checking elfcpp::STT_FUNC.
246 (Target_i386::Relocate::relocate): Likewise.
247 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
249 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
250 symbols from shared libraries into normal FUNC symbols.
252 * symtab.h (Symbol): Add is_func and use it.
254 2009-12-05 Doug Kwan <dougkwan@google.com>
256 * arm.cc (Target_arm::arm_info): Initialize new fields
257 attributes_section and attributes_vendor.
258 * i386.cc (Target_i386::i386_info): Same.
259 * object.cc (Sized_relobj::do_layout): Skip attribute section.
260 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
261 fields attributes_section and attributes_vendor.
262 * sparc.cc (Target_sparc::sparc_info): Same.
263 * target.h (Target::attributes_section, Target::attributes_vendor,
264 Target::is_attributes_section, Target::attribute_arg_type,
265 Target::attributes_order): New method definitions.
266 (Target::Target_info::attributes_section,
267 Target::Target_info::attributes_vendor): New fields.
268 (Target::do_attribute_arg_type, Target::do_attributes_order): New
269 virtual method definitions.
270 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
271 attributes_section and attributes_vendor.
272 * testsuite/testfile.cc (Target_test::test_target_info): Same.
274 2009-12-05 Doug Kwan <dougkwan@google.com>
276 * arm.cc: Update comments about interworking and stub generation.
277 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
278 considered as non-PIC.
279 (Arm_relocate_functions::base_abs): Fix formatting.
280 (Arm_relocate_functions::got_prel): Fix comment. Change interface
281 of function to use GOT entry address instead of offset.
282 (Target_arm::Scan::global): Issue an error if a symbol would need a
283 PLT does not get one because it is untyped. Remove code to create
284 dynamic symbols for relative branches.
285 (Target_arm::Relocate::relocate: Use 0 instead of false since function
286 takes unsigned integer instead of boolean.
288 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
290 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
291 (two_file_test_LDADD): Likewise.
292 (common_test_1_LDADD): Likewise.
293 (exception_test_LDADD) Likewise.
294 (weak_test_LDADD): Likewise.
295 (many_sections_test_LDADD): Likewise.
296 (initpri1_LDADD): Likewise.
297 (script_test_1_LDADD): Likewise.
298 (script_test_2_LDADD): Likewise.
299 (justsyms_LDADD): Likewise.
300 (binary_test_LDADD): Likewise.
301 (large_LDADD): Likewise.
302 * testsuite/Makefile.in: Regenerated.
304 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
306 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
307 (Symbol_table::override_with_special): Likewise.
308 (Symbol_table::add_from_object): Likewise.
310 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
312 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
313 Don't set the data_offset twice.
315 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
317 * testsuite/Makefile.in: Regenerate.
319 2009-12-03 Doug Kwan <dougkwan@google.com>
321 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
322 (Target_arm::do_finalize_sections): Add parameter for symbol table
323 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
324 * i386.cc (Target_i386::do_finalize_sections): Add an additional
325 parameter for symbol table pointer.
326 * layout.cc (Layout::finalize): Call Target::finalize_sections with
327 an additional parameter for a pointer to symbol table.
328 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
329 parameter for a symbol table pointer.
330 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
331 * target.h (Target::finalize_sections, Target::do_finalize_sections):
333 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
334 parameter for a symbol table pointer.
336 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
338 * incremental.cc (Incremental_inputs_header)
339 (Incremental_inputs_header_write, Incremental_inputs_entry)
340 (Incremental_inputs_entry_write): Move ...
341 * incremental.h (Incremental_inputs_header)
342 (Incremental_inputs_header_write, Incremental_inputs_entry)
343 (Incremental_inputs_entry_write): here.
345 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
347 * incremental.cc (make_sized_incremental_binary): Set the target.
348 Error if it is incompatible.
349 * output.h (Output_file): Add filename method.
351 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
353 * incremental.cc (Incremental_inputs_entry): Remove unused argument
354 from the get_* methods.
356 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
358 * incremental-dump.cc (main): Check that the offeset of a script is 0.
359 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
360 Write 0 for the data_offset of scripts.
362 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
364 * testsuite/Makefile.am: Add the incremental_test.sh test.
365 * testsuite/incremental_test.sh: New.
366 * testsuite/incremental_test_1.c: New.
367 * testsuite/incremental_test_2.c: New.
369 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
371 * incremental-dump.cc (main): Fix typos.
373 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
376 * incremental-dump.cc (main): Use llu to print 64 bit values.
378 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
379 H.J. Lu <hongjiu.lu@intel.com>
381 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
383 (incremental_dump_LDADD): Likewise.
384 * Makefile.in: Regenerated.
386 2009-11-25 Doug Kwan <dougkwan@google.com>
390 2009-11-25 Doug Kwan <dougkwan@google.com>
392 * arm.cc (Target_arm::Target_arm): Move method definition
393 outside of class definition. Add code to handle
394 --target1-rel, --target1-abs and --target2= options.
395 (Target_arm::get_reloc_reloc_type): Change method to be
396 non-static and const.
397 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
398 New data member declaration.
399 (Target_arm::Scan::local, Target_arm::Scan::global,
400 Target_arm::Relocate::relocate,
401 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
402 Adjust call to Target_arm::get_real_reloc_type.
403 (Target_arm::get_real_reloc_type): Use command line options
404 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
405 * options.h (--target1-rel, --target1-abs, --target2): New
408 2009-11-25 Doug Kwan <dougkwan@google.com>
410 * arm.cc (Target_arm::Target_arm): Move method definition outside of
411 class definition. Add code to handle --target1-rel, --target1-abs
412 and --target2= options.
413 (Target_arm::get_reloc_reloc_type): Change method to be non-static
415 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
417 (Target_arm::Scan::local, Target_arm::Scan::global,
418 Target_arm::Relocate::relocate,
419 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
420 call to Target_arm::get_real_reloc_type.
421 (Target_arm::get_real_reloc_type): Use command line options to
422 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
423 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
426 2009-11-25 Doug Kwan <dougkwan@google.com>
428 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
429 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
430 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
432 (Arm_relocate_functions::thm_call): Replace body with a call to
433 Arm_relocate_functions::thumb_branch_common.
434 (Arm_relocate_functions::thm_jump24,
435 Arm_relocate_functions::thm_xpc22): New method definitions.
436 (Arm_relocate_functions::thumb_branch_common): New method definition.
437 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
439 (Target_arm::Relocate::relocate): Adjust call to thm_call.
440 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
442 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
444 * Makefile.am: Build incremental-dump
445 * Makefile.in: Regenerate.
446 * incremental-dump.cc: New.
447 * incremental.cc (Incremental_inputs_header_data,
448 Incremental_inputs_entry_data): Move to incremental.h
449 * incremental.h: (Incremental_inputs_header_data,
450 Incremental_inputs_entry_data): Move from incremental.cc
452 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
454 * incremental.cc (Incremental_inputs_header,
455 Incremental_inputs_header_write, Incremental_inputs_entry,
456 Incremental_inputs_entry_write): Add a typedef with the data type.
458 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
460 * incremental.cc (Incremental_inputs_header,
461 Incremental_inputs_header_write, Incremental_inputs_entry,
462 Incremental_inputs_entry_write): Update comment about which
463 type has the filed descriptions.
465 2009-11-15 Doug Kwan <dougkwan@google.com>
467 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
468 (Arm_relocate_functions::arm_branch_common): Change method defintion
469 in class definition to a method declaration and update list of formal
471 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
472 Arm_relocation_functions::jump24): Adjust call to
473 Arm_relocate_functions::arm_branch_common. Update list of formal
475 (Arm_relocate_functions::xpc25): New method definition.
476 (Arm_relocate_functions::arm_branch_common): Move method defintion
477 out from class definition. Use stubs for mode-switching and extending
479 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
480 specially. Change code to enable use of stubs in ARM branches.
482 2009-11-10 Doug Kwan <dougkwan@google.com>
484 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
485 in method declaration.
486 (Target_arm::relocate_stub): New method declaration.
487 (Target_arm::default_target): Change to return a pointer instead of
489 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
490 Target_arm::default_target.
491 (Arm_Relobj::do_relocate_sections): Remove options paramater in
493 (Target_arm::relocate_section): Adjust view.
494 (Target_arm::relocate_stub): New method definition.
496 2009-11-10 Doug Kwan <dougkwan@google.com>
498 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
500 * incremental.cc (open_incremental_binary): Initialized local
501 variables to avoid warnings.
502 * object.cc (make_elf_object): Ditto.
503 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
506 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
509 * testsuite/plugin_test.c: Include "config.h".
511 2009-11-09 Doug Kwan <dougkwan@google.com>
513 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
514 (arm_symbol_value): Remove.
515 (Arm_relocate_functions::arm_branch_common,
516 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
517 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
518 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
519 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
520 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
521 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
522 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
523 Arm_relocate_functions::thm_mobw_abs_nc,
524 Arm_relocate_functions::thm_mov_abs,
525 Arm_relocate_functions::movw_prel_nc,
526 Arm_relocate_functions::thm_movt_abs,
527 Arm_relocate_functions::movt_prel,
528 Arm_relocate_functions::thm_movw_prel_nc,
529 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
530 (Target_arm::Relocate::relocate): Only decompose address into two
531 parts if relocation type uses the thumb-bit and pass the actual
532 bit instead of a flag indicating that the thumb-bit is used. Adjust
533 calls to methods in Arm_relocate_functions for this change.
535 2009-11-08 Ian Lance Taylor <iant@google.com>
538 * reloc.cc: Instantiate
539 Sized_relobj::initialize_input_to_output_maps and
540 Sized_relobj:free_input_to_output_maps.
542 2009-11-06 Ian Lance Taylor <iant@google.com>
545 * defstd.cc (in_segment): Set only_if_ref true for "end".
547 2009-11-06 Doug Kwan <dougkwan@google.com>
549 * arm.cc (class Reloc_stub): Correct a comment.
550 (Target_arm::Target_arm): Initialize arm_input_section_map_.
551 (Target_arm::scan_section_for_stubs): New method declaration.
552 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
553 Change methods from private to protected.
554 (Target_arm::do_may_relax): New method definition.
555 (Target_arm::do_relax, Target_arm::group_sections,
556 Target_arm::scan_reloc_for_stub,
557 Target_arm::scan_reloc_section_for_stubs): New method declarations.
558 (Target_arm::arm_input_section_map_): New data member declaration.
559 (Target_arm::scan_reloc_for_stub,
560 Target_arm::scan_reloc_section_for_stubs,
561 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
562 Target_arm::do_relax): New method definitions.
564 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
566 * configure.ac: Check for (struct stat)::st_mtim
567 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
568 * config.in: Regenerate.
569 * configure: Regenerate.
571 2009-11-05 Ian Lance Taylor <iant@google.com>
574 * output.cc (Output_segment::add_output_section): Add missing
577 2009-11-04 Ian Lance Taylor <iant@google.com>
580 * object.h (class Object): Add is_needed and set_is_needed
581 methods. Add is_needed_ field. Make bool fields into bitfields.
582 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
583 defined in a dynamic object and referenced by a regular object,
584 set is_needed for the dynamic object.
585 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
586 if the file is marked with as_needed and it is not needed.
588 2009-11-04 Ian Lance Taylor <iant@google.com>
591 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
592 tags if data is discarded by linker script.
593 * i386.cc (Target_i386::do_finalize_sections): Likewise.
594 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
595 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
596 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
598 2009-11-04 Ian Lance Taylor <iant@google.com>
600 * layout.cc (Layout::get_output_section): Add is_interp and
601 is_dynamic_linker_section parameters. Change all callers.
602 (Layout::choose_output_section): Likewise.
603 (Layout::make_output_section): Likewise.
604 (Layout::add_output_section_data): Add is_dynamic_linker_section
605 parameter. Change all callers.
606 * layout.h (class Layout): Update declarations.
607 * output.h (class Output_section): Add is_interp, set_is_interp,
608 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
609 Add is_interp_, is_dynamic_linker_section_ fields. Change
610 generate_code_fills_at_write_ to a bitfield.
611 * output.cc (Output_section::Output_sections): Initialize new
613 (Output_segment::add_output_section): Add do_sort parameter.
616 2009-11-03 Ian Lance Taylor <iant@google.com>
619 * options.h (class General_options): Add --warn-common.
620 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
621 merging two common symbols.
622 (Symbol_table::should_override): Handle --warn-common when merging
623 a common symbol with a defined symbol. Use report_resolve_problem
624 for multiple definitions.
625 (Symbol_table::report_resolve_problem): New function.
626 * symtab.h (class Symbol_table): Declare report_resolve_problem.
628 2009-11-03 Doug Kwan <dougkwan@google.com>
630 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
632 (Target_arm::stub_factory): New method definition.
633 (Target_arm::new_arm_input_section,
634 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
635 Target_arm::reloc_uses_thumb_bit): New method declarations.
636 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
637 New type definitions.
638 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
640 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
641 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
642 New method definitions.
644 2009-11-03 Ian Lance Taylor <iant@google.com>
646 * options.h (class General_options): Add --warn_constructors.
648 2009-11-03 Ian Lance Taylor <iant@google.com>
651 * defstd.cc (in_section): Add entries for __rel_iplt_start,
652 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
654 2009-11-03 Ian Lance Taylor <iant@google.com>
657 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
658 --msgid-bugs-address.
659 (install-pdf): New target.
660 (install-data_yes): Look up one directory to find mkinstalldirs.
662 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
664 * po/Make-in (.po.gmo): Don't generate .gmo files in source
667 2009-10-30 Doug Kwan <dougkwan@google.com>
669 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
671 2009-10-30 Doug Kwan <dougkwan@google.com>
673 * arm.cc (Stub_addend_reader): New struct template definition
674 and partial specializations.
675 (Stub_addend_reader::operator()): New method definition for a
676 partially specialized template.
678 2009-10-30 Doug Kwan <dougkwan@google.com>
680 * arm.cc (Arm_relobj::processor_specific_flags): New method
682 (Arm_relobj::do_read_symbols): New method declaration.
683 (Arm_relobj::processor_specific_flags_): New data member declaration.
684 (Arm_dynobj): New class definition.
685 (Target_arm::do_finalize_sections): Add input_objects parameter.
686 (Target_arm::do_adjust_elf_header): New method declaration.
687 (Target_arm::are_eabi_versions_compatible,
688 (Target_arm::merge_processor_specific_flags): New method declaration.
689 (Target_arm::do_make_elf_object): New overloaded method definitions
691 (Arm_relobj::do_read_symbols): New method definition.
692 (Arm_dynobj::do_read_symbols): Ditto.
693 (Target_arm::do_finalize_sections): Add input_objects parameters.
694 Merge processor-specific flags from all input objects.
695 (Target_arm::are_eabi_versions_compatible,
696 Target_arm::merge_processor_specific_flags,
697 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
698 New method definitions.
699 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
700 Input_objects pointer type parameter.
701 * layout.cc (Layout::finalize): Pass input objects to target's.
702 finalize_sections function.
703 * output.cc (Output_file_header::do_sized_write): Set ELF file
704 header's processor-specific flags.
705 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
706 Input_objects pointer type parameter.
707 * sparc.cc (Target_sparc::do_finalize_sections): Same.
708 * target.h (Input_objects): New forward class declaration.
709 (Target::processor_specific_flags,
710 Target::are_processor_specific_flags_sect): New method definitions.
711 (Target::finalize_sections): Add input_objects parameter.
712 (Target::Target): Initialize processor_specific_flags_ and
713 are_processor_specific_flags_set_.
714 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
716 (Target::set_processor_specific_flags): New method definition.
717 (Target::processor_specific_flags_,
718 Target::are_processor_specific_flags_set_): New data member
720 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
721 Input_objects pointer type parameter.
723 2009-10-30 Doug Kwan <dougkwan@google.com>
725 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
727 2009-10-28 Ian Lance Taylor <iant@google.com>
729 * object.h (class Relobj): Drop options parameter from
730 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
731 do_scan_relocs, do_relocate. Change all callers.
732 (class Sized_relobj): Drop options parameters from
733 do_gc_process_relocs, do_scan_relocs, do_relocate,
734 do_relocate_sections, relocate_sections, emit_relocs_scan,
735 emit_relocs_scan_reltype. Change all callers.
736 (struct Relocate_info): Remove options field and all references to
738 * reloc.h (class Read_relocs): Remove options constructor
739 parameter and options_ field. Change all callers.
740 (class Gc_process_relocs, class Scan_relocs): Likewise.
741 (class Relocate_task): Likewise.
742 * target-reloc.h (scan_relocs): Remove options parameter. Change
744 (scan_relocatable_relocs): Likewise.
745 * target.h (class Sized_target): Remove options parameter from
746 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
748 * gc.h (gc_process_relocs): Remove options parameter. Change all
750 * arm.cc: Update functions to remove options parameters.
752 * powerpc.cc: Likewise.
753 * sparc.cc: Likewise.
754 * x86_64.cc: Likewise.
755 * testsuite/testfile.cc: Likewise.
757 2009-10-28 Doug Kwan <dougkwan@google.com>
759 * arm.cc (Arm_relobj): New class definition.
760 (Arm_relobj::scan_sections_for_stubs,
761 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
762 New method definitions.
764 2009-10-28 Cary Coutant <ccoutant@google.com>
766 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
767 (Plugin::cleanup_done_): New member.
768 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
769 (Plugin_manager::cleanup_done_): Remove.
770 (Plugin_manager::add_input_file): Edit error message.
771 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
772 (Plugin_manager::cleanup): Remove use of cleanup_done_.
774 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
776 * fileread.cc: (File_read::View::~View): Use the new
777 data_ownership_ filed.
778 (File_read::~File_read): Dispose the new whole_file_view_.
779 (File_read::open): Mmap the whole file if needed.
780 (File_read::open): Use whole_file_view_ instead of contents_.
781 (File_read::find_view): Use whole_file_view_ if applicable.
782 (File_read::do_read): Use whole_file_view_ instead of contents_.
783 (File_read::make_view): Use whole_file_view_ instead of contents_,
784 update File_read::View::View call.
785 (File_read::find_or_make_view): Update File_read::View::View
787 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
789 (File_read::View::Data_ownership): New enum.
790 (File_read::View::View): Replace bool mapped_ with Data_ownership
792 (File_read::View::mapped_): Remove (replaced by data_ownership_).
793 (File_read::View::data_ownership_): New field.
794 (File_read::contents_): Remove (replaced by whole_file_view_).
795 (File_read::whole_file_view_): New field.
796 * options.h (class General_options): Add --keep-files-mapped.
798 2009-10-27 Cary Coutant <ccoutant@google.com>
800 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
801 * testsuite/Makefile.am (plugin_test_5): New test case.
802 * testsuite/Makefile.in: Regenerate.
804 2009-10-25 Doug Kwan <dougkwan@google.com>
806 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
807 from private to protected to allow access by child class.
808 (Sized_relobj::do_relocate_sections): New method declaration.
809 (Sized_relobj::relocate_sections): Virtualize.
810 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
811 Sized_relobj::relocate_sections. Instantiate template explicitly
812 for different target sizes and endianity.
814 2009-10-24 Doug Kwan <dougkwan@google.com>
816 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
817 (Arm_input_section::as_arm_input_section): New method.
818 (Arm_output_section): New class definition.
819 (Arm_output_section::create_stub_group,
820 Arm_output_section::group_sections): New method definitions.
822 2009-10-22 Doug Kwan <dougkwan@google.com>
824 * arm.cc (Arm_input_section): New class definition.
825 (Arm_input_section::init, Arm_input_section:do_write,
826 Arm_input_section::set_final_data_size,
827 Arm_input_section::do_reset_address_and_file_offset): New method
830 2009-10-21 Doug Kwan <dougkwan@google.com>
832 * arm.cc (Stub_table, Arm_input_section): New forward class
834 (Stub_table): New class defintion.
835 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
836 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
837 New method definition.
839 2009-10-21 Doug Kwan <dougkwan@google.com>
841 * arm.cc: Update copyright comments.
842 (Target_arm): New forward class template declaration.
843 (Arm_address): New type.
844 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
845 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
846 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
848 (Insn_template): Same.
849 (DEF_STUBS): New macro.
850 (Stub_type): New enum type.
851 (Stub_template): New class definition.
854 (Stub_factory): Same.
855 (Target_arm::Target_arm): Initialize may_use_blx_ and
856 should_force_pic_veneer_.
857 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
858 Target_arm::should_force_pic_veneer,
859 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
860 Target_arm::using_thumb_only, Target_arm:;default_target): New
862 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
863 New data member declarations.
864 (Insn_template::size, Insn_template::alignment): New method defintions.
865 (Stub_template::Stub_template): New method definition.
866 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
867 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
868 (Stub_factory::Stub_factory): New method definition.
869 * gold.h (string_hash): New template.
870 * output.h (Input_section_specifier::hash_value): Use
872 (Input_section_specifier::string_hash): Remove.
873 * stringpool.cc (Stringpool_template::string_hash): Use
876 2009-10-20 Doug Kwan <dougkwan@google.com>
878 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
879 symbols of relaxed input sections.
880 * output.h (Output_section::find_relaxed_input_section): Make
883 2009-10-16 Doug Kwan <dougkwan@google.com>
885 * dynobj.cc (Versions::Versions): Initialize version_script_.
886 Only insert base version symbol definition for a shared object
887 if version script defines any version versions.
888 (Versions::define_base_version): New method definition.
889 (Versions::add_def): Check that base version is not needed.
890 (Versions::add_need): Define base version lazily.
891 * dynobj.h (Versions::define_base_version): New method declaration.
892 (Versions::needs_base_version_): New data member declaration.
893 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
894 (check_DATA): Add no_version_test.stdout.
895 (libno_version_test.so, no_version_test.o no_version_test.stdout):
897 * testsuite/Makefile.in: Regenerate.
898 * testsuite/no_version_test.c: New file.
899 * testsuite/no_version_test.sh: Ditto.
901 2009-10-16 Doug Kwan <dougkwan@google.com>
903 * expression.cc (class Segment_start_expression): New class definition.
904 (Segment_start_expression::value): New method definition.
905 (script_exp_function_segment_start): Return a new
906 Segment_start_expression.
907 * gold/script-c.h (script_saw_segment_start_expression): New function
909 * script-sections.cc (Script_sections::Script_sections): Initialize
910 SAW_SEGMENT_START_EXPRESSION_ to false.
911 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
912 and -Tbbs options to specify section addresses if given in
913 command line and no SEGMENT_START expression is seen in a script.
914 * script-sections.h (Script_sections::saw_segment_start_expression,
915 Script_sections::set_saw_segment_start_expression): New method
917 (Script_sections::saw_segment_start_expression_): New data member
919 * script.cc (script_saw_segment_start_expression): New function.
920 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
921 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
922 script_test_7.sh and script_test_8.sh.
923 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
924 script_test_8.stdout.
925 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
926 (script_test_6, script_test_6.stdout, script_test_7,
927 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
928 * Makefile.in: Regenerate.
929 * testsuite/script_test_6.sh: New file.
930 * testsuite/script_test_6.t: Same.
931 * testsuite/script_test_7.sh: Same.
932 * testsuite/script_test_7.t: Same.
933 * testsuite/script_test_8.sh: Same.
935 2009-10-16 Doug Kwan <dougkwan@google.com>
937 * output.cc (Output_segment::set_section_list_address): Cast
938 expressions to unsigned long long type to avoid format warnings.
940 2009-10-15 Ian Lance Taylor <iant@google.com>
942 * script.cc (Script_options::add_symbol_assignment): Always add a
943 dot assignment to script_sections_.
944 * script-sections.cc (Script_sections::add_dot_assignment):
945 Initialize if necessary.
947 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
948 program headers with no load segment if there is a linker script.
950 * layout.cc (Layout::set_segment_offsets): Align the file offset
951 to the segment aligment for -N or -n with no load segment.
952 * output.cc (Output_segment::add_output_section): Don't crash if
953 the first section is a TLS section.
954 (Output_segment::set_section_list_addresses): Print an error
955 message if the address moves backward in a linker script.
957 (Output_section_element_input::set_section_addresses): Don't
958 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
959 (Orphan_output_section::set_section_addresses): Likewise.
961 2009-10-15 Doug Kwan <dougkwan@google.com>
963 * layout.cc (Layout::finish_dynamic_section): Generate tags
964 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
965 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
966 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
968 2009-10-14 Ian Lance Taylor <iant@google.com>
970 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
972 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
973 data_shdr fields of relinfo.
974 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
975 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
976 R_386_TLS_LDO_32, adjust based on section flags.
977 (Target_i386::Relocate::fix_up_ldo): Remove.
979 2009-10-13 Ian Lance Taylor <iant@google.com>
981 Add support for -pie.
982 * options.h (class General_options): Add -pie and
984 (General_options::output_is_position_independent): Test -pie.
985 (General_options::output_is_executable): Return true if not shared
987 (General_options::output_is_pie): Remove.
988 * options.cc (General_options::finalize): Reject incompatible uses
990 * gold.cc (queue_middle_tasks): A -pie link is not static.
991 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
992 * symtab.cc (Symbol::final_value_is_known): Return false if
993 output_is_position_independent.
994 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
995 output_is_position_independent.
996 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
997 output_is_position_independent.
998 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
999 output_is_position_independent.
1000 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1002 (basic_pie_test.o, basic_pie_test): New targets.
1003 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1004 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1005 (two_file_pie_test): New target.
1006 * testsuite/Makefile.in: Rebuild.
1007 * README: Remove note saying that -pie is not supported.
1009 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1011 * options.h (class General_options): Add -init and -fini.
1012 * layout.cc (Layout::finish_dynamic_section): Emit
1013 given init and fini functions.
1015 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1017 * gc.h (gc_process_relocs): Check if icf is enabled using new
1019 * gold.cc (queue_initial_tasks): Likewise.
1020 (queue_middle_tasks): Likewise.
1021 * object.cc (do_layout): Likewise.
1022 * symtab.cc (is_section_folded): Likewise.
1023 * main.cc (main): Likewise.
1024 * reloc.cc (Read_relocs::run): Likewise.
1025 (Sized_relobj::do_scan_relocs): Likewise.
1026 * icf.cc (is_function_ctor_or_dtor): New function.
1027 (Icf::find_identical_sections): Check if function is ctor or dtor when
1029 * options.h (General_options::icf): Change option to be an enum.
1030 (Icf_status): New enum.
1031 (icf_enabled): New method.
1032 (icf_safe_folding): New method.
1033 (set_icf_status): New method.
1034 (icf_status_): New variable.
1035 * (options.cc) (General_options::finalize): Set icf_status_.
1036 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1037 icf_test and icf_keep_unique_test to use the --icf enum flag.
1038 * testsuite/icf_safe_test.sh: New file.
1039 * testsuite/icf_safe_test.cc: New file.
1041 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1043 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1044 includes to gc.h and icf.h.
1045 * arm.cc: Include gc.h.
1046 * gold.cc: Likewise.
1047 * i386.cc: Likewise.
1048 * powerpc.cc: Likewise.
1049 * sparc.cc: Likewise.
1050 * x86_64.cc: Likewise.
1051 * gc.h: Include icf.h.
1053 2009-10-11 Ian Lance Taylor <iant@google.com>
1055 * plugin.cc: Include "gold.h" before other header files.
1057 2009-10-10 Chris Demetriou <cgd@google.com>
1059 * options.h (Input_file_argument::Input_file_type): New enum.
1060 (Input_file_argument::is_lib_): Replace with...
1061 (Input_file_argument::type_): New member.
1062 (Input_file_argument::Input_file_argument): Take Input_file_type
1063 'type' rather than boolean 'is_lib' as second argument.
1064 (Input_file_argument::is_lib): Use type_.
1065 (Input_file_argument::is_searched_file): New function.
1066 (Input_file_argument::may_need_search): Handle is_searched_file.
1067 * options.cc (General_options::parse_library): Support -l:filename.
1068 (General_options::parse_just_symbols): Update for Input_file_argument
1070 (Command_line::process): Likewise.
1071 * archive.cc (Archive::get_file_and_offset): Likewise.
1072 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1073 * script.cc (read_script_file, script_add_file): Likewise.
1074 * fileread.cc (Input_file::Input_file): Likewise.
1075 (Input_file::will_search_for): Handle is_searched_file.
1076 (Input_file::open): Likewise.
1077 * readsyms.cc (Read_symbols::get_name): Likewise.
1078 * testsuite/Makefile.am (searched_file_test): New test.
1079 * testsuite/Makefile.in: Regenerate.
1080 * testsuite/searched_file_test.cc: New file.
1081 * testsuite/searched_file_test_lib.cc: New file.
1083 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1084 Ian Lance Taylor <iant@google.com>
1086 * descriptor.cc: Include <cstdio> and "binary-io.h".
1087 (Descriptors::open): Open the files in binary mode always.
1088 * script.cc (Lex::get_token): Treat \r as whitespace.
1090 2009-10-09 Ian Lance Taylor <iant@google.com>
1092 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1094 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1095 Ian Lance Taylor <iant@google.com>
1097 * configure.ac: Check for readv function also.
1098 * fileread.cc (readv): Define if not HAVE_READV.
1099 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1101 * config.in: Regenerate.
1102 * configure: Regenerate.
1104 2009-10-09 Doug Kwan <dougkwan@google.com>
1106 * layout.cc (Layout::make_output_section): Call target hook to make
1107 ordinary output section.
1108 (Layout::finalize): Adjust parameter list of call the
1109 Target::may_relax().
1110 * layout.h (class Layout::section_list): New method.
1111 * merge.h (Output_merge_base::entsize): Change visibility to public.
1112 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1114 (Output_merge_string::do_is_string): New method.
1115 * object.cc (Sized_relobj::do_setup): renamed from
1116 Sized_relobj::set_up.
1117 * object.h (Sized_relobj::adjust_shndx,
1118 Sized_relobj::initializ_input_to_output_maps,
1119 Sized_relobj::free_input_to_output_maps): Change visibilities to
1121 (Sized_relobj::setup): Virtualize.
1122 (Sized_relobj::do_setup): New method declaration.
1123 (Sized_relobj::invalidate_section_offset,
1124 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1125 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1126 * options.cc (parse_int): New function.
1127 * options.h (parse_int): New declaration.
1128 (DEFINE_int): New macro.
1129 (stub_group_size): New option.
1130 * output.cc (Output_section::Output_section): Initialize memebers
1131 merge_section_map_, merge_section_by_properties_map_,
1132 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1133 (Output_section::add_input_section): Handled deferred code-fill
1134 generation and remove an old comment.
1135 (Output_section::add_relaxed_input_section): New method definition.
1136 (Output_section::add_merge_input_section): Use merge section by
1137 properties map to speed to search. Update merge section maps
1139 (Output_section::build_relaxation_map): New method definition.
1140 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1142 (Output_section::relax_input_section): Renamed to
1143 Output_section::convert_input_sections_to_relaxed_sections and change
1144 interface to take a vector of pointers to relaxed sections.
1145 (Output_section::find_merge_section,
1146 Output_section::find_relaxed_input_section): New method definitions.
1147 (Output_section::is_input_address_mapped,
1148 Output_section::output_offset, Output_section::output_address):
1149 Use output section data maps to speed up searching.
1150 (Output_section::find_starting_output_address): Add comments.
1151 (Output_section::do_write,
1152 Output_section::write_to_postprocessing_buffer): Do code-fill
1153 generation as appropriate.
1154 (Output_section::get_input_sections): Invalidate relaxed input section
1156 (Output_section::restore_states): Adjust type of checkpoint .
1157 Invalidate relaxed input section map.
1158 * output.h (Output_merge_base): New class declaration.
1159 (Input_section_specifier): New class defintion.
1160 (class Output_relaxed_input_section) Change base class to
1161 Output_section_data_build.
1162 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1163 base class initializer.
1164 (Output_section::add_relaxed_input_section): New method declaration.
1165 (Output_section::Input_section): Change visibility to protected.
1166 (Output_section::Input_section::relobj,
1167 Output_section::Input_section::shndx): Handle relaxed input sections.
1168 Output_section::input_sections) Change visibility to protected. Also
1169 define overload to return a non-const pointer.
1170 (Output_section::Merge_section_properties): New class defintion.
1171 (Output_section::Merge_section_by_properties_map,
1172 Output_section::Output_section_data_by_input_section_map,
1173 Output_section::Relaxation_map): New types.
1174 (Output_section::relax_input_section): Rename method to
1175 Output_section::convert_input_sections_to_relaxed_sections and change
1176 interface to take a vector of relaxed section pointers.
1177 (Output_section::find_merge_section,
1178 Output_section::find_relaxed_input_section,
1179 Output_section::build_relaxation_map,
1180 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1181 New method declarations.
1182 (Output_section::merge_section_map_
1183 Output_section::merge_section_by_properties_map_,
1184 Output_section::relaxed_input_section_map_,
1185 Output_section::is_relaxed_input_section_map_valid_,
1186 Output_section::generate_code_fills_at_write_): New data members.
1187 * script-sections.cc
1188 (Output_section_element_input::set_section_addresses): Call
1189 current_data_size and addralign methods of relaxed input sections.
1190 (Orphan_output_section::set_section_addresses): Call current_data_size
1191 and addralign methods of relaxed input sections.
1192 * symtab.cc (Symbol_table::compute_final_value): Extract template
1193 from the body of Symbol_table::sized_finalize_symbol.
1194 (Symbol_table::sized_finalized_symbol): Call
1195 Symbol_table::compute_final_value.
1196 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1197 (Symbol_table::compute_final_value): New templated method declaration.
1198 * target.cc (Target::do_make_output_section): New method defintion.
1199 * target.h (Target::make_output_section): New method declaration.
1200 (Target::relax): Add more parameters for input objects, symbol table
1201 and layout. Adjust call to do_relax.
1202 (Target::do_make_output_section): New method declaration.
1203 (Target::do_relax): Add parameters for input objects, symbol table
1206 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1208 * pread.c: Include stdio.h.
1210 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1212 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1215 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1217 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1218 Change read_shndx type to unsigned int.
1219 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1221 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1222 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1223 Change read_shndx type to unsigned int.
1224 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1226 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1227 * layout.cc (Layout::create_symtab_sections): Cast the result of
1228 local_symcount * symsize to off_t in the gold_assert.
1230 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1232 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1233 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1235 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1236 (Arm_relocate_functions::thm_abs5): New function.
1237 (Arm_relocate_functions::abs12): New function.
1238 (Arm_relocate_functions::abs16): New function.
1239 (Arm_relocate_functions::base_abs): New function.
1240 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1241 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1242 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1244 (Scan::global): Likewise.
1245 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1246 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1247 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1248 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1251 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1253 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1254 (Arm_relocate_functions::movt_prel): New function.
1255 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1256 (Arm_relocate_functions::thm_movt_prel): New function.
1257 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1258 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1259 (Scan::global, Relocate::relocate): Likewise.
1260 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1262 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1264 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1265 Incremental_checker.
1266 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1268 (class Incremental_inputs_header): New class.
1269 (Incremental_inputs_header_writer): Edit comment.
1270 (Incremental_inputs_entry): New class.
1271 (Incremental_inputs_entry_writer): Edit comment.
1272 (Sized_incremental_binary::do_find_incremental_inputs_section):
1273 Add *strtab_shndx parameter, fill it.
1274 (Sized_incremental_binary::do_check_inputs): New method.
1275 (Incremental_checker::can_incrementally_link_output_file): Use
1276 Sized_incremental_binary::check_inputs.
1277 (Incremental_inputs::report_command_line): Save command line in
1280 (Incremental_binary::find_incremental_inputs_section): New
1282 (Incremental_binary::do_find_incremental_inputs_section): Add
1283 strtab_shndx parameter.
1284 (Incremental_binary::do_check_inputs): New pure virtual method.
1285 (Sized_incremental_binary::do_check_inputs): Declare.
1286 (Incremental_checker::Incremental_checker): Add incremental_inputs
1287 parameter, use it to initialize incremental_inputs_.
1288 (Incremental_checker::incremental_inputs_): New field.
1289 (Incremental_checker::command_line): New method.
1290 (Incremental_checker::inputs): New method.
1291 (Incremental_checker::command_line_): New field.
1293 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1295 * incremental.cc: Include <cstdarg> and "target-select.h".
1296 (vexplain_no_incremental): New function.
1297 (explain_no_incremental): New function.
1298 (Incremental_binary::error): New method.
1299 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1301 (make_sized_incremental_binary): New function.
1302 (open_incremental_binary): New function.
1303 (can_incrementally_link_file): Add checks if output is ELF and has
1305 * incremental.h: Include "elfcpp_file.h" and "output.h".
1306 (Incremental_binary): New class.
1307 (Sized_incremental_binary): New class.
1308 (open_incremental_binary): Declare.
1309 * object.cc (is_elf_object): Use
1310 elfcpp::Elf_recognizer::is_elf_file.
1311 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1312 * output.h (Output_file::filesize): New method.
1314 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1316 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1318 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1319 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1321 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1323 (Arm_relocate_functions::movw_abs_nc): New function.
1324 (Arm_relocate_functions::movt_abs): New function.
1325 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1326 (Arm_relocate_functions::thm_movt_abs): New function.
1327 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1328 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1329 (Scan::global): Likewise.
1330 (Relocate::relocate): Likewise.
1331 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1333 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1335 * arm.cc (Arm_relocate_functions::got_prel) New function.
1336 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1337 (Relocate::relocate): Likewise.
1338 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1340 2009-10-06 Ian Lance Taylor <iant@google.com>
1342 * options.h (class General_options): Define
1343 split_stack_adjust_size parameter.
1344 * object.h (class Object): Add uses_split_stack_ and
1345 has_no_split_stack_ fields. Add uses_split_stack and
1346 has_no_split_stack accessor functions. Declare
1347 handle_split_stack_section.
1348 (class Reloc_symbol_changes): Define.
1349 (class Sized_relobj): Define Function_offsets. Declare
1350 split_stack_adjust, split_stack_adjust_reltype, and
1352 * object.cc (Object::handle_split_stack_section): New function.
1353 (Sized_relobj::do_layout): Call handle_split_stack_section.
1354 * dynobj.cc (Sized_dynobj::do_layout): Call
1355 handle_split_stack_section.
1356 * reloc.cc (Sized_relobj::relocate_sections): Call
1357 split_stack_adjust for executable sections in split_stack
1358 objects. Pass reloc_map to relocate_section.
1359 (Sized_relobj::split_stack_adjust): New function.
1360 (Sized_relobj::split_stack_adjust_reltype): New function.
1361 (Sized_relobj::find_functions): New function.
1362 * target-reloc.h: Include "object.h".
1363 (relocate_section): Add reloc_symbol_changes parameter. Change
1365 * target.h (class Target): Add calls_non_split method. Declare
1366 do_calls_non_split virtual method. Declare match_view and
1368 * target.cc: Include "elfcpp.h".
1369 (Target::do_calls_non_split): New function.
1370 (Target::match_view): New function.
1371 (Target::set_view_to_nop): New function.
1372 * gold.cc (queue_middle_tasks): Give an error if mixing
1373 split-stack and non-split-stack objects with -r.
1374 * i386.cc (Target_i386::relocate_section): Add
1375 reloc_symbol_changes parameter.
1376 (Target_i386::do_calls_non_split): New function.
1377 * x86_64.cc (Target_x86_64::relocate_section): Add
1378 reloc_symbol_changes parameter.
1379 (Target_x86_64::do_calls_non_split): New function.
1380 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1382 * powerpc.cc (Target_powerpc::relocate_section): Add
1383 reloc_symbol_changes parameter.
1384 * sparc.cc (Target_sparc::relocate_section): Add
1385 reloc_symbol_changes parameter.
1386 * configure.ac: Call AM_CONDITIONAL for the default target.
1387 * configure: Rebuild.
1388 * testsuite/Makefile.am (TEST_AS): New variable.
1389 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1390 (check_DATA): Add split_i386 and split_x86_64 files.
1391 (SPLIT_DEFSYMS): Define.
1392 (split_i386_[1234n].o): New targets.
1393 (split_i386_[124]): New targets.
1394 (split_i386_[1234r].stdout): New targets.
1395 (split_x86_64_[1234n].o): New targets.
1396 (split_x86_64_[124]): New targets.
1397 (split_x86_64_[1234r].stdout): New targets.
1398 (MOSTLYCLEANFILES): Add new executables.
1399 * testsuite/split_i386.sh: New file.
1400 * testsuite/split_x86_64.sh: New file.
1401 * testsuite/split_i386_1.s: New file.
1402 * testsuite/split_i386_2.s: New file.
1403 * testsuite/split_i386_3.s: New file.
1404 * testsuite/split_i386_4.s: New file.
1405 * testsuite/split_i386_n.s: New file.
1406 * testsuite/split_x86_64_1.s: New file.
1407 * testsuite/split_x86_64_2.s: New file.
1408 * testsuite/split_x86_64_3.s: New file.
1409 * testsuite/split_x86_64_4.s: New file.
1410 * testsuite/split_x86_64_n.s: New file.
1411 * testsuite/testfile.cc (Target_test): Update relocation_section
1413 * testsuite/Makefile.in: Rebuild.
1415 2009-10-06 Ian Lance Taylor <iant@google.com>
1417 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1418 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1419 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1420 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1421 the address on ldo_addrs_.
1422 (Target_i386::Relocate::fix_up_ldo): New function.
1424 2009-10-06 Rafael Espindola <espindola@google.com>
1426 * plugin.cc (add_input_library): New.
1427 (Plugin::load): Add add_input_library to tv.
1428 (Plugin_manager::add_input_file): Add the is_lib argument.
1429 (add_input_file): Update call to Plugin_manager::add_input_file.
1430 (add_input_library): New.
1431 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1433 2009-09-30 Doug Kwan <dougkwan@google.com>
1435 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1436 symbol and call Symbol::may_need_copy_reloc to determine if
1437 a copy reloc is needed.
1438 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1439 nocopyreloc is given in command line.
1440 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1441 given in command line.
1442 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1443 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1444 of the removed Target_i386::may_need_copy_reloc.
1445 * options.h (copyreloc): New option with default value false.
1446 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1447 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1448 instead of the removed Target_powerpc::may_need_copy_reloc.
1449 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1450 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1451 instead of the removed Target_sparc::may_need_copy_reloc.
1452 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1453 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1454 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1455 instead of the removed Target_x86_64::may_need_copy_reloc.
1457 2009-09-30 Ian Lance Taylor <iant@google.com>
1459 * object.h (class Object): Remove target_ field, and target,
1460 sized_target, and set_target methods.
1461 (Object::sized_target): Remove.
1462 (class Sized_relobj): Update declarations. Remove sized_target.
1463 * object.cc (Sized_relobj::setup): Remove target parameter.
1465 (Input_objects::add_object): Don't do anything with the target.
1466 (make_elf_sized_object): Add punconfigured parameter. Change all
1467 callers. Set or test parameter target.
1468 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1470 * parameters.cc (Parameters::set_target): Change parameter type to
1472 (Parameters::default_target): Remove.
1473 (set_parameters_target): Change parameter type to be non-const.
1474 (parameters_force_valid_target): New function.
1475 (parameters_clear_target): New function.
1476 * parameters.h (class Parameters): Update declarations. Remove
1477 default_target method. Add sized_target and clear_target
1478 methods. Change target_ to be non-const.
1479 (set_parameters_target): Update declaration.
1480 (parameters_force_valid_target): Declare.
1481 (parameters_clear_target): Declare.
1482 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1483 as NULL if we aren't searching.
1484 (Add_symbols::run): Don't check for compatible target.
1485 * fileread.cc (Input_file::open_binary): Call
1486 parameters_force_valid_target.
1487 * gold.cc (queue_middle_tasks): Likewise.
1488 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1489 set_target on object.
1490 * dynobj.h (class Sized_dynobj): Update declarations.
1491 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1492 make_elf_object returns NULL.
1493 (Archive::include_member): Don't check whether object target is
1495 * output.cc (Output_section::add_input_section): Get target from
1497 (Output_section::relax_input_section): Likewise.
1498 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1500 (Sized_relobj::do_scan_relocs): Likewise.
1501 (Sized_relobj::relocate_sections): Likewise.
1502 * resolve.cc (Symbol_table::resolve): Likewise.
1503 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1504 parameter. Change all callers.
1505 (Symbol_table::add_from_object): Get target from parameters.
1506 (Symbol_table::add_from_relobj): Don't check object target.
1507 (Symbol_table::add_from_dynobj): Likewise.
1508 (Symbol_table::define_special_symbol): Get target from
1510 * symtab.h (class Symbol_table): Update declaration.
1511 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1512 parameter. Change all callers. Clear parameter target.
1513 (Binary_test): Test target here.
1514 * testsuite/object_unittest.cc (gold_testsuite): Remove
1515 target_test_pointer parameter. Change all callers.
1516 (Object_test): Test target here.
1518 2009-09-26 Ian Lance Taylor <iant@google.com>
1520 * testsuite/initpri1.c: Don't try to use constructor priorities if
1521 compiling with gcc before 4.3.
1523 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1525 * testsuite/retain_symbols_file_test.sh (check_present): Change
1526 output file name to retain_symbols_file_test.stdout.
1527 (check_absent): Likewise.
1529 2009-09-18 Craig Silverstein <csilvers@google.com>
1531 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1532 * options.cc: Include <cerrno> and <fstream>.
1533 (General_options::finalize): Parse -retain-symbols-file tag.
1534 * options.h: New flag.
1535 (General_options): New method should_retain_symbol, new
1536 variable symbols_to_retain.
1537 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1538 should_retain_symbol map.
1539 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1540 * testsuite/Makefile.in: Regenerate.
1541 * testsuite/retain_symbols_file_test.sh: New file.
1543 2009-09-18 Nick Clifton <nickc@redhat.com>
1545 * po/es.po: Updated Spanish translation.
1547 2009-09-17 Doug Kwan <dougkwan@google.com>
1549 * debug.h (DEBUG_RELAXATION): New constant.
1550 (DEBUG_ALL): Add DEBUG_RELAXATION.
1551 (debug_string_to_enum): Add relaxation debug option.
1553 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1554 Layout::Relaxation_debug_check::read_sections,
1555 Layout::Relaxation_debug_check::read_sections): New method definitions.
1556 (Layout::Layout): Initialize data members
1557 record_output_section_data_from_scrips_,
1558 script_output_section_data_list_ and relaxation_debug_check_.
1559 (Layout::save_segments, Layout::restore_segments,
1560 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1561 Layout::relaxation_loop_body): New method definitions.
1562 (Layout::finalize): Support relaxation. Move section layout code to
1563 Layout::relaxation_loop_body.
1564 (Layout::set_asection_address_from_script): Move code for orphan
1565 section placement out.
1566 (Layout::place_orphan_sections_in_script): New method definition.
1567 * layout.h (Output_segment_headers, Output_file_header):
1568 New forward class declarations.
1569 (Layout::~Layout): Define.
1570 (Layout::new_output_section_data_from_script): New method definition.
1571 (Layout::place_orphan_sections_in_script): New method declaration.
1572 (Layout::Segment_states): New type declaration.
1573 (Layout::save_segments, Layout::restore_segments,
1574 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1575 Layout::relaxation_loop_body): New method declarations.
1576 (Layout::Output_section_data_list): New type declaration.
1577 (Layout::Relaxation_debug_check): New class definition.
1578 (Layout::record_output_section_data_from_script_,
1579 Layout::script_output_section_data_list_, Layout::segment_states_,
1580 Layout::relaxation_debug_check_): New data members.
1581 * output.cc: (Output_section_headers::do_size): New method definition.
1582 (Output_section_headers::Output_section_headers): Move size
1583 computation to Output_section_headers::do_size.
1584 (Output_segment_headers::do_size): New method definition.
1585 (Output_file_header::Output_file_header): Move size computation to
1586 Output_file_header::do_size and call it.
1587 (Output_file_header::do_size): New method definition.
1588 (Output_data_group::Output_data_group): Adjust call to
1589 Output_section_data.
1590 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1591 (Output_symtab_xindex::do_write): Add array bound check.
1592 (Output_section::Input_section::print_to_mapfile): Handle
1593 RELAXED_INPUT_SECTION_CODE.
1594 (Output_section::Output_section): Initialize data member checkpoint_.
1595 (Output_section::~Output_section): Delete checkpoint object pointed
1597 (Output_section::add_input_section): Always add an Input_section if
1599 (Output_section::add_merge_input_section): Add assert.
1600 (Output_section::relax_input_section): New method definition.
1601 (Output_section::set_final_data_size): Set load address to zero for
1602 an unallocated section.
1603 (Output_section::do_address_and_file_offset_have_reset_values):
1604 New method definition.
1605 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1606 Handle relaxed input section.
1607 (Output_section::sort_attached_input_sections): Checkpoint input
1608 section list lazily.
1609 (Output_section::get_input_sections): Change type of input_sections to
1610 list of Simple_input_section pointers. Checkpoint input section list
1611 lazily. Also handle relaxed input sections.
1612 (Output_section::add_input_section_for_script): Take a reference to
1613 a Simple_input_section object instead of Relobj pointer and section
1614 index as parameter. Handle relaxed input sections.
1615 (Output_section::save_states, Output_section::restore_states): New
1617 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1618 (Output_data::is_data_size_fixed): New method definition.
1619 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1621 (Output_data::address_and_file_offset_have_reset_values): New method
1623 (Output_data::do_address_and_file_offset_have_reset_values): New method
1625 (Output_data::set_data_size): Check that data size is not fixed.
1626 (Output_data::fix_data_size): New method definition.
1627 (Output_data::is_data_size_fixed_): New data member.
1628 (Output_section_headers::set_final_data_size): New method definition.
1629 (Output_section_headers::do_size): New method declaration.
1630 (Output_segment_headers::set_final_data_size): New method definition.
1631 (Output_segment_headers::do_size): New method declaration.
1632 (Output_file_header::set_final_data_size)::New method definition.
1633 (Output_file_header::do_size)::New method declaration.
1634 (Output_section_data::Output_section_data): Add new parameter
1635 is_data_size_fixed and use it to fix data size.
1636 (Output_data_const::Output_data_const): Adjust call to base class
1637 constructor and fix data size.
1638 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1639 base class constructor and fix data size.
1640 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1641 base class constructor and fix data size.
1642 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1643 class constructor and fix data size.
1644 (Output_data_group::set_final_data_size): New method definition.
1645 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1646 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1647 class constructor and fix data size.
1648 (Output_relaxed_input_section): New class definition.
1649 (Output_section::Simple_input_section): New class definition.
1650 (Output_section::get_input_sections): Adjust parameter list.
1651 (Output_section::add_input_section_for_script): Same.
1652 (Output_section::save_states, Output_section::restore_states,
1653 Output_section::do_address_and_file_offset_have_reset_values,
1654 (Output_section::Input_section::Input_section): Handle
1655 RELAXED_INPUT_SECTION_CODE. Add new overload for
1656 Output_relaxed_input_section.
1657 (Output_section::Input_section::is_input_section,
1658 Output_section::Input_section::set_output_section): Handle relaxed
1660 (Output_section::Input_section::is_relaxed_input_section,
1661 Output_section::Input_section::output_section_data,
1662 Output_section::Input_section::relaxed_input_section): New method
1664 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1666 (Output_section::Input_section::u1_): Update comments.
1667 (Output_section::Input_section::u2_): Add new union member poris.
1668 (Output_section::Checkpoint_output_section): New classs definition.
1669 (Output_section::relax_input_section): New method declaration.
1670 (Output_section::checkpoint_): New data member.
1671 (Output_segment): Update comments.
1672 (Output_segment::Output_segment): Un-privatize copy constructor.
1673 (Output_segment::operator=): Un-privatize.
1674 * script-sections.cc (Output_section_element::Input_section_list):
1675 Change element type to Output_section::Simple_input_section.
1676 (Output_section_element_dot_assignment::set_section_addresses):
1677 Register output section data for relaxation clean up.
1678 (Output_data_exression::Output_data_expression): Adjust call to base
1679 constructor to fix data size.
1680 (Output_section_element_data::set_section_addresses): Register
1681 Output_data_expression object for relaxation clean up.
1682 (struct Input_section_info): Replace Relobj pointer and section index
1683 pair with Output_section::Simple_input_section and Convert struct to a
1685 (Input_section_sorter::operator()): Adjust access to
1686 Input_section_info data member to use accessors.
1687 (Output_section_element_input::set_section_addresses): Use layout
1688 parameter. Adjust code to use Output_section::Simple_input_section
1689 and Input_secction_info classes. Register filler for relaxation
1691 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1692 and section index pair with Output_section::Simple_input_section
1693 class. Adjust code accordingly.
1694 (Phdrs_element::release_segment): New method definition.
1695 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1697 (Script_sections::release_segments): New method definition.
1698 * gold/script-sections.h (Script_sections::release_segments): New
1700 * gold/target.h (Target::may_relax, Target::relax,
1701 Target::do_may_relax, Target::do_relax): New method definitions.
1703 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1705 * arm.cc (has_signed_unsigned_overflow): New function.
1706 (Arm_relocate_functions::abs8): New function.
1707 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1708 (Target_arm::Scan::global): Likewise.
1709 (Target_arm::relocate::relocate): Likewise.
1710 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1713 2009-09-16 Cary Coutant <ccoutant@google.com>
1715 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1716 * testsuite/Makefile.in: Regenerate.
1718 2009-09-11 Nick Clifton <nickc@redhat.com>
1720 * po/gold.pot: Updated by the Translation project.
1722 2009-09-08 Cary Coutant <ccoutant@google.com>
1724 * output.cc (Output_file::open): Add execute permission to empty file.
1725 * testsuite/Makefile.am (permission_test): New test.
1726 * testsuite/Makefile.in: Regenerate.
1728 2009-09-02 Ian Lance Taylor <iant@google.com>
1730 * output.cc (Output_file::resize): Call map_no_anonymous rather
1733 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1735 * gold.cc: Include "incremental.h".
1736 (queue_initial_tasks): Call Incremental_checker methods.
1737 * incremental.cc: Include "output.h".
1738 (Incremental_checker::can_incrementally_link_output_file): New
1740 * incremental.h (Incremental_checker): New class.
1742 * output.cc (Output_file::open_for_modification): New method.
1743 (Output_file::map_anonymous): Changed return type to bool. Record
1745 (Output_file::map_no_anonymous): New method, broken out of map.
1746 (Output_file::map): Use map_no_anonymous and map_anonymous.
1747 * output.h (class Output_file): Update declarations.
1749 2009-08-24 Cary Coutant <ccoutant@google.com>
1751 * options.h (Command_line::Pre_options): New class.
1752 (Command_line::pre_options): New member.
1753 * options.cc (gold::options::ready_to_register): New variable.
1754 (One_option::register_option): Do nothing if not registering options.
1755 Assert if same short option registered twice.
1756 (General_options::General_options): Turn off option registration when
1758 (Command_line::Pre_options::Pre_options): New constructor.
1760 2009-08-24 Cary Coutant <ccoutant@google.com>
1762 * options.h (General_options::no_keep_memory): Remove incorrect
1765 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1767 * Makefile.am (am__skiplex, am__skipyacc): New.
1768 * Makefile.in: Regenerate.
1770 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1772 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1773 (INCLUDES): ... this.
1774 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1775 (AM_CPPFLAGS): Renamed from ...
1776 (INCLUDE): ... this.
1777 * Makefile.in, testsuite/Makefile.in: Regenerate.
1779 * Makefile.in: Regenerate.
1780 * aclocal.m4: Likewise.
1781 * config.in: Likewise.
1782 * configure: Likewise.
1783 * testsuite/Makefile.in: Likewise.
1785 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1786 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1787 * Makefile.in: Regenerate.
1788 * testsuite/Makefile.in: Regenerate.
1790 2009-08-19 Cary Coutant <ccoutant@google.com>
1792 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1793 symbols in shared libraries overridden by hidden or internal symbols
1794 in the main program.
1796 2009-08-19 Chris Demetriou <cgd@google.com>
1798 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1799 checking source file names in error messages.
1801 2009-08-18 Doug Kwan <dougkwan@google.com>
1803 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1804 an elcpp::Ehdr as parameter. Adjust call to set_target.
1805 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1806 an elfcpp::Ehdr as parameter.
1807 * object.cc (Object::set_target): Remove the version that looks up
1808 a target and sets it.
1809 (Sized_relobj::setup): Take a Target object instead of
1810 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1811 (make_elf_sized_object): Find target and ask target to
1813 * object.h: (Object::set_target): Remove the version that looks up
1814 a target and sets it.
1815 (Sized_relobj::setup): Take a Target object instead of
1816 an elfcpp:Ehdr as parameter.
1817 * target.cc: Include dynobj.h.
1818 (Target::do_make_elf_object_implementation): New.
1819 (Target::do_make_elf_object): New.
1820 * target.h (Target::make_elf_object): New template declaration.
1821 (Target::do_make_elf_object): New method declarations.
1822 (Target::do_make_elf_object_implementation): New template declaration.
1824 2009-08-14 Ian Lance Taylor <iant@google.com>
1826 * gold.h (FUNCTION_NAME): Define.
1827 (gold_unreachable): Use FUNCTION_NAME.
1829 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1831 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1832 symbol in the --keep-unique list is not found.
1834 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1836 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1837 been maked as --keep-unique.
1838 (Icf::unfold_section): New function.
1839 * icf.h (Icf::unfold_section): New function.
1840 * options.h (General_options::keep_unique): New option.
1841 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1842 * testsuite/Makefile.in: Regenerate.
1843 * testsuite/icf_keep_unique_test.sh: New file.
1844 * testsuite/icf_keep_unique_test.cc: New file.
1846 2009-08-12 Cary Coutant <ccoutant@google.com>
1849 * resolve.cc (Symbol_table::resolve): Check for references from
1850 dynamic objects to hidden and internal symbols.
1851 * testsuite/Makefile.am (hidden_test.sh): New test.
1852 * testsuite/Makefile.in: Regenerate.
1853 * testsuite/hidden_test.sh: New script.
1854 * testsuite/hidden_test_1.c: New test source.
1855 * testsuite/hidden_test_main.c: New test source.
1857 2009-08-11 Doug Kwan <dougkwan@google.com>
1859 * arm.cc: Update comments.
1860 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1861 segment to locate the .ARM.exidx section if present.
1863 2009-08-09 Doug Kwan <dougkwan@google.com>
1865 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1868 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1869 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1872 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1874 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1875 valid tls_segment only for non-debug-section relocations.
1876 * testsuite/Makefile.am: Add gc_tls_test.
1877 * testsuite/Makefile.in: Regenerate.
1878 * testsuite/gc_tls_test.cc: New file.
1879 * testsuite/gc_tls_test.sh: New file.
1881 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1885 * Makefile.am (CCFILES): Add icf.cc.
1887 * Makefile.in: Regenerate.
1888 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1889 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1890 section, symbol and addend information for the relocs.
1891 * gold.cc (queue_middle_tasks): Call identical code folding.
1892 * gold.h: Add defines for multimap.
1893 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1894 to the call of finalize_local_symbols.
1895 * main.cc (main): Create object of class Icf.
1896 * object.cc (Sized_relobj::do_layout): Allow this function to be
1897 called twice during icf.
1898 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1899 to sections marked as identical by icf.
1900 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1902 (Sized_relobj::do_section_entsize): New function.
1903 * object.h (Object::section_entsize): New function.
1904 (Object::do_section_entsize): New pure virtual function.
1905 (Relobj::finalize_local_symbols): Add new parameter.
1906 (Relobj::do_section_entsize): New function.
1907 * options.h (General_options::icf): New option.
1908 (General_options::icf_iterations): New option.
1909 (General_options::print_icf_sections): New option.
1910 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1911 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1912 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1914 * symtab.cc (Symbol_table::is_section_folded): New function.
1915 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1916 to sections marked as identical by icf.
1917 * symtab.h (Symbol_table::set_icf): New function.
1918 (Symbol_table::icf): New function.
1919 (Symbol_table::is_section_folded): New function.
1920 (Symbol_table::icf_): New data member.
1921 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1922 * testsuite/Makefile.am: Add commands to build icf_test.
1923 * testsuite/Makefile.in: Regenerate.
1924 * testsuite/icf_test.sh: New file.
1925 * testsuite/icf_test.cc: New file.
1927 2009-07-24 Chris Demetriou <cgd@google.com>
1929 * layout.cc (is_compressible_debug_section): Fix incorrect
1930 comment about compressed section names.
1932 2009-07-20 Ian Lance Taylor <ian@airs.com>
1935 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1937 2009-07-16 Ian Lance Taylor <iant@google.com>
1940 * layout.h: #include <map>.
1941 (class Kept_section): Change from struct to class. Add accessors
1942 and setters. Add section size to Comdat_group mapping. Change
1943 Comdat_group to std::map. Add is_comdat_ field. Add
1944 linkonce_size field in union.
1945 (class Layout): Update declaration of find_or_add_kept_section.
1946 Don't declare find_kept_object.
1947 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1948 parameter. Add object, shndx, is_comdat, and is_group_name
1949 parameters. Change all callers. Adjust for new Kept_section.
1950 (Layout::find_kept_object): Remove.
1951 * object.cc (Sized_relobj::include_section_group): Update use of
1952 Kept_section. Rename secnum to shndx. Only record
1953 Kept_comdat_section if sections are the same size.
1954 (Sized_relobj::include_linkonce_section): Update use of
1955 Kept_section. Only record Kept_comdat_section if sections are the
1956 same size. Set size of linkonce section.
1957 (Sized_relobj::map_to_kept_section): Update call to
1958 get_kept_comdat_section.
1959 * object.h (class Sized_relobj): Rename fields in
1960 Kept_comdat_section to drop trailing underscores; change object
1961 field to Relobj*. Change Kept_comdat_section_table to store
1962 struct rather than pointer.
1963 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1964 Add kept_object and kept_shndx parameters. Change all callers.
1965 (Sized_relobj::get_kept_comdat_section): Change return type to
1966 bool. Add kept_object and kept_shndx parameters. Change all
1968 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1969 Layout::find_or_add_kept_section.
1971 2009-07-09 Ian Lance Taylor <iant@google.com>
1973 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1974 Reserve space in the hash table.
1976 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1978 * fileread.cc (File_read::get_mtime): New method.
1979 * fileread.h (Timespec): New structure.
1980 (File_read::get_mtime): New method.
1981 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1982 Renamed from timestamp_nsec.
1983 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1985 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1987 (Incremental_inputs::report_archive): Save mtime; style fix.
1988 (Incremental_inputs::report_obejct): Save mtime; style fix.
1989 (Incremental_inputs::report_script): Save mtime; style fix.
1990 (Incremental_inputs::finalize_inputs): Style fix.
1991 (Incremental_inputs::finalize): Style fix.
1992 (Incremental_inputs::create_input_section_data): Store inputs
1994 * incremental.h (Incremental_inputs::report_script): Add mtime
1996 (Incremental_inputs::Input_info::Input_info): Intialize only one
1998 (Incremental_inputs::Input_info::archive): Move to nameless
2000 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2001 (Incremental_inputs::Input_info::script): Move to nameless union.
2002 (Incremental_inputs::mtime): New field.
2003 * script.cc (read_input_script): Pass file mtime to
2005 * script.h (Script_info::inputs): Style fix.
2007 2009-07-01 Ian Lance Taylor <ian@airs.com>
2009 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2012 2009-06-24 Ian Lance Taylor <iant@google.com>
2015 * layout.cc (Layout::choose_output_section): If we find an
2016 existing section, update the flags.
2017 (Layout::create_notes): New function, broken out of
2019 (Layout::finalize): Don't create note sections.
2020 (Layout::create_note): Don't crash if linker script discards
2022 (Layout::create_gold_note): Likewise.
2023 (Layout::create_build_id): Likewise. Don't set
2024 after_input_sections on the section.
2025 (Layout::create_executable_stack_info): Remove target parameter.
2027 * layout.h (class Layout): Declare create_notes. Update
2028 declaration of create_executable_stack_info.
2029 * gold.cc (queue_middle_tasks): Call create_notes.
2030 * output.cc (Output_section::update_flags_for_input_section): Move
2031 here from output.h. If SHF_ALLOC flag is newly set, mark address
2033 * output.h (Output_data::mark_address_invalid): New function.
2034 (class Output_section): Only declare, not define,
2035 update_flags_for_input_section. Remove set_flags.
2037 2009-06-24 Ian Lance Taylor <iant@google.com>
2039 * script-sections.cc (Output_section_definition::
2040 set_section_addresses): Rename shadowing local load_address to
2043 2009-06-24 Ian Lance Taylor <iant@google.com>
2046 * reloc.cc (relocate_sections): Skip empty relocation sections.
2048 2009-06-23 Ian Lance Taylor <iant@google.com>
2051 * layout.cc (Layout::create_note): Use choose_output_section
2052 rather than make_output_section.
2054 2009-06-23 Ian Lance Taylor <iant@google.com>
2057 * options.cc (General_options::parse_V): Set printed_version_.
2058 (General_options::General_options): Initialize printed_version_.
2059 * options.h (class General_options): Add printed_version_ field.
2060 * gold.cc (queue_initial_tasks): If there are no input files,
2061 don't give a fatal error if we printed the version information.
2062 (queue_middle_tasks): If using -r with a shared object, give a
2063 fatal error rather than an ordinary error.
2065 2009-06-23 Ian Lance Taylor <iant@google.com>
2068 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2069 (Layout::make_output_section): Set have_stabstr_section_ if we see
2070 a .stab*str section.
2071 (Layout::finalize): Call link_stabs_sections.
2072 (Layout::link_stabs_sections): New file.
2073 * layout.h (class Layout): Add have_stabstr_section_ field.
2074 Declare link_stabs_sections.
2076 2009-06-23 Doug Kwan <dougkwan@google.com>
2078 * Makefile.am (libgold_a_LIBADD): New.
2079 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2080 * Makefile.in: Regenerate.
2081 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2082 * configure: Regenerate.
2083 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2084 * fileread.cc: Include sys/state.h
2085 * gold.h: Declare memmem and strndup if found missing.
2086 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2088 2009-06-23 Ian Lance Taylor <iant@google.com>
2090 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2091 * configure: Rebuild.
2093 2009-06-23 Ian Lance Taylor <iant@google.com>
2096 * object.cc (Object::section_contents): Don't try to get a view if
2097 the section has length zero.
2098 (Object::handle_gnu_warning_section): If the section is empty, use
2099 the name of the section as the warning.
2101 2009-06-23 Ian Lance Taylor <iant@google.com>
2104 * stringpool.h (class Stringpool_template): Add optimize_ field.
2105 (Stringpool_template::set_optimize): New function.
2106 * stringpool.cc (Stringpool_template::Stringpool_template):
2107 Initialize optimize_ field.
2108 (Stringpool_template::set_string_offsets): Test local optimize
2109 fild rather than parameter.
2110 * layout.cc (Layout::Layout): Call set_optimize on the section
2113 2009-06-22 Ian Lance Taylor <iant@google.com>
2116 * yyscript.y: Parse TARGET.
2117 * script.cc (script_set_target): New function.
2118 * script-c.h (script_set_target): Declare.
2119 * options.cc (General_options::string_to_object_format): Rename
2120 from string_to_object_format in anonymous namespace. Change
2122 * options.h (class General_options): Declare
2123 string_to_object_format.
2125 2009-06-22 Ian Lance Taylor <iant@google.com>
2127 * script-sections.cc (Script_sections::create_segments): Don't put
2128 program headers in a PT_LOAD segment if -n or -N.
2130 2009-06-22 Ian Lance Taylor <iant@google.com>
2133 * options.h (class General_options): Add -z lazy and -z now. Sort
2134 -z options into alphabetical order.
2135 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2137 2009-06-21 Ian Lance Taylor <iant@google.com>
2139 * layout.cc (Layout::make_output_section): Call
2140 Target::new_output_section.
2141 (Layout::attach_allocated_section_to_segment): Put large section
2142 sections in a separate load segment with the large segment flag
2144 (Layout::segment_precedes): Sort large data segments after other
2146 (align_file_offset): New static function.
2147 (Layout::set_segment_offsets): Use align_file_offset.
2148 * output.h (class Output_section): Add is_small_section_ and
2149 is_large_section_ fields.
2150 (Output_section::is_small_section): New function.
2151 (Output_section::set_is_small_section): New function.
2152 (Output_section::is_large_section): New function.
2153 (Output_section::set_is_large_section): New function.
2154 (Output_section::is_large_data_section): New function.
2155 (class Output_segment): Add is_large_data_segment_ field.
2156 (Output_segment::is_large_data_segment): New function.
2157 (Output_segment::set_is_large_data_segment): New function.
2158 * output.cc (Output_section::Output_section): Initialize new
2160 (Output_segment::Output_segment): Likewise.
2161 (Output_segment::add_output_section): Add assertion that large
2162 data sections always go in large data segments. Force small data
2163 sections to the end of the list of data sections. Force small BSS
2164 sections to the start of the list of BSS sections. For large BSS
2165 sections to the end of the list of BSS sections.
2166 * symtab.h (class Symbol): Declare is_common_shndx.
2167 (Symbol::is_defined): Check Symbol::is_common_shndx.
2168 (Symbol::is_common): Likewise.
2169 (class Symbol_table): Define enum Commons_section_type. Update
2170 declarations. Add small_commons_ and large_commons_ fields.
2171 * symtab.cc (Symbol::is_common_shndx): New function.
2172 (Symbol_table::Symbol_table): Initialize new fields.
2173 (Symbol_table::add_from_object): Put small and large common
2174 symbols in the right list.
2175 (Symbol_table::sized_finalized_symbol): Check
2176 Symbol::is_common_shndx.
2177 (Symbol_table::sized_write_globals): Likewise.
2178 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2179 common symbol lists. Don't call do_allocate_commons_list if the
2181 (Symbol_table::do_allocate_commons_list): Remove is_tls
2182 parameter. Add comons_section_type parameter. Change all
2183 callers. Handle small and large common symbols.
2184 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2185 Symbol::is_common_shndx.
2186 * resolve.cc (symbol_to_bits): Likewise.
2187 * target.h (Target::small_common_shndx): New function.
2188 (Target::small_common_section_flags): New function.
2189 (Target::large_common_shndx): New function.
2190 (Target::large_common_section_flags): New function.
2191 (Target::new_output_section): New function.
2192 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2193 small_common_section_flags, and large_common_section_flags
2195 (Target::do_new_output_section): New virtual function.
2196 * arm.cc (Target_arm::arm_info): Initialize new fields.
2197 * i386.cc (Target_i386::i386_info): Likewise.
2198 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2200 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2201 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2202 (Target_x86_64::do_new_output_section): New function.
2203 * configure.ac: Define conditional MCMODEL_MEDIUM.
2204 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2205 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2206 (large_LDFLAGS): Define.
2207 * testsuite/large.c: New file.
2208 * testsuite/testfile.cc (Target_test::test_target_info):
2209 Initialize new fields.
2210 * configure, testsuite/Makefile.in: Rebuild.
2212 2009-06-05 Doug Kwan <dougkwan@google.com>
2214 * Makefile.am (CCFILES): Add target.cc.
2215 * Makefile.in: Regenerate.
2216 * i386.cc (class Target_i386): Define new virtual method to
2217 override do_is_local_label_name in parent.
2218 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2219 local symbols if --discard-locals or -X is given.
2220 * options.h (class General_options): Declare new options
2221 '--discard-locals' and '-X' for discarding locals.
2222 * target.h (class Target): Define new methods is_local_label_name.
2223 Declare new virtual method do_is_local_label_name.
2224 * target.cc: New file.
2225 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2226 (check_SCRIPTS): Add discard_locals_test.sh.
2227 (check_DATA): Add discard_local_tests.syms.
2228 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2229 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2230 * testsuite/Makefile.in: Regenerate.
2231 * testsuite/discard_locals_test.c: New file.
2232 * testsuite/discard_locals_test.sh: Same.
2234 2009-06-05 Doug Kwan <dougkwan@google.com>
2236 * object.cc (Sized_relobj::Sized_relobj): Initialize
2237 discarded_eh_frame_shndx_ to -1U.
2238 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2240 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2241 a discarded .eh_frame section.
2242 (Sized_relobj::do_finalize_local_symbols): Ditto.
2243 * object.h (class Sized_relobj): Declare new member
2244 discarded_eh_frame_shndx_.
2245 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2246 (local_labels_test.o, local_labels_test): New rules.
2247 * testsuite/Makefile.in: Regenerate.
2249 2009-06-04 Doug Kwan <dougkwan@google.com>
2251 * layout.cc (Layout::section_name_mapping): Add mapping for
2252 special ARM sections.
2254 2009-06-03 Doug Kwan <dougkwan@google.com>
2256 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2257 (utils::has_overflow): Same.
2259 2009-06-03 Ian Lance Taylor <iant@google.com>
2261 * layout.cc (Layout::section_name_mapping): New array, replacing
2262 Layout::linkonce_mapping.
2263 (Layout::section_name_mapping_count): New variable, replacing
2264 Layout::linkonce_mapping_count.
2265 (Layout::linkonce_output_name): Remove.
2266 (Layout::output_section_name): Rewrite.
2267 * layout.h (class Layout): Rename Linkonce_mapping to
2268 Section_name_mapping, linkonce_mapping to section_name_mapping,
2269 linkonce_mapping_count to section_name_mapping_count. Don't
2270 declare linkonce_output_name.
2272 2009-06-03 Doug Kwan <dougkwan@google.com>
2274 * gold/arm.cc (namespace utils): New.
2275 (Target_arm::reloc_is_non_pic): Define new method.
2276 (class Arm_relocate_functions): New.
2277 (Target_arm::Relocate::relocate): Handle relocation types used by
2280 2009-06-03 Ian Lance Taylor <iant@google.com>
2282 * arm.cc (Target_arm::scan::global): Use || instead of |.
2284 2009-06-02 Doug Kwan <dougkwan@google.com>
2286 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2287 issued_non_pic_error_.
2288 (class Target_arm::Scan): Declare new method check_non_pic.
2289 Define new method symbol_needs_plt_entry.
2290 Declare new data member issued_non_pic_error_.
2291 (class Target_arm::Relocate): Declare new method
2292 should_apply_static_reloc.
2293 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2294 (Target_arm::Scan::check_non_pic): Define new method.
2295 (Target_arm::Scan::local): Handle a small subset of reloc types used
2297 (Target_arm::Scan::local): Same.
2298 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2300 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2302 * incremental.cc (Incremental_inputs::report_command_line): Filter
2303 out --incremental-* options.
2305 2009-05-29 Doug Kwan <dougkwan@google.com>
2307 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2309 (class Target_arm): Update comment.
2310 (Target_arm::Target_arm): Initialize new data members GOT_,
2311 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2312 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2313 and Target_arm::rel_dyn_section.
2314 Declare new_enum Target_arm::Got_type.
2315 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2317 Update commments for member do_dynsym_value.
2318 (Target_arm::got_size, Target_arm::plt_section,
2319 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2320 new methods inside class defintion.
2321 (Target_arm::got_section): Define new method.
2322 (Target_arm::rel_dyn_section): Same.
2323 (Output_data_plt_arm): New template class.
2324 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2325 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2326 (Output_data_plt_arm::add_entry): Same.
2327 (Output_data_plt_arm::first_plt_entry): Define new
2328 static data member for PLT instruction template.
2329 (Output_data_plt_arm::plt_entry): Same.
2330 (Output_data_plt_arm::do_write): Define new method.
2331 (Target_arm::make_plt_entry): Same.
2332 (Target_arm::do_finalize_sections): Same.
2333 (Target_arm::do_dynsym_value): Same.
2335 2009-05-28 Doug Kwan <dougkwan@google.com>
2337 * Makefile.am (TARGETSOURCES): Add arm.cc.
2338 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2339 * Makefile.in: Regenerate.
2341 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2343 2009-05-26 Doug Kwan <dougkwan@google.com>
2345 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2346 (General_options::check_excluded_libs): Strip off directories in
2347 archive name before matching like GNU ld does.
2348 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2349 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2350 (exclude_libs_test_LDFLAGS): Add linker option
2351 -Wl,--exclude-libs,libexclude_libs_test_3
2352 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2353 an explicit archive without using -l.
2354 (alt/libexclude_libs_test_3.a): New make rule.
2355 * testsuite/Makefile.in: Regenerate.
2356 * testsuite/exclude_libs_test.c : Declare lib3_default().
2358 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2359 * exclude_libs_test_3.c: New file.
2361 2009-05-26 Nick Clifton <nickc@redhat.com>
2363 * po/id.po: New Indonesian translation.
2364 * po/gold.pot: Updated template file.
2366 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2368 * testsuite/Makefile.am: Add -ffunction-sections to compile
2369 gc_comdat_test files. Add -Wl,--gc-sections to build
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2374 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2376 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2377 kept comdat section was garbage collected.
2378 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2379 * testsuite/Makefile.in: Regenerate.
2380 * testsuite/gc_comdat_test.sh: New file.
2381 * testsuite/gc_comdat_test_1.cc: New file.
2382 * testsuite/gc_comdat_test_2.cc: New file.
2384 2009-05-19 Doug Kwan <dougkwan@google.com>
2386 * archive.cc (Archive::Archive): Move constructor from archive.h
2387 to here. Initialize no_export_.
2388 (Archive::get_elf_object_for_member): Set no_export flag of object.
2389 * archive.h (Archive::Archive): Move constructor body to
2391 (Archive::no_export): New method.
2392 (Archive::no_export_): New field.
2393 * object.h (Object::Object): Initialize no_export_ to false.
2394 (Object::no_export, Object::set_no_export): New methods.
2395 (Object::no_export_): New field.
2396 * options.cc (General_options::parse_exclude_libs): New method.
2397 (General_options::check_excluded_libs) Same.
2398 * options.h (exclude_libs): New option.
2399 (General_options::check_excluded_libs): New method declaration.
2400 (General_options::excluded_libs_): New field.
2401 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2402 default or protected visibility if an object has no-export flag set.
2403 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2404 (check_SCRIPTS): Add exclude_libs_test.sh.
2405 (check_DATA): Add exclude_libs_test.syms.
2406 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2407 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2408 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2409 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2410 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2411 libexclude_libs_test_2.a): New rules.
2412 * testsuite/Makefile.in: Regenerate.
2413 * testsuite/exclude_libs_test.c: New file.
2414 * testsuite/exclude_libs_test.sh: Ditto.
2415 * testsuite/exclude_libs_test_1.c: Ditto.
2416 * testsuite/exclude_libs_test_2.c: Ditto.
2418 2009-05-15 Ian Lance Taylor <iant@google.com>
2420 * configure.ac: Check for declarations for cases where libiberty.h
2421 checks HAVE_DECL_xxx.
2422 * configure, config.in: Rebuild.
2424 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2426 * gold.h (Incremental_argument_list): Remove (invalid) forward
2428 * incremental.cc (Incremental_inputs::report_achive): New method.
2429 (Incremental_inputs::report_object): New method.
2430 (Incremental_inputs::report_script): New method.
2431 (Incremental_inputs::finalize_inputs): New method.
2432 (Incremental_inputs::finalize): Call finalize_inputs().
2433 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2434 Create inputs entries.
2435 * incremental.h (Incremental_input_type): New enum.
2436 (Incremental_inputs::Incremental_input): Initialize new fields.
2437 (Incremental_inputs::report_inputs): New method.
2438 (Incremental_inputs::report_achive): New method.
2439 (Incremental_inputs::report_object): New method.
2440 (Incremental_inputs::report_script): New method.
2441 (Incremental_inputs::finalize_inputs): New method.
2442 (Incremental_inputs::Input_info): New struct.
2443 (Incremental_inputs::Input_info_map): New typedef.
2444 (Incremental_inputs::lock_): New field.
2445 (Incremental_inputs::Inputs_): New field.
2446 (Incremental_inputs::Inputs_map): New field.
2447 * main.cc (main): Call Incremental_input::report_inputs.
2448 * options.h (Input_argument_list): Typedef moved from
2450 (Input_file_group::Files): Remove, use ::Input_argument_list.
2451 (Input_file_group::Input_argument_list): Remove, use
2452 ::Input_argument_list.
2453 * plugin.cc (Plugin_manager::add_input_file): Add error in
2455 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2457 * script.cc (read_input_script): Call
2458 Incremental_input::report_script.
2459 * script.h (Script_info): New class.
2461 2009-04-27 Ian Lance Taylor <iant@google.com>
2463 * x86_64.cc (do_adjust_output_section): Set entsize to
2466 2009-04-23 Elliott Hughes <enh@google.com>
2468 * output.cc (Output_file::close): After short writes, continue
2469 writing from the correct offset in the buffer being written.
2471 2009-04-23 Chris Demetriou <cgd@google.com>
2473 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2474 * configure: Regenerate.
2475 * config.in: Regenerate.
2476 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2477 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2479 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2481 * incremental.cc (Incremental_inputs_header_data): Renamed from
2482 Incremental_input_header_data.
2483 (Incremental_inputs_header_data::data_size): New field.
2484 (Incremental_inputs_header_data::put_input_file_count): Renamed
2485 from input_file_count.
2486 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2487 from command_line_offset.
2488 (Incremental_inputs_header_data::put_reserved): Renamed from
2490 (Incremental_inputs_entry_data): Renamed from
2491 Incremental_input_entry_data.
2492 (Incremental_inputs_entry_data::data_size): New field.
2493 (Incremental_inputs::report_command_line): New method.
2494 (Incremental_inputs::finalize): New method.
2495 (Incremental_inputs::create_incremental_inputs_data): New method.
2496 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2497 * incremental.h: New file.
2498 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2499 (Layout::finalize): Create incremental inputs section in
2501 (Layout::create_incremental_info_sections): New method.
2502 * layout.h (Layout::incremental_inputs): New method.
2503 (Layout::create_incremental_info_sections): New method.
2504 (Layout::incremental_inputs_): New field.
2505 * main.cc (main): Notify Incremental_input of the command line.
2507 2009-04-01 Ian Lance Taylor <iant@google.com>
2508 Mikolaj Zalewski <mikolajz@google.com>
2510 * gold.h (reserve_unordered_map): Define, three versions, one for
2511 each version of Unordered_map.
2512 * layout.cc (Layout::Layout): Remove options parameter. Add
2513 number_of_input_files parameter. Don't initialize options_.
2514 Initialize number_of_input_files_ and resized_signatures_. Move
2515 sections_are_attached_.
2516 (Layout::layout_group): Reserve space for group_signatures_.
2517 (Layout::find_or_add_kept_section): Change name parameter to be a
2518 reference. Resize signatures_ map when it gets large enough.
2519 (Layout::layout_eh_frame): Use parameters->options() instead of
2521 (Layout::make_output_section): Likewise.
2522 (Layout::attach_allocated_section_to_segment): Likewise.
2523 (Layout::finalize, Layout::create_executable_stack): Likewise.
2524 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2525 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2526 * layout.h (class Layout): Update declarations. Remove options_
2527 field. Add number_of_input_files_ and resized_signatures_
2528 fields. Move sections_are_attached_ field.
2529 * main.cc (main): Pass number of input files to Layout
2530 constructor. Don't pass options.
2532 2009-03-30 Ian Lance Taylor <iant@google.com>
2534 * ffsll.c (ffsll): Correct implementation.
2536 2009-03-27 Ian Lance Taylor <iant@google.com>
2538 * ffsll.c: New file.
2539 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2540 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2541 * ftruncate.c (ftruncate): Declare before definition.
2542 * mremap.c (mremap): Likewise.
2543 * pread.c (pread): Likewise.
2544 * configure, Makefile.in, config.in: Rebuild.
2546 * mremap.c: New file.
2547 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2548 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2549 (mremap): Declare if HAVE_MREMAP is not defined.
2550 * configure, Makefile.in, config.in: Rebuild.
2552 2009-03-27 Cary Coutant <ccoutant@google.com>
2554 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2555 position independent.
2556 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2557 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2559 2009-03-24 Cary Coutant <ccoutant@google.com>
2561 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2563 (needs_dynamic_reloc): Likewise.
2565 2009-03-24 Ian Lance Taylor <iant@google.com>
2567 * yyscript.y (file_cmd): Recognize EXTERN.
2568 (extern_name_list, extern_name_list_body): New nonterminals.
2569 * script.cc (script_add_extern): Define.
2570 * script-c.h (script_add_extern): Declare.
2572 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2574 * object.cc (is_elf_object): Define.
2575 * object.h (is_elf_object): Declare.
2576 * archive.cc (Archive::get_elf_object_for_member): Call
2578 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2580 2009-03-24 Elliott Hughes <enh@google.com>
2582 * output.cc (Output_file::map_anonymous): Define.
2583 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2584 try an anonymous one. Report the size if the mmap fails.
2585 * output.h (class Output_file): Declare map_anonymous.
2587 2009-03-24 Ian Lance Taylor <iant@google.com>
2589 * target-select.cc (instantiate_target): Don't acquire the lock if
2590 the instantiated_target_ field has already been set.
2592 2009-03-23 Ian Lance Taylor <iant@google.com>
2594 * gold-threads.h (class Initialize_lock): Define.
2595 * gold-threads.cc (class Initialize_lock_once): Define.
2596 (initialize_lock_control): New static variable.
2597 (initialize_lock_pointer): New static variable.
2598 (initialize_lock_once): New static function.
2599 (Initialize_lock::Initialize_lock): Define.
2600 (Initialize_lock::initialize): Define.
2601 * target-select.h: Include "gold-threads.h".
2602 (class Target_selector): Add lock_ and initialize_lock_ fields.
2603 Don't define instantiate_target, just declare it.
2604 * target-select.cc (Target_selector::Target_selector): Initialize
2606 (Target_selector::instantiate_target): Define.
2607 * descriptors.h: Include "gold-threads.h".
2608 (class Descriptors): Add initialize_lock_ field.
2609 * descriptors.cc (Descriptors::Descriptors): Initialize new
2611 (Descriptors::open): Use initialize_lock_ field
2612 * errors.h (class Errors): Add initialize_lock_ field.
2613 * errors.cc (Errors::Errors): Initialize new field.
2614 (Errors::initialize_lock): Use initialize_lock_ field.
2615 * powerpc.cc (class Target_selector_powerpc): Remove
2616 instantiated_target_ field. In do_recognize call
2617 instantiate_target rather than do_instantiate_target. In
2618 do_instantiate_target just allocate a new target.
2619 * sparc.cc (class Target_selector_sparc): Likewise.
2621 * freebsd.h: New file.
2622 * i386.cc: Include "freebsd.h".
2623 (Target_i386): Derive from Target_freebsd rather than
2625 (Target_selector_i386): Derive from Target_selector_freebsd rather
2626 than Target_selector.
2627 * x86_64.cc: Include "freebsd.h".
2628 (Target_x86_64): Derive from Target_freebsd rather than
2630 (Target_selector_x86_64): Derive from Target_selector_freebsd
2631 rather than Target_selector.
2632 * target.h (class Target): Add adjust_elf_header and
2633 do_adjust_elf_header.
2634 * output.cc (Output_file_header:: do_sized_write): Call target
2635 adjust_elf_header routine.
2636 * configure.tgt: Set targ_osabi.
2637 * configure.ac: Define GOLD_DEFAULT_OSABI.
2638 * parameters.cc (Parameters::default_target): Pass
2639 GOLD_DEFAULT_OSABI to select_target.
2640 * target-select.h (class Target_selector): Make instantiate_target
2641 protected rather than private.
2642 * Makefile.am (HFILES): Add freebsd.h.
2643 * configure, Makefile.in, config.in: Rebuild.
2645 * merge.cc (do_add_input_section): Correct pend value. Change
2646 message about last entry not being null terminated from error to
2649 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2651 * incremental.cc: New file.
2652 * Makefile.am (CCFILES): Add incremental.cc.
2653 * Makefile.in: Rebuild.
2655 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2657 * layout.cc (Layout::output_section_name): Preserve names
2658 of '.note.' sections.
2660 2009-03-19 Ian Lance Taylor <iant@google.com>
2662 * descriptors.cc (Descriptors::open): Check that the options are
2663 valid before using them.
2665 2009-03-18 Ian Lance Taylor <iant@google.com>
2667 * script-sections.h: Include <list>.
2668 (class Script_sections): Change Sections_elements from std::vector
2669 to std::list. Typedef public Elements_iterator. Add
2670 orphan_section_placement_, data_segment_align_start_, and
2671 saw_data_segment_align_ fields. Remove data_segment_align_index_
2673 * script-sections.cc (class Orphan_section_placement): New class.
2674 (class Sections_element): Add virtual functions is_relro and
2675 orphan_section_init. Remove virtual function place_orphan_here.
2676 (class Output_section_definition): Add is_relro and
2677 orphan_section_init. Remove place_orphan_here.
2678 (class Orphan_output_section): Likewise.
2679 (Script_sections::Script_sections): Update for field changes.
2680 (Script_sections::data_segment_align): Set saw_data_segment_align_
2681 and data_segment_align_start_, not data_segment_align_index.
2682 (Script_sections::data_segment_relro_end): Check
2683 saw_data_segment_align_. Use data_segment_align_start_ rather
2684 than data_segment_align_index_.
2685 (Script_sections::place_orphan): Rewrite to use
2686 Orphan_section_placement.
2688 2009-03-17 Ian Lance Taylor <iant@google.com>
2690 * archive.cc (Archive::add_symbols): Check for a version attached
2691 to the symbol name in the archive map.
2692 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2693 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2694 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2695 (ver_test_11.a): New target.
2696 * testsuite/Makefile.in: Rebuild.
2698 * configure.ac: Check for chsize and posix_fallocate. Replace
2700 * ftruncate.c: New file, from gnulib.
2701 * output.cc (posix_fallocate): Define dummy version if not
2702 HAVE_POSIX_FALLOCATE.
2703 (Output_file::map): Call posix_fallocate rather than lseek and
2705 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2706 * configure, Makefile.in, config.in: Rebuild.
2708 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2710 * layout.h (Layout::create_note): Add section_name parameter.
2711 * layout.cc (Layout::create_note): Likewise.
2712 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2714 2009-03-17 Ian Lance Taylor <iant@google.com>
2716 * descriptors.cc: Include "options.h".
2717 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2718 (Descriptors::open): Always use O_CLOEXEC when opening a new
2719 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2720 then set FD_CLOEXEC.
2722 * sparc.cc (class Target_sparc): Add has_got_section.
2723 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2724 make sure we have a GOT section.
2726 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2727 (Target_sparc::Scan::local): Likewise.
2728 (Target_sparc::Scan::global): Likewise.
2729 (Target_sparc::Relocate::relocate): Likewise.
2730 (Target_sparc::Relocate::relocate_tls): Likewise.
2732 * symtab.cc (Symbol_table::define_default_version): New function,
2733 broken out of add_from_object.
2734 (Symbol_table::add_from_object): Call define_default_version.
2735 (Symbol_table::define_special_symbol): Add resolve_oldsym
2736 parameter. Change all callers. If the version for a symbol comes
2737 from a version script, resolve it with the symbol with the same
2738 name with no version. Also add the symbol without a version if
2740 (do_define_in_output_data): If resolving with oldsym, don't delete
2742 (do_define_in_output_segment): Likewise.
2743 (do_define_as_constant): Likewise.
2744 * symtab.h (class Symbol_table): Update declarations.
2746 2009-03-13 Ian Lance Taylor <iant@google.com>
2748 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2749 (Read_symbols::requeue): New function.
2750 (Read_symbols::do_read_symbols): If make_elf_object fails because
2751 the target type is not configured, and the file was searched for,
2752 issue a warning and retry with the next directory.
2753 (Add_symbols::run): If the file has an incompatible format, and
2754 it was searched for, requeue the Read_symbols task. On error,
2756 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2757 dirindex parameter to constructor. Change all callers. Declare
2758 incompatible_warning and requeue.
2759 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2760 input_argument_ and input_group_ fields. Add them to
2761 constructor. Change all callers.
2762 (class Read_script): Add dirindex_ field. Add it to constructor.
2764 * archive.cc (Archive::setup): Remove input_objects parameter.
2766 (Archive::get_file_and_offset): Likewise.
2767 (Archive::read_all_symbols): Likewise.
2768 (Archive::read_symbols): Likewise.
2769 (Archive::get_elf_object_for_member): Remove input_objects
2770 parameter. Add punconfigured parameter. Change all callers.
2771 (Archive::add_symbols): Change return type to bool. Check return
2772 value of include_member.
2773 (Archive::include_all_members): Likewise.
2774 (Archive::include_member): Change return type to bool. Return
2775 false if first included object has incompatible target. Set
2776 included_member_ field.
2777 (Add_archive_symbols::run): If add_symbols returns false, requeue
2779 * archive.h (class Archive): Add included_member_ field.
2780 Initialize it in constructor. Add input_file and searched_for
2781 methods. Update declarations.
2782 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2783 input_argument_ fields. Add them to constructor. Change all
2785 * script.cc: Include "target-select.h".
2786 (class Parser_closure): Add skip_on_incompatible_target_ and
2787 found_incompatible_target_ fields. Add
2788 skip_on_incompatible_target parameter to constructor. Change all
2789 callers. Add methods skip_on_incompatible_target,
2790 clear_skip_on_incompatible_target, found_incompatible_target, and
2791 set_found_incompatible_target.
2792 (read_input_script): Add dirindex parameter. Change all callers.
2793 If parser finds an incompatible target, requeue Read_symbols
2795 (script_set_symbol): Clear skip_on_incompatible_target in
2797 (script_add_assertion, script_parse_option): Likewise.
2798 (script_start_sections, script_add_phdr): Likewise.
2799 (script_check_output_format): New function.
2800 * script.h (read_input_script): Update declaration.
2801 * script-c.h (script_check_output_format): Declare.
2802 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2803 (ignore_cmd): Remove OUTPUT_FORMAT.
2804 * fileread.cc (Input_file::Input_file): Add explicit this.
2805 (Input_file::will_search_for): New function.
2806 (Input_file::open): Add pindex parameter. Change all callers.
2807 * fileread.h (class Input_file): Add input_file_argument method.
2808 Declare will_search_for. Update declarations.
2809 * object.cc (make_elf_object): Add punconfigured parameter.
2811 * object.h (class Object): Make input_file public. Add
2812 searched_for method.
2813 (make_elf_object): Update declaration.
2814 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2816 * dirsearch.h (class Dirsearch): Update declaration.
2817 * options.h (class General_options): Add --warn-search-mismatch.
2818 * parameters.cc (Parameters::is_compatible_target): New function.
2819 * parameters.h (class Parameters): Declare is_compatible_target.
2820 * workqueue.cc (Workqueue::add_blocker): New function.
2821 * workqueue.h (class Workqueue): Declare add_blocker.
2823 * fileread.cc (Input_file::open): Remove options parameter.
2825 (Input_file::open_binary): Likewise.
2826 * script.cc (read_input_script): Likewise.
2827 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2828 options parameter from constructor. Change all callers.
2829 (class Read_script): Likewise.
2830 * fileread.h (class Input_file): Update declarations.
2831 * script.h (read_input_script): Update declaration.
2833 2009-03-10 Nick Clifton <nickc@redhat.com>
2835 * po/es.po: New Spanish translation.
2837 2009-03-06 Cary Coutant <ccoutant@google.com>
2839 * options.cc (parse_short_option): Keep dash_z from registering itself.
2841 2009-03-03 Ian Lance Taylor <iant@google.com>
2844 * target-reloc.h (relocate_section): Pass output_section to
2846 * i386.cc (Target_i386::should_apply_static_reloc): Add
2847 output_section parameter. Change all callers.
2848 (Target_i386::Relocate::relocate): Add output_section parameter.
2849 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2850 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2851 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2852 * testsuite/two_file_shared.sh: New script.
2853 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2854 (check_DATA): Add two_file_shared.dbg.
2855 (two_file_shared.dbg): New target.
2856 * testsuite/Makefile.in: Rebuild.
2858 2009-03-01 Ian Lance Taylor <iant@google.com>
2860 * configure.ac: Check for byteswap.h.
2861 * configure: Rebuild.
2862 * config.in: Rebuild.
2864 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2866 * layout.cc (Layout::find_or_add_kept_section): New function.
2867 (Layout::add_comdat): Removed.
2868 * layout.h (struct Kept_section): Move out of class Layout.
2869 Remove trailing underscores from field names. Add group_sections
2870 field. Rename group_ field to is_group. Change all uses.
2871 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2872 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2873 comdat_groups_ field.
2874 (Sized_relobj::include_section_group): Use
2875 find_or_add_kept_section and Kept_section::group_sections.
2876 (Sized_relobj::include_linkonce_section): Likewise.
2877 * object.cc (class Sized_relobj): Don't define Comdat_group or
2878 Comdat_group_table. Remove find_comdat_group and
2879 add_comdat_group. Remove comdat_groups_ field.
2880 * plugin.cc (include_comdat_group): Use
2881 Layout::find_or_add_kept_section.
2883 2009-02-28 Ian Lance Taylor <iant@google.com>
2885 * README: --gc-sections and map files are now supported. Document
2886 some build requirements.
2889 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2890 relocatable link set the value of the section symbol to zero.
2891 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2892 relocatable link don't include the section address in the local
2895 2009-02-27 Ian Lance Taylor <iant@google.com>
2898 * options.h (class Search_directory): Add is_system_directory.
2899 (class General_options): Declare is_in_system_directory.
2900 * options.cc (get_relative_sysroot): Make static.
2901 (get_default_sysroot): Make static.
2902 (General_optoins::is_in_system_directory): New function.
2903 * fileread.cc (Input_file::is_in_system_directory): New function.
2904 * fileread.h (class Input_file): Declare is_in_system_directory.
2905 * object.h (class Object): Add is_in_system_directory.
2906 (class Input_objects): Remove system_library_directory_ field.
2907 * object.cc (Input_objects::add_object): Don't set
2908 system_library_directory_.
2909 (input_objects::found_in_system_library_directory): Remove.
2910 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2911 parameter. Change all callers.
2912 (Symbol_table::sized_write_globals): Likewise.
2913 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2914 Call Object::is_in_system_directory.
2915 * symtab.h (class Symbol_table): Update declarations.
2918 * descriptors.h (Open_descriptor): Add is_on_stack field.
2919 * descriptors.cc (Descriptors::open): If the descriptor is on the
2920 top of the stack, remove it. Initialize is_on_stack field.
2921 (Descriptors::release): Only add pod to stack if it is not on the
2923 (Descriptors::close_some_descriptor): Clear stack_next and
2927 * output.cc (Output_section::find_starting_output_address): Rename
2928 from starting_output_address; add PADDR parameter; change return
2930 * output.h (class Output_section): Declare
2931 find_starting_output_address instead of starting_output_address.
2932 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2933 section symbol for which we can't find a merge section.
2936 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2937 hidden or internal, force the symbol to be local.
2938 * resolve.cc (Symbol::override_visibility): Define.
2939 (Symbol::override_base): Use override_visibility.
2940 (Symbol_table::resolve): Likewise.
2941 (Symbol::override_base_with_special): Likewise.
2942 (Symbol_table::override_with_special): If the visibility is hidden
2943 or internal, force the symbol to be local.
2944 * symtab.h (class Symbol): Add set_visibility and
2945 override_visibility.
2946 * testsuite/ver_test_1.sh: New file.
2947 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2948 (check_DATA): Add ver_test_1.syms.
2949 (ver_test_1.syms): New target.
2950 * testsuite/Makefile.in: Rebuild.
2952 2009-02-25 Cary Coutant <ccoutant@google.com>
2954 * layout.cc (Layout::choose_output_section): Don't rename sections
2955 when using a linker script that has a SECTIONS clause.
2956 * Makefile.in: Regenerate.
2958 * testsuite/Makefile.am (script_test_5.sh): New test case.
2959 * testsuite/Makefile.in: Regenerate.
2960 * testsuite/script_test_5.cc: New file.
2961 * testsuite/script_test_5.sh: New file.
2962 * testsuite/script_test_5.t: New file.
2964 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2966 * archive.cc (Archive::include_member): Update calls to add_symbols.
2967 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2968 the Layout argument.
2969 * dynobj.h (do_add_symbols): Add the Layout argument.
2970 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2972 * object.h (Object::add_symbols): Add the Layout argument.
2973 (Object::do_add_symbols): Add the Layout argument.
2974 (Sized_relobj::do_add_symbols): Add the Layout argument.
2975 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2976 Unify the two versions.
2977 (Add_plugin_symbols): Remove.
2978 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2979 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2980 (Add_plugin_symbols): Remove.
2981 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2982 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2983 (Add_symbols::run): Make it work with Pulginobj.
2985 2009-02-06 Ian Lance Taylor <iant@google.com>
2987 * object.cc (Sized_relobj::do_layout): Make info message start
2988 with lower case letter.
2990 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2992 * binary.cc: Fix file comment.
2994 * options.h (enum Incremental_disposition): Define.
2995 (class General_options): Add new options: --incremental,
2996 --incremental_changed, --incremental_unchanged,
2997 --incremental_unknown. Add incremental_disposition_ and
2998 implicit_incremental_ fields.
2999 (General_options::incremental_disposition): New function.
3000 (class Position_dependent_options): Add incremental_disposition
3002 (Position_dependent_options::copy_from_options): Set incremental
3004 * options.cc (General_options::parse_incremental_changed): New
3006 (General_options::parse_incremental_unchanged): New function.
3007 (General_options::parse_incremental_unknown): New function.
3008 (General_options::General_options): Initialize new fields
3009 incremental_disposition_ and implicit_incremental_.
3010 (General_options::finalize): Check for uasge of --incremental-*
3011 without --incremental.
3013 2009-02-06 Chris Demetriou <cgd@google.com>
3015 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3016 pointer and to report location as the file name associated with
3018 (gold_undefined_symbol_at_location): New function to replace the
3019 old gold_undefined_symbol functionality.
3020 * target-reloc.h (relocate_section): Update to use
3021 gold_undefined_symbol_at_location.
3022 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3023 Call gold_undefined_symbol function rather than gold_error.
3024 * errors.h (Errors::undefined_symbol): Take location as a
3025 string, rather than calculating it from a relocation.
3026 * errors.cc (Errors::fatal): Print "fatal error:" before the
3028 (Errors::error, Errors::error_at_location): Print "error: "
3029 before the formatted message.
3030 (Errors::undefined_symbol): Take location as a string, rather
3031 than calculating it from a relocation.
3032 (gold_undefined_symbol_at_location): New function akin to
3033 old gold_undefined_symbol, calculates location from relocation.
3034 (gold_undefined_symbol): Change to take only a Symbol pointer
3035 and to report location as the file name associated with the symbol.
3036 * testsuite/debug_msg.sh: Update for changed error messages.
3037 * testsuite/undef_symbol.sh: Likewise.
3039 2009-02-04 Duncan Sands <baldrick@free.fr>
3042 * reduced_debug_output.h
3043 (Output_reduced_debug_abbrev_section::failed): Use format for
3045 (Output_reduced_debug_info_section::faild): Likewise.
3047 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3049 * script.cc (Lazy_demangler): New class.
3050 (Version_script_info::get_symbol_version_helper): Demangle a
3053 2009-01-29 Cary Coutant <ccoutant@google.com>
3055 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3057 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3059 2009-01-28 Ian Lance Taylor <iant@google.com>
3061 * version.cc (version_string): Bump to 1.9.
3063 * gold.h: Include <cstring> and <stdint.h>.
3064 * version.cc: Include <cstdio>.
3065 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3067 * reduced_debug_output.cc (insert_into_vector): Rename from
3068 Insert_into_vector; change all callers. Use Swap_unaligned to
3069 avoid aliasing issue; remove union since it is unnecessary.
3071 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3073 * Makefile.am (CCFILES): Add gc.cc.
3075 * Makefile.in: Regenerate.
3076 * gold.cc (Gc_runner): New class.
3077 (queue_initial_tasks): Call garbage collection related tasks
3078 when corresponding options are invoked.
3079 (queue_middle_gc_tasks): New function.
3080 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3081 processed early before laying out sections during garbage collection.
3082 * gold.h (queue_middle_gc_tasks): New function.
3083 (is_prefix_of): Move from "layout.cc".
3084 * i386.cc (Target_i386::gc_process_relocs): New function.
3085 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3086 * main.cc (main): Create object of class "Garbage_collection".
3087 * object.cc (Relobj::copy_symbols_data): New function.
3088 (Relobj::is_section_name_included): New function.
3089 (Sized_relobj::do_layout): Allow this function to be called twice
3090 during garbage collection and defer layout of section during the
3092 * object.h (Relobj::get_symbols_data): New function.
3093 (Relobj::is_section_name_included): New function.
3094 (Relobj::copy_symbols_data): New function.
3095 (Relobj::set_symbols_data): New function.
3096 (Relobj::get_relocs_data): New function.
3097 (Relobj::set_relocs_data): New function.
3098 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3099 (Relobj::gc_process_relocs): New function.
3100 (Relobj::do_gc_process_relocs): New pure virtual function.
3101 (Relobj::sd_): New data member.
3102 (Sized_relobj::is_output_section_offset_invalid): New function.
3103 (Sized_relobj::do_gc_process_relocs): New function.
3104 * options.h (General_options::gc_sections): Modify to not be a no-op.
3105 (General_options::print_gc_sections): New option.
3106 * plugin.cc (Plugin_finish::run): Remove function call to
3107 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3108 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3109 * reloc.cc (Read_relocs::run): Add task to process relocs and
3110 determine unreferenced sections when doing garbage collection.
3111 (Gc_process_relocs): New class.
3112 (Sized_relobj::do_gc_process_relocs): New function.
3113 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3114 sections that are garbage collected.
3115 * reloc.h (Gc_process_relocs): New class.
3116 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3117 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3118 symbols whose corresponding sections are garbage collected.
3119 (Symbol_table::Symbol_table): Add new parameter for the garbage
3121 (Symbol_table::gc_mark_undef_symbols): New function.
3122 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3123 (Symbol_table::gc_mark_dyn_syms): New function.
3124 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3126 (Symbol_table::add_from_object): Likewise.
3127 (Symbol_table::add_from_relobj): When building shared objects, do not
3128 treat externally visible symbols as garbage.
3129 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3130 table information for static and relocatable links.
3131 * symtab.h (Symbol_table::set_gc): New function.
3132 (Symbol_table::gc): New function.
3133 (Symbol_table::gc_mark_undef_symbols): New function.
3134 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3135 (Symbol_table::gc_mark_dyn_syms): New function.
3136 (Symbol_table::gc_): New data member.
3137 * target.h (Sized_target::gc_process_relocs): New pure virtual
3139 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3140 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3142 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3144 * options.h (General_options::gc_sections): Define as a no-op for now.
3145 (General_options::no_keep_memory): Ditto.
3146 (General_options::Bshareable): Define.
3147 * options.cc (General_options::finalize): Honor -Bshareable.
3149 2009-01-20 Andreas Schwab <schwab@suse.de>
3151 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3152 read the value in the contents, since we don't use it. Use the
3153 template endianness when writing.
3154 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3156 2009-01-19 Andreas Schwab <schwab@suse.de>
3158 * configure.tgt (powerpc64-*): Fix targ_obj.
3160 2009-01-15 Ian Lance Taylor <iant@google.com>
3162 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3163 local symbols when stripping all symbols.
3165 2009-01-14 Cary Coutant <ccoutant@google.com>
3167 * output.cc (Output_reloc): Add explicit instantiations.
3169 2009-01-14 Cary Coutant <ccoutant@google.com>
3171 * archive.cc (Archive::get_elf_object_for_member): Remove call
3172 to File_read::claim_for_plugin.
3173 * descriptors.cc (Descriptors::open): Remove reference to
3175 (Descriptors::claim_for_plugin): Remove.
3176 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3177 (Descriptors::is_claimed): Remove.
3178 (claim_descriptor_for_plugin): Remove.
3179 * fileread.cc (File_read::claim_for_plugin): Remove.
3180 * fileread.h (File_read::claim_for_plugin): Remove.
3181 (File_read::descriptor): Reopen descriptor if necessary.
3182 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3183 (Plugin_manager::all_symbols_read): Add task parameter. Change
3185 (Plugin_manager::get_input_file): New function.
3186 (Plugin_manager::release_input_file): New function.
3187 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3188 corresponding data member.
3189 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3190 and pass to base constructor. Change all callers.
3191 (get_input_file, release_input_file): New functions.
3192 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3193 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3194 (Plugin_manager::all_symbols_read): Add task parameter.
3195 (Plugin_manager::get_input_file): New function.
3196 (Plugin_manager::release_input_file): New function.
3197 (Plugin_manager::task_): New data member.
3198 (Pluginobj::Pluginobj): Add filesize parameter.
3199 (Pluginobj::filename): New function.
3200 (Pluginobj::descriptor): New function.
3201 (Pluginobj::filesize): New function.
3202 (Pluginobj::filesize_): New data member.
3203 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3204 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3205 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3207 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3208 with archive libraries.
3209 * testsuite/Makefile.in: Regenerate.
3210 * testsuite/plugin_test.c (struct sym_info): New type.
3211 (get_input_file, release_input_file): New static variables.
3212 (onload): Capture new transfer vector entries.
3213 (claim_file_hook): Stop reading at end of file according to filesize.
3214 Factor out parsing of readelf output into separate function.
3215 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3216 APIs and get the source file name from the symbol table. Convert
3217 source file name to corresponding object file name. Print info
3218 message when adding new input files.
3219 (parse_readelf_line): New function.
3220 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3221 * testsuite/plugin_test_2.sh: Likewise.
3222 * testsuite/plugin_test_3.sh: Likewise.
3223 * testsuite/plugin_test_4.sh: New test case.
3225 2009-01-07 Ian Lance Taylor <iant@google.com>
3227 * version.cc (version_string): Bump to 1.8.
3229 2008-12-23 Cary Coutant <ccoutant@google.com>
3231 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3232 * plugin.cc (Plugin_manager::finish): Rename as
3233 layout_deferred_objects. Move cleanup to separate function.
3234 (Plugin_manager::cleanup): New function.
3235 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3237 * plugin.h (Plugin_manager::finish): Rename as
3238 layout_deferred_objects.
3239 (Plugin_manager::cleanup): New function.
3240 (Plugin_manager::cleanup_done): New field.
3242 2008-12-23 Cary Coutant <ccoutant@google.com>
3244 * plugin.cc (is_visible_from_outside): New function.
3245 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3246 so we don't return "IR only" status for exported symbols or -r links.
3248 * testsuite/Makefile.am (plugin_test_3): New test case.
3249 * testsuite/Makefile.in: Regenerate.
3250 * testsuite/plugin_test_3.sh: New file.
3252 2008-12-22 Cary Coutant <ccoutant@google.com>
3254 * object.cc (Sized_relobj::layout_section): New function.
3255 (Sized_relobj::do_layout): Defer layout of input sections until after
3256 plugin has provided replacement files.
3257 (Sized_relobj::do_layout_deferred_sections): New function.
3258 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3259 (Relobj::layout_deferred_sections): New function.
3260 (Relobj::do_layout_deferred_sections): New function.
3261 (Sized_relobj::do_layout_deferred_sections): New function.
3262 (Sized_relobj::layout_section): New function.
3263 (Sized_relobj::Deferred_layout): New structure.
3264 (Sized_relobj::deferred_layout_): New field.
3265 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3266 Change all callers. Layout deferred sections.
3267 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3269 (Plugin_hook::run): Move code from do_plugin_hook inline.
3270 (Plugin_hook::do_plugin_hook): Remove.
3271 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3272 (Plugin_manager::finish): Renamed, was cleanup.
3273 (Plugin_manager::should_defer_layout): New function.
3274 (Plugin_manager::add_deferred_layout_object): New function.
3275 (Plugin_manager::Deferred_layout_list): New type.
3276 (Plugin_manager::deferred_layout_objects_): New field.
3277 (Plugin_hook::do_plugin_hook): Remove.
3279 2008-12-17 Ian Lance Taylor <iant@google.com>
3281 * options.h (class General_options): Add --no case for
3284 2008-12-16 Cary Coutant <ccoutant@google.com>
3286 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3288 (Plugin_manager::claim_file): Create plugin object even if
3289 plugin did not call the add_symbols callback.
3290 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3291 asking for more symbols than were added.
3292 * testsuite/Makefile.am (plugin_test_1): Add test case with
3294 (empty.syms): New target.
3295 * testsuite/Makefile.in: Regenerate.
3296 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3297 message. Don't call add_symbols if no globals.
3298 (all_symbols_read_hook): Don't provide replacement for empty
3301 2008-12-12 Ian Lance Taylor <iant@google.com>
3303 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3304 r_type == 0 for a local symbol with r_sym == 0.
3305 (scan_relocatable_relocs): Pass r_sym to
3306 local_non_section_strategy.
3307 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3310 * configure.ac: Update test for TLS descriptors: they are
3311 supported as of glibc 2.9.
3312 * configure: Rebuild.
3314 2008-12-11 Ian Lance Taylor <iant@google.com>
3317 * target-reloc.h (Default_scan_relocatable_relocs): For each
3318 function, map r_type == 0 to RELOC_DISCARD.
3320 2008-12-10 Cary Coutant <ccoutant@google.com>
3322 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3323 object to override a kept COMDAT group from a plugin object.
3325 2008-12-09 Ian Lance Taylor <iant@google.com>
3328 * yyscript.y (file_cmd): Handle INPUT.
3330 * testsuite/initpri1.c: Change all declarations to be full
3331 prototypes by adding void, to avoid compiler warnings.
3333 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3335 * options.cc (General_options::parse_plugin_opt): New.
3336 (General_options::add_plugin): The argument now is just the filename.
3337 (General_options::add_plugin_option): New.
3338 * options.h (plugin_opt): New.
3339 (add_plugin): Change argument name.
3340 (add_plugin_option): New.
3341 * plugin.cc (Plugin::load): Don't parse the plugin option.
3342 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3343 (Plugin::add_option): New.
3344 (Plugin::args_): Change type.
3345 (Plugin::filename_): New.
3346 (Plugin_manager::add_plugin_option): New.
3347 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3348 * testsuite/Makefile.in: Regenerate.
3350 2008-12-05 Cary Coutant <ccoutant@google.com>
3352 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3353 Handle --strip-lto-sections option.
3354 * options.h (strip_lto_sections): New option.
3356 2008-12-01 Cary Coutant <ccoutant@google.com>
3358 * plugin.cc (ld_plugin_message): Change format parameter to const.
3359 Fix mismatch between new[] and delete.
3361 2008-11-14 Cary Coutant <ccoutant@google.com>
3363 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3366 2008-11-05 Craig Silverstein <csilvers@google.com>
3368 * options.cc (General_options::parse_dynamic_list): New function.
3369 * options.h (General_options): New flags dynamic_list,
3370 dynamic_list_data, dynamic_list_cpp_new, and
3371 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3372 (General_options::in_dynamic_list): New function.
3373 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3374 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3375 (Lex::can_continue_name): Likewise.
3377 (read_script_file): New parameter script_options.
3378 (read_dynamic_list): New function.
3379 (Script_options::define_dynamic_list): New function.
3380 (dynamic_list_keyword_parsecodes): New variable.
3381 (dynamic_list_keywords): New variable.
3382 * script.h (Script_options::define_dynamic_list): New function
3384 (read_dynamic_list): New function prototype.
3385 * symtab.cc (strprefix): New macro.
3386 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3387 dynamic_list_data, dynamic_list_cpp_new, and
3388 dynamic_list_cpp_typeinfo.
3389 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3390 (dynamic_list_expr): New rule.
3391 (dynamic_list_nodes): Likewise.
3392 (dynamic_list_node): Likewise.
3393 * testsuite/Makefile.am (dynamic_list): New test.
3394 * testsuite/Makefile.in: Regenerated.
3395 * testsuite/dynamic_list.t: New file.
3396 * testsuite/dynamic_list.sh: New file.
3398 2008-11-05 Craig Silverstein <csilvers@google.com>
3400 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3401 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3402 (t11_last): Likewise.
3403 * testsuite/ver_test_6.c (main): Likewise.
3405 2008-10-07 Cary Coutant <ccoutant@google.com>
3407 * options.c (General_options::finalize): Add check for -static and
3409 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3412 2008-10-02 Cary Coutant <ccoutant@google.com>
3414 * plugin.cc (make_sized_plugin_object): Fix conditional
3415 compilation to work when not all targets are enabled.
3417 2008-09-29 Cary Coutant <ccoutant@google.com>
3419 * archive.cc (Archive::get_file_and_offset): Use filename instead
3420 of name to get library path.
3421 (Archive::include_member): Unlock external member of a thin archive.
3423 * testsuite/Makefile.am (TEST_AR): New variable.
3424 (thin_archive_test_1): New test.
3425 (thin_archive_test_2): New test.
3426 * testsuite/Makefile.in: Regenerate.
3427 * testsuite/thin_archive_main.cc: New file.
3428 * testsuite/thin_archive_test_1.cc: New file.
3429 * testsuite/thin_archive_test_2.cc: New file.
3430 * testsuite/thin_archive_test_3.cc: New file.
3431 * testsuite/thin_archive_test_4.cc: New file.
3433 2008-09-29 Cary Coutant <ccoutant@google.com>
3435 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3436 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3438 (Sized_relobj::do_finalize_local_symbols): Likewise.
3439 (Sized_relobj::map_to_kept_section): Likewise.
3440 * object.h (Sized_relobj::invalid_address): New constant.
3441 (Sized_relobj::do_output_section_offset): Check for invalid_address
3443 * output.cc (Output_reloc::local_section_offset): Use constant
3444 invalid_address instead of -1U.
3445 (Output_reloc::get_address): Likewise.
3446 (Output_section::output_address): Change -1U to -1ULL.
3447 * output.h (Output_reloc::invalid_address): New constant.
3448 * reloc.cc (Sized_relobj::write_sections): Use constant
3449 invalid_address instead of -1U.
3450 (Sized_relobj::relocate_sections): Likewise.
3451 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3452 values for merge sections.
3453 * target-reloc.h (relocate_for_relocatable): Use constant
3454 invalid_address instead of -1U.
3456 2008-09-19 Cary Coutant <ccoutant@google.com>
3458 Add plugin functionality for link-time optimization (LTO).
3459 * configure.ac (plugins): Add --enable-plugins option.
3460 * configure: Regenerate.
3461 * config.in: Regenerate.
3462 * Makefile.am (LIBDL): New variable.
3463 (CCFILES): Add plugin.cc.
3464 (HFILES): Add plugin.h.
3465 (ldadd_var): Add LIBDL.
3466 * Makefile.in: Regenerate.
3468 * archive.cc: Include "plugin.h".
3469 (Archive::setup): Don't preread archive symbols when using a plugin.
3470 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3471 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3473 (Archive::include_member): Add symbols from plugin objects.
3474 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3475 * descriptors.cc (Descriptors::open): Check for file descriptors
3476 abandoned by plugins.
3477 (Descriptors::claim_for_plugin): New function.
3478 * descriptors.h (Descriptors::claim_for_plugin): New function.
3479 (Open_descriptor::is_claimed): New field.
3480 (claim_descriptor_for_plugin): New function.
3481 * fileread.cc (File_read::claim_for_plugin): New function.
3482 * fileread.h (File_read::claim_for_plugin): New function.
3483 (File_read::descriptor): New function.
3484 * gold.cc: Include "plugin.h".
3485 (queue_initial_tasks): Add task to call plugin hooks for generating
3487 * main.cc: Include "plugin.h".
3488 (main): Load plugin libraries.
3489 * object.h (Pluginobj): Declare.
3490 (Object::pluginobj): New function.
3491 (Object::do_pluginobj): New function.
3492 (Object::set_target): New function.
3493 * options.cc: Include "plugin.h".
3494 (General_options::parse_plugin): New function.
3495 (General_options::General_options): Initialize plugins_ field.
3496 (General_options::add_plugin): New function.
3497 * options.h (Plugin_manager): Declare.
3498 (General_options): Add --plugin option.
3499 (General_options::has_plugins): New function.
3500 (General_options::plugins): New function.
3501 (General_options::add_plugin): New function.
3502 (General_options::plugins_): New field.
3503 * plugin.cc: New file.
3504 * plugin.h: New file.
3505 * readsyms.cc: Include "plugin.h".
3506 (Read_symbols::do_read_symbols): Check for archive before checking
3507 for ELF file. Call plugin hooks to claim files.
3508 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3509 from a real object file; force override when processing replacement
3511 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3512 (Symbol::init_base_object): Likewise.
3513 (Symbol::init_base_output_data): Likewise.
3514 (Symbol::init_base_output_segment): Likewise.
3515 (Symbol::init_base_constant): Likewise.
3516 (Symbol::init_base_undefined): Likewise.
3517 (Symbol::output_section): Assert that object is not a plugin.
3518 (Symbol_table::add_from_pluginobj): New function.
3519 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3521 (Symbol_table::sized_write_globals): Likewise.
3522 (Symbol_table::add_from_pluginobj): Instantiate template.
3523 * symtab.h (Sized_pluginobj): Declare.
3524 (Symbol::in_real_elf): New function.
3525 (Symbol::set_in_real_elf): New function.
3526 (Symbol::in_real_elf_): New field.
3527 (Symbol_table::add_from_pluginobj): New function.
3529 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3530 (LIBDL): New variable.
3532 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3533 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3534 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3535 (MOSTLYCLEANFILES): Likewise.
3536 * testsuite/Makefile.in: Regenerate.
3537 * testsuite/plugin_test.c: New file.
3538 * testsuite/plugin_test_1.sh: New file.
3539 * testsuite/plugin_test_2.sh: New file.
3541 2008-09-16 Ian Lance Taylor <iant@google.com>
3543 * target-reloc.h (relocate_section): Check whether a symbol is
3544 defined by the ABI before reporting an undefined symbol error.
3545 * target.h (Target::is_defined_by_abi): Make parameter const.
3546 (Target::do_is_defined_by_abi): Likewise.
3547 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3548 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3549 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3550 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3551 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3552 * testsuite/Makefile.in: Rebuild.
3554 * fileread.cc (make_view): Add casts to avoid warning.
3556 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3558 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3559 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3561 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3563 * options.h (General_options::output_is_executable): New.
3564 (General_options::output_is_pie): New.
3565 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3566 for shared libraries.
3567 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3569 2008-09-11 Chris Demetriou <cgd@google.com>
3571 * options.h (origin): New -z option.
3572 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3573 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3576 2008-09-05 Cary Coutant <ccoutant@google.com>
3578 * fileread.cc (File_read::make_view): Add check for attempt to map
3581 2008-09-05 Cary Coutant <ccoutant@google.com>
3583 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3584 explicit instantiations.
3586 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3589 * options.cc (General_options::finalize): Allow undefined symbols
3590 in shlibs if linking -shared.
3593 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3594 symbols as not needing a dynsym entry.
3596 2008-08-20 Craig Silverstein <csilvers@google.com>
3598 * fileread.cc (File_read::open): Do not lock the file unless it
3599 was successfully opened.
3601 2008-08-14 Cary Coutant <ccoutant@google.com>
3603 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3604 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3605 * testsuite/tls_test.cc (struct int128): 128-bit struct
3606 for testing TLS relocs with non-zero addend.
3607 (v12): New TLS variable.
3609 (t_last): Add check for v12.
3610 * testsuite/tls_test.h (t12): New function.
3611 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3613 2008-08-13 Ian Lance Taylor <iant@google.com>
3615 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3616 set tls_segment_ or relro_segment_.
3617 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3619 * output.h (Output_section::clear_is_relro): New function.
3620 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3621 sections specially even when output_data_ is empty.
3622 (Output_segment::maximum_alignment): When first section is relro,
3623 only force alignment for PT_LOAD segments.
3624 * script.cc (script_data_segment_align): New function.
3625 (script_data_segment_relro_end): New function.
3626 * script-c.h (script_data_segment_align): Declare.
3627 (script_data_segment_relro_end): Declare.
3628 * script-sections.h (class Script_sections): Declare
3629 data_segment_align and data_segment_relro_end. Add fields
3630 segment_align_index_ and saw_relro_end_.
3631 * script-sections.cc (class Sections_element): Add set_is_relro
3632 virtual function. Add new bool* parameter to place_orphan_here.
3633 Add get_output_section virtual function.
3634 (class Output_section_definition): Add set_is_relro. Add new
3635 bool* parameter to place_orphan_here. Add get_output_section.
3636 Add is_relro_ field.
3637 (Output_section_definition::Output_section_definition): Initialize
3638 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3639 and is_relro_ fields.
3640 (Output_section_definition::place_orphan_here): Add is_relro
3642 (Output_section_definition::set_section_addresses): Set relro for
3644 (Output_section_definition::alternate_constraint): Likewise.
3645 (class Orphan_output_section): Add new bool* parameter to
3646 place_orphan_here. Add get_output_section.
3647 (Orphan_output_section::place_orphan_here): Add is_relro
3649 (Script_sections::Script_sections): Initialize
3650 data_segment_align_index_ and saw_relro_end_.
3651 (Script_sections::data_segment_align): New function.
3652 (Script_sections::data_segment_relro_end): New function.
3653 (Script_sections::place_orphan): Set or clear is_relro.
3654 (Script_sections::set_section_addresses): Force alignment of first
3656 * yyscript.y (exp): Call script_data_segment_align and
3657 script_data_segment_relro_end.
3658 * testsuite/relro_script_test.t: New file.
3659 * testsuite/relro_test.cc (using_script): Declare.
3660 (t1, t2): Test using_script.
3661 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3662 (relro_script_test_SOURCES): Define.
3663 (relro_script_test_DEPENDENCIES): Define.
3664 (relro_script_test_LDFLAGS): Define.
3665 (relro_script_test_LDADD): Define.
3666 (relro_script_test.so): New target.
3667 * testsuite/Makefile.in: Rebuild.
3669 2008-08-06 Cary Coutant <ccoutant@google.com>
3671 * archive.cc (Archive::total_archives, Archive::total_members)
3672 (Archive::total_members_loaded): New variables.
3673 (Archive::setup): Add parameter. Add option to preread
3675 (Archive::read_armap): Add counter.
3676 (Archive::get_file_and_offset): New function.
3677 (Archive::get_elf_object_for_member): New function.
3678 (Archive::read_all_symbols): New function.
3679 (Archive::read_symbols): New function.
3680 (Archive::add_symbols): Add counters.
3681 (Archive::include_all_members): Use armap to find members if it's
3683 (Archive::include_member): Skip reading symbols if already read.
3684 Factored code into Archive::get_file_and_offset and
3685 Archive::get_elf_object_for_member. Changed call to
3686 Mapfile::report_include_archive_member.
3687 (Archive::print_stats): New function.
3688 * archive.h: Declare Object and Read_symbols_data classes.
3689 (Archive::Archive): Add initializers for new members.
3690 (Archive::setup): Add parameter.
3691 (Archive::print_stats): New function.
3692 (Archive::total_archives, Archive::total_members)
3693 (Archive::total_members_loaded): New variables.
3694 (Archive::get_file_and_offset): New function.
3695 (Archive::get_elf_object_for_member): New function.
3696 (Archive::read_all_symbols): New function.
3697 (Archive::read_symbols): New function.
3698 (Archive::Archive_member): New class.
3699 (Archive::members_): New member.
3700 (Archive::num_members_): New member.
3701 * main.cc: Include archive.h.
3702 (main): Call Archive::print_stats.
3703 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3704 archive parameter; member_name is now the fully-decorated name.
3705 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3706 * options.h: (General_options): Add --preread-archive-symbols option.
3707 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3710 2008-08-04 Ian Lance Taylor <iant@google.com>
3712 * symtab.h (Symbol::use_plt_offset): New function.
3713 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3714 * powerpc.cc (Relocate::relocate): Likewise.
3715 * sparc.cc (Relocate::relocate): Likewise.
3716 * x86_64.cc (Relocate::relocate): Likewise.
3717 * testsuite/weak_plt.sh: New test.
3718 * testsuite/weak_plt_main.cc: New test.
3719 * testsuite/weak_plt_shared.cc: New test.
3720 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3721 (check_PROGRAMS): Add weak_plt.
3722 (check_DATA): Add weak_plt_shared.so.
3723 (weak_plt_main_pic.o, weak_plt): New targets.
3724 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3725 * testsuite/Makefile.in: Rebuild.
3727 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3729 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3730 * testsuite/Makefile.in: Rebuild.
3732 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3734 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3735 * Makefile.in: Regenerate.
3736 * po/POTFILES.in: Regenerate.
3738 2008-07-29 Ian Lance Taylor <iant@google.com>
3740 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3741 symbols before other symbols.
3742 * testsuite/script_test_2.cc (test_addr): Declare.
3743 (test_addr_alias): Declare.
3744 (main): Check that test_addr and test_addr_alias have the right
3746 * testsuite/script_test_2.t: Define test_addr_alias and
3749 2008-07-24 Ian Lance Taylor <iant@google.com>
3752 * descriptors.cc: New file.
3753 * descriptors.h: New file.
3754 * gold-threads.h (class Hold_optional_lock): New class.
3755 * fileread.cc: Include "descriptors.h".
3756 (File_read::~File_read): Release descriptor rather than closing
3758 (File_read::open) [file]: Call open_descriptor rather than open.
3759 Set is_descriptor_opened_.
3760 (File_read::open) [memory]: Assert that descriptor is not open.
3761 (File_read::reopen_descriptor): New function.
3762 (File_read::release): Release descriptor.
3763 (File_read::do_read): Make non-const. Reopen descriptor.
3764 (File_read::read): Make non-const.
3765 (File_read::make_view): Reopen descriptor.
3766 (File_read::do_readv): Likewise.
3767 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3768 Update declarations.
3769 * layout.cc: Include "descriptors.h".
3770 (Layout::create_build_id): Use open_descriptor rather than open.
3771 * output.cc: Include "descriptors.h".
3772 (Output_file::open): Use open_descriptor rather than open.
3773 * archive.cc (Archive::const_iterator): Change Archive to be
3775 (Archive::begin, Archive::end): Make non-const.
3776 (Archive::count_members): Likewise.
3777 * archive.h (class Archive): Update declarations.
3778 * object.h (Object::read): Make non-const.
3779 * Makefile.am (CCFILES): Add descriptors.cc.
3780 (HFILES): Add descriptors.h.
3781 * Makefile.in: Rebuild.
3784 * gold.h: Always include <clocale>. Add Solaris workarounds
3785 following code in binutils/sysdep.h.
3788 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3789 this->eh_frame_hdr_ is NULL before using it.
3791 * dynobj.cc (Versions::Versions): Update comment.
3793 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3794 the base version name.
3796 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3797 array size plus one.
3798 (Stringpool_template::set_string_offsets): Subtract one from key
3799 before using it as an array index.
3800 (Stringpool_template::get_offset_with_length): Likewise.
3801 (Stringpool_template::write_to_buffer): Likewise.
3802 * stringpool.h (Stringpool_template::get_offset_from_key):
3805 2008-07-23 Ian Lance Taylor <iant@google.com>
3808 * object.h (Merged_symbol_value::value): Do our best to handle a
3812 * script.cc (Version_script_info::get_versions): Don't add empty
3813 version tag to return value.
3814 (Version_script_info::get_symbol_version_helper): Change return
3815 type to bool. Add pversion parameter. Change all callers.
3816 (script_register_vers_node): Don't require a non-NULL tag.
3817 * script.h (class Version_script_info): Update declarations.
3818 (Version_script_info::get_symbol_version): Change return type to
3819 bool. Add version parameter. Change all callers.
3820 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3821 handling. Handle an empty version from a version script.
3822 (Symbol_table::define_special_symbol): Likewise.
3823 * testsuite/ver_test_10.script: New file.
3824 * testsuite/ver_test_10.sh: New file.
3825 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3826 (check_DATA): Add ver_test_10.syms.
3827 (ver_test_10.syms, ver_test_10.so): New target.
3828 * testsuite/Makefile.in: Rebuild.
3830 2008-07-23 Simon Baldwin <simonb@google.com>
3832 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3833 to zero for undefined symbols from dynamic libraries.
3835 2008-07-23 Ian Lance Taylor <iant@google.com>
3837 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3839 * symtab.h (class Symbol_table): Update declaration.
3840 * testsuite/ver_test_9.cc: New file.
3841 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3842 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3843 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3844 (ver_test_9.so, ver_test_9.o): New targets.
3845 * testsuite/Makefile.in: Rebuild.
3847 2008-07-22 Ian Lance Taylor <iant@google.com>
3849 * options.h (class General_options): Define --check-sections.
3850 * layout.cc (Layout::set_segment_offsets): Handle
3853 * options.h (class General_options): Define -n/--nmagic and
3855 * options.cc (General_options::finalize): For -n/--nmagic or
3856 -N/--omagic, set -static.
3857 * layout.cc (Layout::attach_allocated_section_to_segment): If
3858 -N/--omagic, don't put read-only and read-write sections in
3860 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3861 finding a read-only segment.
3862 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3863 don't set the minimum segment alignment to the common page size,
3864 and don't set the file offset to the address modulo the page size.
3865 * script-sections.cc (Script_sections::create_segments): If
3866 -n/--omagic, don't put read-only and read-write sections in
3869 * cref.cc: New file.
3871 * options.h (class General_options): Add --print-symbol-counts.
3872 * main.cc (main): Issue defined symbol report if requested.
3873 * archive.cc (Archive::interpret_header): Make into a const member
3875 (Archive::add_symbols): Call Input_objects::archive_start and
3877 (Archive::const_iterator): Define new class.
3878 (Archive::begin, Archive::end): New functions.
3879 (Archive::include_all_members): Rewrite to use iterator.
3880 (Archive::count_members): New function.
3881 * archive.h (class Archive): Update declarations.
3882 (Archive::filename): New function.
3883 * object.cc: Include "cref.h".
3884 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3885 (Sized_relobj::do_get_global_symbol_counts): New function.
3886 (Input_objects::add_object): Add object to cross-referencer.
3887 (Input_objects::archive_start): New function.
3888 (Input_objects::archive_stop): New function.
3889 (Input_objects::print_symbol_counts): New function.
3890 * object.h: Declare Cref and Archive.
3891 (Object::get_global_symbol_counts): New function.
3892 (Object::do_get_global_symbol_counts): New pure virtual function.
3893 (class Sized_relobj): Add defined_count_ field. Update
3895 (class Input_objects): Add cref_ field. Update constructor.
3896 Update declarations.
3897 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3899 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3901 (Sized_dynobj::do_get_global_symbol_counts): New function.
3902 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3903 defined_count_. Update declarations. Define Symbols typedef.
3904 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3905 parameter. Change all callers.
3906 (Symbol_table::add_from_dynobj): Add sympointers and defined
3907 parameters. Change all callers.
3908 * symtab.h (class Symbol_table): Update declarations.
3909 * Makefile.am (CCFILES): Add cref.cc.
3910 (HFILES): Add cref.h.
3911 * Makefile.in: Rebuild.
3913 2008-07-22 Simon Baldwin <simonb@google.com>
3915 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3916 to zero when writing undefined symbols.
3918 2008-07-22 Ian Lance Taylor <iant@google.com>
3920 * output.cc (Output_section::add_input_section): Don't try to
3921 merge empty merge sections.
3923 2008-07-21 Craig Silverstein <csilvers@google.com>
3925 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3926 Include symbol version in error message.
3928 2008-07-20 Chris Demetriou <cgd@google.com>
3930 * configure.ac (gold_cv_c_random_seed): New configured variable.
3931 (RANDOM_SEED_CFLAGS): New substituted variable.
3932 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3933 * configure: Rebuild.
3934 * Makefile.in: Likewise.
3935 * testsuite/Makefile.in: Likewise.
3937 2008-07-18 Ian Lance Taylor <iant@google.com>
3939 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3940 where we see NAME/NULL and NAME/VERSION as separate symbols.
3941 * testsuite/ver_test_main.cc (main): Call t4.
3942 (t4, t4_2a): Define.
3943 * testsuite/ver_test_2.cc (t4_2): Define.
3944 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3945 * testsuite/ver_test_4.cc (t4_2a): Define.
3946 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3947 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3949 2008-07-17 Ian Lance Taylor <iant@google.com>
3951 * dynobj.cc (Versions::add_def): If we give an error about a
3952 missing version, go ahead and create the version anyhow.
3954 2008-07-10 Ian Lance Taylor <iant@google.com>
3956 Handle output sections with more than 0x7fffffff bytes.
3957 * object.h (class Relobj): Change map_to_output_ to
3958 output_sections_, and just keep a section pointer. Change all
3959 uses. Move comdat group support to Sized_relobj.
3960 (Relobj::is_section_specially_mapped): Remove.
3961 (Relobj::output_section): Remove poff parameter. Change all
3963 (Relobj::output_section_offset): New function.
3964 (Relobj::set_section_offset): Rewrite.
3965 (Relobj::map_to_output): Remove.
3966 (Relobj::output_sections): New function.
3967 (Relobj::do_output_section_offset): New pure virtual function.
3968 (Relobj::do_set_section_offset): Likewise.
3969 (class Sized_relobj): Add section_offsets_ field. Add comdat
3970 group support from Relobj. Update declarations.
3971 (Sized_relobj::get_output_section_offset): New function.
3972 (Sized_relobj::do_output_section_offset): New function.
3973 (Sized_relobj::do_set_section_offset): New function.
3974 * object.cc (Relobj::output_section_address): Remove.
3975 (Sized_relobj::Sized_relobj): Initialize new fields.
3976 (Sized_relobj::include_section_group): Cast find_kept_object to
3978 (Sized_relobj::include_linkonce_section): Likewise.
3979 (Sized_relobj::do_layout): Use separate arrays for output section
3981 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3983 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3984 output_sections and section_offsets.
3985 (Sized_relobj::write_local_symbols): Likewise.
3986 (map_to_kept_section): Compute output address directly.
3987 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3988 output_sections and section_offsets.
3989 (Sized_relobj::write_sections): Likewise.
3990 (Sized_relobj::relocate_sections): Likewise.
3991 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3992 * output.h (class Output_reloc): Update declarations. Change
3993 u2_.relobj to Sized_relobj*.
3994 (class Output_data_reloc): Change add functions to use
3996 * output.cc (Output_reloc::Output_reloc): Change relobj to
3998 (Output_reloc::local_section_offset): Change return type to
3999 Elf_Addr. Use get_output_section_offset.
4000 (Output_reloc::get_address): Likewise.
4001 (Output_section::is_input_address_mapped): Don't call
4002 is_section_specially_mapped.
4003 (Output_section::output_offset): Likewise.
4004 (Output_section::output_address): Likewise.
4005 (Output_section::starting_output_address): Likewise.
4006 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4007 parameter to Sized_relobj*.
4008 (Copy_relocs::need_copy_reloc): Likewise.
4009 (Copy_relocs::save): Likewise.
4010 * copy-relocs.h (class Copy_relocs): Update declarations.
4011 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4012 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4013 * target-reloc.h (relocate_for_relocatable): Change
4014 offset_in_output_section type to Elf_Addr. Change code that uses
4016 * layout.cc (Layout::layout): Always set *off.
4017 * mapfile.cc (Mapfile::print_input_section): Use
4018 output_section_offset.
4019 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4021 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4022 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4023 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4025 2008-07-03 Ian Lance Taylor <iant@google.com>
4027 * layout.cc (Layout::include_section): Do not discard unrecognized
4028 SHT_STRTAB sections.
4030 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4032 * script.cc (Lex::can_continue_name): Make '?' allowable in
4033 version-script names.
4034 * testsuite/version_script.map: Change glob pattern to use '?'
4036 2008-06-30 Manish Singh <yosh@gimp.org>
4039 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4042 2008-06-30 Ian Lance Taylor <iant@google.com>
4046 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4047 versions]: Don't try to read the value in the contents, since we
4048 don't use it. Use the template endianness when writing.
4050 2008-06-25 Cary Coutant <ccoutant@google.com>
4052 * fileread.cc (File_read::make_view): Assert on zero-length view.
4053 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4054 symbol table when there are no symbols to read.
4056 2008-06-23 Craig Silverstein <csilvers@google.com>
4058 * version.cc (version_string): Bump to 1.7
4060 2008-06-18 Craig Silverstein <csilvers@google.com>
4062 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4063 constant 0xFFFF to type Valtype.
4064 (Powerpc_relocate_functions::rel16_ha): Likewise.
4066 2008-06-17 Ian Lance Taylor <iant@google.com>
4068 * output.h (Output_section::Input_section): Initialize p2align_ to
4069 zero for Output_section_data constructors.
4070 (Output_section::Input_section::addralign): If not an input
4071 section, return the alignment of the Output_section_data.
4072 * testsuite/copy_test.cc: New file.
4073 * testsuite/copy_test_1.cc: New file.
4074 * testsuite/copy_test_2.cc: New file.
4075 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4076 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4077 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4078 (copy_test_1_pic.o, copy_test_1.so): New targets.
4079 (copy_test_2_pic.o, copy_test_2.so): New targets.
4080 * testsuite/Makefile.in: Rebuild.
4082 * script-sections.cc (Script_sections::place_orphan): Initialize
4083 local variable exact.
4085 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4087 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4089 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4090 David S. Miller <davem@davemloft.net>
4092 * powerpc.cc: New file.
4093 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4094 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4095 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4096 * Makefile.in: Rebuild.
4098 2008-06-09 Ian Lance Taylor <iant@google.com>
4100 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4102 (throwing, orig_terminate): New static variables.
4103 (terminate_handler): New static function.
4104 (t2): Set terminate handler.
4106 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4109 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4112 2008-05-30 Cary Coutant <ccoutant@google.com>
4114 * archive.cc (Archive::include_all_members) Correct to step
4115 over symbol table and extended name table in thin archives.
4117 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4120 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4123 2008-05-28 Caleb Howe <cshowe@google.com>
4125 * reduced_debug_output.cc: New file.
4126 * reduced_debug_output.h: New file.
4127 * options.h (class General_options): Add --strip-debug-non-line.
4128 * options.cc (General_options::finalize): Add strip_debug_non_line
4129 to the strip heirarchy.
4130 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4132 * layout.cc: Include "reduced_debug_output.h".
4133 (Layout::Layout): Initialize new fields.
4134 (line_only_debug_sections): New static array.
4135 (is_lines_only_debug_sections): New static inline function.
4136 (Layout::include_section): Handle --strip-debug-non-line.
4137 (Layout::make_output_section): If --strip-debug-non-line, build
4138 new output sections for .debug_abbrev and .debug_info.
4139 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4140 gold. Warn about possible overflow.
4141 (read_signed_LEB_128): Likewise.
4142 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4143 (read_signed_LEB_128): Declare.
4144 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4145 (HFILES): Add reduced_debug_output.h.
4146 * Makefile.in: Rebuild.
4148 2008-05-21 Ian Lance Taylor <iant@google.com>
4150 * mapfile.cc: New file.
4151 * mapfile.h: New file.
4152 * options.h (class General_options): Add -M/--print-map and -Map.
4153 * options.cc (General_options::finalize): Make -M equivalent to
4155 * main.cc: Include <cstdio> and "mapfile.h".
4156 (main): Open mapfile if requested.
4157 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4158 constructor. Change caller.
4159 (queue_initial_tasks): Add mapfile parameter. Change caller.
4160 (queue_middle_tasks): Likewise.
4161 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4163 * archive.cc: Include "mapfile.h".
4164 (Archive::add_symbols): Add mapfile parameter. Change all
4165 callers. Pass mapfile, symbol, and reason to include_member.
4166 (Archive::include_all_members): Add mapfile parameter. Change all
4168 (Archive::include_member): Add mapfile, sym, and why parameters.
4169 Change all callers. Report inclusion to map file.
4170 * archive.h: Include "fileread.h".
4171 (class Archive): Update declarations.
4172 (Archive::file): New const method.
4173 (class Add_archive_symbols): Add mapfile_ field. Update
4174 constructor. Change all callers.
4175 * readsyms.h (class Read_symbols): Likewise.
4176 (class Finish_group): Likewise.
4177 (class Read_script): Likewise.
4178 * common.cc: Include "mapfile.h".
4179 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4181 (Symbol_table::do_allocate_commons): Likewise.
4182 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4183 symbol allocation to mapfile.
4184 * common.h (class Allocate_commons_task): Add mapfile_ field.
4185 Update constructor. Change all callers.
4186 * symtab.h (class Symbol_table): Update declarations.
4187 * layout.cc: Include "mapfile.h".
4188 (Layout_task_runner::run): Print information to mapfile.
4189 (Layout::create_gold_note): Change Output_data_fixed_space to
4190 Output_data_zero_fill.
4191 (Layout::create_build_id): Likewise.
4192 (Layout::print_to_mapfile): New function.
4193 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4194 constructor. Change caller.
4195 (class Layout): Declare print_to_mapfile.
4196 * output.cc (Output_section::Input_section::print_to_mapfile): New
4198 (Output_section::add_input_section): If producing a map, always
4199 add to input_sections_ list.
4200 (Output_section::do_print_to_mapfile): New function.
4201 (Output_segment::print_sections_to_mapfile): New function.
4202 (Output_segment::print_section_list_to_mapfile): New function.
4203 * output.h: Include "mapfile.h".
4204 (Output_data::print_to_mapfile): New function.
4205 (Output_data::do_print_to_mapfile): New virtual function.
4206 (Output_segment_headers::do_print_to_mapfile): New function.
4207 (Output_file_header::do_print_to_mapfile): New function.
4208 (Output_data_const::do_print_to_mapfile): New function.
4209 (class Output_data_const_buffer): Add map_name_ field. Update
4210 constructor. Change all callers. Add do_print_to_mapfile
4212 (class Output_data_fixed_space): Likewise.
4213 (class Output_data_space): Likewise.
4214 (class Output_data_zero_fill): New class.
4215 (Output_data_strtab::do_print_to_mapfile): New function.
4216 (Output_data_reloc_base::do_print_to_mapfile): New function.
4217 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4218 (Output_data_group::do_print_to_mapfile): New function.
4219 (Output_data_got::do_print_to_mapfile): New function.
4220 (Output_data_dynamic::do_print_to_mapfile): New function.
4221 (Output_symtab_xindex::do_print_to_mapfile): New function.
4222 (class Output_section): Declare do_print_to_mapflie. Declare
4223 print_to_mapfile in Input_section.
4224 (class Output_segment): Declare new functions.
4225 * object.h (Sized_relobj::symbol_count): New function.
4226 * script-sections.cc
4227 (Output_section_element_dot_assignment::set_section_addresses):
4228 Change Output_data_fixed_space to Output_data_zero_fill.
4229 (Output_data_expression::do_print_to_mapfile): New function.
4230 * script.cc (read_input_script): Add mapfile parameter. Change
4232 * script.h (read_input_script): Update declaration.
4233 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4234 (Eh_frame::do_print_to_mapfile): New function.
4235 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4236 (Output_merge_string::do_print_to_mapfile): New function.
4237 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4239 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4241 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4243 * Makefile.am (CCFILES): Add mapfile.cc.
4244 (HFILES): Add mapfile.h.
4245 * Makefile.in: Rebuild.
4247 2008-05-19 Ian Lance Taylor <iant@google.com>
4249 * options.h (class General_options): Add -z relro.
4250 * layout.cc (Layout::Layout): Initialize relro_segment_.
4251 (Layout::add_output_section_data): Return the output section.
4252 (Layout::make_output_section): Rcognize relro sections and mark
4254 (Layout::attach_allocated_section_to_segment): Put relro sections
4255 in a PT_GNU_RELRO segment.
4256 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4258 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4260 (Layout::linkonce_mapping): Map d.rel.ro.local to
4262 (Layout::output_section_name): Us .data.rel.ro.local for any
4263 section which begins with that.
4264 * layout.h (class Layout): Update add_output_section_data
4265 declaration. Add relro_segment_ field.
4266 * output.cc (Output_section::Output_section): Initialize is_relro_
4267 and is_relro_local_ fields.
4268 (Output_segment::add_output_section): Group relro sections.
4269 (Output_segment::is_first_section_relro): New function.
4270 (Output_segment::maximum_alignment): If there is a relro section,
4271 align the segment to the common page size.
4272 (Output_segment::set_section_addresses): Track whether we are
4273 looking at relro sections. If the last section is a relro
4274 section, align to the common page size.
4275 (Output_segment::set_section_list_addresses): Add in_relro
4276 parameter. Change all callers. Align to the page size when
4277 moving from relro to non-relro section.
4278 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4280 * output.h (class Output_section): Add is_relro_ and
4281 is_relro_local_ fields.
4282 (Output_section::is_relro): New function.
4283 (Output_section::set_is_relro): New function.
4284 (Output_section::is_relro_local): New function.
4285 (Output_section::set_is_relro_local): New function.
4286 (class Output_segment): Update declarations.
4287 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4288 * sparc.cc (Target_sparc::got_section): Likewise.
4289 * x86_64.cc (Target_x86_64::got_section): Likewise.
4290 * testsuite/relro_test_main.cc: New file.
4291 * testsuite/relro_test.cc: New file.
4292 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4293 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4294 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4295 (relro_test.so, relro_test_pic.o): New targets.
4296 * testsuite/Makefile.in: Rebuild.
4298 2008-05-16 Ian Lance Taylor <iant@google.com>
4300 * output.cc (Output_segment::add_output_section): Remove front
4302 * output.h (class Output_segment): Remove
4303 add_initial_output_section and overloaded add_output_section.
4304 Update declaration of remaining add_output_section.
4305 * layout.cc (Layout::create_interp): Call add_output_section
4306 rather than add_initial_output_section.
4307 (Layout::finish_dynamic_section): Likewise.
4309 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4310 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4311 know the dynamic type.
4312 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4313 field. Initialize it in constructor.
4314 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4315 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4316 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4319 * output.cc (Output_reloc::get_address): Change return type to
4321 * output.h (class Output_reloc): Update get_address declaration.
4322 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4323 for section addresses.
4325 2008-05-09 Ian Lance Taylor <iant@google.com>
4328 * gold.cc (gold_nomem): Use return value of write.
4330 2008-05-08 Ian Lance Taylor <iant@google.com>
4332 * symtab.c (Symbol::init_base_output_data): Add version
4333 parameter. Change all callers.
4334 (Symbol::init_base_output_segment): Likewise.
4335 (Symbol::init_base_constant): Likewise.
4336 (Symbol::init_base_undefined): Likewise.
4337 (Sized_symbol::init_output_data): Likewise.
4338 (Sized_symbol::init_output_segment): Likewise.
4339 (Sized_symbol::init_constant): Likewise.
4340 (Sized_symbol::init_undefined): Likewise.
4341 (Symbol_table::do_define_in_output_data): If the new symbol has a
4342 version, mark it as the default.
4343 (Symbol_table::do_define_in_output_segment): Likewise.
4344 (Symbol_table::do_define_as_constant): Likewise.
4345 * symtab.h (class Symbol): Update declarations.
4346 (class Sized_symbol): Likewise.
4347 * resolve.cc (Symbol::override_version): New function.
4348 (Symbol::override_base): Call override_version.
4349 (Symbol::override_base_with_special): Likewise.
4350 * testsuite/ver_script_8.script: New file.
4351 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4352 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4353 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4354 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4356 2008-05-06 Ian Lance Taylor <iant@google.com>
4359 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4361 (class General_options): Remove existing --undefined, and add
4362 --no-undefined instead. Add new --undefined as synonym for -u.
4363 * archive.cc (Archive::add_symbols): Check whether symbol was
4365 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4366 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4367 all uses. Add IS_UNDEFINED. Update declarations to split
4368 different versions of init_base. Declare init_base_undefined.
4369 (Symbol::is_defined): Handle IS_UNDEFINED.
4370 (Symbol::is_undefined): Likewise.
4371 (Symbol::is_weak_undefined): Call is_undefined.
4372 (Symbol::is_absolute): Handle IS_CONSTANT.
4373 (class Sized_symbol): Update declarations to split different
4374 versions of init. Declare init_undefined.
4375 (class Symbol_table): Declare new functions.
4376 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4378 (Symbol::init_base_output_data): Likewise.
4379 (Symbol::init_base_output_segment): Likewise.
4380 (Symbol::init_base_constant): Likewise.
4381 (Symbol::init_base_undefined): New function.
4382 (Sized_symbol::init_object): Rename from init. Change all
4384 (Sized_symbol::init_output_data): Likewise.
4385 (Sized_symbol::init_output_segment): Likewise.
4386 (Sized_symbol::init_constant): Likewise.
4387 (Sized_symbol::init_undefined): New function.
4388 (Symbol_table::add_undefined_symbols_from_command_line): New
4390 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4392 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4393 (Symbol::output_section): Likewise.
4394 (Symbol::set_output_section): Likewise.
4395 (Symbol_table::sized_finalize_symbol): Likewise.
4396 (Symbol_table::sized_write_globals): Likewise.
4397 * resolve.cc (Symbol_table::should_override): Likewise.
4398 (Symbol::override_base_with_special): Likewise.
4400 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4401 symbol, change it to have default visibility.
4402 * testsuite/protected_1.cc: New file.
4403 * testsuite/protected_2.cc: New file.
4404 * testsuite/protected_3.cc: New file.
4405 * testsuite/protected_main_1.cc: New file.
4406 * testsuite/protected_main_2.cc: New file.
4407 * testsuite/protected_main_3.cc: New file.
4408 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4409 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4410 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4411 (protected_1.so): New target.
4412 (protected_1_pic.o, protected_2_pic.o): New targets.
4413 (protected_3_pic.o): New target.
4414 (check_PROGRAMS): Add protected_2.
4415 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4416 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4417 * testsuite/Makefile.in: Rebuild.
4419 * options.h (DEFINE_var): Add set_user_set_##varname__.
4420 (DEFINE_bool_alias): New macro.
4421 (class General_options): Define -Bstatic using DEFINE_bool_alias
4422 rather than DEFINE_special. Add --undefined as an alias for -z
4424 * options.cc (General_options::parse_Bstatic): Remove.
4426 * options.h (class General_options): Add --fatal-warnings.
4427 * main.cc (main): Implement --fatal-warnings.
4428 * errors.h (Errors::warning_count): New function.
4430 * options.h (class General_options): Add -Bsymbolic-functions.
4431 * symtab.h (Symbol::is_preemptible): Check for
4432 -Bsymbolic-functions.
4434 2008-05-05 Ian Lance Taylor <iant@google.com>
4436 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4437 as noVARNAME rather than no-VARNAME.
4438 (class General_options): Add option -z combreloc.
4439 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4441 (Output_reloc::sort_before) [SHT_REL]: New function.
4442 (Output_reloc::sort_before) [SHT_RELA]: New function.
4443 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4444 Sort_relocs_comparison.
4445 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4446 parameter. Change all callers.
4447 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4448 sort_relocs parameter. Change all callers.
4449 * output.cc (Output_reloc::get_address): New function, broken out
4451 (Output_reloc::write_rel): Call it.
4452 (Output_reloc::compare): New function.
4453 (Output_data_reloc_base::do_write): Optionally sort relocs.
4455 * configure.ac: If targ_extra_obj is set, link it in.
4456 * configure.tgt: Initialize all variables.
4457 (x86_64*): Set targ_extra_obj and targ_extra_size.
4458 * configure: Rebuild.
4460 * object.cc (Sized_relobj::include_section_group): Adjust section
4461 indexes read from group data. Build vector to pass to
4463 * layout.cc (Layout::layout_group): Add flags and shndxes
4464 parameters. Remove contents parameter. Change caller. Update
4465 explicit instantiations.
4466 * layout.h (class Layout): Update layout_group declaration.
4467 * output.cc (Output_data_group::Output_data_group): Add flags and
4468 input_shndxes parameters. Remove contents parameter. Change
4470 (Output_data_group::do_write): Change input_sections_ to
4472 * output.h (class Output_data_group): Update constructor
4473 declaration. Rename input_sections_ to input_shndxes_.
4474 * testsuite/many_sections_test.cc: Add template.
4476 2008-04-30 Cary Coutant <ccoutant@google.com>
4478 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4480 * layout.cc (Layout::include_section): Refactored check for debug
4482 (Layout::add_comdat): Add new parameters. Change type
4483 of signature parameter. Add object and shndx to signatures table.
4484 (Layout::find_kept_object): New function.
4485 * layout.h: Include <cstring>.
4486 (Layout::is_debug_info_section): New function.
4487 (Layout::add_comdat): Add new parameters.
4488 (Layout::find_kept_object): New function.
4489 (Layout::Kept_section): New struct.
4490 (Layout::Signatures): Change type of map range.
4491 * object.cc (Relobj::output_section_address): New function.
4492 (Sized_relobj::include_section_group): Add new parameters. Change
4493 calls to Layout::add_comdat. Change to build table of kept comdat
4494 groups and table mapping discarded sections to kept sections.
4495 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4496 (Sized_relobj::do_layout): Change calls to include_section_group and
4497 include_linkonce_section.
4498 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4499 value to zero when section is discarded.
4500 (Sized_relobj::map_to_kept_section): New function.
4501 * object.h (Relobj::output_section_address): New function.
4502 (Relobj::Comdat_group): New type.
4503 (Relobj::find_comdat_group): New function.
4504 (Relobj::Comdat_group_table): New type.
4505 (Relobj::Kept_comdat_section): New type.
4506 (Relobj::Kept_comdat_section_table): New type.
4507 (Relobj::add_comdat_group): New function.
4508 (Relobj::set_kept_comdat_section): New function.
4509 (Relobj::get_kept_comdat_section): New function.
4510 (Relobj::comdat_groups_): New field.
4511 (Relobj::kept_comdat_sections_): New field.
4512 (Symbol_value::input_value): Update comment.
4513 (Sized_relobj::map_to_kept_section) New function.
4514 (Sized_relobj::include_linkonce_section): Add new parameter.
4515 * target-reloc.h (Comdat_behavior): New type.
4516 (get_comdat_behavior): New function.
4517 (relocate_section): Add code to map a discarded section to the
4518 corresponding kept section when applying a relocation.
4520 2008-04-30 Craig Silverstein <csilvers@google.com>
4522 * dwarf_reader.cc (next_generation_count): New static var.
4523 (Addr2line_cache_entry): New struct.
4524 (addr2line_cache): New static var.
4525 (Dwarf_line_info::one_addr2line): Added caching.
4526 (Dwarf_line_info::clear_addr2line_cache): New function.
4527 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4528 cache-size parameter.
4529 (Dwarf_line_info::one_addr2line_cache): New function.
4530 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4531 new cache-size argument to one_addr2line(), and clear cache.
4533 2008-04-28 Cary Coutant <ccoutant@google.com>
4535 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4536 R_386_PC8 relocations.
4538 2008-04-23 Ian Lance Taylor <iant@google.com>
4540 * object.cc (Sized_relobj::include_section_group): Check for
4541 invalid section group.
4543 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4546 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4547 than read for file header.
4548 * archive.cc (Archive::include_member): Likewise.
4550 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4552 * aclocal.m4: Regenerate.
4553 * configure: Regenerate.
4555 2008-04-19 Ian Lance Taylor <iant@google.com>
4557 * version.cc (version_string): Bump to 1.6.
4559 * testsuite/Makefile.am (many_sections_r_test): New target.
4560 (many_sections_r_test_SOURCES): Remove.
4561 (many_sections_r_test_DEPENDENCIES): Remove.
4562 (many_sections_r_test_LDFLAGS): Remove.
4563 (many_sections_r_test_LDADD): Remove.
4565 * object.cc (Sized_relobj::do_add_symbols): Always pass
4566 local_symbol_count_ to add_from_relobj.
4568 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4569 every thousand variables.
4570 * testsuite/Makefile.in: Rebuild.
4572 * object.cc (Xindex::initialize_symtab_xindex): New function.
4573 (Xindex::read_symtab_xindex): New function.
4574 (Xindex::sym_xindex_to_shndx): New function.
4575 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4577 (Sized_relobj::do_initialize_xindex): New function.
4578 (Sized_relobj::do_read_symbols): Adjust section links.
4579 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4580 parameter. Change all callers.
4581 (Sized_relobj::include_section_group): Adjust section links and
4582 symbol section indexes.
4583 (Sized_relobj::do_layout): Adjust section links.
4584 (Sized_relobj::do_count_local_symbols): Adjust section links and
4585 symbol section indexes.
4586 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4587 ordinary and special symbols.
4588 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4589 dynsym_xindex parameters. Change all callers. Adjust section
4590 links. Use SHN_XINDEX when needed.
4591 (Sized_relobj::get_symbol_location_info): Adjust section links.
4592 Don't get fooled by special symbols.
4593 * object.h (class Xindex): Define.
4594 (class Object): Add xindex_ parameter. Declare virtual functoin
4595 do_initialize_xindex.
4596 (Object::adjust_sym_shndx): New function.
4597 (Object::set_xindex): New protected function.
4598 (class Symbol_value): Add is_ordinary_shndx_ field.
4599 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4600 (Symbol_value::value): Assert ordinary section.
4601 (Symbol_value::initialize_input_to_output_map): Likewise.
4602 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4604 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4606 (class Sized_relobj): Update declarations.
4607 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4608 parameter. Change all callers.
4609 (Sized_relobj::adjust_shndx): New function.
4610 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4612 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4613 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4614 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4615 (Sized_dynobj::read_dynsym_section): Adjust section links.
4616 (Sized_dynobj::read_dynamic): Likewise.
4617 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4619 (Sized_dynobj::do_initialize_xindex): New function.
4620 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4621 do_initialize_xindex.
4622 (Sized_dynobj::adjust_shndx): New function.
4623 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4624 dynsym_xindex_ fields.
4625 (Layout::finalize): Add a call to set_section_indexes before
4626 creating the symtab sections.
4627 (Layout::set_section_indexes): Don't do anything if the section
4628 already has a section index.
4629 (Layout::create_symtab_sections): Add shnum parameter. Change
4630 caller. Create .symtab_shndx section if needed.
4631 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4633 (Layout::allocated_output_section_count): New function.
4634 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4636 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4637 fields. Update declarations.
4638 (Layout::symtab_xindex): New function.
4639 (Layout::dynsym_xindex): New function.
4640 (class Write_symbols_task): Add layout_ field.
4641 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4643 * output.cc (Output_section_headers::Output_section_headers): Add
4644 shstrtab_section parameter. Change all callers.
4645 (Output_section_headers::do_sized_write): Store overflow values
4646 for section count and section string table section index in
4647 section header zero.
4648 (Output_file_header::do_sized_write): Check for overflow of
4649 section count and section string table section index.
4650 (Output_symtab_xindex::do_write): New function.
4651 (Output_symtab_xindex::endian_do_write): New function.
4652 * output.h (class Output_section_headers): Add shstrtab_section_.
4653 Update declarations.
4654 (class Output_symtab_xindex): Define.
4655 (Output_section::has_out_shndx): New function.
4656 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4658 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4660 (Sized_symbol::init): Likewise.
4661 (Symbol::output_section): Check for ordinary symbol.
4662 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4663 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4665 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4666 Change all callers. Simplify handling of symbols from sections
4667 not included in the link.
4668 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4670 (Weak_alias_sorter::operator()): Assert that symbols are
4672 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4674 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4675 parameters. Change all callers.
4676 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4677 symbol distinction. Use SHN_XINDEX when needed.
4678 (Symbol_table::write_section_symbol): Add symtab_xindex
4679 parameter. Change all callers.
4680 (Symbol_table::sized_write_section_symbol): Likewise. Use
4681 SHN_XINDEX when needed.
4682 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4684 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4685 (Symbol::is_defined): Check is_ordinary.
4686 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4687 (Symbol::is_absolute, Symbol::is_common): Likewise.
4688 (class Sized_symbol): Update declarations.
4689 (class Symbol_table): Update declarations.
4690 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4691 parameters. Change all callers.
4692 (Sized_symbol::override): Likewise.
4693 (Symbol_table::override): Likewise.
4694 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4695 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4696 is_ordinary, and orig_st_shndx parameters. Change all callers.
4697 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4698 to be in an ordinary section.
4699 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4700 object and is_ordinary parameters. Change all callers.
4701 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4702 Change all callers. Don't add undefined or non-ordinary symbols
4704 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4706 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4708 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4709 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4710 (Sized_relobj::relocate_sections): Likewise.
4711 * target-reloc.h (scan_relocs): Adjust section symbol index.
4712 (scan_relocatable_relocs): Likewise.
4713 * i386.cc (Scan::local): Check for ordinary symbols.
4714 * sparc.cc (Scan::local): Likewise.
4715 * x86_64.cc (Scan::local): Likewise.
4716 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4717 to symbol_section_and_value.
4718 * testsuite/many_sections_test.cc: New file.
4719 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4720 (check_PROGRAMS): Add many_sections_test.
4721 (many_sections_test_SOURCES): Define.
4722 (many_sections_test_DEPENDENCIES): Define.
4723 (many_sections_test_LDFLAGS): Define.
4724 (BUILT_SOURCES): Add many_sections_define.h.
4725 (many_sections_define.h): New target.
4726 (BUILT_SOURCES): Add many_sections_check.h.
4727 (many_sections_check.h): New target.
4728 (check_PROGRAMS): Add many_sections_r_test.
4729 (many_sections_r_test_SOURCES): Define.
4730 (many_sections_r_test_DEPENDENCIES): Define.
4731 (many_sections_r_test_LDFLAGS): Define.
4732 (many_sections_r_test_LDADD): Define.
4733 (many_sections_r_test.o): New target.
4734 * testsuite/Makefile.in: Rebuild.
4736 2008-04-17 Cary Coutant <ccoutant@google.com>
4738 * errors.cc (Errors::info): New function.
4739 (gold_info): New function.
4740 * errors.h (Errors::info): New function.
4741 * gold.h (gold_info): New function.
4742 * object.cc (Input_objects::add_object): Print trace output.
4743 * options.cc (options::parse_set): New function.
4744 (General_options::parse_wrap): Deleted.
4745 (General_options::General_options): Deleted initializer.
4746 * options.h (options::String_set): New typedef.
4747 (options::parse_set): New function.
4748 (DEFINE_set): New macro.
4749 (General_options::wrap): Changed to use DEFINE_set. Changed
4750 callers of any_wrap_symbols and is_wrap_symbol.
4751 (General_options::trace, General_options::trace_symbol):
4753 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4754 (General_options::wrap_symbols_): Deleted.
4755 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4757 2008-04-17 David S. Miller <davem@davemloft.net>
4759 * options.cc (General_options::parse_V): New function.
4760 * options.h: Add entries for -V and -Qy.
4762 2008-04-17 Ian Lance Taylor <iant@google.com>
4764 * common.cc (Symbol_table::allocate_commons): Remove options
4765 parameter. Change caller.
4766 (Symbol_table::do_allocate_commons): Remove options parameter.
4767 Change caller. Just call do_allocate_commons_list twice.
4768 (Symbol_table::do_allocate_commons_list): New function, broken out
4769 of do_allocate_commons.
4770 * common.h (class Allocate_commons_task): Remove options_ field.
4772 * symtab.cc (Symbol_table::Symbol_table): Initialize
4774 (Symbol_table::add_from_object): Put TLS common symbols on
4776 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4777 which are IN_OUTPUT_DATA.
4778 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4779 allocate_commons and do_allocate_commons declarations. Declare
4780 do_allocate_commons_list.
4781 * gold.cc (queue_middle_tasks): Update creation of
4782 Allocate_commons_task to not pass options.
4783 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4784 (TLS_TEST_C_FLAGS): New variable.
4785 (tls_test_c_pic.o): New target.
4786 (tls_test_shared.so): Link in tls_test_c_pic.o.
4787 (tls_test_c_pic_ie.o): New target.
4788 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4789 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4790 (tls_test_c.o): New target.
4791 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4792 (tls_pic_test_LDADD): Likewise.
4793 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4794 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4795 (tls_test_c_gnu2.o): New target.
4796 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4798 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4799 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4800 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4801 * testsuite/tls_test.cc: Include "config.h".
4802 (t_last): Call t11_last.
4803 * testsuite/tls_test.h (t11, t11_last): Declare.
4804 * testsuite/tls_test_c.c: New file.
4805 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4806 * configure.ac: Check for OpenMP support.
4807 * configure, config.in, Makefile.in: Rebuild.
4808 * testsuite/Makefile.in: Rebuild.
4810 2008-04-16 Cary Coutant <ccoutant@google.com>
4812 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4813 (Target_i386::tls_base_symbol_defined_): New field.
4814 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4815 (Target_i386::Scan::global): Likewise.
4816 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4817 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4818 (Target_x86_64::tls_base_symbol_defined_): New field.
4819 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4820 (Target_x86_64::Scan::global): Likewise.
4822 2008-04-16 Cary Coutant <ccoutant@google.com>
4824 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4825 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4826 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4827 building shared libraries.
4828 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4829 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4830 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4831 * testsuite/Makefile.in: Rebuild.
4832 * testsuite/weak_undef.h: New file.
4833 * testsuite/weak_undef_file1.cc: Add extra test cases.
4834 * testsuite/weak_undef_file2.cc: Likewise.
4835 * testsuite/weak_undef_test.cc: Likewise.
4837 2008-04-16 David S. Miller <davem@davemloft.net>
4839 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4840 Add issued_non_pic_error_ field. Declare check_non_pic.
4841 (Target_sparc::Scan::check_non_pic): New function.
4842 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4843 (Target_sparc::Scan::global): Likewise.
4845 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4846 * configure: Rebuild.
4848 * options.h (DEFINE_enable): New macro.
4849 (new_dtags): New enable option.
4850 (initfirst, interpose, loadfltr, nodefaultlib,
4851 nodelete, nodlopen, nodump): New -z options.
4852 * layout.cc (Layout:finish_dynamic_section): If new
4853 dtags enabled, emit DT_RUNPATH. Also, emit a
4854 DT_FLAGS_1 containing any specified -z flags.
4856 2008-04-16 Ian Lance Taylor <iant@google.com>
4858 * copy-relocs.cc: New file.
4859 * copy-relocs.h: New file.
4860 * reloc.cc: Remove Copy_relocs code.
4861 * reloc.h: Likewise.
4862 * reloc-types.h (struct Reloc_types) [both versions]: Add
4863 get_reloc_addend_noerror.
4864 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4865 variants of add_global which take an addend which must be zero.
4866 * i386.cc: Include "copy-relocs.h".
4867 (class Target_i386): Change type of copy_relocs_ to variable,
4869 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4871 (Target_i386::do_finalize_sections): Change handling of
4873 * sparc.cc: Include "copy-relocs.h".
4874 (class Target_sparc): Change type of copy_relocs_ to variable,
4876 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4878 (Target_sparc::do_finalize_sections): Change handling of
4880 * x86_64.cc: Include "copy-relocs.h".
4881 (class Target_x86_64): Change type of copy_relocs_ to variable,
4883 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4884 class. Change all callers.
4885 (Target_x86_64::do_finalize_sections): Change handling of
4887 * Makefile.am (CCFILES): Add copy-relocs.cc.
4888 (HFILES): Add copy-relocs.h.
4890 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4892 * testsuite/script_test_4.sh: Permit leading zeroes.
4894 2008-04-15 Ian Lance Taylor <iant@google.com>
4896 * script-sections.cc (Script_sections::create_segments): Use
4897 header_size_adjustment even when there is enough room for the
4899 * testsuite/script_test_4.sh: New file.
4900 * testsuite/script_test_4.t: New file.
4901 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4902 (check_DATA): Add script_test_4.stdout.
4903 (MOSTLYCLEANFILES): Likewise.
4904 (script_test_4): New target.
4905 (script_test_4.stdout): New target.
4906 * testsuite/Makefile.in: Rebuild.
4908 * sparc.cc: Add definitions for Output_data_plt_sparc class
4911 2008-04-14 David S. Miller <davem@davemloft.net>
4913 * sparc.cc: New file.
4914 * Makefile.am (TARGETSOURCES): Add sparc.cc
4915 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4916 * configure.tgt: Document targ_extra_size and
4917 targ_extra_big_endian. Add entries for sparc-* and
4919 * configure.ac: Handle targ_extra_size and
4920 targ_extra_big_endian.
4921 * Makefile.in: Rebuild.
4922 * configure: Likewise.
4923 * po/POTFILES.in: Likewise.
4924 * po/gold.pot: Likewise.
4926 2008-04-14 Ian Lance Taylor <iant@google.com>
4928 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4929 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4930 in the name/type/flags to section mapping. Don't call
4931 allocate_output_section.
4932 (Layout::choose_output_section): Change parameter from adjust_name
4933 to is_input_section. Don't permit input sections after sections
4934 are attached to segments. Don't call allocate_output_section.
4935 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4936 not write_enable_output_section.
4937 (Layout::make_output_section): Don't push to
4938 unattached_section_list_ nor call attach_to_segment. Call
4939 attach_section_to_segment if sections are attached.
4940 (Layout::attach_sections_to_segments): New function.
4941 (Layout::attach_section_to_segment): New function.
4942 (Layout::attach_allocated_section_to_segment): Rename from
4943 attach_to_segment. Remove flags parameter.
4944 (Layout::allocate_output_section): Remove function.
4945 (Layout::write_enable_output_section): Remove function.
4946 * layout.h (class Layout): Update for above changes. Add new
4947 field sections_are_attached_.
4948 * output.h (Output_section::update_flags_for_input_section): New
4950 * output.cc (Output_section::add_input_section): Call
4951 update_flags_for_input_section.
4952 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4954 2008-04-11 Cary Coutant <ccoutant@google.com>
4956 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4957 thought unnecessary.
4958 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4960 2008-04-11 Ian Lance Taylor <iant@google.com>
4962 * output.h (class Output_section_data): Remove inline definition
4964 * output.cc (Output_section_data::set_addralign): New function.
4966 2008-04-11 Cary Coutant <ccoutant@google.com>
4968 Add support for TLS descriptors for i386 and x86_64.
4969 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4970 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4971 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4973 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4974 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4975 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4977 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4978 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4979 Fix problem with initial-exec relocations.
4980 (Target_i386::Relocate::relocate_tls): Likewise.
4981 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4983 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4984 support for section-plus-offset dynamic table entries.
4985 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4986 (Output_data_dynamic::Dynamic_entry): Add support for
4987 section-plus-offset dynamic table entries.
4988 (Output_data_dynamic::Classification): Likewise.
4989 (Output_data_dynamic::classification_): Renamed offset_.
4990 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4991 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4992 (Target_x86_64::make_plt_section): New function.
4993 (Target_x86_64::reserve_tlsdesc_entries): New function.
4994 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4995 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4996 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4997 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4998 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4999 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5000 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5001 add extra PLT entry for TLS descriptors.
5002 (Output_data_plt_x86_64::got_): New field.
5003 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5004 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5006 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5008 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5009 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5010 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5011 R_386_TLS_DESC_CALL relocations.
5012 (Target_x86_64::Scan::global): Likewise.
5013 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5014 for TLS descriptors.
5015 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5016 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5017 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5018 GD-to-IE relaxation.
5019 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5020 and TLS_DESCRIPTORS.
5021 * Makefile.in: Rebuild.
5022 * configure: Rebuild.
5023 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5024 (tls_test_shared2.so): New target.
5025 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5026 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5027 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5028 (tls_shared_gd_to_ie_test_LDADD): New variable.
5029 (tls_shared_gnu2_gd_to_ie_test): New target.
5030 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5032 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5033 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5034 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5035 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5036 (tls_shared_gnu2_test): New target.
5037 (tls_test_gnu2_shared.so): New target.
5038 (tls_shared_gnu2_test_SOURCES): New variable.
5039 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5040 (tls_shared_gnu2_test_LDFLAGS): New variable.
5041 (tls_shared_gnu2_test_LDADD): New variable.
5042 * testsuite/Makefile.in: Rebuild.
5043 * testsuite/Makefile.
5045 2008-04-11 Ian Lance Taylor <iant@google.com>
5047 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5049 * testsuite/Makefile.in: Rebuild.
5051 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5053 * testsuite/script_test_2.cc (main): Adjust test.
5055 2008-04-11 David S. Miller <davem@davemloft.net>
5056 Ian Lance Taylor <iant@google.com>
5058 * options.h (General_options): Add entries for '-Y' and
5060 * options.cc (General_options:finalize): If -Y was used, add those
5061 entries to the library path instead of the default "/lib" and
5064 2008-04-11 David S. Miller <davem@davemloft.net>
5066 * testsuite/justsyms.t: Start at 0x100.
5067 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5068 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5070 * testsuite/script_test_2.cc: Adjust string and section length
5073 2008-04-09 Ian Lance Taylor <iant@google.com>
5076 * script-sections.cc (Sections_element::allocate_to_segment): Add
5078 (Output_section_definition::allocate_to_segment): Likewise.
5079 (Orphan_output_section::allocate_to_segment): Likewise.
5080 (Script_sections::attach_sections_using_phdrs_clause): Don't
5081 propagate non-PT_LOAD segments to orphan sections.
5082 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5083 readelf rather than objdump.
5084 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5085 .interp section and PT_INTERP segment are the same size.
5086 * testsuite/Makefile.in: Rebuild.
5088 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5089 aliases for symbols defined in the same object.
5090 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5091 (weak_alias_test_SOURCES): New variable.
5092 (weak_alias_test_DEPENDENCIES): New variable.
5093 (weak_alias_test_LDFLAGS): New variable.
5094 (weak_alias_test_LDADD): New variable.
5095 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5096 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5097 (weak_alias_test_3.o): New target.
5098 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5099 * testsuite/weak_alias_test_main.cc: New file.
5100 * testsuite/weak_alias_test_1.cc: New file.
5101 * testsuite/weak_alias_test_2.cc: New file.
5102 * testsuite/weak_alias_test_3.cc: New file.
5104 2008-04-08 Ian Lance Taylor <iant@google.com>
5106 * options.h (class General_options): Add --noinhibit-exec option.
5107 * main.cc (main): Check --noinhibit-exec.
5109 * options.h (class General_options): Define --wrap as a special
5110 option. Add wrap_symbols_ field.
5111 (General_options::any_wrap_symbols): New function.
5112 (General_options::is_wrap_symbol): New function.
5113 * options.cc (General_options::parse_wrap): New function.
5114 (General_options::General_options): Initialize wrap_symbols_.
5115 * symtab.cc (Symbol_table::wrap_symbol): New function.
5116 (Symbol_table::add_from_object): Handle --wrap.
5117 * symtab.h (class Symbol_table): Declare wrap_symbol.
5118 * target.h (Target::wrap_char): New function.
5119 (Target::Target_info): Add wrap_char field.
5120 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5121 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5122 * testsuite/testfile.cc (Target_test::test_target_info):
5125 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5128 * layout.h (class Layout): Add added_eh_frame_data_ field.
5129 * layout.cc (Layout::Layout): Initialize new field.
5130 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5131 output section until we find a section we merged successfully.
5132 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5133 that the size be non-zero.
5135 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5138 2008-04-08 Craig Silverstein <csilvers@google.com>
5140 * configure.ac: Export new conditional variable HAVE_ZLIB.
5141 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5143 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5144 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5146 2008-04-07 Ian Lance Taylor <iant@google.com>
5148 * version.cc (version_string): Set to "1.5".
5150 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5151 Add issued_non_pic_error_ field. Declare check_non_pic.
5152 (Target_x86_64::Scan::check_non_pic): New function.
5153 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5154 (Target_x86_64::Scan::global): Likewise.
5156 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5157 addend parameter. Change caller. Handle merge sections.
5158 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5159 Address to Addend. Don't add in the result of
5160 local_section_offset, pass down the addend and use the returned
5162 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5163 Update declarations of local_section_offset and symbol_value.
5164 * testsuite/two_file_test_1.cc (t18): New function.
5165 * testsuite/two_file_test_2.cc (f18): New function.
5166 * testsuite/two_file_test_main.cc (main): Call t18.
5167 * testsuite/two_file_test.h (t18, f18): Declare.
5169 * configure.ac: Don't test for objdump, c++filt, or readelf.
5170 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5172 (TEST_READELF): New variable.
5173 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5174 (check_PROGRAMS): Add two_file_strip_test.
5175 (two_file_strip_test): New target.
5176 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5177 (two_file_same_shared_strip_test_SOURCES): New variable.
5178 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5179 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5180 (two_file_same_shared_strip_test_LDADD): New variable.
5181 (two_file_shared_strip.so): New target.
5182 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5183 (ver_test_5.syms, ver_test_7.syms): Likewise.
5184 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5185 (strip_test_3.stdout): Use TEST_OBJDUMP.
5186 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5188 2008-04-04 Cary Coutant <ccoutant@google.com>
5190 * symtab.h (Symbol::is_weak_undefined): New function.
5191 (Symbol::is_strong_undefined): New function.
5192 (Symbol::is_absolute): New function.
5193 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5194 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5196 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5197 (weak_undef_test): New target.
5198 * testsuite/Makefile.in: Rebuild.
5199 * testsuite/weak_undef_file1.cc: New file.
5200 * testsuite/weak_undef_file2.cc: New file.
5201 * testsuite/weak_undef_test.cc: New file.
5203 2008-04-03 Craig Silverstein <csilvers@google.com>
5205 * compressed_output.h (class Output_compressed_section): Use
5207 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5209 (zlib_compressed_suffix): Removed.
5210 (Output_compressed_section::set_final_data_size): Use unsigned
5212 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5213 Fix linker invocation.
5214 (flagstest_o_specialfile_and_compress_debug_sections):
5216 * testsuite/Makefile.in: Regenerated.
5218 2008-04-02 David S. Miller <davem@davemloft.net>
5220 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5221 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5223 2008-04-02 Craig Silverstein <csilvers@google.com>
5227 2008-04-02 Ian Lance Taylor <iant@google.com>
5229 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5230 parameters. Update for new key type to views_. Change all
5232 (File_read::read): Adjust for byteshift in returned view.
5233 (File_read::add_view): New function, broken out of
5235 (File_read::make_view): New function, broken out of
5237 (File_read::find_or_make_view): Add offset and aligned
5238 parameters. Rewrite accordingly. Change all callers.
5239 (File_read::get_view): Add offset and aligned parameters. Adjust
5240 for byteshift in return value.
5241 (File_read::get_lasting_view): Likewise.
5242 * fileread.h (class File_read): Update declarations.
5243 (class File_read::View): Add byteshift_ field. Add byteshift to
5244 constructor. Add byteshift method.
5245 * archive.h (Archive::clear_uncached_views): New function.
5246 (Archive::get_view): Add aligned parameter. Change all callers.
5247 * object.h (Object::get_view): Add aligned parameter. Change all
5249 (Object::get_lasting_view): Likewise.
5251 * fileread.cc (File_read::release): Don't call clear_views if
5252 there are multiple objects.
5253 * fileread.h (File_read::clear_uncached_views): New function.
5254 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5257 2008-03-31 Cary Coutant <ccoutant@google.com>
5259 Add thin archive support.
5260 * archive.cc (Archive::armagt): New const.
5261 (Archive::setup): Remove task parameter and calls to unlock.
5262 (Archive::unlock_nested_archives): New function.
5263 (Archive::read_header): Add nested_off parameter. Change
5265 (Archive::interpret_header): Likewise.
5266 (Archive::include_all_members): Change to handle thin
5268 (Archive::include_member): Likewise.
5269 * archive.h (Archive::Archive): Add new parameters and
5271 (Archive::armagt): New const.
5272 (Archive::setup): Remove task parameter.
5273 (Archive::unlock_nested_archives): New function.
5274 (Archive::read_header): Add nested_off parameter.
5275 (Archive::interpret_header): Likewise.
5276 (Archive::Nested_archive_table): New typedef.
5277 (Archive::is_thin_archive_): New field.
5278 (Archive::nested_archives_): New field.
5279 (Archive::options_): New field.
5280 (Archive::dirpath_): New field.
5281 (Archive::task_): New field.
5282 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5283 for thin archives. Pass additional parameters to
5284 Archive::Archive. Unlock the archive file after calling
5287 2008-03-29 Ian Lance Taylor <iant@google.com>
5289 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5290 version symbol to be local.
5291 * testsuite/ver_test_4.sh: New file.
5292 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5293 (check_DATA): Add ver_test_4.syms.
5294 (ver_test_4.syms): New target.
5295 * testsuite/Makefile.in: Rebuild.
5298 (Output_section::Input_section_sort_entry::has_priority): New
5300 (Output_section::Input_section_sort_entry::match_file_name): New
5302 (Output_section::Input_section_sort_entry::match_section_name):
5304 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5306 (Output_section::Input_section_sort_entry::match_section_file):
5308 (Output_section::Input_section_sort_compare::operator()): Rewrite
5309 using new Input_section_sort_entry functions. Sort crtbegin and
5310 crtend first. Sort sections with no priority before sections with
5312 * testsuite/initpri1.c (d3): Check j != 4.
5313 (cd5): New constructor/destructor function.
5314 (main): Check j != 2.
5316 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5317 new symbol when resolving, don't call set_is_default.
5318 * testsuite/ver_test_7.cc: New file.
5319 * testsuite/ver_test_7.sh: New file.
5320 * testsuite/Makefile.am (ver_test_7.so): New target.
5321 (ver_test_7.o): New target.
5322 (check_SCRIPTS): Add ver_test_7.sh.
5323 (check_DATA): Add ver_test_7.syms.
5324 (ver_test_7.syms): New target.
5326 2008-03-28 Ian Lance Taylor <iant@google.com>
5328 * layout.cc (Layout::layout): If we see an input section with a
5329 name that needs sorting, set the must_sort flag for the output
5331 (Layout::make_output_section): If the name of the output section
5332 indicates that it might require sorting, set the may_sort flag.
5333 * output.h (Output_section::may_sort_attached_input_sections): New
5335 (Output_section::set_may_sort_attached_input_sections): New
5337 (Output_section::must_sort_attached_input_sections): New
5339 (Output_section::set_must_sort_attached_input_sections): New
5341 (class Output_section): Declare Input_section_sort_entry. Define
5342 Input_section_sort_compare. Declare
5343 sort_attached_input_sections. Add new fields:
5344 may_sort_attached_input_sections_,
5345 must_sort_attached_input_sections_,
5346 attached_input_sections_are_sorted_.
5347 * output.cc (Output_section::Output_section): Initialize new
5349 (Output_section::add_input_section): Add an entry to
5350 input_sections_ if may_sort or must_sort are true.
5351 (Output_section::set_final_data_size): Call
5352 sort_attached_input_sections if necessary.
5353 (Output_section::Input_section_sort_entry): Define new class.
5354 (Output_section::Input_section_sort_compare::operator()): New
5356 (Output_section::sort_attached_input_sections): New function.
5357 * configure.ac: Check whether the compiler supports constructor
5358 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5359 * testsuite/initpri1.c: New file.
5360 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5361 CONSTRUCTOR_PRIORITY.
5362 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5363 (initpri1_LDFLAGS): New variable.
5364 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5366 2008-03-27 Ian Lance Taylor <iant@google.com>
5368 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5369 * testsuite/common_test_1.c: New file.
5370 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5371 (common_test_1_SOURCES): New variable.
5372 (common_test_1_DEPENDENCIES): New variable.
5373 (common_test_1_LDFLAGS): New variable.
5375 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5376 and commons_ correctly when NAME/VERSION does not override
5378 * testsuite/ver_test_6.c: New file.
5379 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5380 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5381 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5383 2008-03-26 Ian Lance Taylor <iant@google.com>
5385 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5386 of an undefined symbol from a version script.
5387 * testsuite/Makefile.am (ver_test_5.so): New target.
5388 (ver_test_5.o): New target.
5389 (check_SCRIPTS): Add ver_test_5.sh.
5390 (check_DATA): Add ver_test_5.syms.
5391 (ver_test_5.syms): New target.
5392 * testsuite/ver_test_5.cc: New file.
5393 * testsuite/ver_test_5.script: New file.
5394 * testsuite/ver_test_5.sh: New file.
5395 * Makefile.in, testsuite/Makefile.in: Rebuild.
5398 Fix problems building gold with gcc 4.3.0.
5399 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5400 (gold_error_at_location, gold_warning_at_location): Use it.
5401 * configure.ac: Check whether we can compile and use a template
5402 function with a printf attribute.
5403 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5404 when jumping over bytes.
5405 * object.cc: Instantiate Object::read_section_data.
5406 * debug.h: Include <cstring>
5407 * dwarf_reader.cc: Include <algorithm>
5408 * main.cc: Include <cstring>.
5409 * options.cc: Include <cstring>.
5410 * output.cc: Include <cstring>.
5411 * script.cc: Include <cstring>.
5412 * script.h: Include <string>.
5413 * symtab.cc: Include <cstring> and <algorithm>.
5414 * target-select.cc: Include <cstring>.
5415 * version.cc: Include <string>.
5416 * testsuite/testmain.cc: Include <cstdlib>.
5417 * configure, config.in: Rebuild.
5419 2008-03-25 Ian Lance Taylor <iant@google.com>
5421 * options.cc: Include "../bfd/bfdver.h".
5422 (options::help): Print bug reporting address.
5424 * version.cc (print_version): Adjust output for current value of
5429 * options.cc (options::help): Print list of supported targets.
5430 * target-select.h: Include <vector>.
5431 (class Target_selector): Make machine_, size_, and is_big_endian_
5432 fields const. Add bfd_name_ and instantiated_target_ fields.
5433 (Target_selector::Target_selector): Add bfd_name parameter.
5434 (Target_selector::recognize): Make non-virtual, call
5436 (Target_selector::recognize_by_name): Make non-virtual, call
5437 do_recognize_by_name.
5438 (Target_selector::supported_names): New function.
5439 (Target_selector::bfd_name): New function.
5440 (Target_selector::do_instantiate_target): New pure virtual
5442 (Target_selector::do_recognize): New virtual function.
5443 (Target_selector::do_recognize_by_name): New virtual function.
5444 (Target_selector::instantiate_target): New private function.
5445 (supported_target_names): Declare.
5446 * target-select.cc (Target_selector::Target_selector): Update for
5447 new parameter and fields.
5448 (select_target_by_name): Check that the name matches before
5449 calling recognize_by_name.
5450 (supported_target_names): New function.
5451 * i386.cc (class Target_selector_i386): Update Target_selector
5452 constructor call. Remove recognize and recognize_by_name. Add
5453 do_instantiate_target.
5454 * x86_64.cc (class Target_selector_x86_64): Likewise.
5455 * testsuite/testfile.cc (class Target_selector_test): Update for
5456 changes to Target_selector.
5458 * README: Rewrite, with some notes on unsupported features.
5460 2008-03-24 Cary Coutant <ccoutant@google.com>
5462 * i386.cc (Target_i386::Got_type): New enum declaration.
5463 (Target_i386::Scan::local): Updated callers of Output_data_got
5465 (Target_i386::Scan::global): Likewise.
5466 (Target_i386::Relocate::relocate): Likewise.
5467 (Target_i386::Relocate::relocate_tls): Likewise.
5468 * object.h (Got_offset_list): New class.
5469 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5470 (Sized_relobj::local_got_offset): Likewise.
5471 (Sized_relobj::set_local_got_offset): Likewise.
5472 (Sized_relobj::local_has_tls_got_offset): Removed.
5473 (Sized_relobj::local_tls_got_offset): Removed.
5474 (Sized_relobj::set_local_tls_got_offset): Removed.
5475 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5476 * output.cc (Output_data_got::add_global): Added got_type parameter.
5477 (Output_data_got::add_global_with_rel): Likewise.
5478 (Output_data_got::add_global_with_rela): Likewise.
5479 (Output_data_got::add_global_pair_with_rel): New function.
5480 (Output_data_got::add_global_pair_with_rela): New function.
5481 (Output_data_got::add_local): Added got_type parameter.
5482 (Output_data_got::add_local_with_rel): Likewise.
5483 (Output_data_got::add_local_with_rela): Likewise.
5484 (Output_data_got::add_local_pair_with_rel): New function.
5485 (Output_data_got::add_local_pair_with_rela): New function.
5486 (Output_data_got::add_global_tls): Removed.
5487 (Output_data_got::add_global_tls_with_rel): Removed.
5488 (Output_data_got::add_global_tls_with_rela): Removed.
5489 (Output_data_got::add_local_tls): Removed.
5490 (Output_data_got::add_local_tls_with_rel): Removed.
5491 (Output_data_got::add_local_tls_with_rela): Removed.
5492 * output.h (Output_data_got::add_global): Added got_type parameter.
5493 (Output_data_got::add_global_with_rel): Likewise.
5494 (Output_data_got::add_global_with_rela): Likewise.
5495 (Output_data_got::add_global_pair_with_rel): New function.
5496 (Output_data_got::add_global_pair_with_rela): New function.
5497 (Output_data_got::add_local): Added got_type parameter.
5498 (Output_data_got::add_local_with_rel): Likewise.
5499 (Output_data_got::add_local_with_rela): Likewise.
5500 (Output_data_got::add_local_pair_with_rel): New function.
5501 (Output_data_got::add_local_pair_with_rela): New function.
5502 (Output_data_got::add_global_tls): Removed.
5503 (Output_data_got::add_global_tls_with_rel): Removed.
5504 (Output_data_got::add_global_tls_with_rela): Removed.
5505 (Output_data_got::add_local_tls): Removed.
5506 (Output_data_got::add_local_tls_with_rel): Removed.
5507 (Output_data_got::add_local_tls_with_rela): Removed.
5508 * resolve.cc (Symbol::override_base_with_special): Removed
5509 reference to has_got_offset_ field.
5510 * symtab.cc (Symbol::init_fields): Replaced initialization
5511 of got_offset_ with got_offsets_. Removed initialization
5513 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5514 (Symbol::got_offset): Likewise.
5515 (Symbol::set_got_offset): Likewise.
5516 (Symbol::has_tls_got_offset): Removed.
5517 (Symbol::tls_got_offset): Removed.
5518 (Symbol::set_tls_got_offset): Removed.
5519 (Symbol::got_offset_): Removed.
5520 (Symbol::tls_mod_got_offset_): Removed.
5521 (Symbol::tls_pair_got_offset_): Removed.
5522 (Symbol::got_offsets_): New field.
5523 (Symbol::has_got_offset): Removed.
5524 (Symbol::has_tls_mod_got_offset): Removed.
5525 (Symbol::has_tls_pair_got_offset): Removed.
5526 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5527 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5529 (Target_x86_64::Scan::global): Likewise.
5530 (Target_x86_64::Relocate::relocate): Likewise.
5531 (Target_x86_64::Relocate::relocate_tls): Likewise.
5533 2008-03-25 Ben Elliston <bje@au.ibm.com>
5535 * yyscript.y: Fix spelling error in comment.
5537 2008-03-24 Ian Lance Taylor <iant@google.com>
5539 * options.h (class General_options): Define build_id option.
5540 * layout.h (class Layout): Declare write_build_id, create_note,
5541 create_build_id. Add build_id_note_ member.
5542 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5543 "libiberty.h", "md5.h", "sha1.h".
5544 (Layout::Layout): Initialize eh_frame_data_,
5545 eh_frame_hdr_section_, and build_id_note_.
5546 (Layout::finalize): Call create_build_id.
5547 (Layout::create_note): New function, broken out of
5548 Layout::create_gold_note.
5549 (Layout::create_gold_note): Call create_note.
5550 (Layout::create_build_id): New function.
5551 (Layout::write_build_id): New function.
5552 (Close_task_runner::run): Call write_build_id.
5554 * x86_64.cc: Correct license to GPLv3.
5556 2008-03-23 Ian Lance Taylor <iant@google.com>
5558 * options.cc: Include "demangle.h".
5559 (parse_optional_string): New function.
5560 (parse_long_option): Handle takes_optional_argument.
5561 (parse_short_option): Update dash_z initializer. Handle
5562 takes_optional_argument.
5563 (General_options::General_options): Initialize do_demangle_.
5564 (General_options::finalize): Set do_demangle_. Handle demangling
5566 * options.h (parse_optional_string): Declare.
5567 (struct One_option): Add optional_arg field. Update constructor.
5568 Update call constructor calls. Add takes_optional_argument
5570 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5571 (DEFINE_optional_string): Define.
5572 (General_options::demangle): Change from DEFINE_bool to
5573 DEFINE_optional_string.
5574 (General_options::no_demangle): New function.
5575 (General_options::do_demangle): New function.
5576 (General_options::set_do_demangle): New function.
5577 (General_options::execstack_status_): Move definition to end of
5579 (General_options::static_): Likewise.
5580 (General_options::do_demangle_): New field.
5581 * object.cc (big_endian>::get_symbol_location_info): Call
5582 Options::do_demangle, not Options::demangle.
5583 * symtab.cc (demangle): Likewise.
5585 2008-03-22 Ian Lance Taylor <iant@google.com>
5587 * gold.h: Include <cstddef> and <sys/types.h>
5588 * options.h: Include <cstring>.
5590 2008-03-21 Ian Lance Taylor <iant@google.com>
5592 * Added source code to GNU binutils.