1 2009-12-29 Rafael Espindola <espindola@google.com>
3 * main.cc (main): Fix the sys time reporting.
4 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time reporting.
6 2009-12-29 Sriraman Tallam <tmsriram@google.com>
8 * options.cc (General_options::parse_version): Allow -v to exit
9 without an error if there is nothing to link.
11 2009-12-29 Ian Lance Taylor <iant@google.com>
13 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
14 using a version of gcc before 4.1.
17 2009-12-28 Chris Demetriou <cgd@google.com>
19 * attributes.cc (Output_attributes_section_data::do_write): Use
20 std::vector::front rather than std::vector::data.
22 2009-12-28 Ian Lance Taylor <iant@google.com>
24 * symtab.h (class Symbol_table): Add enum Defined.
25 * resolve.cc (Symbol_table::should_override): Add defined
26 parameter. Change all callers. Test whether object is NULL
27 before calling a method on it.
28 (Symbol_table::report_resolve_problem): Add defined parameter.
30 (Symbol_table::should_override_with_special): Likewise.
31 * symtab.cc (Symbol_table::define_in_output_data): Add defined
32 parameter. Change all callers.
33 (Symbol_table::do_define_in_output_data): Likewise.
34 (Symbol_table::define_in_output_segment): Likewise.
35 (Symbol_table::do_define_in_output_segment): Likewise.
36 (Symbol_table::define_as_constant): Likewise.
37 (Symbol_table::do_define_as_constant): Likewise.
38 * script.h (class Symbol_assignment): Add is_defsym parameter to
39 constructor; change all callers.
40 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
41 parameter. Change all callers. Add is_defsym_ field.
42 (class Parser_closure): Add parsing_defsym parameter to
43 constructor; change all callers. Add parsing_defsym accessor
44 function. Add parsing_defsym_ field.
46 2009-12-28 Ian Lance Taylor <iant@google.com>
48 * gold.cc (queue_middle_tasks): Fix formatting.
49 * object.cc (Relobj::is_section_name_included): Likewise.
51 2009-12-23 Ian Lance Taylor <iant@google.com>
53 * i386.cc (Target_i386::do_calls_non_split): Recognize
54 -fsplit-stack prologue for a function with a static chain.
55 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
56 -fsplit-stack prologue when using %r11.
58 2009-12-21 Sriraman Tallam <tmsriram@google.com>
60 * options.cc (General_options::parse_version): Make -v continue and do
61 the link like GNU ld does.
63 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
65 * Makefile.am (CCFILES): Add timer.cc.
66 (HFILES): Add timer.h.
67 * configure.ac: Check for sysconf and times.
68 * main.cc: include timer.h.
69 (main): Use Timer instead of get_run_time.
72 * workqueue.cc: include timer.h.
73 (Workqueue::find_and_run_task):
74 Report user, sys and wall time.
75 * Makefile.in: Regenerate.
76 * config.in: Regenerate.
77 * configure: Regenerate.
79 2009-12-16 Doug Kwan <dougkwan@google.com>
81 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
83 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
84 relaxed input sections.
85 * output.cc (Output_section::find_relaxed_input_section): Change
86 return type to Output_relaxed_input_section pointer. Adjust code
87 for new type of relaxed_input_section_map_.
88 * output.h (Output_section::find_relaxed_input_section): Change
89 return type to Output_relaxed_input_section pointer.
90 (Output_section::Output_relaxed_input_section_by_input_section_map):
92 (Output_section::relaxed_input_section_map_): Change type to
93 Output_section::Output_relaxed_input_section_by_input_section_map.
94 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
97 2009-12-15 Ian Lance Taylor <iant@google.com>
99 * layout.cc (Layout::create_shstrtab): Only write out after input
100 sections if we are compressing debug sections.
102 2009-12-15 Ian Lance Taylor <iant@google.com>
104 * archive.cc (Archive::add_symbols): Only look up a symbol without
105 a version if there is, in fact, a version.
107 2009-12-14 Ian Lance Taylor <iant@google.com>
109 Revert -Wshadow changes, all changes from:
110 2009-12-11 Doug Kwan <dougkwan@google.com>
111 2009-12-11 Nick Clifton <nickc@redhat.com>
112 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
114 2009-12-11 Doug Kwan <dougkwan@google.com>
116 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
118 * attributes.cc (Object_attribute::size): Ditto.
119 (Attributes_section_data::size): Ditto.
120 (Attributes_section_data::Attributes_section_data): Ditto.
121 (Output_attributes_section_data::do_write): Ditto.
122 * attributes.h (Object_attribute::set_type): Ditto.
123 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
125 2009-12-11 Nick Clifton <nickc@redhat.com>
127 * archive.cc: Fix shadowed variable warnings.
129 * compressed_output.cc: Likewise.
130 * compressed_output.h: Likewise.
131 * configure: Likewise.
132 * dwarf_reader.cc: Likewise.
133 * dynobj.cc: Likewise.
134 * dynobj.h: Likewise.
135 * ehframe.cc: Likewise.
136 * ehframe.h: Likewise.
137 * errors.cc: Likewise.
138 * expression.cc: Likewise.
139 * fileread.cc: Likewise.
140 * fileread.h: Likewise.
141 * freebsd.h: Likewise.
144 * incremental.h: Likewise.
145 * layout.cc: Likewise.
146 * layout.h: Likewise.
147 * mapfile.cc: Likewise.
148 * merge.cc: Likewise.
150 * object.cc: Likewise.
151 * object.h: Likewise.
152 * options.h: Likewise.
153 * output.cc: Likewise.
154 * output.h: Likewise.
155 * parameters.cc: Likewise.
156 * plugin.cc: Likewise.
157 * powerpc.cc: Likewise.
158 * reduced_debug_output.cc: Likewise.
159 * reduced_debug_output.h: Likewise.
160 * reloc.cc: Likewise.
162 * resolve.cc: Likewise.
163 * script-sections.cc: Likewise.
164 * script.cc: Likewise.
165 * script.h: Likewise.
166 * sparc.cc: Likewise.
167 * symtab.cc: Likewise.
168 * symtab.h: Likewise.
169 * target-select.cc: Likewise.
170 * target-select.h: Likewise.
172 * workqueue.cc: Likewise.
173 * workqueue.h: Likewise.
174 * x86_64.cc: Likewise.
176 2009-12-10 Doug Kwan <dougkwan@google.com>
178 * arm.cc (attributes.h): New include.
179 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
180 (Arm_relobj::~Arm_relobj): Delete object pointed by
181 attributes_section_data_.
182 (Arm_relobj::attributes_section_data): New method definition.
183 (Arm_relobj::attributes_section_data_): New data member declaration.
184 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
185 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
186 attributes_section_data_.
187 (Arm_dynobj::attributes_section_data): New method definition.
188 (Arm_dynobj::attributes_section_data_): New data member declaration.
189 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
190 initialization value of may_use_blx_ to false.
191 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
192 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
193 object attributes to compute results instead of hard-coding.
194 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
195 Target_arm::get_secondary_compatible_arch,
196 Target_arm::set_secondary_compatible_arch
197 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
198 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
199 New method declarations.
200 (Target_arm::get_aeabi_object_attribute): New method definition.
201 (Target_arm::attributes_section_data_): New data member declaration.
202 (read_arm_attributes_section): New template definition.
203 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
204 (Arm_dynobj::do_read_symbols): Ditto.
205 (Target_arm::do_finalize_sections): Merge attributes sections from
206 input. Check for BLX use after attributes section merging.
207 Fix __exidx_start and __exidx_end visibility. Create an
208 .ARM.attributes section if necessary.
209 (Target_arm::get_secondary_compatible_arch,
210 Target_arm::set_secondary_compatible_arch,
211 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
212 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
213 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
214 New method definitions.
216 2009-12-09 Ian Lance Taylor <iant@google.com>
218 * plugin.cc (Plugin::load): Don't cast from void* to a function
221 2009-12-09 Ian Lance Taylor <iant@google.com>
223 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
226 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
228 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
229 Replace two_file_shared_1.so with two_file_shared_2.so.
230 * testsuite/Makefile.in: Regenerated.
232 2009-12-08 Doug Kwan <dougkwan@google.com>
234 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
235 (HFILES): Add attributes.h and int_encoding.h.
236 * Makefile.in: Regenerate.
237 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
238 function definitions to int_encoding.cc
239 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
240 prototypes to int_encoding.h
241 * reduced_debug_output.cc (int_encoding.h): New include.
242 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
243 function definitions to int_encoding.cc
244 (insert_into_vector, read_from_pointer): Move template definitions to
246 * attributes.cc: New file.
247 * attributes.h: New file.
248 * int_encoding.cc: New file.
249 * int_encoding.h: New file.
251 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
254 * incremental-dump.cc (dump_incremental_inputs): New.
255 (main): Use dump_incremental_inputs.
257 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
260 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
261 checking elfcpp::STT_FUNC.
262 (Target_i386::Relocate::relocate): Likewise.
263 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
265 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
266 symbols from shared libraries into normal FUNC symbols.
268 * symtab.h (Symbol): Add is_func and use it.
270 2009-12-05 Doug Kwan <dougkwan@google.com>
272 * arm.cc (Target_arm::arm_info): Initialize new fields
273 attributes_section and attributes_vendor.
274 * i386.cc (Target_i386::i386_info): Same.
275 * object.cc (Sized_relobj::do_layout): Skip attribute section.
276 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
277 fields attributes_section and attributes_vendor.
278 * sparc.cc (Target_sparc::sparc_info): Same.
279 * target.h (Target::attributes_section, Target::attributes_vendor,
280 Target::is_attributes_section, Target::attribute_arg_type,
281 Target::attributes_order): New method definitions.
282 (Target::Target_info::attributes_section,
283 Target::Target_info::attributes_vendor): New fields.
284 (Target::do_attribute_arg_type, Target::do_attributes_order): New
285 virtual method definitions.
286 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
287 attributes_section and attributes_vendor.
288 * testsuite/testfile.cc (Target_test::test_target_info): Same.
290 2009-12-05 Doug Kwan <dougkwan@google.com>
292 * arm.cc: Update comments about interworking and stub generation.
293 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
294 considered as non-PIC.
295 (Arm_relocate_functions::base_abs): Fix formatting.
296 (Arm_relocate_functions::got_prel): Fix comment. Change interface
297 of function to use GOT entry address instead of offset.
298 (Target_arm::Scan::global): Issue an error if a symbol would need a
299 PLT does not get one because it is untyped. Remove code to create
300 dynamic symbols for relative branches.
301 (Target_arm::Relocate::relocate: Use 0 instead of false since function
302 takes unsigned integer instead of boolean.
304 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
306 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
307 (two_file_test_LDADD): Likewise.
308 (common_test_1_LDADD): Likewise.
309 (exception_test_LDADD) Likewise.
310 (weak_test_LDADD): Likewise.
311 (many_sections_test_LDADD): Likewise.
312 (initpri1_LDADD): Likewise.
313 (script_test_1_LDADD): Likewise.
314 (script_test_2_LDADD): Likewise.
315 (justsyms_LDADD): Likewise.
316 (binary_test_LDADD): Likewise.
317 (large_LDADD): Likewise.
318 * testsuite/Makefile.in: Regenerated.
320 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
322 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
323 (Symbol_table::override_with_special): Likewise.
324 (Symbol_table::add_from_object): Likewise.
326 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
328 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
329 Don't set the data_offset twice.
331 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
333 * testsuite/Makefile.in: Regenerate.
335 2009-12-03 Doug Kwan <dougkwan@google.com>
337 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
338 (Target_arm::do_finalize_sections): Add parameter for symbol table
339 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
340 * i386.cc (Target_i386::do_finalize_sections): Add an additional
341 parameter for symbol table pointer.
342 * layout.cc (Layout::finalize): Call Target::finalize_sections with
343 an additional parameter for a pointer to symbol table.
344 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
345 parameter for a symbol table pointer.
346 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
347 * target.h (Target::finalize_sections, Target::do_finalize_sections):
349 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
350 parameter for a symbol table pointer.
352 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
354 * incremental.cc (Incremental_inputs_header)
355 (Incremental_inputs_header_write, Incremental_inputs_entry)
356 (Incremental_inputs_entry_write): Move ...
357 * incremental.h (Incremental_inputs_header)
358 (Incremental_inputs_header_write, Incremental_inputs_entry)
359 (Incremental_inputs_entry_write): here.
361 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
363 * incremental.cc (make_sized_incremental_binary): Set the target.
364 Error if it is incompatible.
365 * output.h (Output_file): Add filename method.
367 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
369 * incremental.cc (Incremental_inputs_entry): Remove unused argument
370 from the get_* methods.
372 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
374 * incremental-dump.cc (main): Check that the offeset of a script is 0.
375 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
376 Write 0 for the data_offset of scripts.
378 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
380 * testsuite/Makefile.am: Add the incremental_test.sh test.
381 * testsuite/incremental_test.sh: New.
382 * testsuite/incremental_test_1.c: New.
383 * testsuite/incremental_test_2.c: New.
385 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
387 * incremental-dump.cc (main): Fix typos.
389 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
392 * incremental-dump.cc (main): Use llu to print 64 bit values.
394 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
395 H.J. Lu <hongjiu.lu@intel.com>
397 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
399 (incremental_dump_LDADD): Likewise.
400 * Makefile.in: Regenerated.
402 2009-11-25 Doug Kwan <dougkwan@google.com>
406 2009-11-25 Doug Kwan <dougkwan@google.com>
408 * arm.cc (Target_arm::Target_arm): Move method definition
409 outside of class definition. Add code to handle
410 --target1-rel, --target1-abs and --target2= options.
411 (Target_arm::get_reloc_reloc_type): Change method to be
412 non-static and const.
413 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
414 New data member declaration.
415 (Target_arm::Scan::local, Target_arm::Scan::global,
416 Target_arm::Relocate::relocate,
417 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
418 Adjust call to Target_arm::get_real_reloc_type.
419 (Target_arm::get_real_reloc_type): Use command line options
420 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
421 * options.h (--target1-rel, --target1-abs, --target2): New
424 2009-11-25 Doug Kwan <dougkwan@google.com>
426 * arm.cc (Target_arm::Target_arm): Move method definition outside of
427 class definition. Add code to handle --target1-rel, --target1-abs
428 and --target2= options.
429 (Target_arm::get_reloc_reloc_type): Change method to be non-static
431 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
433 (Target_arm::Scan::local, Target_arm::Scan::global,
434 Target_arm::Relocate::relocate,
435 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
436 call to Target_arm::get_real_reloc_type.
437 (Target_arm::get_real_reloc_type): Use command line options to
438 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
439 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
442 2009-11-25 Doug Kwan <dougkwan@google.com>
444 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
445 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
446 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
448 (Arm_relocate_functions::thm_call): Replace body with a call to
449 Arm_relocate_functions::thumb_branch_common.
450 (Arm_relocate_functions::thm_jump24,
451 Arm_relocate_functions::thm_xpc22): New method definitions.
452 (Arm_relocate_functions::thumb_branch_common): New method definition.
453 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
455 (Target_arm::Relocate::relocate): Adjust call to thm_call.
456 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
458 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
460 * Makefile.am: Build incremental-dump
461 * Makefile.in: Regenerate.
462 * incremental-dump.cc: New.
463 * incremental.cc (Incremental_inputs_header_data,
464 Incremental_inputs_entry_data): Move to incremental.h
465 * incremental.h: (Incremental_inputs_header_data,
466 Incremental_inputs_entry_data): Move from incremental.cc
468 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
470 * incremental.cc (Incremental_inputs_header,
471 Incremental_inputs_header_write, Incremental_inputs_entry,
472 Incremental_inputs_entry_write): Add a typedef with the data type.
474 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
476 * incremental.cc (Incremental_inputs_header,
477 Incremental_inputs_header_write, Incremental_inputs_entry,
478 Incremental_inputs_entry_write): Update comment about which
479 type has the filed descriptions.
481 2009-11-15 Doug Kwan <dougkwan@google.com>
483 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
484 (Arm_relocate_functions::arm_branch_common): Change method defintion
485 in class definition to a method declaration and update list of formal
487 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
488 Arm_relocation_functions::jump24): Adjust call to
489 Arm_relocate_functions::arm_branch_common. Update list of formal
491 (Arm_relocate_functions::xpc25): New method definition.
492 (Arm_relocate_functions::arm_branch_common): Move method defintion
493 out from class definition. Use stubs for mode-switching and extending
495 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
496 specially. Change code to enable use of stubs in ARM branches.
498 2009-11-10 Doug Kwan <dougkwan@google.com>
500 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
501 in method declaration.
502 (Target_arm::relocate_stub): New method declaration.
503 (Target_arm::default_target): Change to return a pointer instead of
505 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
506 Target_arm::default_target.
507 (Arm_Relobj::do_relocate_sections): Remove options paramater in
509 (Target_arm::relocate_section): Adjust view.
510 (Target_arm::relocate_stub): New method definition.
512 2009-11-10 Doug Kwan <dougkwan@google.com>
514 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
516 * incremental.cc (open_incremental_binary): Initialized local
517 variables to avoid warnings.
518 * object.cc (make_elf_object): Ditto.
519 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
522 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
525 * testsuite/plugin_test.c: Include "config.h".
527 2009-11-09 Doug Kwan <dougkwan@google.com>
529 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
530 (arm_symbol_value): Remove.
531 (Arm_relocate_functions::arm_branch_common,
532 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
533 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
534 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
535 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
536 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
537 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
538 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
539 Arm_relocate_functions::thm_mobw_abs_nc,
540 Arm_relocate_functions::thm_mov_abs,
541 Arm_relocate_functions::movw_prel_nc,
542 Arm_relocate_functions::thm_movt_abs,
543 Arm_relocate_functions::movt_prel,
544 Arm_relocate_functions::thm_movw_prel_nc,
545 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
546 (Target_arm::Relocate::relocate): Only decompose address into two
547 parts if relocation type uses the thumb-bit and pass the actual
548 bit instead of a flag indicating that the thumb-bit is used. Adjust
549 calls to methods in Arm_relocate_functions for this change.
551 2009-11-08 Ian Lance Taylor <iant@google.com>
554 * reloc.cc: Instantiate
555 Sized_relobj::initialize_input_to_output_maps and
556 Sized_relobj:free_input_to_output_maps.
558 2009-11-06 Ian Lance Taylor <iant@google.com>
561 * defstd.cc (in_segment): Set only_if_ref true for "end".
563 2009-11-06 Doug Kwan <dougkwan@google.com>
565 * arm.cc (class Reloc_stub): Correct a comment.
566 (Target_arm::Target_arm): Initialize arm_input_section_map_.
567 (Target_arm::scan_section_for_stubs): New method declaration.
568 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
569 Change methods from private to protected.
570 (Target_arm::do_may_relax): New method definition.
571 (Target_arm::do_relax, Target_arm::group_sections,
572 Target_arm::scan_reloc_for_stub,
573 Target_arm::scan_reloc_section_for_stubs): New method declarations.
574 (Target_arm::arm_input_section_map_): New data member declaration.
575 (Target_arm::scan_reloc_for_stub,
576 Target_arm::scan_reloc_section_for_stubs,
577 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
578 Target_arm::do_relax): New method definitions.
580 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
582 * configure.ac: Check for (struct stat)::st_mtim
583 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
584 * config.in: Regenerate.
585 * configure: Regenerate.
587 2009-11-05 Ian Lance Taylor <iant@google.com>
590 * output.cc (Output_segment::add_output_section): Add missing
593 2009-11-04 Ian Lance Taylor <iant@google.com>
596 * object.h (class Object): Add is_needed and set_is_needed
597 methods. Add is_needed_ field. Make bool fields into bitfields.
598 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
599 defined in a dynamic object and referenced by a regular object,
600 set is_needed for the dynamic object.
601 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
602 if the file is marked with as_needed and it is not needed.
604 2009-11-04 Ian Lance Taylor <iant@google.com>
607 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
608 tags if data is discarded by linker script.
609 * i386.cc (Target_i386::do_finalize_sections): Likewise.
610 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
611 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
612 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
614 2009-11-04 Ian Lance Taylor <iant@google.com>
616 * layout.cc (Layout::get_output_section): Add is_interp and
617 is_dynamic_linker_section parameters. Change all callers.
618 (Layout::choose_output_section): Likewise.
619 (Layout::make_output_section): Likewise.
620 (Layout::add_output_section_data): Add is_dynamic_linker_section
621 parameter. Change all callers.
622 * layout.h (class Layout): Update declarations.
623 * output.h (class Output_section): Add is_interp, set_is_interp,
624 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
625 Add is_interp_, is_dynamic_linker_section_ fields. Change
626 generate_code_fills_at_write_ to a bitfield.
627 * output.cc (Output_section::Output_sections): Initialize new
629 (Output_segment::add_output_section): Add do_sort parameter.
632 2009-11-03 Ian Lance Taylor <iant@google.com>
635 * options.h (class General_options): Add --warn-common.
636 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
637 merging two common symbols.
638 (Symbol_table::should_override): Handle --warn-common when merging
639 a common symbol with a defined symbol. Use report_resolve_problem
640 for multiple definitions.
641 (Symbol_table::report_resolve_problem): New function.
642 * symtab.h (class Symbol_table): Declare report_resolve_problem.
644 2009-11-03 Doug Kwan <dougkwan@google.com>
646 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
648 (Target_arm::stub_factory): New method definition.
649 (Target_arm::new_arm_input_section,
650 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
651 Target_arm::reloc_uses_thumb_bit): New method declarations.
652 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
653 New type definitions.
654 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
656 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
657 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
658 New method definitions.
660 2009-11-03 Ian Lance Taylor <iant@google.com>
662 * options.h (class General_options): Add --warn_constructors.
664 2009-11-03 Ian Lance Taylor <iant@google.com>
667 * defstd.cc (in_section): Add entries for __rel_iplt_start,
668 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
670 2009-11-03 Ian Lance Taylor <iant@google.com>
673 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
674 --msgid-bugs-address.
675 (install-pdf): New target.
676 (install-data_yes): Look up one directory to find mkinstalldirs.
678 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
680 * po/Make-in (.po.gmo): Don't generate .gmo files in source
683 2009-10-30 Doug Kwan <dougkwan@google.com>
685 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
687 2009-10-30 Doug Kwan <dougkwan@google.com>
689 * arm.cc (Stub_addend_reader): New struct template definition
690 and partial specializations.
691 (Stub_addend_reader::operator()): New method definition for a
692 partially specialized template.
694 2009-10-30 Doug Kwan <dougkwan@google.com>
696 * arm.cc (Arm_relobj::processor_specific_flags): New method
698 (Arm_relobj::do_read_symbols): New method declaration.
699 (Arm_relobj::processor_specific_flags_): New data member declaration.
700 (Arm_dynobj): New class definition.
701 (Target_arm::do_finalize_sections): Add input_objects parameter.
702 (Target_arm::do_adjust_elf_header): New method declaration.
703 (Target_arm::are_eabi_versions_compatible,
704 (Target_arm::merge_processor_specific_flags): New method declaration.
705 (Target_arm::do_make_elf_object): New overloaded method definitions
707 (Arm_relobj::do_read_symbols): New method definition.
708 (Arm_dynobj::do_read_symbols): Ditto.
709 (Target_arm::do_finalize_sections): Add input_objects parameters.
710 Merge processor-specific flags from all input objects.
711 (Target_arm::are_eabi_versions_compatible,
712 Target_arm::merge_processor_specific_flags,
713 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
714 New method definitions.
715 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
716 Input_objects pointer type parameter.
717 * layout.cc (Layout::finalize): Pass input objects to target's.
718 finalize_sections function.
719 * output.cc (Output_file_header::do_sized_write): Set ELF file
720 header's processor-specific flags.
721 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
722 Input_objects pointer type parameter.
723 * sparc.cc (Target_sparc::do_finalize_sections): Same.
724 * target.h (Input_objects): New forward class declaration.
725 (Target::processor_specific_flags,
726 Target::are_processor_specific_flags_sect): New method definitions.
727 (Target::finalize_sections): Add input_objects parameter.
728 (Target::Target): Initialize processor_specific_flags_ and
729 are_processor_specific_flags_set_.
730 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
732 (Target::set_processor_specific_flags): New method definition.
733 (Target::processor_specific_flags_,
734 Target::are_processor_specific_flags_set_): New data member
736 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
737 Input_objects pointer type parameter.
739 2009-10-30 Doug Kwan <dougkwan@google.com>
741 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
743 2009-10-28 Ian Lance Taylor <iant@google.com>
745 * object.h (class Relobj): Drop options parameter from
746 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
747 do_scan_relocs, do_relocate. Change all callers.
748 (class Sized_relobj): Drop options parameters from
749 do_gc_process_relocs, do_scan_relocs, do_relocate,
750 do_relocate_sections, relocate_sections, emit_relocs_scan,
751 emit_relocs_scan_reltype. Change all callers.
752 (struct Relocate_info): Remove options field and all references to
754 * reloc.h (class Read_relocs): Remove options constructor
755 parameter and options_ field. Change all callers.
756 (class Gc_process_relocs, class Scan_relocs): Likewise.
757 (class Relocate_task): Likewise.
758 * target-reloc.h (scan_relocs): Remove options parameter. Change
760 (scan_relocatable_relocs): Likewise.
761 * target.h (class Sized_target): Remove options parameter from
762 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
764 * gc.h (gc_process_relocs): Remove options parameter. Change all
766 * arm.cc: Update functions to remove options parameters.
768 * powerpc.cc: Likewise.
769 * sparc.cc: Likewise.
770 * x86_64.cc: Likewise.
771 * testsuite/testfile.cc: Likewise.
773 2009-10-28 Doug Kwan <dougkwan@google.com>
775 * arm.cc (Arm_relobj): New class definition.
776 (Arm_relobj::scan_sections_for_stubs,
777 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
778 New method definitions.
780 2009-10-28 Cary Coutant <ccoutant@google.com>
782 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
783 (Plugin::cleanup_done_): New member.
784 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
785 (Plugin_manager::cleanup_done_): Remove.
786 (Plugin_manager::add_input_file): Edit error message.
787 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
788 (Plugin_manager::cleanup): Remove use of cleanup_done_.
790 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
792 * fileread.cc: (File_read::View::~View): Use the new
793 data_ownership_ filed.
794 (File_read::~File_read): Dispose the new whole_file_view_.
795 (File_read::open): Mmap the whole file if needed.
796 (File_read::open): Use whole_file_view_ instead of contents_.
797 (File_read::find_view): Use whole_file_view_ if applicable.
798 (File_read::do_read): Use whole_file_view_ instead of contents_.
799 (File_read::make_view): Use whole_file_view_ instead of contents_,
800 update File_read::View::View call.
801 (File_read::find_or_make_view): Update File_read::View::View
803 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
805 (File_read::View::Data_ownership): New enum.
806 (File_read::View::View): Replace bool mapped_ with Data_ownership
808 (File_read::View::mapped_): Remove (replaced by data_ownership_).
809 (File_read::View::data_ownership_): New field.
810 (File_read::contents_): Remove (replaced by whole_file_view_).
811 (File_read::whole_file_view_): New field.
812 * options.h (class General_options): Add --keep-files-mapped.
814 2009-10-27 Cary Coutant <ccoutant@google.com>
816 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
817 * testsuite/Makefile.am (plugin_test_5): New test case.
818 * testsuite/Makefile.in: Regenerate.
820 2009-10-25 Doug Kwan <dougkwan@google.com>
822 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
823 from private to protected to allow access by child class.
824 (Sized_relobj::do_relocate_sections): New method declaration.
825 (Sized_relobj::relocate_sections): Virtualize.
826 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
827 Sized_relobj::relocate_sections. Instantiate template explicitly
828 for different target sizes and endianity.
830 2009-10-24 Doug Kwan <dougkwan@google.com>
832 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
833 (Arm_input_section::as_arm_input_section): New method.
834 (Arm_output_section): New class definition.
835 (Arm_output_section::create_stub_group,
836 Arm_output_section::group_sections): New method definitions.
838 2009-10-22 Doug Kwan <dougkwan@google.com>
840 * arm.cc (Arm_input_section): New class definition.
841 (Arm_input_section::init, Arm_input_section:do_write,
842 Arm_input_section::set_final_data_size,
843 Arm_input_section::do_reset_address_and_file_offset): New method
846 2009-10-21 Doug Kwan <dougkwan@google.com>
848 * arm.cc (Stub_table, Arm_input_section): New forward class
850 (Stub_table): New class defintion.
851 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
852 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
853 New method definition.
855 2009-10-21 Doug Kwan <dougkwan@google.com>
857 * arm.cc: Update copyright comments.
858 (Target_arm): New forward class template declaration.
859 (Arm_address): New type.
860 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
861 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
862 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
864 (Insn_template): Same.
865 (DEF_STUBS): New macro.
866 (Stub_type): New enum type.
867 (Stub_template): New class definition.
870 (Stub_factory): Same.
871 (Target_arm::Target_arm): Initialize may_use_blx_ and
872 should_force_pic_veneer_.
873 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
874 Target_arm::should_force_pic_veneer,
875 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
876 Target_arm::using_thumb_only, Target_arm:;default_target): New
878 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
879 New data member declarations.
880 (Insn_template::size, Insn_template::alignment): New method defintions.
881 (Stub_template::Stub_template): New method definition.
882 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
883 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
884 (Stub_factory::Stub_factory): New method definition.
885 * gold.h (string_hash): New template.
886 * output.h (Input_section_specifier::hash_value): Use
888 (Input_section_specifier::string_hash): Remove.
889 * stringpool.cc (Stringpool_template::string_hash): Use
892 2009-10-20 Doug Kwan <dougkwan@google.com>
894 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
895 symbols of relaxed input sections.
896 * output.h (Output_section::find_relaxed_input_section): Make
899 2009-10-16 Doug Kwan <dougkwan@google.com>
901 * dynobj.cc (Versions::Versions): Initialize version_script_.
902 Only insert base version symbol definition for a shared object
903 if version script defines any version versions.
904 (Versions::define_base_version): New method definition.
905 (Versions::add_def): Check that base version is not needed.
906 (Versions::add_need): Define base version lazily.
907 * dynobj.h (Versions::define_base_version): New method declaration.
908 (Versions::needs_base_version_): New data member declaration.
909 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
910 (check_DATA): Add no_version_test.stdout.
911 (libno_version_test.so, no_version_test.o no_version_test.stdout):
913 * testsuite/Makefile.in: Regenerate.
914 * testsuite/no_version_test.c: New file.
915 * testsuite/no_version_test.sh: Ditto.
917 2009-10-16 Doug Kwan <dougkwan@google.com>
919 * expression.cc (class Segment_start_expression): New class definition.
920 (Segment_start_expression::value): New method definition.
921 (script_exp_function_segment_start): Return a new
922 Segment_start_expression.
923 * gold/script-c.h (script_saw_segment_start_expression): New function
925 * script-sections.cc (Script_sections::Script_sections): Initialize
926 SAW_SEGMENT_START_EXPRESSION_ to false.
927 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
928 and -Tbbs options to specify section addresses if given in
929 command line and no SEGMENT_START expression is seen in a script.
930 * script-sections.h (Script_sections::saw_segment_start_expression,
931 Script_sections::set_saw_segment_start_expression): New method
933 (Script_sections::saw_segment_start_expression_): New data member
935 * script.cc (script_saw_segment_start_expression): New function.
936 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
937 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
938 script_test_7.sh and script_test_8.sh.
939 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
940 script_test_8.stdout.
941 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
942 (script_test_6, script_test_6.stdout, script_test_7,
943 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
944 * Makefile.in: Regenerate.
945 * testsuite/script_test_6.sh: New file.
946 * testsuite/script_test_6.t: Same.
947 * testsuite/script_test_7.sh: Same.
948 * testsuite/script_test_7.t: Same.
949 * testsuite/script_test_8.sh: Same.
951 2009-10-16 Doug Kwan <dougkwan@google.com>
953 * output.cc (Output_segment::set_section_list_address): Cast
954 expressions to unsigned long long type to avoid format warnings.
956 2009-10-15 Ian Lance Taylor <iant@google.com>
958 * script.cc (Script_options::add_symbol_assignment): Always add a
959 dot assignment to script_sections_.
960 * script-sections.cc (Script_sections::add_dot_assignment):
961 Initialize if necessary.
963 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
964 program headers with no load segment if there is a linker script.
966 * layout.cc (Layout::set_segment_offsets): Align the file offset
967 to the segment aligment for -N or -n with no load segment.
968 * output.cc (Output_segment::add_output_section): Don't crash if
969 the first section is a TLS section.
970 (Output_segment::set_section_list_addresses): Print an error
971 message if the address moves backward in a linker script.
973 (Output_section_element_input::set_section_addresses): Don't
974 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
975 (Orphan_output_section::set_section_addresses): Likewise.
977 2009-10-15 Doug Kwan <dougkwan@google.com>
979 * layout.cc (Layout::finish_dynamic_section): Generate tags
980 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
981 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
982 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
984 2009-10-14 Ian Lance Taylor <iant@google.com>
986 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
988 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
989 data_shdr fields of relinfo.
990 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
991 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
992 R_386_TLS_LDO_32, adjust based on section flags.
993 (Target_i386::Relocate::fix_up_ldo): Remove.
995 2009-10-13 Ian Lance Taylor <iant@google.com>
997 Add support for -pie.
998 * options.h (class General_options): Add -pie and
1000 (General_options::output_is_position_independent): Test -pie.
1001 (General_options::output_is_executable): Return true if not shared
1002 and not relocatable.
1003 (General_options::output_is_pie): Remove.
1004 * options.cc (General_options::finalize): Reject incompatible uses
1006 * gold.cc (queue_middle_tasks): A -pie link is not static.
1007 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
1008 * symtab.cc (Symbol::final_value_is_known): Return false if
1009 output_is_position_independent.
1010 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
1011 output_is_position_independent.
1012 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
1013 output_is_position_independent.
1014 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
1015 output_is_position_independent.
1016 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
1018 (basic_pie_test.o, basic_pie_test): New targets.
1019 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
1020 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
1021 (two_file_pie_test): New target.
1022 * testsuite/Makefile.in: Rebuild.
1023 * README: Remove note saying that -pie is not supported.
1025 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1027 * options.h (class General_options): Add -init and -fini.
1028 * layout.cc (Layout::finish_dynamic_section): Emit
1029 given init and fini functions.
1031 2009-10-13 Sriraman Tallam <tmsriram@google.com>
1033 * gc.h (gc_process_relocs): Check if icf is enabled using new
1035 * gold.cc (queue_initial_tasks): Likewise.
1036 (queue_middle_tasks): Likewise.
1037 * object.cc (do_layout): Likewise.
1038 * symtab.cc (is_section_folded): Likewise.
1039 * main.cc (main): Likewise.
1040 * reloc.cc (Read_relocs::run): Likewise.
1041 (Sized_relobj::do_scan_relocs): Likewise.
1042 * icf.cc (is_function_ctor_or_dtor): New function.
1043 (Icf::find_identical_sections): Check if function is ctor or dtor when
1045 * options.h (General_options::icf): Change option to be an enum.
1046 (Icf_status): New enum.
1047 (icf_enabled): New method.
1048 (icf_safe_folding): New method.
1049 (set_icf_status): New method.
1050 (icf_status_): New variable.
1051 * (options.cc) (General_options::finalize): Set icf_status_.
1052 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1053 icf_test and icf_keep_unique_test to use the --icf enum flag.
1054 * testsuite/icf_safe_test.sh: New file.
1055 * testsuite/icf_safe_test.cc: New file.
1057 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1059 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1060 includes to gc.h and icf.h.
1061 * arm.cc: Include gc.h.
1062 * gold.cc: Likewise.
1063 * i386.cc: Likewise.
1064 * powerpc.cc: Likewise.
1065 * sparc.cc: Likewise.
1066 * x86_64.cc: Likewise.
1067 * gc.h: Include icf.h.
1069 2009-10-11 Ian Lance Taylor <iant@google.com>
1071 * plugin.cc: Include "gold.h" before other header files.
1073 2009-10-10 Chris Demetriou <cgd@google.com>
1075 * options.h (Input_file_argument::Input_file_type): New enum.
1076 (Input_file_argument::is_lib_): Replace with...
1077 (Input_file_argument::type_): New member.
1078 (Input_file_argument::Input_file_argument): Take Input_file_type
1079 'type' rather than boolean 'is_lib' as second argument.
1080 (Input_file_argument::is_lib): Use type_.
1081 (Input_file_argument::is_searched_file): New function.
1082 (Input_file_argument::may_need_search): Handle is_searched_file.
1083 * options.cc (General_options::parse_library): Support -l:filename.
1084 (General_options::parse_just_symbols): Update for Input_file_argument
1086 (Command_line::process): Likewise.
1087 * archive.cc (Archive::get_file_and_offset): Likewise.
1088 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1089 * script.cc (read_script_file, script_add_file): Likewise.
1090 * fileread.cc (Input_file::Input_file): Likewise.
1091 (Input_file::will_search_for): Handle is_searched_file.
1092 (Input_file::open): Likewise.
1093 * readsyms.cc (Read_symbols::get_name): Likewise.
1094 * testsuite/Makefile.am (searched_file_test): New test.
1095 * testsuite/Makefile.in: Regenerate.
1096 * testsuite/searched_file_test.cc: New file.
1097 * testsuite/searched_file_test_lib.cc: New file.
1099 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1100 Ian Lance Taylor <iant@google.com>
1102 * descriptor.cc: Include <cstdio> and "binary-io.h".
1103 (Descriptors::open): Open the files in binary mode always.
1104 * script.cc (Lex::get_token): Treat \r as whitespace.
1106 2009-10-09 Ian Lance Taylor <iant@google.com>
1108 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1110 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1111 Ian Lance Taylor <iant@google.com>
1113 * configure.ac: Check for readv function also.
1114 * fileread.cc (readv): Define if not HAVE_READV.
1115 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1117 * config.in: Regenerate.
1118 * configure: Regenerate.
1120 2009-10-09 Doug Kwan <dougkwan@google.com>
1122 * layout.cc (Layout::make_output_section): Call target hook to make
1123 ordinary output section.
1124 (Layout::finalize): Adjust parameter list of call the
1125 Target::may_relax().
1126 * layout.h (class Layout::section_list): New method.
1127 * merge.h (Output_merge_base::entsize): Change visibility to public.
1128 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1130 (Output_merge_string::do_is_string): New method.
1131 * object.cc (Sized_relobj::do_setup): renamed from
1132 Sized_relobj::set_up.
1133 * object.h (Sized_relobj::adjust_shndx,
1134 Sized_relobj::initializ_input_to_output_maps,
1135 Sized_relobj::free_input_to_output_maps): Change visibilities to
1137 (Sized_relobj::setup): Virtualize.
1138 (Sized_relobj::do_setup): New method declaration.
1139 (Sized_relobj::invalidate_section_offset,
1140 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1141 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1142 * options.cc (parse_int): New function.
1143 * options.h (parse_int): New declaration.
1144 (DEFINE_int): New macro.
1145 (stub_group_size): New option.
1146 * output.cc (Output_section::Output_section): Initialize memebers
1147 merge_section_map_, merge_section_by_properties_map_,
1148 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1149 (Output_section::add_input_section): Handled deferred code-fill
1150 generation and remove an old comment.
1151 (Output_section::add_relaxed_input_section): New method definition.
1152 (Output_section::add_merge_input_section): Use merge section by
1153 properties map to speed to search. Update merge section maps
1155 (Output_section::build_relaxation_map): New method definition.
1156 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1158 (Output_section::relax_input_section): Renamed to
1159 Output_section::convert_input_sections_to_relaxed_sections and change
1160 interface to take a vector of pointers to relaxed sections.
1161 (Output_section::find_merge_section,
1162 Output_section::find_relaxed_input_section): New method definitions.
1163 (Output_section::is_input_address_mapped,
1164 Output_section::output_offset, Output_section::output_address):
1165 Use output section data maps to speed up searching.
1166 (Output_section::find_starting_output_address): Add comments.
1167 (Output_section::do_write,
1168 Output_section::write_to_postprocessing_buffer): Do code-fill
1169 generation as appropriate.
1170 (Output_section::get_input_sections): Invalidate relaxed input section
1172 (Output_section::restore_states): Adjust type of checkpoint .
1173 Invalidate relaxed input section map.
1174 * output.h (Output_merge_base): New class declaration.
1175 (Input_section_specifier): New class defintion.
1176 (class Output_relaxed_input_section) Change base class to
1177 Output_section_data_build.
1178 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1179 base class initializer.
1180 (Output_section::add_relaxed_input_section): New method declaration.
1181 (Output_section::Input_section): Change visibility to protected.
1182 (Output_section::Input_section::relobj,
1183 Output_section::Input_section::shndx): Handle relaxed input sections.
1184 Output_section::input_sections) Change visibility to protected. Also
1185 define overload to return a non-const pointer.
1186 (Output_section::Merge_section_properties): New class defintion.
1187 (Output_section::Merge_section_by_properties_map,
1188 Output_section::Output_section_data_by_input_section_map,
1189 Output_section::Relaxation_map): New types.
1190 (Output_section::relax_input_section): Rename method to
1191 Output_section::convert_input_sections_to_relaxed_sections and change
1192 interface to take a vector of relaxed section pointers.
1193 (Output_section::find_merge_section,
1194 Output_section::find_relaxed_input_section,
1195 Output_section::build_relaxation_map,
1196 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1197 New method declarations.
1198 (Output_section::merge_section_map_
1199 Output_section::merge_section_by_properties_map_,
1200 Output_section::relaxed_input_section_map_,
1201 Output_section::is_relaxed_input_section_map_valid_,
1202 Output_section::generate_code_fills_at_write_): New data members.
1203 * script-sections.cc
1204 (Output_section_element_input::set_section_addresses): Call
1205 current_data_size and addralign methods of relaxed input sections.
1206 (Orphan_output_section::set_section_addresses): Call current_data_size
1207 and addralign methods of relaxed input sections.
1208 * symtab.cc (Symbol_table::compute_final_value): Extract template
1209 from the body of Symbol_table::sized_finalize_symbol.
1210 (Symbol_table::sized_finalized_symbol): Call
1211 Symbol_table::compute_final_value.
1212 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1213 (Symbol_table::compute_final_value): New templated method declaration.
1214 * target.cc (Target::do_make_output_section): New method defintion.
1215 * target.h (Target::make_output_section): New method declaration.
1216 (Target::relax): Add more parameters for input objects, symbol table
1217 and layout. Adjust call to do_relax.
1218 (Target::do_make_output_section): New method declaration.
1219 (Target::do_relax): Add parameters for input objects, symbol table
1222 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1224 * pread.c: Include stdio.h.
1226 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1228 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1231 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1233 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1234 Change read_shndx type to unsigned int.
1235 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1237 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1238 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1239 Change read_shndx type to unsigned int.
1240 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1242 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1243 * layout.cc (Layout::create_symtab_sections): Cast the result of
1244 local_symcount * symsize to off_t in the gold_assert.
1246 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1248 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1249 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1251 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1252 (Arm_relocate_functions::thm_abs5): New function.
1253 (Arm_relocate_functions::abs12): New function.
1254 (Arm_relocate_functions::abs16): New function.
1255 (Arm_relocate_functions::base_abs): New function.
1256 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1257 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1258 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1260 (Scan::global): Likewise.
1261 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1262 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1263 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1264 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1267 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1269 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1270 (Arm_relocate_functions::movt_prel): New function.
1271 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1272 (Arm_relocate_functions::thm_movt_prel): New function.
1273 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1274 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1275 (Scan::global, Relocate::relocate): Likewise.
1276 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1278 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1280 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1281 Incremental_checker.
1282 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1284 (class Incremental_inputs_header): New class.
1285 (Incremental_inputs_header_writer): Edit comment.
1286 (Incremental_inputs_entry): New class.
1287 (Incremental_inputs_entry_writer): Edit comment.
1288 (Sized_incremental_binary::do_find_incremental_inputs_section):
1289 Add *strtab_shndx parameter, fill it.
1290 (Sized_incremental_binary::do_check_inputs): New method.
1291 (Incremental_checker::can_incrementally_link_output_file): Use
1292 Sized_incremental_binary::check_inputs.
1293 (Incremental_inputs::report_command_line): Save command line in
1296 (Incremental_binary::find_incremental_inputs_section): New
1298 (Incremental_binary::do_find_incremental_inputs_section): Add
1299 strtab_shndx parameter.
1300 (Incremental_binary::do_check_inputs): New pure virtual method.
1301 (Sized_incremental_binary::do_check_inputs): Declare.
1302 (Incremental_checker::Incremental_checker): Add incremental_inputs
1303 parameter, use it to initialize incremental_inputs_.
1304 (Incremental_checker::incremental_inputs_): New field.
1305 (Incremental_checker::command_line): New method.
1306 (Incremental_checker::inputs): New method.
1307 (Incremental_checker::command_line_): New field.
1309 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1311 * incremental.cc: Include <cstdarg> and "target-select.h".
1312 (vexplain_no_incremental): New function.
1313 (explain_no_incremental): New function.
1314 (Incremental_binary::error): New method.
1315 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1317 (make_sized_incremental_binary): New function.
1318 (open_incremental_binary): New function.
1319 (can_incrementally_link_file): Add checks if output is ELF and has
1321 * incremental.h: Include "elfcpp_file.h" and "output.h".
1322 (Incremental_binary): New class.
1323 (Sized_incremental_binary): New class.
1324 (open_incremental_binary): Declare.
1325 * object.cc (is_elf_object): Use
1326 elfcpp::Elf_recognizer::is_elf_file.
1327 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1328 * output.h (Output_file::filesize): New method.
1330 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1332 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1334 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1335 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1337 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1339 (Arm_relocate_functions::movw_abs_nc): New function.
1340 (Arm_relocate_functions::movt_abs): New function.
1341 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1342 (Arm_relocate_functions::thm_movt_abs): New function.
1343 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1344 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1345 (Scan::global): Likewise.
1346 (Relocate::relocate): Likewise.
1347 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1349 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1351 * arm.cc (Arm_relocate_functions::got_prel) New function.
1352 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1353 (Relocate::relocate): Likewise.
1354 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1356 2009-10-06 Ian Lance Taylor <iant@google.com>
1358 * options.h (class General_options): Define
1359 split_stack_adjust_size parameter.
1360 * object.h (class Object): Add uses_split_stack_ and
1361 has_no_split_stack_ fields. Add uses_split_stack and
1362 has_no_split_stack accessor functions. Declare
1363 handle_split_stack_section.
1364 (class Reloc_symbol_changes): Define.
1365 (class Sized_relobj): Define Function_offsets. Declare
1366 split_stack_adjust, split_stack_adjust_reltype, and
1368 * object.cc (Object::handle_split_stack_section): New function.
1369 (Sized_relobj::do_layout): Call handle_split_stack_section.
1370 * dynobj.cc (Sized_dynobj::do_layout): Call
1371 handle_split_stack_section.
1372 * reloc.cc (Sized_relobj::relocate_sections): Call
1373 split_stack_adjust for executable sections in split_stack
1374 objects. Pass reloc_map to relocate_section.
1375 (Sized_relobj::split_stack_adjust): New function.
1376 (Sized_relobj::split_stack_adjust_reltype): New function.
1377 (Sized_relobj::find_functions): New function.
1378 * target-reloc.h: Include "object.h".
1379 (relocate_section): Add reloc_symbol_changes parameter. Change
1381 * target.h (class Target): Add calls_non_split method. Declare
1382 do_calls_non_split virtual method. Declare match_view and
1384 * target.cc: Include "elfcpp.h".
1385 (Target::do_calls_non_split): New function.
1386 (Target::match_view): New function.
1387 (Target::set_view_to_nop): New function.
1388 * gold.cc (queue_middle_tasks): Give an error if mixing
1389 split-stack and non-split-stack objects with -r.
1390 * i386.cc (Target_i386::relocate_section): Add
1391 reloc_symbol_changes parameter.
1392 (Target_i386::do_calls_non_split): New function.
1393 * x86_64.cc (Target_x86_64::relocate_section): Add
1394 reloc_symbol_changes parameter.
1395 (Target_x86_64::do_calls_non_split): New function.
1396 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1398 * powerpc.cc (Target_powerpc::relocate_section): Add
1399 reloc_symbol_changes parameter.
1400 * sparc.cc (Target_sparc::relocate_section): Add
1401 reloc_symbol_changes parameter.
1402 * configure.ac: Call AM_CONDITIONAL for the default target.
1403 * configure: Rebuild.
1404 * testsuite/Makefile.am (TEST_AS): New variable.
1405 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1406 (check_DATA): Add split_i386 and split_x86_64 files.
1407 (SPLIT_DEFSYMS): Define.
1408 (split_i386_[1234n].o): New targets.
1409 (split_i386_[124]): New targets.
1410 (split_i386_[1234r].stdout): New targets.
1411 (split_x86_64_[1234n].o): New targets.
1412 (split_x86_64_[124]): New targets.
1413 (split_x86_64_[1234r].stdout): New targets.
1414 (MOSTLYCLEANFILES): Add new executables.
1415 * testsuite/split_i386.sh: New file.
1416 * testsuite/split_x86_64.sh: New file.
1417 * testsuite/split_i386_1.s: New file.
1418 * testsuite/split_i386_2.s: New file.
1419 * testsuite/split_i386_3.s: New file.
1420 * testsuite/split_i386_4.s: New file.
1421 * testsuite/split_i386_n.s: New file.
1422 * testsuite/split_x86_64_1.s: New file.
1423 * testsuite/split_x86_64_2.s: New file.
1424 * testsuite/split_x86_64_3.s: New file.
1425 * testsuite/split_x86_64_4.s: New file.
1426 * testsuite/split_x86_64_n.s: New file.
1427 * testsuite/testfile.cc (Target_test): Update relocation_section
1429 * testsuite/Makefile.in: Rebuild.
1431 2009-10-06 Ian Lance Taylor <iant@google.com>
1433 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1434 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1435 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1436 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1437 the address on ldo_addrs_.
1438 (Target_i386::Relocate::fix_up_ldo): New function.
1440 2009-10-06 Rafael Espindola <espindola@google.com>
1442 * plugin.cc (add_input_library): New.
1443 (Plugin::load): Add add_input_library to tv.
1444 (Plugin_manager::add_input_file): Add the is_lib argument.
1445 (add_input_file): Update call to Plugin_manager::add_input_file.
1446 (add_input_library): New.
1447 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1449 2009-09-30 Doug Kwan <dougkwan@google.com>
1451 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1452 symbol and call Symbol::may_need_copy_reloc to determine if
1453 a copy reloc is needed.
1454 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1455 nocopyreloc is given in command line.
1456 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1457 given in command line.
1458 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1459 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1460 of the removed Target_i386::may_need_copy_reloc.
1461 * options.h (copyreloc): New option with default value false.
1462 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1463 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1464 instead of the removed Target_powerpc::may_need_copy_reloc.
1465 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1466 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1467 instead of the removed Target_sparc::may_need_copy_reloc.
1468 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1469 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1470 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1471 instead of the removed Target_x86_64::may_need_copy_reloc.
1473 2009-09-30 Ian Lance Taylor <iant@google.com>
1475 * object.h (class Object): Remove target_ field, and target,
1476 sized_target, and set_target methods.
1477 (Object::sized_target): Remove.
1478 (class Sized_relobj): Update declarations. Remove sized_target.
1479 * object.cc (Sized_relobj::setup): Remove target parameter.
1481 (Input_objects::add_object): Don't do anything with the target.
1482 (make_elf_sized_object): Add punconfigured parameter. Change all
1483 callers. Set or test parameter target.
1484 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1486 * parameters.cc (Parameters::set_target): Change parameter type to
1488 (Parameters::default_target): Remove.
1489 (set_parameters_target): Change parameter type to be non-const.
1490 (parameters_force_valid_target): New function.
1491 (parameters_clear_target): New function.
1492 * parameters.h (class Parameters): Update declarations. Remove
1493 default_target method. Add sized_target and clear_target
1494 methods. Change target_ to be non-const.
1495 (set_parameters_target): Update declaration.
1496 (parameters_force_valid_target): Declare.
1497 (parameters_clear_target): Declare.
1498 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1499 as NULL if we aren't searching.
1500 (Add_symbols::run): Don't check for compatible target.
1501 * fileread.cc (Input_file::open_binary): Call
1502 parameters_force_valid_target.
1503 * gold.cc (queue_middle_tasks): Likewise.
1504 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1505 set_target on object.
1506 * dynobj.h (class Sized_dynobj): Update declarations.
1507 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1508 make_elf_object returns NULL.
1509 (Archive::include_member): Don't check whether object target is
1511 * output.cc (Output_section::add_input_section): Get target from
1513 (Output_section::relax_input_section): Likewise.
1514 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1516 (Sized_relobj::do_scan_relocs): Likewise.
1517 (Sized_relobj::relocate_sections): Likewise.
1518 * resolve.cc (Symbol_table::resolve): Likewise.
1519 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1520 parameter. Change all callers.
1521 (Symbol_table::add_from_object): Get target from parameters.
1522 (Symbol_table::add_from_relobj): Don't check object target.
1523 (Symbol_table::add_from_dynobj): Likewise.
1524 (Symbol_table::define_special_symbol): Get target from
1526 * symtab.h (class Symbol_table): Update declaration.
1527 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1528 parameter. Change all callers. Clear parameter target.
1529 (Binary_test): Test target here.
1530 * testsuite/object_unittest.cc (gold_testsuite): Remove
1531 target_test_pointer parameter. Change all callers.
1532 (Object_test): Test target here.
1534 2009-09-26 Ian Lance Taylor <iant@google.com>
1536 * testsuite/initpri1.c: Don't try to use constructor priorities if
1537 compiling with gcc before 4.3.
1539 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1541 * testsuite/retain_symbols_file_test.sh (check_present): Change
1542 output file name to retain_symbols_file_test.stdout.
1543 (check_absent): Likewise.
1545 2009-09-18 Craig Silverstein <csilvers@google.com>
1547 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1548 * options.cc: Include <cerrno> and <fstream>.
1549 (General_options::finalize): Parse -retain-symbols-file tag.
1550 * options.h: New flag.
1551 (General_options): New method should_retain_symbol, new
1552 variable symbols_to_retain.
1553 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1554 should_retain_symbol map.
1555 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1556 * testsuite/Makefile.in: Regenerate.
1557 * testsuite/retain_symbols_file_test.sh: New file.
1559 2009-09-18 Nick Clifton <nickc@redhat.com>
1561 * po/es.po: Updated Spanish translation.
1563 2009-09-17 Doug Kwan <dougkwan@google.com>
1565 * debug.h (DEBUG_RELAXATION): New constant.
1566 (DEBUG_ALL): Add DEBUG_RELAXATION.
1567 (debug_string_to_enum): Add relaxation debug option.
1569 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1570 Layout::Relaxation_debug_check::read_sections,
1571 Layout::Relaxation_debug_check::read_sections): New method definitions.
1572 (Layout::Layout): Initialize data members
1573 record_output_section_data_from_scrips_,
1574 script_output_section_data_list_ and relaxation_debug_check_.
1575 (Layout::save_segments, Layout::restore_segments,
1576 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1577 Layout::relaxation_loop_body): New method definitions.
1578 (Layout::finalize): Support relaxation. Move section layout code to
1579 Layout::relaxation_loop_body.
1580 (Layout::set_asection_address_from_script): Move code for orphan
1581 section placement out.
1582 (Layout::place_orphan_sections_in_script): New method definition.
1583 * layout.h (Output_segment_headers, Output_file_header):
1584 New forward class declarations.
1585 (Layout::~Layout): Define.
1586 (Layout::new_output_section_data_from_script): New method definition.
1587 (Layout::place_orphan_sections_in_script): New method declaration.
1588 (Layout::Segment_states): New type declaration.
1589 (Layout::save_segments, Layout::restore_segments,
1590 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1591 Layout::relaxation_loop_body): New method declarations.
1592 (Layout::Output_section_data_list): New type declaration.
1593 (Layout::Relaxation_debug_check): New class definition.
1594 (Layout::record_output_section_data_from_script_,
1595 Layout::script_output_section_data_list_, Layout::segment_states_,
1596 Layout::relaxation_debug_check_): New data members.
1597 * output.cc: (Output_section_headers::do_size): New method definition.
1598 (Output_section_headers::Output_section_headers): Move size
1599 computation to Output_section_headers::do_size.
1600 (Output_segment_headers::do_size): New method definition.
1601 (Output_file_header::Output_file_header): Move size computation to
1602 Output_file_header::do_size and call it.
1603 (Output_file_header::do_size): New method definition.
1604 (Output_data_group::Output_data_group): Adjust call to
1605 Output_section_data.
1606 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1607 (Output_symtab_xindex::do_write): Add array bound check.
1608 (Output_section::Input_section::print_to_mapfile): Handle
1609 RELAXED_INPUT_SECTION_CODE.
1610 (Output_section::Output_section): Initialize data member checkpoint_.
1611 (Output_section::~Output_section): Delete checkpoint object pointed
1613 (Output_section::add_input_section): Always add an Input_section if
1615 (Output_section::add_merge_input_section): Add assert.
1616 (Output_section::relax_input_section): New method definition.
1617 (Output_section::set_final_data_size): Set load address to zero for
1618 an unallocated section.
1619 (Output_section::do_address_and_file_offset_have_reset_values):
1620 New method definition.
1621 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1622 Handle relaxed input section.
1623 (Output_section::sort_attached_input_sections): Checkpoint input
1624 section list lazily.
1625 (Output_section::get_input_sections): Change type of input_sections to
1626 list of Simple_input_section pointers. Checkpoint input section list
1627 lazily. Also handle relaxed input sections.
1628 (Output_section::add_input_section_for_script): Take a reference to
1629 a Simple_input_section object instead of Relobj pointer and section
1630 index as parameter. Handle relaxed input sections.
1631 (Output_section::save_states, Output_section::restore_states): New
1633 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1634 (Output_data::is_data_size_fixed): New method definition.
1635 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1637 (Output_data::address_and_file_offset_have_reset_values): New method
1639 (Output_data::do_address_and_file_offset_have_reset_values): New method
1641 (Output_data::set_data_size): Check that data size is not fixed.
1642 (Output_data::fix_data_size): New method definition.
1643 (Output_data::is_data_size_fixed_): New data member.
1644 (Output_section_headers::set_final_data_size): New method definition.
1645 (Output_section_headers::do_size): New method declaration.
1646 (Output_segment_headers::set_final_data_size): New method definition.
1647 (Output_segment_headers::do_size): New method declaration.
1648 (Output_file_header::set_final_data_size)::New method definition.
1649 (Output_file_header::do_size)::New method declaration.
1650 (Output_section_data::Output_section_data): Add new parameter
1651 is_data_size_fixed and use it to fix data size.
1652 (Output_data_const::Output_data_const): Adjust call to base class
1653 constructor and fix data size.
1654 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1655 base class constructor and fix data size.
1656 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1657 base class constructor and fix data size.
1658 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1659 class constructor and fix data size.
1660 (Output_data_group::set_final_data_size): New method definition.
1661 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1662 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1663 class constructor and fix data size.
1664 (Output_relaxed_input_section): New class definition.
1665 (Output_section::Simple_input_section): New class definition.
1666 (Output_section::get_input_sections): Adjust parameter list.
1667 (Output_section::add_input_section_for_script): Same.
1668 (Output_section::save_states, Output_section::restore_states,
1669 Output_section::do_address_and_file_offset_have_reset_values,
1670 (Output_section::Input_section::Input_section): Handle
1671 RELAXED_INPUT_SECTION_CODE. Add new overload for
1672 Output_relaxed_input_section.
1673 (Output_section::Input_section::is_input_section,
1674 Output_section::Input_section::set_output_section): Handle relaxed
1676 (Output_section::Input_section::is_relaxed_input_section,
1677 Output_section::Input_section::output_section_data,
1678 Output_section::Input_section::relaxed_input_section): New method
1680 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1682 (Output_section::Input_section::u1_): Update comments.
1683 (Output_section::Input_section::u2_): Add new union member poris.
1684 (Output_section::Checkpoint_output_section): New classs definition.
1685 (Output_section::relax_input_section): New method declaration.
1686 (Output_section::checkpoint_): New data member.
1687 (Output_segment): Update comments.
1688 (Output_segment::Output_segment): Un-privatize copy constructor.
1689 (Output_segment::operator=): Un-privatize.
1690 * script-sections.cc (Output_section_element::Input_section_list):
1691 Change element type to Output_section::Simple_input_section.
1692 (Output_section_element_dot_assignment::set_section_addresses):
1693 Register output section data for relaxation clean up.
1694 (Output_data_exression::Output_data_expression): Adjust call to base
1695 constructor to fix data size.
1696 (Output_section_element_data::set_section_addresses): Register
1697 Output_data_expression object for relaxation clean up.
1698 (struct Input_section_info): Replace Relobj pointer and section index
1699 pair with Output_section::Simple_input_section and Convert struct to a
1701 (Input_section_sorter::operator()): Adjust access to
1702 Input_section_info data member to use accessors.
1703 (Output_section_element_input::set_section_addresses): Use layout
1704 parameter. Adjust code to use Output_section::Simple_input_section
1705 and Input_secction_info classes. Register filler for relaxation
1707 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1708 and section index pair with Output_section::Simple_input_section
1709 class. Adjust code accordingly.
1710 (Phdrs_element::release_segment): New method definition.
1711 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1713 (Script_sections::release_segments): New method definition.
1714 * gold/script-sections.h (Script_sections::release_segments): New
1716 * gold/target.h (Target::may_relax, Target::relax,
1717 Target::do_may_relax, Target::do_relax): New method definitions.
1719 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1721 * arm.cc (has_signed_unsigned_overflow): New function.
1722 (Arm_relocate_functions::abs8): New function.
1723 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1724 (Target_arm::Scan::global): Likewise.
1725 (Target_arm::relocate::relocate): Likewise.
1726 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1729 2009-09-16 Cary Coutant <ccoutant@google.com>
1731 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1732 * testsuite/Makefile.in: Regenerate.
1734 2009-09-11 Nick Clifton <nickc@redhat.com>
1736 * po/gold.pot: Updated by the Translation project.
1738 2009-09-08 Cary Coutant <ccoutant@google.com>
1740 * output.cc (Output_file::open): Add execute permission to empty file.
1741 * testsuite/Makefile.am (permission_test): New test.
1742 * testsuite/Makefile.in: Regenerate.
1744 2009-09-02 Ian Lance Taylor <iant@google.com>
1746 * output.cc (Output_file::resize): Call map_no_anonymous rather
1749 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1751 * gold.cc: Include "incremental.h".
1752 (queue_initial_tasks): Call Incremental_checker methods.
1753 * incremental.cc: Include "output.h".
1754 (Incremental_checker::can_incrementally_link_output_file): New
1756 * incremental.h (Incremental_checker): New class.
1758 * output.cc (Output_file::open_for_modification): New method.
1759 (Output_file::map_anonymous): Changed return type to bool. Record
1761 (Output_file::map_no_anonymous): New method, broken out of map.
1762 (Output_file::map): Use map_no_anonymous and map_anonymous.
1763 * output.h (class Output_file): Update declarations.
1765 2009-08-24 Cary Coutant <ccoutant@google.com>
1767 * options.h (Command_line::Pre_options): New class.
1768 (Command_line::pre_options): New member.
1769 * options.cc (gold::options::ready_to_register): New variable.
1770 (One_option::register_option): Do nothing if not registering options.
1771 Assert if same short option registered twice.
1772 (General_options::General_options): Turn off option registration when
1774 (Command_line::Pre_options::Pre_options): New constructor.
1776 2009-08-24 Cary Coutant <ccoutant@google.com>
1778 * options.h (General_options::no_keep_memory): Remove incorrect
1781 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1783 * Makefile.am (am__skiplex, am__skipyacc): New.
1784 * Makefile.in: Regenerate.
1786 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1788 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1789 (INCLUDES): ... this.
1790 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1791 (AM_CPPFLAGS): Renamed from ...
1792 (INCLUDE): ... this.
1793 * Makefile.in, testsuite/Makefile.in: Regenerate.
1795 * Makefile.in: Regenerate.
1796 * aclocal.m4: Likewise.
1797 * config.in: Likewise.
1798 * configure: Likewise.
1799 * testsuite/Makefile.in: Likewise.
1801 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1802 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1803 * Makefile.in: Regenerate.
1804 * testsuite/Makefile.in: Regenerate.
1806 2009-08-19 Cary Coutant <ccoutant@google.com>
1808 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1809 symbols in shared libraries overridden by hidden or internal symbols
1810 in the main program.
1812 2009-08-19 Chris Demetriou <cgd@google.com>
1814 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1815 checking source file names in error messages.
1817 2009-08-18 Doug Kwan <dougkwan@google.com>
1819 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1820 an elcpp::Ehdr as parameter. Adjust call to set_target.
1821 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1822 an elfcpp::Ehdr as parameter.
1823 * object.cc (Object::set_target): Remove the version that looks up
1824 a target and sets it.
1825 (Sized_relobj::setup): Take a Target object instead of
1826 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1827 (make_elf_sized_object): Find target and ask target to
1829 * object.h: (Object::set_target): Remove the version that looks up
1830 a target and sets it.
1831 (Sized_relobj::setup): Take a Target object instead of
1832 an elfcpp:Ehdr as parameter.
1833 * target.cc: Include dynobj.h.
1834 (Target::do_make_elf_object_implementation): New.
1835 (Target::do_make_elf_object): New.
1836 * target.h (Target::make_elf_object): New template declaration.
1837 (Target::do_make_elf_object): New method declarations.
1838 (Target::do_make_elf_object_implementation): New template declaration.
1840 2009-08-14 Ian Lance Taylor <iant@google.com>
1842 * gold.h (FUNCTION_NAME): Define.
1843 (gold_unreachable): Use FUNCTION_NAME.
1845 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1847 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1848 symbol in the --keep-unique list is not found.
1850 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1852 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1853 been maked as --keep-unique.
1854 (Icf::unfold_section): New function.
1855 * icf.h (Icf::unfold_section): New function.
1856 * options.h (General_options::keep_unique): New option.
1857 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1858 * testsuite/Makefile.in: Regenerate.
1859 * testsuite/icf_keep_unique_test.sh: New file.
1860 * testsuite/icf_keep_unique_test.cc: New file.
1862 2009-08-12 Cary Coutant <ccoutant@google.com>
1865 * resolve.cc (Symbol_table::resolve): Check for references from
1866 dynamic objects to hidden and internal symbols.
1867 * testsuite/Makefile.am (hidden_test.sh): New test.
1868 * testsuite/Makefile.in: Regenerate.
1869 * testsuite/hidden_test.sh: New script.
1870 * testsuite/hidden_test_1.c: New test source.
1871 * testsuite/hidden_test_main.c: New test source.
1873 2009-08-11 Doug Kwan <dougkwan@google.com>
1875 * arm.cc: Update comments.
1876 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1877 segment to locate the .ARM.exidx section if present.
1879 2009-08-09 Doug Kwan <dougkwan@google.com>
1881 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1884 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1885 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1888 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1890 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1891 valid tls_segment only for non-debug-section relocations.
1892 * testsuite/Makefile.am: Add gc_tls_test.
1893 * testsuite/Makefile.in: Regenerate.
1894 * testsuite/gc_tls_test.cc: New file.
1895 * testsuite/gc_tls_test.sh: New file.
1897 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1901 * Makefile.am (CCFILES): Add icf.cc.
1903 * Makefile.in: Regenerate.
1904 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1905 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1906 section, symbol and addend information for the relocs.
1907 * gold.cc (queue_middle_tasks): Call identical code folding.
1908 * gold.h: Add defines for multimap.
1909 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1910 to the call of finalize_local_symbols.
1911 * main.cc (main): Create object of class Icf.
1912 * object.cc (Sized_relobj::do_layout): Allow this function to be
1913 called twice during icf.
1914 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1915 to sections marked as identical by icf.
1916 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1918 (Sized_relobj::do_section_entsize): New function.
1919 * object.h (Object::section_entsize): New function.
1920 (Object::do_section_entsize): New pure virtual function.
1921 (Relobj::finalize_local_symbols): Add new parameter.
1922 (Relobj::do_section_entsize): New function.
1923 * options.h (General_options::icf): New option.
1924 (General_options::icf_iterations): New option.
1925 (General_options::print_icf_sections): New option.
1926 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1927 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1928 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1930 * symtab.cc (Symbol_table::is_section_folded): New function.
1931 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1932 to sections marked as identical by icf.
1933 * symtab.h (Symbol_table::set_icf): New function.
1934 (Symbol_table::icf): New function.
1935 (Symbol_table::is_section_folded): New function.
1936 (Symbol_table::icf_): New data member.
1937 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1938 * testsuite/Makefile.am: Add commands to build icf_test.
1939 * testsuite/Makefile.in: Regenerate.
1940 * testsuite/icf_test.sh: New file.
1941 * testsuite/icf_test.cc: New file.
1943 2009-07-24 Chris Demetriou <cgd@google.com>
1945 * layout.cc (is_compressible_debug_section): Fix incorrect
1946 comment about compressed section names.
1948 2009-07-20 Ian Lance Taylor <ian@airs.com>
1951 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1953 2009-07-16 Ian Lance Taylor <iant@google.com>
1956 * layout.h: #include <map>.
1957 (class Kept_section): Change from struct to class. Add accessors
1958 and setters. Add section size to Comdat_group mapping. Change
1959 Comdat_group to std::map. Add is_comdat_ field. Add
1960 linkonce_size field in union.
1961 (class Layout): Update declaration of find_or_add_kept_section.
1962 Don't declare find_kept_object.
1963 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1964 parameter. Add object, shndx, is_comdat, and is_group_name
1965 parameters. Change all callers. Adjust for new Kept_section.
1966 (Layout::find_kept_object): Remove.
1967 * object.cc (Sized_relobj::include_section_group): Update use of
1968 Kept_section. Rename secnum to shndx. Only record
1969 Kept_comdat_section if sections are the same size.
1970 (Sized_relobj::include_linkonce_section): Update use of
1971 Kept_section. Only record Kept_comdat_section if sections are the
1972 same size. Set size of linkonce section.
1973 (Sized_relobj::map_to_kept_section): Update call to
1974 get_kept_comdat_section.
1975 * object.h (class Sized_relobj): Rename fields in
1976 Kept_comdat_section to drop trailing underscores; change object
1977 field to Relobj*. Change Kept_comdat_section_table to store
1978 struct rather than pointer.
1979 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1980 Add kept_object and kept_shndx parameters. Change all callers.
1981 (Sized_relobj::get_kept_comdat_section): Change return type to
1982 bool. Add kept_object and kept_shndx parameters. Change all
1984 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1985 Layout::find_or_add_kept_section.
1987 2009-07-09 Ian Lance Taylor <iant@google.com>
1989 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1990 Reserve space in the hash table.
1992 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1994 * fileread.cc (File_read::get_mtime): New method.
1995 * fileread.h (Timespec): New structure.
1996 (File_read::get_mtime): New method.
1997 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1998 Renamed from timestamp_nsec.
1999 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
2001 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
2003 (Incremental_inputs::report_archive): Save mtime; style fix.
2004 (Incremental_inputs::report_obejct): Save mtime; style fix.
2005 (Incremental_inputs::report_script): Save mtime; style fix.
2006 (Incremental_inputs::finalize_inputs): Style fix.
2007 (Incremental_inputs::finalize): Style fix.
2008 (Incremental_inputs::create_input_section_data): Store inputs
2010 * incremental.h (Incremental_inputs::report_script): Add mtime
2012 (Incremental_inputs::Input_info::Input_info): Intialize only one
2014 (Incremental_inputs::Input_info::archive): Move to nameless
2016 (Incremental_inputs::Input_info::obejct): Move to nameless union.
2017 (Incremental_inputs::Input_info::script): Move to nameless union.
2018 (Incremental_inputs::mtime): New field.
2019 * script.cc (read_input_script): Pass file mtime to
2021 * script.h (Script_info::inputs): Style fix.
2023 2009-07-01 Ian Lance Taylor <ian@airs.com>
2025 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
2028 2009-06-24 Ian Lance Taylor <iant@google.com>
2031 * layout.cc (Layout::choose_output_section): If we find an
2032 existing section, update the flags.
2033 (Layout::create_notes): New function, broken out of
2035 (Layout::finalize): Don't create note sections.
2036 (Layout::create_note): Don't crash if linker script discards
2038 (Layout::create_gold_note): Likewise.
2039 (Layout::create_build_id): Likewise. Don't set
2040 after_input_sections on the section.
2041 (Layout::create_executable_stack_info): Remove target parameter.
2043 * layout.h (class Layout): Declare create_notes. Update
2044 declaration of create_executable_stack_info.
2045 * gold.cc (queue_middle_tasks): Call create_notes.
2046 * output.cc (Output_section::update_flags_for_input_section): Move
2047 here from output.h. If SHF_ALLOC flag is newly set, mark address
2049 * output.h (Output_data::mark_address_invalid): New function.
2050 (class Output_section): Only declare, not define,
2051 update_flags_for_input_section. Remove set_flags.
2053 2009-06-24 Ian Lance Taylor <iant@google.com>
2055 * script-sections.cc (Output_section_definition::
2056 set_section_addresses): Rename shadowing local load_address to
2059 2009-06-24 Ian Lance Taylor <iant@google.com>
2062 * reloc.cc (relocate_sections): Skip empty relocation sections.
2064 2009-06-23 Ian Lance Taylor <iant@google.com>
2067 * layout.cc (Layout::create_note): Use choose_output_section
2068 rather than make_output_section.
2070 2009-06-23 Ian Lance Taylor <iant@google.com>
2073 * options.cc (General_options::parse_V): Set printed_version_.
2074 (General_options::General_options): Initialize printed_version_.
2075 * options.h (class General_options): Add printed_version_ field.
2076 * gold.cc (queue_initial_tasks): If there are no input files,
2077 don't give a fatal error if we printed the version information.
2078 (queue_middle_tasks): If using -r with a shared object, give a
2079 fatal error rather than an ordinary error.
2081 2009-06-23 Ian Lance Taylor <iant@google.com>
2084 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2085 (Layout::make_output_section): Set have_stabstr_section_ if we see
2086 a .stab*str section.
2087 (Layout::finalize): Call link_stabs_sections.
2088 (Layout::link_stabs_sections): New file.
2089 * layout.h (class Layout): Add have_stabstr_section_ field.
2090 Declare link_stabs_sections.
2092 2009-06-23 Doug Kwan <dougkwan@google.com>
2094 * Makefile.am (libgold_a_LIBADD): New.
2095 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2096 * Makefile.in: Regenerate.
2097 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2098 * configure: Regenerate.
2099 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2100 * fileread.cc: Include sys/state.h
2101 * gold.h: Declare memmem and strndup if found missing.
2102 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2104 2009-06-23 Ian Lance Taylor <iant@google.com>
2106 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2107 * configure: Rebuild.
2109 2009-06-23 Ian Lance Taylor <iant@google.com>
2112 * object.cc (Object::section_contents): Don't try to get a view if
2113 the section has length zero.
2114 (Object::handle_gnu_warning_section): If the section is empty, use
2115 the name of the section as the warning.
2117 2009-06-23 Ian Lance Taylor <iant@google.com>
2120 * stringpool.h (class Stringpool_template): Add optimize_ field.
2121 (Stringpool_template::set_optimize): New function.
2122 * stringpool.cc (Stringpool_template::Stringpool_template):
2123 Initialize optimize_ field.
2124 (Stringpool_template::set_string_offsets): Test local optimize
2125 fild rather than parameter.
2126 * layout.cc (Layout::Layout): Call set_optimize on the section
2129 2009-06-22 Ian Lance Taylor <iant@google.com>
2132 * yyscript.y: Parse TARGET.
2133 * script.cc (script_set_target): New function.
2134 * script-c.h (script_set_target): Declare.
2135 * options.cc (General_options::string_to_object_format): Rename
2136 from string_to_object_format in anonymous namespace. Change
2138 * options.h (class General_options): Declare
2139 string_to_object_format.
2141 2009-06-22 Ian Lance Taylor <iant@google.com>
2143 * script-sections.cc (Script_sections::create_segments): Don't put
2144 program headers in a PT_LOAD segment if -n or -N.
2146 2009-06-22 Ian Lance Taylor <iant@google.com>
2149 * options.h (class General_options): Add -z lazy and -z now. Sort
2150 -z options into alphabetical order.
2151 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2153 2009-06-21 Ian Lance Taylor <iant@google.com>
2155 * layout.cc (Layout::make_output_section): Call
2156 Target::new_output_section.
2157 (Layout::attach_allocated_section_to_segment): Put large section
2158 sections in a separate load segment with the large segment flag
2160 (Layout::segment_precedes): Sort large data segments after other
2162 (align_file_offset): New static function.
2163 (Layout::set_segment_offsets): Use align_file_offset.
2164 * output.h (class Output_section): Add is_small_section_ and
2165 is_large_section_ fields.
2166 (Output_section::is_small_section): New function.
2167 (Output_section::set_is_small_section): New function.
2168 (Output_section::is_large_section): New function.
2169 (Output_section::set_is_large_section): New function.
2170 (Output_section::is_large_data_section): New function.
2171 (class Output_segment): Add is_large_data_segment_ field.
2172 (Output_segment::is_large_data_segment): New function.
2173 (Output_segment::set_is_large_data_segment): New function.
2174 * output.cc (Output_section::Output_section): Initialize new
2176 (Output_segment::Output_segment): Likewise.
2177 (Output_segment::add_output_section): Add assertion that large
2178 data sections always go in large data segments. Force small data
2179 sections to the end of the list of data sections. Force small BSS
2180 sections to the start of the list of BSS sections. For large BSS
2181 sections to the end of the list of BSS sections.
2182 * symtab.h (class Symbol): Declare is_common_shndx.
2183 (Symbol::is_defined): Check Symbol::is_common_shndx.
2184 (Symbol::is_common): Likewise.
2185 (class Symbol_table): Define enum Commons_section_type. Update
2186 declarations. Add small_commons_ and large_commons_ fields.
2187 * symtab.cc (Symbol::is_common_shndx): New function.
2188 (Symbol_table::Symbol_table): Initialize new fields.
2189 (Symbol_table::add_from_object): Put small and large common
2190 symbols in the right list.
2191 (Symbol_table::sized_finalized_symbol): Check
2192 Symbol::is_common_shndx.
2193 (Symbol_table::sized_write_globals): Likewise.
2194 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2195 common symbol lists. Don't call do_allocate_commons_list if the
2197 (Symbol_table::do_allocate_commons_list): Remove is_tls
2198 parameter. Add comons_section_type parameter. Change all
2199 callers. Handle small and large common symbols.
2200 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2201 Symbol::is_common_shndx.
2202 * resolve.cc (symbol_to_bits): Likewise.
2203 * target.h (Target::small_common_shndx): New function.
2204 (Target::small_common_section_flags): New function.
2205 (Target::large_common_shndx): New function.
2206 (Target::large_common_section_flags): New function.
2207 (Target::new_output_section): New function.
2208 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2209 small_common_section_flags, and large_common_section_flags
2211 (Target::do_new_output_section): New virtual function.
2212 * arm.cc (Target_arm::arm_info): Initialize new fields.
2213 * i386.cc (Target_i386::i386_info): Likewise.
2214 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2216 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2217 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2218 (Target_x86_64::do_new_output_section): New function.
2219 * configure.ac: Define conditional MCMODEL_MEDIUM.
2220 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2221 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2222 (large_LDFLAGS): Define.
2223 * testsuite/large.c: New file.
2224 * testsuite/testfile.cc (Target_test::test_target_info):
2225 Initialize new fields.
2226 * configure, testsuite/Makefile.in: Rebuild.
2228 2009-06-05 Doug Kwan <dougkwan@google.com>
2230 * Makefile.am (CCFILES): Add target.cc.
2231 * Makefile.in: Regenerate.
2232 * i386.cc (class Target_i386): Define new virtual method to
2233 override do_is_local_label_name in parent.
2234 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2235 local symbols if --discard-locals or -X is given.
2236 * options.h (class General_options): Declare new options
2237 '--discard-locals' and '-X' for discarding locals.
2238 * target.h (class Target): Define new methods is_local_label_name.
2239 Declare new virtual method do_is_local_label_name.
2240 * target.cc: New file.
2241 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2242 (check_SCRIPTS): Add discard_locals_test.sh.
2243 (check_DATA): Add discard_local_tests.syms.
2244 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2245 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2246 * testsuite/Makefile.in: Regenerate.
2247 * testsuite/discard_locals_test.c: New file.
2248 * testsuite/discard_locals_test.sh: Same.
2250 2009-06-05 Doug Kwan <dougkwan@google.com>
2252 * object.cc (Sized_relobj::Sized_relobj): Initialize
2253 discarded_eh_frame_shndx_ to -1U.
2254 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2256 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2257 a discarded .eh_frame section.
2258 (Sized_relobj::do_finalize_local_symbols): Ditto.
2259 * object.h (class Sized_relobj): Declare new member
2260 discarded_eh_frame_shndx_.
2261 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2262 (local_labels_test.o, local_labels_test): New rules.
2263 * testsuite/Makefile.in: Regenerate.
2265 2009-06-04 Doug Kwan <dougkwan@google.com>
2267 * layout.cc (Layout::section_name_mapping): Add mapping for
2268 special ARM sections.
2270 2009-06-03 Doug Kwan <dougkwan@google.com>
2272 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2273 (utils::has_overflow): Same.
2275 2009-06-03 Ian Lance Taylor <iant@google.com>
2277 * layout.cc (Layout::section_name_mapping): New array, replacing
2278 Layout::linkonce_mapping.
2279 (Layout::section_name_mapping_count): New variable, replacing
2280 Layout::linkonce_mapping_count.
2281 (Layout::linkonce_output_name): Remove.
2282 (Layout::output_section_name): Rewrite.
2283 * layout.h (class Layout): Rename Linkonce_mapping to
2284 Section_name_mapping, linkonce_mapping to section_name_mapping,
2285 linkonce_mapping_count to section_name_mapping_count. Don't
2286 declare linkonce_output_name.
2288 2009-06-03 Doug Kwan <dougkwan@google.com>
2290 * gold/arm.cc (namespace utils): New.
2291 (Target_arm::reloc_is_non_pic): Define new method.
2292 (class Arm_relocate_functions): New.
2293 (Target_arm::Relocate::relocate): Handle relocation types used by
2296 2009-06-03 Ian Lance Taylor <iant@google.com>
2298 * arm.cc (Target_arm::scan::global): Use || instead of |.
2300 2009-06-02 Doug Kwan <dougkwan@google.com>
2302 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2303 issued_non_pic_error_.
2304 (class Target_arm::Scan): Declare new method check_non_pic.
2305 Define new method symbol_needs_plt_entry.
2306 Declare new data member issued_non_pic_error_.
2307 (class Target_arm::Relocate): Declare new method
2308 should_apply_static_reloc.
2309 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2310 (Target_arm::Scan::check_non_pic): Define new method.
2311 (Target_arm::Scan::local): Handle a small subset of reloc types used
2313 (Target_arm::Scan::local): Same.
2314 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2316 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2318 * incremental.cc (Incremental_inputs::report_command_line): Filter
2319 out --incremental-* options.
2321 2009-05-29 Doug Kwan <dougkwan@google.com>
2323 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2325 (class Target_arm): Update comment.
2326 (Target_arm::Target_arm): Initialize new data members GOT_,
2327 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2328 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2329 and Target_arm::rel_dyn_section.
2330 Declare new_enum Target_arm::Got_type.
2331 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2333 Update commments for member do_dynsym_value.
2334 (Target_arm::got_size, Target_arm::plt_section,
2335 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2336 new methods inside class defintion.
2337 (Target_arm::got_section): Define new method.
2338 (Target_arm::rel_dyn_section): Same.
2339 (Output_data_plt_arm): New template class.
2340 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2341 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2342 (Output_data_plt_arm::add_entry): Same.
2343 (Output_data_plt_arm::first_plt_entry): Define new
2344 static data member for PLT instruction template.
2345 (Output_data_plt_arm::plt_entry): Same.
2346 (Output_data_plt_arm::do_write): Define new method.
2347 (Target_arm::make_plt_entry): Same.
2348 (Target_arm::do_finalize_sections): Same.
2349 (Target_arm::do_dynsym_value): Same.
2351 2009-05-28 Doug Kwan <dougkwan@google.com>
2353 * Makefile.am (TARGETSOURCES): Add arm.cc.
2354 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2355 * Makefile.in: Regenerate.
2357 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2359 2009-05-26 Doug Kwan <dougkwan@google.com>
2361 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2362 (General_options::check_excluded_libs): Strip off directories in
2363 archive name before matching like GNU ld does.
2364 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2365 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2366 (exclude_libs_test_LDFLAGS): Add linker option
2367 -Wl,--exclude-libs,libexclude_libs_test_3
2368 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2369 an explicit archive without using -l.
2370 (alt/libexclude_libs_test_3.a): New make rule.
2371 * testsuite/Makefile.in: Regenerate.
2372 * testsuite/exclude_libs_test.c : Declare lib3_default().
2374 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2375 * exclude_libs_test_3.c: New file.
2377 2009-05-26 Nick Clifton <nickc@redhat.com>
2379 * po/id.po: New Indonesian translation.
2380 * po/gold.pot: Updated template file.
2382 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2384 * testsuite/Makefile.am: Add -ffunction-sections to compile
2385 gc_comdat_test files. Add -Wl,--gc-sections to build
2387 * testsuite/Makefile.in: Regenerate.
2388 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2390 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2392 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2393 kept comdat section was garbage collected.
2394 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2395 * testsuite/Makefile.in: Regenerate.
2396 * testsuite/gc_comdat_test.sh: New file.
2397 * testsuite/gc_comdat_test_1.cc: New file.
2398 * testsuite/gc_comdat_test_2.cc: New file.
2400 2009-05-19 Doug Kwan <dougkwan@google.com>
2402 * archive.cc (Archive::Archive): Move constructor from archive.h
2403 to here. Initialize no_export_.
2404 (Archive::get_elf_object_for_member): Set no_export flag of object.
2405 * archive.h (Archive::Archive): Move constructor body to
2407 (Archive::no_export): New method.
2408 (Archive::no_export_): New field.
2409 * object.h (Object::Object): Initialize no_export_ to false.
2410 (Object::no_export, Object::set_no_export): New methods.
2411 (Object::no_export_): New field.
2412 * options.cc (General_options::parse_exclude_libs): New method.
2413 (General_options::check_excluded_libs) Same.
2414 * options.h (exclude_libs): New option.
2415 (General_options::check_excluded_libs): New method declaration.
2416 (General_options::excluded_libs_): New field.
2417 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2418 default or protected visibility if an object has no-export flag set.
2419 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2420 (check_SCRIPTS): Add exclude_libs_test.sh.
2421 (check_DATA): Add exclude_libs_test.syms.
2422 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2423 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2424 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2425 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2426 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2427 libexclude_libs_test_2.a): New rules.
2428 * testsuite/Makefile.in: Regenerate.
2429 * testsuite/exclude_libs_test.c: New file.
2430 * testsuite/exclude_libs_test.sh: Ditto.
2431 * testsuite/exclude_libs_test_1.c: Ditto.
2432 * testsuite/exclude_libs_test_2.c: Ditto.
2434 2009-05-15 Ian Lance Taylor <iant@google.com>
2436 * configure.ac: Check for declarations for cases where libiberty.h
2437 checks HAVE_DECL_xxx.
2438 * configure, config.in: Rebuild.
2440 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2442 * gold.h (Incremental_argument_list): Remove (invalid) forward
2444 * incremental.cc (Incremental_inputs::report_achive): New method.
2445 (Incremental_inputs::report_object): New method.
2446 (Incremental_inputs::report_script): New method.
2447 (Incremental_inputs::finalize_inputs): New method.
2448 (Incremental_inputs::finalize): Call finalize_inputs().
2449 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2450 Create inputs entries.
2451 * incremental.h (Incremental_input_type): New enum.
2452 (Incremental_inputs::Incremental_input): Initialize new fields.
2453 (Incremental_inputs::report_inputs): New method.
2454 (Incremental_inputs::report_achive): New method.
2455 (Incremental_inputs::report_object): New method.
2456 (Incremental_inputs::report_script): New method.
2457 (Incremental_inputs::finalize_inputs): New method.
2458 (Incremental_inputs::Input_info): New struct.
2459 (Incremental_inputs::Input_info_map): New typedef.
2460 (Incremental_inputs::lock_): New field.
2461 (Incremental_inputs::Inputs_): New field.
2462 (Incremental_inputs::Inputs_map): New field.
2463 * main.cc (main): Call Incremental_input::report_inputs.
2464 * options.h (Input_argument_list): Typedef moved from
2466 (Input_file_group::Files): Remove, use ::Input_argument_list.
2467 (Input_file_group::Input_argument_list): Remove, use
2468 ::Input_argument_list.
2469 * plugin.cc (Plugin_manager::add_input_file): Add error in
2471 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2473 * script.cc (read_input_script): Call
2474 Incremental_input::report_script.
2475 * script.h (Script_info): New class.
2477 2009-04-27 Ian Lance Taylor <iant@google.com>
2479 * x86_64.cc (do_adjust_output_section): Set entsize to
2482 2009-04-23 Elliott Hughes <enh@google.com>
2484 * output.cc (Output_file::close): After short writes, continue
2485 writing from the correct offset in the buffer being written.
2487 2009-04-23 Chris Demetriou <cgd@google.com>
2489 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2490 * configure: Regenerate.
2491 * config.in: Regenerate.
2492 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2493 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2495 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2497 * incremental.cc (Incremental_inputs_header_data): Renamed from
2498 Incremental_input_header_data.
2499 (Incremental_inputs_header_data::data_size): New field.
2500 (Incremental_inputs_header_data::put_input_file_count): Renamed
2501 from input_file_count.
2502 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2503 from command_line_offset.
2504 (Incremental_inputs_header_data::put_reserved): Renamed from
2506 (Incremental_inputs_entry_data): Renamed from
2507 Incremental_input_entry_data.
2508 (Incremental_inputs_entry_data::data_size): New field.
2509 (Incremental_inputs::report_command_line): New method.
2510 (Incremental_inputs::finalize): New method.
2511 (Incremental_inputs::create_incremental_inputs_data): New method.
2512 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2513 * incremental.h: New file.
2514 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2515 (Layout::finalize): Create incremental inputs section in
2517 (Layout::create_incremental_info_sections): New method.
2518 * layout.h (Layout::incremental_inputs): New method.
2519 (Layout::create_incremental_info_sections): New method.
2520 (Layout::incremental_inputs_): New field.
2521 * main.cc (main): Notify Incremental_input of the command line.
2523 2009-04-01 Ian Lance Taylor <iant@google.com>
2524 Mikolaj Zalewski <mikolajz@google.com>
2526 * gold.h (reserve_unordered_map): Define, three versions, one for
2527 each version of Unordered_map.
2528 * layout.cc (Layout::Layout): Remove options parameter. Add
2529 number_of_input_files parameter. Don't initialize options_.
2530 Initialize number_of_input_files_ and resized_signatures_. Move
2531 sections_are_attached_.
2532 (Layout::layout_group): Reserve space for group_signatures_.
2533 (Layout::find_or_add_kept_section): Change name parameter to be a
2534 reference. Resize signatures_ map when it gets large enough.
2535 (Layout::layout_eh_frame): Use parameters->options() instead of
2537 (Layout::make_output_section): Likewise.
2538 (Layout::attach_allocated_section_to_segment): Likewise.
2539 (Layout::finalize, Layout::create_executable_stack): Likewise.
2540 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2541 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2542 * layout.h (class Layout): Update declarations. Remove options_
2543 field. Add number_of_input_files_ and resized_signatures_
2544 fields. Move sections_are_attached_ field.
2545 * main.cc (main): Pass number of input files to Layout
2546 constructor. Don't pass options.
2548 2009-03-30 Ian Lance Taylor <iant@google.com>
2550 * ffsll.c (ffsll): Correct implementation.
2552 2009-03-27 Ian Lance Taylor <iant@google.com>
2554 * ffsll.c: New file.
2555 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2556 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2557 * ftruncate.c (ftruncate): Declare before definition.
2558 * mremap.c (mremap): Likewise.
2559 * pread.c (pread): Likewise.
2560 * configure, Makefile.in, config.in: Rebuild.
2562 * mremap.c: New file.
2563 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2564 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2565 (mremap): Declare if HAVE_MREMAP is not defined.
2566 * configure, Makefile.in, config.in: Rebuild.
2568 2009-03-27 Cary Coutant <ccoutant@google.com>
2570 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2571 position independent.
2572 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2573 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2575 2009-03-24 Cary Coutant <ccoutant@google.com>
2577 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2579 (needs_dynamic_reloc): Likewise.
2581 2009-03-24 Ian Lance Taylor <iant@google.com>
2583 * yyscript.y (file_cmd): Recognize EXTERN.
2584 (extern_name_list, extern_name_list_body): New nonterminals.
2585 * script.cc (script_add_extern): Define.
2586 * script-c.h (script_add_extern): Declare.
2588 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2590 * object.cc (is_elf_object): Define.
2591 * object.h (is_elf_object): Declare.
2592 * archive.cc (Archive::get_elf_object_for_member): Call
2594 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2596 2009-03-24 Elliott Hughes <enh@google.com>
2598 * output.cc (Output_file::map_anonymous): Define.
2599 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2600 try an anonymous one. Report the size if the mmap fails.
2601 * output.h (class Output_file): Declare map_anonymous.
2603 2009-03-24 Ian Lance Taylor <iant@google.com>
2605 * target-select.cc (instantiate_target): Don't acquire the lock if
2606 the instantiated_target_ field has already been set.
2608 2009-03-23 Ian Lance Taylor <iant@google.com>
2610 * gold-threads.h (class Initialize_lock): Define.
2611 * gold-threads.cc (class Initialize_lock_once): Define.
2612 (initialize_lock_control): New static variable.
2613 (initialize_lock_pointer): New static variable.
2614 (initialize_lock_once): New static function.
2615 (Initialize_lock::Initialize_lock): Define.
2616 (Initialize_lock::initialize): Define.
2617 * target-select.h: Include "gold-threads.h".
2618 (class Target_selector): Add lock_ and initialize_lock_ fields.
2619 Don't define instantiate_target, just declare it.
2620 * target-select.cc (Target_selector::Target_selector): Initialize
2622 (Target_selector::instantiate_target): Define.
2623 * descriptors.h: Include "gold-threads.h".
2624 (class Descriptors): Add initialize_lock_ field.
2625 * descriptors.cc (Descriptors::Descriptors): Initialize new
2627 (Descriptors::open): Use initialize_lock_ field
2628 * errors.h (class Errors): Add initialize_lock_ field.
2629 * errors.cc (Errors::Errors): Initialize new field.
2630 (Errors::initialize_lock): Use initialize_lock_ field.
2631 * powerpc.cc (class Target_selector_powerpc): Remove
2632 instantiated_target_ field. In do_recognize call
2633 instantiate_target rather than do_instantiate_target. In
2634 do_instantiate_target just allocate a new target.
2635 * sparc.cc (class Target_selector_sparc): Likewise.
2637 * freebsd.h: New file.
2638 * i386.cc: Include "freebsd.h".
2639 (Target_i386): Derive from Target_freebsd rather than
2641 (Target_selector_i386): Derive from Target_selector_freebsd rather
2642 than Target_selector.
2643 * x86_64.cc: Include "freebsd.h".
2644 (Target_x86_64): Derive from Target_freebsd rather than
2646 (Target_selector_x86_64): Derive from Target_selector_freebsd
2647 rather than Target_selector.
2648 * target.h (class Target): Add adjust_elf_header and
2649 do_adjust_elf_header.
2650 * output.cc (Output_file_header:: do_sized_write): Call target
2651 adjust_elf_header routine.
2652 * configure.tgt: Set targ_osabi.
2653 * configure.ac: Define GOLD_DEFAULT_OSABI.
2654 * parameters.cc (Parameters::default_target): Pass
2655 GOLD_DEFAULT_OSABI to select_target.
2656 * target-select.h (class Target_selector): Make instantiate_target
2657 protected rather than private.
2658 * Makefile.am (HFILES): Add freebsd.h.
2659 * configure, Makefile.in, config.in: Rebuild.
2661 * merge.cc (do_add_input_section): Correct pend value. Change
2662 message about last entry not being null terminated from error to
2665 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2667 * incremental.cc: New file.
2668 * Makefile.am (CCFILES): Add incremental.cc.
2669 * Makefile.in: Rebuild.
2671 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2673 * layout.cc (Layout::output_section_name): Preserve names
2674 of '.note.' sections.
2676 2009-03-19 Ian Lance Taylor <iant@google.com>
2678 * descriptors.cc (Descriptors::open): Check that the options are
2679 valid before using them.
2681 2009-03-18 Ian Lance Taylor <iant@google.com>
2683 * script-sections.h: Include <list>.
2684 (class Script_sections): Change Sections_elements from std::vector
2685 to std::list. Typedef public Elements_iterator. Add
2686 orphan_section_placement_, data_segment_align_start_, and
2687 saw_data_segment_align_ fields. Remove data_segment_align_index_
2689 * script-sections.cc (class Orphan_section_placement): New class.
2690 (class Sections_element): Add virtual functions is_relro and
2691 orphan_section_init. Remove virtual function place_orphan_here.
2692 (class Output_section_definition): Add is_relro and
2693 orphan_section_init. Remove place_orphan_here.
2694 (class Orphan_output_section): Likewise.
2695 (Script_sections::Script_sections): Update for field changes.
2696 (Script_sections::data_segment_align): Set saw_data_segment_align_
2697 and data_segment_align_start_, not data_segment_align_index.
2698 (Script_sections::data_segment_relro_end): Check
2699 saw_data_segment_align_. Use data_segment_align_start_ rather
2700 than data_segment_align_index_.
2701 (Script_sections::place_orphan): Rewrite to use
2702 Orphan_section_placement.
2704 2009-03-17 Ian Lance Taylor <iant@google.com>
2706 * archive.cc (Archive::add_symbols): Check for a version attached
2707 to the symbol name in the archive map.
2708 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2709 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2710 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2711 (ver_test_11.a): New target.
2712 * testsuite/Makefile.in: Rebuild.
2714 * configure.ac: Check for chsize and posix_fallocate. Replace
2716 * ftruncate.c: New file, from gnulib.
2717 * output.cc (posix_fallocate): Define dummy version if not
2718 HAVE_POSIX_FALLOCATE.
2719 (Output_file::map): Call posix_fallocate rather than lseek and
2721 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2722 * configure, Makefile.in, config.in: Rebuild.
2724 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2726 * layout.h (Layout::create_note): Add section_name parameter.
2727 * layout.cc (Layout::create_note): Likewise.
2728 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2730 2009-03-17 Ian Lance Taylor <iant@google.com>
2732 * descriptors.cc: Include "options.h".
2733 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2734 (Descriptors::open): Always use O_CLOEXEC when opening a new
2735 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2736 then set FD_CLOEXEC.
2738 * sparc.cc (class Target_sparc): Add has_got_section.
2739 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2740 make sure we have a GOT section.
2742 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2743 (Target_sparc::Scan::local): Likewise.
2744 (Target_sparc::Scan::global): Likewise.
2745 (Target_sparc::Relocate::relocate): Likewise.
2746 (Target_sparc::Relocate::relocate_tls): Likewise.
2748 * symtab.cc (Symbol_table::define_default_version): New function,
2749 broken out of add_from_object.
2750 (Symbol_table::add_from_object): Call define_default_version.
2751 (Symbol_table::define_special_symbol): Add resolve_oldsym
2752 parameter. Change all callers. If the version for a symbol comes
2753 from a version script, resolve it with the symbol with the same
2754 name with no version. Also add the symbol without a version if
2756 (do_define_in_output_data): If resolving with oldsym, don't delete
2758 (do_define_in_output_segment): Likewise.
2759 (do_define_as_constant): Likewise.
2760 * symtab.h (class Symbol_table): Update declarations.
2762 2009-03-13 Ian Lance Taylor <iant@google.com>
2764 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2765 (Read_symbols::requeue): New function.
2766 (Read_symbols::do_read_symbols): If make_elf_object fails because
2767 the target type is not configured, and the file was searched for,
2768 issue a warning and retry with the next directory.
2769 (Add_symbols::run): If the file has an incompatible format, and
2770 it was searched for, requeue the Read_symbols task. On error,
2772 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2773 dirindex parameter to constructor. Change all callers. Declare
2774 incompatible_warning and requeue.
2775 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2776 input_argument_ and input_group_ fields. Add them to
2777 constructor. Change all callers.
2778 (class Read_script): Add dirindex_ field. Add it to constructor.
2780 * archive.cc (Archive::setup): Remove input_objects parameter.
2782 (Archive::get_file_and_offset): Likewise.
2783 (Archive::read_all_symbols): Likewise.
2784 (Archive::read_symbols): Likewise.
2785 (Archive::get_elf_object_for_member): Remove input_objects
2786 parameter. Add punconfigured parameter. Change all callers.
2787 (Archive::add_symbols): Change return type to bool. Check return
2788 value of include_member.
2789 (Archive::include_all_members): Likewise.
2790 (Archive::include_member): Change return type to bool. Return
2791 false if first included object has incompatible target. Set
2792 included_member_ field.
2793 (Add_archive_symbols::run): If add_symbols returns false, requeue
2795 * archive.h (class Archive): Add included_member_ field.
2796 Initialize it in constructor. Add input_file and searched_for
2797 methods. Update declarations.
2798 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2799 input_argument_ fields. Add them to constructor. Change all
2801 * script.cc: Include "target-select.h".
2802 (class Parser_closure): Add skip_on_incompatible_target_ and
2803 found_incompatible_target_ fields. Add
2804 skip_on_incompatible_target parameter to constructor. Change all
2805 callers. Add methods skip_on_incompatible_target,
2806 clear_skip_on_incompatible_target, found_incompatible_target, and
2807 set_found_incompatible_target.
2808 (read_input_script): Add dirindex parameter. Change all callers.
2809 If parser finds an incompatible target, requeue Read_symbols
2811 (script_set_symbol): Clear skip_on_incompatible_target in
2813 (script_add_assertion, script_parse_option): Likewise.
2814 (script_start_sections, script_add_phdr): Likewise.
2815 (script_check_output_format): New function.
2816 * script.h (read_input_script): Update declaration.
2817 * script-c.h (script_check_output_format): Declare.
2818 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2819 (ignore_cmd): Remove OUTPUT_FORMAT.
2820 * fileread.cc (Input_file::Input_file): Add explicit this.
2821 (Input_file::will_search_for): New function.
2822 (Input_file::open): Add pindex parameter. Change all callers.
2823 * fileread.h (class Input_file): Add input_file_argument method.
2824 Declare will_search_for. Update declarations.
2825 * object.cc (make_elf_object): Add punconfigured parameter.
2827 * object.h (class Object): Make input_file public. Add
2828 searched_for method.
2829 (make_elf_object): Update declaration.
2830 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2832 * dirsearch.h (class Dirsearch): Update declaration.
2833 * options.h (class General_options): Add --warn-search-mismatch.
2834 * parameters.cc (Parameters::is_compatible_target): New function.
2835 * parameters.h (class Parameters): Declare is_compatible_target.
2836 * workqueue.cc (Workqueue::add_blocker): New function.
2837 * workqueue.h (class Workqueue): Declare add_blocker.
2839 * fileread.cc (Input_file::open): Remove options parameter.
2841 (Input_file::open_binary): Likewise.
2842 * script.cc (read_input_script): Likewise.
2843 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2844 options parameter from constructor. Change all callers.
2845 (class Read_script): Likewise.
2846 * fileread.h (class Input_file): Update declarations.
2847 * script.h (read_input_script): Update declaration.
2849 2009-03-10 Nick Clifton <nickc@redhat.com>
2851 * po/es.po: New Spanish translation.
2853 2009-03-06 Cary Coutant <ccoutant@google.com>
2855 * options.cc (parse_short_option): Keep dash_z from registering itself.
2857 2009-03-03 Ian Lance Taylor <iant@google.com>
2860 * target-reloc.h (relocate_section): Pass output_section to
2862 * i386.cc (Target_i386::should_apply_static_reloc): Add
2863 output_section parameter. Change all callers.
2864 (Target_i386::Relocate::relocate): Add output_section parameter.
2865 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2866 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2867 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2868 * testsuite/two_file_shared.sh: New script.
2869 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2870 (check_DATA): Add two_file_shared.dbg.
2871 (two_file_shared.dbg): New target.
2872 * testsuite/Makefile.in: Rebuild.
2874 2009-03-01 Ian Lance Taylor <iant@google.com>
2876 * configure.ac: Check for byteswap.h.
2877 * configure: Rebuild.
2878 * config.in: Rebuild.
2880 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2882 * layout.cc (Layout::find_or_add_kept_section): New function.
2883 (Layout::add_comdat): Removed.
2884 * layout.h (struct Kept_section): Move out of class Layout.
2885 Remove trailing underscores from field names. Add group_sections
2886 field. Rename group_ field to is_group. Change all uses.
2887 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2888 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2889 comdat_groups_ field.
2890 (Sized_relobj::include_section_group): Use
2891 find_or_add_kept_section and Kept_section::group_sections.
2892 (Sized_relobj::include_linkonce_section): Likewise.
2893 * object.cc (class Sized_relobj): Don't define Comdat_group or
2894 Comdat_group_table. Remove find_comdat_group and
2895 add_comdat_group. Remove comdat_groups_ field.
2896 * plugin.cc (include_comdat_group): Use
2897 Layout::find_or_add_kept_section.
2899 2009-02-28 Ian Lance Taylor <iant@google.com>
2901 * README: --gc-sections and map files are now supported. Document
2902 some build requirements.
2905 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2906 relocatable link set the value of the section symbol to zero.
2907 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2908 relocatable link don't include the section address in the local
2911 2009-02-27 Ian Lance Taylor <iant@google.com>
2914 * options.h (class Search_directory): Add is_system_directory.
2915 (class General_options): Declare is_in_system_directory.
2916 * options.cc (get_relative_sysroot): Make static.
2917 (get_default_sysroot): Make static.
2918 (General_optoins::is_in_system_directory): New function.
2919 * fileread.cc (Input_file::is_in_system_directory): New function.
2920 * fileread.h (class Input_file): Declare is_in_system_directory.
2921 * object.h (class Object): Add is_in_system_directory.
2922 (class Input_objects): Remove system_library_directory_ field.
2923 * object.cc (Input_objects::add_object): Don't set
2924 system_library_directory_.
2925 (input_objects::found_in_system_library_directory): Remove.
2926 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2927 parameter. Change all callers.
2928 (Symbol_table::sized_write_globals): Likewise.
2929 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2930 Call Object::is_in_system_directory.
2931 * symtab.h (class Symbol_table): Update declarations.
2934 * descriptors.h (Open_descriptor): Add is_on_stack field.
2935 * descriptors.cc (Descriptors::open): If the descriptor is on the
2936 top of the stack, remove it. Initialize is_on_stack field.
2937 (Descriptors::release): Only add pod to stack if it is not on the
2939 (Descriptors::close_some_descriptor): Clear stack_next and
2943 * output.cc (Output_section::find_starting_output_address): Rename
2944 from starting_output_address; add PADDR parameter; change return
2946 * output.h (class Output_section): Declare
2947 find_starting_output_address instead of starting_output_address.
2948 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2949 section symbol for which we can't find a merge section.
2952 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2953 hidden or internal, force the symbol to be local.
2954 * resolve.cc (Symbol::override_visibility): Define.
2955 (Symbol::override_base): Use override_visibility.
2956 (Symbol_table::resolve): Likewise.
2957 (Symbol::override_base_with_special): Likewise.
2958 (Symbol_table::override_with_special): If the visibility is hidden
2959 or internal, force the symbol to be local.
2960 * symtab.h (class Symbol): Add set_visibility and
2961 override_visibility.
2962 * testsuite/ver_test_1.sh: New file.
2963 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2964 (check_DATA): Add ver_test_1.syms.
2965 (ver_test_1.syms): New target.
2966 * testsuite/Makefile.in: Rebuild.
2968 2009-02-25 Cary Coutant <ccoutant@google.com>
2970 * layout.cc (Layout::choose_output_section): Don't rename sections
2971 when using a linker script that has a SECTIONS clause.
2972 * Makefile.in: Regenerate.
2974 * testsuite/Makefile.am (script_test_5.sh): New test case.
2975 * testsuite/Makefile.in: Regenerate.
2976 * testsuite/script_test_5.cc: New file.
2977 * testsuite/script_test_5.sh: New file.
2978 * testsuite/script_test_5.t: New file.
2980 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2982 * archive.cc (Archive::include_member): Update calls to add_symbols.
2983 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2984 the Layout argument.
2985 * dynobj.h (do_add_symbols): Add the Layout argument.
2986 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2988 * object.h (Object::add_symbols): Add the Layout argument.
2989 (Object::do_add_symbols): Add the Layout argument.
2990 (Sized_relobj::do_add_symbols): Add the Layout argument.
2991 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2992 Unify the two versions.
2993 (Add_plugin_symbols): Remove.
2994 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2995 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2996 (Add_plugin_symbols): Remove.
2997 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2998 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2999 (Add_symbols::run): Make it work with Pulginobj.
3001 2009-02-06 Ian Lance Taylor <iant@google.com>
3003 * object.cc (Sized_relobj::do_layout): Make info message start
3004 with lower case letter.
3006 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
3008 * binary.cc: Fix file comment.
3010 * options.h (enum Incremental_disposition): Define.
3011 (class General_options): Add new options: --incremental,
3012 --incremental_changed, --incremental_unchanged,
3013 --incremental_unknown. Add incremental_disposition_ and
3014 implicit_incremental_ fields.
3015 (General_options::incremental_disposition): New function.
3016 (class Position_dependent_options): Add incremental_disposition
3018 (Position_dependent_options::copy_from_options): Set incremental
3020 * options.cc (General_options::parse_incremental_changed): New
3022 (General_options::parse_incremental_unchanged): New function.
3023 (General_options::parse_incremental_unknown): New function.
3024 (General_options::General_options): Initialize new fields
3025 incremental_disposition_ and implicit_incremental_.
3026 (General_options::finalize): Check for uasge of --incremental-*
3027 without --incremental.
3029 2009-02-06 Chris Demetriou <cgd@google.com>
3031 * gold.h (gold_undefined_symbol): Change to take only a Symbol
3032 pointer and to report location as the file name associated with
3034 (gold_undefined_symbol_at_location): New function to replace the
3035 old gold_undefined_symbol functionality.
3036 * target-reloc.h (relocate_section): Update to use
3037 gold_undefined_symbol_at_location.
3038 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3039 Call gold_undefined_symbol function rather than gold_error.
3040 * errors.h (Errors::undefined_symbol): Take location as a
3041 string, rather than calculating it from a relocation.
3042 * errors.cc (Errors::fatal): Print "fatal error:" before the
3044 (Errors::error, Errors::error_at_location): Print "error: "
3045 before the formatted message.
3046 (Errors::undefined_symbol): Take location as a string, rather
3047 than calculating it from a relocation.
3048 (gold_undefined_symbol_at_location): New function akin to
3049 old gold_undefined_symbol, calculates location from relocation.
3050 (gold_undefined_symbol): Change to take only a Symbol pointer
3051 and to report location as the file name associated with the symbol.
3052 * testsuite/debug_msg.sh: Update for changed error messages.
3053 * testsuite/undef_symbol.sh: Likewise.
3055 2009-02-04 Duncan Sands <baldrick@free.fr>
3058 * reduced_debug_output.h
3059 (Output_reduced_debug_abbrev_section::failed): Use format for
3061 (Output_reduced_debug_info_section::faild): Likewise.
3063 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3065 * script.cc (Lazy_demangler): New class.
3066 (Version_script_info::get_symbol_version_helper): Demangle a
3069 2009-01-29 Cary Coutant <ccoutant@google.com>
3071 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3073 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3075 2009-01-28 Ian Lance Taylor <iant@google.com>
3077 * version.cc (version_string): Bump to 1.9.
3079 * gold.h: Include <cstring> and <stdint.h>.
3080 * version.cc: Include <cstdio>.
3081 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3083 * reduced_debug_output.cc (insert_into_vector): Rename from
3084 Insert_into_vector; change all callers. Use Swap_unaligned to
3085 avoid aliasing issue; remove union since it is unnecessary.
3087 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3089 * Makefile.am (CCFILES): Add gc.cc.
3091 * Makefile.in: Regenerate.
3092 * gold.cc (Gc_runner): New class.
3093 (queue_initial_tasks): Call garbage collection related tasks
3094 when corresponding options are invoked.
3095 (queue_middle_gc_tasks): New function.
3096 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3097 processed early before laying out sections during garbage collection.
3098 * gold.h (queue_middle_gc_tasks): New function.
3099 (is_prefix_of): Move from "layout.cc".
3100 * i386.cc (Target_i386::gc_process_relocs): New function.
3101 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3102 * main.cc (main): Create object of class "Garbage_collection".
3103 * object.cc (Relobj::copy_symbols_data): New function.
3104 (Relobj::is_section_name_included): New function.
3105 (Sized_relobj::do_layout): Allow this function to be called twice
3106 during garbage collection and defer layout of section during the
3108 * object.h (Relobj::get_symbols_data): New function.
3109 (Relobj::is_section_name_included): New function.
3110 (Relobj::copy_symbols_data): New function.
3111 (Relobj::set_symbols_data): New function.
3112 (Relobj::get_relocs_data): New function.
3113 (Relobj::set_relocs_data): New function.
3114 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3115 (Relobj::gc_process_relocs): New function.
3116 (Relobj::do_gc_process_relocs): New pure virtual function.
3117 (Relobj::sd_): New data member.
3118 (Sized_relobj::is_output_section_offset_invalid): New function.
3119 (Sized_relobj::do_gc_process_relocs): New function.
3120 * options.h (General_options::gc_sections): Modify to not be a no-op.
3121 (General_options::print_gc_sections): New option.
3122 * plugin.cc (Plugin_finish::run): Remove function call to
3123 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3124 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3125 * reloc.cc (Read_relocs::run): Add task to process relocs and
3126 determine unreferenced sections when doing garbage collection.
3127 (Gc_process_relocs): New class.
3128 (Sized_relobj::do_gc_process_relocs): New function.
3129 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3130 sections that are garbage collected.
3131 * reloc.h (Gc_process_relocs): New class.
3132 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3133 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3134 symbols whose corresponding sections are garbage collected.
3135 (Symbol_table::Symbol_table): Add new parameter for the garbage
3137 (Symbol_table::gc_mark_undef_symbols): New function.
3138 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3139 (Symbol_table::gc_mark_dyn_syms): New function.
3140 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3142 (Symbol_table::add_from_object): Likewise.
3143 (Symbol_table::add_from_relobj): When building shared objects, do not
3144 treat externally visible symbols as garbage.
3145 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3146 table information for static and relocatable links.
3147 * symtab.h (Symbol_table::set_gc): New function.
3148 (Symbol_table::gc): New function.
3149 (Symbol_table::gc_mark_undef_symbols): New function.
3150 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3151 (Symbol_table::gc_mark_dyn_syms): New function.
3152 (Symbol_table::gc_): New data member.
3153 * target.h (Sized_target::gc_process_relocs): New pure virtual
3155 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3156 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3158 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3160 * options.h (General_options::gc_sections): Define as a no-op for now.
3161 (General_options::no_keep_memory): Ditto.
3162 (General_options::Bshareable): Define.
3163 * options.cc (General_options::finalize): Honor -Bshareable.
3165 2009-01-20 Andreas Schwab <schwab@suse.de>
3167 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3168 read the value in the contents, since we don't use it. Use the
3169 template endianness when writing.
3170 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3172 2009-01-19 Andreas Schwab <schwab@suse.de>
3174 * configure.tgt (powerpc64-*): Fix targ_obj.
3176 2009-01-15 Ian Lance Taylor <iant@google.com>
3178 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3179 local symbols when stripping all symbols.
3181 2009-01-14 Cary Coutant <ccoutant@google.com>
3183 * output.cc (Output_reloc): Add explicit instantiations.
3185 2009-01-14 Cary Coutant <ccoutant@google.com>
3187 * archive.cc (Archive::get_elf_object_for_member): Remove call
3188 to File_read::claim_for_plugin.
3189 * descriptors.cc (Descriptors::open): Remove reference to
3191 (Descriptors::claim_for_plugin): Remove.
3192 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3193 (Descriptors::is_claimed): Remove.
3194 (claim_descriptor_for_plugin): Remove.
3195 * fileread.cc (File_read::claim_for_plugin): Remove.
3196 * fileread.h (File_read::claim_for_plugin): Remove.
3197 (File_read::descriptor): Reopen descriptor if necessary.
3198 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3199 (Plugin_manager::all_symbols_read): Add task parameter. Change
3201 (Plugin_manager::get_input_file): New function.
3202 (Plugin_manager::release_input_file): New function.
3203 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3204 corresponding data member.
3205 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3206 and pass to base constructor. Change all callers.
3207 (get_input_file, release_input_file): New functions.
3208 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3209 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3210 (Plugin_manager::all_symbols_read): Add task parameter.
3211 (Plugin_manager::get_input_file): New function.
3212 (Plugin_manager::release_input_file): New function.
3213 (Plugin_manager::task_): New data member.
3214 (Pluginobj::Pluginobj): Add filesize parameter.
3215 (Pluginobj::filename): New function.
3216 (Pluginobj::descriptor): New function.
3217 (Pluginobj::filesize): New function.
3218 (Pluginobj::filesize_): New data member.
3219 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3220 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3221 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3223 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3224 with archive libraries.
3225 * testsuite/Makefile.in: Regenerate.
3226 * testsuite/plugin_test.c (struct sym_info): New type.
3227 (get_input_file, release_input_file): New static variables.
3228 (onload): Capture new transfer vector entries.
3229 (claim_file_hook): Stop reading at end of file according to filesize.
3230 Factor out parsing of readelf output into separate function.
3231 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3232 APIs and get the source file name from the symbol table. Convert
3233 source file name to corresponding object file name. Print info
3234 message when adding new input files.
3235 (parse_readelf_line): New function.
3236 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3237 * testsuite/plugin_test_2.sh: Likewise.
3238 * testsuite/plugin_test_3.sh: Likewise.
3239 * testsuite/plugin_test_4.sh: New test case.
3241 2009-01-07 Ian Lance Taylor <iant@google.com>
3243 * version.cc (version_string): Bump to 1.8.
3245 2008-12-23 Cary Coutant <ccoutant@google.com>
3247 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3248 * plugin.cc (Plugin_manager::finish): Rename as
3249 layout_deferred_objects. Move cleanup to separate function.
3250 (Plugin_manager::cleanup): New function.
3251 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3253 * plugin.h (Plugin_manager::finish): Rename as
3254 layout_deferred_objects.
3255 (Plugin_manager::cleanup): New function.
3256 (Plugin_manager::cleanup_done): New field.
3258 2008-12-23 Cary Coutant <ccoutant@google.com>
3260 * plugin.cc (is_visible_from_outside): New function.
3261 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3262 so we don't return "IR only" status for exported symbols or -r links.
3264 * testsuite/Makefile.am (plugin_test_3): New test case.
3265 * testsuite/Makefile.in: Regenerate.
3266 * testsuite/plugin_test_3.sh: New file.
3268 2008-12-22 Cary Coutant <ccoutant@google.com>
3270 * object.cc (Sized_relobj::layout_section): New function.
3271 (Sized_relobj::do_layout): Defer layout of input sections until after
3272 plugin has provided replacement files.
3273 (Sized_relobj::do_layout_deferred_sections): New function.
3274 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3275 (Relobj::layout_deferred_sections): New function.
3276 (Relobj::do_layout_deferred_sections): New function.
3277 (Sized_relobj::do_layout_deferred_sections): New function.
3278 (Sized_relobj::layout_section): New function.
3279 (Sized_relobj::Deferred_layout): New structure.
3280 (Sized_relobj::deferred_layout_): New field.
3281 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3282 Change all callers. Layout deferred sections.
3283 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3285 (Plugin_hook::run): Move code from do_plugin_hook inline.
3286 (Plugin_hook::do_plugin_hook): Remove.
3287 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3288 (Plugin_manager::finish): Renamed, was cleanup.
3289 (Plugin_manager::should_defer_layout): New function.
3290 (Plugin_manager::add_deferred_layout_object): New function.
3291 (Plugin_manager::Deferred_layout_list): New type.
3292 (Plugin_manager::deferred_layout_objects_): New field.
3293 (Plugin_hook::do_plugin_hook): Remove.
3295 2008-12-17 Ian Lance Taylor <iant@google.com>
3297 * options.h (class General_options): Add --no case for
3300 2008-12-16 Cary Coutant <ccoutant@google.com>
3302 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3304 (Plugin_manager::claim_file): Create plugin object even if
3305 plugin did not call the add_symbols callback.
3306 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3307 asking for more symbols than were added.
3308 * testsuite/Makefile.am (plugin_test_1): Add test case with
3310 (empty.syms): New target.
3311 * testsuite/Makefile.in: Regenerate.
3312 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3313 message. Don't call add_symbols if no globals.
3314 (all_symbols_read_hook): Don't provide replacement for empty
3317 2008-12-12 Ian Lance Taylor <iant@google.com>
3319 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3320 r_type == 0 for a local symbol with r_sym == 0.
3321 (scan_relocatable_relocs): Pass r_sym to
3322 local_non_section_strategy.
3323 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3326 * configure.ac: Update test for TLS descriptors: they are
3327 supported as of glibc 2.9.
3328 * configure: Rebuild.
3330 2008-12-11 Ian Lance Taylor <iant@google.com>
3333 * target-reloc.h (Default_scan_relocatable_relocs): For each
3334 function, map r_type == 0 to RELOC_DISCARD.
3336 2008-12-10 Cary Coutant <ccoutant@google.com>
3338 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3339 object to override a kept COMDAT group from a plugin object.
3341 2008-12-09 Ian Lance Taylor <iant@google.com>
3344 * yyscript.y (file_cmd): Handle INPUT.
3346 * testsuite/initpri1.c: Change all declarations to be full
3347 prototypes by adding void, to avoid compiler warnings.
3349 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3351 * options.cc (General_options::parse_plugin_opt): New.
3352 (General_options::add_plugin): The argument now is just the filename.
3353 (General_options::add_plugin_option): New.
3354 * options.h (plugin_opt): New.
3355 (add_plugin): Change argument name.
3356 (add_plugin_option): New.
3357 * plugin.cc (Plugin::load): Don't parse the plugin option.
3358 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3359 (Plugin::add_option): New.
3360 (Plugin::args_): Change type.
3361 (Plugin::filename_): New.
3362 (Plugin_manager::add_plugin_option): New.
3363 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3364 * testsuite/Makefile.in: Regenerate.
3366 2008-12-05 Cary Coutant <ccoutant@google.com>
3368 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3369 Handle --strip-lto-sections option.
3370 * options.h (strip_lto_sections): New option.
3372 2008-12-01 Cary Coutant <ccoutant@google.com>
3374 * plugin.cc (ld_plugin_message): Change format parameter to const.
3375 Fix mismatch between new[] and delete.
3377 2008-11-14 Cary Coutant <ccoutant@google.com>
3379 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3382 2008-11-05 Craig Silverstein <csilvers@google.com>
3384 * options.cc (General_options::parse_dynamic_list): New function.
3385 * options.h (General_options): New flags dynamic_list,
3386 dynamic_list_data, dynamic_list_cpp_new, and
3387 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3388 (General_options::in_dynamic_list): New function.
3389 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3390 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3391 (Lex::can_continue_name): Likewise.
3393 (read_script_file): New parameter script_options.
3394 (read_dynamic_list): New function.
3395 (Script_options::define_dynamic_list): New function.
3396 (dynamic_list_keyword_parsecodes): New variable.
3397 (dynamic_list_keywords): New variable.
3398 * script.h (Script_options::define_dynamic_list): New function
3400 (read_dynamic_list): New function prototype.
3401 * symtab.cc (strprefix): New macro.
3402 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3403 dynamic_list_data, dynamic_list_cpp_new, and
3404 dynamic_list_cpp_typeinfo.
3405 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3406 (dynamic_list_expr): New rule.
3407 (dynamic_list_nodes): Likewise.
3408 (dynamic_list_node): Likewise.
3409 * testsuite/Makefile.am (dynamic_list): New test.
3410 * testsuite/Makefile.in: Regenerated.
3411 * testsuite/dynamic_list.t: New file.
3412 * testsuite/dynamic_list.sh: New file.
3414 2008-11-05 Craig Silverstein <csilvers@google.com>
3416 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3417 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3418 (t11_last): Likewise.
3419 * testsuite/ver_test_6.c (main): Likewise.
3421 2008-10-07 Cary Coutant <ccoutant@google.com>
3423 * options.c (General_options::finalize): Add check for -static and
3425 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3428 2008-10-02 Cary Coutant <ccoutant@google.com>
3430 * plugin.cc (make_sized_plugin_object): Fix conditional
3431 compilation to work when not all targets are enabled.
3433 2008-09-29 Cary Coutant <ccoutant@google.com>
3435 * archive.cc (Archive::get_file_and_offset): Use filename instead
3436 of name to get library path.
3437 (Archive::include_member): Unlock external member of a thin archive.
3439 * testsuite/Makefile.am (TEST_AR): New variable.
3440 (thin_archive_test_1): New test.
3441 (thin_archive_test_2): New test.
3442 * testsuite/Makefile.in: Regenerate.
3443 * testsuite/thin_archive_main.cc: New file.
3444 * testsuite/thin_archive_test_1.cc: New file.
3445 * testsuite/thin_archive_test_2.cc: New file.
3446 * testsuite/thin_archive_test_3.cc: New file.
3447 * testsuite/thin_archive_test_4.cc: New file.
3449 2008-09-29 Cary Coutant <ccoutant@google.com>
3451 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3452 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3454 (Sized_relobj::do_finalize_local_symbols): Likewise.
3455 (Sized_relobj::map_to_kept_section): Likewise.
3456 * object.h (Sized_relobj::invalid_address): New constant.
3457 (Sized_relobj::do_output_section_offset): Check for invalid_address
3459 * output.cc (Output_reloc::local_section_offset): Use constant
3460 invalid_address instead of -1U.
3461 (Output_reloc::get_address): Likewise.
3462 (Output_section::output_address): Change -1U to -1ULL.
3463 * output.h (Output_reloc::invalid_address): New constant.
3464 * reloc.cc (Sized_relobj::write_sections): Use constant
3465 invalid_address instead of -1U.
3466 (Sized_relobj::relocate_sections): Likewise.
3467 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3468 values for merge sections.
3469 * target-reloc.h (relocate_for_relocatable): Use constant
3470 invalid_address instead of -1U.
3472 2008-09-19 Cary Coutant <ccoutant@google.com>
3474 Add plugin functionality for link-time optimization (LTO).
3475 * configure.ac (plugins): Add --enable-plugins option.
3476 * configure: Regenerate.
3477 * config.in: Regenerate.
3478 * Makefile.am (LIBDL): New variable.
3479 (CCFILES): Add plugin.cc.
3480 (HFILES): Add plugin.h.
3481 (ldadd_var): Add LIBDL.
3482 * Makefile.in: Regenerate.
3484 * archive.cc: Include "plugin.h".
3485 (Archive::setup): Don't preread archive symbols when using a plugin.
3486 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3487 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3489 (Archive::include_member): Add symbols from plugin objects.
3490 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3491 * descriptors.cc (Descriptors::open): Check for file descriptors
3492 abandoned by plugins.
3493 (Descriptors::claim_for_plugin): New function.
3494 * descriptors.h (Descriptors::claim_for_plugin): New function.
3495 (Open_descriptor::is_claimed): New field.
3496 (claim_descriptor_for_plugin): New function.
3497 * fileread.cc (File_read::claim_for_plugin): New function.
3498 * fileread.h (File_read::claim_for_plugin): New function.
3499 (File_read::descriptor): New function.
3500 * gold.cc: Include "plugin.h".
3501 (queue_initial_tasks): Add task to call plugin hooks for generating
3503 * main.cc: Include "plugin.h".
3504 (main): Load plugin libraries.
3505 * object.h (Pluginobj): Declare.
3506 (Object::pluginobj): New function.
3507 (Object::do_pluginobj): New function.
3508 (Object::set_target): New function.
3509 * options.cc: Include "plugin.h".
3510 (General_options::parse_plugin): New function.
3511 (General_options::General_options): Initialize plugins_ field.
3512 (General_options::add_plugin): New function.
3513 * options.h (Plugin_manager): Declare.
3514 (General_options): Add --plugin option.
3515 (General_options::has_plugins): New function.
3516 (General_options::plugins): New function.
3517 (General_options::add_plugin): New function.
3518 (General_options::plugins_): New field.
3519 * plugin.cc: New file.
3520 * plugin.h: New file.
3521 * readsyms.cc: Include "plugin.h".
3522 (Read_symbols::do_read_symbols): Check for archive before checking
3523 for ELF file. Call plugin hooks to claim files.
3524 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3525 from a real object file; force override when processing replacement
3527 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3528 (Symbol::init_base_object): Likewise.
3529 (Symbol::init_base_output_data): Likewise.
3530 (Symbol::init_base_output_segment): Likewise.
3531 (Symbol::init_base_constant): Likewise.
3532 (Symbol::init_base_undefined): Likewise.
3533 (Symbol::output_section): Assert that object is not a plugin.
3534 (Symbol_table::add_from_pluginobj): New function.
3535 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3537 (Symbol_table::sized_write_globals): Likewise.
3538 (Symbol_table::add_from_pluginobj): Instantiate template.
3539 * symtab.h (Sized_pluginobj): Declare.
3540 (Symbol::in_real_elf): New function.
3541 (Symbol::set_in_real_elf): New function.
3542 (Symbol::in_real_elf_): New field.
3543 (Symbol_table::add_from_pluginobj): New function.
3545 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3546 (LIBDL): New variable.
3548 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3549 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3550 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3551 (MOSTLYCLEANFILES): Likewise.
3552 * testsuite/Makefile.in: Regenerate.
3553 * testsuite/plugin_test.c: New file.
3554 * testsuite/plugin_test_1.sh: New file.
3555 * testsuite/plugin_test_2.sh: New file.
3557 2008-09-16 Ian Lance Taylor <iant@google.com>
3559 * target-reloc.h (relocate_section): Check whether a symbol is
3560 defined by the ABI before reporting an undefined symbol error.
3561 * target.h (Target::is_defined_by_abi): Make parameter const.
3562 (Target::do_is_defined_by_abi): Likewise.
3563 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3564 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3565 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3566 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3567 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3568 * testsuite/Makefile.in: Rebuild.
3570 * fileread.cc (make_view): Add casts to avoid warning.
3572 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3574 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3575 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3577 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3579 * options.h (General_options::output_is_executable): New.
3580 (General_options::output_is_pie): New.
3581 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3582 for shared libraries.
3583 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3585 2008-09-11 Chris Demetriou <cgd@google.com>
3587 * options.h (origin): New -z option.
3588 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3589 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3592 2008-09-05 Cary Coutant <ccoutant@google.com>
3594 * fileread.cc (File_read::make_view): Add check for attempt to map
3597 2008-09-05 Cary Coutant <ccoutant@google.com>
3599 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3600 explicit instantiations.
3602 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3605 * options.cc (General_options::finalize): Allow undefined symbols
3606 in shlibs if linking -shared.
3609 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3610 symbols as not needing a dynsym entry.
3612 2008-08-20 Craig Silverstein <csilvers@google.com>
3614 * fileread.cc (File_read::open): Do not lock the file unless it
3615 was successfully opened.
3617 2008-08-14 Cary Coutant <ccoutant@google.com>
3619 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3620 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3621 * testsuite/tls_test.cc (struct int128): 128-bit struct
3622 for testing TLS relocs with non-zero addend.
3623 (v12): New TLS variable.
3625 (t_last): Add check for v12.
3626 * testsuite/tls_test.h (t12): New function.
3627 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3629 2008-08-13 Ian Lance Taylor <iant@google.com>
3631 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3632 set tls_segment_ or relro_segment_.
3633 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3635 * output.h (Output_section::clear_is_relro): New function.
3636 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3637 sections specially even when output_data_ is empty.
3638 (Output_segment::maximum_alignment): When first section is relro,
3639 only force alignment for PT_LOAD segments.
3640 * script.cc (script_data_segment_align): New function.
3641 (script_data_segment_relro_end): New function.
3642 * script-c.h (script_data_segment_align): Declare.
3643 (script_data_segment_relro_end): Declare.
3644 * script-sections.h (class Script_sections): Declare
3645 data_segment_align and data_segment_relro_end. Add fields
3646 segment_align_index_ and saw_relro_end_.
3647 * script-sections.cc (class Sections_element): Add set_is_relro
3648 virtual function. Add new bool* parameter to place_orphan_here.
3649 Add get_output_section virtual function.
3650 (class Output_section_definition): Add set_is_relro. Add new
3651 bool* parameter to place_orphan_here. Add get_output_section.
3652 Add is_relro_ field.
3653 (Output_section_definition::Output_section_definition): Initialize
3654 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3655 and is_relro_ fields.
3656 (Output_section_definition::place_orphan_here): Add is_relro
3658 (Output_section_definition::set_section_addresses): Set relro for
3660 (Output_section_definition::alternate_constraint): Likewise.
3661 (class Orphan_output_section): Add new bool* parameter to
3662 place_orphan_here. Add get_output_section.
3663 (Orphan_output_section::place_orphan_here): Add is_relro
3665 (Script_sections::Script_sections): Initialize
3666 data_segment_align_index_ and saw_relro_end_.
3667 (Script_sections::data_segment_align): New function.
3668 (Script_sections::data_segment_relro_end): New function.
3669 (Script_sections::place_orphan): Set or clear is_relro.
3670 (Script_sections::set_section_addresses): Force alignment of first
3672 * yyscript.y (exp): Call script_data_segment_align and
3673 script_data_segment_relro_end.
3674 * testsuite/relro_script_test.t: New file.
3675 * testsuite/relro_test.cc (using_script): Declare.
3676 (t1, t2): Test using_script.
3677 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3678 (relro_script_test_SOURCES): Define.
3679 (relro_script_test_DEPENDENCIES): Define.
3680 (relro_script_test_LDFLAGS): Define.
3681 (relro_script_test_LDADD): Define.
3682 (relro_script_test.so): New target.
3683 * testsuite/Makefile.in: Rebuild.
3685 2008-08-06 Cary Coutant <ccoutant@google.com>
3687 * archive.cc (Archive::total_archives, Archive::total_members)
3688 (Archive::total_members_loaded): New variables.
3689 (Archive::setup): Add parameter. Add option to preread
3691 (Archive::read_armap): Add counter.
3692 (Archive::get_file_and_offset): New function.
3693 (Archive::get_elf_object_for_member): New function.
3694 (Archive::read_all_symbols): New function.
3695 (Archive::read_symbols): New function.
3696 (Archive::add_symbols): Add counters.
3697 (Archive::include_all_members): Use armap to find members if it's
3699 (Archive::include_member): Skip reading symbols if already read.
3700 Factored code into Archive::get_file_and_offset and
3701 Archive::get_elf_object_for_member. Changed call to
3702 Mapfile::report_include_archive_member.
3703 (Archive::print_stats): New function.
3704 * archive.h: Declare Object and Read_symbols_data classes.
3705 (Archive::Archive): Add initializers for new members.
3706 (Archive::setup): Add parameter.
3707 (Archive::print_stats): New function.
3708 (Archive::total_archives, Archive::total_members)
3709 (Archive::total_members_loaded): New variables.
3710 (Archive::get_file_and_offset): New function.
3711 (Archive::get_elf_object_for_member): New function.
3712 (Archive::read_all_symbols): New function.
3713 (Archive::read_symbols): New function.
3714 (Archive::Archive_member): New class.
3715 (Archive::members_): New member.
3716 (Archive::num_members_): New member.
3717 * main.cc: Include archive.h.
3718 (main): Call Archive::print_stats.
3719 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3720 archive parameter; member_name is now the fully-decorated name.
3721 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3722 * options.h: (General_options): Add --preread-archive-symbols option.
3723 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3726 2008-08-04 Ian Lance Taylor <iant@google.com>
3728 * symtab.h (Symbol::use_plt_offset): New function.
3729 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3730 * powerpc.cc (Relocate::relocate): Likewise.
3731 * sparc.cc (Relocate::relocate): Likewise.
3732 * x86_64.cc (Relocate::relocate): Likewise.
3733 * testsuite/weak_plt.sh: New test.
3734 * testsuite/weak_plt_main.cc: New test.
3735 * testsuite/weak_plt_shared.cc: New test.
3736 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3737 (check_PROGRAMS): Add weak_plt.
3738 (check_DATA): Add weak_plt_shared.so.
3739 (weak_plt_main_pic.o, weak_plt): New targets.
3740 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3741 * testsuite/Makefile.in: Rebuild.
3743 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3745 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3746 * testsuite/Makefile.in: Rebuild.
3748 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3750 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3751 * Makefile.in: Regenerate.
3752 * po/POTFILES.in: Regenerate.
3754 2008-07-29 Ian Lance Taylor <iant@google.com>
3756 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3757 symbols before other symbols.
3758 * testsuite/script_test_2.cc (test_addr): Declare.
3759 (test_addr_alias): Declare.
3760 (main): Check that test_addr and test_addr_alias have the right
3762 * testsuite/script_test_2.t: Define test_addr_alias and
3765 2008-07-24 Ian Lance Taylor <iant@google.com>
3768 * descriptors.cc: New file.
3769 * descriptors.h: New file.
3770 * gold-threads.h (class Hold_optional_lock): New class.
3771 * fileread.cc: Include "descriptors.h".
3772 (File_read::~File_read): Release descriptor rather than closing
3774 (File_read::open) [file]: Call open_descriptor rather than open.
3775 Set is_descriptor_opened_.
3776 (File_read::open) [memory]: Assert that descriptor is not open.
3777 (File_read::reopen_descriptor): New function.
3778 (File_read::release): Release descriptor.
3779 (File_read::do_read): Make non-const. Reopen descriptor.
3780 (File_read::read): Make non-const.
3781 (File_read::make_view): Reopen descriptor.
3782 (File_read::do_readv): Likewise.
3783 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3784 Update declarations.
3785 * layout.cc: Include "descriptors.h".
3786 (Layout::create_build_id): Use open_descriptor rather than open.
3787 * output.cc: Include "descriptors.h".
3788 (Output_file::open): Use open_descriptor rather than open.
3789 * archive.cc (Archive::const_iterator): Change Archive to be
3791 (Archive::begin, Archive::end): Make non-const.
3792 (Archive::count_members): Likewise.
3793 * archive.h (class Archive): Update declarations.
3794 * object.h (Object::read): Make non-const.
3795 * Makefile.am (CCFILES): Add descriptors.cc.
3796 (HFILES): Add descriptors.h.
3797 * Makefile.in: Rebuild.
3800 * gold.h: Always include <clocale>. Add Solaris workarounds
3801 following code in binutils/sysdep.h.
3804 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3805 this->eh_frame_hdr_ is NULL before using it.
3807 * dynobj.cc (Versions::Versions): Update comment.
3809 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3810 the base version name.
3812 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3813 array size plus one.
3814 (Stringpool_template::set_string_offsets): Subtract one from key
3815 before using it as an array index.
3816 (Stringpool_template::get_offset_with_length): Likewise.
3817 (Stringpool_template::write_to_buffer): Likewise.
3818 * stringpool.h (Stringpool_template::get_offset_from_key):
3821 2008-07-23 Ian Lance Taylor <iant@google.com>
3824 * object.h (Merged_symbol_value::value): Do our best to handle a
3828 * script.cc (Version_script_info::get_versions): Don't add empty
3829 version tag to return value.
3830 (Version_script_info::get_symbol_version_helper): Change return
3831 type to bool. Add pversion parameter. Change all callers.
3832 (script_register_vers_node): Don't require a non-NULL tag.
3833 * script.h (class Version_script_info): Update declarations.
3834 (Version_script_info::get_symbol_version): Change return type to
3835 bool. Add version parameter. Change all callers.
3836 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3837 handling. Handle an empty version from a version script.
3838 (Symbol_table::define_special_symbol): Likewise.
3839 * testsuite/ver_test_10.script: New file.
3840 * testsuite/ver_test_10.sh: New file.
3841 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3842 (check_DATA): Add ver_test_10.syms.
3843 (ver_test_10.syms, ver_test_10.so): New target.
3844 * testsuite/Makefile.in: Rebuild.
3846 2008-07-23 Simon Baldwin <simonb@google.com>
3848 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3849 to zero for undefined symbols from dynamic libraries.
3851 2008-07-23 Ian Lance Taylor <iant@google.com>
3853 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3855 * symtab.h (class Symbol_table): Update declaration.
3856 * testsuite/ver_test_9.cc: New file.
3857 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3858 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3859 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3860 (ver_test_9.so, ver_test_9.o): New targets.
3861 * testsuite/Makefile.in: Rebuild.
3863 2008-07-22 Ian Lance Taylor <iant@google.com>
3865 * options.h (class General_options): Define --check-sections.
3866 * layout.cc (Layout::set_segment_offsets): Handle
3869 * options.h (class General_options): Define -n/--nmagic and
3871 * options.cc (General_options::finalize): For -n/--nmagic or
3872 -N/--omagic, set -static.
3873 * layout.cc (Layout::attach_allocated_section_to_segment): If
3874 -N/--omagic, don't put read-only and read-write sections in
3876 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3877 finding a read-only segment.
3878 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3879 don't set the minimum segment alignment to the common page size,
3880 and don't set the file offset to the address modulo the page size.
3881 * script-sections.cc (Script_sections::create_segments): If
3882 -n/--omagic, don't put read-only and read-write sections in
3885 * cref.cc: New file.
3887 * options.h (class General_options): Add --print-symbol-counts.
3888 * main.cc (main): Issue defined symbol report if requested.
3889 * archive.cc (Archive::interpret_header): Make into a const member
3891 (Archive::add_symbols): Call Input_objects::archive_start and
3893 (Archive::const_iterator): Define new class.
3894 (Archive::begin, Archive::end): New functions.
3895 (Archive::include_all_members): Rewrite to use iterator.
3896 (Archive::count_members): New function.
3897 * archive.h (class Archive): Update declarations.
3898 (Archive::filename): New function.
3899 * object.cc: Include "cref.h".
3900 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3901 (Sized_relobj::do_get_global_symbol_counts): New function.
3902 (Input_objects::add_object): Add object to cross-referencer.
3903 (Input_objects::archive_start): New function.
3904 (Input_objects::archive_stop): New function.
3905 (Input_objects::print_symbol_counts): New function.
3906 * object.h: Declare Cref and Archive.
3907 (Object::get_global_symbol_counts): New function.
3908 (Object::do_get_global_symbol_counts): New pure virtual function.
3909 (class Sized_relobj): Add defined_count_ field. Update
3911 (class Input_objects): Add cref_ field. Update constructor.
3912 Update declarations.
3913 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3915 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3917 (Sized_dynobj::do_get_global_symbol_counts): New function.
3918 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3919 defined_count_. Update declarations. Define Symbols typedef.
3920 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3921 parameter. Change all callers.
3922 (Symbol_table::add_from_dynobj): Add sympointers and defined
3923 parameters. Change all callers.
3924 * symtab.h (class Symbol_table): Update declarations.
3925 * Makefile.am (CCFILES): Add cref.cc.
3926 (HFILES): Add cref.h.
3927 * Makefile.in: Rebuild.
3929 2008-07-22 Simon Baldwin <simonb@google.com>
3931 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3932 to zero when writing undefined symbols.
3934 2008-07-22 Ian Lance Taylor <iant@google.com>
3936 * output.cc (Output_section::add_input_section): Don't try to
3937 merge empty merge sections.
3939 2008-07-21 Craig Silverstein <csilvers@google.com>
3941 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3942 Include symbol version in error message.
3944 2008-07-20 Chris Demetriou <cgd@google.com>
3946 * configure.ac (gold_cv_c_random_seed): New configured variable.
3947 (RANDOM_SEED_CFLAGS): New substituted variable.
3948 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3949 * configure: Rebuild.
3950 * Makefile.in: Likewise.
3951 * testsuite/Makefile.in: Likewise.
3953 2008-07-18 Ian Lance Taylor <iant@google.com>
3955 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3956 where we see NAME/NULL and NAME/VERSION as separate symbols.
3957 * testsuite/ver_test_main.cc (main): Call t4.
3958 (t4, t4_2a): Define.
3959 * testsuite/ver_test_2.cc (t4_2): Define.
3960 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3961 * testsuite/ver_test_4.cc (t4_2a): Define.
3962 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3963 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3965 2008-07-17 Ian Lance Taylor <iant@google.com>
3967 * dynobj.cc (Versions::add_def): If we give an error about a
3968 missing version, go ahead and create the version anyhow.
3970 2008-07-10 Ian Lance Taylor <iant@google.com>
3972 Handle output sections with more than 0x7fffffff bytes.
3973 * object.h (class Relobj): Change map_to_output_ to
3974 output_sections_, and just keep a section pointer. Change all
3975 uses. Move comdat group support to Sized_relobj.
3976 (Relobj::is_section_specially_mapped): Remove.
3977 (Relobj::output_section): Remove poff parameter. Change all
3979 (Relobj::output_section_offset): New function.
3980 (Relobj::set_section_offset): Rewrite.
3981 (Relobj::map_to_output): Remove.
3982 (Relobj::output_sections): New function.
3983 (Relobj::do_output_section_offset): New pure virtual function.
3984 (Relobj::do_set_section_offset): Likewise.
3985 (class Sized_relobj): Add section_offsets_ field. Add comdat
3986 group support from Relobj. Update declarations.
3987 (Sized_relobj::get_output_section_offset): New function.
3988 (Sized_relobj::do_output_section_offset): New function.
3989 (Sized_relobj::do_set_section_offset): New function.
3990 * object.cc (Relobj::output_section_address): Remove.
3991 (Sized_relobj::Sized_relobj): Initialize new fields.
3992 (Sized_relobj::include_section_group): Cast find_kept_object to
3994 (Sized_relobj::include_linkonce_section): Likewise.
3995 (Sized_relobj::do_layout): Use separate arrays for output section
3997 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3999 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
4000 output_sections and section_offsets.
4001 (Sized_relobj::write_local_symbols): Likewise.
4002 (map_to_kept_section): Compute output address directly.
4003 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
4004 output_sections and section_offsets.
4005 (Sized_relobj::write_sections): Likewise.
4006 (Sized_relobj::relocate_sections): Likewise.
4007 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
4008 * output.h (class Output_reloc): Update declarations. Change
4009 u2_.relobj to Sized_relobj*.
4010 (class Output_data_reloc): Change add functions to use
4012 * output.cc (Output_reloc::Output_reloc): Change relobj to
4014 (Output_reloc::local_section_offset): Change return type to
4015 Elf_Addr. Use get_output_section_offset.
4016 (Output_reloc::get_address): Likewise.
4017 (Output_section::is_input_address_mapped): Don't call
4018 is_section_specially_mapped.
4019 (Output_section::output_offset): Likewise.
4020 (Output_section::output_address): Likewise.
4021 (Output_section::starting_output_address): Likewise.
4022 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
4023 parameter to Sized_relobj*.
4024 (Copy_relocs::need_copy_reloc): Likewise.
4025 (Copy_relocs::save): Likewise.
4026 * copy-relocs.h (class Copy_relocs): Update declarations.
4027 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
4028 Sized_relobj*. Change relobj_ field to Sized_relobj*.
4029 * target-reloc.h (relocate_for_relocatable): Change
4030 offset_in_output_section type to Elf_Addr. Change code that uses
4032 * layout.cc (Layout::layout): Always set *off.
4033 * mapfile.cc (Mapfile::print_input_section): Use
4034 output_section_offset.
4035 * i386.cc (Target_i386::copy_reloc): Change object parameter to
4037 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
4038 * sparc.cc (Target_sparc::copy_reloc): Likewise.
4039 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
4041 2008-07-03 Ian Lance Taylor <iant@google.com>
4043 * layout.cc (Layout::include_section): Do not discard unrecognized
4044 SHT_STRTAB sections.
4046 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4048 * script.cc (Lex::can_continue_name): Make '?' allowable in
4049 version-script names.
4050 * testsuite/version_script.map: Change glob pattern to use '?'
4052 2008-06-30 Manish Singh <yosh@gimp.org>
4055 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4058 2008-06-30 Ian Lance Taylor <iant@google.com>
4062 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4063 versions]: Don't try to read the value in the contents, since we
4064 don't use it. Use the template endianness when writing.
4066 2008-06-25 Cary Coutant <ccoutant@google.com>
4068 * fileread.cc (File_read::make_view): Assert on zero-length view.
4069 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4070 symbol table when there are no symbols to read.
4072 2008-06-23 Craig Silverstein <csilvers@google.com>
4074 * version.cc (version_string): Bump to 1.7
4076 2008-06-18 Craig Silverstein <csilvers@google.com>
4078 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4079 constant 0xFFFF to type Valtype.
4080 (Powerpc_relocate_functions::rel16_ha): Likewise.
4082 2008-06-17 Ian Lance Taylor <iant@google.com>
4084 * output.h (Output_section::Input_section): Initialize p2align_ to
4085 zero for Output_section_data constructors.
4086 (Output_section::Input_section::addralign): If not an input
4087 section, return the alignment of the Output_section_data.
4088 * testsuite/copy_test.cc: New file.
4089 * testsuite/copy_test_1.cc: New file.
4090 * testsuite/copy_test_2.cc: New file.
4091 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4092 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4093 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4094 (copy_test_1_pic.o, copy_test_1.so): New targets.
4095 (copy_test_2_pic.o, copy_test_2.so): New targets.
4096 * testsuite/Makefile.in: Rebuild.
4098 * script-sections.cc (Script_sections::place_orphan): Initialize
4099 local variable exact.
4101 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4103 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4105 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4106 David S. Miller <davem@davemloft.net>
4108 * powerpc.cc: New file.
4109 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4110 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4111 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4112 * Makefile.in: Rebuild.
4114 2008-06-09 Ian Lance Taylor <iant@google.com>
4116 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4118 (throwing, orig_terminate): New static variables.
4119 (terminate_handler): New static function.
4120 (t2): Set terminate handler.
4122 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4125 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4128 2008-05-30 Cary Coutant <ccoutant@google.com>
4130 * archive.cc (Archive::include_all_members) Correct to step
4131 over symbol table and extended name table in thin archives.
4133 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4136 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4139 2008-05-28 Caleb Howe <cshowe@google.com>
4141 * reduced_debug_output.cc: New file.
4142 * reduced_debug_output.h: New file.
4143 * options.h (class General_options): Add --strip-debug-non-line.
4144 * options.cc (General_options::finalize): Add strip_debug_non_line
4145 to the strip heirarchy.
4146 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4148 * layout.cc: Include "reduced_debug_output.h".
4149 (Layout::Layout): Initialize new fields.
4150 (line_only_debug_sections): New static array.
4151 (is_lines_only_debug_sections): New static inline function.
4152 (Layout::include_section): Handle --strip-debug-non-line.
4153 (Layout::make_output_section): If --strip-debug-non-line, build
4154 new output sections for .debug_abbrev and .debug_info.
4155 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4156 gold. Warn about possible overflow.
4157 (read_signed_LEB_128): Likewise.
4158 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4159 (read_signed_LEB_128): Declare.
4160 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4161 (HFILES): Add reduced_debug_output.h.
4162 * Makefile.in: Rebuild.
4164 2008-05-21 Ian Lance Taylor <iant@google.com>
4166 * mapfile.cc: New file.
4167 * mapfile.h: New file.
4168 * options.h (class General_options): Add -M/--print-map and -Map.
4169 * options.cc (General_options::finalize): Make -M equivalent to
4171 * main.cc: Include <cstdio> and "mapfile.h".
4172 (main): Open mapfile if requested.
4173 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4174 constructor. Change caller.
4175 (queue_initial_tasks): Add mapfile parameter. Change caller.
4176 (queue_middle_tasks): Likewise.
4177 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4179 * archive.cc: Include "mapfile.h".
4180 (Archive::add_symbols): Add mapfile parameter. Change all
4181 callers. Pass mapfile, symbol, and reason to include_member.
4182 (Archive::include_all_members): Add mapfile parameter. Change all
4184 (Archive::include_member): Add mapfile, sym, and why parameters.
4185 Change all callers. Report inclusion to map file.
4186 * archive.h: Include "fileread.h".
4187 (class Archive): Update declarations.
4188 (Archive::file): New const method.
4189 (class Add_archive_symbols): Add mapfile_ field. Update
4190 constructor. Change all callers.
4191 * readsyms.h (class Read_symbols): Likewise.
4192 (class Finish_group): Likewise.
4193 (class Read_script): Likewise.
4194 * common.cc: Include "mapfile.h".
4195 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4197 (Symbol_table::do_allocate_commons): Likewise.
4198 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4199 symbol allocation to mapfile.
4200 * common.h (class Allocate_commons_task): Add mapfile_ field.
4201 Update constructor. Change all callers.
4202 * symtab.h (class Symbol_table): Update declarations.
4203 * layout.cc: Include "mapfile.h".
4204 (Layout_task_runner::run): Print information to mapfile.
4205 (Layout::create_gold_note): Change Output_data_fixed_space to
4206 Output_data_zero_fill.
4207 (Layout::create_build_id): Likewise.
4208 (Layout::print_to_mapfile): New function.
4209 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4210 constructor. Change caller.
4211 (class Layout): Declare print_to_mapfile.
4212 * output.cc (Output_section::Input_section::print_to_mapfile): New
4214 (Output_section::add_input_section): If producing a map, always
4215 add to input_sections_ list.
4216 (Output_section::do_print_to_mapfile): New function.
4217 (Output_segment::print_sections_to_mapfile): New function.
4218 (Output_segment::print_section_list_to_mapfile): New function.
4219 * output.h: Include "mapfile.h".
4220 (Output_data::print_to_mapfile): New function.
4221 (Output_data::do_print_to_mapfile): New virtual function.
4222 (Output_segment_headers::do_print_to_mapfile): New function.
4223 (Output_file_header::do_print_to_mapfile): New function.
4224 (Output_data_const::do_print_to_mapfile): New function.
4225 (class Output_data_const_buffer): Add map_name_ field. Update
4226 constructor. Change all callers. Add do_print_to_mapfile
4228 (class Output_data_fixed_space): Likewise.
4229 (class Output_data_space): Likewise.
4230 (class Output_data_zero_fill): New class.
4231 (Output_data_strtab::do_print_to_mapfile): New function.
4232 (Output_data_reloc_base::do_print_to_mapfile): New function.
4233 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4234 (Output_data_group::do_print_to_mapfile): New function.
4235 (Output_data_got::do_print_to_mapfile): New function.
4236 (Output_data_dynamic::do_print_to_mapfile): New function.
4237 (Output_symtab_xindex::do_print_to_mapfile): New function.
4238 (class Output_section): Declare do_print_to_mapflie. Declare
4239 print_to_mapfile in Input_section.
4240 (class Output_segment): Declare new functions.
4241 * object.h (Sized_relobj::symbol_count): New function.
4242 * script-sections.cc
4243 (Output_section_element_dot_assignment::set_section_addresses):
4244 Change Output_data_fixed_space to Output_data_zero_fill.
4245 (Output_data_expression::do_print_to_mapfile): New function.
4246 * script.cc (read_input_script): Add mapfile parameter. Change
4248 * script.h (read_input_script): Update declaration.
4249 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4250 (Eh_frame::do_print_to_mapfile): New function.
4251 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4252 (Output_merge_string::do_print_to_mapfile): New function.
4253 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4255 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4257 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4259 * Makefile.am (CCFILES): Add mapfile.cc.
4260 (HFILES): Add mapfile.h.
4261 * Makefile.in: Rebuild.
4263 2008-05-19 Ian Lance Taylor <iant@google.com>
4265 * options.h (class General_options): Add -z relro.
4266 * layout.cc (Layout::Layout): Initialize relro_segment_.
4267 (Layout::add_output_section_data): Return the output section.
4268 (Layout::make_output_section): Rcognize relro sections and mark
4270 (Layout::attach_allocated_section_to_segment): Put relro sections
4271 in a PT_GNU_RELRO segment.
4272 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4274 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4276 (Layout::linkonce_mapping): Map d.rel.ro.local to
4278 (Layout::output_section_name): Us .data.rel.ro.local for any
4279 section which begins with that.
4280 * layout.h (class Layout): Update add_output_section_data
4281 declaration. Add relro_segment_ field.
4282 * output.cc (Output_section::Output_section): Initialize is_relro_
4283 and is_relro_local_ fields.
4284 (Output_segment::add_output_section): Group relro sections.
4285 (Output_segment::is_first_section_relro): New function.
4286 (Output_segment::maximum_alignment): If there is a relro section,
4287 align the segment to the common page size.
4288 (Output_segment::set_section_addresses): Track whether we are
4289 looking at relro sections. If the last section is a relro
4290 section, align to the common page size.
4291 (Output_segment::set_section_list_addresses): Add in_relro
4292 parameter. Change all callers. Align to the page size when
4293 moving from relro to non-relro section.
4294 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4296 * output.h (class Output_section): Add is_relro_ and
4297 is_relro_local_ fields.
4298 (Output_section::is_relro): New function.
4299 (Output_section::set_is_relro): New function.
4300 (Output_section::is_relro_local): New function.
4301 (Output_section::set_is_relro_local): New function.
4302 (class Output_segment): Update declarations.
4303 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4304 * sparc.cc (Target_sparc::got_section): Likewise.
4305 * x86_64.cc (Target_x86_64::got_section): Likewise.
4306 * testsuite/relro_test_main.cc: New file.
4307 * testsuite/relro_test.cc: New file.
4308 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4309 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4310 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4311 (relro_test.so, relro_test_pic.o): New targets.
4312 * testsuite/Makefile.in: Rebuild.
4314 2008-05-16 Ian Lance Taylor <iant@google.com>
4316 * output.cc (Output_segment::add_output_section): Remove front
4318 * output.h (class Output_segment): Remove
4319 add_initial_output_section and overloaded add_output_section.
4320 Update declaration of remaining add_output_section.
4321 * layout.cc (Layout::create_interp): Call add_output_section
4322 rather than add_initial_output_section.
4323 (Layout::finish_dynamic_section): Likewise.
4325 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4326 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4327 know the dynamic type.
4328 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4329 field. Initialize it in constructor.
4330 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4331 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4332 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4335 * output.cc (Output_reloc::get_address): Change return type to
4337 * output.h (class Output_reloc): Update get_address declaration.
4338 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4339 for section addresses.
4341 2008-05-09 Ian Lance Taylor <iant@google.com>
4344 * gold.cc (gold_nomem): Use return value of write.
4346 2008-05-08 Ian Lance Taylor <iant@google.com>
4348 * symtab.c (Symbol::init_base_output_data): Add version
4349 parameter. Change all callers.
4350 (Symbol::init_base_output_segment): Likewise.
4351 (Symbol::init_base_constant): Likewise.
4352 (Symbol::init_base_undefined): Likewise.
4353 (Sized_symbol::init_output_data): Likewise.
4354 (Sized_symbol::init_output_segment): Likewise.
4355 (Sized_symbol::init_constant): Likewise.
4356 (Sized_symbol::init_undefined): Likewise.
4357 (Symbol_table::do_define_in_output_data): If the new symbol has a
4358 version, mark it as the default.
4359 (Symbol_table::do_define_in_output_segment): Likewise.
4360 (Symbol_table::do_define_as_constant): Likewise.
4361 * symtab.h (class Symbol): Update declarations.
4362 (class Sized_symbol): Likewise.
4363 * resolve.cc (Symbol::override_version): New function.
4364 (Symbol::override_base): Call override_version.
4365 (Symbol::override_base_with_special): Likewise.
4366 * testsuite/ver_script_8.script: New file.
4367 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4368 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4369 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4370 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4372 2008-05-06 Ian Lance Taylor <iant@google.com>
4375 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4377 (class General_options): Remove existing --undefined, and add
4378 --no-undefined instead. Add new --undefined as synonym for -u.
4379 * archive.cc (Archive::add_symbols): Check whether symbol was
4381 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4382 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4383 all uses. Add IS_UNDEFINED. Update declarations to split
4384 different versions of init_base. Declare init_base_undefined.
4385 (Symbol::is_defined): Handle IS_UNDEFINED.
4386 (Symbol::is_undefined): Likewise.
4387 (Symbol::is_weak_undefined): Call is_undefined.
4388 (Symbol::is_absolute): Handle IS_CONSTANT.
4389 (class Sized_symbol): Update declarations to split different
4390 versions of init. Declare init_undefined.
4391 (class Symbol_table): Declare new functions.
4392 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4394 (Symbol::init_base_output_data): Likewise.
4395 (Symbol::init_base_output_segment): Likewise.
4396 (Symbol::init_base_constant): Likewise.
4397 (Symbol::init_base_undefined): New function.
4398 (Sized_symbol::init_object): Rename from init. Change all
4400 (Sized_symbol::init_output_data): Likewise.
4401 (Sized_symbol::init_output_segment): Likewise.
4402 (Sized_symbol::init_constant): Likewise.
4403 (Sized_symbol::init_undefined): New function.
4404 (Symbol_table::add_undefined_symbols_from_command_line): New
4406 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4408 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4409 (Symbol::output_section): Likewise.
4410 (Symbol::set_output_section): Likewise.
4411 (Symbol_table::sized_finalize_symbol): Likewise.
4412 (Symbol_table::sized_write_globals): Likewise.
4413 * resolve.cc (Symbol_table::should_override): Likewise.
4414 (Symbol::override_base_with_special): Likewise.
4416 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4417 symbol, change it to have default visibility.
4418 * testsuite/protected_1.cc: New file.
4419 * testsuite/protected_2.cc: New file.
4420 * testsuite/protected_3.cc: New file.
4421 * testsuite/protected_main_1.cc: New file.
4422 * testsuite/protected_main_2.cc: New file.
4423 * testsuite/protected_main_3.cc: New file.
4424 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4425 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4426 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4427 (protected_1.so): New target.
4428 (protected_1_pic.o, protected_2_pic.o): New targets.
4429 (protected_3_pic.o): New target.
4430 (check_PROGRAMS): Add protected_2.
4431 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4432 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4433 * testsuite/Makefile.in: Rebuild.
4435 * options.h (DEFINE_var): Add set_user_set_##varname__.
4436 (DEFINE_bool_alias): New macro.
4437 (class General_options): Define -Bstatic using DEFINE_bool_alias
4438 rather than DEFINE_special. Add --undefined as an alias for -z
4440 * options.cc (General_options::parse_Bstatic): Remove.
4442 * options.h (class General_options): Add --fatal-warnings.
4443 * main.cc (main): Implement --fatal-warnings.
4444 * errors.h (Errors::warning_count): New function.
4446 * options.h (class General_options): Add -Bsymbolic-functions.
4447 * symtab.h (Symbol::is_preemptible): Check for
4448 -Bsymbolic-functions.
4450 2008-05-05 Ian Lance Taylor <iant@google.com>
4452 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4453 as noVARNAME rather than no-VARNAME.
4454 (class General_options): Add option -z combreloc.
4455 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4457 (Output_reloc::sort_before) [SHT_REL]: New function.
4458 (Output_reloc::sort_before) [SHT_RELA]: New function.
4459 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4460 Sort_relocs_comparison.
4461 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4462 parameter. Change all callers.
4463 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4464 sort_relocs parameter. Change all callers.
4465 * output.cc (Output_reloc::get_address): New function, broken out
4467 (Output_reloc::write_rel): Call it.
4468 (Output_reloc::compare): New function.
4469 (Output_data_reloc_base::do_write): Optionally sort relocs.
4471 * configure.ac: If targ_extra_obj is set, link it in.
4472 * configure.tgt: Initialize all variables.
4473 (x86_64*): Set targ_extra_obj and targ_extra_size.
4474 * configure: Rebuild.
4476 * object.cc (Sized_relobj::include_section_group): Adjust section
4477 indexes read from group data. Build vector to pass to
4479 * layout.cc (Layout::layout_group): Add flags and shndxes
4480 parameters. Remove contents parameter. Change caller. Update
4481 explicit instantiations.
4482 * layout.h (class Layout): Update layout_group declaration.
4483 * output.cc (Output_data_group::Output_data_group): Add flags and
4484 input_shndxes parameters. Remove contents parameter. Change
4486 (Output_data_group::do_write): Change input_sections_ to
4488 * output.h (class Output_data_group): Update constructor
4489 declaration. Rename input_sections_ to input_shndxes_.
4490 * testsuite/many_sections_test.cc: Add template.
4492 2008-04-30 Cary Coutant <ccoutant@google.com>
4494 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4496 * layout.cc (Layout::include_section): Refactored check for debug
4498 (Layout::add_comdat): Add new parameters. Change type
4499 of signature parameter. Add object and shndx to signatures table.
4500 (Layout::find_kept_object): New function.
4501 * layout.h: Include <cstring>.
4502 (Layout::is_debug_info_section): New function.
4503 (Layout::add_comdat): Add new parameters.
4504 (Layout::find_kept_object): New function.
4505 (Layout::Kept_section): New struct.
4506 (Layout::Signatures): Change type of map range.
4507 * object.cc (Relobj::output_section_address): New function.
4508 (Sized_relobj::include_section_group): Add new parameters. Change
4509 calls to Layout::add_comdat. Change to build table of kept comdat
4510 groups and table mapping discarded sections to kept sections.
4511 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4512 (Sized_relobj::do_layout): Change calls to include_section_group and
4513 include_linkonce_section.
4514 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4515 value to zero when section is discarded.
4516 (Sized_relobj::map_to_kept_section): New function.
4517 * object.h (Relobj::output_section_address): New function.
4518 (Relobj::Comdat_group): New type.
4519 (Relobj::find_comdat_group): New function.
4520 (Relobj::Comdat_group_table): New type.
4521 (Relobj::Kept_comdat_section): New type.
4522 (Relobj::Kept_comdat_section_table): New type.
4523 (Relobj::add_comdat_group): New function.
4524 (Relobj::set_kept_comdat_section): New function.
4525 (Relobj::get_kept_comdat_section): New function.
4526 (Relobj::comdat_groups_): New field.
4527 (Relobj::kept_comdat_sections_): New field.
4528 (Symbol_value::input_value): Update comment.
4529 (Sized_relobj::map_to_kept_section) New function.
4530 (Sized_relobj::include_linkonce_section): Add new parameter.
4531 * target-reloc.h (Comdat_behavior): New type.
4532 (get_comdat_behavior): New function.
4533 (relocate_section): Add code to map a discarded section to the
4534 corresponding kept section when applying a relocation.
4536 2008-04-30 Craig Silverstein <csilvers@google.com>
4538 * dwarf_reader.cc (next_generation_count): New static var.
4539 (Addr2line_cache_entry): New struct.
4540 (addr2line_cache): New static var.
4541 (Dwarf_line_info::one_addr2line): Added caching.
4542 (Dwarf_line_info::clear_addr2line_cache): New function.
4543 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4544 cache-size parameter.
4545 (Dwarf_line_info::one_addr2line_cache): New function.
4546 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4547 new cache-size argument to one_addr2line(), and clear cache.
4549 2008-04-28 Cary Coutant <ccoutant@google.com>
4551 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4552 R_386_PC8 relocations.
4554 2008-04-23 Ian Lance Taylor <iant@google.com>
4556 * object.cc (Sized_relobj::include_section_group): Check for
4557 invalid section group.
4559 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4562 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4563 than read for file header.
4564 * archive.cc (Archive::include_member): Likewise.
4566 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4568 * aclocal.m4: Regenerate.
4569 * configure: Regenerate.
4571 2008-04-19 Ian Lance Taylor <iant@google.com>
4573 * version.cc (version_string): Bump to 1.6.
4575 * testsuite/Makefile.am (many_sections_r_test): New target.
4576 (many_sections_r_test_SOURCES): Remove.
4577 (many_sections_r_test_DEPENDENCIES): Remove.
4578 (many_sections_r_test_LDFLAGS): Remove.
4579 (many_sections_r_test_LDADD): Remove.
4581 * object.cc (Sized_relobj::do_add_symbols): Always pass
4582 local_symbol_count_ to add_from_relobj.
4584 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4585 every thousand variables.
4586 * testsuite/Makefile.in: Rebuild.
4588 * object.cc (Xindex::initialize_symtab_xindex): New function.
4589 (Xindex::read_symtab_xindex): New function.
4590 (Xindex::sym_xindex_to_shndx): New function.
4591 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4593 (Sized_relobj::do_initialize_xindex): New function.
4594 (Sized_relobj::do_read_symbols): Adjust section links.
4595 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4596 parameter. Change all callers.
4597 (Sized_relobj::include_section_group): Adjust section links and
4598 symbol section indexes.
4599 (Sized_relobj::do_layout): Adjust section links.
4600 (Sized_relobj::do_count_local_symbols): Adjust section links and
4601 symbol section indexes.
4602 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4603 ordinary and special symbols.
4604 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4605 dynsym_xindex parameters. Change all callers. Adjust section
4606 links. Use SHN_XINDEX when needed.
4607 (Sized_relobj::get_symbol_location_info): Adjust section links.
4608 Don't get fooled by special symbols.
4609 * object.h (class Xindex): Define.
4610 (class Object): Add xindex_ parameter. Declare virtual functoin
4611 do_initialize_xindex.
4612 (Object::adjust_sym_shndx): New function.
4613 (Object::set_xindex): New protected function.
4614 (class Symbol_value): Add is_ordinary_shndx_ field.
4615 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4616 (Symbol_value::value): Assert ordinary section.
4617 (Symbol_value::initialize_input_to_output_map): Likewise.
4618 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4620 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4622 (class Sized_relobj): Update declarations.
4623 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4624 parameter. Change all callers.
4625 (Sized_relobj::adjust_shndx): New function.
4626 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4628 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4629 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4630 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4631 (Sized_dynobj::read_dynsym_section): Adjust section links.
4632 (Sized_dynobj::read_dynamic): Likewise.
4633 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4635 (Sized_dynobj::do_initialize_xindex): New function.
4636 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4637 do_initialize_xindex.
4638 (Sized_dynobj::adjust_shndx): New function.
4639 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4640 dynsym_xindex_ fields.
4641 (Layout::finalize): Add a call to set_section_indexes before
4642 creating the symtab sections.
4643 (Layout::set_section_indexes): Don't do anything if the section
4644 already has a section index.
4645 (Layout::create_symtab_sections): Add shnum parameter. Change
4646 caller. Create .symtab_shndx section if needed.
4647 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4649 (Layout::allocated_output_section_count): New function.
4650 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4652 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4653 fields. Update declarations.
4654 (Layout::symtab_xindex): New function.
4655 (Layout::dynsym_xindex): New function.
4656 (class Write_symbols_task): Add layout_ field.
4657 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4659 * output.cc (Output_section_headers::Output_section_headers): Add
4660 shstrtab_section parameter. Change all callers.
4661 (Output_section_headers::do_sized_write): Store overflow values
4662 for section count and section string table section index in
4663 section header zero.
4664 (Output_file_header::do_sized_write): Check for overflow of
4665 section count and section string table section index.
4666 (Output_symtab_xindex::do_write): New function.
4667 (Output_symtab_xindex::endian_do_write): New function.
4668 * output.h (class Output_section_headers): Add shstrtab_section_.
4669 Update declarations.
4670 (class Output_symtab_xindex): Define.
4671 (Output_section::has_out_shndx): New function.
4672 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4674 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4676 (Sized_symbol::init): Likewise.
4677 (Symbol::output_section): Check for ordinary symbol.
4678 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4679 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4681 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4682 Change all callers. Simplify handling of symbols from sections
4683 not included in the link.
4684 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4686 (Weak_alias_sorter::operator()): Assert that symbols are
4688 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4690 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4691 parameters. Change all callers.
4692 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4693 symbol distinction. Use SHN_XINDEX when needed.
4694 (Symbol_table::write_section_symbol): Add symtab_xindex
4695 parameter. Change all callers.
4696 (Symbol_table::sized_write_section_symbol): Likewise. Use
4697 SHN_XINDEX when needed.
4698 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4700 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4701 (Symbol::is_defined): Check is_ordinary.
4702 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4703 (Symbol::is_absolute, Symbol::is_common): Likewise.
4704 (class Sized_symbol): Update declarations.
4705 (class Symbol_table): Update declarations.
4706 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4707 parameters. Change all callers.
4708 (Sized_symbol::override): Likewise.
4709 (Symbol_table::override): Likewise.
4710 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4711 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4712 is_ordinary, and orig_st_shndx parameters. Change all callers.
4713 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4714 to be in an ordinary section.
4715 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4716 object and is_ordinary parameters. Change all callers.
4717 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4718 Change all callers. Don't add undefined or non-ordinary symbols
4720 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4722 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4724 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4725 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4726 (Sized_relobj::relocate_sections): Likewise.
4727 * target-reloc.h (scan_relocs): Adjust section symbol index.
4728 (scan_relocatable_relocs): Likewise.
4729 * i386.cc (Scan::local): Check for ordinary symbols.
4730 * sparc.cc (Scan::local): Likewise.
4731 * x86_64.cc (Scan::local): Likewise.
4732 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4733 to symbol_section_and_value.
4734 * testsuite/many_sections_test.cc: New file.
4735 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4736 (check_PROGRAMS): Add many_sections_test.
4737 (many_sections_test_SOURCES): Define.
4738 (many_sections_test_DEPENDENCIES): Define.
4739 (many_sections_test_LDFLAGS): Define.
4740 (BUILT_SOURCES): Add many_sections_define.h.
4741 (many_sections_define.h): New target.
4742 (BUILT_SOURCES): Add many_sections_check.h.
4743 (many_sections_check.h): New target.
4744 (check_PROGRAMS): Add many_sections_r_test.
4745 (many_sections_r_test_SOURCES): Define.
4746 (many_sections_r_test_DEPENDENCIES): Define.
4747 (many_sections_r_test_LDFLAGS): Define.
4748 (many_sections_r_test_LDADD): Define.
4749 (many_sections_r_test.o): New target.
4750 * testsuite/Makefile.in: Rebuild.
4752 2008-04-17 Cary Coutant <ccoutant@google.com>
4754 * errors.cc (Errors::info): New function.
4755 (gold_info): New function.
4756 * errors.h (Errors::info): New function.
4757 * gold.h (gold_info): New function.
4758 * object.cc (Input_objects::add_object): Print trace output.
4759 * options.cc (options::parse_set): New function.
4760 (General_options::parse_wrap): Deleted.
4761 (General_options::General_options): Deleted initializer.
4762 * options.h (options::String_set): New typedef.
4763 (options::parse_set): New function.
4764 (DEFINE_set): New macro.
4765 (General_options::wrap): Changed to use DEFINE_set. Changed
4766 callers of any_wrap_symbols and is_wrap_symbol.
4767 (General_options::trace, General_options::trace_symbol):
4769 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4770 (General_options::wrap_symbols_): Deleted.
4771 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4773 2008-04-17 David S. Miller <davem@davemloft.net>
4775 * options.cc (General_options::parse_V): New function.
4776 * options.h: Add entries for -V and -Qy.
4778 2008-04-17 Ian Lance Taylor <iant@google.com>
4780 * common.cc (Symbol_table::allocate_commons): Remove options
4781 parameter. Change caller.
4782 (Symbol_table::do_allocate_commons): Remove options parameter.
4783 Change caller. Just call do_allocate_commons_list twice.
4784 (Symbol_table::do_allocate_commons_list): New function, broken out
4785 of do_allocate_commons.
4786 * common.h (class Allocate_commons_task): Remove options_ field.
4788 * symtab.cc (Symbol_table::Symbol_table): Initialize
4790 (Symbol_table::add_from_object): Put TLS common symbols on
4792 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4793 which are IN_OUTPUT_DATA.
4794 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4795 allocate_commons and do_allocate_commons declarations. Declare
4796 do_allocate_commons_list.
4797 * gold.cc (queue_middle_tasks): Update creation of
4798 Allocate_commons_task to not pass options.
4799 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4800 (TLS_TEST_C_FLAGS): New variable.
4801 (tls_test_c_pic.o): New target.
4802 (tls_test_shared.so): Link in tls_test_c_pic.o.
4803 (tls_test_c_pic_ie.o): New target.
4804 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4805 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4806 (tls_test_c.o): New target.
4807 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4808 (tls_pic_test_LDADD): Likewise.
4809 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4810 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4811 (tls_test_c_gnu2.o): New target.
4812 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4814 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4815 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4816 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4817 * testsuite/tls_test.cc: Include "config.h".
4818 (t_last): Call t11_last.
4819 * testsuite/tls_test.h (t11, t11_last): Declare.
4820 * testsuite/tls_test_c.c: New file.
4821 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4822 * configure.ac: Check for OpenMP support.
4823 * configure, config.in, Makefile.in: Rebuild.
4824 * testsuite/Makefile.in: Rebuild.
4826 2008-04-16 Cary Coutant <ccoutant@google.com>
4828 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4829 (Target_i386::tls_base_symbol_defined_): New field.
4830 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4831 (Target_i386::Scan::global): Likewise.
4832 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4833 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4834 (Target_x86_64::tls_base_symbol_defined_): New field.
4835 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4836 (Target_x86_64::Scan::global): Likewise.
4838 2008-04-16 Cary Coutant <ccoutant@google.com>
4840 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4841 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4842 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4843 building shared libraries.
4844 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4845 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4846 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4847 * testsuite/Makefile.in: Rebuild.
4848 * testsuite/weak_undef.h: New file.
4849 * testsuite/weak_undef_file1.cc: Add extra test cases.
4850 * testsuite/weak_undef_file2.cc: Likewise.
4851 * testsuite/weak_undef_test.cc: Likewise.
4853 2008-04-16 David S. Miller <davem@davemloft.net>
4855 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4856 Add issued_non_pic_error_ field. Declare check_non_pic.
4857 (Target_sparc::Scan::check_non_pic): New function.
4858 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4859 (Target_sparc::Scan::global): Likewise.
4861 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4862 * configure: Rebuild.
4864 * options.h (DEFINE_enable): New macro.
4865 (new_dtags): New enable option.
4866 (initfirst, interpose, loadfltr, nodefaultlib,
4867 nodelete, nodlopen, nodump): New -z options.
4868 * layout.cc (Layout:finish_dynamic_section): If new
4869 dtags enabled, emit DT_RUNPATH. Also, emit a
4870 DT_FLAGS_1 containing any specified -z flags.
4872 2008-04-16 Ian Lance Taylor <iant@google.com>
4874 * copy-relocs.cc: New file.
4875 * copy-relocs.h: New file.
4876 * reloc.cc: Remove Copy_relocs code.
4877 * reloc.h: Likewise.
4878 * reloc-types.h (struct Reloc_types) [both versions]: Add
4879 get_reloc_addend_noerror.
4880 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4881 variants of add_global which take an addend which must be zero.
4882 * i386.cc: Include "copy-relocs.h".
4883 (class Target_i386): Change type of copy_relocs_ to variable,
4885 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4887 (Target_i386::do_finalize_sections): Change handling of
4889 * sparc.cc: Include "copy-relocs.h".
4890 (class Target_sparc): Change type of copy_relocs_ to variable,
4892 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4894 (Target_sparc::do_finalize_sections): Change handling of
4896 * x86_64.cc: Include "copy-relocs.h".
4897 (class Target_x86_64): Change type of copy_relocs_ to variable,
4899 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4900 class. Change all callers.
4901 (Target_x86_64::do_finalize_sections): Change handling of
4903 * Makefile.am (CCFILES): Add copy-relocs.cc.
4904 (HFILES): Add copy-relocs.h.
4906 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4908 * testsuite/script_test_4.sh: Permit leading zeroes.
4910 2008-04-15 Ian Lance Taylor <iant@google.com>
4912 * script-sections.cc (Script_sections::create_segments): Use
4913 header_size_adjustment even when there is enough room for the
4915 * testsuite/script_test_4.sh: New file.
4916 * testsuite/script_test_4.t: New file.
4917 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4918 (check_DATA): Add script_test_4.stdout.
4919 (MOSTLYCLEANFILES): Likewise.
4920 (script_test_4): New target.
4921 (script_test_4.stdout): New target.
4922 * testsuite/Makefile.in: Rebuild.
4924 * sparc.cc: Add definitions for Output_data_plt_sparc class
4927 2008-04-14 David S. Miller <davem@davemloft.net>
4929 * sparc.cc: New file.
4930 * Makefile.am (TARGETSOURCES): Add sparc.cc
4931 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4932 * configure.tgt: Document targ_extra_size and
4933 targ_extra_big_endian. Add entries for sparc-* and
4935 * configure.ac: Handle targ_extra_size and
4936 targ_extra_big_endian.
4937 * Makefile.in: Rebuild.
4938 * configure: Likewise.
4939 * po/POTFILES.in: Likewise.
4940 * po/gold.pot: Likewise.
4942 2008-04-14 Ian Lance Taylor <iant@google.com>
4944 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4945 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4946 in the name/type/flags to section mapping. Don't call
4947 allocate_output_section.
4948 (Layout::choose_output_section): Change parameter from adjust_name
4949 to is_input_section. Don't permit input sections after sections
4950 are attached to segments. Don't call allocate_output_section.
4951 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4952 not write_enable_output_section.
4953 (Layout::make_output_section): Don't push to
4954 unattached_section_list_ nor call attach_to_segment. Call
4955 attach_section_to_segment if sections are attached.
4956 (Layout::attach_sections_to_segments): New function.
4957 (Layout::attach_section_to_segment): New function.
4958 (Layout::attach_allocated_section_to_segment): Rename from
4959 attach_to_segment. Remove flags parameter.
4960 (Layout::allocate_output_section): Remove function.
4961 (Layout::write_enable_output_section): Remove function.
4962 * layout.h (class Layout): Update for above changes. Add new
4963 field sections_are_attached_.
4964 * output.h (Output_section::update_flags_for_input_section): New
4966 * output.cc (Output_section::add_input_section): Call
4967 update_flags_for_input_section.
4968 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4970 2008-04-11 Cary Coutant <ccoutant@google.com>
4972 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4973 thought unnecessary.
4974 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4976 2008-04-11 Ian Lance Taylor <iant@google.com>
4978 * output.h (class Output_section_data): Remove inline definition
4980 * output.cc (Output_section_data::set_addralign): New function.
4982 2008-04-11 Cary Coutant <ccoutant@google.com>
4984 Add support for TLS descriptors for i386 and x86_64.
4985 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4986 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4987 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4989 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4990 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4991 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4993 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4994 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4995 Fix problem with initial-exec relocations.
4996 (Target_i386::Relocate::relocate_tls): Likewise.
4997 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4999 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
5000 support for section-plus-offset dynamic table entries.
5001 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
5002 (Output_data_dynamic::Dynamic_entry): Add support for
5003 section-plus-offset dynamic table entries.
5004 (Output_data_dynamic::Classification): Likewise.
5005 (Output_data_dynamic::classification_): Renamed offset_.
5006 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
5007 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
5008 (Target_x86_64::make_plt_section): New function.
5009 (Target_x86_64::reserve_tlsdesc_entries): New function.
5010 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
5011 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
5012 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
5013 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
5014 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
5015 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
5016 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
5017 add extra PLT entry for TLS descriptors.
5018 (Output_data_plt_x86_64::got_): New field.
5019 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
5020 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
5022 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
5024 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
5025 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
5026 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
5027 R_386_TLS_DESC_CALL relocations.
5028 (Target_x86_64::Scan::global): Likewise.
5029 (Target_x86_64::do_finalize_sections): Add dynamic table entries
5030 for TLS descriptors.
5031 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
5032 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
5033 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
5034 GD-to-IE relaxation.
5035 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
5036 and TLS_DESCRIPTORS.
5037 * Makefile.in: Rebuild.
5038 * configure: Rebuild.
5039 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
5040 (tls_test_shared2.so): New target.
5041 (tls_shared_gd_to_ie_test_SOURCES): New variable.
5042 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
5043 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
5044 (tls_shared_gd_to_ie_test_LDADD): New variable.
5045 (tls_shared_gnu2_gd_to_ie_test): New target.
5046 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5048 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5049 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5050 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5051 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5052 (tls_shared_gnu2_test): New target.
5053 (tls_test_gnu2_shared.so): New target.
5054 (tls_shared_gnu2_test_SOURCES): New variable.
5055 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5056 (tls_shared_gnu2_test_LDFLAGS): New variable.
5057 (tls_shared_gnu2_test_LDADD): New variable.
5058 * testsuite/Makefile.in: Rebuild.
5059 * testsuite/Makefile.
5061 2008-04-11 Ian Lance Taylor <iant@google.com>
5063 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5065 * testsuite/Makefile.in: Rebuild.
5067 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5069 * testsuite/script_test_2.cc (main): Adjust test.
5071 2008-04-11 David S. Miller <davem@davemloft.net>
5072 Ian Lance Taylor <iant@google.com>
5074 * options.h (General_options): Add entries for '-Y' and
5076 * options.cc (General_options:finalize): If -Y was used, add those
5077 entries to the library path instead of the default "/lib" and
5080 2008-04-11 David S. Miller <davem@davemloft.net>
5082 * testsuite/justsyms.t: Start at 0x100.
5083 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5084 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5086 * testsuite/script_test_2.cc: Adjust string and section length
5089 2008-04-09 Ian Lance Taylor <iant@google.com>
5092 * script-sections.cc (Sections_element::allocate_to_segment): Add
5094 (Output_section_definition::allocate_to_segment): Likewise.
5095 (Orphan_output_section::allocate_to_segment): Likewise.
5096 (Script_sections::attach_sections_using_phdrs_clause): Don't
5097 propagate non-PT_LOAD segments to orphan sections.
5098 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5099 readelf rather than objdump.
5100 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5101 .interp section and PT_INTERP segment are the same size.
5102 * testsuite/Makefile.in: Rebuild.
5104 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5105 aliases for symbols defined in the same object.
5106 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5107 (weak_alias_test_SOURCES): New variable.
5108 (weak_alias_test_DEPENDENCIES): New variable.
5109 (weak_alias_test_LDFLAGS): New variable.
5110 (weak_alias_test_LDADD): New variable.
5111 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5112 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5113 (weak_alias_test_3.o): New target.
5114 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5115 * testsuite/weak_alias_test_main.cc: New file.
5116 * testsuite/weak_alias_test_1.cc: New file.
5117 * testsuite/weak_alias_test_2.cc: New file.
5118 * testsuite/weak_alias_test_3.cc: New file.
5120 2008-04-08 Ian Lance Taylor <iant@google.com>
5122 * options.h (class General_options): Add --noinhibit-exec option.
5123 * main.cc (main): Check --noinhibit-exec.
5125 * options.h (class General_options): Define --wrap as a special
5126 option. Add wrap_symbols_ field.
5127 (General_options::any_wrap_symbols): New function.
5128 (General_options::is_wrap_symbol): New function.
5129 * options.cc (General_options::parse_wrap): New function.
5130 (General_options::General_options): Initialize wrap_symbols_.
5131 * symtab.cc (Symbol_table::wrap_symbol): New function.
5132 (Symbol_table::add_from_object): Handle --wrap.
5133 * symtab.h (class Symbol_table): Declare wrap_symbol.
5134 * target.h (Target::wrap_char): New function.
5135 (Target::Target_info): Add wrap_char field.
5136 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5137 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5138 * testsuite/testfile.cc (Target_test::test_target_info):
5141 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5144 * layout.h (class Layout): Add added_eh_frame_data_ field.
5145 * layout.cc (Layout::Layout): Initialize new field.
5146 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5147 output section until we find a section we merged successfully.
5148 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5149 that the size be non-zero.
5151 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5154 2008-04-08 Craig Silverstein <csilvers@google.com>
5156 * configure.ac: Export new conditional variable HAVE_ZLIB.
5157 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5159 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5160 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5162 2008-04-07 Ian Lance Taylor <iant@google.com>
5164 * version.cc (version_string): Set to "1.5".
5166 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5167 Add issued_non_pic_error_ field. Declare check_non_pic.
5168 (Target_x86_64::Scan::check_non_pic): New function.
5169 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5170 (Target_x86_64::Scan::global): Likewise.
5172 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5173 addend parameter. Change caller. Handle merge sections.
5174 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5175 Address to Addend. Don't add in the result of
5176 local_section_offset, pass down the addend and use the returned
5178 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5179 Update declarations of local_section_offset and symbol_value.
5180 * testsuite/two_file_test_1.cc (t18): New function.
5181 * testsuite/two_file_test_2.cc (f18): New function.
5182 * testsuite/two_file_test_main.cc (main): Call t18.
5183 * testsuite/two_file_test.h (t18, f18): Declare.
5185 * configure.ac: Don't test for objdump, c++filt, or readelf.
5186 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5188 (TEST_READELF): New variable.
5189 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5190 (check_PROGRAMS): Add two_file_strip_test.
5191 (two_file_strip_test): New target.
5192 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5193 (two_file_same_shared_strip_test_SOURCES): New variable.
5194 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5195 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5196 (two_file_same_shared_strip_test_LDADD): New variable.
5197 (two_file_shared_strip.so): New target.
5198 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5199 (ver_test_5.syms, ver_test_7.syms): Likewise.
5200 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5201 (strip_test_3.stdout): Use TEST_OBJDUMP.
5202 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5204 2008-04-04 Cary Coutant <ccoutant@google.com>
5206 * symtab.h (Symbol::is_weak_undefined): New function.
5207 (Symbol::is_strong_undefined): New function.
5208 (Symbol::is_absolute): New function.
5209 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5210 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5212 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5213 (weak_undef_test): New target.
5214 * testsuite/Makefile.in: Rebuild.
5215 * testsuite/weak_undef_file1.cc: New file.
5216 * testsuite/weak_undef_file2.cc: New file.
5217 * testsuite/weak_undef_test.cc: New file.
5219 2008-04-03 Craig Silverstein <csilvers@google.com>
5221 * compressed_output.h (class Output_compressed_section): Use
5223 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5225 (zlib_compressed_suffix): Removed.
5226 (Output_compressed_section::set_final_data_size): Use unsigned
5228 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5229 Fix linker invocation.
5230 (flagstest_o_specialfile_and_compress_debug_sections):
5232 * testsuite/Makefile.in: Regenerated.
5234 2008-04-02 David S. Miller <davem@davemloft.net>
5236 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5237 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5239 2008-04-02 Craig Silverstein <csilvers@google.com>
5243 2008-04-02 Ian Lance Taylor <iant@google.com>
5245 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5246 parameters. Update for new key type to views_. Change all
5248 (File_read::read): Adjust for byteshift in returned view.
5249 (File_read::add_view): New function, broken out of
5251 (File_read::make_view): New function, broken out of
5253 (File_read::find_or_make_view): Add offset and aligned
5254 parameters. Rewrite accordingly. Change all callers.
5255 (File_read::get_view): Add offset and aligned parameters. Adjust
5256 for byteshift in return value.
5257 (File_read::get_lasting_view): Likewise.
5258 * fileread.h (class File_read): Update declarations.
5259 (class File_read::View): Add byteshift_ field. Add byteshift to
5260 constructor. Add byteshift method.
5261 * archive.h (Archive::clear_uncached_views): New function.
5262 (Archive::get_view): Add aligned parameter. Change all callers.
5263 * object.h (Object::get_view): Add aligned parameter. Change all
5265 (Object::get_lasting_view): Likewise.
5267 * fileread.cc (File_read::release): Don't call clear_views if
5268 there are multiple objects.
5269 * fileread.h (File_read::clear_uncached_views): New function.
5270 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5273 2008-03-31 Cary Coutant <ccoutant@google.com>
5275 Add thin archive support.
5276 * archive.cc (Archive::armagt): New const.
5277 (Archive::setup): Remove task parameter and calls to unlock.
5278 (Archive::unlock_nested_archives): New function.
5279 (Archive::read_header): Add nested_off parameter. Change
5281 (Archive::interpret_header): Likewise.
5282 (Archive::include_all_members): Change to handle thin
5284 (Archive::include_member): Likewise.
5285 * archive.h (Archive::Archive): Add new parameters and
5287 (Archive::armagt): New const.
5288 (Archive::setup): Remove task parameter.
5289 (Archive::unlock_nested_archives): New function.
5290 (Archive::read_header): Add nested_off parameter.
5291 (Archive::interpret_header): Likewise.
5292 (Archive::Nested_archive_table): New typedef.
5293 (Archive::is_thin_archive_): New field.
5294 (Archive::nested_archives_): New field.
5295 (Archive::options_): New field.
5296 (Archive::dirpath_): New field.
5297 (Archive::task_): New field.
5298 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5299 for thin archives. Pass additional parameters to
5300 Archive::Archive. Unlock the archive file after calling
5303 2008-03-29 Ian Lance Taylor <iant@google.com>
5305 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5306 version symbol to be local.
5307 * testsuite/ver_test_4.sh: New file.
5308 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5309 (check_DATA): Add ver_test_4.syms.
5310 (ver_test_4.syms): New target.
5311 * testsuite/Makefile.in: Rebuild.
5314 (Output_section::Input_section_sort_entry::has_priority): New
5316 (Output_section::Input_section_sort_entry::match_file_name): New
5318 (Output_section::Input_section_sort_entry::match_section_name):
5320 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5322 (Output_section::Input_section_sort_entry::match_section_file):
5324 (Output_section::Input_section_sort_compare::operator()): Rewrite
5325 using new Input_section_sort_entry functions. Sort crtbegin and
5326 crtend first. Sort sections with no priority before sections with
5328 * testsuite/initpri1.c (d3): Check j != 4.
5329 (cd5): New constructor/destructor function.
5330 (main): Check j != 2.
5332 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5333 new symbol when resolving, don't call set_is_default.
5334 * testsuite/ver_test_7.cc: New file.
5335 * testsuite/ver_test_7.sh: New file.
5336 * testsuite/Makefile.am (ver_test_7.so): New target.
5337 (ver_test_7.o): New target.
5338 (check_SCRIPTS): Add ver_test_7.sh.
5339 (check_DATA): Add ver_test_7.syms.
5340 (ver_test_7.syms): New target.
5342 2008-03-28 Ian Lance Taylor <iant@google.com>
5344 * layout.cc (Layout::layout): If we see an input section with a
5345 name that needs sorting, set the must_sort flag for the output
5347 (Layout::make_output_section): If the name of the output section
5348 indicates that it might require sorting, set the may_sort flag.
5349 * output.h (Output_section::may_sort_attached_input_sections): New
5351 (Output_section::set_may_sort_attached_input_sections): New
5353 (Output_section::must_sort_attached_input_sections): New
5355 (Output_section::set_must_sort_attached_input_sections): New
5357 (class Output_section): Declare Input_section_sort_entry. Define
5358 Input_section_sort_compare. Declare
5359 sort_attached_input_sections. Add new fields:
5360 may_sort_attached_input_sections_,
5361 must_sort_attached_input_sections_,
5362 attached_input_sections_are_sorted_.
5363 * output.cc (Output_section::Output_section): Initialize new
5365 (Output_section::add_input_section): Add an entry to
5366 input_sections_ if may_sort or must_sort are true.
5367 (Output_section::set_final_data_size): Call
5368 sort_attached_input_sections if necessary.
5369 (Output_section::Input_section_sort_entry): Define new class.
5370 (Output_section::Input_section_sort_compare::operator()): New
5372 (Output_section::sort_attached_input_sections): New function.
5373 * configure.ac: Check whether the compiler supports constructor
5374 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5375 * testsuite/initpri1.c: New file.
5376 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5377 CONSTRUCTOR_PRIORITY.
5378 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5379 (initpri1_LDFLAGS): New variable.
5380 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5382 2008-03-27 Ian Lance Taylor <iant@google.com>
5384 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5385 * testsuite/common_test_1.c: New file.
5386 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5387 (common_test_1_SOURCES): New variable.
5388 (common_test_1_DEPENDENCIES): New variable.
5389 (common_test_1_LDFLAGS): New variable.
5391 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5392 and commons_ correctly when NAME/VERSION does not override
5394 * testsuite/ver_test_6.c: New file.
5395 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5396 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5397 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5399 2008-03-26 Ian Lance Taylor <iant@google.com>
5401 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5402 of an undefined symbol from a version script.
5403 * testsuite/Makefile.am (ver_test_5.so): New target.
5404 (ver_test_5.o): New target.
5405 (check_SCRIPTS): Add ver_test_5.sh.
5406 (check_DATA): Add ver_test_5.syms.
5407 (ver_test_5.syms): New target.
5408 * testsuite/ver_test_5.cc: New file.
5409 * testsuite/ver_test_5.script: New file.
5410 * testsuite/ver_test_5.sh: New file.
5411 * Makefile.in, testsuite/Makefile.in: Rebuild.
5414 Fix problems building gold with gcc 4.3.0.
5415 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5416 (gold_error_at_location, gold_warning_at_location): Use it.
5417 * configure.ac: Check whether we can compile and use a template
5418 function with a printf attribute.
5419 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5420 when jumping over bytes.
5421 * object.cc: Instantiate Object::read_section_data.
5422 * debug.h: Include <cstring>
5423 * dwarf_reader.cc: Include <algorithm>
5424 * main.cc: Include <cstring>.
5425 * options.cc: Include <cstring>.
5426 * output.cc: Include <cstring>.
5427 * script.cc: Include <cstring>.
5428 * script.h: Include <string>.
5429 * symtab.cc: Include <cstring> and <algorithm>.
5430 * target-select.cc: Include <cstring>.
5431 * version.cc: Include <string>.
5432 * testsuite/testmain.cc: Include <cstdlib>.
5433 * configure, config.in: Rebuild.
5435 2008-03-25 Ian Lance Taylor <iant@google.com>
5437 * options.cc: Include "../bfd/bfdver.h".
5438 (options::help): Print bug reporting address.
5440 * version.cc (print_version): Adjust output for current value of
5445 * options.cc (options::help): Print list of supported targets.
5446 * target-select.h: Include <vector>.
5447 (class Target_selector): Make machine_, size_, and is_big_endian_
5448 fields const. Add bfd_name_ and instantiated_target_ fields.
5449 (Target_selector::Target_selector): Add bfd_name parameter.
5450 (Target_selector::recognize): Make non-virtual, call
5452 (Target_selector::recognize_by_name): Make non-virtual, call
5453 do_recognize_by_name.
5454 (Target_selector::supported_names): New function.
5455 (Target_selector::bfd_name): New function.
5456 (Target_selector::do_instantiate_target): New pure virtual
5458 (Target_selector::do_recognize): New virtual function.
5459 (Target_selector::do_recognize_by_name): New virtual function.
5460 (Target_selector::instantiate_target): New private function.
5461 (supported_target_names): Declare.
5462 * target-select.cc (Target_selector::Target_selector): Update for
5463 new parameter and fields.
5464 (select_target_by_name): Check that the name matches before
5465 calling recognize_by_name.
5466 (supported_target_names): New function.
5467 * i386.cc (class Target_selector_i386): Update Target_selector
5468 constructor call. Remove recognize and recognize_by_name. Add
5469 do_instantiate_target.
5470 * x86_64.cc (class Target_selector_x86_64): Likewise.
5471 * testsuite/testfile.cc (class Target_selector_test): Update for
5472 changes to Target_selector.
5474 * README: Rewrite, with some notes on unsupported features.
5476 2008-03-24 Cary Coutant <ccoutant@google.com>
5478 * i386.cc (Target_i386::Got_type): New enum declaration.
5479 (Target_i386::Scan::local): Updated callers of Output_data_got
5481 (Target_i386::Scan::global): Likewise.
5482 (Target_i386::Relocate::relocate): Likewise.
5483 (Target_i386::Relocate::relocate_tls): Likewise.
5484 * object.h (Got_offset_list): New class.
5485 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5486 (Sized_relobj::local_got_offset): Likewise.
5487 (Sized_relobj::set_local_got_offset): Likewise.
5488 (Sized_relobj::local_has_tls_got_offset): Removed.
5489 (Sized_relobj::local_tls_got_offset): Removed.
5490 (Sized_relobj::set_local_tls_got_offset): Removed.
5491 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5492 * output.cc (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 * output.h (Output_data_got::add_global): Added got_type parameter.
5509 (Output_data_got::add_global_with_rel): Likewise.
5510 (Output_data_got::add_global_with_rela): Likewise.
5511 (Output_data_got::add_global_pair_with_rel): New function.
5512 (Output_data_got::add_global_pair_with_rela): New function.
5513 (Output_data_got::add_local): Added got_type parameter.
5514 (Output_data_got::add_local_with_rel): Likewise.
5515 (Output_data_got::add_local_with_rela): Likewise.
5516 (Output_data_got::add_local_pair_with_rel): New function.
5517 (Output_data_got::add_local_pair_with_rela): New function.
5518 (Output_data_got::add_global_tls): Removed.
5519 (Output_data_got::add_global_tls_with_rel): Removed.
5520 (Output_data_got::add_global_tls_with_rela): Removed.
5521 (Output_data_got::add_local_tls): Removed.
5522 (Output_data_got::add_local_tls_with_rel): Removed.
5523 (Output_data_got::add_local_tls_with_rela): Removed.
5524 * resolve.cc (Symbol::override_base_with_special): Removed
5525 reference to has_got_offset_ field.
5526 * symtab.cc (Symbol::init_fields): Replaced initialization
5527 of got_offset_ with got_offsets_. Removed initialization
5529 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5530 (Symbol::got_offset): Likewise.
5531 (Symbol::set_got_offset): Likewise.
5532 (Symbol::has_tls_got_offset): Removed.
5533 (Symbol::tls_got_offset): Removed.
5534 (Symbol::set_tls_got_offset): Removed.
5535 (Symbol::got_offset_): Removed.
5536 (Symbol::tls_mod_got_offset_): Removed.
5537 (Symbol::tls_pair_got_offset_): Removed.
5538 (Symbol::got_offsets_): New field.
5539 (Symbol::has_got_offset): Removed.
5540 (Symbol::has_tls_mod_got_offset): Removed.
5541 (Symbol::has_tls_pair_got_offset): Removed.
5542 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5543 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5545 (Target_x86_64::Scan::global): Likewise.
5546 (Target_x86_64::Relocate::relocate): Likewise.
5547 (Target_x86_64::Relocate::relocate_tls): Likewise.
5549 2008-03-25 Ben Elliston <bje@au.ibm.com>
5551 * yyscript.y: Fix spelling error in comment.
5553 2008-03-24 Ian Lance Taylor <iant@google.com>
5555 * options.h (class General_options): Define build_id option.
5556 * layout.h (class Layout): Declare write_build_id, create_note,
5557 create_build_id. Add build_id_note_ member.
5558 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5559 "libiberty.h", "md5.h", "sha1.h".
5560 (Layout::Layout): Initialize eh_frame_data_,
5561 eh_frame_hdr_section_, and build_id_note_.
5562 (Layout::finalize): Call create_build_id.
5563 (Layout::create_note): New function, broken out of
5564 Layout::create_gold_note.
5565 (Layout::create_gold_note): Call create_note.
5566 (Layout::create_build_id): New function.
5567 (Layout::write_build_id): New function.
5568 (Close_task_runner::run): Call write_build_id.
5570 * x86_64.cc: Correct license to GPLv3.
5572 2008-03-23 Ian Lance Taylor <iant@google.com>
5574 * options.cc: Include "demangle.h".
5575 (parse_optional_string): New function.
5576 (parse_long_option): Handle takes_optional_argument.
5577 (parse_short_option): Update dash_z initializer. Handle
5578 takes_optional_argument.
5579 (General_options::General_options): Initialize do_demangle_.
5580 (General_options::finalize): Set do_demangle_. Handle demangling
5582 * options.h (parse_optional_string): Declare.
5583 (struct One_option): Add optional_arg field. Update constructor.
5584 Update call constructor calls. Add takes_optional_argument
5586 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5587 (DEFINE_optional_string): Define.
5588 (General_options::demangle): Change from DEFINE_bool to
5589 DEFINE_optional_string.
5590 (General_options::no_demangle): New function.
5591 (General_options::do_demangle): New function.
5592 (General_options::set_do_demangle): New function.
5593 (General_options::execstack_status_): Move definition to end of
5595 (General_options::static_): Likewise.
5596 (General_options::do_demangle_): New field.
5597 * object.cc (big_endian>::get_symbol_location_info): Call
5598 Options::do_demangle, not Options::demangle.
5599 * symtab.cc (demangle): Likewise.
5601 2008-03-22 Ian Lance Taylor <iant@google.com>
5603 * gold.h: Include <cstddef> and <sys/types.h>
5604 * options.h: Include <cstring>.
5606 2008-03-21 Ian Lance Taylor <iant@google.com>
5608 * Added source code to GNU binutils.