1 2009-12-28 Ian Lance Taylor <iant@google.com>
3 * gold.cc (queue_middle_tasks): Fix formatting.
5 2009-12-23 Ian Lance Taylor <iant@google.com>
7 * i386.cc (Target_i386::do_calls_non_split): Recognize
8 -fsplit-stack prologue for a function with a static chain.
9 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
10 -fsplit-stack prologue when using %r11.
12 2009-12-21 Sriraman Tallam <tmsriram@google.com>
14 * options.cc (General_options::parse_version): Make -v continue and do
15 the link like GNU ld does.
17 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
19 * Makefile.am (CCFILES): Add timer.cc.
20 (HFILES): Add timer.h.
21 * configure.ac: Check for sysconf and times.
22 * main.cc: include timer.h.
23 (main): Use Timer instead of get_run_time.
26 * workqueue.cc: include timer.h.
27 (Workqueue::find_and_run_task):
28 Report user, sys and wall time.
29 * Makefile.in: Regenerate.
30 * config.in: Regenerate.
31 * configure: Regenerate.
33 2009-12-16 Doug Kwan <dougkwan@google.com>
35 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
37 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
38 relaxed input sections.
39 * output.cc (Output_section::find_relaxed_input_section): Change
40 return type to Output_relaxed_input_section pointer. Adjust code
41 for new type of relaxed_input_section_map_.
42 * output.h (Output_section::find_relaxed_input_section): Change
43 return type to Output_relaxed_input_section pointer.
44 (Output_section::Output_relaxed_input_section_by_input_section_map):
46 (Output_section::relaxed_input_section_map_): Change type to
47 Output_section::Output_relaxed_input_section_by_input_section_map.
48 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
51 2009-12-15 Ian Lance Taylor <iant@google.com>
53 * layout.cc (Layout::create_shstrtab): Only write out after input
54 sections if we are compressing debug sections.
56 2009-12-15 Ian Lance Taylor <iant@google.com>
58 * archive.cc (Archive::add_symbols): Only look up a symbol without
59 a version if there is, in fact, a version.
61 2009-12-14 Ian Lance Taylor <iant@google.com>
63 Revert -Wshadow changes, all changes from:
64 2009-12-11 Doug Kwan <dougkwan@google.com>
65 2009-12-11 Nick Clifton <nickc@redhat.com>
66 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
68 2009-12-11 Doug Kwan <dougkwan@google.com>
70 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
72 * attributes.cc (Object_attribute::size): Ditto.
73 (Attributes_section_data::size): Ditto.
74 (Attributes_section_data::Attributes_section_data): Ditto.
75 (Output_attributes_section_data::do_write): Ditto.
76 * attributes.h (Object_attribute::set_type): Ditto.
77 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
79 2009-12-11 Nick Clifton <nickc@redhat.com>
81 * archive.cc: Fix shadowed variable warnings.
83 * compressed_output.cc: Likewise.
84 * compressed_output.h: Likewise.
85 * configure: Likewise.
86 * dwarf_reader.cc: Likewise.
87 * dynobj.cc: Likewise.
89 * ehframe.cc: Likewise.
90 * ehframe.h: Likewise.
91 * errors.cc: Likewise.
92 * expression.cc: Likewise.
93 * fileread.cc: Likewise.
94 * fileread.h: Likewise.
95 * freebsd.h: Likewise.
98 * incremental.h: Likewise.
99 * layout.cc: Likewise.
100 * layout.h: Likewise.
101 * mapfile.cc: Likewise.
102 * merge.cc: Likewise.
104 * object.cc: Likewise.
105 * object.h: Likewise.
106 * options.h: Likewise.
107 * output.cc: Likewise.
108 * output.h: Likewise.
109 * parameters.cc: Likewise.
110 * plugin.cc: Likewise.
111 * powerpc.cc: Likewise.
112 * reduced_debug_output.cc: Likewise.
113 * reduced_debug_output.h: Likewise.
114 * reloc.cc: Likewise.
116 * resolve.cc: Likewise.
117 * script-sections.cc: Likewise.
118 * script.cc: Likewise.
119 * script.h: Likewise.
120 * sparc.cc: Likewise.
121 * symtab.cc: Likewise.
122 * symtab.h: Likewise.
123 * target-select.cc: Likewise.
124 * target-select.h: Likewise.
126 * workqueue.cc: Likewise.
127 * workqueue.h: Likewise.
128 * x86_64.cc: Likewise.
130 2009-12-10 Doug Kwan <dougkwan@google.com>
132 * arm.cc (attributes.h): New include.
133 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
134 (Arm_relobj::~Arm_relobj): Delete object pointed by
135 attributes_section_data_.
136 (Arm_relobj::attributes_section_data): New method definition.
137 (Arm_relobj::attributes_section_data_): New data member declaration.
138 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
139 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
140 attributes_section_data_.
141 (Arm_dynobj::attributes_section_data): New method definition.
142 (Arm_dynobj::attributes_section_data_): New data member declaration.
143 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
144 initialization value of may_use_blx_ to false.
145 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
146 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
147 object attributes to compute results instead of hard-coding.
148 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
149 Target_arm::get_secondary_compatible_arch,
150 Target_arm::set_secondary_compatible_arch
151 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
152 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
153 New method declarations.
154 (Target_arm::get_aeabi_object_attribute): New method definition.
155 (Target_arm::attributes_section_data_): New data member declaration.
156 (read_arm_attributes_section): New template definition.
157 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
158 (Arm_dynobj::do_read_symbols): Ditto.
159 (Target_arm::do_finalize_sections): Merge attributes sections from
160 input. Check for BLX use after attributes section merging.
161 Fix __exidx_start and __exidx_end visibility. Create an
162 .ARM.attributes section if necessary.
163 (Target_arm::get_secondary_compatible_arch,
164 Target_arm::set_secondary_compatible_arch,
165 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
166 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
167 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
168 New method definitions.
170 2009-12-09 Ian Lance Taylor <iant@google.com>
172 * plugin.cc (Plugin::load): Don't cast from void* to a function
175 2009-12-09 Ian Lance Taylor <iant@google.com>
177 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
180 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
182 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
183 Replace two_file_shared_1.so with two_file_shared_2.so.
184 * testsuite/Makefile.in: Regenerated.
186 2009-12-08 Doug Kwan <dougkwan@google.com>
188 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
189 (HFILES): Add attributes.h and int_encoding.h.
190 * Makefile.in: Regenerate.
191 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
192 function definitions to int_encoding.cc
193 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
194 prototypes to int_encoding.h
195 * reduced_debug_output.cc (int_encoding.h): New include.
196 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
197 function definitions to int_encoding.cc
198 (insert_into_vector, read_from_pointer): Move template definitions to
200 * attributes.cc: New file.
201 * attributes.h: New file.
202 * int_encoding.cc: New file.
203 * int_encoding.h: New file.
205 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
208 * incremental-dump.cc (dump_incremental_inputs): New.
209 (main): Use dump_incremental_inputs.
211 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
214 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
215 checking elfcpp::STT_FUNC.
216 (Target_i386::Relocate::relocate): Likewise.
217 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
219 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
220 symbols from shared libraries into normal FUNC symbols.
222 * symtab.h (Symbol): Add is_func and use it.
224 2009-12-05 Doug Kwan <dougkwan@google.com>
226 * arm.cc (Target_arm::arm_info): Initialize new fields
227 attributes_section and attributes_vendor.
228 * i386.cc (Target_i386::i386_info): Same.
229 * object.cc (Sized_relobj::do_layout): Skip attribute section.
230 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
231 fields attributes_section and attributes_vendor.
232 * sparc.cc (Target_sparc::sparc_info): Same.
233 * target.h (Target::attributes_section, Target::attributes_vendor,
234 Target::is_attributes_section, Target::attribute_arg_type,
235 Target::attributes_order): New method definitions.
236 (Target::Target_info::attributes_section,
237 Target::Target_info::attributes_vendor): New fields.
238 (Target::do_attribute_arg_type, Target::do_attributes_order): New
239 virtual method definitions.
240 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
241 attributes_section and attributes_vendor.
242 * testsuite/testfile.cc (Target_test::test_target_info): Same.
244 2009-12-05 Doug Kwan <dougkwan@google.com>
246 * arm.cc: Update comments about interworking and stub generation.
247 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
248 considered as non-PIC.
249 (Arm_relocate_functions::base_abs): Fix formatting.
250 (Arm_relocate_functions::got_prel): Fix comment. Change interface
251 of function to use GOT entry address instead of offset.
252 (Target_arm::Scan::global): Issue an error if a symbol would need a
253 PLT does not get one because it is untyped. Remove code to create
254 dynamic symbols for relative branches.
255 (Target_arm::Relocate::relocate: Use 0 instead of false since function
256 takes unsigned integer instead of boolean.
258 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
260 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
261 (two_file_test_LDADD): Likewise.
262 (common_test_1_LDADD): Likewise.
263 (exception_test_LDADD) Likewise.
264 (weak_test_LDADD): Likewise.
265 (many_sections_test_LDADD): Likewise.
266 (initpri1_LDADD): Likewise.
267 (script_test_1_LDADD): Likewise.
268 (script_test_2_LDADD): Likewise.
269 (justsyms_LDADD): Likewise.
270 (binary_test_LDADD): Likewise.
271 (large_LDADD): Likewise.
272 * testsuite/Makefile.in: Regenerated.
274 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
276 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
277 (Symbol_table::override_with_special): Likewise.
278 (Symbol_table::add_from_object): Likewise.
280 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
282 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
283 Don't set the data_offset twice.
285 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
287 * testsuite/Makefile.in: Regenerate.
289 2009-12-03 Doug Kwan <dougkwan@google.com>
291 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
292 (Target_arm::do_finalize_sections): Add parameter for symbol table
293 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
294 * i386.cc (Target_i386::do_finalize_sections): Add an additional
295 parameter for symbol table pointer.
296 * layout.cc (Layout::finalize): Call Target::finalize_sections with
297 an additional parameter for a pointer to symbol table.
298 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
299 parameter for a symbol table pointer.
300 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
301 * target.h (Target::finalize_sections, Target::do_finalize_sections):
303 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
304 parameter for a symbol table pointer.
306 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
308 * incremental.cc (Incremental_inputs_header)
309 (Incremental_inputs_header_write, Incremental_inputs_entry)
310 (Incremental_inputs_entry_write): Move ...
311 * incremental.h (Incremental_inputs_header)
312 (Incremental_inputs_header_write, Incremental_inputs_entry)
313 (Incremental_inputs_entry_write): here.
315 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
317 * incremental.cc (make_sized_incremental_binary): Set the target.
318 Error if it is incompatible.
319 * output.h (Output_file): Add filename method.
321 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
323 * incremental.cc (Incremental_inputs_entry): Remove unused argument
324 from the get_* methods.
326 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
328 * incremental-dump.cc (main): Check that the offeset of a script is 0.
329 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
330 Write 0 for the data_offset of scripts.
332 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
334 * testsuite/Makefile.am: Add the incremental_test.sh test.
335 * testsuite/incremental_test.sh: New.
336 * testsuite/incremental_test_1.c: New.
337 * testsuite/incremental_test_2.c: New.
339 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
341 * incremental-dump.cc (main): Fix typos.
343 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
346 * incremental-dump.cc (main): Use llu to print 64 bit values.
348 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
349 H.J. Lu <hongjiu.lu@intel.com>
351 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
353 (incremental_dump_LDADD): Likewise.
354 * Makefile.in: Regenerated.
356 2009-11-25 Doug Kwan <dougkwan@google.com>
360 2009-11-25 Doug Kwan <dougkwan@google.com>
362 * arm.cc (Target_arm::Target_arm): Move method definition
363 outside of class definition. Add code to handle
364 --target1-rel, --target1-abs and --target2= options.
365 (Target_arm::get_reloc_reloc_type): Change method to be
366 non-static and const.
367 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
368 New data member declaration.
369 (Target_arm::Scan::local, Target_arm::Scan::global,
370 Target_arm::Relocate::relocate,
371 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
372 Adjust call to Target_arm::get_real_reloc_type.
373 (Target_arm::get_real_reloc_type): Use command line options
374 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
375 * options.h (--target1-rel, --target1-abs, --target2): New
378 2009-11-25 Doug Kwan <dougkwan@google.com>
380 * arm.cc (Target_arm::Target_arm): Move method definition outside of
381 class definition. Add code to handle --target1-rel, --target1-abs
382 and --target2= options.
383 (Target_arm::get_reloc_reloc_type): Change method to be non-static
385 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
387 (Target_arm::Scan::local, Target_arm::Scan::global,
388 Target_arm::Relocate::relocate,
389 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
390 call to Target_arm::get_real_reloc_type.
391 (Target_arm::get_real_reloc_type): Use command line options to
392 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
393 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
396 2009-11-25 Doug Kwan <dougkwan@google.com>
398 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
399 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
400 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
402 (Arm_relocate_functions::thm_call): Replace body with a call to
403 Arm_relocate_functions::thumb_branch_common.
404 (Arm_relocate_functions::thm_jump24,
405 Arm_relocate_functions::thm_xpc22): New method definitions.
406 (Arm_relocate_functions::thumb_branch_common): New method definition.
407 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
409 (Target_arm::Relocate::relocate): Adjust call to thm_call.
410 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
412 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
414 * Makefile.am: Build incremental-dump
415 * Makefile.in: Regenerate.
416 * incremental-dump.cc: New.
417 * incremental.cc (Incremental_inputs_header_data,
418 Incremental_inputs_entry_data): Move to incremental.h
419 * incremental.h: (Incremental_inputs_header_data,
420 Incremental_inputs_entry_data): Move from incremental.cc
422 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
424 * incremental.cc (Incremental_inputs_header,
425 Incremental_inputs_header_write, Incremental_inputs_entry,
426 Incremental_inputs_entry_write): Add a typedef with the data type.
428 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
430 * incremental.cc (Incremental_inputs_header,
431 Incremental_inputs_header_write, Incremental_inputs_entry,
432 Incremental_inputs_entry_write): Update comment about which
433 type has the filed descriptions.
435 2009-11-15 Doug Kwan <dougkwan@google.com>
437 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
438 (Arm_relocate_functions::arm_branch_common): Change method defintion
439 in class definition to a method declaration and update list of formal
441 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
442 Arm_relocation_functions::jump24): Adjust call to
443 Arm_relocate_functions::arm_branch_common. Update list of formal
445 (Arm_relocate_functions::xpc25): New method definition.
446 (Arm_relocate_functions::arm_branch_common): Move method defintion
447 out from class definition. Use stubs for mode-switching and extending
449 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
450 specially. Change code to enable use of stubs in ARM branches.
452 2009-11-10 Doug Kwan <dougkwan@google.com>
454 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
455 in method declaration.
456 (Target_arm::relocate_stub): New method declaration.
457 (Target_arm::default_target): Change to return a pointer instead of
459 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
460 Target_arm::default_target.
461 (Arm_Relobj::do_relocate_sections): Remove options paramater in
463 (Target_arm::relocate_section): Adjust view.
464 (Target_arm::relocate_stub): New method definition.
466 2009-11-10 Doug Kwan <dougkwan@google.com>
468 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
470 * incremental.cc (open_incremental_binary): Initialized local
471 variables to avoid warnings.
472 * object.cc (make_elf_object): Ditto.
473 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
476 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
479 * testsuite/plugin_test.c: Include "config.h".
481 2009-11-09 Doug Kwan <dougkwan@google.com>
483 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
484 (arm_symbol_value): Remove.
485 (Arm_relocate_functions::arm_branch_common,
486 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
487 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
488 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
489 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
490 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
491 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
492 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
493 Arm_relocate_functions::thm_mobw_abs_nc,
494 Arm_relocate_functions::thm_mov_abs,
495 Arm_relocate_functions::movw_prel_nc,
496 Arm_relocate_functions::thm_movt_abs,
497 Arm_relocate_functions::movt_prel,
498 Arm_relocate_functions::thm_movw_prel_nc,
499 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
500 (Target_arm::Relocate::relocate): Only decompose address into two
501 parts if relocation type uses the thumb-bit and pass the actual
502 bit instead of a flag indicating that the thumb-bit is used. Adjust
503 calls to methods in Arm_relocate_functions for this change.
505 2009-11-08 Ian Lance Taylor <iant@google.com>
508 * reloc.cc: Instantiate
509 Sized_relobj::initialize_input_to_output_maps and
510 Sized_relobj:free_input_to_output_maps.
512 2009-11-06 Ian Lance Taylor <iant@google.com>
515 * defstd.cc (in_segment): Set only_if_ref true for "end".
517 2009-11-06 Doug Kwan <dougkwan@google.com>
519 * arm.cc (class Reloc_stub): Correct a comment.
520 (Target_arm::Target_arm): Initialize arm_input_section_map_.
521 (Target_arm::scan_section_for_stubs): New method declaration.
522 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
523 Change methods from private to protected.
524 (Target_arm::do_may_relax): New method definition.
525 (Target_arm::do_relax, Target_arm::group_sections,
526 Target_arm::scan_reloc_for_stub,
527 Target_arm::scan_reloc_section_for_stubs): New method declarations.
528 (Target_arm::arm_input_section_map_): New data member declaration.
529 (Target_arm::scan_reloc_for_stub,
530 Target_arm::scan_reloc_section_for_stubs,
531 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
532 Target_arm::do_relax): New method definitions.
534 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
536 * configure.ac: Check for (struct stat)::st_mtim
537 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
538 * config.in: Regenerate.
539 * configure: Regenerate.
541 2009-11-05 Ian Lance Taylor <iant@google.com>
544 * output.cc (Output_segment::add_output_section): Add missing
547 2009-11-04 Ian Lance Taylor <iant@google.com>
550 * object.h (class Object): Add is_needed and set_is_needed
551 methods. Add is_needed_ field. Make bool fields into bitfields.
552 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
553 defined in a dynamic object and referenced by a regular object,
554 set is_needed for the dynamic object.
555 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
556 if the file is marked with as_needed and it is not needed.
558 2009-11-04 Ian Lance Taylor <iant@google.com>
561 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
562 tags if data is discarded by linker script.
563 * i386.cc (Target_i386::do_finalize_sections): Likewise.
564 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
565 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
566 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
568 2009-11-04 Ian Lance Taylor <iant@google.com>
570 * layout.cc (Layout::get_output_section): Add is_interp and
571 is_dynamic_linker_section parameters. Change all callers.
572 (Layout::choose_output_section): Likewise.
573 (Layout::make_output_section): Likewise.
574 (Layout::add_output_section_data): Add is_dynamic_linker_section
575 parameter. Change all callers.
576 * layout.h (class Layout): Update declarations.
577 * output.h (class Output_section): Add is_interp, set_is_interp,
578 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
579 Add is_interp_, is_dynamic_linker_section_ fields. Change
580 generate_code_fills_at_write_ to a bitfield.
581 * output.cc (Output_section::Output_sections): Initialize new
583 (Output_segment::add_output_section): Add do_sort parameter.
586 2009-11-03 Ian Lance Taylor <iant@google.com>
589 * options.h (class General_options): Add --warn-common.
590 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
591 merging two common symbols.
592 (Symbol_table::should_override): Handle --warn-common when merging
593 a common symbol with a defined symbol. Use report_resolve_problem
594 for multiple definitions.
595 (Symbol_table::report_resolve_problem): New function.
596 * symtab.h (class Symbol_table): Declare report_resolve_problem.
598 2009-11-03 Doug Kwan <dougkwan@google.com>
600 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
602 (Target_arm::stub_factory): New method definition.
603 (Target_arm::new_arm_input_section,
604 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
605 Target_arm::reloc_uses_thumb_bit): New method declarations.
606 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
607 New type definitions.
608 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
610 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
611 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
612 New method definitions.
614 2009-11-03 Ian Lance Taylor <iant@google.com>
616 * options.h (class General_options): Add --warn_constructors.
618 2009-11-03 Ian Lance Taylor <iant@google.com>
621 * defstd.cc (in_section): Add entries for __rel_iplt_start,
622 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
624 2009-11-03 Ian Lance Taylor <iant@google.com>
627 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
628 --msgid-bugs-address.
629 (install-pdf): New target.
630 (install-data_yes): Look up one directory to find mkinstalldirs.
632 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
634 * po/Make-in (.po.gmo): Don't generate .gmo files in source
637 2009-10-30 Doug Kwan <dougkwan@google.com>
639 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
641 2009-10-30 Doug Kwan <dougkwan@google.com>
643 * arm.cc (Stub_addend_reader): New struct template definition
644 and partial specializations.
645 (Stub_addend_reader::operator()): New method definition for a
646 partially specialized template.
648 2009-10-30 Doug Kwan <dougkwan@google.com>
650 * arm.cc (Arm_relobj::processor_specific_flags): New method
652 (Arm_relobj::do_read_symbols): New method declaration.
653 (Arm_relobj::processor_specific_flags_): New data member declaration.
654 (Arm_dynobj): New class definition.
655 (Target_arm::do_finalize_sections): Add input_objects parameter.
656 (Target_arm::do_adjust_elf_header): New method declaration.
657 (Target_arm::are_eabi_versions_compatible,
658 (Target_arm::merge_processor_specific_flags): New method declaration.
659 (Target_arm::do_make_elf_object): New overloaded method definitions
661 (Arm_relobj::do_read_symbols): New method definition.
662 (Arm_dynobj::do_read_symbols): Ditto.
663 (Target_arm::do_finalize_sections): Add input_objects parameters.
664 Merge processor-specific flags from all input objects.
665 (Target_arm::are_eabi_versions_compatible,
666 Target_arm::merge_processor_specific_flags,
667 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
668 New method definitions.
669 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
670 Input_objects pointer type parameter.
671 * layout.cc (Layout::finalize): Pass input objects to target's.
672 finalize_sections function.
673 * output.cc (Output_file_header::do_sized_write): Set ELF file
674 header's processor-specific flags.
675 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
676 Input_objects pointer type parameter.
677 * sparc.cc (Target_sparc::do_finalize_sections): Same.
678 * target.h (Input_objects): New forward class declaration.
679 (Target::processor_specific_flags,
680 Target::are_processor_specific_flags_sect): New method definitions.
681 (Target::finalize_sections): Add input_objects parameter.
682 (Target::Target): Initialize processor_specific_flags_ and
683 are_processor_specific_flags_set_.
684 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
686 (Target::set_processor_specific_flags): New method definition.
687 (Target::processor_specific_flags_,
688 Target::are_processor_specific_flags_set_): New data member
690 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
691 Input_objects pointer type parameter.
693 2009-10-30 Doug Kwan <dougkwan@google.com>
695 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
697 2009-10-28 Ian Lance Taylor <iant@google.com>
699 * object.h (class Relobj): Drop options parameter from
700 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
701 do_scan_relocs, do_relocate. Change all callers.
702 (class Sized_relobj): Drop options parameters from
703 do_gc_process_relocs, do_scan_relocs, do_relocate,
704 do_relocate_sections, relocate_sections, emit_relocs_scan,
705 emit_relocs_scan_reltype. Change all callers.
706 (struct Relocate_info): Remove options field and all references to
708 * reloc.h (class Read_relocs): Remove options constructor
709 parameter and options_ field. Change all callers.
710 (class Gc_process_relocs, class Scan_relocs): Likewise.
711 (class Relocate_task): Likewise.
712 * target-reloc.h (scan_relocs): Remove options parameter. Change
714 (scan_relocatable_relocs): Likewise.
715 * target.h (class Sized_target): Remove options parameter from
716 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
718 * gc.h (gc_process_relocs): Remove options parameter. Change all
720 * arm.cc: Update functions to remove options parameters.
722 * powerpc.cc: Likewise.
723 * sparc.cc: Likewise.
724 * x86_64.cc: Likewise.
725 * testsuite/testfile.cc: Likewise.
727 2009-10-28 Doug Kwan <dougkwan@google.com>
729 * arm.cc (Arm_relobj): New class definition.
730 (Arm_relobj::scan_sections_for_stubs,
731 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
732 New method definitions.
734 2009-10-28 Cary Coutant <ccoutant@google.com>
736 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
737 (Plugin::cleanup_done_): New member.
738 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
739 (Plugin_manager::cleanup_done_): Remove.
740 (Plugin_manager::add_input_file): Edit error message.
741 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
742 (Plugin_manager::cleanup): Remove use of cleanup_done_.
744 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
746 * fileread.cc: (File_read::View::~View): Use the new
747 data_ownership_ filed.
748 (File_read::~File_read): Dispose the new whole_file_view_.
749 (File_read::open): Mmap the whole file if needed.
750 (File_read::open): Use whole_file_view_ instead of contents_.
751 (File_read::find_view): Use whole_file_view_ if applicable.
752 (File_read::do_read): Use whole_file_view_ instead of contents_.
753 (File_read::make_view): Use whole_file_view_ instead of contents_,
754 update File_read::View::View call.
755 (File_read::find_or_make_view): Update File_read::View::View
757 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
759 (File_read::View::Data_ownership): New enum.
760 (File_read::View::View): Replace bool mapped_ with Data_ownership
762 (File_read::View::mapped_): Remove (replaced by data_ownership_).
763 (File_read::View::data_ownership_): New field.
764 (File_read::contents_): Remove (replaced by whole_file_view_).
765 (File_read::whole_file_view_): New field.
766 * options.h (class General_options): Add --keep-files-mapped.
768 2009-10-27 Cary Coutant <ccoutant@google.com>
770 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
771 * testsuite/Makefile.am (plugin_test_5): New test case.
772 * testsuite/Makefile.in: Regenerate.
774 2009-10-25 Doug Kwan <dougkwan@google.com>
776 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
777 from private to protected to allow access by child class.
778 (Sized_relobj::do_relocate_sections): New method declaration.
779 (Sized_relobj::relocate_sections): Virtualize.
780 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
781 Sized_relobj::relocate_sections. Instantiate template explicitly
782 for different target sizes and endianity.
784 2009-10-24 Doug Kwan <dougkwan@google.com>
786 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
787 (Arm_input_section::as_arm_input_section): New method.
788 (Arm_output_section): New class definition.
789 (Arm_output_section::create_stub_group,
790 Arm_output_section::group_sections): New method definitions.
792 2009-10-22 Doug Kwan <dougkwan@google.com>
794 * arm.cc (Arm_input_section): New class definition.
795 (Arm_input_section::init, Arm_input_section:do_write,
796 Arm_input_section::set_final_data_size,
797 Arm_input_section::do_reset_address_and_file_offset): New method
800 2009-10-21 Doug Kwan <dougkwan@google.com>
802 * arm.cc (Stub_table, Arm_input_section): New forward class
804 (Stub_table): New class defintion.
805 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
806 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
807 New method definition.
809 2009-10-21 Doug Kwan <dougkwan@google.com>
811 * arm.cc: Update copyright comments.
812 (Target_arm): New forward class template declaration.
813 (Arm_address): New type.
814 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
815 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
816 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
818 (Insn_template): Same.
819 (DEF_STUBS): New macro.
820 (Stub_type): New enum type.
821 (Stub_template): New class definition.
824 (Stub_factory): Same.
825 (Target_arm::Target_arm): Initialize may_use_blx_ and
826 should_force_pic_veneer_.
827 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
828 Target_arm::should_force_pic_veneer,
829 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
830 Target_arm::using_thumb_only, Target_arm:;default_target): New
832 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
833 New data member declarations.
834 (Insn_template::size, Insn_template::alignment): New method defintions.
835 (Stub_template::Stub_template): New method definition.
836 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
837 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
838 (Stub_factory::Stub_factory): New method definition.
839 * gold.h (string_hash): New template.
840 * output.h (Input_section_specifier::hash_value): Use
842 (Input_section_specifier::string_hash): Remove.
843 * stringpool.cc (Stringpool_template::string_hash): Use
846 2009-10-20 Doug Kwan <dougkwan@google.com>
848 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
849 symbols of relaxed input sections.
850 * output.h (Output_section::find_relaxed_input_section): Make
853 2009-10-16 Doug Kwan <dougkwan@google.com>
855 * dynobj.cc (Versions::Versions): Initialize version_script_.
856 Only insert base version symbol definition for a shared object
857 if version script defines any version versions.
858 (Versions::define_base_version): New method definition.
859 (Versions::add_def): Check that base version is not needed.
860 (Versions::add_need): Define base version lazily.
861 * dynobj.h (Versions::define_base_version): New method declaration.
862 (Versions::needs_base_version_): New data member declaration.
863 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
864 (check_DATA): Add no_version_test.stdout.
865 (libno_version_test.so, no_version_test.o no_version_test.stdout):
867 * testsuite/Makefile.in: Regenerate.
868 * testsuite/no_version_test.c: New file.
869 * testsuite/no_version_test.sh: Ditto.
871 2009-10-16 Doug Kwan <dougkwan@google.com>
873 * expression.cc (class Segment_start_expression): New class definition.
874 (Segment_start_expression::value): New method definition.
875 (script_exp_function_segment_start): Return a new
876 Segment_start_expression.
877 * gold/script-c.h (script_saw_segment_start_expression): New function
879 * script-sections.cc (Script_sections::Script_sections): Initialize
880 SAW_SEGMENT_START_EXPRESSION_ to false.
881 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
882 and -Tbbs options to specify section addresses if given in
883 command line and no SEGMENT_START expression is seen in a script.
884 * script-sections.h (Script_sections::saw_segment_start_expression,
885 Script_sections::set_saw_segment_start_expression): New method
887 (Script_sections::saw_segment_start_expression_): New data member
889 * script.cc (script_saw_segment_start_expression): New function.
890 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
891 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
892 script_test_7.sh and script_test_8.sh.
893 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
894 script_test_8.stdout.
895 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
896 (script_test_6, script_test_6.stdout, script_test_7,
897 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
898 * Makefile.in: Regenerate.
899 * testsuite/script_test_6.sh: New file.
900 * testsuite/script_test_6.t: Same.
901 * testsuite/script_test_7.sh: Same.
902 * testsuite/script_test_7.t: Same.
903 * testsuite/script_test_8.sh: Same.
905 2009-10-16 Doug Kwan <dougkwan@google.com>
907 * output.cc (Output_segment::set_section_list_address): Cast
908 expressions to unsigned long long type to avoid format warnings.
910 2009-10-15 Ian Lance Taylor <iant@google.com>
912 * script.cc (Script_options::add_symbol_assignment): Always add a
913 dot assignment to script_sections_.
914 * script-sections.cc (Script_sections::add_dot_assignment):
915 Initialize if necessary.
917 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
918 program headers with no load segment if there is a linker script.
920 * layout.cc (Layout::set_segment_offsets): Align the file offset
921 to the segment aligment for -N or -n with no load segment.
922 * output.cc (Output_segment::add_output_section): Don't crash if
923 the first section is a TLS section.
924 (Output_segment::set_section_list_addresses): Print an error
925 message if the address moves backward in a linker script.
927 (Output_section_element_input::set_section_addresses): Don't
928 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
929 (Orphan_output_section::set_section_addresses): Likewise.
931 2009-10-15 Doug Kwan <dougkwan@google.com>
933 * layout.cc (Layout::finish_dynamic_section): Generate tags
934 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
935 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
936 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
938 2009-10-14 Ian Lance Taylor <iant@google.com>
940 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
942 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
943 data_shdr fields of relinfo.
944 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
945 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
946 R_386_TLS_LDO_32, adjust based on section flags.
947 (Target_i386::Relocate::fix_up_ldo): Remove.
949 2009-10-13 Ian Lance Taylor <iant@google.com>
951 Add support for -pie.
952 * options.h (class General_options): Add -pie and
954 (General_options::output_is_position_independent): Test -pie.
955 (General_options::output_is_executable): Return true if not shared
957 (General_options::output_is_pie): Remove.
958 * options.cc (General_options::finalize): Reject incompatible uses
960 * gold.cc (queue_middle_tasks): A -pie link is not static.
961 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
962 * symtab.cc (Symbol::final_value_is_known): Return false if
963 output_is_position_independent.
964 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
965 output_is_position_independent.
966 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
967 output_is_position_independent.
968 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
969 output_is_position_independent.
970 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
972 (basic_pie_test.o, basic_pie_test): New targets.
973 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
974 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
975 (two_file_pie_test): New target.
976 * testsuite/Makefile.in: Rebuild.
977 * README: Remove note saying that -pie is not supported.
979 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
981 * options.h (class General_options): Add -init and -fini.
982 * layout.cc (Layout::finish_dynamic_section): Emit
983 given init and fini functions.
985 2009-10-13 Sriraman Tallam <tmsriram@google.com>
987 * gc.h (gc_process_relocs): Check if icf is enabled using new
989 * gold.cc (queue_initial_tasks): Likewise.
990 (queue_middle_tasks): Likewise.
991 * object.cc (do_layout): Likewise.
992 * symtab.cc (is_section_folded): Likewise.
993 * main.cc (main): Likewise.
994 * reloc.cc (Read_relocs::run): Likewise.
995 (Sized_relobj::do_scan_relocs): Likewise.
996 * icf.cc (is_function_ctor_or_dtor): New function.
997 (Icf::find_identical_sections): Check if function is ctor or dtor when
999 * options.h (General_options::icf): Change option to be an enum.
1000 (Icf_status): New enum.
1001 (icf_enabled): New method.
1002 (icf_safe_folding): New method.
1003 (set_icf_status): New method.
1004 (icf_status_): New variable.
1005 * (options.cc) (General_options::finalize): Set icf_status_.
1006 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
1007 icf_test and icf_keep_unique_test to use the --icf enum flag.
1008 * testsuite/icf_safe_test.sh: New file.
1009 * testsuite/icf_safe_test.cc: New file.
1011 2009-10-12 Sriraman Tallam <tmsriram@google.com>
1013 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
1014 includes to gc.h and icf.h.
1015 * arm.cc: Include gc.h.
1016 * gold.cc: Likewise.
1017 * i386.cc: Likewise.
1018 * powerpc.cc: Likewise.
1019 * sparc.cc: Likewise.
1020 * x86_64.cc: Likewise.
1021 * gc.h: Include icf.h.
1023 2009-10-11 Ian Lance Taylor <iant@google.com>
1025 * plugin.cc: Include "gold.h" before other header files.
1027 2009-10-10 Chris Demetriou <cgd@google.com>
1029 * options.h (Input_file_argument::Input_file_type): New enum.
1030 (Input_file_argument::is_lib_): Replace with...
1031 (Input_file_argument::type_): New member.
1032 (Input_file_argument::Input_file_argument): Take Input_file_type
1033 'type' rather than boolean 'is_lib' as second argument.
1034 (Input_file_argument::is_lib): Use type_.
1035 (Input_file_argument::is_searched_file): New function.
1036 (Input_file_argument::may_need_search): Handle is_searched_file.
1037 * options.cc (General_options::parse_library): Support -l:filename.
1038 (General_options::parse_just_symbols): Update for Input_file_argument
1040 (Command_line::process): Likewise.
1041 * archive.cc (Archive::get_file_and_offset): Likewise.
1042 * plugin.cc (Plugin_manager::release_input_file): Likewise.
1043 * script.cc (read_script_file, script_add_file): Likewise.
1044 * fileread.cc (Input_file::Input_file): Likewise.
1045 (Input_file::will_search_for): Handle is_searched_file.
1046 (Input_file::open): Likewise.
1047 * readsyms.cc (Read_symbols::get_name): Likewise.
1048 * testsuite/Makefile.am (searched_file_test): New test.
1049 * testsuite/Makefile.in: Regenerate.
1050 * testsuite/searched_file_test.cc: New file.
1051 * testsuite/searched_file_test_lib.cc: New file.
1053 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1054 Ian Lance Taylor <iant@google.com>
1056 * descriptor.cc: Include <cstdio> and "binary-io.h".
1057 (Descriptors::open): Open the files in binary mode always.
1058 * script.cc (Lex::get_token): Treat \r as whitespace.
1060 2009-10-09 Ian Lance Taylor <iant@google.com>
1062 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
1064 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1065 Ian Lance Taylor <iant@google.com>
1067 * configure.ac: Check for readv function also.
1068 * fileread.cc (readv): Define if not HAVE_READV.
1069 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
1071 * config.in: Regenerate.
1072 * configure: Regenerate.
1074 2009-10-09 Doug Kwan <dougkwan@google.com>
1076 * layout.cc (Layout::make_output_section): Call target hook to make
1077 ordinary output section.
1078 (Layout::finalize): Adjust parameter list of call the
1079 Target::may_relax().
1080 * layout.h (class Layout::section_list): New method.
1081 * merge.h (Output_merge_base::entsize): Change visibility to public.
1082 (Output_merge_base::is_string, Output_merge_base::do_is_string):
1084 (Output_merge_string::do_is_string): New method.
1085 * object.cc (Sized_relobj::do_setup): renamed from
1086 Sized_relobj::set_up.
1087 * object.h (Sized_relobj::adjust_shndx,
1088 Sized_relobj::initializ_input_to_output_maps,
1089 Sized_relobj::free_input_to_output_maps): Change visibilities to
1091 (Sized_relobj::setup): Virtualize.
1092 (Sized_relobj::do_setup): New method declaration.
1093 (Sized_relobj::invalidate_section_offset,
1094 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
1095 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
1096 * options.cc (parse_int): New function.
1097 * options.h (parse_int): New declaration.
1098 (DEFINE_int): New macro.
1099 (stub_group_size): New option.
1100 * output.cc (Output_section::Output_section): Initialize memebers
1101 merge_section_map_, merge_section_by_properties_map_,
1102 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
1103 (Output_section::add_input_section): Handled deferred code-fill
1104 generation and remove an old comment.
1105 (Output_section::add_relaxed_input_section): New method definition.
1106 (Output_section::add_merge_input_section): Use merge section by
1107 properties map to speed to search. Update merge section maps
1109 (Output_section::build_relaxation_map): New method definition.
1110 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
1112 (Output_section::relax_input_section): Renamed to
1113 Output_section::convert_input_sections_to_relaxed_sections and change
1114 interface to take a vector of pointers to relaxed sections.
1115 (Output_section::find_merge_section,
1116 Output_section::find_relaxed_input_section): New method definitions.
1117 (Output_section::is_input_address_mapped,
1118 Output_section::output_offset, Output_section::output_address):
1119 Use output section data maps to speed up searching.
1120 (Output_section::find_starting_output_address): Add comments.
1121 (Output_section::do_write,
1122 Output_section::write_to_postprocessing_buffer): Do code-fill
1123 generation as appropriate.
1124 (Output_section::get_input_sections): Invalidate relaxed input section
1126 (Output_section::restore_states): Adjust type of checkpoint .
1127 Invalidate relaxed input section map.
1128 * output.h (Output_merge_base): New class declaration.
1129 (Input_section_specifier): New class defintion.
1130 (class Output_relaxed_input_section) Change base class to
1131 Output_section_data_build.
1132 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
1133 base class initializer.
1134 (Output_section::add_relaxed_input_section): New method declaration.
1135 (Output_section::Input_section): Change visibility to protected.
1136 (Output_section::Input_section::relobj,
1137 Output_section::Input_section::shndx): Handle relaxed input sections.
1138 Output_section::input_sections) Change visibility to protected. Also
1139 define overload to return a non-const pointer.
1140 (Output_section::Merge_section_properties): New class defintion.
1141 (Output_section::Merge_section_by_properties_map,
1142 Output_section::Output_section_data_by_input_section_map,
1143 Output_section::Relaxation_map): New types.
1144 (Output_section::relax_input_section): Rename method to
1145 Output_section::convert_input_sections_to_relaxed_sections and change
1146 interface to take a vector of relaxed section pointers.
1147 (Output_section::find_merge_section,
1148 Output_section::find_relaxed_input_section,
1149 Output_section::build_relaxation_map,
1150 Output_section::convert_input_sections_in_list_to_relaxed_sections):
1151 New method declarations.
1152 (Output_section::merge_section_map_
1153 Output_section::merge_section_by_properties_map_,
1154 Output_section::relaxed_input_section_map_,
1155 Output_section::is_relaxed_input_section_map_valid_,
1156 Output_section::generate_code_fills_at_write_): New data members.
1157 * script-sections.cc
1158 (Output_section_element_input::set_section_addresses): Call
1159 current_data_size and addralign methods of relaxed input sections.
1160 (Orphan_output_section::set_section_addresses): Call current_data_size
1161 and addralign methods of relaxed input sections.
1162 * symtab.cc (Symbol_table::compute_final_value): Extract template
1163 from the body of Symbol_table::sized_finalize_symbol.
1164 (Symbol_table::sized_finalized_symbol): Call
1165 Symbol_table::compute_final_value.
1166 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
1167 (Symbol_table::compute_final_value): New templated method declaration.
1168 * target.cc (Target::do_make_output_section): New method defintion.
1169 * target.h (Target::make_output_section): New method declaration.
1170 (Target::relax): Add more parameters for input objects, symbol table
1171 and layout. Adjust call to do_relax.
1172 (Target::do_make_output_section): New method declaration.
1173 (Target::do_relax): Add parameters for input objects, symbol table
1176 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1178 * pread.c: Include stdio.h.
1180 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1182 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
1185 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1187 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1188 Change read_shndx type to unsigned int.
1189 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1191 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1192 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
1193 Change read_shndx type to unsigned int.
1194 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
1196 (Sized_dwarf_line_info::read_line_mappings): Likewise.
1197 * layout.cc (Layout::create_symtab_sections): Cast the result of
1198 local_symcount * symsize to off_t in the gold_assert.
1200 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1202 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
1203 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
1205 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
1206 (Arm_relocate_functions::thm_abs5): New function.
1207 (Arm_relocate_functions::abs12): New function.
1208 (Arm_relocate_functions::abs16): New function.
1209 (Arm_relocate_functions::base_abs): New function.
1210 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
1211 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
1212 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
1214 (Scan::global): Likewise.
1215 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
1216 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
1217 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
1218 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
1221 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1223 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
1224 (Arm_relocate_functions::movt_prel): New function.
1225 (Arm_relocate_functions::thm_movw_prel_nc): New function.
1226 (Arm_relocate_functions::thm_movt_prel): New function.
1227 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
1228 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
1229 (Scan::global, Relocate::relocate): Likewise.
1230 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1232 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1234 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
1235 Incremental_checker.
1236 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
1238 (class Incremental_inputs_header): New class.
1239 (Incremental_inputs_header_writer): Edit comment.
1240 (Incremental_inputs_entry): New class.
1241 (Incremental_inputs_entry_writer): Edit comment.
1242 (Sized_incremental_binary::do_find_incremental_inputs_section):
1243 Add *strtab_shndx parameter, fill it.
1244 (Sized_incremental_binary::do_check_inputs): New method.
1245 (Incremental_checker::can_incrementally_link_output_file): Use
1246 Sized_incremental_binary::check_inputs.
1247 (Incremental_inputs::report_command_line): Save command line in
1250 (Incremental_binary::find_incremental_inputs_section): New
1252 (Incremental_binary::do_find_incremental_inputs_section): Add
1253 strtab_shndx parameter.
1254 (Incremental_binary::do_check_inputs): New pure virtual method.
1255 (Sized_incremental_binary::do_check_inputs): Declare.
1256 (Incremental_checker::Incremental_checker): Add incremental_inputs
1257 parameter, use it to initialize incremental_inputs_.
1258 (Incremental_checker::incremental_inputs_): New field.
1259 (Incremental_checker::command_line): New method.
1260 (Incremental_checker::inputs): New method.
1261 (Incremental_checker::command_line_): New field.
1263 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
1265 * incremental.cc: Include <cstdarg> and "target-select.h".
1266 (vexplain_no_incremental): New function.
1267 (explain_no_incremental): New function.
1268 (Incremental_binary::error): New method.
1269 (Sized_incremental_binary::do_find_incremental_inputs_section): New
1271 (make_sized_incremental_binary): New function.
1272 (open_incremental_binary): New function.
1273 (can_incrementally_link_file): Add checks if output is ELF and has
1275 * incremental.h: Include "elfcpp_file.h" and "output.h".
1276 (Incremental_binary): New class.
1277 (Sized_incremental_binary): New class.
1278 (open_incremental_binary): Declare.
1279 * object.cc (is_elf_object): Use
1280 elfcpp::Elf_recognizer::is_elf_file.
1281 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
1282 * output.h (Output_file::filesize): New method.
1284 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1286 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
1288 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
1289 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
1291 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
1293 (Arm_relocate_functions::movw_abs_nc): New function.
1294 (Arm_relocate_functions::movt_abs): New function.
1295 (Arm_relocate_functions::thm_movw_abs_nc): New function.
1296 (Arm_relocate_functions::thm_movt_abs): New function.
1297 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
1298 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
1299 (Scan::global): Likewise.
1300 (Relocate::relocate): Likewise.
1301 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1303 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1305 * arm.cc (Arm_relocate_functions::got_prel) New function.
1306 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
1307 (Relocate::relocate): Likewise.
1308 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
1310 2009-10-06 Ian Lance Taylor <iant@google.com>
1312 * options.h (class General_options): Define
1313 split_stack_adjust_size parameter.
1314 * object.h (class Object): Add uses_split_stack_ and
1315 has_no_split_stack_ fields. Add uses_split_stack and
1316 has_no_split_stack accessor functions. Declare
1317 handle_split_stack_section.
1318 (class Reloc_symbol_changes): Define.
1319 (class Sized_relobj): Define Function_offsets. Declare
1320 split_stack_adjust, split_stack_adjust_reltype, and
1322 * object.cc (Object::handle_split_stack_section): New function.
1323 (Sized_relobj::do_layout): Call handle_split_stack_section.
1324 * dynobj.cc (Sized_dynobj::do_layout): Call
1325 handle_split_stack_section.
1326 * reloc.cc (Sized_relobj::relocate_sections): Call
1327 split_stack_adjust for executable sections in split_stack
1328 objects. Pass reloc_map to relocate_section.
1329 (Sized_relobj::split_stack_adjust): New function.
1330 (Sized_relobj::split_stack_adjust_reltype): New function.
1331 (Sized_relobj::find_functions): New function.
1332 * target-reloc.h: Include "object.h".
1333 (relocate_section): Add reloc_symbol_changes parameter. Change
1335 * target.h (class Target): Add calls_non_split method. Declare
1336 do_calls_non_split virtual method. Declare match_view and
1338 * target.cc: Include "elfcpp.h".
1339 (Target::do_calls_non_split): New function.
1340 (Target::match_view): New function.
1341 (Target::set_view_to_nop): New function.
1342 * gold.cc (queue_middle_tasks): Give an error if mixing
1343 split-stack and non-split-stack objects with -r.
1344 * i386.cc (Target_i386::relocate_section): Add
1345 reloc_symbol_changes parameter.
1346 (Target_i386::do_calls_non_split): New function.
1347 * x86_64.cc (Target_x86_64::relocate_section): Add
1348 reloc_symbol_changes parameter.
1349 (Target_x86_64::do_calls_non_split): New function.
1350 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
1352 * powerpc.cc (Target_powerpc::relocate_section): Add
1353 reloc_symbol_changes parameter.
1354 * sparc.cc (Target_sparc::relocate_section): Add
1355 reloc_symbol_changes parameter.
1356 * configure.ac: Call AM_CONDITIONAL for the default target.
1357 * configure: Rebuild.
1358 * testsuite/Makefile.am (TEST_AS): New variable.
1359 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
1360 (check_DATA): Add split_i386 and split_x86_64 files.
1361 (SPLIT_DEFSYMS): Define.
1362 (split_i386_[1234n].o): New targets.
1363 (split_i386_[124]): New targets.
1364 (split_i386_[1234r].stdout): New targets.
1365 (split_x86_64_[1234n].o): New targets.
1366 (split_x86_64_[124]): New targets.
1367 (split_x86_64_[1234r].stdout): New targets.
1368 (MOSTLYCLEANFILES): Add new executables.
1369 * testsuite/split_i386.sh: New file.
1370 * testsuite/split_x86_64.sh: New file.
1371 * testsuite/split_i386_1.s: New file.
1372 * testsuite/split_i386_2.s: New file.
1373 * testsuite/split_i386_3.s: New file.
1374 * testsuite/split_i386_4.s: New file.
1375 * testsuite/split_i386_n.s: New file.
1376 * testsuite/split_x86_64_1.s: New file.
1377 * testsuite/split_x86_64_2.s: New file.
1378 * testsuite/split_x86_64_3.s: New file.
1379 * testsuite/split_x86_64_4.s: New file.
1380 * testsuite/split_x86_64_n.s: New file.
1381 * testsuite/testfile.cc (Target_test): Update relocation_section
1383 * testsuite/Makefile.in: Rebuild.
1385 2009-10-06 Ian Lance Taylor <iant@google.com>
1387 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
1388 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
1389 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
1390 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
1391 the address on ldo_addrs_.
1392 (Target_i386::Relocate::fix_up_ldo): New function.
1394 2009-10-06 Rafael Espindola <espindola@google.com>
1396 * plugin.cc (add_input_library): New.
1397 (Plugin::load): Add add_input_library to tv.
1398 (Plugin_manager::add_input_file): Add the is_lib argument.
1399 (add_input_file): Update call to Plugin_manager::add_input_file.
1400 (add_input_library): New.
1401 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
1403 2009-09-30 Doug Kwan <dougkwan@google.com>
1405 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
1406 symbol and call Symbol::may_need_copy_reloc to determine if
1407 a copy reloc is needed.
1408 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
1409 nocopyreloc is given in command line.
1410 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
1411 given in command line.
1412 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
1413 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
1414 of the removed Target_i386::may_need_copy_reloc.
1415 * options.h (copyreloc): New option with default value false.
1416 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1417 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
1418 instead of the removed Target_powerpc::may_need_copy_reloc.
1419 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
1420 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
1421 instead of the removed Target_sparc::may_need_copy_reloc.
1422 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
1423 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
1424 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
1425 instead of the removed Target_x86_64::may_need_copy_reloc.
1427 2009-09-30 Ian Lance Taylor <iant@google.com>
1429 * object.h (class Object): Remove target_ field, and target,
1430 sized_target, and set_target methods.
1431 (Object::sized_target): Remove.
1432 (class Sized_relobj): Update declarations. Remove sized_target.
1433 * object.cc (Sized_relobj::setup): Remove target parameter.
1435 (Input_objects::add_object): Don't do anything with the target.
1436 (make_elf_sized_object): Add punconfigured parameter. Change all
1437 callers. Set or test parameter target.
1438 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
1440 * parameters.cc (Parameters::set_target): Change parameter type to
1442 (Parameters::default_target): Remove.
1443 (set_parameters_target): Change parameter type to be non-const.
1444 (parameters_force_valid_target): New function.
1445 (parameters_clear_target): New function.
1446 * parameters.h (class Parameters): Update declarations. Remove
1447 default_target method. Add sized_target and clear_target
1448 methods. Change target_ to be non-const.
1449 (set_parameters_target): Update declaration.
1450 (parameters_force_valid_target): Declare.
1451 (parameters_clear_target): Declare.
1452 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
1453 as NULL if we aren't searching.
1454 (Add_symbols::run): Don't check for compatible target.
1455 * fileread.cc (Input_file::open_binary): Call
1456 parameters_force_valid_target.
1457 * gold.cc (queue_middle_tasks): Likewise.
1458 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
1459 set_target on object.
1460 * dynobj.h (class Sized_dynobj): Update declarations.
1461 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
1462 make_elf_object returns NULL.
1463 (Archive::include_member): Don't check whether object target is
1465 * output.cc (Output_section::add_input_section): Get target from
1467 (Output_section::relax_input_section): Likewise.
1468 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
1470 (Sized_relobj::do_scan_relocs): Likewise.
1471 (Sized_relobj::relocate_sections): Likewise.
1472 * resolve.cc (Symbol_table::resolve): Likewise.
1473 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
1474 parameter. Change all callers.
1475 (Symbol_table::add_from_object): Get target from parameters.
1476 (Symbol_table::add_from_relobj): Don't check object target.
1477 (Symbol_table::add_from_dynobj): Likewise.
1478 (Symbol_table::define_special_symbol): Get target from
1480 * symtab.h (class Symbol_table): Update declaration.
1481 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
1482 parameter. Change all callers. Clear parameter target.
1483 (Binary_test): Test target here.
1484 * testsuite/object_unittest.cc (gold_testsuite): Remove
1485 target_test_pointer parameter. Change all callers.
1486 (Object_test): Test target here.
1488 2009-09-26 Ian Lance Taylor <iant@google.com>
1490 * testsuite/initpri1.c: Don't try to use constructor priorities if
1491 compiling with gcc before 4.3.
1493 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
1495 * testsuite/retain_symbols_file_test.sh (check_present): Change
1496 output file name to retain_symbols_file_test.stdout.
1497 (check_absent): Likewise.
1499 2009-09-18 Craig Silverstein <csilvers@google.com>
1501 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
1502 * options.cc: Include <cerrno> and <fstream>.
1503 (General_options::finalize): Parse -retain-symbols-file tag.
1504 * options.h: New flag.
1505 (General_options): New method should_retain_symbol, new
1506 variable symbols_to_retain.
1507 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
1508 should_retain_symbol map.
1509 * testsuite/Makefile.am (retain_symbols_file_test): New test.
1510 * testsuite/Makefile.in: Regenerate.
1511 * testsuite/retain_symbols_file_test.sh: New file.
1513 2009-09-18 Nick Clifton <nickc@redhat.com>
1515 * po/es.po: Updated Spanish translation.
1517 2009-09-17 Doug Kwan <dougkwan@google.com>
1519 * debug.h (DEBUG_RELAXATION): New constant.
1520 (DEBUG_ALL): Add DEBUG_RELAXATION.
1521 (debug_string_to_enum): Add relaxation debug option.
1523 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
1524 Layout::Relaxation_debug_check::read_sections,
1525 Layout::Relaxation_debug_check::read_sections): New method definitions.
1526 (Layout::Layout): Initialize data members
1527 record_output_section_data_from_scrips_,
1528 script_output_section_data_list_ and relaxation_debug_check_.
1529 (Layout::save_segments, Layout::restore_segments,
1530 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1531 Layout::relaxation_loop_body): New method definitions.
1532 (Layout::finalize): Support relaxation. Move section layout code to
1533 Layout::relaxation_loop_body.
1534 (Layout::set_asection_address_from_script): Move code for orphan
1535 section placement out.
1536 (Layout::place_orphan_sections_in_script): New method definition.
1537 * layout.h (Output_segment_headers, Output_file_header):
1538 New forward class declarations.
1539 (Layout::~Layout): Define.
1540 (Layout::new_output_section_data_from_script): New method definition.
1541 (Layout::place_orphan_sections_in_script): New method declaration.
1542 (Layout::Segment_states): New type declaration.
1543 (Layout::save_segments, Layout::restore_segments,
1544 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
1545 Layout::relaxation_loop_body): New method declarations.
1546 (Layout::Output_section_data_list): New type declaration.
1547 (Layout::Relaxation_debug_check): New class definition.
1548 (Layout::record_output_section_data_from_script_,
1549 Layout::script_output_section_data_list_, Layout::segment_states_,
1550 Layout::relaxation_debug_check_): New data members.
1551 * output.cc: (Output_section_headers::do_size): New method definition.
1552 (Output_section_headers::Output_section_headers): Move size
1553 computation to Output_section_headers::do_size.
1554 (Output_segment_headers::do_size): New method definition.
1555 (Output_file_header::Output_file_header): Move size computation to
1556 Output_file_header::do_size and call it.
1557 (Output_file_header::do_size): New method definition.
1558 (Output_data_group::Output_data_group): Adjust call to
1559 Output_section_data.
1560 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
1561 (Output_symtab_xindex::do_write): Add array bound check.
1562 (Output_section::Input_section::print_to_mapfile): Handle
1563 RELAXED_INPUT_SECTION_CODE.
1564 (Output_section::Output_section): Initialize data member checkpoint_.
1565 (Output_section::~Output_section): Delete checkpoint object pointed
1567 (Output_section::add_input_section): Always add an Input_section if
1569 (Output_section::add_merge_input_section): Add assert.
1570 (Output_section::relax_input_section): New method definition.
1571 (Output_section::set_final_data_size): Set load address to zero for
1572 an unallocated section.
1573 (Output_section::do_address_and_file_offset_have_reset_values):
1574 New method definition.
1575 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
1576 Handle relaxed input section.
1577 (Output_section::sort_attached_input_sections): Checkpoint input
1578 section list lazily.
1579 (Output_section::get_input_sections): Change type of input_sections to
1580 list of Simple_input_section pointers. Checkpoint input section list
1581 lazily. Also handle relaxed input sections.
1582 (Output_section::add_input_section_for_script): Take a reference to
1583 a Simple_input_section object instead of Relobj pointer and section
1584 index as parameter. Handle relaxed input sections.
1585 (Output_section::save_states, Output_section::restore_states): New
1587 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
1588 (Output_data::is_data_size_fixed): New method definition.
1589 (Output_data::reset_addresss_and_file_offset): Do not reset data size
1591 (Output_data::address_and_file_offset_have_reset_values): New method
1593 (Output_data::do_address_and_file_offset_have_reset_values): New method
1595 (Output_data::set_data_size): Check that data size is not fixed.
1596 (Output_data::fix_data_size): New method definition.
1597 (Output_data::is_data_size_fixed_): New data member.
1598 (Output_section_headers::set_final_data_size): New method definition.
1599 (Output_section_headers::do_size): New method declaration.
1600 (Output_segment_headers::set_final_data_size): New method definition.
1601 (Output_segment_headers::do_size): New method declaration.
1602 (Output_file_header::set_final_data_size)::New method definition.
1603 (Output_file_header::do_size)::New method declaration.
1604 (Output_section_data::Output_section_data): Add new parameter
1605 is_data_size_fixed and use it to fix data size.
1606 (Output_data_const::Output_data_const): Adjust call to base class
1607 constructor and fix data size.
1608 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
1609 base class constructor and fix data size.
1610 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
1611 base class constructor and fix data size.
1612 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
1613 class constructor and fix data size.
1614 (Output_data_group::set_final_data_size): New method definition.
1615 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
1616 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
1617 class constructor and fix data size.
1618 (Output_relaxed_input_section): New class definition.
1619 (Output_section::Simple_input_section): New class definition.
1620 (Output_section::get_input_sections): Adjust parameter list.
1621 (Output_section::add_input_section_for_script): Same.
1622 (Output_section::save_states, Output_section::restore_states,
1623 Output_section::do_address_and_file_offset_have_reset_values,
1624 (Output_section::Input_section::Input_section): Handle
1625 RELAXED_INPUT_SECTION_CODE. Add new overload for
1626 Output_relaxed_input_section.
1627 (Output_section::Input_section::is_input_section,
1628 Output_section::Input_section::set_output_section): Handle relaxed
1630 (Output_section::Input_section::is_relaxed_input_section,
1631 Output_section::Input_section::output_section_data,
1632 Output_section::Input_section::relaxed_input_section): New method
1634 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
1636 (Output_section::Input_section::u1_): Update comments.
1637 (Output_section::Input_section::u2_): Add new union member poris.
1638 (Output_section::Checkpoint_output_section): New classs definition.
1639 (Output_section::relax_input_section): New method declaration.
1640 (Output_section::checkpoint_): New data member.
1641 (Output_segment): Update comments.
1642 (Output_segment::Output_segment): Un-privatize copy constructor.
1643 (Output_segment::operator=): Un-privatize.
1644 * script-sections.cc (Output_section_element::Input_section_list):
1645 Change element type to Output_section::Simple_input_section.
1646 (Output_section_element_dot_assignment::set_section_addresses):
1647 Register output section data for relaxation clean up.
1648 (Output_data_exression::Output_data_expression): Adjust call to base
1649 constructor to fix data size.
1650 (Output_section_element_data::set_section_addresses): Register
1651 Output_data_expression object for relaxation clean up.
1652 (struct Input_section_info): Replace Relobj pointer and section index
1653 pair with Output_section::Simple_input_section and Convert struct to a
1655 (Input_section_sorter::operator()): Adjust access to
1656 Input_section_info data member to use accessors.
1657 (Output_section_element_input::set_section_addresses): Use layout
1658 parameter. Adjust code to use Output_section::Simple_input_section
1659 and Input_secction_info classes. Register filler for relaxation
1661 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
1662 and section index pair with Output_section::Simple_input_section
1663 class. Adjust code accordingly.
1664 (Phdrs_element::release_segment): New method definition.
1665 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
1667 (Script_sections::release_segments): New method definition.
1668 * gold/script-sections.h (Script_sections::release_segments): New
1670 * gold/target.h (Target::may_relax, Target::relax,
1671 Target::do_may_relax, Target::do_relax): New method definitions.
1673 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
1675 * arm.cc (has_signed_unsigned_overflow): New function.
1676 (Arm_relocate_functions::abs8): New function.
1677 (Target_arm::Scan::local): Handle R_ARM_ABS8.
1678 (Target_arm::Scan::global): Likewise.
1679 (Target_arm::relocate::relocate): Likewise.
1680 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
1683 2009-09-16 Cary Coutant <ccoutant@google.com>
1685 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
1686 * testsuite/Makefile.in: Regenerate.
1688 2009-09-11 Nick Clifton <nickc@redhat.com>
1690 * po/gold.pot: Updated by the Translation project.
1692 2009-09-08 Cary Coutant <ccoutant@google.com>
1694 * output.cc (Output_file::open): Add execute permission to empty file.
1695 * testsuite/Makefile.am (permission_test): New test.
1696 * testsuite/Makefile.in: Regenerate.
1698 2009-09-02 Ian Lance Taylor <iant@google.com>
1700 * output.cc (Output_file::resize): Call map_no_anonymous rather
1703 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
1705 * gold.cc: Include "incremental.h".
1706 (queue_initial_tasks): Call Incremental_checker methods.
1707 * incremental.cc: Include "output.h".
1708 (Incremental_checker::can_incrementally_link_output_file): New
1710 * incremental.h (Incremental_checker): New class.
1712 * output.cc (Output_file::open_for_modification): New method.
1713 (Output_file::map_anonymous): Changed return type to bool. Record
1715 (Output_file::map_no_anonymous): New method, broken out of map.
1716 (Output_file::map): Use map_no_anonymous and map_anonymous.
1717 * output.h (class Output_file): Update declarations.
1719 2009-08-24 Cary Coutant <ccoutant@google.com>
1721 * options.h (Command_line::Pre_options): New class.
1722 (Command_line::pre_options): New member.
1723 * options.cc (gold::options::ready_to_register): New variable.
1724 (One_option::register_option): Do nothing if not registering options.
1725 Assert if same short option registered twice.
1726 (General_options::General_options): Turn off option registration when
1728 (Command_line::Pre_options::Pre_options): New constructor.
1730 2009-08-24 Cary Coutant <ccoutant@google.com>
1732 * options.h (General_options::no_keep_memory): Remove incorrect
1735 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1737 * Makefile.am (am__skiplex, am__skipyacc): New.
1738 * Makefile.in: Regenerate.
1740 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1742 * Makefile.am (AM_CPPFLAGS): Renamed from ...
1743 (INCLUDES): ... this.
1744 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
1745 (AM_CPPFLAGS): Renamed from ...
1746 (INCLUDE): ... this.
1747 * Makefile.in, testsuite/Makefile.in: Regenerate.
1749 * Makefile.in: Regenerate.
1750 * aclocal.m4: Likewise.
1751 * config.in: Likewise.
1752 * configure: Likewise.
1753 * testsuite/Makefile.in: Likewise.
1755 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1756 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
1757 * Makefile.in: Regenerate.
1758 * testsuite/Makefile.in: Regenerate.
1760 2009-08-19 Cary Coutant <ccoutant@google.com>
1762 * resolve.cc (Symbol_table::resolve): Don't complain about defined
1763 symbols in shared libraries overridden by hidden or internal symbols
1764 in the main program.
1766 2009-08-19 Chris Demetriou <cgd@google.com>
1768 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
1769 checking source file names in error messages.
1771 2009-08-18 Doug Kwan <dougkwan@google.com>
1773 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
1774 an elcpp::Ehdr as parameter. Adjust call to set_target.
1775 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
1776 an elfcpp::Ehdr as parameter.
1777 * object.cc (Object::set_target): Remove the version that looks up
1778 a target and sets it.
1779 (Sized_relobj::setup): Take a Target object instead of
1780 an elfcpp::Ehdr as parameter. Adjust call to set_target.
1781 (make_elf_sized_object): Find target and ask target to
1783 * object.h: (Object::set_target): Remove the version that looks up
1784 a target and sets it.
1785 (Sized_relobj::setup): Take a Target object instead of
1786 an elfcpp:Ehdr as parameter.
1787 * target.cc: Include dynobj.h.
1788 (Target::do_make_elf_object_implementation): New.
1789 (Target::do_make_elf_object): New.
1790 * target.h (Target::make_elf_object): New template declaration.
1791 (Target::do_make_elf_object): New method declarations.
1792 (Target::do_make_elf_object_implementation): New template declaration.
1794 2009-08-14 Ian Lance Taylor <iant@google.com>
1796 * gold.h (FUNCTION_NAME): Define.
1797 (gold_unreachable): Use FUNCTION_NAME.
1799 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1801 * icf.cc (Icf::find_identical_sections): Issue a warning when a
1802 symbol in the --keep-unique list is not found.
1804 2009-08-12 Sriraman Tallam <tmsriram@google.com>
1806 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
1807 been maked as --keep-unique.
1808 (Icf::unfold_section): New function.
1809 * icf.h (Icf::unfold_section): New function.
1810 * options.h (General_options::keep_unique): New option.
1811 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
1812 * testsuite/Makefile.in: Regenerate.
1813 * testsuite/icf_keep_unique_test.sh: New file.
1814 * testsuite/icf_keep_unique_test.cc: New file.
1816 2009-08-12 Cary Coutant <ccoutant@google.com>
1819 * resolve.cc (Symbol_table::resolve): Check for references from
1820 dynamic objects to hidden and internal symbols.
1821 * testsuite/Makefile.am (hidden_test.sh): New test.
1822 * testsuite/Makefile.in: Regenerate.
1823 * testsuite/hidden_test.sh: New script.
1824 * testsuite/hidden_test_1.c: New test source.
1825 * testsuite/hidden_test_main.c: New test source.
1827 2009-08-11 Doug Kwan <dougkwan@google.com>
1829 * arm.cc: Update comments.
1830 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
1831 segment to locate the .ARM.exidx section if present.
1833 2009-08-09 Doug Kwan <dougkwan@google.com>
1835 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
1838 2009-08-07 Sriraman Tallam <tmsriram@google.com>
1839 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
1842 2009-08-06 Sriraman Tallam <tmsriram@google.com>
1844 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
1845 valid tls_segment only for non-debug-section relocations.
1846 * testsuite/Makefile.am: Add gc_tls_test.
1847 * testsuite/Makefile.in: Regenerate.
1848 * testsuite/gc_tls_test.cc: New file.
1849 * testsuite/gc_tls_test.sh: New file.
1851 2009-08-05 Sriraman Tallam <tmsriram@google.com>
1855 * Makefile.am (CCFILES): Add icf.cc.
1857 * Makefile.in: Regenerate.
1858 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
1859 * gc.h (gc_process_relocs): Populate lists used by icf to contain
1860 section, symbol and addend information for the relocs.
1861 * gold.cc (queue_middle_tasks): Call identical code folding.
1862 * gold.h: Add defines for multimap.
1863 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
1864 to the call of finalize_local_symbols.
1865 * main.cc (main): Create object of class Icf.
1866 * object.cc (Sized_relobj::do_layout): Allow this function to be
1867 called twice during icf.
1868 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
1869 to sections marked as identical by icf.
1870 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
1872 (Sized_relobj::do_section_entsize): New function.
1873 * object.h (Object::section_entsize): New function.
1874 (Object::do_section_entsize): New pure virtual function.
1875 (Relobj::finalize_local_symbols): Add new parameter.
1876 (Relobj::do_section_entsize): New function.
1877 * options.h (General_options::icf): New option.
1878 (General_options::icf_iterations): New option.
1879 (General_options::print_icf_sections): New option.
1880 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
1881 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
1882 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
1884 * symtab.cc (Symbol_table::is_section_folded): New function.
1885 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
1886 to sections marked as identical by icf.
1887 * symtab.h (Symbol_table::set_icf): New function.
1888 (Symbol_table::icf): New function.
1889 (Symbol_table::is_section_folded): New function.
1890 (Symbol_table::icf_): New data member.
1891 * target-reloc.h (relocate_section): Ignore sections folded by icf.
1892 * testsuite/Makefile.am: Add commands to build icf_test.
1893 * testsuite/Makefile.in: Regenerate.
1894 * testsuite/icf_test.sh: New file.
1895 * testsuite/icf_test.cc: New file.
1897 2009-07-24 Chris Demetriou <cgd@google.com>
1899 * layout.cc (is_compressible_debug_section): Fix incorrect
1900 comment about compressed section names.
1902 2009-07-20 Ian Lance Taylor <ian@airs.com>
1905 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
1907 2009-07-16 Ian Lance Taylor <iant@google.com>
1910 * layout.h: #include <map>.
1911 (class Kept_section): Change from struct to class. Add accessors
1912 and setters. Add section size to Comdat_group mapping. Change
1913 Comdat_group to std::map. Add is_comdat_ field. Add
1914 linkonce_size field in union.
1915 (class Layout): Update declaration of find_or_add_kept_section.
1916 Don't declare find_kept_object.
1917 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
1918 parameter. Add object, shndx, is_comdat, and is_group_name
1919 parameters. Change all callers. Adjust for new Kept_section.
1920 (Layout::find_kept_object): Remove.
1921 * object.cc (Sized_relobj::include_section_group): Update use of
1922 Kept_section. Rename secnum to shndx. Only record
1923 Kept_comdat_section if sections are the same size.
1924 (Sized_relobj::include_linkonce_section): Update use of
1925 Kept_section. Only record Kept_comdat_section if sections are the
1926 same size. Set size of linkonce section.
1927 (Sized_relobj::map_to_kept_section): Update call to
1928 get_kept_comdat_section.
1929 * object.h (class Sized_relobj): Rename fields in
1930 Kept_comdat_section to drop trailing underscores; change object
1931 field to Relobj*. Change Kept_comdat_section_table to store
1932 struct rather than pointer.
1933 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
1934 Add kept_object and kept_shndx parameters. Change all callers.
1935 (Sized_relobj::get_kept_comdat_section): Change return type to
1936 bool. Add kept_object and kept_shndx parameters. Change all
1938 * plugin.cc (Pluginobj::include_comdat_group): Update call to
1939 Layout::find_or_add_kept_section.
1941 2009-07-09 Ian Lance Taylor <iant@google.com>
1943 * merge.cc (Object_merge_map::initialize_input_to_output_map):
1944 Reserve space in the hash table.
1946 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
1948 * fileread.cc (File_read::get_mtime): New method.
1949 * fileread.h (Timespec): New structure.
1950 (File_read::get_mtime): New method.
1951 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
1952 Renamed from timestamp_nsec.
1953 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
1955 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
1957 (Incremental_inputs::report_archive): Save mtime; style fix.
1958 (Incremental_inputs::report_obejct): Save mtime; style fix.
1959 (Incremental_inputs::report_script): Save mtime; style fix.
1960 (Incremental_inputs::finalize_inputs): Style fix.
1961 (Incremental_inputs::finalize): Style fix.
1962 (Incremental_inputs::create_input_section_data): Store inputs
1964 * incremental.h (Incremental_inputs::report_script): Add mtime
1966 (Incremental_inputs::Input_info::Input_info): Intialize only one
1968 (Incremental_inputs::Input_info::archive): Move to nameless
1970 (Incremental_inputs::Input_info::obejct): Move to nameless union.
1971 (Incremental_inputs::Input_info::script): Move to nameless union.
1972 (Incremental_inputs::mtime): New field.
1973 * script.cc (read_input_script): Pass file mtime to
1975 * script.h (Script_info::inputs): Style fix.
1977 2009-07-01 Ian Lance Taylor <ian@airs.com>
1979 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
1982 2009-06-24 Ian Lance Taylor <iant@google.com>
1985 * layout.cc (Layout::choose_output_section): If we find an
1986 existing section, update the flags.
1987 (Layout::create_notes): New function, broken out of
1989 (Layout::finalize): Don't create note sections.
1990 (Layout::create_note): Don't crash if linker script discards
1992 (Layout::create_gold_note): Likewise.
1993 (Layout::create_build_id): Likewise. Don't set
1994 after_input_sections on the section.
1995 (Layout::create_executable_stack_info): Remove target parameter.
1997 * layout.h (class Layout): Declare create_notes. Update
1998 declaration of create_executable_stack_info.
1999 * gold.cc (queue_middle_tasks): Call create_notes.
2000 * output.cc (Output_section::update_flags_for_input_section): Move
2001 here from output.h. If SHF_ALLOC flag is newly set, mark address
2003 * output.h (Output_data::mark_address_invalid): New function.
2004 (class Output_section): Only declare, not define,
2005 update_flags_for_input_section. Remove set_flags.
2007 2009-06-24 Ian Lance Taylor <iant@google.com>
2009 * script-sections.cc (Output_section_definition::
2010 set_section_addresses): Rename shadowing local load_address to
2013 2009-06-24 Ian Lance Taylor <iant@google.com>
2016 * reloc.cc (relocate_sections): Skip empty relocation sections.
2018 2009-06-23 Ian Lance Taylor <iant@google.com>
2021 * layout.cc (Layout::create_note): Use choose_output_section
2022 rather than make_output_section.
2024 2009-06-23 Ian Lance Taylor <iant@google.com>
2027 * options.cc (General_options::parse_V): Set printed_version_.
2028 (General_options::General_options): Initialize printed_version_.
2029 * options.h (class General_options): Add printed_version_ field.
2030 * gold.cc (queue_initial_tasks): If there are no input files,
2031 don't give a fatal error if we printed the version information.
2032 (queue_middle_tasks): If using -r with a shared object, give a
2033 fatal error rather than an ordinary error.
2035 2009-06-23 Ian Lance Taylor <iant@google.com>
2038 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
2039 (Layout::make_output_section): Set have_stabstr_section_ if we see
2040 a .stab*str section.
2041 (Layout::finalize): Call link_stabs_sections.
2042 (Layout::link_stabs_sections): New file.
2043 * layout.h (class Layout): Add have_stabstr_section_ field.
2044 Declare link_stabs_sections.
2046 2009-06-23 Doug Kwan <dougkwan@google.com>
2048 * Makefile.am (libgold_a_LIBADD): New.
2049 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
2050 * Makefile.in: Regenerate.
2051 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
2052 * configure: Regenerate.
2053 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
2054 * fileread.cc: Include sys/state.h
2055 * gold.h: Declare memmem and strndup if found missing.
2056 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
2058 2009-06-23 Ian Lance Taylor <iant@google.com>
2060 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
2061 * configure: Rebuild.
2063 2009-06-23 Ian Lance Taylor <iant@google.com>
2066 * object.cc (Object::section_contents): Don't try to get a view if
2067 the section has length zero.
2068 (Object::handle_gnu_warning_section): If the section is empty, use
2069 the name of the section as the warning.
2071 2009-06-23 Ian Lance Taylor <iant@google.com>
2074 * stringpool.h (class Stringpool_template): Add optimize_ field.
2075 (Stringpool_template::set_optimize): New function.
2076 * stringpool.cc (Stringpool_template::Stringpool_template):
2077 Initialize optimize_ field.
2078 (Stringpool_template::set_string_offsets): Test local optimize
2079 fild rather than parameter.
2080 * layout.cc (Layout::Layout): Call set_optimize on the section
2083 2009-06-22 Ian Lance Taylor <iant@google.com>
2086 * yyscript.y: Parse TARGET.
2087 * script.cc (script_set_target): New function.
2088 * script-c.h (script_set_target): Declare.
2089 * options.cc (General_options::string_to_object_format): Rename
2090 from string_to_object_format in anonymous namespace. Change
2092 * options.h (class General_options): Declare
2093 string_to_object_format.
2095 2009-06-22 Ian Lance Taylor <iant@google.com>
2097 * script-sections.cc (Script_sections::create_segments): Don't put
2098 program headers in a PT_LOAD segment if -n or -N.
2100 2009-06-22 Ian Lance Taylor <iant@google.com>
2103 * options.h (class General_options): Add -z lazy and -z now. Sort
2104 -z options into alphabetical order.
2105 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
2107 2009-06-21 Ian Lance Taylor <iant@google.com>
2109 * layout.cc (Layout::make_output_section): Call
2110 Target::new_output_section.
2111 (Layout::attach_allocated_section_to_segment): Put large section
2112 sections in a separate load segment with the large segment flag
2114 (Layout::segment_precedes): Sort large data segments after other
2116 (align_file_offset): New static function.
2117 (Layout::set_segment_offsets): Use align_file_offset.
2118 * output.h (class Output_section): Add is_small_section_ and
2119 is_large_section_ fields.
2120 (Output_section::is_small_section): New function.
2121 (Output_section::set_is_small_section): New function.
2122 (Output_section::is_large_section): New function.
2123 (Output_section::set_is_large_section): New function.
2124 (Output_section::is_large_data_section): New function.
2125 (class Output_segment): Add is_large_data_segment_ field.
2126 (Output_segment::is_large_data_segment): New function.
2127 (Output_segment::set_is_large_data_segment): New function.
2128 * output.cc (Output_section::Output_section): Initialize new
2130 (Output_segment::Output_segment): Likewise.
2131 (Output_segment::add_output_section): Add assertion that large
2132 data sections always go in large data segments. Force small data
2133 sections to the end of the list of data sections. Force small BSS
2134 sections to the start of the list of BSS sections. For large BSS
2135 sections to the end of the list of BSS sections.
2136 * symtab.h (class Symbol): Declare is_common_shndx.
2137 (Symbol::is_defined): Check Symbol::is_common_shndx.
2138 (Symbol::is_common): Likewise.
2139 (class Symbol_table): Define enum Commons_section_type. Update
2140 declarations. Add small_commons_ and large_commons_ fields.
2141 * symtab.cc (Symbol::is_common_shndx): New function.
2142 (Symbol_table::Symbol_table): Initialize new fields.
2143 (Symbol_table::add_from_object): Put small and large common
2144 symbols in the right list.
2145 (Symbol_table::sized_finalized_symbol): Check
2146 Symbol::is_common_shndx.
2147 (Symbol_table::sized_write_globals): Likewise.
2148 * common.cc (Symbol_table::do_allocate_commons): Allocate new
2149 common symbol lists. Don't call do_allocate_commons_list if the
2151 (Symbol_table::do_allocate_commons_list): Remove is_tls
2152 parameter. Add comons_section_type parameter. Change all
2153 callers. Handle small and large common symbols.
2154 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
2155 Symbol::is_common_shndx.
2156 * resolve.cc (symbol_to_bits): Likewise.
2157 * target.h (Target::small_common_shndx): New function.
2158 (Target::small_common_section_flags): New function.
2159 (Target::large_common_shndx): New function.
2160 (Target::large_common_section_flags): New function.
2161 (Target::new_output_section): New function.
2162 (Target::Target_info): Add small_common_shndx, large_common_shndx,
2163 small_common_section_flags, and large_common_section_flags
2165 (Target::do_new_output_section): New virtual function.
2166 * arm.cc (Target_arm::arm_info): Initialize new fields.
2167 * i386.cc (Target_i386::i386_info): Likewise.
2168 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
2170 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
2171 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
2172 (Target_x86_64::do_new_output_section): New function.
2173 * configure.ac: Define conditional MCMODEL_MEDIUM.
2174 * testsuite/Makefile.am (check_PROGRAMS): Add large.
2175 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
2176 (large_LDFLAGS): Define.
2177 * testsuite/large.c: New file.
2178 * testsuite/testfile.cc (Target_test::test_target_info):
2179 Initialize new fields.
2180 * configure, testsuite/Makefile.in: Rebuild.
2182 2009-06-05 Doug Kwan <dougkwan@google.com>
2184 * Makefile.am (CCFILES): Add target.cc.
2185 * Makefile.in: Regenerate.
2186 * i386.cc (class Target_i386): Define new virtual method to
2187 override do_is_local_label_name in parent.
2188 * object.cc (Sized_relobj::do_count_local_symbols): Discard
2189 local symbols if --discard-locals or -X is given.
2190 * options.h (class General_options): Declare new options
2191 '--discard-locals' and '-X' for discarding locals.
2192 * target.h (class Target): Define new methods is_local_label_name.
2193 Declare new virtual method do_is_local_label_name.
2194 * target.cc: New file.
2195 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
2196 (check_SCRIPTS): Add discard_locals_test.sh.
2197 (check_DATA): Add discard_local_tests.syms.
2198 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
2199 (discard_local_tests.syms, discard_locals_test.o): New make rules.
2200 * testsuite/Makefile.in: Regenerate.
2201 * testsuite/discard_locals_test.c: New file.
2202 * testsuite/discard_locals_test.sh: Same.
2204 2009-06-05 Doug Kwan <dougkwan@google.com>
2206 * object.cc (Sized_relobj::Sized_relobj): Initialize
2207 discarded_eh_frame_shndx_ to -1U.
2208 (Sized_relobj::do_layout): Record index of a discard .eh_frame
2210 (Sized_relobj::do_count_local_symbols): Skip local symbols in
2211 a discarded .eh_frame section.
2212 (Sized_relobj::do_finalize_local_symbols): Ditto.
2213 * object.h (class Sized_relobj): Declare new member
2214 discarded_eh_frame_shndx_.
2215 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
2216 (local_labels_test.o, local_labels_test): New rules.
2217 * testsuite/Makefile.in: Regenerate.
2219 2009-06-04 Doug Kwan <dougkwan@google.com>
2221 * layout.cc (Layout::section_name_mapping): Add mapping for
2222 special ARM sections.
2224 2009-06-03 Doug Kwan <dougkwan@google.com>
2226 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
2227 (utils::has_overflow): Same.
2229 2009-06-03 Ian Lance Taylor <iant@google.com>
2231 * layout.cc (Layout::section_name_mapping): New array, replacing
2232 Layout::linkonce_mapping.
2233 (Layout::section_name_mapping_count): New variable, replacing
2234 Layout::linkonce_mapping_count.
2235 (Layout::linkonce_output_name): Remove.
2236 (Layout::output_section_name): Rewrite.
2237 * layout.h (class Layout): Rename Linkonce_mapping to
2238 Section_name_mapping, linkonce_mapping to section_name_mapping,
2239 linkonce_mapping_count to section_name_mapping_count. Don't
2240 declare linkonce_output_name.
2242 2009-06-03 Doug Kwan <dougkwan@google.com>
2244 * gold/arm.cc (namespace utils): New.
2245 (Target_arm::reloc_is_non_pic): Define new method.
2246 (class Arm_relocate_functions): New.
2247 (Target_arm::Relocate::relocate): Handle relocation types used by
2250 2009-06-03 Ian Lance Taylor <iant@google.com>
2252 * arm.cc (Target_arm::scan::global): Use || instead of |.
2254 2009-06-02 Doug Kwan <dougkwan@google.com>
2256 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
2257 issued_non_pic_error_.
2258 (class Target_arm::Scan): Declare new method check_non_pic.
2259 Define new method symbol_needs_plt_entry.
2260 Declare new data member issued_non_pic_error_.
2261 (class Target_arm::Relocate): Declare new method
2262 should_apply_static_reloc.
2263 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
2264 (Target_arm::Scan::check_non_pic): Define new method.
2265 (Target_arm::Scan::local): Handle a small subset of reloc types used
2267 (Target_arm::Scan::local): Same.
2268 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
2270 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
2272 * incremental.cc (Incremental_inputs::report_command_line): Filter
2273 out --incremental-* options.
2275 2009-05-29 Doug Kwan <dougkwan@google.com>
2277 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
2279 (class Target_arm): Update comment.
2280 (Target_arm::Target_arm): Initialize new data members GOT_,
2281 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
2282 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
2283 and Target_arm::rel_dyn_section.
2284 Declare new_enum Target_arm::Got_type.
2285 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
2287 Update commments for member do_dynsym_value.
2288 (Target_arm::got_size, Target_arm::plt_section,
2289 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
2290 new methods inside class defintion.
2291 (Target_arm::got_section): Define new method.
2292 (Target_arm::rel_dyn_section): Same.
2293 (Output_data_plt_arm): New template class.
2294 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
2295 (Output_data_plt_arm:do_adjust_output_section): Define new method.
2296 (Output_data_plt_arm::add_entry): Same.
2297 (Output_data_plt_arm::first_plt_entry): Define new
2298 static data member for PLT instruction template.
2299 (Output_data_plt_arm::plt_entry): Same.
2300 (Output_data_plt_arm::do_write): Define new method.
2301 (Target_arm::make_plt_entry): Same.
2302 (Target_arm::do_finalize_sections): Same.
2303 (Target_arm::do_dynsym_value): Same.
2305 2009-05-28 Doug Kwan <dougkwan@google.com>
2307 * Makefile.am (TARGETSOURCES): Add arm.cc.
2308 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
2309 * Makefile.in: Regenerate.
2311 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
2313 2009-05-26 Doug Kwan <dougkwan@google.com>
2315 * options.cc (General_options::parse_exclude_libs). Fix a comment.
2316 (General_options::check_excluded_libs): Strip off directories in
2317 archive name before matching like GNU ld does.
2318 * testsuite/Makefile.am (MOSTLYCLEANFILES,
2319 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
2320 (exclude_libs_test_LDFLAGS): Add linker option
2321 -Wl,--exclude-libs,libexclude_libs_test_3
2322 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
2323 an explicit archive without using -l.
2324 (alt/libexclude_libs_test_3.a): New make rule.
2325 * testsuite/Makefile.in: Regenerate.
2326 * testsuite/exclude_libs_test.c : Declare lib3_default().
2328 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
2329 * exclude_libs_test_3.c: New file.
2331 2009-05-26 Nick Clifton <nickc@redhat.com>
2333 * po/id.po: New Indonesian translation.
2334 * po/gold.pot: Updated template file.
2336 2009-05-22 Sriraman Tallam <tmsriram@google.com>
2338 * testsuite/Makefile.am: Add -ffunction-sections to compile
2339 gc_comdat_test files. Add -Wl,--gc-sections to build
2341 * testsuite/Makefile.in: Regenerate.
2342 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
2344 2009-05-21 Sriraman Tallam <tmsriram@google.com>
2346 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
2347 kept comdat section was garbage collected.
2348 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
2349 * testsuite/Makefile.in: Regenerate.
2350 * testsuite/gc_comdat_test.sh: New file.
2351 * testsuite/gc_comdat_test_1.cc: New file.
2352 * testsuite/gc_comdat_test_2.cc: New file.
2354 2009-05-19 Doug Kwan <dougkwan@google.com>
2356 * archive.cc (Archive::Archive): Move constructor from archive.h
2357 to here. Initialize no_export_.
2358 (Archive::get_elf_object_for_member): Set no_export flag of object.
2359 * archive.h (Archive::Archive): Move constructor body to
2361 (Archive::no_export): New method.
2362 (Archive::no_export_): New field.
2363 * object.h (Object::Object): Initialize no_export_ to false.
2364 (Object::no_export, Object::set_no_export): New methods.
2365 (Object::no_export_): New field.
2366 * options.cc (General_options::parse_exclude_libs): New method.
2367 (General_options::check_excluded_libs) Same.
2368 * options.h (exclude_libs): New option.
2369 (General_options::check_excluded_libs): New method declaration.
2370 (General_options::excluded_libs_): New field.
2371 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
2372 default or protected visibility if an object has no-export flag set.
2373 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
2374 (check_SCRIPTS): Add exclude_libs_test.sh.
2375 (check_DATA): Add exclude_libs_test.syms.
2376 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
2377 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
2378 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
2379 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
2380 (exclude_libs_test.syms, libexclude_libs_test_1.a,
2381 libexclude_libs_test_2.a): New rules.
2382 * testsuite/Makefile.in: Regenerate.
2383 * testsuite/exclude_libs_test.c: New file.
2384 * testsuite/exclude_libs_test.sh: Ditto.
2385 * testsuite/exclude_libs_test_1.c: Ditto.
2386 * testsuite/exclude_libs_test_2.c: Ditto.
2388 2009-05-15 Ian Lance Taylor <iant@google.com>
2390 * configure.ac: Check for declarations for cases where libiberty.h
2391 checks HAVE_DECL_xxx.
2392 * configure, config.in: Rebuild.
2394 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
2396 * gold.h (Incremental_argument_list): Remove (invalid) forward
2398 * incremental.cc (Incremental_inputs::report_achive): New method.
2399 (Incremental_inputs::report_object): New method.
2400 (Incremental_inputs::report_script): New method.
2401 (Incremental_inputs::finalize_inputs): New method.
2402 (Incremental_inputs::finalize): Call finalize_inputs().
2403 (Incremental_inputs::sized_create_incremental_inputs_section_data):
2404 Create inputs entries.
2405 * incremental.h (Incremental_input_type): New enum.
2406 (Incremental_inputs::Incremental_input): Initialize new fields.
2407 (Incremental_inputs::report_inputs): New method.
2408 (Incremental_inputs::report_achive): New method.
2409 (Incremental_inputs::report_object): New method.
2410 (Incremental_inputs::report_script): New method.
2411 (Incremental_inputs::finalize_inputs): New method.
2412 (Incremental_inputs::Input_info): New struct.
2413 (Incremental_inputs::Input_info_map): New typedef.
2414 (Incremental_inputs::lock_): New field.
2415 (Incremental_inputs::Inputs_): New field.
2416 (Incremental_inputs::Inputs_map): New field.
2417 * main.cc (main): Call Incremental_input::report_inputs.
2418 * options.h (Input_argument_list): Typedef moved from
2420 (Input_file_group::Files): Remove, use ::Input_argument_list.
2421 (Input_file_group::Input_argument_list): Remove, use
2422 ::Input_argument_list.
2423 * plugin.cc (Plugin_manager::add_input_file): Add error in
2425 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
2427 * script.cc (read_input_script): Call
2428 Incremental_input::report_script.
2429 * script.h (Script_info): New class.
2431 2009-04-27 Ian Lance Taylor <iant@google.com>
2433 * x86_64.cc (do_adjust_output_section): Set entsize to
2436 2009-04-23 Elliott Hughes <enh@google.com>
2438 * output.cc (Output_file::close): After short writes, continue
2439 writing from the correct offset in the buffer being written.
2441 2009-04-23 Chris Demetriou <cgd@google.com>
2443 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
2444 * configure: Regenerate.
2445 * config.in: Regenerate.
2446 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
2447 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
2449 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
2451 * incremental.cc (Incremental_inputs_header_data): Renamed from
2452 Incremental_input_header_data.
2453 (Incremental_inputs_header_data::data_size): New field.
2454 (Incremental_inputs_header_data::put_input_file_count): Renamed
2455 from input_file_count.
2456 (Incremental_inputs_header_data::put_command_line_offset): Renamed
2457 from command_line_offset.
2458 (Incremental_inputs_header_data::put_reserved): Renamed from
2460 (Incremental_inputs_entry_data): Renamed from
2461 Incremental_input_entry_data.
2462 (Incremental_inputs_entry_data::data_size): New field.
2463 (Incremental_inputs::report_command_line): New method.
2464 (Incremental_inputs::finalize): New method.
2465 (Incremental_inputs::create_incremental_inputs_data): New method.
2466 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
2467 * incremental.h: New file.
2468 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
2469 (Layout::finalize): Create incremental inputs section in
2471 (Layout::create_incremental_info_sections): New method.
2472 * layout.h (Layout::incremental_inputs): New method.
2473 (Layout::create_incremental_info_sections): New method.
2474 (Layout::incremental_inputs_): New field.
2475 * main.cc (main): Notify Incremental_input of the command line.
2477 2009-04-01 Ian Lance Taylor <iant@google.com>
2478 Mikolaj Zalewski <mikolajz@google.com>
2480 * gold.h (reserve_unordered_map): Define, three versions, one for
2481 each version of Unordered_map.
2482 * layout.cc (Layout::Layout): Remove options parameter. Add
2483 number_of_input_files parameter. Don't initialize options_.
2484 Initialize number_of_input_files_ and resized_signatures_. Move
2485 sections_are_attached_.
2486 (Layout::layout_group): Reserve space for group_signatures_.
2487 (Layout::find_or_add_kept_section): Change name parameter to be a
2488 reference. Resize signatures_ map when it gets large enough.
2489 (Layout::layout_eh_frame): Use parameters->options() instead of
2491 (Layout::make_output_section): Likewise.
2492 (Layout::attach_allocated_section_to_segment): Likewise.
2493 (Layout::finalize, Layout::create_executable_stack): Likewise.
2494 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
2495 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
2496 * layout.h (class Layout): Update declarations. Remove options_
2497 field. Add number_of_input_files_ and resized_signatures_
2498 fields. Move sections_are_attached_ field.
2499 * main.cc (main): Pass number of input files to Layout
2500 constructor. Don't pass options.
2502 2009-03-30 Ian Lance Taylor <iant@google.com>
2504 * ffsll.c (ffsll): Correct implementation.
2506 2009-03-27 Ian Lance Taylor <iant@google.com>
2508 * ffsll.c: New file.
2509 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
2510 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
2511 * ftruncate.c (ftruncate): Declare before definition.
2512 * mremap.c (mremap): Likewise.
2513 * pread.c (pread): Likewise.
2514 * configure, Makefile.in, config.in: Rebuild.
2516 * mremap.c: New file.
2517 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
2518 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
2519 (mremap): Declare if HAVE_MREMAP is not defined.
2520 * configure, Makefile.in, config.in: Rebuild.
2522 2009-03-27 Cary Coutant <ccoutant@google.com>
2524 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
2525 position independent.
2526 * sparc.cc (Target_sparc::check_non_pic): Likewise.
2527 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
2529 2009-03-24 Cary Coutant <ccoutant@google.com>
2531 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
2533 (needs_dynamic_reloc): Likewise.
2535 2009-03-24 Ian Lance Taylor <iant@google.com>
2537 * yyscript.y (file_cmd): Recognize EXTERN.
2538 (extern_name_list, extern_name_list_body): New nonterminals.
2539 * script.cc (script_add_extern): Define.
2540 * script-c.h (script_add_extern): Declare.
2542 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
2544 * object.cc (is_elf_object): Define.
2545 * object.h (is_elf_object): Declare.
2546 * archive.cc (Archive::get_elf_object_for_member): Call
2548 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
2550 2009-03-24 Elliott Hughes <enh@google.com>
2552 * output.cc (Output_file::map_anonymous): Define.
2553 (Output_file::map): Use map_anonymous. If the regular mmap fails,
2554 try an anonymous one. Report the size if the mmap fails.
2555 * output.h (class Output_file): Declare map_anonymous.
2557 2009-03-24 Ian Lance Taylor <iant@google.com>
2559 * target-select.cc (instantiate_target): Don't acquire the lock if
2560 the instantiated_target_ field has already been set.
2562 2009-03-23 Ian Lance Taylor <iant@google.com>
2564 * gold-threads.h (class Initialize_lock): Define.
2565 * gold-threads.cc (class Initialize_lock_once): Define.
2566 (initialize_lock_control): New static variable.
2567 (initialize_lock_pointer): New static variable.
2568 (initialize_lock_once): New static function.
2569 (Initialize_lock::Initialize_lock): Define.
2570 (Initialize_lock::initialize): Define.
2571 * target-select.h: Include "gold-threads.h".
2572 (class Target_selector): Add lock_ and initialize_lock_ fields.
2573 Don't define instantiate_target, just declare it.
2574 * target-select.cc (Target_selector::Target_selector): Initialize
2576 (Target_selector::instantiate_target): Define.
2577 * descriptors.h: Include "gold-threads.h".
2578 (class Descriptors): Add initialize_lock_ field.
2579 * descriptors.cc (Descriptors::Descriptors): Initialize new
2581 (Descriptors::open): Use initialize_lock_ field
2582 * errors.h (class Errors): Add initialize_lock_ field.
2583 * errors.cc (Errors::Errors): Initialize new field.
2584 (Errors::initialize_lock): Use initialize_lock_ field.
2585 * powerpc.cc (class Target_selector_powerpc): Remove
2586 instantiated_target_ field. In do_recognize call
2587 instantiate_target rather than do_instantiate_target. In
2588 do_instantiate_target just allocate a new target.
2589 * sparc.cc (class Target_selector_sparc): Likewise.
2591 * freebsd.h: New file.
2592 * i386.cc: Include "freebsd.h".
2593 (Target_i386): Derive from Target_freebsd rather than
2595 (Target_selector_i386): Derive from Target_selector_freebsd rather
2596 than Target_selector.
2597 * x86_64.cc: Include "freebsd.h".
2598 (Target_x86_64): Derive from Target_freebsd rather than
2600 (Target_selector_x86_64): Derive from Target_selector_freebsd
2601 rather than Target_selector.
2602 * target.h (class Target): Add adjust_elf_header and
2603 do_adjust_elf_header.
2604 * output.cc (Output_file_header:: do_sized_write): Call target
2605 adjust_elf_header routine.
2606 * configure.tgt: Set targ_osabi.
2607 * configure.ac: Define GOLD_DEFAULT_OSABI.
2608 * parameters.cc (Parameters::default_target): Pass
2609 GOLD_DEFAULT_OSABI to select_target.
2610 * target-select.h (class Target_selector): Make instantiate_target
2611 protected rather than private.
2612 * Makefile.am (HFILES): Add freebsd.h.
2613 * configure, Makefile.in, config.in: Rebuild.
2615 * merge.cc (do_add_input_section): Correct pend value. Change
2616 message about last entry not being null terminated from error to
2619 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
2621 * incremental.cc: New file.
2622 * Makefile.am (CCFILES): Add incremental.cc.
2623 * Makefile.in: Rebuild.
2625 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
2627 * layout.cc (Layout::output_section_name): Preserve names
2628 of '.note.' sections.
2630 2009-03-19 Ian Lance Taylor <iant@google.com>
2632 * descriptors.cc (Descriptors::open): Check that the options are
2633 valid before using them.
2635 2009-03-18 Ian Lance Taylor <iant@google.com>
2637 * script-sections.h: Include <list>.
2638 (class Script_sections): Change Sections_elements from std::vector
2639 to std::list. Typedef public Elements_iterator. Add
2640 orphan_section_placement_, data_segment_align_start_, and
2641 saw_data_segment_align_ fields. Remove data_segment_align_index_
2643 * script-sections.cc (class Orphan_section_placement): New class.
2644 (class Sections_element): Add virtual functions is_relro and
2645 orphan_section_init. Remove virtual function place_orphan_here.
2646 (class Output_section_definition): Add is_relro and
2647 orphan_section_init. Remove place_orphan_here.
2648 (class Orphan_output_section): Likewise.
2649 (Script_sections::Script_sections): Update for field changes.
2650 (Script_sections::data_segment_align): Set saw_data_segment_align_
2651 and data_segment_align_start_, not data_segment_align_index.
2652 (Script_sections::data_segment_relro_end): Check
2653 saw_data_segment_align_. Use data_segment_align_start_ rather
2654 than data_segment_align_index_.
2655 (Script_sections::place_orphan): Rewrite to use
2656 Orphan_section_placement.
2658 2009-03-17 Ian Lance Taylor <iant@google.com>
2660 * archive.cc (Archive::add_symbols): Check for a version attached
2661 to the symbol name in the archive map.
2662 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
2663 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
2664 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
2665 (ver_test_11.a): New target.
2666 * testsuite/Makefile.in: Rebuild.
2668 * configure.ac: Check for chsize and posix_fallocate. Replace
2670 * ftruncate.c: New file, from gnulib.
2671 * output.cc (posix_fallocate): Define dummy version if not
2672 HAVE_POSIX_FALLOCATE.
2673 (Output_file::map): Call posix_fallocate rather than lseek and
2675 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
2676 * configure, Makefile.in, config.in: Rebuild.
2678 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
2680 * layout.h (Layout::create_note): Add section_name parameter.
2681 * layout.cc (Layout::create_note): Likewise.
2682 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
2684 2009-03-17 Ian Lance Taylor <iant@google.com>
2686 * descriptors.cc: Include "options.h".
2687 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
2688 (Descriptors::open): Always use O_CLOEXEC when opening a new
2689 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
2690 then set FD_CLOEXEC.
2692 * sparc.cc (class Target_sparc): Add has_got_section.
2693 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
2694 make sure we have a GOT section.
2696 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
2697 (Target_sparc::Scan::local): Likewise.
2698 (Target_sparc::Scan::global): Likewise.
2699 (Target_sparc::Relocate::relocate): Likewise.
2700 (Target_sparc::Relocate::relocate_tls): Likewise.
2702 * symtab.cc (Symbol_table::define_default_version): New function,
2703 broken out of add_from_object.
2704 (Symbol_table::add_from_object): Call define_default_version.
2705 (Symbol_table::define_special_symbol): Add resolve_oldsym
2706 parameter. Change all callers. If the version for a symbol comes
2707 from a version script, resolve it with the symbol with the same
2708 name with no version. Also add the symbol without a version if
2710 (do_define_in_output_data): If resolving with oldsym, don't delete
2712 (do_define_in_output_segment): Likewise.
2713 (do_define_as_constant): Likewise.
2714 * symtab.h (class Symbol_table): Update declarations.
2716 2009-03-13 Ian Lance Taylor <iant@google.com>
2718 * readsyms.cc (Read_symbols::incompatible_warning): New function.
2719 (Read_symbols::requeue): New function.
2720 (Read_symbols::do_read_symbols): If make_elf_object fails because
2721 the target type is not configured, and the file was searched for,
2722 issue a warning and retry with the next directory.
2723 (Add_symbols::run): If the file has an incompatible format, and
2724 it was searched for, requeue the Read_symbols task. On error,
2726 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
2727 dirindex parameter to constructor. Change all callers. Declare
2728 incompatible_warning and requeue.
2729 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
2730 input_argument_ and input_group_ fields. Add them to
2731 constructor. Change all callers.
2732 (class Read_script): Add dirindex_ field. Add it to constructor.
2734 * archive.cc (Archive::setup): Remove input_objects parameter.
2736 (Archive::get_file_and_offset): Likewise.
2737 (Archive::read_all_symbols): Likewise.
2738 (Archive::read_symbols): Likewise.
2739 (Archive::get_elf_object_for_member): Remove input_objects
2740 parameter. Add punconfigured parameter. Change all callers.
2741 (Archive::add_symbols): Change return type to bool. Check return
2742 value of include_member.
2743 (Archive::include_all_members): Likewise.
2744 (Archive::include_member): Change return type to bool. Return
2745 false if first included object has incompatible target. Set
2746 included_member_ field.
2747 (Add_archive_symbols::run): If add_symbols returns false, requeue
2749 * archive.h (class Archive): Add included_member_ field.
2750 Initialize it in constructor. Add input_file and searched_for
2751 methods. Update declarations.
2752 (class Add_archive_symbols): Add dirpath_, dirindex_, and
2753 input_argument_ fields. Add them to constructor. Change all
2755 * script.cc: Include "target-select.h".
2756 (class Parser_closure): Add skip_on_incompatible_target_ and
2757 found_incompatible_target_ fields. Add
2758 skip_on_incompatible_target parameter to constructor. Change all
2759 callers. Add methods skip_on_incompatible_target,
2760 clear_skip_on_incompatible_target, found_incompatible_target, and
2761 set_found_incompatible_target.
2762 (read_input_script): Add dirindex parameter. Change all callers.
2763 If parser finds an incompatible target, requeue Read_symbols
2765 (script_set_symbol): Clear skip_on_incompatible_target in
2767 (script_add_assertion, script_parse_option): Likewise.
2768 (script_start_sections, script_add_phdr): Likewise.
2769 (script_check_output_format): New function.
2770 * script.h (read_input_script): Update declaration.
2771 * script-c.h (script_check_output_format): Declare.
2772 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
2773 (ignore_cmd): Remove OUTPUT_FORMAT.
2774 * fileread.cc (Input_file::Input_file): Add explicit this.
2775 (Input_file::will_search_for): New function.
2776 (Input_file::open): Add pindex parameter. Change all callers.
2777 * fileread.h (class Input_file): Add input_file_argument method.
2778 Declare will_search_for. Update declarations.
2779 * object.cc (make_elf_object): Add punconfigured parameter.
2781 * object.h (class Object): Make input_file public. Add
2782 searched_for method.
2783 (make_elf_object): Update declaration.
2784 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
2786 * dirsearch.h (class Dirsearch): Update declaration.
2787 * options.h (class General_options): Add --warn-search-mismatch.
2788 * parameters.cc (Parameters::is_compatible_target): New function.
2789 * parameters.h (class Parameters): Declare is_compatible_target.
2790 * workqueue.cc (Workqueue::add_blocker): New function.
2791 * workqueue.h (class Workqueue): Declare add_blocker.
2793 * fileread.cc (Input_file::open): Remove options parameter.
2795 (Input_file::open_binary): Likewise.
2796 * script.cc (read_input_script): Likewise.
2797 * readsyms.h (class Read_symbols): Remove options_ field. Remove
2798 options parameter from constructor. Change all callers.
2799 (class Read_script): Likewise.
2800 * fileread.h (class Input_file): Update declarations.
2801 * script.h (read_input_script): Update declaration.
2803 2009-03-10 Nick Clifton <nickc@redhat.com>
2805 * po/es.po: New Spanish translation.
2807 2009-03-06 Cary Coutant <ccoutant@google.com>
2809 * options.cc (parse_short_option): Keep dash_z from registering itself.
2811 2009-03-03 Ian Lance Taylor <iant@google.com>
2814 * target-reloc.h (relocate_section): Pass output_section to
2816 * i386.cc (Target_i386::should_apply_static_reloc): Add
2817 output_section parameter. Change all callers.
2818 (Target_i386::Relocate::relocate): Add output_section parameter.
2819 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2820 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
2821 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
2822 * testsuite/two_file_shared.sh: New script.
2823 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
2824 (check_DATA): Add two_file_shared.dbg.
2825 (two_file_shared.dbg): New target.
2826 * testsuite/Makefile.in: Rebuild.
2828 2009-03-01 Ian Lance Taylor <iant@google.com>
2830 * configure.ac: Check for byteswap.h.
2831 * configure: Rebuild.
2832 * config.in: Rebuild.
2834 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
2836 * layout.cc (Layout::find_or_add_kept_section): New function.
2837 (Layout::add_comdat): Removed.
2838 * layout.h (struct Kept_section): Move out of class Layout.
2839 Remove trailing underscores from field names. Add group_sections
2840 field. Rename group_ field to is_group. Change all uses.
2841 (class Layout): Declare find_or_add_kept_section, not add_comdat.
2842 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
2843 comdat_groups_ field.
2844 (Sized_relobj::include_section_group): Use
2845 find_or_add_kept_section and Kept_section::group_sections.
2846 (Sized_relobj::include_linkonce_section): Likewise.
2847 * object.cc (class Sized_relobj): Don't define Comdat_group or
2848 Comdat_group_table. Remove find_comdat_group and
2849 add_comdat_group. Remove comdat_groups_ field.
2850 * plugin.cc (include_comdat_group): Use
2851 Layout::find_or_add_kept_section.
2853 2009-02-28 Ian Lance Taylor <iant@google.com>
2855 * README: --gc-sections and map files are now supported. Document
2856 some build requirements.
2859 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
2860 relocatable link set the value of the section symbol to zero.
2861 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
2862 relocatable link don't include the section address in the local
2865 2009-02-27 Ian Lance Taylor <iant@google.com>
2868 * options.h (class Search_directory): Add is_system_directory.
2869 (class General_options): Declare is_in_system_directory.
2870 * options.cc (get_relative_sysroot): Make static.
2871 (get_default_sysroot): Make static.
2872 (General_optoins::is_in_system_directory): New function.
2873 * fileread.cc (Input_file::is_in_system_directory): New function.
2874 * fileread.h (class Input_file): Declare is_in_system_directory.
2875 * object.h (class Object): Add is_in_system_directory.
2876 (class Input_objects): Remove system_library_directory_ field.
2877 * object.cc (Input_objects::add_object): Don't set
2878 system_library_directory_.
2879 (input_objects::found_in_system_library_directory): Remove.
2880 * symtab.cc (Symbol_table::write_globals): Remove input_objects
2881 parameter. Change all callers.
2882 (Symbol_table::sized_write_globals): Likewise.
2883 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
2884 Call Object::is_in_system_directory.
2885 * symtab.h (class Symbol_table): Update declarations.
2888 * descriptors.h (Open_descriptor): Add is_on_stack field.
2889 * descriptors.cc (Descriptors::open): If the descriptor is on the
2890 top of the stack, remove it. Initialize is_on_stack field.
2891 (Descriptors::release): Only add pod to stack if it is not on the
2893 (Descriptors::close_some_descriptor): Clear stack_next and
2897 * output.cc (Output_section::find_starting_output_address): Rename
2898 from starting_output_address; add PADDR parameter; change return
2900 * output.h (class Output_section): Declare
2901 find_starting_output_address instead of starting_output_address.
2902 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
2903 section symbol for which we can't find a merge section.
2906 * symtab.cc (Symbol_table::add_from_object): If the visibility is
2907 hidden or internal, force the symbol to be local.
2908 * resolve.cc (Symbol::override_visibility): Define.
2909 (Symbol::override_base): Use override_visibility.
2910 (Symbol_table::resolve): Likewise.
2911 (Symbol::override_base_with_special): Likewise.
2912 (Symbol_table::override_with_special): If the visibility is hidden
2913 or internal, force the symbol to be local.
2914 * symtab.h (class Symbol): Add set_visibility and
2915 override_visibility.
2916 * testsuite/ver_test_1.sh: New file.
2917 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
2918 (check_DATA): Add ver_test_1.syms.
2919 (ver_test_1.syms): New target.
2920 * testsuite/Makefile.in: Rebuild.
2922 2009-02-25 Cary Coutant <ccoutant@google.com>
2924 * layout.cc (Layout::choose_output_section): Don't rename sections
2925 when using a linker script that has a SECTIONS clause.
2926 * Makefile.in: Regenerate.
2928 * testsuite/Makefile.am (script_test_5.sh): New test case.
2929 * testsuite/Makefile.in: Regenerate.
2930 * testsuite/script_test_5.cc: New file.
2931 * testsuite/script_test_5.sh: New file.
2932 * testsuite/script_test_5.t: New file.
2934 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
2936 * archive.cc (Archive::include_member): Update calls to add_symbols.
2937 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
2938 the Layout argument.
2939 * dynobj.h (do_add_symbols): Add the Layout argument.
2940 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
2942 * object.h (Object::add_symbols): Add the Layout argument.
2943 (Object::do_add_symbols): Add the Layout argument.
2944 (Sized_relobj::do_add_symbols): Add the Layout argument.
2945 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
2946 Unify the two versions.
2947 (Add_plugin_symbols): Remove.
2948 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
2949 (Sized_pluginobj::do_add_symbols): Unify the two versions.
2950 (Add_plugin_symbols): Remove.
2951 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
2952 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
2953 (Add_symbols::run): Make it work with Pulginobj.
2955 2009-02-06 Ian Lance Taylor <iant@google.com>
2957 * object.cc (Sized_relobj::do_layout): Make info message start
2958 with lower case letter.
2960 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
2962 * binary.cc: Fix file comment.
2964 * options.h (enum Incremental_disposition): Define.
2965 (class General_options): Add new options: --incremental,
2966 --incremental_changed, --incremental_unchanged,
2967 --incremental_unknown. Add incremental_disposition_ and
2968 implicit_incremental_ fields.
2969 (General_options::incremental_disposition): New function.
2970 (class Position_dependent_options): Add incremental_disposition
2972 (Position_dependent_options::copy_from_options): Set incremental
2974 * options.cc (General_options::parse_incremental_changed): New
2976 (General_options::parse_incremental_unchanged): New function.
2977 (General_options::parse_incremental_unknown): New function.
2978 (General_options::General_options): Initialize new fields
2979 incremental_disposition_ and implicit_incremental_.
2980 (General_options::finalize): Check for uasge of --incremental-*
2981 without --incremental.
2983 2009-02-06 Chris Demetriou <cgd@google.com>
2985 * gold.h (gold_undefined_symbol): Change to take only a Symbol
2986 pointer and to report location as the file name associated with
2988 (gold_undefined_symbol_at_location): New function to replace the
2989 old gold_undefined_symbol functionality.
2990 * target-reloc.h (relocate_section): Update to use
2991 gold_undefined_symbol_at_location.
2992 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
2993 Call gold_undefined_symbol function rather than gold_error.
2994 * errors.h (Errors::undefined_symbol): Take location as a
2995 string, rather than calculating it from a relocation.
2996 * errors.cc (Errors::fatal): Print "fatal error:" before the
2998 (Errors::error, Errors::error_at_location): Print "error: "
2999 before the formatted message.
3000 (Errors::undefined_symbol): Take location as a string, rather
3001 than calculating it from a relocation.
3002 (gold_undefined_symbol_at_location): New function akin to
3003 old gold_undefined_symbol, calculates location from relocation.
3004 (gold_undefined_symbol): Change to take only a Symbol pointer
3005 and to report location as the file name associated with the symbol.
3006 * testsuite/debug_msg.sh: Update for changed error messages.
3007 * testsuite/undef_symbol.sh: Likewise.
3009 2009-02-04 Duncan Sands <baldrick@free.fr>
3012 * reduced_debug_output.h
3013 (Output_reduced_debug_abbrev_section::failed): Use format for
3015 (Output_reduced_debug_info_section::faild): Likewise.
3017 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
3019 * script.cc (Lazy_demangler): New class.
3020 (Version_script_info::get_symbol_version_helper): Demangle a
3023 2009-01-29 Cary Coutant <ccoutant@google.com>
3025 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
3027 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
3029 2009-01-28 Ian Lance Taylor <iant@google.com>
3031 * version.cc (version_string): Bump to 1.9.
3033 * gold.h: Include <cstring> and <stdint.h>.
3034 * version.cc: Include <cstdio>.
3035 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
3037 * reduced_debug_output.cc (insert_into_vector): Rename from
3038 Insert_into_vector; change all callers. Use Swap_unaligned to
3039 avoid aliasing issue; remove union since it is unnecessary.
3041 2009-01-27 Sriraman Tallam <tmsriram@google.com>
3043 * Makefile.am (CCFILES): Add gc.cc.
3045 * Makefile.in: Regenerate.
3046 * gold.cc (Gc_runner): New class.
3047 (queue_initial_tasks): Call garbage collection related tasks
3048 when corresponding options are invoked.
3049 (queue_middle_gc_tasks): New function.
3050 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
3051 processed early before laying out sections during garbage collection.
3052 * gold.h (queue_middle_gc_tasks): New function.
3053 (is_prefix_of): Move from "layout.cc".
3054 * i386.cc (Target_i386::gc_process_relocs): New function.
3055 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
3056 * main.cc (main): Create object of class "Garbage_collection".
3057 * object.cc (Relobj::copy_symbols_data): New function.
3058 (Relobj::is_section_name_included): New function.
3059 (Sized_relobj::do_layout): Allow this function to be called twice
3060 during garbage collection and defer layout of section during the
3062 * object.h (Relobj::get_symbols_data): New function.
3063 (Relobj::is_section_name_included): New function.
3064 (Relobj::copy_symbols_data): New function.
3065 (Relobj::set_symbols_data): New function.
3066 (Relobj::get_relocs_data): New function.
3067 (Relobj::set_relocs_data): New function.
3068 (Relobj::is_output_section_offset_invalid): New pure virtual function.
3069 (Relobj::gc_process_relocs): New function.
3070 (Relobj::do_gc_process_relocs): New pure virtual function.
3071 (Relobj::sd_): New data member.
3072 (Sized_relobj::is_output_section_offset_invalid): New function.
3073 (Sized_relobj::do_gc_process_relocs): New function.
3074 * options.h (General_options::gc_sections): Modify to not be a no-op.
3075 (General_options::print_gc_sections): New option.
3076 * plugin.cc (Plugin_finish::run): Remove function call to
3077 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
3078 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
3079 * reloc.cc (Read_relocs::run): Add task to process relocs and
3080 determine unreferenced sections when doing garbage collection.
3081 (Gc_process_relocs): New class.
3082 (Sized_relobj::do_gc_process_relocs): New function.
3083 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
3084 sections that are garbage collected.
3085 * reloc.h (Gc_process_relocs): New class.
3086 * sparc.cc (Target_sparc::gc_process_relocs): New function.
3087 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
3088 symbols whose corresponding sections are garbage collected.
3089 (Symbol_table::Symbol_table): Add new parameter for the garbage
3091 (Symbol_table::gc_mark_undef_symbols): New function.
3092 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3093 (Symbol_table::gc_mark_dyn_syms): New function.
3094 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
3096 (Symbol_table::add_from_object): Likewise.
3097 (Symbol_table::add_from_relobj): When building shared objects, do not
3098 treat externally visible symbols as garbage.
3099 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
3100 table information for static and relocatable links.
3101 * symtab.h (Symbol_table::set_gc): New function.
3102 (Symbol_table::gc): New function.
3103 (Symbol_table::gc_mark_undef_symbols): New function.
3104 (Symbol_table::gc_mark_symbol_for_shlib): New function.
3105 (Symbol_table::gc_mark_dyn_syms): New function.
3106 (Symbol_table::gc_): New data member.
3107 * target.h (Sized_target::gc_process_relocs): New pure virtual
3109 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
3110 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
3112 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
3114 * options.h (General_options::gc_sections): Define as a no-op for now.
3115 (General_options::no_keep_memory): Ditto.
3116 (General_options::Bshareable): Define.
3117 * options.cc (General_options::finalize): Honor -Bshareable.
3119 2009-01-20 Andreas Schwab <schwab@suse.de>
3121 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
3122 read the value in the contents, since we don't use it. Use the
3123 template endianness when writing.
3124 (Relocate::relocate): Use it for R_PPC_REL16_HA.
3126 2009-01-19 Andreas Schwab <schwab@suse.de>
3128 * configure.tgt (powerpc64-*): Fix targ_obj.
3130 2009-01-15 Ian Lance Taylor <iant@google.com>
3132 * object.cc (Sized_relobj::write_local_symbols): Don't write out
3133 local symbols when stripping all symbols.
3135 2009-01-14 Cary Coutant <ccoutant@google.com>
3137 * output.cc (Output_reloc): Add explicit instantiations.
3139 2009-01-14 Cary Coutant <ccoutant@google.com>
3141 * archive.cc (Archive::get_elf_object_for_member): Remove call
3142 to File_read::claim_for_plugin.
3143 * descriptors.cc (Descriptors::open): Remove reference to
3145 (Descriptors::claim_for_plugin): Remove.
3146 * descriptors.h (Descriptors::claim_for_plugin): Remove.
3147 (Descriptors::is_claimed): Remove.
3148 (claim_descriptor_for_plugin): Remove.
3149 * fileread.cc (File_read::claim_for_plugin): Remove.
3150 * fileread.h (File_read::claim_for_plugin): Remove.
3151 (File_read::descriptor): Reopen descriptor if necessary.
3152 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
3153 (Plugin_manager::all_symbols_read): Add task parameter. Change
3155 (Plugin_manager::get_input_file): New function.
3156 (Plugin_manager::release_input_file): New function.
3157 (Pluginobj::Pluginobj): Add filesize parameter and initialize
3158 corresponding data member.
3159 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
3160 and pass to base constructor. Change all callers.
3161 (get_input_file, release_input_file): New functions.
3162 (make_sized_plugin_object): Add filesize parameter. Change all callers.
3163 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
3164 (Plugin_manager::all_symbols_read): Add task parameter.
3165 (Plugin_manager::get_input_file): New function.
3166 (Plugin_manager::release_input_file): New function.
3167 (Plugin_manager::task_): New data member.
3168 (Pluginobj::Pluginobj): Add filesize parameter.
3169 (Pluginobj::filename): New function.
3170 (Pluginobj::descriptor): New function.
3171 (Pluginobj::filesize): New function.
3172 (Pluginobj::filesize_): New data member.
3173 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
3174 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
3175 File_read::claim_for_plugin; use Object::unlock to unlock the file.
3177 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
3178 with archive libraries.
3179 * testsuite/Makefile.in: Regenerate.
3180 * testsuite/plugin_test.c (struct sym_info): New type.
3181 (get_input_file, release_input_file): New static variables.
3182 (onload): Capture new transfer vector entries.
3183 (claim_file_hook): Stop reading at end of file according to filesize.
3184 Factor out parsing of readelf output into separate function.
3185 (all_symbols_read_hook): Exercise get_input_file and release_input_file
3186 APIs and get the source file name from the symbol table. Convert
3187 source file name to corresponding object file name. Print info
3188 message when adding new input files.
3189 (parse_readelf_line): New function.
3190 * testsuite/plugin_test_1.sh: Add checks for new info messages.
3191 * testsuite/plugin_test_2.sh: Likewise.
3192 * testsuite/plugin_test_3.sh: Likewise.
3193 * testsuite/plugin_test_4.sh: New test case.
3195 2009-01-07 Ian Lance Taylor <iant@google.com>
3197 * version.cc (version_string): Bump to 1.8.
3199 2008-12-23 Cary Coutant <ccoutant@google.com>
3201 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
3202 * plugin.cc (Plugin_manager::finish): Rename as
3203 layout_deferred_objects. Move cleanup to separate function.
3204 (Plugin_manager::cleanup): New function.
3205 (Plugin_finish::run): Call layout_deferred_objects and cleanup
3207 * plugin.h (Plugin_manager::finish): Rename as
3208 layout_deferred_objects.
3209 (Plugin_manager::cleanup): New function.
3210 (Plugin_manager::cleanup_done): New field.
3212 2008-12-23 Cary Coutant <ccoutant@google.com>
3214 * plugin.cc (is_visible_from_outside): New function.
3215 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
3216 so we don't return "IR only" status for exported symbols or -r links.
3218 * testsuite/Makefile.am (plugin_test_3): New test case.
3219 * testsuite/Makefile.in: Regenerate.
3220 * testsuite/plugin_test_3.sh: New file.
3222 2008-12-22 Cary Coutant <ccoutant@google.com>
3224 * object.cc (Sized_relobj::layout_section): New function.
3225 (Sized_relobj::do_layout): Defer layout of input sections until after
3226 plugin has provided replacement files.
3227 (Sized_relobj::do_layout_deferred_sections): New function.
3228 * object.h (Relobj::set_section_offset): Remove virtual keyword.
3229 (Relobj::layout_deferred_sections): New function.
3230 (Relobj::do_layout_deferred_sections): New function.
3231 (Sized_relobj::do_layout_deferred_sections): New function.
3232 (Sized_relobj::layout_section): New function.
3233 (Sized_relobj::Deferred_layout): New structure.
3234 (Sized_relobj::deferred_layout_): New field.
3235 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
3236 Change all callers. Layout deferred sections.
3237 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
3239 (Plugin_hook::run): Move code from do_plugin_hook inline.
3240 (Plugin_hook::do_plugin_hook): Remove.
3241 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
3242 (Plugin_manager::finish): Renamed, was cleanup.
3243 (Plugin_manager::should_defer_layout): New function.
3244 (Plugin_manager::add_deferred_layout_object): New function.
3245 (Plugin_manager::Deferred_layout_list): New type.
3246 (Plugin_manager::deferred_layout_objects_): New field.
3247 (Plugin_hook::do_plugin_hook): Remove.
3249 2008-12-17 Ian Lance Taylor <iant@google.com>
3251 * options.h (class General_options): Add --no case for
3254 2008-12-16 Cary Coutant <ccoutant@google.com>
3256 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
3258 (Plugin_manager::claim_file): Create plugin object even if
3259 plugin did not call the add_symbols callback.
3260 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
3261 asking for more symbols than were added.
3262 * testsuite/Makefile.am (plugin_test_1): Add test case with
3264 (empty.syms): New target.
3265 * testsuite/Makefile.in: Regenerate.
3266 * testsuite/plugin_test.c (claim_file_hook): Add new debug
3267 message. Don't call add_symbols if no globals.
3268 (all_symbols_read_hook): Don't provide replacement for empty
3271 2008-12-12 Ian Lance Taylor <iant@google.com>
3273 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
3274 r_type == 0 for a local symbol with r_sym == 0.
3275 (scan_relocatable_relocs): Pass r_sym to
3276 local_non_section_strategy.
3277 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
3280 * configure.ac: Update test for TLS descriptors: they are
3281 supported as of glibc 2.9.
3282 * configure: Rebuild.
3284 2008-12-11 Ian Lance Taylor <iant@google.com>
3287 * target-reloc.h (Default_scan_relocatable_relocs): For each
3288 function, map r_type == 0 to RELOC_DISCARD.
3290 2008-12-10 Cary Coutant <ccoutant@google.com>
3292 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
3293 object to override a kept COMDAT group from a plugin object.
3295 2008-12-09 Ian Lance Taylor <iant@google.com>
3298 * yyscript.y (file_cmd): Handle INPUT.
3300 * testsuite/initpri1.c: Change all declarations to be full
3301 prototypes by adding void, to avoid compiler warnings.
3303 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
3305 * options.cc (General_options::parse_plugin_opt): New.
3306 (General_options::add_plugin): The argument now is just the filename.
3307 (General_options::add_plugin_option): New.
3308 * options.h (plugin_opt): New.
3309 (add_plugin): Change argument name.
3310 (add_plugin_option): New.
3311 * plugin.cc (Plugin::load): Don't parse the plugin option.
3312 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
3313 (Plugin::add_option): New.
3314 (Plugin::args_): Change type.
3315 (Plugin::filename_): New.
3316 (Plugin_manager::add_plugin_option): New.
3317 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
3318 * testsuite/Makefile.in: Regenerate.
3320 2008-12-05 Cary Coutant <ccoutant@google.com>
3322 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
3323 Handle --strip-lto-sections option.
3324 * options.h (strip_lto_sections): New option.
3326 2008-12-01 Cary Coutant <ccoutant@google.com>
3328 * plugin.cc (ld_plugin_message): Change format parameter to const.
3329 Fix mismatch between new[] and delete.
3331 2008-11-14 Cary Coutant <ccoutant@google.com>
3333 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
3336 2008-11-05 Craig Silverstein <csilvers@google.com>
3338 * options.cc (General_options::parse_dynamic_list): New function.
3339 * options.h (General_options): New flags dynamic_list,
3340 dynamic_list_data, dynamic_list_cpp_new, and
3341 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
3342 (General_options::in_dynamic_list): New function.
3343 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
3344 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
3345 (Lex::can_continue_name): Likewise.
3347 (read_script_file): New parameter script_options.
3348 (read_dynamic_list): New function.
3349 (Script_options::define_dynamic_list): New function.
3350 (dynamic_list_keyword_parsecodes): New variable.
3351 (dynamic_list_keywords): New variable.
3352 * script.h (Script_options::define_dynamic_list): New function
3354 (read_dynamic_list): New function prototype.
3355 * symtab.cc (strprefix): New macro.
3356 (Symbol::should_add_dynsym_entry): Support dynamic_list,
3357 dynamic_list_data, dynamic_list_cpp_new, and
3358 dynamic_list_cpp_typeinfo.
3359 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
3360 (dynamic_list_expr): New rule.
3361 (dynamic_list_nodes): Likewise.
3362 (dynamic_list_node): Likewise.
3363 * testsuite/Makefile.am (dynamic_list): New test.
3364 * testsuite/Makefile.in: Regenerated.
3365 * testsuite/dynamic_list.t: New file.
3366 * testsuite/dynamic_list.sh: New file.
3368 2008-11-05 Craig Silverstein <csilvers@google.com>
3370 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
3371 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
3372 (t11_last): Likewise.
3373 * testsuite/ver_test_6.c (main): Likewise.
3375 2008-10-07 Cary Coutant <ccoutant@google.com>
3377 * options.c (General_options::finalize): Add check for -static and
3379 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
3382 2008-10-02 Cary Coutant <ccoutant@google.com>
3384 * plugin.cc (make_sized_plugin_object): Fix conditional
3385 compilation to work when not all targets are enabled.
3387 2008-09-29 Cary Coutant <ccoutant@google.com>
3389 * archive.cc (Archive::get_file_and_offset): Use filename instead
3390 of name to get library path.
3391 (Archive::include_member): Unlock external member of a thin archive.
3393 * testsuite/Makefile.am (TEST_AR): New variable.
3394 (thin_archive_test_1): New test.
3395 (thin_archive_test_2): New test.
3396 * testsuite/Makefile.in: Regenerate.
3397 * testsuite/thin_archive_main.cc: New file.
3398 * testsuite/thin_archive_test_1.cc: New file.
3399 * testsuite/thin_archive_test_2.cc: New file.
3400 * testsuite/thin_archive_test_3.cc: New file.
3401 * testsuite/thin_archive_test_4.cc: New file.
3403 2008-09-29 Cary Coutant <ccoutant@google.com>
3405 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
3406 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
3408 (Sized_relobj::do_finalize_local_symbols): Likewise.
3409 (Sized_relobj::map_to_kept_section): Likewise.
3410 * object.h (Sized_relobj::invalid_address): New constant.
3411 (Sized_relobj::do_output_section_offset): Check for invalid_address
3413 * output.cc (Output_reloc::local_section_offset): Use constant
3414 invalid_address instead of -1U.
3415 (Output_reloc::get_address): Likewise.
3416 (Output_section::output_address): Change -1U to -1ULL.
3417 * output.h (Output_reloc::invalid_address): New constant.
3418 * reloc.cc (Sized_relobj::write_sections): Use constant
3419 invalid_address instead of -1U.
3420 (Sized_relobj::relocate_sections): Likewise.
3421 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
3422 values for merge sections.
3423 * target-reloc.h (relocate_for_relocatable): Use constant
3424 invalid_address instead of -1U.
3426 2008-09-19 Cary Coutant <ccoutant@google.com>
3428 Add plugin functionality for link-time optimization (LTO).
3429 * configure.ac (plugins): Add --enable-plugins option.
3430 * configure: Regenerate.
3431 * config.in: Regenerate.
3432 * Makefile.am (LIBDL): New variable.
3433 (CCFILES): Add plugin.cc.
3434 (HFILES): Add plugin.h.
3435 (ldadd_var): Add LIBDL.
3436 * Makefile.in: Regenerate.
3438 * archive.cc: Include "plugin.h".
3439 (Archive::setup): Don't preread archive symbols when using a plugin.
3440 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
3441 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
3443 (Archive::include_member): Add symbols from plugin objects.
3444 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
3445 * descriptors.cc (Descriptors::open): Check for file descriptors
3446 abandoned by plugins.
3447 (Descriptors::claim_for_plugin): New function.
3448 * descriptors.h (Descriptors::claim_for_plugin): New function.
3449 (Open_descriptor::is_claimed): New field.
3450 (claim_descriptor_for_plugin): New function.
3451 * fileread.cc (File_read::claim_for_plugin): New function.
3452 * fileread.h (File_read::claim_for_plugin): New function.
3453 (File_read::descriptor): New function.
3454 * gold.cc: Include "plugin.h".
3455 (queue_initial_tasks): Add task to call plugin hooks for generating
3457 * main.cc: Include "plugin.h".
3458 (main): Load plugin libraries.
3459 * object.h (Pluginobj): Declare.
3460 (Object::pluginobj): New function.
3461 (Object::do_pluginobj): New function.
3462 (Object::set_target): New function.
3463 * options.cc: Include "plugin.h".
3464 (General_options::parse_plugin): New function.
3465 (General_options::General_options): Initialize plugins_ field.
3466 (General_options::add_plugin): New function.
3467 * options.h (Plugin_manager): Declare.
3468 (General_options): Add --plugin option.
3469 (General_options::has_plugins): New function.
3470 (General_options::plugins): New function.
3471 (General_options::add_plugin): New function.
3472 (General_options::plugins_): New field.
3473 * plugin.cc: New file.
3474 * plugin.h: New file.
3475 * readsyms.cc: Include "plugin.h".
3476 (Read_symbols::do_read_symbols): Check for archive before checking
3477 for ELF file. Call plugin hooks to claim files.
3478 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
3479 from a real object file; force override when processing replacement
3481 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
3482 (Symbol::init_base_object): Likewise.
3483 (Symbol::init_base_output_data): Likewise.
3484 (Symbol::init_base_output_segment): Likewise.
3485 (Symbol::init_base_constant): Likewise.
3486 (Symbol::init_base_undefined): Likewise.
3487 (Symbol::output_section): Assert that object is not a plugin.
3488 (Symbol_table::add_from_pluginobj): New function.
3489 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
3491 (Symbol_table::sized_write_globals): Likewise.
3492 (Symbol_table::add_from_pluginobj): Instantiate template.
3493 * symtab.h (Sized_pluginobj): Declare.
3494 (Symbol::in_real_elf): New function.
3495 (Symbol::set_in_real_elf): New function.
3496 (Symbol::in_real_elf_): New field.
3497 (Symbol_table::add_from_pluginobj): New function.
3499 * testsuite/Makefile.am (AM_CFLAGS): New variable.
3500 (LIBDL): New variable.
3502 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
3503 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
3504 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
3505 (MOSTLYCLEANFILES): Likewise.
3506 * testsuite/Makefile.in: Regenerate.
3507 * testsuite/plugin_test.c: New file.
3508 * testsuite/plugin_test_1.sh: New file.
3509 * testsuite/plugin_test_2.sh: New file.
3511 2008-09-16 Ian Lance Taylor <iant@google.com>
3513 * target-reloc.h (relocate_section): Check whether a symbol is
3514 defined by the ABI before reporting an undefined symbol error.
3515 * target.h (Target::is_defined_by_abi): Make parameter const.
3516 (Target::do_is_defined_by_abi): Likewise.
3517 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
3518 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
3519 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
3520 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
3521 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
3522 * testsuite/Makefile.in: Rebuild.
3524 * fileread.cc (make_view): Add casts to avoid warning.
3526 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3528 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
3529 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3531 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
3533 * options.h (General_options::output_is_executable): New.
3534 (General_options::output_is_pie): New.
3535 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
3536 for shared libraries.
3537 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
3539 2008-09-11 Chris Demetriou <cgd@google.com>
3541 * options.h (origin): New -z option.
3542 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
3543 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
3546 2008-09-05 Cary Coutant <ccoutant@google.com>
3548 * fileread.cc (File_read::make_view): Add check for attempt to map
3551 2008-09-05 Cary Coutant <ccoutant@google.com>
3553 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
3554 explicit instantiations.
3556 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
3559 * options.cc (General_options::finalize): Allow undefined symbols
3560 in shlibs if linking -shared.
3563 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
3564 symbols as not needing a dynsym entry.
3566 2008-08-20 Craig Silverstein <csilvers@google.com>
3568 * fileread.cc (File_read::open): Do not lock the file unless it
3569 was successfully opened.
3571 2008-08-14 Cary Coutant <ccoutant@google.com>
3573 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
3574 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
3575 * testsuite/tls_test.cc (struct int128): 128-bit struct
3576 for testing TLS relocs with non-zero addend.
3577 (v12): New TLS variable.
3579 (t_last): Add check for v12.
3580 * testsuite/tls_test.h (t12): New function.
3581 * testsuite/tls_test_main.cc (thread_routine): Call new test.
3583 2008-08-13 Ian Lance Taylor <iant@google.com>
3585 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
3586 set tls_segment_ or relro_segment_.
3587 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
3589 * output.h (Output_section::clear_is_relro): New function.
3590 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
3591 sections specially even when output_data_ is empty.
3592 (Output_segment::maximum_alignment): When first section is relro,
3593 only force alignment for PT_LOAD segments.
3594 * script.cc (script_data_segment_align): New function.
3595 (script_data_segment_relro_end): New function.
3596 * script-c.h (script_data_segment_align): Declare.
3597 (script_data_segment_relro_end): Declare.
3598 * script-sections.h (class Script_sections): Declare
3599 data_segment_align and data_segment_relro_end. Add fields
3600 segment_align_index_ and saw_relro_end_.
3601 * script-sections.cc (class Sections_element): Add set_is_relro
3602 virtual function. Add new bool* parameter to place_orphan_here.
3603 Add get_output_section virtual function.
3604 (class Output_section_definition): Add set_is_relro. Add new
3605 bool* parameter to place_orphan_here. Add get_output_section.
3606 Add is_relro_ field.
3607 (Output_section_definition::Output_section_definition): Initialize
3608 evaluated_address_, evaluated_load_address, evaluated_addralign_,
3609 and is_relro_ fields.
3610 (Output_section_definition::place_orphan_here): Add is_relro
3612 (Output_section_definition::set_section_addresses): Set relro for
3614 (Output_section_definition::alternate_constraint): Likewise.
3615 (class Orphan_output_section): Add new bool* parameter to
3616 place_orphan_here. Add get_output_section.
3617 (Orphan_output_section::place_orphan_here): Add is_relro
3619 (Script_sections::Script_sections): Initialize
3620 data_segment_align_index_ and saw_relro_end_.
3621 (Script_sections::data_segment_align): New function.
3622 (Script_sections::data_segment_relro_end): New function.
3623 (Script_sections::place_orphan): Set or clear is_relro.
3624 (Script_sections::set_section_addresses): Force alignment of first
3626 * yyscript.y (exp): Call script_data_segment_align and
3627 script_data_segment_relro_end.
3628 * testsuite/relro_script_test.t: New file.
3629 * testsuite/relro_test.cc (using_script): Declare.
3630 (t1, t2): Test using_script.
3631 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
3632 (relro_script_test_SOURCES): Define.
3633 (relro_script_test_DEPENDENCIES): Define.
3634 (relro_script_test_LDFLAGS): Define.
3635 (relro_script_test_LDADD): Define.
3636 (relro_script_test.so): New target.
3637 * testsuite/Makefile.in: Rebuild.
3639 2008-08-06 Cary Coutant <ccoutant@google.com>
3641 * archive.cc (Archive::total_archives, Archive::total_members)
3642 (Archive::total_members_loaded): New variables.
3643 (Archive::setup): Add parameter. Add option to preread
3645 (Archive::read_armap): Add counter.
3646 (Archive::get_file_and_offset): New function.
3647 (Archive::get_elf_object_for_member): New function.
3648 (Archive::read_all_symbols): New function.
3649 (Archive::read_symbols): New function.
3650 (Archive::add_symbols): Add counters.
3651 (Archive::include_all_members): Use armap to find members if it's
3653 (Archive::include_member): Skip reading symbols if already read.
3654 Factored code into Archive::get_file_and_offset and
3655 Archive::get_elf_object_for_member. Changed call to
3656 Mapfile::report_include_archive_member.
3657 (Archive::print_stats): New function.
3658 * archive.h: Declare Object and Read_symbols_data classes.
3659 (Archive::Archive): Add initializers for new members.
3660 (Archive::setup): Add parameter.
3661 (Archive::print_stats): New function.
3662 (Archive::total_archives, Archive::total_members)
3663 (Archive::total_members_loaded): New variables.
3664 (Archive::get_file_and_offset): New function.
3665 (Archive::get_elf_object_for_member): New function.
3666 (Archive::read_all_symbols): New function.
3667 (Archive::read_symbols): New function.
3668 (Archive::Archive_member): New class.
3669 (Archive::members_): New member.
3670 (Archive::num_members_): New member.
3671 * main.cc: Include archive.h.
3672 (main): Call Archive::print_stats.
3673 * mapfile.cc (Mapfile::report_include_archive_member): Delete
3674 archive parameter; member_name is now the fully-decorated name.
3675 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
3676 * options.h: (General_options): Add --preread-archive-symbols option.
3677 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
3680 2008-08-04 Ian Lance Taylor <iant@google.com>
3682 * symtab.h (Symbol::use_plt_offset): New function.
3683 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
3684 * powerpc.cc (Relocate::relocate): Likewise.
3685 * sparc.cc (Relocate::relocate): Likewise.
3686 * x86_64.cc (Relocate::relocate): Likewise.
3687 * testsuite/weak_plt.sh: New test.
3688 * testsuite/weak_plt_main.cc: New test.
3689 * testsuite/weak_plt_shared.cc: New test.
3690 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
3691 (check_PROGRAMS): Add weak_plt.
3692 (check_DATA): Add weak_plt_shared.so.
3693 (weak_plt_main_pic.o, weak_plt): New targets.
3694 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
3695 * testsuite/Makefile.in: Rebuild.
3697 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
3699 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
3700 * testsuite/Makefile.in: Rebuild.
3702 2008-08-04 Alan Modra <amodra@bigpond.net.au>
3704 * Makefile.am (POTFILES.in): Set LC_ALL=C.
3705 * Makefile.in: Regenerate.
3706 * po/POTFILES.in: Regenerate.
3708 2008-07-29 Ian Lance Taylor <iant@google.com>
3710 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
3711 symbols before other symbols.
3712 * testsuite/script_test_2.cc (test_addr): Declare.
3713 (test_addr_alias): Declare.
3714 (main): Check that test_addr and test_addr_alias have the right
3716 * testsuite/script_test_2.t: Define test_addr_alias and
3719 2008-07-24 Ian Lance Taylor <iant@google.com>
3722 * descriptors.cc: New file.
3723 * descriptors.h: New file.
3724 * gold-threads.h (class Hold_optional_lock): New class.
3725 * fileread.cc: Include "descriptors.h".
3726 (File_read::~File_read): Release descriptor rather than closing
3728 (File_read::open) [file]: Call open_descriptor rather than open.
3729 Set is_descriptor_opened_.
3730 (File_read::open) [memory]: Assert that descriptor is not open.
3731 (File_read::reopen_descriptor): New function.
3732 (File_read::release): Release descriptor.
3733 (File_read::do_read): Make non-const. Reopen descriptor.
3734 (File_read::read): Make non-const.
3735 (File_read::make_view): Reopen descriptor.
3736 (File_read::do_readv): Likewise.
3737 * fileread.h (class File_read): Add is_descriptor_opened_ field.
3738 Update declarations.
3739 * layout.cc: Include "descriptors.h".
3740 (Layout::create_build_id): Use open_descriptor rather than open.
3741 * output.cc: Include "descriptors.h".
3742 (Output_file::open): Use open_descriptor rather than open.
3743 * archive.cc (Archive::const_iterator): Change Archive to be
3745 (Archive::begin, Archive::end): Make non-const.
3746 (Archive::count_members): Likewise.
3747 * archive.h (class Archive): Update declarations.
3748 * object.h (Object::read): Make non-const.
3749 * Makefile.am (CCFILES): Add descriptors.cc.
3750 (HFILES): Add descriptors.h.
3751 * Makefile.in: Rebuild.
3754 * gold.h: Always include <clocale>. Add Solaris workarounds
3755 following code in binutils/sysdep.h.
3758 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
3759 this->eh_frame_hdr_ is NULL before using it.
3761 * dynobj.cc (Versions::Versions): Update comment.
3763 * dynobj.cc (Versions::Versions): If there is an soname, use it as
3764 the base version name.
3766 * stringpool.cc (Stringpool_template::add_with_length): Set key to
3767 array size plus one.
3768 (Stringpool_template::set_string_offsets): Subtract one from key
3769 before using it as an array index.
3770 (Stringpool_template::get_offset_with_length): Likewise.
3771 (Stringpool_template::write_to_buffer): Likewise.
3772 * stringpool.h (Stringpool_template::get_offset_from_key):
3775 2008-07-23 Ian Lance Taylor <iant@google.com>
3778 * object.h (Merged_symbol_value::value): Do our best to handle a
3782 * script.cc (Version_script_info::get_versions): Don't add empty
3783 version tag to return value.
3784 (Version_script_info::get_symbol_version_helper): Change return
3785 type to bool. Add pversion parameter. Change all callers.
3786 (script_register_vers_node): Don't require a non-NULL tag.
3787 * script.h (class Version_script_info): Update declarations.
3788 (Version_script_info::get_symbol_version): Change return type to
3789 bool. Add version parameter. Change all callers.
3790 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
3791 handling. Handle an empty version from a version script.
3792 (Symbol_table::define_special_symbol): Likewise.
3793 * testsuite/ver_test_10.script: New file.
3794 * testsuite/ver_test_10.sh: New file.
3795 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
3796 (check_DATA): Add ver_test_10.syms.
3797 (ver_test_10.syms, ver_test_10.so): New target.
3798 * testsuite/Makefile.in: Rebuild.
3800 2008-07-23 Simon Baldwin <simonb@google.com>
3802 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
3803 to zero for undefined symbols from dynamic libraries.
3805 2008-07-23 Ian Lance Taylor <iant@google.com>
3807 * symtab.cc (Symbol_table::resolve): Remove version parameter.
3809 * symtab.h (class Symbol_table): Update declaration.
3810 * testsuite/ver_test_9.cc: New file.
3811 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
3812 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
3813 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
3814 (ver_test_9.so, ver_test_9.o): New targets.
3815 * testsuite/Makefile.in: Rebuild.
3817 2008-07-22 Ian Lance Taylor <iant@google.com>
3819 * options.h (class General_options): Define --check-sections.
3820 * layout.cc (Layout::set_segment_offsets): Handle
3823 * options.h (class General_options): Define -n/--nmagic and
3825 * options.cc (General_options::finalize): For -n/--nmagic or
3826 -N/--omagic, set -static.
3827 * layout.cc (Layout::attach_allocated_section_to_segment): If
3828 -N/--omagic, don't put read-only and read-write sections in
3830 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
3831 finding a read-only segment.
3832 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
3833 don't set the minimum segment alignment to the common page size,
3834 and don't set the file offset to the address modulo the page size.
3835 * script-sections.cc (Script_sections::create_segments): If
3836 -n/--omagic, don't put read-only and read-write sections in
3839 * cref.cc: New file.
3841 * options.h (class General_options): Add --print-symbol-counts.
3842 * main.cc (main): Issue defined symbol report if requested.
3843 * archive.cc (Archive::interpret_header): Make into a const member
3845 (Archive::add_symbols): Call Input_objects::archive_start and
3847 (Archive::const_iterator): Define new class.
3848 (Archive::begin, Archive::end): New functions.
3849 (Archive::include_all_members): Rewrite to use iterator.
3850 (Archive::count_members): New function.
3851 * archive.h (class Archive): Update declarations.
3852 (Archive::filename): New function.
3853 * object.cc: Include "cref.h".
3854 (Sized_relobj::Sized_relobj): Initialize defined_count_.
3855 (Sized_relobj::do_get_global_symbol_counts): New function.
3856 (Input_objects::add_object): Add object to cross-referencer.
3857 (Input_objects::archive_start): New function.
3858 (Input_objects::archive_stop): New function.
3859 (Input_objects::print_symbol_counts): New function.
3860 * object.h: Declare Cref and Archive.
3861 (Object::get_global_symbol_counts): New function.
3862 (Object::do_get_global_symbol_counts): New pure virtual function.
3863 (class Sized_relobj): Add defined_count_ field. Update
3865 (class Input_objects): Add cref_ field. Update constructor.
3866 Update declarations.
3867 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
3869 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
3871 (Sized_dynobj::do_get_global_symbol_counts): New function.
3872 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
3873 defined_count_. Update declarations. Define Symbols typedef.
3874 * symtab.cc (Symbol_table::add_from_relobj): Add defined
3875 parameter. Change all callers.
3876 (Symbol_table::add_from_dynobj): Add sympointers and defined
3877 parameters. Change all callers.
3878 * symtab.h (class Symbol_table): Update declarations.
3879 * Makefile.am (CCFILES): Add cref.cc.
3880 (HFILES): Add cref.h.
3881 * Makefile.in: Rebuild.
3883 2008-07-22 Simon Baldwin <simonb@google.com>
3885 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
3886 to zero when writing undefined symbols.
3888 2008-07-22 Ian Lance Taylor <iant@google.com>
3890 * output.cc (Output_section::add_input_section): Don't try to
3891 merge empty merge sections.
3893 2008-07-21 Craig Silverstein <csilvers@google.com>
3895 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
3896 Include symbol version in error message.
3898 2008-07-20 Chris Demetriou <cgd@google.com>
3900 * configure.ac (gold_cv_c_random_seed): New configured variable.
3901 (RANDOM_SEED_CFLAGS): New substituted variable.
3902 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
3903 * configure: Rebuild.
3904 * Makefile.in: Likewise.
3905 * testsuite/Makefile.in: Likewise.
3907 2008-07-18 Ian Lance Taylor <iant@google.com>
3909 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
3910 where we see NAME/NULL and NAME/VERSION as separate symbols.
3911 * testsuite/ver_test_main.cc (main): Call t4.
3912 (t4, t4_2a): Define.
3913 * testsuite/ver_test_2.cc (t4_2): Define.
3914 * testsuite/ver_test_2.script: Put t4_2a in VER2.
3915 * testsuite/ver_test_4.cc (t4_2a): Define.
3916 * testsuite/ver_test_4.script: Put t4_2a in VER2.
3917 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
3919 2008-07-17 Ian Lance Taylor <iant@google.com>
3921 * dynobj.cc (Versions::add_def): If we give an error about a
3922 missing version, go ahead and create the version anyhow.
3924 2008-07-10 Ian Lance Taylor <iant@google.com>
3926 Handle output sections with more than 0x7fffffff bytes.
3927 * object.h (class Relobj): Change map_to_output_ to
3928 output_sections_, and just keep a section pointer. Change all
3929 uses. Move comdat group support to Sized_relobj.
3930 (Relobj::is_section_specially_mapped): Remove.
3931 (Relobj::output_section): Remove poff parameter. Change all
3933 (Relobj::output_section_offset): New function.
3934 (Relobj::set_section_offset): Rewrite.
3935 (Relobj::map_to_output): Remove.
3936 (Relobj::output_sections): New function.
3937 (Relobj::do_output_section_offset): New pure virtual function.
3938 (Relobj::do_set_section_offset): Likewise.
3939 (class Sized_relobj): Add section_offsets_ field. Add comdat
3940 group support from Relobj. Update declarations.
3941 (Sized_relobj::get_output_section_offset): New function.
3942 (Sized_relobj::do_output_section_offset): New function.
3943 (Sized_relobj::do_set_section_offset): New function.
3944 * object.cc (Relobj::output_section_address): Remove.
3945 (Sized_relobj::Sized_relobj): Initialize new fields.
3946 (Sized_relobj::include_section_group): Cast find_kept_object to
3948 (Sized_relobj::include_linkonce_section): Likewise.
3949 (Sized_relobj::do_layout): Use separate arrays for output section
3951 (Sized_relobj::do_count_local_symbols): Change map_to_output to
3953 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
3954 output_sections and section_offsets.
3955 (Sized_relobj::write_local_symbols): Likewise.
3956 (map_to_kept_section): Compute output address directly.
3957 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
3958 output_sections and section_offsets.
3959 (Sized_relobj::write_sections): Likewise.
3960 (Sized_relobj::relocate_sections): Likewise.
3961 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
3962 * output.h (class Output_reloc): Update declarations. Change
3963 u2_.relobj to Sized_relobj*.
3964 (class Output_data_reloc): Change add functions to use
3966 * output.cc (Output_reloc::Output_reloc): Change relobj to
3968 (Output_reloc::local_section_offset): Change return type to
3969 Elf_Addr. Use get_output_section_offset.
3970 (Output_reloc::get_address): Likewise.
3971 (Output_section::is_input_address_mapped): Don't call
3972 is_section_specially_mapped.
3973 (Output_section::output_offset): Likewise.
3974 (Output_section::output_address): Likewise.
3975 (Output_section::starting_output_address): Likewise.
3976 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
3977 parameter to Sized_relobj*.
3978 (Copy_relocs::need_copy_reloc): Likewise.
3979 (Copy_relocs::save): Likewise.
3980 * copy-relocs.h (class Copy_relocs): Update declarations.
3981 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
3982 Sized_relobj*. Change relobj_ field to Sized_relobj*.
3983 * target-reloc.h (relocate_for_relocatable): Change
3984 offset_in_output_section type to Elf_Addr. Change code that uses
3986 * layout.cc (Layout::layout): Always set *off.
3987 * mapfile.cc (Mapfile::print_input_section): Use
3988 output_section_offset.
3989 * i386.cc (Target_i386::copy_reloc): Change object parameter to
3991 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
3992 * sparc.cc (Target_sparc::copy_reloc): Likewise.
3993 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
3995 2008-07-03 Ian Lance Taylor <iant@google.com>
3997 * layout.cc (Layout::include_section): Do not discard unrecognized
3998 SHT_STRTAB sections.
4000 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
4002 * script.cc (Lex::can_continue_name): Make '?' allowable in
4003 version-script names.
4004 * testsuite/version_script.map: Change glob pattern to use '?'
4006 2008-06-30 Manish Singh <yosh@gimp.org>
4009 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
4012 2008-06-30 Ian Lance Taylor <iant@google.com>
4016 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
4017 versions]: Don't try to read the value in the contents, since we
4018 don't use it. Use the template endianness when writing.
4020 2008-06-25 Cary Coutant <ccoutant@google.com>
4022 * fileread.cc (File_read::make_view): Assert on zero-length view.
4023 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
4024 symbol table when there are no symbols to read.
4026 2008-06-23 Craig Silverstein <csilvers@google.com>
4028 * version.cc (version_string): Bump to 1.7
4030 2008-06-18 Craig Silverstein <csilvers@google.com>
4032 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
4033 constant 0xFFFF to type Valtype.
4034 (Powerpc_relocate_functions::rel16_ha): Likewise.
4036 2008-06-17 Ian Lance Taylor <iant@google.com>
4038 * output.h (Output_section::Input_section): Initialize p2align_ to
4039 zero for Output_section_data constructors.
4040 (Output_section::Input_section::addralign): If not an input
4041 section, return the alignment of the Output_section_data.
4042 * testsuite/copy_test.cc: New file.
4043 * testsuite/copy_test_1.cc: New file.
4044 * testsuite/copy_test_2.cc: New file.
4045 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
4046 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
4047 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
4048 (copy_test_1_pic.o, copy_test_1.so): New targets.
4049 (copy_test_2_pic.o, copy_test_2.so): New targets.
4050 * testsuite/Makefile.in: Rebuild.
4052 * script-sections.cc (Script_sections::place_orphan): Initialize
4053 local variable exact.
4055 2008-06-13 David Edelsohn <edelsohn@gnu.org>
4057 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
4059 2008-06-12 David Edelsohn <edelsohn@gnu.org>
4060 David S. Miller <davem@davemloft.net>
4062 * powerpc.cc: New file.
4063 * Makefile.am (TARGETSOURCES): Add powerpc.cc
4064 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
4065 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
4066 * Makefile.in: Rebuild.
4068 2008-06-09 Ian Lance Taylor <iant@google.com>
4070 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
4072 (throwing, orig_terminate): New static variables.
4073 (terminate_handler): New static function.
4074 (t2): Set terminate handler.
4076 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
4079 * binary.cc (Binary_to_elf::sized_convert): Fix .data
4082 2008-05-30 Cary Coutant <ccoutant@google.com>
4084 * archive.cc (Archive::include_all_members) Correct to step
4085 over symbol table and extended name table in thin archives.
4087 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
4090 * target-reloc.h (relocate_for_relocatable): Fix new_offset
4093 2008-05-28 Caleb Howe <cshowe@google.com>
4095 * reduced_debug_output.cc: New file.
4096 * reduced_debug_output.h: New file.
4097 * options.h (class General_options): Add --strip-debug-non-line.
4098 * options.cc (General_options::finalize): Add strip_debug_non_line
4099 to the strip heirarchy.
4100 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
4102 * layout.cc: Include "reduced_debug_output.h".
4103 (Layout::Layout): Initialize new fields.
4104 (line_only_debug_sections): New static array.
4105 (is_lines_only_debug_sections): New static inline function.
4106 (Layout::include_section): Handle --strip-debug-non-line.
4107 (Layout::make_output_section): If --strip-debug-non-line, build
4108 new output sections for .debug_abbrev and .debug_info.
4109 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
4110 gold. Warn about possible overflow.
4111 (read_signed_LEB_128): Likewise.
4112 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
4113 (read_signed_LEB_128): Declare.
4114 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
4115 (HFILES): Add reduced_debug_output.h.
4116 * Makefile.in: Rebuild.
4118 2008-05-21 Ian Lance Taylor <iant@google.com>
4120 * mapfile.cc: New file.
4121 * mapfile.h: New file.
4122 * options.h (class General_options): Add -M/--print-map and -Map.
4123 * options.cc (General_options::finalize): Make -M equivalent to
4125 * main.cc: Include <cstdio> and "mapfile.h".
4126 (main): Open mapfile if requested.
4127 * gold.cc (class Middle_runner): Add mapfile_ field. Update
4128 constructor. Change caller.
4129 (queue_initial_tasks): Add mapfile parameter. Change caller.
4130 (queue_middle_tasks): Likewise.
4131 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
4133 * archive.cc: Include "mapfile.h".
4134 (Archive::add_symbols): Add mapfile parameter. Change all
4135 callers. Pass mapfile, symbol, and reason to include_member.
4136 (Archive::include_all_members): Add mapfile parameter. Change all
4138 (Archive::include_member): Add mapfile, sym, and why parameters.
4139 Change all callers. Report inclusion to map file.
4140 * archive.h: Include "fileread.h".
4141 (class Archive): Update declarations.
4142 (Archive::file): New const method.
4143 (class Add_archive_symbols): Add mapfile_ field. Update
4144 constructor. Change all callers.
4145 * readsyms.h (class Read_symbols): Likewise.
4146 (class Finish_group): Likewise.
4147 (class Read_script): Likewise.
4148 * common.cc: Include "mapfile.h".
4149 (Symbol_table::allocate_commons): Add mapfile parameter. Change
4151 (Symbol_table::do_allocate_commons): Likewise.
4152 (Symbol_table::do_allocate_commons_list): Likewise. Report common
4153 symbol allocation to mapfile.
4154 * common.h (class Allocate_commons_task): Add mapfile_ field.
4155 Update constructor. Change all callers.
4156 * symtab.h (class Symbol_table): Update declarations.
4157 * layout.cc: Include "mapfile.h".
4158 (Layout_task_runner::run): Print information to mapfile.
4159 (Layout::create_gold_note): Change Output_data_fixed_space to
4160 Output_data_zero_fill.
4161 (Layout::create_build_id): Likewise.
4162 (Layout::print_to_mapfile): New function.
4163 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
4164 constructor. Change caller.
4165 (class Layout): Declare print_to_mapfile.
4166 * output.cc (Output_section::Input_section::print_to_mapfile): New
4168 (Output_section::add_input_section): If producing a map, always
4169 add to input_sections_ list.
4170 (Output_section::do_print_to_mapfile): New function.
4171 (Output_segment::print_sections_to_mapfile): New function.
4172 (Output_segment::print_section_list_to_mapfile): New function.
4173 * output.h: Include "mapfile.h".
4174 (Output_data::print_to_mapfile): New function.
4175 (Output_data::do_print_to_mapfile): New virtual function.
4176 (Output_segment_headers::do_print_to_mapfile): New function.
4177 (Output_file_header::do_print_to_mapfile): New function.
4178 (Output_data_const::do_print_to_mapfile): New function.
4179 (class Output_data_const_buffer): Add map_name_ field. Update
4180 constructor. Change all callers. Add do_print_to_mapfile
4182 (class Output_data_fixed_space): Likewise.
4183 (class Output_data_space): Likewise.
4184 (class Output_data_zero_fill): New class.
4185 (Output_data_strtab::do_print_to_mapfile): New function.
4186 (Output_data_reloc_base::do_print_to_mapfile): New function.
4187 (Output_relocatable_relocs::do_print_to_mapfile): New function.
4188 (Output_data_group::do_print_to_mapfile): New function.
4189 (Output_data_got::do_print_to_mapfile): New function.
4190 (Output_data_dynamic::do_print_to_mapfile): New function.
4191 (Output_symtab_xindex::do_print_to_mapfile): New function.
4192 (class Output_section): Declare do_print_to_mapflie. Declare
4193 print_to_mapfile in Input_section.
4194 (class Output_segment): Declare new functions.
4195 * object.h (Sized_relobj::symbol_count): New function.
4196 * script-sections.cc
4197 (Output_section_element_dot_assignment::set_section_addresses):
4198 Change Output_data_fixed_space to Output_data_zero_fill.
4199 (Output_data_expression::do_print_to_mapfile): New function.
4200 * script.cc (read_input_script): Add mapfile parameter. Change
4202 * script.h (read_input_script): Update declaration.
4203 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
4204 (Eh_frame::do_print_to_mapfile): New function.
4205 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
4206 (Output_merge_string::do_print_to_mapfile): New function.
4207 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
4209 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
4211 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
4213 * Makefile.am (CCFILES): Add mapfile.cc.
4214 (HFILES): Add mapfile.h.
4215 * Makefile.in: Rebuild.
4217 2008-05-19 Ian Lance Taylor <iant@google.com>
4219 * options.h (class General_options): Add -z relro.
4220 * layout.cc (Layout::Layout): Initialize relro_segment_.
4221 (Layout::add_output_section_data): Return the output section.
4222 (Layout::make_output_section): Rcognize relro sections and mark
4224 (Layout::attach_allocated_section_to_segment): Put relro sections
4225 in a PT_GNU_RELRO segment.
4226 (Layout::create_initial_dynamic_sections): Mark the .dynamic
4228 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
4230 (Layout::linkonce_mapping): Map d.rel.ro.local to
4232 (Layout::output_section_name): Us .data.rel.ro.local for any
4233 section which begins with that.
4234 * layout.h (class Layout): Update add_output_section_data
4235 declaration. Add relro_segment_ field.
4236 * output.cc (Output_section::Output_section): Initialize is_relro_
4237 and is_relro_local_ fields.
4238 (Output_segment::add_output_section): Group relro sections.
4239 (Output_segment::is_first_section_relro): New function.
4240 (Output_segment::maximum_alignment): If there is a relro section,
4241 align the segment to the common page size.
4242 (Output_segment::set_section_addresses): Track whether we are
4243 looking at relro sections. If the last section is a relro
4244 section, align to the common page size.
4245 (Output_segment::set_section_list_addresses): Add in_relro
4246 parameter. Change all callers. Align to the page size when
4247 moving from relro to non-relro section.
4248 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
4250 * output.h (class Output_section): Add is_relro_ and
4251 is_relro_local_ fields.
4252 (Output_section::is_relro): New function.
4253 (Output_section::set_is_relro): New function.
4254 (Output_section::is_relro_local): New function.
4255 (Output_section::set_is_relro_local): New function.
4256 (class Output_segment): Update declarations.
4257 * i386.cc (Target_i386::got_section): Mark .got section as relro.
4258 * sparc.cc (Target_sparc::got_section): Likewise.
4259 * x86_64.cc (Target_x86_64::got_section): Likewise.
4260 * testsuite/relro_test_main.cc: New file.
4261 * testsuite/relro_test.cc: New file.
4262 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
4263 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
4264 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
4265 (relro_test.so, relro_test_pic.o): New targets.
4266 * testsuite/Makefile.in: Rebuild.
4268 2008-05-16 Ian Lance Taylor <iant@google.com>
4270 * output.cc (Output_segment::add_output_section): Remove front
4272 * output.h (class Output_segment): Remove
4273 add_initial_output_section and overloaded add_output_section.
4274 Update declaration of remaining add_output_section.
4275 * layout.cc (Layout::create_interp): Call add_output_section
4276 rather than add_initial_output_section.
4277 (Layout::finish_dynamic_section): Likewise.
4279 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
4280 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
4281 know the dynamic type.
4282 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
4283 field. Initialize it in constructor.
4284 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
4285 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
4286 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
4289 * output.cc (Output_reloc::get_address): Change return type to
4291 * output.h (class Output_reloc): Update get_address declaration.
4292 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
4293 for section addresses.
4295 2008-05-09 Ian Lance Taylor <iant@google.com>
4298 * gold.cc (gold_nomem): Use return value of write.
4300 2008-05-08 Ian Lance Taylor <iant@google.com>
4302 * symtab.c (Symbol::init_base_output_data): Add version
4303 parameter. Change all callers.
4304 (Symbol::init_base_output_segment): Likewise.
4305 (Symbol::init_base_constant): Likewise.
4306 (Symbol::init_base_undefined): Likewise.
4307 (Sized_symbol::init_output_data): Likewise.
4308 (Sized_symbol::init_output_segment): Likewise.
4309 (Sized_symbol::init_constant): Likewise.
4310 (Sized_symbol::init_undefined): Likewise.
4311 (Symbol_table::do_define_in_output_data): If the new symbol has a
4312 version, mark it as the default.
4313 (Symbol_table::do_define_in_output_segment): Likewise.
4314 (Symbol_table::do_define_as_constant): Likewise.
4315 * symtab.h (class Symbol): Update declarations.
4316 (class Sized_symbol): Likewise.
4317 * resolve.cc (Symbol::override_version): New function.
4318 (Symbol::override_base): Call override_version.
4319 (Symbol::override_base_with_special): Likewise.
4320 * testsuite/ver_script_8.script: New file.
4321 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
4322 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
4323 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
4324 (ver_test_8_1.so, ver_test_8_2.so): New targets.
4326 2008-05-06 Ian Lance Taylor <iant@google.com>
4329 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
4331 (class General_options): Remove existing --undefined, and add
4332 --no-undefined instead. Add new --undefined as synonym for -u.
4333 * archive.cc (Archive::add_symbols): Check whether symbol was
4335 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
4336 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
4337 all uses. Add IS_UNDEFINED. Update declarations to split
4338 different versions of init_base. Declare init_base_undefined.
4339 (Symbol::is_defined): Handle IS_UNDEFINED.
4340 (Symbol::is_undefined): Likewise.
4341 (Symbol::is_weak_undefined): Call is_undefined.
4342 (Symbol::is_absolute): Handle IS_CONSTANT.
4343 (class Sized_symbol): Update declarations to split different
4344 versions of init. Declare init_undefined.
4345 (class Symbol_table): Declare new functions.
4346 * symtab.cc (Symbol::init_base_object): Rename from init_base.
4348 (Symbol::init_base_output_data): Likewise.
4349 (Symbol::init_base_output_segment): Likewise.
4350 (Symbol::init_base_constant): Likewise.
4351 (Symbol::init_base_undefined): New function.
4352 (Sized_symbol::init_object): Rename from init. Change all
4354 (Sized_symbol::init_output_data): Likewise.
4355 (Sized_symbol::init_output_segment): Likewise.
4356 (Sized_symbol::init_constant): Likewise.
4357 (Sized_symbol::init_undefined): New function.
4358 (Symbol_table::add_undefined_symbols_from_command_line): New
4360 (Symbol_table::do_add_undefined_symbols_from_command_line): New
4362 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
4363 (Symbol::output_section): Likewise.
4364 (Symbol::set_output_section): Likewise.
4365 (Symbol_table::sized_finalize_symbol): Likewise.
4366 (Symbol_table::sized_write_globals): Likewise.
4367 * resolve.cc (Symbol_table::should_override): Likewise.
4368 (Symbol::override_base_with_special): Likewise.
4370 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
4371 symbol, change it to have default visibility.
4372 * testsuite/protected_1.cc: New file.
4373 * testsuite/protected_2.cc: New file.
4374 * testsuite/protected_3.cc: New file.
4375 * testsuite/protected_main_1.cc: New file.
4376 * testsuite/protected_main_2.cc: New file.
4377 * testsuite/protected_main_3.cc: New file.
4378 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
4379 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
4380 (protected_1_LDFLAGS, protected_1_LDADD): Define.
4381 (protected_1.so): New target.
4382 (protected_1_pic.o, protected_2_pic.o): New targets.
4383 (protected_3_pic.o): New target.
4384 (check_PROGRAMS): Add protected_2.
4385 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
4386 (protected_2_LDFLAGS, protected_2_LDADD): Define.
4387 * testsuite/Makefile.in: Rebuild.
4389 * options.h (DEFINE_var): Add set_user_set_##varname__.
4390 (DEFINE_bool_alias): New macro.
4391 (class General_options): Define -Bstatic using DEFINE_bool_alias
4392 rather than DEFINE_special. Add --undefined as an alias for -z
4394 * options.cc (General_options::parse_Bstatic): Remove.
4396 * options.h (class General_options): Add --fatal-warnings.
4397 * main.cc (main): Implement --fatal-warnings.
4398 * errors.h (Errors::warning_count): New function.
4400 * options.h (class General_options): Add -Bsymbolic-functions.
4401 * symtab.h (Symbol::is_preemptible): Check for
4402 -Bsymbolic-functions.
4404 2008-05-05 Ian Lance Taylor <iant@google.com>
4406 * options.h (DEFINE_bool): For DASH_Z, create the negative option
4407 as noVARNAME rather than no-VARNAME.
4408 (class General_options): Add option -z combreloc.
4409 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
4411 (Output_reloc::sort_before) [SHT_REL]: New function.
4412 (Output_reloc::sort_before) [SHT_RELA]: New function.
4413 (class Output_data_reloc_base): Add sort_relocs_ field. Define
4414 Sort_relocs_comparison.
4415 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
4416 parameter. Change all callers.
4417 (Output_data_reloc::Output_data_reloc) [both versions]: Add
4418 sort_relocs parameter. Change all callers.
4419 * output.cc (Output_reloc::get_address): New function, broken out
4421 (Output_reloc::write_rel): Call it.
4422 (Output_reloc::compare): New function.
4423 (Output_data_reloc_base::do_write): Optionally sort relocs.
4425 * configure.ac: If targ_extra_obj is set, link it in.
4426 * configure.tgt: Initialize all variables.
4427 (x86_64*): Set targ_extra_obj and targ_extra_size.
4428 * configure: Rebuild.
4430 * object.cc (Sized_relobj::include_section_group): Adjust section
4431 indexes read from group data. Build vector to pass to
4433 * layout.cc (Layout::layout_group): Add flags and shndxes
4434 parameters. Remove contents parameter. Change caller. Update
4435 explicit instantiations.
4436 * layout.h (class Layout): Update layout_group declaration.
4437 * output.cc (Output_data_group::Output_data_group): Add flags and
4438 input_shndxes parameters. Remove contents parameter. Change
4440 (Output_data_group::do_write): Change input_sections_ to
4442 * output.h (class Output_data_group): Update constructor
4443 declaration. Rename input_sections_ to input_shndxes_.
4444 * testsuite/many_sections_test.cc: Add template.
4446 2008-04-30 Cary Coutant <ccoutant@google.com>
4448 * target-reloc.h (relocate_section): Fix dead-pointer bug.
4450 * layout.cc (Layout::include_section): Refactored check for debug
4452 (Layout::add_comdat): Add new parameters. Change type
4453 of signature parameter. Add object and shndx to signatures table.
4454 (Layout::find_kept_object): New function.
4455 * layout.h: Include <cstring>.
4456 (Layout::is_debug_info_section): New function.
4457 (Layout::add_comdat): Add new parameters.
4458 (Layout::find_kept_object): New function.
4459 (Layout::Kept_section): New struct.
4460 (Layout::Signatures): Change type of map range.
4461 * object.cc (Relobj::output_section_address): New function.
4462 (Sized_relobj::include_section_group): Add new parameters. Change
4463 calls to Layout::add_comdat. Change to build table of kept comdat
4464 groups and table mapping discarded sections to kept sections.
4465 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
4466 (Sized_relobj::do_layout): Change calls to include_section_group and
4467 include_linkonce_section.
4468 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
4469 value to zero when section is discarded.
4470 (Sized_relobj::map_to_kept_section): New function.
4471 * object.h (Relobj::output_section_address): New function.
4472 (Relobj::Comdat_group): New type.
4473 (Relobj::find_comdat_group): New function.
4474 (Relobj::Comdat_group_table): New type.
4475 (Relobj::Kept_comdat_section): New type.
4476 (Relobj::Kept_comdat_section_table): New type.
4477 (Relobj::add_comdat_group): New function.
4478 (Relobj::set_kept_comdat_section): New function.
4479 (Relobj::get_kept_comdat_section): New function.
4480 (Relobj::comdat_groups_): New field.
4481 (Relobj::kept_comdat_sections_): New field.
4482 (Symbol_value::input_value): Update comment.
4483 (Sized_relobj::map_to_kept_section) New function.
4484 (Sized_relobj::include_linkonce_section): Add new parameter.
4485 * target-reloc.h (Comdat_behavior): New type.
4486 (get_comdat_behavior): New function.
4487 (relocate_section): Add code to map a discarded section to the
4488 corresponding kept section when applying a relocation.
4490 2008-04-30 Craig Silverstein <csilvers@google.com>
4492 * dwarf_reader.cc (next_generation_count): New static var.
4493 (Addr2line_cache_entry): New struct.
4494 (addr2line_cache): New static var.
4495 (Dwarf_line_info::one_addr2line): Added caching.
4496 (Dwarf_line_info::clear_addr2line_cache): New function.
4497 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
4498 cache-size parameter.
4499 (Dwarf_line_info::one_addr2line_cache): New function.
4500 * symtab.cc (Symbol_table::detect_odr_violations): Pass
4501 new cache-size argument to one_addr2line(), and clear cache.
4503 2008-04-28 Cary Coutant <ccoutant@google.com>
4505 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
4506 R_386_PC8 relocations.
4508 2008-04-23 Ian Lance Taylor <iant@google.com>
4510 * object.cc (Sized_relobj::include_section_group): Check for
4511 invalid section group.
4513 * object.cc (make_elf_object): Correct test for 64-bit ELF file
4516 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
4517 than read for file header.
4518 * archive.cc (Archive::include_member): Likewise.
4520 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4522 * aclocal.m4: Regenerate.
4523 * configure: Regenerate.
4525 2008-04-19 Ian Lance Taylor <iant@google.com>
4527 * version.cc (version_string): Bump to 1.6.
4529 * testsuite/Makefile.am (many_sections_r_test): New target.
4530 (many_sections_r_test_SOURCES): Remove.
4531 (many_sections_r_test_DEPENDENCIES): Remove.
4532 (many_sections_r_test_LDFLAGS): Remove.
4533 (many_sections_r_test_LDADD): Remove.
4535 * object.cc (Sized_relobj::do_add_symbols): Always pass
4536 local_symbol_count_ to add_from_relobj.
4538 * testsuite/Makefile.am (many_sections_check.h): Only check one in
4539 every thousand variables.
4540 * testsuite/Makefile.in: Rebuild.
4542 * object.cc (Xindex::initialize_symtab_xindex): New function.
4543 (Xindex::read_symtab_xindex): New function.
4544 (Xindex::sym_xindex_to_shndx): New function.
4545 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
4547 (Sized_relobj::do_initialize_xindex): New function.
4548 (Sized_relobj::do_read_symbols): Adjust section links.
4549 (Sized_relobj::symbol_section_and_value): Add is_ordinary
4550 parameter. Change all callers.
4551 (Sized_relobj::include_section_group): Adjust section links and
4552 symbol section indexes.
4553 (Sized_relobj::do_layout): Adjust section links.
4554 (Sized_relobj::do_count_local_symbols): Adjust section links and
4555 symbol section indexes.
4556 (Sized_relobj::do_finalize_local_symbols): Distinguish between
4557 ordinary and special symbols.
4558 (Sized_relobj::write_local_symbols): Add symtab_xindex and
4559 dynsym_xindex parameters. Change all callers. Adjust section
4560 links. Use SHN_XINDEX when needed.
4561 (Sized_relobj::get_symbol_location_info): Adjust section links.
4562 Don't get fooled by special symbols.
4563 * object.h (class Xindex): Define.
4564 (class Object): Add xindex_ parameter. Declare virtual functoin
4565 do_initialize_xindex.
4566 (Object::adjust_sym_shndx): New function.
4567 (Object::set_xindex): New protected function.
4568 (class Symbol_value): Add is_ordinary_shndx_ field.
4569 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
4570 (Symbol_value::value): Assert ordinary section.
4571 (Symbol_value::initialize_input_to_output_map): Likewise.
4572 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
4574 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
4576 (class Sized_relobj): Update declarations.
4577 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
4578 parameter. Change all callers.
4579 (Sized_relobj::adjust_shndx): New function.
4580 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
4582 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
4583 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
4584 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
4585 (Sized_dynobj::read_dynsym_section): Adjust section links.
4586 (Sized_dynobj::read_dynamic): Likewise.
4587 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
4589 (Sized_dynobj::do_initialize_xindex): New function.
4590 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
4591 do_initialize_xindex.
4592 (Sized_dynobj::adjust_shndx): New function.
4593 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
4594 dynsym_xindex_ fields.
4595 (Layout::finalize): Add a call to set_section_indexes before
4596 creating the symtab sections.
4597 (Layout::set_section_indexes): Don't do anything if the section
4598 already has a section index.
4599 (Layout::create_symtab_sections): Add shnum parameter. Change
4600 caller. Create .symtab_shndx section if needed.
4601 (Layout::create_shdrs): Add shstrtab_section parameter. Change
4603 (Layout::allocated_output_section_count): New function.
4604 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
4606 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
4607 fields. Update declarations.
4608 (Layout::symtab_xindex): New function.
4609 (Layout::dynsym_xindex): New function.
4610 (class Write_symbols_task): Add layout_ field.
4611 (Write_symbols_task::Write_symbols_task): Add layout parameter.
4613 * output.cc (Output_section_headers::Output_section_headers): Add
4614 shstrtab_section parameter. Change all callers.
4615 (Output_section_headers::do_sized_write): Store overflow values
4616 for section count and section string table section index in
4617 section header zero.
4618 (Output_file_header::do_sized_write): Check for overflow of
4619 section count and section string table section index.
4620 (Output_symtab_xindex::do_write): New function.
4621 (Output_symtab_xindex::endian_do_write): New function.
4622 * output.h (class Output_section_headers): Add shstrtab_section_.
4623 Update declarations.
4624 (class Output_symtab_xindex): Define.
4625 (Output_section::has_out_shndx): New function.
4626 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
4628 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
4630 (Sized_symbol::init): Likewise.
4631 (Symbol::output_section): Check for ordinary symbol.
4632 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
4633 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
4635 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
4636 Change all callers. Simplify handling of symbols from sections
4637 not included in the link.
4638 (Symbol_table::add_from_dynobj): Handle ordinary symbol
4640 (Weak_alias_sorter::operator()): Assert that symbols are
4642 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
4644 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
4645 parameters. Change all callers.
4646 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
4647 symbol distinction. Use SHN_XINDEX when needed.
4648 (Symbol_table::write_section_symbol): Add symtab_xindex
4649 parameter. Change all callers.
4650 (Symbol_table::sized_write_section_symbol): Likewise. Use
4651 SHN_XINDEX when needed.
4652 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
4654 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
4655 (Symbol::is_defined): Check is_ordinary.
4656 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
4657 (Symbol::is_absolute, Symbol::is_common): Likewise.
4658 (class Sized_symbol): Update declarations.
4659 (class Symbol_table): Update declarations.
4660 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
4661 parameters. Change all callers.
4662 (Sized_symbol::override): Likewise.
4663 (Symbol_table::override): Likewise.
4664 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
4665 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
4666 is_ordinary, and orig_st_shndx parameters. Change all callers.
4667 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
4668 to be in an ordinary section.
4669 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
4670 object and is_ordinary parameters. Change all callers.
4671 (Sized_dwarf_line_info::read_relocs): Add object parameter.
4672 Change all callers. Don't add undefined or non-ordinary symbols
4674 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
4676 * dwarf_reader.h (class Sized_dwarf_line_info): Update
4678 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
4679 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
4680 (Sized_relobj::relocate_sections): Likewise.
4681 * target-reloc.h (scan_relocs): Adjust section symbol index.
4682 (scan_relocatable_relocs): Likewise.
4683 * i386.cc (Scan::local): Check for ordinary symbols.
4684 * sparc.cc (Scan::local): Likewise.
4685 * x86_64.cc (Scan::local): Likewise.
4686 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
4687 to symbol_section_and_value.
4688 * testsuite/many_sections_test.cc: New file.
4689 * testsuite/Makefile.am (BUILT_SOURCES): Define.
4690 (check_PROGRAMS): Add many_sections_test.
4691 (many_sections_test_SOURCES): Define.
4692 (many_sections_test_DEPENDENCIES): Define.
4693 (many_sections_test_LDFLAGS): Define.
4694 (BUILT_SOURCES): Add many_sections_define.h.
4695 (many_sections_define.h): New target.
4696 (BUILT_SOURCES): Add many_sections_check.h.
4697 (many_sections_check.h): New target.
4698 (check_PROGRAMS): Add many_sections_r_test.
4699 (many_sections_r_test_SOURCES): Define.
4700 (many_sections_r_test_DEPENDENCIES): Define.
4701 (many_sections_r_test_LDFLAGS): Define.
4702 (many_sections_r_test_LDADD): Define.
4703 (many_sections_r_test.o): New target.
4704 * testsuite/Makefile.in: Rebuild.
4706 2008-04-17 Cary Coutant <ccoutant@google.com>
4708 * errors.cc (Errors::info): New function.
4709 (gold_info): New function.
4710 * errors.h (Errors::info): New function.
4711 * gold.h (gold_info): New function.
4712 * object.cc (Input_objects::add_object): Print trace output.
4713 * options.cc (options::parse_set): New function.
4714 (General_options::parse_wrap): Deleted.
4715 (General_options::General_options): Deleted initializer.
4716 * options.h (options::String_set): New typedef.
4717 (options::parse_set): New function.
4718 (DEFINE_set): New macro.
4719 (General_options::wrap): Changed to use DEFINE_set. Changed
4720 callers of any_wrap_symbols and is_wrap_symbol.
4721 (General_options::trace, General_options::trace_symbol):
4723 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
4724 (General_options::wrap_symbols_): Deleted.
4725 * symtab.cc (Symbol_table::add_from_object): Print trace output.
4727 2008-04-17 David S. Miller <davem@davemloft.net>
4729 * options.cc (General_options::parse_V): New function.
4730 * options.h: Add entries for -V and -Qy.
4732 2008-04-17 Ian Lance Taylor <iant@google.com>
4734 * common.cc (Symbol_table::allocate_commons): Remove options
4735 parameter. Change caller.
4736 (Symbol_table::do_allocate_commons): Remove options parameter.
4737 Change caller. Just call do_allocate_commons_list twice.
4738 (Symbol_table::do_allocate_commons_list): New function, broken out
4739 of do_allocate_commons.
4740 * common.h (class Allocate_commons_task): Remove options_ field.
4742 * symtab.cc (Symbol_table::Symbol_table): Initialize
4744 (Symbol_table::add_from_object): Put TLS common symbols on
4746 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
4747 which are IN_OUTPUT_DATA.
4748 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
4749 allocate_commons and do_allocate_commons declarations. Declare
4750 do_allocate_commons_list.
4751 * gold.cc (queue_middle_tasks): Update creation of
4752 Allocate_commons_task to not pass options.
4753 * testsuite/Makefile.am (INCLUDES): Add -I.. .
4754 (TLS_TEST_C_FLAGS): New variable.
4755 (tls_test_c_pic.o): New target.
4756 (tls_test_shared.so): Link in tls_test_c_pic.o.
4757 (tls_test_c_pic_ie.o): New target.
4758 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
4759 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
4760 (tls_test_c.o): New target.
4761 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
4762 (tls_pic_test_LDADD): Likewise.
4763 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
4764 (tls_shared_gd_to_ie_test_LDADD): Likewise.
4765 (tls_test_c_gnu2.o): New target.
4766 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
4768 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
4769 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
4770 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
4771 * testsuite/tls_test.cc: Include "config.h".
4772 (t_last): Call t11_last.
4773 * testsuite/tls_test.h (t11, t11_last): Declare.
4774 * testsuite/tls_test_c.c: New file.
4775 * testsuite/tls_test_main.cc (thread_routine): Call t11.
4776 * configure.ac: Check for OpenMP support.
4777 * configure, config.in, Makefile.in: Rebuild.
4778 * testsuite/Makefile.in: Rebuild.
4780 2008-04-16 Cary Coutant <ccoutant@google.com>
4782 * i386.cc (Target_i386::define_tls_base_symbol): New function.
4783 (Target_i386::tls_base_symbol_defined_): New field.
4784 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4785 (Target_i386::Scan::global): Likewise.
4786 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
4787 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
4788 (Target_x86_64::tls_base_symbol_defined_): New field.
4789 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
4790 (Target_x86_64::Scan::global): Likewise.
4792 2008-04-16 Cary Coutant <ccoutant@google.com>
4794 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
4795 (Symbol::needs_plt_entry): Allow weak undefined symbols.
4796 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
4797 building shared libraries.
4798 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
4799 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
4800 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
4801 * testsuite/Makefile.in: Rebuild.
4802 * testsuite/weak_undef.h: New file.
4803 * testsuite/weak_undef_file1.cc: Add extra test cases.
4804 * testsuite/weak_undef_file2.cc: Likewise.
4805 * testsuite/weak_undef_test.cc: Likewise.
4807 2008-04-16 David S. Miller <davem@davemloft.net>
4809 * sparc.cc (Target_sparc::Scan): Change from struct to class.
4810 Add issued_non_pic_error_ field. Declare check_non_pic.
4811 (Target_sparc::Scan::check_non_pic): New function.
4812 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
4813 (Target_sparc::Scan::global): Likewise.
4815 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
4816 * configure: Rebuild.
4818 * options.h (DEFINE_enable): New macro.
4819 (new_dtags): New enable option.
4820 (initfirst, interpose, loadfltr, nodefaultlib,
4821 nodelete, nodlopen, nodump): New -z options.
4822 * layout.cc (Layout:finish_dynamic_section): If new
4823 dtags enabled, emit DT_RUNPATH. Also, emit a
4824 DT_FLAGS_1 containing any specified -z flags.
4826 2008-04-16 Ian Lance Taylor <iant@google.com>
4828 * copy-relocs.cc: New file.
4829 * copy-relocs.h: New file.
4830 * reloc.cc: Remove Copy_relocs code.
4831 * reloc.h: Likewise.
4832 * reloc-types.h (struct Reloc_types) [both versions]: Add
4833 get_reloc_addend_noerror.
4834 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
4835 variants of add_global which take an addend which must be zero.
4836 * i386.cc: Include "copy-relocs.h".
4837 (class Target_i386): Change type of copy_relocs_ to variable,
4839 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
4841 (Target_i386::do_finalize_sections): Change handling of
4843 * sparc.cc: Include "copy-relocs.h".
4844 (class Target_sparc): Change type of copy_relocs_ to variable,
4846 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
4848 (Target_sparc::do_finalize_sections): Change handling of
4850 * x86_64.cc: Include "copy-relocs.h".
4851 (class Target_x86_64): Change type of copy_relocs_ to variable,
4853 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
4854 class. Change all callers.
4855 (Target_x86_64::do_finalize_sections): Change handling of
4857 * Makefile.am (CCFILES): Add copy-relocs.cc.
4858 (HFILES): Add copy-relocs.h.
4860 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
4862 * testsuite/script_test_4.sh: Permit leading zeroes.
4864 2008-04-15 Ian Lance Taylor <iant@google.com>
4866 * script-sections.cc (Script_sections::create_segments): Use
4867 header_size_adjustment even when there is enough room for the
4869 * testsuite/script_test_4.sh: New file.
4870 * testsuite/script_test_4.t: New file.
4871 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
4872 (check_DATA): Add script_test_4.stdout.
4873 (MOSTLYCLEANFILES): Likewise.
4874 (script_test_4): New target.
4875 (script_test_4.stdout): New target.
4876 * testsuite/Makefile.in: Rebuild.
4878 * sparc.cc: Add definitions for Output_data_plt_sparc class
4881 2008-04-14 David S. Miller <davem@davemloft.net>
4883 * sparc.cc: New file.
4884 * Makefile.am (TARGETSOURCES): Add sparc.cc
4885 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
4886 * configure.tgt: Document targ_extra_size and
4887 targ_extra_big_endian. Add entries for sparc-* and
4889 * configure.ac: Handle targ_extra_size and
4890 targ_extra_big_endian.
4891 * Makefile.in: Rebuild.
4892 * configure: Likewise.
4893 * po/POTFILES.in: Likewise.
4894 * po/gold.pot: Likewise.
4896 2008-04-14 Ian Lance Taylor <iant@google.com>
4898 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
4899 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
4900 in the name/type/flags to section mapping. Don't call
4901 allocate_output_section.
4902 (Layout::choose_output_section): Change parameter from adjust_name
4903 to is_input_section. Don't permit input sections after sections
4904 are attached to segments. Don't call allocate_output_section.
4905 (Layout::layout_eh_frame): Call update_flags_for_input_section,
4906 not write_enable_output_section.
4907 (Layout::make_output_section): Don't push to
4908 unattached_section_list_ nor call attach_to_segment. Call
4909 attach_section_to_segment if sections are attached.
4910 (Layout::attach_sections_to_segments): New function.
4911 (Layout::attach_section_to_segment): New function.
4912 (Layout::attach_allocated_section_to_segment): Rename from
4913 attach_to_segment. Remove flags parameter.
4914 (Layout::allocate_output_section): Remove function.
4915 (Layout::write_enable_output_section): Remove function.
4916 * layout.h (class Layout): Update for above changes. Add new
4917 field sections_are_attached_.
4918 * output.h (Output_section::update_flags_for_input_section): New
4920 * output.cc (Output_section::add_input_section): Call
4921 update_flags_for_input_section.
4922 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
4924 2008-04-11 Cary Coutant <ccoutant@google.com>
4926 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
4927 thought unnecessary.
4928 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
4930 2008-04-11 Ian Lance Taylor <iant@google.com>
4932 * output.h (class Output_section_data): Remove inline definition
4934 * output.cc (Output_section_data::set_addralign): New function.
4936 2008-04-11 Cary Coutant <ccoutant@google.com>
4938 Add support for TLS descriptors for i386 and x86_64.
4939 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
4940 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
4941 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
4943 (Target_i386::got_mod_index_entry): Remove unnecessary code.
4944 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
4945 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
4947 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
4948 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
4949 Fix problem with initial-exec relocations.
4950 (Target_i386::Relocate::relocate_tls): Likewise.
4951 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
4953 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
4954 support for section-plus-offset dynamic table entries.
4955 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
4956 (Output_data_dynamic::Dynamic_entry): Add support for
4957 section-plus-offset dynamic table entries.
4958 (Output_data_dynamic::Classification): Likewise.
4959 (Output_data_dynamic::classification_): Renamed offset_.
4960 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
4961 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
4962 (Target_x86_64::make_plt_section): New function.
4963 (Target_x86_64::reserve_tlsdesc_entries): New function.
4964 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
4965 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
4966 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
4967 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
4968 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
4969 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
4970 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
4971 add extra PLT entry for TLS descriptors.
4972 (Output_data_plt_x86_64::got_): New field.
4973 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
4974 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
4976 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
4978 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
4979 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
4980 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
4981 R_386_TLS_DESC_CALL relocations.
4982 (Target_x86_64::Scan::global): Likewise.
4983 (Target_x86_64::do_finalize_sections): Add dynamic table entries
4984 for TLS descriptors.
4985 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
4986 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
4987 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
4988 GD-to-IE relaxation.
4989 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
4990 and TLS_DESCRIPTORS.
4991 * Makefile.in: Rebuild.
4992 * configure: Rebuild.
4993 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
4994 (tls_test_shared2.so): New target.
4995 (tls_shared_gd_to_ie_test_SOURCES): New variable.
4996 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
4997 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
4998 (tls_shared_gd_to_ie_test_LDADD): New variable.
4999 (tls_shared_gnu2_gd_to_ie_test): New target.
5000 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
5002 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
5003 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
5004 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
5005 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
5006 (tls_shared_gnu2_test): New target.
5007 (tls_test_gnu2_shared.so): New target.
5008 (tls_shared_gnu2_test_SOURCES): New variable.
5009 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
5010 (tls_shared_gnu2_test_LDFLAGS): New variable.
5011 (tls_shared_gnu2_test_LDADD): New variable.
5012 * testsuite/Makefile.in: Rebuild.
5013 * testsuite/Makefile.
5015 2008-04-11 Ian Lance Taylor <iant@google.com>
5017 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
5019 * testsuite/Makefile.in: Rebuild.
5021 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
5023 * testsuite/script_test_2.cc (main): Adjust test.
5025 2008-04-11 David S. Miller <davem@davemloft.net>
5026 Ian Lance Taylor <iant@google.com>
5028 * options.h (General_options): Add entries for '-Y' and
5030 * options.cc (General_options:finalize): If -Y was used, add those
5031 entries to the library path instead of the default "/lib" and
5034 2008-04-11 David S. Miller <davem@davemloft.net>
5036 * testsuite/justsyms.t: Start at 0x100.
5037 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
5038 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
5040 * testsuite/script_test_2.cc: Adjust string and section length
5043 2008-04-09 Ian Lance Taylor <iant@google.com>
5046 * script-sections.cc (Sections_element::allocate_to_segment): Add
5048 (Output_section_definition::allocate_to_segment): Likewise.
5049 (Orphan_output_section::allocate_to_segment): Likewise.
5050 (Script_sections::attach_sections_using_phdrs_clause): Don't
5051 propagate non-PT_LOAD segments to orphan sections.
5052 * testsuite/Makefile.am (script_test_3.stdout): Generate using
5053 readelf rather than objdump.
5054 * testsuite/script_test_3.sh: Adjust accordingly. Test that
5055 .interp section and PT_INTERP segment are the same size.
5056 * testsuite/Makefile.in: Rebuild.
5058 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
5059 aliases for symbols defined in the same object.
5060 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
5061 (weak_alias_test_SOURCES): New variable.
5062 (weak_alias_test_DEPENDENCIES): New variable.
5063 (weak_alias_test_LDFLAGS): New variable.
5064 (weak_alias_test_LDADD): New variable.
5065 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
5066 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
5067 (weak_alias_test_3.o): New target.
5068 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
5069 * testsuite/weak_alias_test_main.cc: New file.
5070 * testsuite/weak_alias_test_1.cc: New file.
5071 * testsuite/weak_alias_test_2.cc: New file.
5072 * testsuite/weak_alias_test_3.cc: New file.
5074 2008-04-08 Ian Lance Taylor <iant@google.com>
5076 * options.h (class General_options): Add --noinhibit-exec option.
5077 * main.cc (main): Check --noinhibit-exec.
5079 * options.h (class General_options): Define --wrap as a special
5080 option. Add wrap_symbols_ field.
5081 (General_options::any_wrap_symbols): New function.
5082 (General_options::is_wrap_symbol): New function.
5083 * options.cc (General_options::parse_wrap): New function.
5084 (General_options::General_options): Initialize wrap_symbols_.
5085 * symtab.cc (Symbol_table::wrap_symbol): New function.
5086 (Symbol_table::add_from_object): Handle --wrap.
5087 * symtab.h (class Symbol_table): Declare wrap_symbol.
5088 * target.h (Target::wrap_char): New function.
5089 (Target::Target_info): Add wrap_char field.
5090 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
5091 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
5092 * testsuite/testfile.cc (Target_test::test_target_info):
5095 * errors.cc (Errors::undefined_symbol): Mention symbol version if
5098 * layout.h (class Layout): Add added_eh_frame_data_ field.
5099 * layout.cc (Layout::Layout): Initialize new field.
5100 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
5101 output section until we find a section we merged successfully.
5102 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
5103 that the size be non-zero.
5105 * merge.cc (Object_merge_map::get_output_offset): Remove inline
5108 2008-04-08 Craig Silverstein <csilvers@google.com>
5110 * configure.ac: Export new conditional variable HAVE_ZLIB.
5111 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
5113 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
5114 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5116 2008-04-07 Ian Lance Taylor <iant@google.com>
5118 * version.cc (version_string): Set to "1.5".
5120 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
5121 Add issued_non_pic_error_ field. Declare check_non_pic.
5122 (Target_x86_64::Scan::check_non_pic): New function.
5123 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
5124 (Target_x86_64::Scan::global): Likewise.
5126 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
5127 addend parameter. Change caller. Handle merge sections.
5128 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
5129 Address to Addend. Don't add in the result of
5130 local_section_offset, pass down the addend and use the returned
5132 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
5133 Update declarations of local_section_offset and symbol_value.
5134 * testsuite/two_file_test_1.cc (t18): New function.
5135 * testsuite/two_file_test_2.cc (f18): New function.
5136 * testsuite/two_file_test_main.cc (main): Call t18.
5137 * testsuite/two_file_test.h (t18, f18): Declare.
5139 * configure.ac: Don't test for objdump, c++filt, or readelf.
5140 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
5142 (TEST_READELF): New variable.
5143 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
5144 (check_PROGRAMS): Add two_file_strip_test.
5145 (two_file_strip_test): New target.
5146 (check_PROGRAMS): Add two_file_same_shared_strip_test.
5147 (two_file_same_shared_strip_test_SOURCES): New variable.
5148 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
5149 (two_file_same_shared_strip_test_LDFLAGS): New variable.
5150 (two_file_same_shared_strip_test_LDADD): New variable.
5151 (two_file_shared_strip.so): New target.
5152 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
5153 (ver_test_5.syms, ver_test_7.syms): Likewise.
5154 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
5155 (strip_test_3.stdout): Use TEST_OBJDUMP.
5156 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5158 2008-04-04 Cary Coutant <ccoutant@google.com>
5160 * symtab.h (Symbol::is_weak_undefined): New function.
5161 (Symbol::is_strong_undefined): New function.
5162 (Symbol::is_absolute): New function.
5163 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
5164 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
5166 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
5167 (weak_undef_test): New target.
5168 * testsuite/Makefile.in: Rebuild.
5169 * testsuite/weak_undef_file1.cc: New file.
5170 * testsuite/weak_undef_file2.cc: New file.
5171 * testsuite/weak_undef_test.cc: New file.
5173 2008-04-03 Craig Silverstein <csilvers@google.com>
5175 * compressed_output.h (class Output_compressed_section): Use
5177 * compressed_output.cc (zlib_compress): Use unsigned buffers,
5179 (zlib_compressed_suffix): Removed.
5180 (Output_compressed_section::set_final_data_size): Use unsigned
5182 * testsuite/Makefile.am (flagstest_compress_debug_sections):
5183 Fix linker invocation.
5184 (flagstest_o_specialfile_and_compress_debug_sections):
5186 * testsuite/Makefile.in: Regenerated.
5188 2008-04-02 David S. Miller <davem@davemloft.net>
5190 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
5191 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
5193 2008-04-02 Craig Silverstein <csilvers@google.com>
5197 2008-04-02 Ian Lance Taylor <iant@google.com>
5199 * fileread.cc (File_read::find_view): Add byteshift and vshifted
5200 parameters. Update for new key type to views_. Change all
5202 (File_read::read): Adjust for byteshift in returned view.
5203 (File_read::add_view): New function, broken out of
5205 (File_read::make_view): New function, broken out of
5207 (File_read::find_or_make_view): Add offset and aligned
5208 parameters. Rewrite accordingly. Change all callers.
5209 (File_read::get_view): Add offset and aligned parameters. Adjust
5210 for byteshift in return value.
5211 (File_read::get_lasting_view): Likewise.
5212 * fileread.h (class File_read): Update declarations.
5213 (class File_read::View): Add byteshift_ field. Add byteshift to
5214 constructor. Add byteshift method.
5215 * archive.h (Archive::clear_uncached_views): New function.
5216 (Archive::get_view): Add aligned parameter. Change all callers.
5217 * object.h (Object::get_view): Add aligned parameter. Change all
5219 (Object::get_lasting_view): Likewise.
5221 * fileread.cc (File_read::release): Don't call clear_views if
5222 there are multiple objects.
5223 * fileread.h (File_read::clear_uncached_views): New function.
5224 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
5227 2008-03-31 Cary Coutant <ccoutant@google.com>
5229 Add thin archive support.
5230 * archive.cc (Archive::armagt): New const.
5231 (Archive::setup): Remove task parameter and calls to unlock.
5232 (Archive::unlock_nested_archives): New function.
5233 (Archive::read_header): Add nested_off parameter. Change
5235 (Archive::interpret_header): Likewise.
5236 (Archive::include_all_members): Change to handle thin
5238 (Archive::include_member): Likewise.
5239 * archive.h (Archive::Archive): Add new parameters and
5241 (Archive::armagt): New const.
5242 (Archive::setup): Remove task parameter.
5243 (Archive::unlock_nested_archives): New function.
5244 (Archive::read_header): Add nested_off parameter.
5245 (Archive::interpret_header): Likewise.
5246 (Archive::Nested_archive_table): New typedef.
5247 (Archive::is_thin_archive_): New field.
5248 (Archive::nested_archives_): New field.
5249 (Archive::options_): New field.
5250 (Archive::dirpath_): New field.
5251 (Archive::task_): New field.
5252 * readsyms.cc (Read_symbols::do_read_symbols): Add check
5253 for thin archives. Pass additional parameters to
5254 Archive::Archive. Unlock the archive file after calling
5257 2008-03-29 Ian Lance Taylor <iant@google.com>
5259 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
5260 version symbol to be local.
5261 * testsuite/ver_test_4.sh: New file.
5262 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
5263 (check_DATA): Add ver_test_4.syms.
5264 (ver_test_4.syms): New target.
5265 * testsuite/Makefile.in: Rebuild.
5268 (Output_section::Input_section_sort_entry::has_priority): New
5270 (Output_section::Input_section_sort_entry::match_file_name): New
5272 (Output_section::Input_section_sort_entry::match_section_name):
5274 (Output_section::Input_section_sort_entry::match_section_name_prefix):
5276 (Output_section::Input_section_sort_entry::match_section_file):
5278 (Output_section::Input_section_sort_compare::operator()): Rewrite
5279 using new Input_section_sort_entry functions. Sort crtbegin and
5280 crtend first. Sort sections with no priority before sections with
5282 * testsuite/initpri1.c (d3): Check j != 4.
5283 (cd5): New constructor/destructor function.
5284 (main): Check j != 2.
5286 * symtab.cc (Symbol_table::add_from_object): If we don't use the
5287 new symbol when resolving, don't call set_is_default.
5288 * testsuite/ver_test_7.cc: New file.
5289 * testsuite/ver_test_7.sh: New file.
5290 * testsuite/Makefile.am (ver_test_7.so): New target.
5291 (ver_test_7.o): New target.
5292 (check_SCRIPTS): Add ver_test_7.sh.
5293 (check_DATA): Add ver_test_7.syms.
5294 (ver_test_7.syms): New target.
5296 2008-03-28 Ian Lance Taylor <iant@google.com>
5298 * layout.cc (Layout::layout): If we see an input section with a
5299 name that needs sorting, set the must_sort flag for the output
5301 (Layout::make_output_section): If the name of the output section
5302 indicates that it might require sorting, set the may_sort flag.
5303 * output.h (Output_section::may_sort_attached_input_sections): New
5305 (Output_section::set_may_sort_attached_input_sections): New
5307 (Output_section::must_sort_attached_input_sections): New
5309 (Output_section::set_must_sort_attached_input_sections): New
5311 (class Output_section): Declare Input_section_sort_entry. Define
5312 Input_section_sort_compare. Declare
5313 sort_attached_input_sections. Add new fields:
5314 may_sort_attached_input_sections_,
5315 must_sort_attached_input_sections_,
5316 attached_input_sections_are_sorted_.
5317 * output.cc (Output_section::Output_section): Initialize new
5319 (Output_section::add_input_section): Add an entry to
5320 input_sections_ if may_sort or must_sort are true.
5321 (Output_section::set_final_data_size): Call
5322 sort_attached_input_sections if necessary.
5323 (Output_section::Input_section_sort_entry): Define new class.
5324 (Output_section::Input_section_sort_compare::operator()): New
5326 (Output_section::sort_attached_input_sections): New function.
5327 * configure.ac: Check whether the compiler supports constructor
5328 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
5329 * testsuite/initpri1.c: New file.
5330 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
5331 CONSTRUCTOR_PRIORITY.
5332 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
5333 (initpri1_LDFLAGS): New variable.
5334 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
5336 2008-03-27 Ian Lance Taylor <iant@google.com>
5338 * common.cc (Sort_commons::operator): Correct sorting algorithm.
5339 * testsuite/common_test_1.c: New file.
5340 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
5341 (common_test_1_SOURCES): New variable.
5342 (common_test_1_DEPENDENCIES): New variable.
5343 (common_test_1_LDFLAGS): New variable.
5345 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
5346 and commons_ correctly when NAME/VERSION does not override
5348 * testsuite/ver_test_6.c: New file.
5349 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
5350 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
5351 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
5353 2008-03-26 Ian Lance Taylor <iant@google.com>
5355 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
5356 of an undefined symbol from a version script.
5357 * testsuite/Makefile.am (ver_test_5.so): New target.
5358 (ver_test_5.o): New target.
5359 (check_SCRIPTS): Add ver_test_5.sh.
5360 (check_DATA): Add ver_test_5.syms.
5361 (ver_test_5.syms): New target.
5362 * testsuite/ver_test_5.cc: New file.
5363 * testsuite/ver_test_5.script: New file.
5364 * testsuite/ver_test_5.sh: New file.
5365 * Makefile.in, testsuite/Makefile.in: Rebuild.
5368 Fix problems building gold with gcc 4.3.0.
5369 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
5370 (gold_error_at_location, gold_warning_at_location): Use it.
5371 * configure.ac: Check whether we can compile and use a template
5372 function with a printf attribute.
5373 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
5374 when jumping over bytes.
5375 * object.cc: Instantiate Object::read_section_data.
5376 * debug.h: Include <cstring>
5377 * dwarf_reader.cc: Include <algorithm>
5378 * main.cc: Include <cstring>.
5379 * options.cc: Include <cstring>.
5380 * output.cc: Include <cstring>.
5381 * script.cc: Include <cstring>.
5382 * script.h: Include <string>.
5383 * symtab.cc: Include <cstring> and <algorithm>.
5384 * target-select.cc: Include <cstring>.
5385 * version.cc: Include <string>.
5386 * testsuite/testmain.cc: Include <cstdlib>.
5387 * configure, config.in: Rebuild.
5389 2008-03-25 Ian Lance Taylor <iant@google.com>
5391 * options.cc: Include "../bfd/bfdver.h".
5392 (options::help): Print bug reporting address.
5394 * version.cc (print_version): Adjust output for current value of
5399 * options.cc (options::help): Print list of supported targets.
5400 * target-select.h: Include <vector>.
5401 (class Target_selector): Make machine_, size_, and is_big_endian_
5402 fields const. Add bfd_name_ and instantiated_target_ fields.
5403 (Target_selector::Target_selector): Add bfd_name parameter.
5404 (Target_selector::recognize): Make non-virtual, call
5406 (Target_selector::recognize_by_name): Make non-virtual, call
5407 do_recognize_by_name.
5408 (Target_selector::supported_names): New function.
5409 (Target_selector::bfd_name): New function.
5410 (Target_selector::do_instantiate_target): New pure virtual
5412 (Target_selector::do_recognize): New virtual function.
5413 (Target_selector::do_recognize_by_name): New virtual function.
5414 (Target_selector::instantiate_target): New private function.
5415 (supported_target_names): Declare.
5416 * target-select.cc (Target_selector::Target_selector): Update for
5417 new parameter and fields.
5418 (select_target_by_name): Check that the name matches before
5419 calling recognize_by_name.
5420 (supported_target_names): New function.
5421 * i386.cc (class Target_selector_i386): Update Target_selector
5422 constructor call. Remove recognize and recognize_by_name. Add
5423 do_instantiate_target.
5424 * x86_64.cc (class Target_selector_x86_64): Likewise.
5425 * testsuite/testfile.cc (class Target_selector_test): Update for
5426 changes to Target_selector.
5428 * README: Rewrite, with some notes on unsupported features.
5430 2008-03-24 Cary Coutant <ccoutant@google.com>
5432 * i386.cc (Target_i386::Got_type): New enum declaration.
5433 (Target_i386::Scan::local): Updated callers of Output_data_got
5435 (Target_i386::Scan::global): Likewise.
5436 (Target_i386::Relocate::relocate): Likewise.
5437 (Target_i386::Relocate::relocate_tls): Likewise.
5438 * object.h (Got_offset_list): New class.
5439 (Sized_relobj::local_has_got_offset): Added got_type parameter.
5440 (Sized_relobj::local_got_offset): Likewise.
5441 (Sized_relobj::set_local_got_offset): Likewise.
5442 (Sized_relobj::local_has_tls_got_offset): Removed.
5443 (Sized_relobj::local_tls_got_offset): Removed.
5444 (Sized_relobj::set_local_tls_got_offset): Removed.
5445 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
5446 * output.cc (Output_data_got::add_global): Added got_type parameter.
5447 (Output_data_got::add_global_with_rel): Likewise.
5448 (Output_data_got::add_global_with_rela): Likewise.
5449 (Output_data_got::add_global_pair_with_rel): New function.
5450 (Output_data_got::add_global_pair_with_rela): New function.
5451 (Output_data_got::add_local): Added got_type parameter.
5452 (Output_data_got::add_local_with_rel): Likewise.
5453 (Output_data_got::add_local_with_rela): Likewise.
5454 (Output_data_got::add_local_pair_with_rel): New function.
5455 (Output_data_got::add_local_pair_with_rela): New function.
5456 (Output_data_got::add_global_tls): Removed.
5457 (Output_data_got::add_global_tls_with_rel): Removed.
5458 (Output_data_got::add_global_tls_with_rela): Removed.
5459 (Output_data_got::add_local_tls): Removed.
5460 (Output_data_got::add_local_tls_with_rel): Removed.
5461 (Output_data_got::add_local_tls_with_rela): Removed.
5462 * output.h (Output_data_got::add_global): Added got_type parameter.
5463 (Output_data_got::add_global_with_rel): Likewise.
5464 (Output_data_got::add_global_with_rela): Likewise.
5465 (Output_data_got::add_global_pair_with_rel): New function.
5466 (Output_data_got::add_global_pair_with_rela): New function.
5467 (Output_data_got::add_local): Added got_type parameter.
5468 (Output_data_got::add_local_with_rel): Likewise.
5469 (Output_data_got::add_local_with_rela): Likewise.
5470 (Output_data_got::add_local_pair_with_rel): New function.
5471 (Output_data_got::add_local_pair_with_rela): New function.
5472 (Output_data_got::add_global_tls): Removed.
5473 (Output_data_got::add_global_tls_with_rel): Removed.
5474 (Output_data_got::add_global_tls_with_rela): Removed.
5475 (Output_data_got::add_local_tls): Removed.
5476 (Output_data_got::add_local_tls_with_rel): Removed.
5477 (Output_data_got::add_local_tls_with_rela): Removed.
5478 * resolve.cc (Symbol::override_base_with_special): Removed
5479 reference to has_got_offset_ field.
5480 * symtab.cc (Symbol::init_fields): Replaced initialization
5481 of got_offset_ with got_offsets_. Removed initialization
5483 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
5484 (Symbol::got_offset): Likewise.
5485 (Symbol::set_got_offset): Likewise.
5486 (Symbol::has_tls_got_offset): Removed.
5487 (Symbol::tls_got_offset): Removed.
5488 (Symbol::set_tls_got_offset): Removed.
5489 (Symbol::got_offset_): Removed.
5490 (Symbol::tls_mod_got_offset_): Removed.
5491 (Symbol::tls_pair_got_offset_): Removed.
5492 (Symbol::got_offsets_): New field.
5493 (Symbol::has_got_offset): Removed.
5494 (Symbol::has_tls_mod_got_offset): Removed.
5495 (Symbol::has_tls_pair_got_offset): Removed.
5496 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
5497 (Target_x86_64::Scan::local): Updated callers of Output_data_got
5499 (Target_x86_64::Scan::global): Likewise.
5500 (Target_x86_64::Relocate::relocate): Likewise.
5501 (Target_x86_64::Relocate::relocate_tls): Likewise.
5503 2008-03-25 Ben Elliston <bje@au.ibm.com>
5505 * yyscript.y: Fix spelling error in comment.
5507 2008-03-24 Ian Lance Taylor <iant@google.com>
5509 * options.h (class General_options): Define build_id option.
5510 * layout.h (class Layout): Declare write_build_id, create_note,
5511 create_build_id. Add build_id_note_ member.
5512 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
5513 "libiberty.h", "md5.h", "sha1.h".
5514 (Layout::Layout): Initialize eh_frame_data_,
5515 eh_frame_hdr_section_, and build_id_note_.
5516 (Layout::finalize): Call create_build_id.
5517 (Layout::create_note): New function, broken out of
5518 Layout::create_gold_note.
5519 (Layout::create_gold_note): Call create_note.
5520 (Layout::create_build_id): New function.
5521 (Layout::write_build_id): New function.
5522 (Close_task_runner::run): Call write_build_id.
5524 * x86_64.cc: Correct license to GPLv3.
5526 2008-03-23 Ian Lance Taylor <iant@google.com>
5528 * options.cc: Include "demangle.h".
5529 (parse_optional_string): New function.
5530 (parse_long_option): Handle takes_optional_argument.
5531 (parse_short_option): Update dash_z initializer. Handle
5532 takes_optional_argument.
5533 (General_options::General_options): Initialize do_demangle_.
5534 (General_options::finalize): Set do_demangle_. Handle demangling
5536 * options.h (parse_optional_string): Declare.
5537 (struct One_option): Add optional_arg field. Update constructor.
5538 Update call constructor calls. Add takes_optional_argument
5540 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
5541 (DEFINE_optional_string): Define.
5542 (General_options::demangle): Change from DEFINE_bool to
5543 DEFINE_optional_string.
5544 (General_options::no_demangle): New function.
5545 (General_options::do_demangle): New function.
5546 (General_options::set_do_demangle): New function.
5547 (General_options::execstack_status_): Move definition to end of
5549 (General_options::static_): Likewise.
5550 (General_options::do_demangle_): New field.
5551 * object.cc (big_endian>::get_symbol_location_info): Call
5552 Options::do_demangle, not Options::demangle.
5553 * symtab.cc (demangle): Likewise.
5555 2008-03-22 Ian Lance Taylor <iant@google.com>
5557 * gold.h: Include <cstddef> and <sys/types.h>
5558 * options.h: Include <cstring>.
5560 2008-03-21 Ian Lance Taylor <iant@google.com>
5562 * Added source code to GNU binutils.